From 4ea428a584fb30bc99c3d20f47a0f29b8c5c89f9 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Micha=C3=ABl=20Zasso?= Date: Mon, 30 Aug 2021 22:02:55 +0200 Subject: [PATCH 01/22] deps: update V8 to 9.3.345.16 --- deps/v8/.bazelrc | 26 + deps/v8/.gitignore | 6 +- deps/v8/.mailmap | 14 + deps/v8/AUTHORS | 6 +- deps/v8/BUILD.bazel | 3052 +++++++++++++++++ deps/v8/BUILD.gn | 258 +- deps/v8/COMMON_OWNERS | 1 - deps/v8/DEPS | 201 +- deps/v8/OWNERS | 4 + deps/v8/WATCHLISTS | 11 +- deps/v8/WORKSPACE | 29 + deps/v8/bazel/BUILD.icu | 76 + deps/v8/bazel/BUILD.zlib | 52 + deps/v8/bazel/OWNERS | 5 + deps/v8/bazel/defs.bzl | 239 ++ deps/v8/bazel/generate-inspector-files.sh | 19 + deps/v8/gni/v8.gni | 4 + deps/v8/include/OWNERS | 1 - deps/v8/include/cppgc/allocation.h | 15 +- deps/v8/include/cppgc/heap-statistics.h | 56 +- deps/v8/include/cppgc/heap.h | 2 + .../v8/include/cppgc/internal/api-constants.h | 4 +- deps/v8/include/cppgc/internal/gc-info.h | 1 + deps/v8/include/cppgc/internal/name-trait.h | 4 +- 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deps/v8/src/compiler/js-inlining-heuristic.cc | 15 +- deps/v8/src/compiler/js-inlining-heuristic.h | 13 +- deps/v8/src/compiler/js-inlining.cc | 7 +- deps/v8/src/compiler/js-intrinsic-lowering.cc | 36 +- deps/v8/src/compiler/js-intrinsic-lowering.h | 1 - .../js-native-context-specialization.cc | 152 +- .../js-native-context-specialization.h | 20 +- deps/v8/src/compiler/js-operator.cc | 2 +- deps/v8/src/compiler/js-operator.h | 22 +- deps/v8/src/compiler/js-type-hint-lowering.cc | 21 +- deps/v8/src/compiler/js-typed-lowering.cc | 16 +- deps/v8/src/compiler/linkage.cc | 46 +- deps/v8/src/compiler/linkage.h | 22 +- deps/v8/src/compiler/loop-unrolling.h | 2 +- .../v8/src/compiler/machine-graph-verifier.cc | 3 - .../src/compiler/machine-operator-reducer.cc | 59 +- deps/v8/src/compiler/memory-optimizer.cc | 1 + deps/v8/src/compiler/node-matchers.h | 4 +- deps/v8/src/compiler/node-origin-table.h | 1 + deps/v8/src/compiler/node-properties.cc | 13 +- deps/v8/src/compiler/opcodes.h | 2 + deps/v8/src/compiler/operation-typer.cc | 1 + deps/v8/src/compiler/pipeline.cc | 382 ++- deps/v8/src/compiler/pipeline.h | 25 +- .../src/compiler/property-access-builder.cc | 21 +- .../v8/src/compiler/property-access-builder.h | 9 +- deps/v8/src/compiler/representation-change.cc | 6 +- deps/v8/src/compiler/schedule.cc | 16 +- .../serializer-for-background-compilation.cc | 389 +-- deps/v8/src/compiler/simplified-lowering.cc | 113 +- .../compiler/simplified-operator-reducer.cc | 1 - deps/v8/src/compiler/simplified-operator.cc | 52 +- deps/v8/src/compiler/simplified-operator.h | 44 +- .../src/compiler/store-store-elimination.cc | 6 +- .../v8/src/compiler/type-narrowing-reducer.cc | 3 - deps/v8/src/compiler/type-narrowing-reducer.h | 1 - deps/v8/src/compiler/typed-optimization.cc | 26 +- deps/v8/src/compiler/typed-optimization.h | 1 + deps/v8/src/compiler/typer.cc | 333 +- deps/v8/src/compiler/types.cc | 1 + deps/v8/src/compiler/verifier.cc | 33 +- deps/v8/src/compiler/wasm-compiler.cc | 688 ++-- deps/v8/src/compiler/wasm-compiler.h | 119 +- deps/v8/src/d8/OWNERS | 1 - deps/v8/src/d8/d8-platforms.cc | 16 +- deps/v8/src/d8/d8-posix.cc | 4 +- deps/v8/src/d8/d8-test.cc | 246 +- deps/v8/src/d8/d8.cc | 548 ++- deps/v8/src/d8/d8.h | 79 +- deps/v8/src/date/OWNERS | 1 - deps/v8/src/date/dateparser-inl.h | 2 +- deps/v8/src/date/dateparser.h | 10 +- deps/v8/src/debug/debug-evaluate.cc | 855 ++--- deps/v8/src/debug/debug-frames.cc | 10 +- deps/v8/src/debug/debug-interface.cc | 66 +- deps/v8/src/debug/debug-interface.h | 13 +- deps/v8/src/debug/debug-property-iterator.cc | 2 +- deps/v8/src/debug/debug-scopes.cc | 16 +- .../src/debug/debug-stack-trace-iterator.cc | 7 +- deps/v8/src/debug/debug-wasm-objects.cc | 100 +- deps/v8/src/debug/debug-wasm-objects.h | 5 + deps/v8/src/debug/debug.cc | 261 +- deps/v8/src/debug/debug.h | 21 +- .../v8/src/debug/wasm/gdb-server/transport.cc | 2 +- .../wasm/gdb-server/wasm-module-debug.cc | 14 +- deps/v8/src/deoptimizer/deoptimize-reason.h | 12 +- deps/v8/src/deoptimizer/deoptimizer.cc | 90 +- deps/v8/src/deoptimizer/deoptimizer.h | 9 +- .../deoptimizer/materialized-object-store.cc | 1 + deps/v8/src/deoptimizer/translated-state.cc | 11 +- deps/v8/src/diagnostics/arm/disasm-arm.cc | 250 +- deps/v8/src/diagnostics/arm64/disasm-arm64.cc | 16 +- deps/v8/src/diagnostics/arm64/disasm-arm64.h | 1 - deps/v8/src/diagnostics/code-tracer.h | 14 +- deps/v8/src/diagnostics/disasm.h | 6 +- deps/v8/src/diagnostics/disassembler.cc | 113 +- deps/v8/src/diagnostics/disassembler.h | 2 +- deps/v8/src/diagnostics/eh-frame.cc | 1 - deps/v8/src/diagnostics/gdb-jit.cc | 29 +- deps/v8/src/diagnostics/ia32/disasm-ia32.cc | 28 +- deps/v8/src/diagnostics/mips/disasm-mips.cc | 111 +- .../src/diagnostics/mips64/disasm-mips64.cc | 122 +- deps/v8/src/diagnostics/objects-debug.cc | 96 +- deps/v8/src/diagnostics/objects-printer.cc | 67 +- deps/v8/src/diagnostics/perf-jit.cc | 11 +- deps/v8/src/diagnostics/ppc/disasm-ppc.cc | 89 +- .../src/diagnostics/riscv64/disasm-riscv64.cc | 116 +- deps/v8/src/diagnostics/s390/disasm-s390.cc | 128 +- deps/v8/src/diagnostics/system-jit-win.cc | 23 +- .../src/diagnostics/unwinding-info-win64.cc | 39 +- deps/v8/src/diagnostics/x64/disasm-x64.cc | 30 +- deps/v8/src/diagnostics/x64/eh-frame-x64.cc | 2 - deps/v8/src/execution/arguments.cc | 6 +- deps/v8/src/execution/arguments.h | 2 +- deps/v8/src/execution/arm/simulator-arm.cc | 93 +- .../v8/src/execution/arm64/simulator-arm64.cc | 19 +- deps/v8/src/execution/arm64/simulator-arm64.h | 29 +- .../execution/arm64/simulator-logic-arm64.cc | 28 +- deps/v8/src/execution/execution.cc | 6 +- deps/v8/src/execution/execution.h | 2 +- deps/v8/src/execution/frames.cc | 67 +- deps/v8/src/execution/isolate-data.h | 34 +- deps/v8/src/execution/isolate-inl.h | 1 - deps/v8/src/execution/isolate.cc | 139 +- deps/v8/src/execution/isolate.h | 67 +- deps/v8/src/execution/messages.cc | 21 +- deps/v8/src/execution/messages.h | 3 +- deps/v8/src/execution/mips/simulator-mips.cc | 40 +- deps/v8/src/execution/mips/simulator-mips.h | 5 +- .../execution/mips64/frame-constants-mips64.h | 3 +- .../src/execution/mips64/simulator-mips64.cc | 304 +- .../src/execution/mips64/simulator-mips64.h | 3 +- deps/v8/src/execution/ppc/simulator-ppc.cc | 119 +- deps/v8/src/execution/ppc/simulator-ppc.h | 28 +- .../riscv64/frame-constants-riscv64.h | 2 +- .../execution/riscv64/simulator-riscv64.cc | 92 +- .../src/execution/riscv64/simulator-riscv64.h | 4 +- deps/v8/src/execution/runtime-profiler.cc | 67 +- deps/v8/src/execution/runtime-profiler.h | 1 - deps/v8/src/execution/s390/simulator-s390.cc | 22 +- deps/v8/src/execution/simulator.h | 10 +- deps/v8/src/execution/stack-guard.cc | 4 +- deps/v8/src/execution/thread-local-top.cc | 2 + .../src/extensions/cputracemark-extension.h | 6 +- .../externalize-string-extension.cc | 5 +- deps/v8/src/extensions/gc-extension.h | 6 +- .../ignition-statistics-extension.cc | 1 - .../vtunedomain-support-extension.h | 7 +- deps/v8/src/flags/flag-definitions.h | 179 +- deps/v8/src/flags/flags.cc | 4 +- deps/v8/src/flags/flags.h | 2 +- deps/v8/src/handles/OWNERS | 1 - deps/v8/src/handles/global-handles.cc | 1 + deps/v8/src/handles/handles.h | 1 - deps/v8/src/heap/OWNERS | 1 - deps/v8/src/heap/array-buffer-sweeper.cc | 1 + deps/v8/src/heap/base/stack.cc | 1 - deps/v8/src/heap/code-range.cc | 30 +- deps/v8/src/heap/code-range.h | 2 +- deps/v8/src/heap/collection-barrier.cc | 92 +- deps/v8/src/heap/collection-barrier.h | 28 +- deps/v8/src/heap/concurrent-allocator-inl.h | 1 + deps/v8/src/heap/concurrent-marking.cc | 2 +- deps/v8/src/heap/cppgc-js/cpp-heap.cc | 131 +- deps/v8/src/heap/cppgc-js/cpp-heap.h | 50 +- deps/v8/src/heap/cppgc-js/cpp-snapshot.cc | 246 +- deps/v8/src/heap/cppgc/allocation.cc | 3 +- deps/v8/src/heap/cppgc/compactor.cc | 13 +- deps/v8/src/heap/cppgc/concurrent-marker.cc | 14 + deps/v8/src/heap/cppgc/explicit-management.cc | 16 +- deps/v8/src/heap/cppgc/free-list.cc | 5 +- deps/v8/src/heap/cppgc/free-list.h | 4 +- deps/v8/src/heap/cppgc/garbage-collector.h | 2 + deps/v8/src/heap/cppgc/heap-base.cc | 24 +- deps/v8/src/heap/cppgc/heap-base.h | 15 +- deps/v8/src/heap/cppgc/heap-page.cc | 84 +- deps/v8/src/heap/cppgc/heap-page.h | 30 +- deps/v8/src/heap/cppgc/heap-space.h | 20 +- .../heap/cppgc/heap-statistics-collector.cc | 124 +- .../heap/cppgc/heap-statistics-collector.h | 19 +- deps/v8/src/heap/cppgc/heap-visitor.h | 56 +- deps/v8/src/heap/cppgc/heap.cc | 17 +- deps/v8/src/heap/cppgc/marker.cc | 11 + deps/v8/src/heap/cppgc/marker.h | 17 +- deps/v8/src/heap/cppgc/marking-state.h | 19 +- deps/v8/src/heap/cppgc/marking-verifier.cc | 18 +- deps/v8/src/heap/cppgc/marking-verifier.h | 2 +- deps/v8/src/heap/cppgc/marking-worklists.cc | 1 + deps/v8/src/heap/cppgc/marking-worklists.h | 6 + deps/v8/src/heap/cppgc/memory.h | 73 +- deps/v8/src/heap/cppgc/metric-recorder.h | 32 +- deps/v8/src/heap/cppgc/object-allocator.cc | 63 +- deps/v8/src/heap/cppgc/object-allocator.h | 20 +- deps/v8/src/heap/cppgc/object-poisoner.h | 13 +- deps/v8/src/heap/cppgc/pointer-policies.cc | 36 +- .../v8/src/heap/cppgc/prefinalizer-handler.cc | 4 +- deps/v8/src/heap/cppgc/prefinalizer-handler.h | 3 + deps/v8/src/heap/cppgc/process-heap.cc | 5 + deps/v8/src/heap/cppgc/stats-collector.cc | 88 +- deps/v8/src/heap/cppgc/stats-collector.h | 19 +- deps/v8/src/heap/cppgc/sweeper.cc | 285 +- deps/v8/src/heap/cppgc/sweeper.h | 7 + deps/v8/src/heap/cppgc/visitor.cc | 2 +- deps/v8/src/heap/cppgc/write-barrier.cc | 25 +- deps/v8/src/heap/factory-base-inl.h | 4 +- deps/v8/src/heap/factory-base.cc | 32 +- deps/v8/src/heap/factory-base.h | 16 +- deps/v8/src/heap/factory.cc | 403 ++- deps/v8/src/heap/factory.h | 78 +- deps/v8/src/heap/free-list.cc | 3 +- deps/v8/src/heap/gc-tracer.cc | 172 +- deps/v8/src/heap/gc-tracer.h | 11 + deps/v8/src/heap/heap-inl.h | 133 +- deps/v8/src/heap/heap-write-barrier-inl.h | 11 +- deps/v8/src/heap/heap-write-barrier.cc | 2 +- deps/v8/src/heap/heap-write-barrier.h | 1 + deps/v8/src/heap/heap.cc | 292 +- deps/v8/src/heap/heap.h | 103 +- deps/v8/src/heap/incremental-marking.cc | 8 + deps/v8/src/heap/incremental-marking.h | 2 + deps/v8/src/heap/large-spaces.cc | 9 +- deps/v8/src/heap/large-spaces.h | 12 + deps/v8/src/heap/local-allocator.h | 10 +- deps/v8/src/heap/local-factory.cc | 1 + deps/v8/src/heap/local-heap-inl.h | 2 +- deps/v8/src/heap/local-heap.cc | 28 +- deps/v8/src/heap/local-heap.h | 25 +- deps/v8/src/heap/mark-compact.cc | 77 +- deps/v8/src/heap/mark-compact.h | 4 +- deps/v8/src/heap/marking-visitor-inl.h | 6 +- deps/v8/src/heap/memory-measurement.cc | 3 +- deps/v8/src/heap/new-spaces-inl.h | 1 + deps/v8/src/heap/new-spaces.cc | 7 +- deps/v8/src/heap/new-spaces.h | 11 +- deps/v8/src/heap/object-stats.cc | 6 +- deps/v8/src/heap/objects-visiting-inl.h | 1 + deps/v8/src/heap/objects-visiting.cc | 30 +- deps/v8/src/heap/objects-visiting.h | 1 + deps/v8/src/heap/paged-spaces-inl.h | 1 - deps/v8/src/heap/paged-spaces.cc | 48 +- deps/v8/src/heap/paged-spaces.h | 86 +- deps/v8/src/heap/parked-scope.h | 65 +- deps/v8/src/heap/read-only-spaces.cc | 2 +- deps/v8/src/heap/remembered-set.h | 1 - deps/v8/src/heap/safepoint.cc | 17 +- deps/v8/src/heap/safepoint.h | 13 +- deps/v8/src/heap/scavenger-inl.h | 7 +- deps/v8/src/heap/scavenger.cc | 2 +- deps/v8/src/heap/setup-heap-internal.cc | 76 +- deps/v8/src/heap/spaces-inl.h | 1 - deps/v8/src/heap/spaces.cc | 13 +- deps/v8/src/heap/spaces.h | 7 + deps/v8/src/heap/sweeper.cc | 37 + deps/v8/src/heap/sweeper.h | 5 + deps/v8/src/heap/third-party/heap-api-stub.cc | 4 + deps/v8/src/heap/third-party/heap-api.h | 11 + deps/v8/src/ic/accessor-assembler.cc | 273 +- deps/v8/src/ic/accessor-assembler.h | 12 + deps/v8/src/ic/binary-op-assembler.cc | 37 +- deps/v8/src/ic/call-optimization.cc | 1 - deps/v8/src/ic/handler-configuration-inl.h | 104 +- deps/v8/src/ic/handler-configuration.cc | 52 +- deps/v8/src/ic/handler-configuration.h | 61 +- deps/v8/src/ic/handler-configuration.tq | 2 + deps/v8/src/ic/ic-inl.h | 2 +- deps/v8/src/ic/ic-stats.cc | 6 +- deps/v8/src/ic/ic.cc | 194 +- deps/v8/src/ic/ic.h | 2 + deps/v8/src/ic/stub-cache.cc | 6 +- deps/v8/src/ic/unary-op-assembler.cc | 2 +- deps/v8/src/init/OWNERS | 1 - deps/v8/src/init/bootstrapper.cc | 1439 ++++---- deps/v8/src/init/bootstrapper.h | 4 +- deps/v8/src/init/heap-symbols.h | 2 + deps/v8/src/init/setup-isolate.h | 3 +- deps/v8/src/init/v8.cc | 35 +- deps/v8/src/inspector/DEPS | 2 +- deps/v8/src/inspector/string-16.cc | 8 +- deps/v8/src/inspector/v8-console-message.cc | 37 +- deps/v8/src/inspector/v8-console-message.h | 2 + .../src/inspector/v8-debugger-agent-impl.cc | 15 +- .../v8/src/inspector/v8-debugger-agent-impl.h | 5 + deps/v8/src/inspector/v8-debugger-script.cc | 6 - deps/v8/src/inspector/v8-debugger.cc | 79 +- .../inspector/v8-heap-profiler-agent-impl.cc | 3 +- deps/v8/src/inspector/v8-inspector-impl.cc | 67 +- deps/v8/src/inspector/v8-inspector-impl.h | 13 +- .../inspector/v8-inspector-session-impl.cc | 4 +- .../src/inspector/v8-inspector-session-impl.h | 2 +- .../src/inspector/v8-profiler-agent-impl.cc | 4 +- .../v8/src/inspector/v8-profiler-agent-impl.h | 2 +- .../v8/src/inspector/v8-runtime-agent-impl.cc | 34 +- deps/v8/src/inspector/v8-runtime-agent-impl.h | 2 +- deps/v8/src/inspector/v8-stack-trace-impl.cc | 5 + deps/v8/src/inspector/value-mirror.cc | 225 +- deps/v8/src/inspector/value-mirror.h | 16 +- .../src/interpreter/bytecode-array-builder.cc | 21 - .../src/interpreter/bytecode-array-builder.h | 13 - .../interpreter/bytecode-array-iterator.cc | 2 +- .../src/interpreter/bytecode-array-writer.cc | 1 - deps/v8/src/interpreter/bytecode-decoder.cc | 1 - deps/v8/src/interpreter/bytecode-generator.cc | 411 ++- deps/v8/src/interpreter/bytecode-generator.h | 5 - deps/v8/src/interpreter/bytecodes.cc | 1 - deps/v8/src/interpreter/bytecodes.h | 17 - .../src/interpreter/control-flow-builders.cc | 44 +- .../src/interpreter/control-flow-builders.h | 47 +- .../src/interpreter/interpreter-assembler.cc | 8 +- .../src/interpreter/interpreter-generator.cc | 98 +- .../src/interpreter/interpreter-generator.h | 5 +- .../interpreter-intrinsics-generator.cc | 138 +- .../src/interpreter/interpreter-intrinsics.h | 43 +- deps/v8/src/interpreter/interpreter.cc | 44 +- deps/v8/src/interpreter/interpreter.h | 12 +- deps/v8/src/json/json-parser.cc | 47 +- deps/v8/src/json/json-parser.h | 14 +- deps/v8/src/json/json-stringifier.cc | 27 +- deps/v8/src/libplatform/OWNERS | 1 - .../src/libplatform/tracing/trace-object.cc | 2 +- .../libplatform/tracing/tracing-controller.cc | 4 +- deps/v8/src/libsampler/sampler.cc | 2 +- deps/v8/src/logging/code-events.h | 10 +- deps/v8/src/logging/counters-definitions.h | 17 +- deps/v8/src/logging/counters.h | 13 +- deps/v8/src/logging/log-utils.cc | 10 +- deps/v8/src/logging/log-utils.h | 10 +- deps/v8/src/logging/log.cc | 50 +- deps/v8/src/logging/log.h | 7 +- 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deps/v8/tools/unittests/testdata/testroot3/d8_mocked.py create mode 100644 deps/v8/tools/unittests/testdata/testroot3/test/sweet/sweet.status create mode 100644 deps/v8/tools/unittests/testdata/testroot3/test/sweet/testcfg.py create mode 100644 deps/v8/tools/unittests/testdata/testroot3/v8_build_config.json diff --git a/deps/v8/.bazelrc b/deps/v8/.bazelrc new file mode 100644 index 00000000000000..e0127628ca93aa --- /dev/null +++ b/deps/v8/.bazelrc @@ -0,0 +1,26 @@ +# Copyright 2021 the V8 project authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +# V8 bazel port only supports clang +build --action_env=BAZEL_COMPILER=clang +build --action_env=CC=clang +build --action_env=CXX=clang++ +build --action_env=PATH + +# V8 debug config +build:debug --compilation_mode=dbg +build:debug --config=v8_enable_debugging_features +build:debug --//:v8_enable_fast_mksnapshot +build:debug --//:v8_enable_backtrace + +# v8_enable_debugging_features flags +build:v8_enable_debugging_features --//:v8_enable_verify_heap +build:v8_enable_debugging_features --//:v8_enable_object_print +build:v8_enable_debugging_features --//:v8_enable_disassembler +build:v8_enable_debugging_features --//:v8_enable_trace_maps +build:v8_enable_debugging_features --//:v8_enable_test_features +build:v8_enable_debugging_features --//:v8_enable_v8_checks +build:v8_enable_debugging_features --//:v8_code_comments +build:v8_enable_debugging_features --//:v8_enable_debug_code +build:v8_enable_debugging_features --//:v8_enable_snapshot_native_code_counters diff --git a/deps/v8/.gitignore b/deps/v8/.gitignore index b340100517a5a4..315f3ae0be65ad 100644 --- a/deps/v8/.gitignore +++ b/deps/v8/.gitignore @@ -51,6 +51,7 @@ /test/benchmarks/data /test/fuzzer/wasm_corpus /test/fuzzer/wasm_corpus.tar.gz +!/test/mjsunit/tools/*.log /test/mozilla/data /test/test262/data /test/test262/harness @@ -111,7 +112,10 @@ turbo*.cfg turbo*.dot turbo*.json v8.ignition_dispatches_table.json - +bazel-bin +bazel-out +bazel-testlogs +bazel-v8 !/third_party/jinja2 !/third_party/markupsafe !/third_party/zlib diff --git a/deps/v8/.mailmap b/deps/v8/.mailmap new file mode 100644 index 00000000000000..7f2e3b9e5e9098 --- /dev/null +++ b/deps/v8/.mailmap @@ -0,0 +1,14 @@ +# Copyright 2021 the V8 project authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +# People change their names or email addresses for many reasons. This +# list makes sure people’s preferences are respected when using Git +# commands such as `git log` or `git blame`. +# +# See https://git-scm.com/docs/gitmailmap for more information. +# +# Please keep the list sorted. + +Clemens Backes Clemens Hammacher +Timothy Gu diff --git a/deps/v8/AUTHORS b/deps/v8/AUTHORS index 8b0d38adfc4f04..d9eb05985c555c 100644 --- a/deps/v8/AUTHORS +++ b/deps/v8/AUTHORS @@ -86,7 +86,6 @@ Daniel Andersson Daniel Bevenius Daniel Dromboski Daniel James -Darshan Sen David Carlier David Manouchehri Deepak Mohan @@ -127,6 +126,7 @@ Jay Freeman James Pike James M Snell Javad Amiri +Jesper van den Ende Ji Qiu Jianghua Yang Jiawen Geng @@ -164,6 +164,7 @@ Michael Lutz Michael Mclaughlin Michael Smith Michaël Zasso +Mihir Shah Mike Gilbert Mike Pennisi Mikhail Gusarov @@ -213,6 +214,7 @@ Seo Sanghyeon Shawn Anastasio Shawn Presser Stefan Penner +Stephan Hartmann Stephen Belanger Sylvestre Ledru Taketoshi Aono @@ -229,6 +231,7 @@ Victor Costan Vlad Burlik Vladimir Krivosheev Vladimir Shutoff +Wael Almattar Wei Wu Wenlu Wang Wenyu Zhao @@ -247,6 +250,7 @@ Yuri Iozzelli Zac Hansen Zeynep Cankara Zhao Jiazhong +Zheng Liu Zhongping Wang 柳荣一 Tianping Yang diff --git a/deps/v8/BUILD.bazel b/deps/v8/BUILD.bazel new file mode 100644 index 00000000000000..e0d5ce713852ca --- /dev/null +++ b/deps/v8/BUILD.bazel @@ -0,0 +1,3052 @@ +# Copyright 2021 the V8 project authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +load("@bazel_skylib//lib:selects.bzl", "selects") +load( + "@v8//:bazel/defs.bzl", + "v8_binary", + "v8_config", + "v8_custom_config", + "v8_raw_flag", + "v8_flag", + "v8_int", + "v8_string", + "v8_library", + "v8_torque", + "v8_mksnapshot", +) + +# ================================================= +# Configuration settings +# ================================================= + +config_setting( + name = "is_debug", + values = { + "compilation_mode": "dbg", + }, +) + +config_setting( + name = "is_k8", + values = {"cpu": "k8"}, +) + +config_setting( + name = "is_darwin", + values = {"cpu": "darwin"}, +) + +selects.config_setting_group( + name = "is_x64", + match_any = [":is_k8", ":is_darwin"], +) + +config_setting( + name = "is_arm64", + values = { + "host_cpu": "k8", + "cpu": "arm", + }, +) + +config_setting( + name = "is_ia32", + values = { + "host_cpu": "k8", + "cpu": "x86", + }, +) + +config_setting( + name = "is_arm", + values = { + "host_cpu": "k8", + "cpu": "armeabi-v7a", + }, +) + +selects.config_setting_group( + name = "is_32bits", + match_any = [":is_ia32", ":is_arm"], +) + +config_setting( + name = "is_linux", + constraint_values = ["@platforms//os:linux"], +) + +config_setting( + name = "is_android", + constraint_values = ["@platforms//os:android"], +) + +config_setting( + name = "is_macos", + constraint_values = ["@platforms//os:macos"], +) + +selects.config_setting_group( + name = "is_posix", + match_any = [":is_linux", ":is_android", ":is_macos"], +) + +config_setting( + name = "is_linux_x64", + constraint_values = ["@platforms//os:linux"], + values = {"cpu": "k8"}, +) + +config_setting( + name = "is_macos_x64", + constraint_values = ["@platforms//os:macos"], + values = {"cpu": "darwin"}, +) + +selects.config_setting_group( + name = "is_linux_x64_or_macos_x64", + match_any = [":is_linux_x64", ":is_macos_x64"], +) + +config_setting( + name = "is_android_x86", + constraint_values = ["@platforms//os:android"], + values = {"cpu": "x86"}, +) + +# ================================================= +# Flags +# ================================================= + +# V8 GN flags not currently supported: +# v8_custom_deps +# v8_embed_script +# v8_embedder_string +# v8_promise_internal_field_count +# v8_enable_vtunejit +# v8_enable_vtunetracemark +# v8_enable_fast_torque +# v8_win64_unwinding_info +# v8_enable_31bit_smis_on_64bit_arch +# v8_enable_trace_unoptimized +# v8_enable_trace_ignition +# v8_enable_trace_baseline_exec +# v8_enable_trace_feedback_updates +# v8_enable_atomic_object_field_writes +# v8_enable_atomic_marking_state +# v8_enable_concurrent_marking +# v8_enable_ignition_dispatch_counting +# v8_enable_builtins_profiling +# v8_enable_builtins_profiling_verbose +# v8_builtins_profiling_log_file +# v8_enable_short_builtin_calls +# v8_enable_external_code_space +# v8_postmortem_support +# v8_use_siphash +# v8_no_inline +# v8_os_page_size +# v8_can_use_fpu_instructions +# v8_use_mips_abi_hardfloat +# v8_enable_gdbjit +# v8_untrusted_code_mitigations +# v8_enable_minor_mc +# v8_check_header_includes +# v8_enable_shared_ro_heap +# v8_enable_lazy_source_positions +# v8_enable_third_party_heap +# v8_third_party_heap_files +# v8_disable_write_barriers +# v8_enable_unconditional_write_barriers +# v8_enable_single_generation +# v8_enable_regexp_interpreter_threaded_dispatch +# v8_verify_torque_generation_invariance +# v8_enable_snapshot_compression +# v8_control_flow_integrity +# cppgc_enable_object_names +# cppgc_enable_caged_heap +# cppgc_enable_verify_live_bytes +# cppgc_enable_check_assignments_in_prefinalizers +# cppgc_enable_young_generation +# v8_enable_zone_compression +# v8_enable_heap_sandbox +# v8_enable_precise_zone_stats +# v8_enable_swiss_name_dictionary +# v8_generate_external_defines_header +# v8_dict_property_const_tracking +# v8_enable_map_packing +# v8_allow_javascript_in_promise_hooks +# v8_enable_allocation_folding +# v8_allocation_site_tracking + +v8_string(name = "v8_root", default = ".") + +v8_flag(name = "v8_android_log_stdout") +v8_flag(name = "v8_annotate_torque_ir") + +v8_flag(name = "v8_code_comments") + +v8_flag(name = "v8_deprecation_warnings", default = True) +v8_flag(name = "v8_imminent_deprecation_warnings", default = True) + +v8_flag(name = "v8_enable_backtrace") +v8_flag(name = "v8_enable_debug_code") +v8_flag(name = "v8_enable_disassembler") +v8_flag(name = "v8_enable_handle_zapping", default = True) +v8_flag(name = "v8_enable_hugepage") +v8_flag(name = "v8_enable_fast_mksnapshot") +v8_flag(name = "v8_enable_future") +v8_flag(name = "v8_enable_i18n_support", default = True) +v8_flag(name = "v8_enable_lazy_source_positions", default = True) +v8_flag(name = "v8_enable_minor_mc", default = True) +v8_flag(name = "v8_enable_object_print") +v8_flag(name = "v8_enable_slow_dchecks") +v8_flag(name = "v8_enable_snapshot_code_comments") +v8_flag(name = "v8_enable_snapshot_native_code_counters") +v8_flag(name = "v8_enable_trace_maps") +v8_flag(name = "v8_enable_v8_checks") +v8_flag(name = "v8_enable_verify_csa") +v8_flag(name = "v8_enable_verify_heap") +v8_flag(name = "v8_enable_verify_predictable") +v8_flag(name = "v8_enable_test_features") +v8_flag(name = "v8_enable_webassembly", default = True) + +v8_int(name = "v8_typed_array_max_size_in_heap", default = 64) + +# Pointer compression, true by default if x64 or arm64. +v8_raw_flag(name = "v8_enable_pointer_compression") +selects.config_setting_group( + name = "is_v8_enable_pointer_compression", + match_any = [ ":raw_v8_enable_pointer_compression", ":is_x64", ":is_arm64" ], +) +# Pointer cage, true by default if v8_enable_pointer_compression. +v8_flag(name = "v8_enable_pointer_compression_shared_cage", default = True) +# Enable shared cage if v8_enable_pointer_compression +# and v8_enable_pointer_compression_shared_cage. +selects.config_setting_group( + name = "enable_pointer_compression_shared_cage", + match_all = [ + ":is_v8_enable_pointer_compression", + ":is_v8_enable_pointer_compression_shared_cage", + ], +) +# Enable isolated cage if v8_enable_pointer_compression and +# NOT v8_enable_pointer_compression_shared_cage. +selects.config_setting_group( + name = "enable_pointer_compression_isolated_cage", + match_all = [ + ":is_v8_enable_pointer_compression", + ":is_not_v8_enable_pointer_compression_shared_cage", + ], +) + +# Enable -rdynamic. +selects.config_setting_group( + name = "should_add_rdynamic", + match_all = [ ":is_linux", ":is_v8_enable_backtrace" ], +) + +v8_custom_config(name = "default") + +v8_config( + name = "define_flags", + conditional_defines = { + "v8_android_log_stdout": "V8_ANDROID_LOG_STDOUT", + "v8_code_comments": "V8_CODE_COMMENTS", + "v8_deprecation_warnings": "V8_DEPRECATION_WARNINGS", + "v8_imminent_deprecation_warnings": "V8_IMMINENT_DEPRECATION_WARNINGS", + "v8_enable_debug_code": "V8_ENABLE_DEBUG_CODE", + "v8_enable_disassembler": "ENABLE_DISASSEMBLER", + "v8_enable_handle_zapping": "ENABLE_HANDLE_ZAPPING", + "v8_enable_hugepage": "ENABLE_HUGEPAGE", + "v8_enable_future": "V8_ENABLE_FUTURE", + "v8_enable_i18n_support": "V8_INTL_SUPPORT", + "v8_enable_lazy_source_positions": "V8_ENABLE_LAZY_SOURCE_POSITIONS", + "v8_enable_minor_mc": "ENABLE_MINOR_MC", + "v8_enable_object_print": "OBJECT_PRINT", + "v8_enable_slow_dchecks": "ENABLE_SLOW_DCHECKS", + "v8_enable_snapshot_native_code_counters": + "V8_SNAPSHOT_NATIVE_CODE_COUNTERS", + "v8_enable_trace_maps": "V8_TRACE_MAPS", + "v8_enable_v8_checks": "V8_ENABLE_CHECKS", + "v8_enable_verify_csa": "ENABLE_VERIFY_CSA", + "v8_enable_verify_heap": "VERIFY_HEAP", + "v8_enable_verify_predictable": "VERIFY_PREDICTABLE", + "v8_enable_webassembly": "V8_ENABLE_WEBASSEMBLY", + }, + defines = [ + "GOOGLE3", + "CHROMIUM_ZLIB_NO_CHROMECONF", + "V8_ADVANCED_BIGINT_ALGORITHMS", + "V8_CONCURRENT_MARKING", + ] + select({ + ":is_debug": [ "DEBUG" ], + "//conditions:default": [], + }) + select({ + ":is_ia32": [ "V8_TARGET_ARCH_IA32" ], + ":is_x64": [ "V8_TARGET_ARCH_X64" ], + ":is_arm": [ + "V8_TARGET_ARCH_ARM", + "CAN_USE_ARMV7_INSTRUCTIONS", + "CAN_USE_VFP3_INSTRUCTIONS", + ], + ":is_arm64": [ "V8_TARGET_ARCH_ARM64" ], + }) + select({ + ":is_android": [ + "V8_HAVE_TARGET_OS", + "V8_TARGET_OS_ANDROID", + ], + ":is_linux": [ + "V8_HAVE_TARGET_OS", + "V8_TARGET_OS_LINUX", + ], + ":is_macos": [ + "V8_HAVE_TARGET_OS", + "V8_TARGET_OS_MACOSX", + ], + }) + select({ + ":is_android_x86": [ "DISABLE_UNTRUSTED_CODE_MITIGATIONS" ], + "//conditions:default": [], + }) + select({ + ":is_v8_enable_pointer_compression": [ + "V8_COMPRESS_POINTERS", + "V8_31BIT_SMIS_ON_64BIT_ARCH", + ], + "//conditions:default": [], + }) + select({ + ":enable_pointer_compression_shared_cage": [ + "V8_COMPRESS_POINTERS_IN_SHARED_CAGE" + ], + ":enable_pointer_compression_isolated_cage": [ + "V8_COMPRESS_POINTERS_IN_ISOLATE_CAGE" + ], + "//conditions:default": [], + }) + select({ + ":is_v8_enable_test_features": [ + "V8_ENABLE_ALLOCATION_TIMEOUT", + "V8_ENABLE_FORCE_SLOW_PATH", + "V8_ENABLE_DOUBLE_CONST_STORE_CHECK", + ], + "//conditions:default": [], + }), + deps = [ ":default" ], +) + +# ================================================= +# File group rules +# ================================================= + +filegroup( + name = "v8_config_headers_files", + srcs = [ + "include/v8-platform.h", + "include/v8config.h", + ], +) + +filegroup( + name = "v8_version_files", + srcs = [ + "include/v8-value-serializer-version.h", + "include/v8-version-string.h", + "include/v8-version.h", + ], +) + +filegroup( + name = "cppgc_headers_files", + srcs = [ + "include/cppgc/allocation.h", + "include/cppgc/common.h", + "include/cppgc/custom-space.h", + "include/cppgc/default-platform.h", + "include/cppgc/ephemeron-pair.h", + "include/cppgc/explicit-management.h", + "include/cppgc/garbage-collected.h", + "include/cppgc/heap-consistency.h", + "include/cppgc/heap-state.h", + "include/cppgc/heap-statistics.h", + "include/cppgc/heap.h", + "include/cppgc/internal/api-constants.h", + "include/cppgc/internal/atomic-entry-flag.h", + "include/cppgc/internal/caged-heap-local-data.h", + "include/cppgc/internal/compiler-specific.h", + "include/cppgc/internal/finalizer-trait.h", + "include/cppgc/internal/gc-info.h", + "include/cppgc/internal/logging.h", + "include/cppgc/internal/name-trait.h", + "include/cppgc/internal/persistent-node.h", + "include/cppgc/internal/pointer-policies.h", + "include/cppgc/internal/prefinalizer-handler.h", + "include/cppgc/internal/write-barrier.h", + "include/cppgc/liveness-broker.h", + "include/cppgc/macros.h", + "include/cppgc/member.h", + "include/cppgc/name-provider.h", + "include/cppgc/object-size-trait.h", + "include/cppgc/persistent.h", + "include/cppgc/platform.h", + "include/cppgc/prefinalizer.h", + "include/cppgc/process-heap-statistics.h", + "include/cppgc/sentinel-pointer.h", + "include/cppgc/source-location.h", + "include/cppgc/trace-trait.h", + "include/cppgc/type-traits.h", + "include/cppgc/visitor.h", + ] +) + +filegroup( + name = "v8_headers_files", + srcs = [ + ":cppgc_headers_files", + ":v8_version_files", + "include/v8-cppgc.h", + "include/v8-fast-api-calls.h", + "include/v8-internal.h", + "include/v8-profiler.h", + "include/v8-util.h", + "include/v8.h", + ], +) + +filegroup( + name = "v8_flags", + srcs = [ + "src/flags/flag-definitions.h", + "src/flags/flags.h", + ] + select({ + "is_v8_enable_webassembly": [ "src/wasm/wasm-feature-flags.h" ], + "//conditions:default": [], + }), +) + +filegroup( + name = "v8_shared_internal_headers", + srcs = [ + "src/common/globals.h", + "testing/gtest/include/gtest/gtest_prod.h", + ] + select({ + "is_v8_enable_webassembly": [ + "src/wasm/wasm-constants.h", + "src/wasm/wasm-limits.h", + ], + "//conditions:default": [], + }), +) + +filegroup( + name = "v8_libbase_files", + srcs = [ + ":v8_flags", + ":v8_config_headers_files", + ":v8_headers_files", + "src/base/vlq.h", + "src/base/address-region.h", + "src/base/atomic-utils.h", + "src/base/atomicops.h", + "src/base/atomicops_internals_atomicword_compat.h", + "src/base/base-export.h", + "src/base/bit-field.h", + "src/base/bits-iterator.h", + "src/base/bits.cc", + "src/base/bits.h", + "src/base/bounded-page-allocator.cc", + "src/base/bounded-page-allocator.h", + "src/base/bounds.h", + "src/base/build_config.h", + "src/base/compiler-specific.h", + "src/base/cpu.cc", + "src/base/cpu.h", + "src/base/debug/stack_trace.cc", + "src/base/debug/stack_trace.h", + "src/base/division-by-constant.cc", + "src/base/division-by-constant.h", + "src/base/enum-set.h", + "src/base/export-template.h", + "src/base/file-utils.cc", + "src/base/file-utils.h", + "src/base/flags.h", + "src/base/free_deleter.h", + "src/base/functional.cc", + "src/base/functional.h", + "src/base/hashmap-entry.h", + "src/base/hashmap.h", + "src/base/ieee754.cc", + "src/base/ieee754.h", + "src/base/immediate-crash.h", + "src/base/iterator.h", + "src/base/lazy-instance.h", + "src/base/logging.cc", + "src/base/logging.h", + "src/base/macros.h", + "src/base/memory.h", + "src/base/numbers/bignum-dtoa.cc", + "src/base/numbers/bignum-dtoa.h", + "src/base/numbers/bignum.cc", + "src/base/numbers/bignum.h", + "src/base/numbers/cached-powers.cc", + "src/base/numbers/cached-powers.h", + "src/base/numbers/diy-fp.cc", + "src/base/numbers/diy-fp.h", + "src/base/numbers/double.h", + "src/base/numbers/dtoa.cc", + "src/base/numbers/dtoa.h", + "src/base/numbers/fast-dtoa.cc", + "src/base/numbers/fast-dtoa.h", + "src/base/numbers/fixed-dtoa.cc", + "src/base/numbers/fixed-dtoa.h", + "src/base/numbers/strtod.cc", + "src/base/numbers/strtod.h", + "src/base/once.cc", + "src/base/once.h", + "src/base/optional.h", + "src/base/overflowing-math.h", + "src/base/page-allocator.cc", + "src/base/page-allocator.h", + "src/base/platform/condition-variable.cc", + "src/base/platform/condition-variable.h", + "src/base/platform/elapsed-timer.h", + "src/base/platform/mutex.cc", + "src/base/platform/mutex.h", + "src/base/platform/platform.h", + "src/base/platform/semaphore.cc", + "src/base/platform/semaphore.h", + "src/base/platform/time.cc", + "src/base/platform/time.h", + "src/base/platform/wrappers.h", + "src/base/region-allocator.cc", + "src/base/region-allocator.h", + "src/base/ring-buffer.h", + "src/base/safe_conversions.h", + "src/base/safe_conversions_arm_impl.h", + "src/base/safe_conversions_impl.h", + "src/base/small-vector.h", + "src/base/strings.cc", + "src/base/strings.h", + "src/base/sys-info.cc", + "src/base/sys-info.h", + "src/base/template-utils.h", + "src/base/timezone-cache.h", + "src/base/threaded-list.h", + "src/base/type-traits.h", + "src/base/utils/random-number-generator.cc", + "src/base/utils/random-number-generator.h", + "src/base/vector.h", + "src/base/v8-fallthrough.h", + "src/base/vlq-base64.cc", + "src/base/vlq-base64.h", + ] + select({ + ":is_posix": [ + "src/base/platform/platform-posix.cc", + "src/base/platform/platform-posix.h", + "src/base/platform/platform-posix-time.cc", + "src/base/platform/platform-posix-time.h", + ], + "//conditions:default": [], + }) + select({ + ":is_linux": [ + "src/base/debug/stack_trace_posix.cc", + "src/base/platform/platform-linux.cc", + ], + "is_android": [ + "src/base/debug/stack_trace_android.cc", + "src/base/platform/platform-linux.cc", + ], + "is_macos": [ + "src/base/debug/stack_trace_posix.cc", + "src/base/platform/platform-macos.cc", + ], + }), +) + +filegroup( + name = "v8_libplatform_files", + srcs = [ + "base/trace_event/common/trace_event_common.h", + "include/libplatform/libplatform.h", + "include/libplatform/libplatform-export.h", + "include/libplatform/v8-tracing.h", + "src/libplatform/default-foreground-task-runner.cc", + "src/libplatform/default-foreground-task-runner.h", + "src/libplatform/default-job.cc", + "src/libplatform/default-job.h", + "src/libplatform/default-platform.cc", + "src/libplatform/default-platform.h", + "src/libplatform/default-worker-threads-task-runner.cc", + "src/libplatform/default-worker-threads-task-runner.h", + "src/libplatform/delayed-task-queue.cc", + "src/libplatform/delayed-task-queue.h", + "src/libplatform/task-queue.cc", + "src/libplatform/task-queue.h", + "src/libplatform/tracing/recorder.h", + "src/libplatform/tracing/trace-buffer.cc", + "src/libplatform/tracing/trace-buffer.h", + "src/libplatform/tracing/trace-config.cc", + "src/libplatform/tracing/trace-object.cc", + "src/libplatform/tracing/trace-writer.cc", + "src/libplatform/tracing/trace-writer.h", + "src/libplatform/tracing/tracing-controller.cc", + "src/libplatform/worker-thread.cc", + "src/libplatform/worker-thread.h", + ], +) + +filegroup( + name = "v8_libsampler_files", + srcs = [ + "src/libsampler/sampler.cc", + "src/libsampler/sampler.h", + ], +) + +filegroup( + name = "torque_runtime_support_files", + srcs = [ "src/torque/runtime-support.h" ], +) + +filegroup( + name = "torque_files", + srcs = [ + "src/builtins/aggregate-error.tq", + "src/builtins/array-at.tq", + "src/builtins/array-copywithin.tq", + "src/builtins/array-every.tq", + "src/builtins/array-filter.tq", + "src/builtins/array-find.tq", + "src/builtins/array-findindex.tq", + "src/builtins/array-foreach.tq", + "src/builtins/array-from.tq", + "src/builtins/array-isarray.tq", + "src/builtins/array-join.tq", + "src/builtins/array-lastindexof.tq", + "src/builtins/array-map.tq", + "src/builtins/array-of.tq", + "src/builtins/array-reduce-right.tq", + "src/builtins/array-reduce.tq", + "src/builtins/array-reverse.tq", + "src/builtins/array-shift.tq", + "src/builtins/array-slice.tq", + "src/builtins/array-some.tq", + "src/builtins/array-splice.tq", + "src/builtins/array-unshift.tq", + "src/builtins/array.tq", + "src/builtins/arraybuffer.tq", + "src/builtins/base.tq", + "src/builtins/boolean.tq", + "src/builtins/builtins-bigint.tq", + "src/builtins/builtins-string.tq", + "src/builtins/cast.tq", + "src/builtins/collections.tq", + "src/builtins/constructor.tq", + "src/builtins/conversion.tq", + "src/builtins/convert.tq", + "src/builtins/console.tq", + "src/builtins/data-view.tq", + "src/builtins/finalization-registry.tq", + "src/builtins/frames.tq", + "src/builtins/frame-arguments.tq", + "src/builtins/function.tq", + "src/builtins/growable-fixed-array.tq", + "src/builtins/ic-callable.tq", + "src/builtins/ic-dynamic-check-maps.tq", + "src/builtins/ic.tq", + "src/builtins/internal-coverage.tq", + "src/builtins/internal.tq", + "src/builtins/iterator.tq", + "src/builtins/math.tq", + "src/builtins/number.tq", + "src/builtins/object-fromentries.tq", + "src/builtins/object.tq", + "src/builtins/promise-abstract-operations.tq", + "src/builtins/promise-all.tq", + "src/builtins/promise-all-element-closure.tq", + "src/builtins/promise-any.tq", + "src/builtins/promise-constructor.tq", + "src/builtins/promise-finally.tq", + "src/builtins/promise-misc.tq", + "src/builtins/promise-race.tq", + "src/builtins/promise-reaction-job.tq", + "src/builtins/promise-resolve.tq", + "src/builtins/promise-then.tq", + "src/builtins/promise-jobs.tq", + "src/builtins/proxy-constructor.tq", + "src/builtins/proxy-delete-property.tq", + "src/builtins/proxy-get-property.tq", + "src/builtins/proxy-get-prototype-of.tq", + "src/builtins/proxy-has-property.tq", + "src/builtins/proxy-is-extensible.tq", + "src/builtins/proxy-prevent-extensions.tq", + "src/builtins/proxy-revocable.tq", + "src/builtins/proxy-revoke.tq", + "src/builtins/proxy-set-property.tq", + "src/builtins/proxy-set-prototype-of.tq", + "src/builtins/proxy.tq", + "src/builtins/reflect.tq", + "src/builtins/regexp-exec.tq", + "src/builtins/regexp-match-all.tq", + "src/builtins/regexp-match.tq", + "src/builtins/regexp-replace.tq", + "src/builtins/regexp-search.tq", + "src/builtins/regexp-source.tq", + "src/builtins/regexp-split.tq", + "src/builtins/regexp-test.tq", + "src/builtins/regexp.tq", + "src/builtins/string-at.tq", + "src/builtins/string-endswith.tq", + "src/builtins/string-html.tq", + "src/builtins/string-includes.tq", + "src/builtins/string-indexof.tq", + "src/builtins/string-iterator.tq", + "src/builtins/string-match-search.tq", + "src/builtins/string-pad.tq", + "src/builtins/string-repeat.tq", + "src/builtins/string-replaceall.tq", + "src/builtins/string-slice.tq", + "src/builtins/string-startswith.tq", + "src/builtins/string-substr.tq", + "src/builtins/string-substring.tq", + "src/builtins/string-trim.tq", + "src/builtins/symbol.tq", + "src/builtins/torque-internal.tq", + "src/builtins/typed-array-at.tq", + "src/builtins/typed-array-createtypedarray.tq", + "src/builtins/typed-array-every.tq", + "src/builtins/typed-array-entries.tq", + "src/builtins/typed-array-filter.tq", + "src/builtins/typed-array-find.tq", + "src/builtins/typed-array-findindex.tq", + "src/builtins/typed-array-foreach.tq", + "src/builtins/typed-array-from.tq", + "src/builtins/typed-array-keys.tq", + "src/builtins/typed-array-of.tq", + "src/builtins/typed-array-reduce.tq", + "src/builtins/typed-array-reduceright.tq", + "src/builtins/typed-array-set.tq", + "src/builtins/typed-array-slice.tq", + "src/builtins/typed-array-some.tq", + "src/builtins/typed-array-sort.tq", + "src/builtins/typed-array-subarray.tq", + "src/builtins/typed-array-values.tq", + "src/builtins/typed-array.tq", + "src/builtins/weak-ref.tq", + "src/ic/handler-configuration.tq", + "src/objects/allocation-site.tq", + "src/objects/api-callbacks.tq", + "src/objects/arguments.tq", + "src/objects/bigint.tq", + "src/objects/cell.tq", + "src/objects/code.tq", + "src/objects/contexts.tq", + "src/objects/data-handler.tq", + "src/objects/debug-objects.tq", + "src/objects/descriptor-array.tq", + "src/objects/embedder-data-array.tq", + "src/objects/feedback-cell.tq", + "src/objects/feedback-vector.tq", + "src/objects/fixed-array.tq", + "src/objects/foreign.tq", + "src/objects/free-space.tq", + "src/objects/heap-number.tq", + "src/objects/heap-object.tq", + "src/objects/js-array-buffer.tq", + "src/objects/js-array.tq", + "src/objects/js-collection-iterator.tq", + "src/objects/js-collection.tq", + "src/objects/js-function.tq", + "src/objects/js-generator.tq", + "src/objects/js-objects.tq", + "src/objects/js-promise.tq", + "src/objects/js-proxy.tq", + "src/objects/js-regexp-string-iterator.tq", + "src/objects/js-regexp.tq", + "src/objects/js-weak-refs.tq", + "src/objects/literal-objects.tq", + "src/objects/map.tq", + "src/objects/megadom-handler.tq", + "src/objects/microtask.tq", + "src/objects/module.tq", + "src/objects/name.tq", + "src/objects/oddball.tq", + "src/objects/ordered-hash-table.tq", + "src/objects/primitive-heap-object.tq", + "src/objects/promise.tq", + "src/objects/property-array.tq", + "src/objects/property-cell.tq", + "src/objects/property-descriptor-object.tq", + "src/objects/prototype-info.tq", + "src/objects/regexp-match-info.tq", + "src/objects/scope-info.tq", + "src/objects/script.tq", + "src/objects/shared-function-info.tq", + "src/objects/source-text-module.tq", + "src/objects/stack-frame-info.tq", + "src/objects/string.tq", + "src/objects/struct.tq", + "src/objects/swiss-hash-table-helpers.tq", + "src/objects/swiss-name-dictionary.tq", + "src/objects/synthetic-module.tq", + "src/objects/template-objects.tq", + "src/objects/templates.tq", + "src/objects/torque-defined-classes.tq", + "test/torque/test-torque.tq", + "third_party/v8/builtins/array-sort.tq", + ] + select({ + ":is_v8_enable_webassembly": [ + "src/builtins/wasm.tq", + "src/debug/debug-wasm-objects.tq", + "src/wasm/wasm-objects.tq", + ], + "//conditions:default": [], + }) + select({ + ":is_v8_enable_i18n_support": [ + "src/objects/intl-objects.tq", + "src/objects/js-break-iterator.tq", + "src/objects/js-collator.tq", + "src/objects/js-date-time-format.tq", + "src/objects/js-display-names.tq", + "src/objects/js-list-format.tq", + "src/objects/js-locale.tq", + "src/objects/js-number-format.tq", + "src/objects/js-plural-rules.tq", + "src/objects/js-relative-time-format.tq", + "src/objects/js-segment-iterator.tq", + "src/objects/js-segmenter.tq", + "src/objects/js-segments.tq", + ], + "//conditions:default": [], + }) +) + +filegroup( + name = "torque_base_files", + srcs = [ + "src/torque/ast.h", + "src/torque/cc-generator.cc", + "src/torque/cc-generator.h", + "src/torque/cfg.cc", + "src/torque/cfg.h", + "src/torque/class-debug-reader-generator.cc", + "src/torque/constants.h", + "src/torque/contextual.h", + "src/torque/cpp-builder.cc", + "src/torque/cpp-builder.h", + "src/torque/csa-generator.cc", + "src/torque/csa-generator.h", + "src/torque/declarable.cc", + "src/torque/declarable.h", + "src/torque/declaration-visitor.cc", + "src/torque/declaration-visitor.h", + "src/torque/declarations.cc", + "src/torque/declarations.h", + "src/torque/earley-parser.cc", + "src/torque/earley-parser.h", + "src/torque/global-context.cc", + "src/torque/global-context.h", + "src/torque/implementation-visitor.cc", + "src/torque/implementation-visitor.h", + "src/torque/instance-type-generator.cc", + "src/torque/instructions.cc", + "src/torque/instructions.h", + "src/torque/parameter-difference.h", + "src/torque/server-data.cc", + "src/torque/server-data.h", + "src/torque/source-positions.cc", + "src/torque/source-positions.h", + "src/torque/torque-code-generator.cc", + "src/torque/torque-code-generator.h", + "src/torque/torque-compiler.cc", + "src/torque/torque-compiler.h", + "src/torque/torque-parser.cc", + "src/torque/torque-parser.h", + "src/torque/type-inference.cc", + "src/torque/type-inference.h", + "src/torque/type-oracle.cc", + "src/torque/type-oracle.h", + "src/torque/type-visitor.cc", + "src/torque/type-visitor.h", + "src/torque/types.cc", + "src/torque/types.h", + "src/torque/utils.cc", 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"src/strings/unicode-inl.h", + "src/strings/unicode.cc", + "src/strings/unicode.h", + "src/strings/uri.cc", + "src/strings/uri.h", + "src/tasks/cancelable-task.cc", + "src/tasks/cancelable-task.h", + "src/tasks/operations-barrier.cc", + "src/tasks/operations-barrier.h", + "src/tasks/task-utils.cc", + "src/tasks/task-utils.h", + "src/torque/runtime-macro-shims.h", + "src/third_party/siphash/halfsiphash.cc", + "src/third_party/siphash/halfsiphash.h", + "src/third_party/utf8-decoder/utf8-decoder.h", + "src/tracing/trace-event.cc", + "src/tracing/trace-event.h", + "src/tracing/traced-value.cc", + "src/tracing/traced-value.h", + "src/tracing/tracing-category-observer.cc", + "src/tracing/tracing-category-observer.h", + "src/trap-handler/handler-inside.cc", + "src/trap-handler/handler-inside-posix.h", + "src/trap-handler/handler-outside.cc", + "src/trap-handler/handler-shared.cc", + "src/trap-handler/trap-handler-internal.h", + "src/trap-handler/trap-handler.h", + "src/utils/address-map.cc", + "src/utils/address-map.h", + "src/utils/allocation.cc", + "src/utils/allocation.h", + "src/utils/bit-vector.cc", + "src/utils/bit-vector.h", + "src/utils/boxed-float.h", + "src/utils/detachable-vector.cc", + "src/utils/detachable-vector.h", + "src/utils/identity-map.cc", + "src/utils/identity-map.h", + "src/utils/locked-queue-inl.h", + "src/utils/locked-queue.h", + "src/utils/memcopy.cc", + "src/utils/memcopy.h", + "src/utils/ostreams.cc", + "src/utils/ostreams.h", + "src/utils/pointer-with-payload.h", + "src/utils/scoped-list.h", + "src/utils/utils-inl.h", + "src/utils/utils.cc", + "src/utils/utils.h", + "src/utils/version.cc", + "src/utils/version.h", + "src/web-snapshot/web-snapshot.h", + "src/web-snapshot/web-snapshot.cc", + "src/zone/accounting-allocator.cc", + "src/zone/accounting-allocator.h", + "src/zone/compressed-zone-ptr.h", + "src/zone/type-stats.cc", + "src/zone/type-stats.h", + "src/zone/zone-allocator.h", + "src/zone/zone-chunk-list.h", + "src/zone/zone-compression.h", + "src/zone/zone-containers.h", + "src/zone/zone-handle-set.h", + "src/zone/zone-hashmap.h", + "src/zone/zone-list-inl.h", + "src/zone/zone-list.h", + "src/zone/zone-segment.cc", + "src/zone/zone-segment.h", + "src/zone/zone-type-traits.h", + "src/zone/zone-utils.h", + "src/zone/zone.cc", + "src/zone/zone.h", + "src/asmjs/asm-js.h", + "src/execution/pointer-authentication-dummy.h", + "src/heap/third-party/heap-api.h", + "src/heap/third-party/heap-api-stub.cc", + ] + select({ + ":is_ia32": [ + "src/baseline/ia32/baseline-assembler-ia32-inl.h", + "src/baseline/ia32/baseline-compiler-ia32-inl.h", + "src/codegen/shared-ia32-x64/macro-assembler-shared-ia32-x64.h", + "src/codegen/shared-ia32-x64/macro-assembler-shared-ia32-x64.cc", + "src/codegen/ia32/cpu-ia32.cc", + "src/codegen/ia32/assembler-ia32-inl.h", + "src/codegen/ia32/assembler-ia32.cc", + "src/codegen/ia32/assembler-ia32.h", + "src/codegen/ia32/constants-ia32.h", + "src/codegen/ia32/interface-descriptors-ia32-inl.h", + "src/codegen/ia32/sse-instr.h", + "src/codegen/ia32/macro-assembler-ia32.cc", + "src/codegen/ia32/macro-assembler-ia32.h", + "src/codegen/ia32/register-ia32.h", + "src/compiler/backend/ia32/code-generator-ia32.cc", + "src/compiler/backend/ia32/instruction-codes-ia32.h", + "src/compiler/backend/ia32/instruction-scheduler-ia32.cc", + "src/compiler/backend/ia32/instruction-selector-ia32.cc", + "src/deoptimizer/ia32/deoptimizer-ia32.cc", + "src/diagnostics/ia32/disasm-ia32.cc", + "src/diagnostics/ia32/unwinder-ia32.cc", + "src/execution/ia32/frame-constants-ia32.cc", + "src/execution/ia32/frame-constants-ia32.h", + "src/regexp/ia32/regexp-macro-assembler-ia32.cc", + "src/regexp/ia32/regexp-macro-assembler-ia32.h", + "src/third_party/valgrind/valgrind.h", + "src/wasm/baseline/ia32/liftoff-assembler-ia32.h", + ], + ":is_x64": [ + "src/baseline/x64/baseline-assembler-x64-inl.h", + "src/baseline/x64/baseline-compiler-x64-inl.h", + "src/codegen/shared-ia32-x64/macro-assembler-shared-ia32-x64.h", + "src/codegen/shared-ia32-x64/macro-assembler-shared-ia32-x64.cc", + "src/codegen/x64/cpu-x64.cc", + "src/codegen/x64/assembler-x64-inl.h", + "src/codegen/x64/assembler-x64.cc", + "src/codegen/x64/assembler-x64.h", + "src/codegen/x64/constants-x64.h", + "src/codegen/x64/fma-instr.h", + "src/codegen/x64/interface-descriptors-x64-inl.h", + "src/codegen/x64/sse-instr.h", + "src/codegen/x64/macro-assembler-x64.cc", + "src/codegen/x64/macro-assembler-x64.h", + "src/codegen/x64/register-x64.h", + "src/compiler/backend/x64/code-generator-x64.cc", + "src/compiler/backend/x64/instruction-codes-x64.h", + "src/compiler/backend/x64/instruction-scheduler-x64.cc", + "src/compiler/backend/x64/instruction-selector-x64.cc", + "src/compiler/backend/x64/unwinding-info-writer-x64.cc", + "src/compiler/backend/x64/unwinding-info-writer-x64.h", + "src/deoptimizer/x64/deoptimizer-x64.cc", + "src/diagnostics/x64/disasm-x64.cc", + "src/diagnostics/x64/eh-frame-x64.cc", + "src/diagnostics/x64/unwinder-x64.cc", + "src/execution/x64/frame-constants-x64.cc", + "src/execution/x64/frame-constants-x64.h", + "src/regexp/x64/regexp-macro-assembler-x64.cc", + "src/regexp/x64/regexp-macro-assembler-x64.h", + "src/third_party/valgrind/valgrind.h", + "src/wasm/baseline/x64/liftoff-assembler-x64.h", + ], + "is_arm": [ + "src/baseline/arm/baseline-assembler-arm-inl.h", + "src/baseline/arm/baseline-compiler-arm-inl.h", + "src/codegen/arm/assembler-arm-inl.h", + "src/codegen/arm/assembler-arm.cc", + "src/codegen/arm/assembler-arm.h", + "src/codegen/arm/constants-arm.cc", + "src/codegen/arm/constants-arm.h", + "src/codegen/arm/cpu-arm.cc", + "src/codegen/arm/interface-descriptors-arm-inl.h", + "src/codegen/arm/macro-assembler-arm.cc", + "src/codegen/arm/macro-assembler-arm.h", + "src/codegen/arm/register-arm.h", + "src/compiler/backend/arm/code-generator-arm.cc", + "src/compiler/backend/arm/instruction-codes-arm.h", + "src/compiler/backend/arm/instruction-scheduler-arm.cc", + "src/compiler/backend/arm/instruction-selector-arm.cc", + "src/compiler/backend/arm/unwinding-info-writer-arm.cc", + "src/compiler/backend/arm/unwinding-info-writer-arm.h", + "src/deoptimizer/arm/deoptimizer-arm.cc", + "src/diagnostics/arm/disasm-arm.cc", + "src/diagnostics/arm/eh-frame-arm.cc", + "src/diagnostics/arm/unwinder-arm.cc", + "src/execution/arm/frame-constants-arm.cc", + "src/execution/arm/frame-constants-arm.h", + "src/execution/arm/simulator-arm.cc", + "src/execution/arm/simulator-arm.h", + "src/regexp/arm/regexp-macro-assembler-arm.cc", + "src/regexp/arm/regexp-macro-assembler-arm.h", + "src/wasm/baseline/arm/liftoff-assembler-arm.h", + ], + ":is_arm64": [ + "src/baseline/arm64/baseline-assembler-arm64-inl.h", + "src/baseline/arm64/baseline-compiler-arm64-inl.h", + "src/codegen/arm64/assembler-arm64-inl.h", + "src/codegen/arm64/assembler-arm64.cc", + "src/codegen/arm64/assembler-arm64.h", + "src/codegen/arm64/constants-arm64.h", + "src/codegen/arm64/cpu-arm64.cc", + "src/codegen/arm64/decoder-arm64-inl.h", + "src/codegen/arm64/decoder-arm64.cc", + "src/codegen/arm64/decoder-arm64.h", + "src/codegen/arm64/interface-descriptors-arm64-inl.h", + "src/codegen/arm64/instructions-arm64-constants.cc", + "src/codegen/arm64/instructions-arm64.cc", + "src/codegen/arm64/instructions-arm64.h", + "src/codegen/arm64/macro-assembler-arm64-inl.h", + "src/codegen/arm64/macro-assembler-arm64.cc", + "src/codegen/arm64/macro-assembler-arm64.h", + "src/codegen/arm64/register-arm64.cc", + "src/codegen/arm64/register-arm64.h", + "src/codegen/arm64/utils-arm64.cc", + "src/codegen/arm64/utils-arm64.h", + "src/compiler/backend/arm64/code-generator-arm64.cc", + "src/compiler/backend/arm64/instruction-codes-arm64.h", + "src/compiler/backend/arm64/instruction-scheduler-arm64.cc", + "src/compiler/backend/arm64/instruction-selector-arm64.cc", + "src/compiler/backend/arm64/unwinding-info-writer-arm64.cc", + "src/compiler/backend/arm64/unwinding-info-writer-arm64.h", + "src/deoptimizer/arm64/deoptimizer-arm64.cc", + "src/diagnostics/arm64/disasm-arm64.cc", + "src/diagnostics/arm64/disasm-arm64.h", + "src/diagnostics/arm64/eh-frame-arm64.cc", + "src/diagnostics/arm64/unwinder-arm64.cc", + "src/execution/arm64/frame-constants-arm64.cc", + "src/execution/arm64/frame-constants-arm64.h", + "src/execution/arm64/pointer-auth-arm64.cc", + "src/execution/arm64/simulator-arm64.cc", + "src/execution/arm64/simulator-arm64.h", + "src/execution/arm64/simulator-logic-arm64.cc", + "src/regexp/arm64/regexp-macro-assembler-arm64.cc", + "src/regexp/arm64/regexp-macro-assembler-arm64.h", + "src/wasm/baseline/arm64/liftoff-assembler-arm64.h", + ], + }) + select({ + ":is_linux_x64_or_macos_x64": [ + "src/trap-handler/handler-inside-posix.cc", + "src/trap-handler/handler-outside-posix.cc", + ], + "//conditions:default": [], + }) + select({ + ":is_v8_enable_webassembly": [ + "src/asmjs/asm-js.cc", + "src/asmjs/asm-names.h", + "src/asmjs/asm-parser.cc", + "src/asmjs/asm-parser.h", + "src/asmjs/asm-scanner.cc", + "src/asmjs/asm-scanner.h", + "src/asmjs/asm-types.cc", + "src/asmjs/asm-types.h", + "src/compiler/int64-lowering.h", + "src/compiler/wasm-compiler.h", + "src/debug/debug-wasm-objects.cc", + "src/debug/debug-wasm-objects.h", + "src/debug/debug-wasm-objects-inl.h", + "src/runtime/runtime-test-wasm.cc", + "src/runtime/runtime-wasm.cc", + "src/wasm/baseline/liftoff-assembler.cc", + "src/wasm/baseline/liftoff-assembler-defs.h", + "src/wasm/baseline/liftoff-assembler.h", + "src/wasm/baseline/liftoff-compiler.cc", + "src/wasm/baseline/liftoff-compiler.h", + "src/wasm/baseline/liftoff-register.h", + "src/wasm/branch-hint-map.h", + "src/wasm/code-space-access.cc", + "src/wasm/code-space-access.h", + "src/wasm/compilation-environment.h", + "src/wasm/decoder.h", + "src/wasm/function-body-decoder.cc", + "src/wasm/function-body-decoder.h", + "src/wasm/function-body-decoder-impl.h", + "src/wasm/function-compiler.cc", + "src/wasm/function-compiler.h", + "src/wasm/graph-builder-interface.cc", + "src/wasm/graph-builder-interface.h", + "src/wasm/init-expr-interface.cc", + "src/wasm/init-expr-interface.h", + "src/wasm/jump-table-assembler.cc", + "src/wasm/jump-table-assembler.h", + "src/wasm/leb-helper.h", + "src/wasm/local-decl-encoder.cc", + "src/wasm/local-decl-encoder.h", + "src/wasm/memory-protection-key.cc", + "src/wasm/memory-protection-key.h", + "src/wasm/memory-tracing.cc", + "src/wasm/memory-tracing.h", + "src/wasm/module-compiler.cc", + "src/wasm/module-compiler.h", + "src/wasm/module-decoder.cc", + "src/wasm/module-decoder.h", + "src/wasm/module-instantiate.cc", + "src/wasm/module-instantiate.h", + "src/wasm/object-access.h", + "src/wasm/signature-map.cc", + "src/wasm/signature-map.h", + "src/wasm/simd-shuffle.cc", + "src/wasm/simd-shuffle.h", + "src/wasm/streaming-decoder.cc", + "src/wasm/streaming-decoder.h", + "src/wasm/struct-types.h", + "src/wasm/sync-streaming-decoder.cc", + "src/wasm/value-type.cc", + "src/wasm/value-type.h", + "src/wasm/wasm-arguments.h", + "src/wasm/wasm-code-manager.cc", + "src/wasm/wasm-code-manager.h", + "src/wasm/wasm-debug.cc", + "src/wasm/wasm-debug.h", + "src/wasm/wasm-engine.cc", + "src/wasm/wasm-engine.h", + "src/wasm/wasm-external-refs.cc", + "src/wasm/wasm-external-refs.h", + "src/wasm/wasm-features.cc", + "src/wasm/wasm-features.h", + "src/wasm/wasm-import-wrapper-cache.cc", + "src/wasm/wasm-import-wrapper-cache.h", + "src/wasm/wasm-init-expr.cc", + "src/wasm/wasm-init-expr.h", + "src/wasm/wasm-js.cc", + "src/wasm/wasm-js.h", + "src/wasm/wasm-linkage.h", + "src/wasm/wasm-module-builder.cc", + "src/wasm/wasm-module-builder.h", + "src/wasm/wasm-module.cc", + "src/wasm/wasm-module.h", + "src/wasm/wasm-module-sourcemap.cc", + "src/wasm/wasm-module-sourcemap.h", + "src/wasm/wasm-objects.cc", + "src/wasm/wasm-objects.h", + "src/wasm/wasm-objects-inl.h", + "src/wasm/wasm-opcodes.cc", + "src/wasm/wasm-opcodes.h", + "src/wasm/wasm-opcodes-inl.h", + "src/wasm/wasm-result.cc", + "src/wasm/wasm-result.h", + "src/wasm/wasm-serialization.cc", + "src/wasm/wasm-serialization.h", + "src/wasm/wasm-subtyping.cc", + "src/wasm/wasm-subtyping.h", + "src/wasm/wasm-tier.h", + "src/wasm/wasm-value.h", + ], + "//conditions:default": [], + }) + select({ + ":is_v8_enable_i18n_support": [ + "src/builtins/builtins-intl.cc", + "src/builtins/builtins-intl-gen.cc", + "src/objects/intl-objects.cc", + "src/objects/intl-objects.h", + "src/objects/js-break-iterator.cc", + "src/objects/js-break-iterator.h", + "src/objects/js-break-iterator-inl.h", + "src/objects/js-collator.cc", + "src/objects/js-collator.h", + "src/objects/js-collator-inl.h", + "src/objects/js-date-time-format.cc", + "src/objects/js-date-time-format.h", + "src/objects/js-date-time-format-inl.h", + "src/objects/js-display-names.cc", + "src/objects/js-display-names.h", + "src/objects/js-display-names-inl.h", + "src/objects/js-list-format.cc", + "src/objects/js-list-format.h", + "src/objects/js-list-format-inl.h", + "src/objects/js-locale.cc", + "src/objects/js-locale.h", + "src/objects/js-locale-inl.h", + "src/objects/js-number-format.cc", + "src/objects/js-number-format.h", + "src/objects/js-number-format-inl.h", + "src/objects/js-plural-rules.cc", + "src/objects/js-plural-rules.h", + "src/objects/js-plural-rules-inl.h", + "src/objects/js-relative-time-format.cc", + "src/objects/js-relative-time-format.h", + "src/objects/js-relative-time-format-inl.h", + "src/objects/js-segmenter.cc", + "src/objects/js-segmenter.h", + "src/objects/js-segmenter-inl.h", + "src/objects/js-segment-iterator.cc", + "src/objects/js-segment-iterator.h", + "src/objects/js-segment-iterator-inl.h", + "src/objects/js-segments.cc", + "src/objects/js-segments.h", + "src/objects/js-segments-inl.h", + "src/runtime/runtime-intl.cc", + "src/strings/char-predicates.cc", + ], + "//conditions:default": [], + }), +) + +filegroup( + name = "v8_compiler_files", + srcs = [ + "src/builtins/profile-data-reader.h", + "src/compiler/access-builder.cc", + "src/compiler/access-builder.h", + "src/compiler/access-info.cc", + "src/compiler/access-info.h", + "src/compiler/add-type-assertions-reducer.cc", + "src/compiler/add-type-assertions-reducer.h", + "src/compiler/all-nodes.cc", + "src/compiler/all-nodes.h", + "src/compiler/allocation-builder.h", + "src/compiler/allocation-builder-inl.h", + "src/compiler/backend/code-generator.cc", + "src/compiler/backend/code-generator.h", + "src/compiler/backend/code-generator-impl.h", + "src/compiler/backend/frame-elider.cc", + "src/compiler/backend/frame-elider.h", + "src/compiler/backend/gap-resolver.cc", + "src/compiler/backend/gap-resolver.h", + "src/compiler/backend/instruction.cc", + "src/compiler/backend/instruction.h", + "src/compiler/backend/instruction-codes.h", + "src/compiler/backend/instruction-scheduler.cc", + "src/compiler/backend/instruction-scheduler.h", + "src/compiler/backend/instruction-selector.cc", + "src/compiler/backend/instruction-selector.h", + "src/compiler/backend/instruction-selector-impl.h", + "src/compiler/backend/jump-threading.cc", + "src/compiler/backend/jump-threading.h", + "src/compiler/backend/mid-tier-register-allocator.cc", + "src/compiler/backend/mid-tier-register-allocator.h", + "src/compiler/backend/move-optimizer.cc", + "src/compiler/backend/move-optimizer.h", + "src/compiler/backend/register-allocation.h", + "src/compiler/backend/register-allocator.cc", + "src/compiler/backend/register-allocator.h", + "src/compiler/backend/register-allocator-verifier.cc", + "src/compiler/backend/register-allocator-verifier.h", + "src/compiler/backend/spill-placer.cc", + "src/compiler/backend/spill-placer.h", + "src/compiler/backend/unwinding-info-writer.h", + "src/compiler/basic-block-instrumentor.cc", + "src/compiler/basic-block-instrumentor.h", + "src/compiler/branch-elimination.cc", + "src/compiler/branch-elimination.h", + "src/compiler/bytecode-analysis.cc", + "src/compiler/bytecode-analysis.h", + "src/compiler/bytecode-graph-builder.cc", + "src/compiler/bytecode-graph-builder.h", + "src/compiler/bytecode-liveness-map.cc", + "src/compiler/bytecode-liveness-map.h", + "src/compiler/c-linkage.cc", + "src/compiler/checkpoint-elimination.cc", + "src/compiler/checkpoint-elimination.h", + "src/compiler/code-assembler.cc", + "src/compiler/code-assembler.h", + "src/compiler/common-node-cache.cc", + "src/compiler/common-node-cache.h", + "src/compiler/common-operator.cc", + "src/compiler/common-operator.h", + "src/compiler/common-operator-reducer.cc", + "src/compiler/common-operator-reducer.h", + "src/compiler/compilation-dependencies.cc", + "src/compiler/compilation-dependencies.h", + "src/compiler/compilation-dependency.h", + "src/compiler/compiler-source-position-table.cc", + "src/compiler/compiler-source-position-table.h", + "src/compiler/constant-folding-reducer.cc", + "src/compiler/constant-folding-reducer.h", + "src/compiler/control-equivalence.cc", + "src/compiler/control-equivalence.h", + "src/compiler/control-flow-optimizer.cc", + "src/compiler/control-flow-optimizer.h", + "src/compiler/csa-load-elimination.cc", + "src/compiler/csa-load-elimination.h", + "src/compiler/dead-code-elimination.cc", + "src/compiler/dead-code-elimination.h", + "src/compiler/decompression-optimizer.cc", + "src/compiler/decompression-optimizer.h", + "src/compiler/diamond.h", + "src/compiler/effect-control-linearizer.cc", + "src/compiler/effect-control-linearizer.h", + "src/compiler/escape-analysis.cc", + "src/compiler/escape-analysis.h", + "src/compiler/escape-analysis-reducer.cc", + "src/compiler/escape-analysis-reducer.h", + "src/compiler/fast-api-calls.cc", + "src/compiler/fast-api-calls.h", + "src/compiler/feedback-source.cc", + "src/compiler/feedback-source.h", + "src/compiler/frame.cc", + "src/compiler/frame.h", + "src/compiler/frame-states.cc", + "src/compiler/frame-states.h", + "src/compiler/functional-list.h", + "src/compiler/globals.h", + "src/compiler/graph.cc", + "src/compiler/graph.h", + "src/compiler/graph-assembler.cc", + "src/compiler/graph-assembler.h", + "src/compiler/graph-reducer.cc", + "src/compiler/graph-reducer.h", + "src/compiler/graph-trimmer.cc", + "src/compiler/graph-trimmer.h", + "src/compiler/graph-visualizer.cc", + "src/compiler/graph-visualizer.h", + "src/compiler/graph-zone-traits.h", + "src/compiler/heap-refs.cc", + "src/compiler/heap-refs.h", + "src/compiler/js-call-reducer.cc", + "src/compiler/js-call-reducer.h", + "src/compiler/js-context-specialization.cc", + "src/compiler/js-context-specialization.h", + "src/compiler/js-create-lowering.cc", + "src/compiler/js-create-lowering.h", + "src/compiler/js-generic-lowering.cc", + "src/compiler/js-generic-lowering.h", + "src/compiler/js-graph.cc", + "src/compiler/js-graph.h", + "src/compiler/js-heap-broker.cc", + "src/compiler/js-heap-broker.h", + "src/compiler/js-heap-copy-reducer.cc", + "src/compiler/js-heap-copy-reducer.h", + "src/compiler/js-inlining.cc", + "src/compiler/js-inlining.h", + "src/compiler/js-inlining-heuristic.cc", + "src/compiler/js-inlining-heuristic.h", + "src/compiler/js-intrinsic-lowering.cc", + "src/compiler/js-intrinsic-lowering.h", + "src/compiler/js-native-context-specialization.cc", + "src/compiler/js-native-context-specialization.h", + "src/compiler/js-operator.cc", + "src/compiler/js-operator.h", + "src/compiler/js-type-hint-lowering.cc", + "src/compiler/js-type-hint-lowering.h", + "src/compiler/js-typed-lowering.cc", + "src/compiler/js-typed-lowering.h", + "src/compiler/linkage.cc", + "src/compiler/linkage.h", + "src/compiler/load-elimination.cc", + "src/compiler/load-elimination.h", + "src/compiler/loop-analysis.cc", + "src/compiler/loop-analysis.h", + "src/compiler/loop-peeling.cc", + "src/compiler/loop-peeling.h", + "src/compiler/loop-unrolling.cc", + "src/compiler/loop-unrolling.h", + "src/compiler/loop-variable-optimizer.cc", + "src/compiler/loop-variable-optimizer.h", + "src/compiler/machine-graph.cc", + "src/compiler/machine-graph.h", + "src/compiler/machine-graph-verifier.cc", + "src/compiler/machine-graph-verifier.h", + "src/compiler/machine-operator.cc", + "src/compiler/machine-operator.h", + "src/compiler/machine-operator-reducer.cc", + "src/compiler/machine-operator-reducer.h", + "src/compiler/map-inference.cc", + "src/compiler/map-inference.h", + "src/compiler/memory-lowering.cc", + "src/compiler/memory-lowering.h", + "src/compiler/memory-optimizer.cc", + "src/compiler/memory-optimizer.h", + "src/compiler/node.cc", + "src/compiler/node.h", + "src/compiler/node-aux-data.h", + "src/compiler/node-cache.h", + "src/compiler/node-marker.cc", + "src/compiler/node-marker.h", + "src/compiler/node-matchers.cc", + "src/compiler/node-matchers.h", + "src/compiler/node-observer.cc", + "src/compiler/node-observer.h", + "src/compiler/node-origin-table.cc", + "src/compiler/node-origin-table.h", + "src/compiler/node-properties.cc", + "src/compiler/node-properties.h", + "src/compiler/opcodes.cc", + "src/compiler/opcodes.h", + "src/compiler/operation-typer.cc", + "src/compiler/operation-typer.h", + "src/compiler/operator.cc", + "src/compiler/operator.h", + "src/compiler/operator-properties.cc", + "src/compiler/operator-properties.h", + "src/compiler/osr.cc", + "src/compiler/osr.h", + "src/compiler/per-isolate-compiler-cache.h", + "src/compiler/persistent-map.h", + "src/compiler/pipeline.cc", + "src/compiler/pipeline.h", + "src/compiler/pipeline-statistics.cc", + "src/compiler/pipeline-statistics.h", + "src/compiler/processed-feedback.h", + "src/compiler/property-access-builder.cc", + "src/compiler/property-access-builder.h", + "src/compiler/raw-machine-assembler.cc", + "src/compiler/raw-machine-assembler.h", + "src/compiler/redundancy-elimination.cc", + "src/compiler/redundancy-elimination.h", + "src/compiler/refs-map.cc", + "src/compiler/refs-map.h", + "src/compiler/representation-change.cc", + "src/compiler/representation-change.h", + "src/compiler/schedule.cc", + "src/compiler/schedule.h", + "src/compiler/scheduler.cc", + "src/compiler/scheduler.h", + "src/compiler/select-lowering.cc", + "src/compiler/select-lowering.h", + "src/compiler/serializer-for-background-compilation.cc", + "src/compiler/serializer-for-background-compilation.h", + "src/compiler/serializer-hints.h", + "src/compiler/simplified-lowering.cc", + "src/compiler/simplified-lowering.h", + "src/compiler/simplified-operator.cc", + "src/compiler/simplified-operator.h", + "src/compiler/simplified-operator-reducer.cc", + "src/compiler/simplified-operator-reducer.h", + "src/compiler/state-values-utils.cc", + "src/compiler/state-values-utils.h", + "src/compiler/store-store-elimination.cc", + "src/compiler/store-store-elimination.h", + "src/compiler/type-cache.cc", + "src/compiler/type-cache.h", + "src/compiler/type-narrowing-reducer.cc", + "src/compiler/type-narrowing-reducer.h", + "src/compiler/typed-optimization.cc", + "src/compiler/typed-optimization.h", + "src/compiler/typer.cc", + "src/compiler/typer.h", + "src/compiler/types.cc", + "src/compiler/types.h", + "src/compiler/value-numbering-reducer.cc", + "src/compiler/value-numbering-reducer.h", + "src/compiler/verifier.cc", + "src/compiler/verifier.h", + "src/compiler/write-barrier-kind.h", + "src/compiler/zone-stats.cc", + "src/compiler/zone-stats.h", + ] + select({ + ":is_v8_enable_webassembly": [ + "src/compiler/int64-lowering.cc", + "src/compiler/wasm-compiler.cc", + ], + "//conditions:default": [], + }), +) + + + +filegroup( + name = "v8_initializers_files", + srcs = [ + "src/builtins/builtins-array-gen.cc", + "src/builtins/builtins-array-gen.h", + "src/builtins/builtins-async-function-gen.cc", + "src/builtins/builtins-async-gen.cc", + "src/builtins/builtins-async-gen.h", + "src/builtins/builtins-async-generator-gen.cc", + "src/builtins/builtins-async-iterator-gen.cc", + "src/builtins/builtins-bigint-gen.cc", + "src/builtins/builtins-bigint-gen.h", + "src/builtins/builtins-call-gen.cc", + "src/builtins/builtins-call-gen.h", + "src/builtins/builtins-collections-gen.cc", + "src/builtins/builtins-collections-gen.h", + "src/builtins/builtins-constructor-gen.cc", + "src/builtins/builtins-constructor-gen.h", + "src/builtins/builtins-constructor.h", + "src/builtins/builtins-conversion-gen.cc", + "src/builtins/builtins-data-view-gen.h", + "src/builtins/builtins-date-gen.cc", + "src/builtins/builtins-generator-gen.cc", + "src/builtins/builtins-global-gen.cc", + "src/builtins/builtins-handler-gen.cc", + "src/builtins/builtins-ic-gen.cc", + "src/builtins/builtins-internal-gen.cc", + "src/builtins/builtins-interpreter-gen.cc", + "src/builtins/builtins-iterator-gen.cc", + "src/builtins/builtins-iterator-gen.h", + "src/builtins/builtins-lazy-gen.cc", + "src/builtins/builtins-lazy-gen.h", + "src/builtins/builtins-microtask-queue-gen.cc", + "src/builtins/builtins-number-gen.cc", + "src/builtins/builtins-object-gen.cc", + "src/builtins/builtins-promise-gen.cc", + "src/builtins/builtins-promise-gen.h", + "src/builtins/builtins-proxy-gen.cc", + "src/builtins/builtins-proxy-gen.h", + "src/builtins/builtins-regexp-gen.cc", + "src/builtins/builtins-regexp-gen.h", + "src/builtins/builtins-sharedarraybuffer-gen.cc", + "src/builtins/builtins-string-gen.cc", + "src/builtins/builtins-string-gen.h", + "src/builtins/builtins-typed-array-gen.cc", + "src/builtins/builtins-typed-array-gen.h", + "src/builtins/builtins-utils-gen.h", + "src/builtins/growable-fixed-array-gen.cc", + "src/builtins/growable-fixed-array-gen.h", + "src/builtins/profile-data-reader.cc", + "src/builtins/profile-data-reader.h", + "src/builtins/setup-builtins-internal.cc", + "src/builtins/torque-csa-header-includes.h", + "src/codegen/code-stub-assembler.cc", + "src/codegen/code-stub-assembler.h", + "src/heap/setup-heap-internal.cc", + "src/ic/accessor-assembler.cc", + "src/ic/accessor-assembler.h", + "src/ic/binary-op-assembler.cc", + "src/ic/binary-op-assembler.h", + "src/ic/keyed-store-generic.cc", + "src/ic/keyed-store-generic.h", + "src/ic/unary-op-assembler.cc", + "src/ic/unary-op-assembler.h", + "src/interpreter/interpreter-assembler.cc", + "src/interpreter/interpreter-assembler.h", + "src/interpreter/interpreter-generator.cc", + "src/interpreter/interpreter-generator.h", + "src/interpreter/interpreter-intrinsics-generator.cc", + "src/interpreter/interpreter-intrinsics-generator.h", + ] + select({ + ":is_ia32": ["src/builtins/ia32/builtins-ia32.cc"], + ":is_x64": ["src/builtins/x64/builtins-x64.cc"], + ":is_arm" : ["src/builtins/arm/builtins-arm.cc"], + ":is_arm64": ["src/builtins/arm64/builtins-arm64.cc"], + }) + select({ + ":is_v8_enable_webassembly": [ + "src/builtins/builtins-wasm-gen.cc", + "src/builtins/builtins-wasm-gen.h", + ], + "//conditions:default": [], + }), +) + +filegroup( + name = "cppgc_base_files", + srcs = [ + "src/heap/cppgc/allocation.cc", + "src/heap/cppgc/compaction-worklists.cc", + "src/heap/cppgc/compaction-worklists.h", + "src/heap/cppgc/compactor.cc", + "src/heap/cppgc/compactor.h", + "src/heap/cppgc/concurrent-marker.cc", + "src/heap/cppgc/concurrent-marker.h", + "src/heap/cppgc/default-platform.cc", + "src/heap/cppgc/explicit-management.cc", + "src/heap/cppgc/free-list.cc", + "src/heap/cppgc/free-list.h", + "src/heap/cppgc/garbage-collector.h", + "src/heap/cppgc/gc-info.cc", + "src/heap/cppgc/gc-info-table.cc", + "src/heap/cppgc/gc-info-table.h", + "src/heap/cppgc/gc-invoker.cc", + "src/heap/cppgc/gc-invoker.h", + "src/heap/cppgc/heap.cc", + "src/heap/cppgc/heap.h", + "src/heap/cppgc/heap-base.cc", + "src/heap/cppgc/heap-base.h", + "src/heap/cppgc/heap-consistency.cc", + "src/heap/cppgc/heap-growing.cc", + "src/heap/cppgc/heap-growing.h", + "src/heap/cppgc/heap-object-header.cc", + "src/heap/cppgc/heap-object-header.h", + "src/heap/cppgc/heap-page.cc", + "src/heap/cppgc/heap-page.h", + "src/heap/cppgc/heap-space.cc", + "src/heap/cppgc/heap-space.h", + "src/heap/cppgc/heap-state.cc", + "src/heap/cppgc/heap-statistics-collector.cc", + "src/heap/cppgc/heap-statistics-collector.h", + "src/heap/cppgc/heap-visitor.h", + "src/heap/cppgc/incremental-marking-schedule.cc", + "src/heap/cppgc/incremental-marking-schedule.h", + "src/heap/cppgc/liveness-broker.cc", + "src/heap/cppgc/liveness-broker.h", + "src/heap/cppgc/logging.cc", + "src/heap/cppgc/marker.cc", + "src/heap/cppgc/marker.h", + "src/heap/cppgc/marking-state.cc", + "src/heap/cppgc/marking-state.h", + "src/heap/cppgc/marking-verifier.cc", + "src/heap/cppgc/marking-verifier.h", + "src/heap/cppgc/marking-visitor.cc", + "src/heap/cppgc/marking-visitor.h", + "src/heap/cppgc/marking-worklists.cc", + "src/heap/cppgc/marking-worklists.h", + "src/heap/cppgc/memory.h", + "src/heap/cppgc/metric-recorder.h", + "src/heap/cppgc/name-trait.cc", + "src/heap/cppgc/object-allocator.cc", + "src/heap/cppgc/object-allocator.h", + "src/heap/cppgc/object-poisoner.h", + "src/heap/cppgc/object-size-trait.cc", + "src/heap/cppgc/object-start-bitmap.h", + "src/heap/cppgc/object-view.h", + "src/heap/cppgc/page-memory.cc", + "src/heap/cppgc/page-memory.h", + "src/heap/cppgc/persistent-node.cc", + "src/heap/cppgc/platform.cc", + "src/heap/cppgc/pointer-policies.cc", + "src/heap/cppgc/prefinalizer-handler.cc", + "src/heap/cppgc/prefinalizer-handler.h", + "src/heap/cppgc/process-heap.cc", + "src/heap/cppgc/process-heap.h", + "src/heap/cppgc/process-heap-statistics.cc", + "src/heap/cppgc/process-heap-statistics.h", + "src/heap/cppgc/raw-heap.cc", + "src/heap/cppgc/raw-heap.h", + "src/heap/cppgc/source-location.cc", + "src/heap/cppgc/stats-collector.cc", + "src/heap/cppgc/stats-collector.h", + "src/heap/cppgc/sweeper.cc", + "src/heap/cppgc/sweeper.h", + "src/heap/cppgc/task-handle.h", + "src/heap/cppgc/trace-event.h", + "src/heap/cppgc/trace-trait.cc", + "src/heap/cppgc/virtual-memory.cc", + "src/heap/cppgc/virtual-memory.h", + "src/heap/cppgc/visitor.cc", + "src/heap/cppgc/visitor.h", + "src/heap/cppgc/write-barrier.cc", + "src/heap/cppgc/write-barrier.h", + ], +) + +filegroup( + name = "v8_cppgc_shared_files", + srcs = [ + "src/heap/base/stack.cc", + "src/heap/base/stack.h", + "src/heap/base/worklist.cc", + "src/heap/base/worklist.h", + "src/heap/cppgc/globals.h", + ] + select({ + ":is_ia32": ["src/heap/base/asm/ia32/push_registers_asm.cc"], + ":is_x64": ["src/heap/base/asm/x64/push_registers_asm.cc"], + ":is_arm" : ["src/heap/base/asm/arm/push_registers_asm.cc"], + ":is_arm64": ["src/heap/base/asm/arm64/push_registers_asm.cc"], + }), +) + +filegroup( + name = "v8_bigint", + srcs = [ + "src/bigint/bigint-internal.cc", + "src/bigint/bigint-internal.h", + "src/bigint/bigint.h", + "src/bigint/digit-arithmetic.h", + "src/bigint/div-burnikel.cc", + "src/bigint/div-helpers.cc", + "src/bigint/div-helpers.h", + "src/bigint/div-schoolbook.cc", + "src/bigint/mul-fft.cc", + "src/bigint/mul-karatsuba.cc", + "src/bigint/mul-schoolbook.cc", + "src/bigint/mul-toom.cc", + "src/bigint/tostring.cc", + "src/bigint/util.h", + "src/bigint/vector-arithmetic.cc", + "src/bigint/vector-arithmetic.h", + ], +) + +filegroup( + name = "mksnapshot_files", + srcs = [ + "src/snapshot/embedded/embedded-empty.cc", + "src/snapshot/embedded/embedded-file-writer.cc", + "src/snapshot/embedded/embedded-file-writer.h", + "src/snapshot/embedded/platform-embedded-file-writer-aix.cc", + "src/snapshot/embedded/platform-embedded-file-writer-aix.h", + "src/snapshot/embedded/platform-embedded-file-writer-base.cc", + "src/snapshot/embedded/platform-embedded-file-writer-base.h", + "src/snapshot/embedded/platform-embedded-file-writer-generic.cc", + "src/snapshot/embedded/platform-embedded-file-writer-generic.h", + "src/snapshot/embedded/platform-embedded-file-writer-mac.cc", + "src/snapshot/embedded/platform-embedded-file-writer-mac.h", + "src/snapshot/embedded/platform-embedded-file-writer-win.cc", + "src/snapshot/embedded/platform-embedded-file-writer-win.h", + "src/snapshot/mksnapshot.cc", + "src/snapshot/snapshot-empty.cc", + "src/init/setup-isolate-full.cc", + ] +) + +filegroup( + name = "v8_inspector_files", + srcs = [ + "src/inspector/custom-preview.cc", + "src/inspector/custom-preview.h", + "src/inspector/injected-script.cc", + "src/inspector/injected-script.h", + "src/inspector/inspected-context.cc", + "src/inspector/inspected-context.h", + "src/inspector/remote-object-id.cc", + "src/inspector/remote-object-id.h", + "src/inspector/search-util.cc", + "src/inspector/search-util.h", + "src/inspector/string-16.cc", + "src/inspector/string-16.h", + "src/inspector/string-util.cc", + "src/inspector/string-util.h", + "src/inspector/test-interface.cc", + "src/inspector/test-interface.h", + "src/inspector/v8-console.cc", + "src/inspector/v8-console.h", + "src/inspector/v8-console-agent-impl.cc", + "src/inspector/v8-console-agent-impl.h", + "src/inspector/v8-console-message.cc", + "src/inspector/v8-console-message.h", + "src/inspector/v8-debugger.cc", + "src/inspector/v8-debugger.h", + "src/inspector/v8-debugger-agent-impl.cc", + "src/inspector/v8-debugger-agent-impl.h", + "src/inspector/v8-debugger-script.cc", + "src/inspector/v8-debugger-script.h", + "src/inspector/v8-heap-profiler-agent-impl.cc", + "src/inspector/v8-heap-profiler-agent-impl.h", + "src/inspector/v8-inspector-impl.cc", + "src/inspector/v8-inspector-impl.h", + "src/inspector/v8-inspector-session-impl.cc", + "src/inspector/v8-inspector-session-impl.h", + "src/inspector/v8-profiler-agent-impl.cc", + "src/inspector/v8-profiler-agent-impl.h", + "src/inspector/v8-regex.cc", + "src/inspector/v8-regex.h", + "src/inspector/v8-runtime-agent-impl.cc", + "src/inspector/v8-runtime-agent-impl.h", + "src/inspector/v8-schema-agent-impl.cc", + "src/inspector/v8-schema-agent-impl.h", + "src/inspector/v8-stack-trace-impl.cc", + "src/inspector/v8-stack-trace-impl.h", + "src/inspector/v8-string-conversions.cc", + "src/inspector/v8-string-conversions.h", + "src/inspector/v8-value-utils.cc", + "src/inspector/v8-value-utils.h", + "src/inspector/v8-debugger-id.h", + "src/inspector/v8-debugger-id.cc", + "src/inspector/value-mirror.cc", + "src/inspector/value-mirror.h", + ":crdtp_platform_files", + ":generated_inspector_files", + ], +) + +filegroup( + name = "crdtp_platform_files", + srcs = [ + "third_party/inspector_protocol/crdtp/json_platform.h", + "third_party/inspector_protocol/crdtp/json_platform_v8.cc", + ":crdtp_files", + ], +) + +filegroup( + name = "crdtp_files", + srcs = [ + "third_party/inspector_protocol/crdtp/cbor.cc", + "third_party/inspector_protocol/crdtp/cbor.h", + "third_party/inspector_protocol/crdtp/maybe.h", + "third_party/inspector_protocol/crdtp/dispatch.cc", + "third_party/inspector_protocol/crdtp/dispatch.h", + "third_party/inspector_protocol/crdtp/error_support.cc", + "third_party/inspector_protocol/crdtp/error_support.h", + "third_party/inspector_protocol/crdtp/export.h", + "third_party/inspector_protocol/crdtp/find_by_first.h", + "third_party/inspector_protocol/crdtp/frontend_channel.h", + "third_party/inspector_protocol/crdtp/glue.h", + "third_party/inspector_protocol/crdtp/protocol_core.h", + "third_party/inspector_protocol/crdtp/protocol_core.cc", + "third_party/inspector_protocol/crdtp/json.cc", + "third_party/inspector_protocol/crdtp/json.h", + "third_party/inspector_protocol/crdtp/parser_handler.h", + "third_party/inspector_protocol/crdtp/serializable.cc", + "third_party/inspector_protocol/crdtp/serializable.h", + "third_party/inspector_protocol/crdtp/serializer_traits.h", + "third_party/inspector_protocol/crdtp/span.cc", + "third_party/inspector_protocol/crdtp/span.h", + "third_party/inspector_protocol/crdtp/status.cc", + "third_party/inspector_protocol/crdtp/status.h", + ], +) + +filegroup( + name = "snapshot_files", + srcs = [ + "src/init/setup-isolate-deserialize.cc", + # TODO(victorgomes): Create a flag to select pregenerated snapshots. + ":generated_snapshot_files", + ] +) + +filegroup( + name = "wee8_files", + srcs = [ + "src/wasm/c-api.cc", + "src/wasm/c-api.h", + "third_party/wasm-api/wasm.h", + "third_party/wasm-api/wasm.hh", + ] +) + +# ================================================= +# Generated files +# ================================================= + +# TODO(victorgomes): Add support to tools/debug_helper, +# which needs class-debug-readers and debug-macros. +v8_torque( + name = "generated_torque_files", + srcs = [":torque_files"], + extras = [ + "bit-fields.h", + "builtin-definitions.h", + # "class-debug-readers.cc", + # "class-debug-readers.h", + "class-forward-declarations.h", + "class-verifiers.cc", + "class-verifiers.h", + "csa-types.h", + # "debug-macros.cc", + # "debug-macros.h", + "enum-verifiers.cc", + "exported-macros-assembler.cc", + "exported-macros-assembler.h", + "factory.cc", + "factory.inc", + "field-offsets.h", + "instance-types.h", + "interface-descriptors.inc", + "objects-body-descriptors-inl.inc", + "objects-printer.cc", + ], + args = select({ + ":is_v8_annotate_torque_ir": [ "-annotate-ir" ], + "//conditions:default": [], + }) + select({ + ":is_32bits": [ "-m32" ], + "//conditions:default": [], + }), +) + +genrule( + name = "generated_inspector_files", + srcs = [ "include/js_protocol.pdl" ], + outs = [ + "include/inspector/Debugger.h", + "include/inspector/Runtime.h", + "include/inspector/Schema.h", + "src/inspector/protocol/Forward.h", + "src/inspector/protocol/Protocol.cpp", + "src/inspector/protocol/Protocol.h", + "src/inspector/protocol/Console.cpp", + "src/inspector/protocol/Console.h", + "src/inspector/protocol/Debugger.cpp", + "src/inspector/protocol/Debugger.h", + "src/inspector/protocol/HeapProfiler.cpp", + "src/inspector/protocol/HeapProfiler.h", + "src/inspector/protocol/Profiler.cpp", + "src/inspector/protocol/Profiler.h", + "src/inspector/protocol/Runtime.cpp", + "src/inspector/protocol/Runtime.h", + "src/inspector/protocol/Schema.cpp", + "src/inspector/protocol/Schema.h", + ], + message = "Generating inspector files", + cmd = "bazel/generate-inspector-files.sh $(@D)", + local = 1, +) + +genrule( + name = "generated_bytecode_builtins_list", + srcs = [], + outs = ["builtins-generated/bytecodes-builtins-list.h"], + cmd = "$(location :bytecode_builtins_list_generator) $@", + tools = [":bytecode_builtins_list_generator"], +) + +genrule( + name = "generated_regexp_special_case", + srcs = [], + outs = ["src/regexp/special-case.cc"], + cmd = "$(location :regexp_special_case_generator) $@", + tools = [":regexp_special_case_generator"], +) + +v8_mksnapshot( + name = "generated_snapshot_files", + args = select({ + ":is_v8_enable_verify_heap": [ "--verify-heap" ], + "//conditions:default": [], + }) + select({ + ":is_v8_enable_fast_mksnapshot": [ + "--no-turbo-rewrite-far-jumps", + "--no-turbo-verify-allocation", + ], + "//conditions:default": [], + }) + select({ + ":is_v8_enable_snapshot_code_comments": [ "--code-comments" ], + "//conditions:default": [], + }) + select({ + ":is_v8_enable_snapshot_native_code_counters": [ + "--native-code-counters" + ], + "//conditions:default": [ "--no-native-code-counters" ], + }) +) + +# ================================================= +# Libraries rules +# ================================================= + +v8_library( + name = "v8_libbase", + srcs = [ + ":v8_shared_internal_headers", + ":v8_libbase_files", + ], +) + +v8_library( + name = "v8_libshared", + srcs = [ + ":generated_torque_files", + ":torque_runtime_support_files", + ":v8_base_without_compiler_files", + ":v8_compiler_files", + ":v8_initializers_files", + ":v8_libplatform_files", + ":v8_libsampler_files", + ":v8_shared_internal_headers", + ] + select({ + ":is_v8_enable_i18n_support": [ ":generated_regexp_special_case" ], + "//conditions:default": [], + }), + deps = [ + ":v8_libbase", + "@zlib", + ] + select({ + ":is_v8_enable_i18n_support": [ "@icu" ], + "//conditions:default": [], + }), +) + +v8_library( + name = "v8", + srcs = [ + ":snapshot_files", + ":v8_inspector_files", + ], + deps = [ ":v8_libshared" ], +) + +# TODO(victorgomes): Check if v8_enable_webassembly is true. +v8_library( + name = "wee8", + srcs = [ ":wee8_files" ], + deps = [ ":v8" ], +) + +# ================================================= +# Binary rules +# ================================================= + +v8_binary( + name = "bytecode_builtins_list_generator", + srcs = [ + "src/builtins/generate-bytecodes-builtins-list.cc", + "src/interpreter/bytecode-operands.cc", + "src/interpreter/bytecode-operands.h", + "src/interpreter/bytecode-traits.h", + "src/interpreter/bytecodes.cc", + "src/interpreter/bytecodes.h", + ], + deps = [ "v8_libbase" ], +) + +v8_binary( + name = "regexp_special_case_generator", + srcs = [ + ":v8_shared_internal_headers", + ":v8_libbase_files", + "src/regexp/special-case.h", + "src/regexp/gen-regexp-special-case.cc", + ], + deps = [ "@icu" ], +) + +v8_binary( + name = "torque", + srcs = [ + ":torque_base_files", + "src/torque/torque.cc", + ], + copts = [ "-fexceptions" ], + features = [ "-use_header_modules" ], + deps = [ "v8_libbase" ], +) + +v8_binary( + name = "mksnapshot", + srcs = [ ":mksnapshot_files" ], + deps = [ ":v8_libshared" ], + linkopts = select({ + "is_android": [ "-llog" ], + "//conditions:default": [], + }), +) + +v8_binary( + name = "d8", + srcs = [ + "src/d8/async-hooks-wrapper.cc", + "src/d8/async-hooks-wrapper.h", + "src/d8/d8.cc", + "src/d8/d8.h", + "src/d8/d8-console.cc", + "src/d8/d8-console.h", + "src/d8/d8-js.cc", + "src/d8/d8-platforms.cc", + "src/d8/d8-platforms.h", + "src/d8/d8-posix.cc", + "src/d8/d8-test.cc", + ], + deps = [ ":v8" ], +) diff --git a/deps/v8/BUILD.gn b/deps/v8/BUILD.gn index 5e3045bfdc1d80..17bab98e8faba5 100644 --- a/deps/v8/BUILD.gn +++ b/deps/v8/BUILD.gn @@ -79,6 +79,9 @@ declare_args() { # Sets -dENABLE_VTUNE_TRACEMARK. v8_enable_vtunetracemark = false + # Sets -dENABLE_HUGEPAGE + v8_enable_hugepage = false + # Sets -dENABLE_HANDLE_ZAPPING. v8_enable_handle_zapping = is_debug @@ -150,6 +153,15 @@ declare_args() { # v8_enable_concurrent_marking_state. See the default setting code below. v8_enable_concurrent_marking = true + # Sets -dV8_IGNITION_DISPATCH_COUNTING. + # Enables counting frequencies of bytecode dispatches. After building in this + # configuration, subsequent runs of d8 can output frequencies for each pair + # of (current, next) bytecode instructions executed if you specify + # --trace-ignition-dispatches-output-file, or can generate a JS object with + # those frequencies if you run with --expose-ignition-statistics and call the + # extension function getIgnitionDispatchCounters(). + v8_enable_ignition_dispatch_counting = false + # Runs mksnapshot with --turbo-profiling. After building in this # configuration, any subsequent run of d8 will output information about usage # of basic blocks in builtins. @@ -184,6 +196,11 @@ declare_args() { # Sets -dV8_SHORT_BUILTIN_CALLS v8_enable_short_builtin_calls = "" + # Enable support for external code range relative to the pointer compression + # cage. + # Sets -dV8_EXTERNAL_CODE_SPACE + v8_enable_external_code_space = "" + # With post mortem support enabled, metadata is embedded into libv8 that # describes various parameters of the VM for use by debuggers. See # tools/gen-postmortem-metadata.py for details. @@ -213,11 +230,8 @@ declare_args() { # Enable mitigations for executing untrusted code. # Disabled by default on ia32 due to conflicting requirements with embedded - # builtins. Enabled by default on Android since it doesn't support - # site-isolation in Chrome and on simulator builds which test code generation - # on these platforms. - v8_untrusted_code_mitigations = - v8_current_cpu != "x86" && (is_android || target_is_simulator) + # builtins. + v8_untrusted_code_mitigations = false # Enable minor mark compact. v8_enable_minor_mc = true @@ -283,6 +297,10 @@ declare_args() { # TODO(v8:11785): Enable by default when running with the verifier. cppgc_enable_verify_live_bytes = false + # Enable assignment checks for Members/Persistents during prefinalizer invocations. + # TODO(v8:11749): Enable by default after fixing any existing issues in Blink. + cppgc_enable_check_assignments_in_prefinalizers = false + # Enable young generation in cppgc. cppgc_enable_young_generation = false @@ -317,6 +335,13 @@ declare_args() { # Allow for JS promise hooks (instead of just C++). v8_allow_javascript_in_promise_hooks = false + + # Enable allocation folding globally (sets -dV8_ALLOCATION_FOLDING). + # When it's disabled, the --turbo-allocation-folding runtime flag will be ignored. + v8_enable_allocation_folding = true + + # Enable global allocation site tracking. + v8_allocation_site_tracking = true } # Derived defaults. @@ -371,6 +396,9 @@ if (v8_enable_short_builtin_calls == "") { v8_enable_short_builtin_calls = v8_current_cpu == "x64" || (!is_android && v8_current_cpu == "arm64") } +if (v8_enable_external_code_space == "") { + v8_enable_external_code_space = false +} if (v8_enable_single_generation == "") { v8_enable_single_generation = v8_disable_write_barriers } @@ -386,6 +414,10 @@ if (v8_enable_third_party_heap) { v8_enable_shared_ro_heap = false v8_enable_pointer_compression = false v8_enable_pointer_compression_shared_cage = false + v8_enable_allocation_folding = false +} +if (v8_enable_single_generation) { + v8_allocation_site_tracking = false } assert(!v8_enable_concurrent_marking || v8_enable_atomic_object_field_writes, "Concurrent marking requires atomic object field writes.") @@ -448,13 +480,17 @@ assert(!v8_use_multi_snapshots || !v8_control_flow_integrity, assert(!v8_enable_heap_sandbox || v8_enable_pointer_compression, "V8 Heap Sandbox requires pointer compression") +assert(!v8_enable_heap_sandbox || !v8_enable_external_code_space, + "V8 Heap Sandbox is not compatible with external code space YET") + assert( !v8_enable_pointer_compression_shared_cage || v8_enable_pointer_compression, "Can't share a pointer compression cage if pointers aren't compressed") -assert(!v8_enable_pointer_compression_shared_cage || v8_current_cpu == "x64" || - v8_current_cpu == "arm64", - "Sharing a pointer compression cage is only supported on x64 and arm64") +assert( + !v8_enable_pointer_compression_shared_cage || v8_current_cpu == "x64" || + v8_current_cpu == "arm64" || v8_current_cpu == "riscv64", + "Sharing a pointer compression cage is only supported on x64,arm64 and riscv64") assert(!v8_enable_unconditional_write_barriers || !v8_disable_write_barriers, "Write barriers can't be both enabled and disabled") @@ -605,6 +641,7 @@ external_v8_defines = [ "V8_NO_ARGUMENTS_ADAPTOR", "V8_USE_PERFETTO", "V8_MAP_PACKING", + "V8_IS_TSAN", ] enabled_external_v8_defines = [] @@ -641,6 +678,9 @@ if (v8_use_perfetto) { if (v8_enable_map_packing) { enabled_external_v8_defines += [ "V8_MAP_PACKING" ] } +if (is_tsan) { + enabled_external_v8_defines += [ "V8_IS_TSAN" ] +} disabled_external_v8_defines = external_v8_defines - enabled_external_v8_defines @@ -711,6 +751,10 @@ config("features") { defines += [ "CPPGC_VERIFY_LIVE_BYTES" ] } + if (cppgc_enable_check_assignments_in_prefinalizers) { + defines += [ "CPPGC_CHECK_ASSIGNMENTS_IN_PREFINALIZERS" ] + } + if (v8_embedder_string != "") { defines += [ "V8_EMBEDDER_STRING=\"$v8_embedder_string\"" ] } @@ -743,6 +787,9 @@ config("features") { if (v8_enable_vtunetracemark) { defines += [ "ENABLE_VTUNE_TRACEMARK" ] } + if (v8_enable_hugepage) { + defines += [ "ENABLE_HUGEPAGE" ] + } if (v8_enable_minor_mc) { defines += [ "ENABLE_MINOR_MC" ] } @@ -805,6 +852,9 @@ config("features") { if (v8_enable_atomic_marking_state) { defines += [ "V8_ATOMIC_MARKING_STATE" ] } + if (v8_enable_ignition_dispatch_counting) { + defines += [ "V8_IGNITION_DISPATCH_COUNTING" ] + } if (v8_enable_lazy_source_positions) { defines += [ "V8_ENABLE_LAZY_SOURCE_POSITIONS" ] } @@ -841,6 +891,9 @@ config("features") { if (v8_enable_short_builtin_calls) { defines += [ "V8_SHORT_BUILTIN_CALLS" ] } + if (v8_enable_external_code_space) { + defines += [ "V8_EXTERNAL_CODE_SPACE" ] + } if (v8_enable_swiss_name_dictionary) { defines += [ "V8_ENABLE_SWISS_NAME_DICTIONARY" ] } @@ -859,6 +912,12 @@ config("features") { if (v8_allow_javascript_in_promise_hooks) { defines += [ "V8_ALLOW_JAVASCRIPT_IN_PROMISE_HOOKS" ] } + if (v8_enable_allocation_folding) { + defines += [ "V8_ALLOCATION_FOLDING" ] + } + if (v8_allocation_site_tracking) { + defines += [ "V8_ALLOCATION_SITE_TRACKING" ] + } } config("toolchain") { @@ -2350,8 +2409,8 @@ v8_header_set("v8_internal_headers") { "src/ast/variables.h", "src/baseline/baseline-assembler-inl.h", "src/baseline/baseline-assembler.h", + "src/baseline/baseline-batch-compiler.h", "src/baseline/baseline-compiler.h", - "src/baseline/baseline-osr-inl.h", "src/baseline/baseline.h", "src/baseline/bytecode-offset-iterator.h", "src/builtins/accessors.h", @@ -2458,6 +2517,7 @@ v8_header_set("v8_internal_headers") { "src/compiler/effect-control-linearizer.h", "src/compiler/escape-analysis-reducer.h", "src/compiler/escape-analysis.h", + "src/compiler/fast-api-calls.h", "src/compiler/feedback-source.h", "src/compiler/frame-states.h", "src/compiler/frame.h", @@ -2753,21 +2813,13 @@ v8_header_set("v8_internal_headers") { "src/logging/log-utils.h", "src/logging/log.h", "src/logging/metrics.h", + "src/logging/runtime-call-stats-scope.h", "src/logging/runtime-call-stats.h", "src/logging/tracing-flags.h", - "src/numbers/bignum-dtoa.h", - "src/numbers/bignum.h", - "src/numbers/cached-powers.h", "src/numbers/conversions-inl.h", "src/numbers/conversions.h", - "src/numbers/diy-fp.h", - "src/numbers/double.h", - "src/numbers/dtoa.h", - "src/numbers/fast-dtoa.h", - "src/numbers/fixed-dtoa.h", "src/numbers/hash-seed-inl.h", "src/numbers/math-random.h", - "src/numbers/strtod.h", "src/objects/all-objects-inl.h", "src/objects/allocation-site-inl.h", "src/objects/allocation-site-scopes-inl.h", @@ -2879,6 +2931,7 @@ v8_header_set("v8_internal_headers") { "src/objects/object-list-macros.h", "src/objects/object-macros-undef.h", "src/objects/object-macros.h", + "src/objects/object-type.h", "src/objects/objects-body-descriptors-inl.h", "src/objects/objects-body-descriptors.h", "src/objects/objects-inl.h", @@ -3057,8 +3110,6 @@ v8_header_set("v8_internal_headers") { "src/tracing/trace-event.h", "src/tracing/traced-value.h", "src/tracing/tracing-category-observer.h", - "src/trap-handler/trap-handler-internal.h", - "src/trap-handler/trap-handler.h", "src/utils/address-map.h", "src/utils/allocation.h", "src/utils/bit-vector.h", @@ -3073,7 +3124,6 @@ v8_header_set("v8_internal_headers") { "src/utils/scoped-list.h", "src/utils/utils-inl.h", "src/utils/utils.h", - "src/utils/vector.h", "src/utils/version.h", "src/zone/accounting-allocator.h", "src/zone/compressed-zone-ptr.h", @@ -3106,6 +3156,8 @@ v8_header_set("v8_internal_headers") { "src/compiler/wasm-compiler.h", "src/debug/debug-wasm-objects-inl.h", "src/debug/debug-wasm-objects.h", + "src/trap-handler/trap-handler-internal.h", + "src/trap-handler/trap-handler.h", "src/wasm/baseline/liftoff-assembler-defs.h", "src/wasm/baseline/liftoff-assembler.h", "src/wasm/baseline/liftoff-compiler.h", @@ -3117,6 +3169,7 @@ v8_header_set("v8_internal_headers") { "src/wasm/function-body-decoder.h", "src/wasm/function-compiler.h", "src/wasm/graph-builder-interface.h", + "src/wasm/init-expr-interface.h", "src/wasm/jump-table-assembler.h", "src/wasm/leb-helper.h", "src/wasm/local-decl-encoder.h", @@ -3156,6 +3209,12 @@ v8_header_set("v8_internal_headers") { ] } + if (!v8_enable_third_party_heap) { + sources += filter_include(v8_third_party_heap_files, [ "*.h" ]) + } else { + sources += [ "src/heap/third-party/heap-api.h" ] + } + if (v8_enable_i18n_support) { sources += [ "src/objects/intl-objects.h", @@ -3248,16 +3307,19 @@ v8_header_set("v8_internal_headers") { "src/wasm/baseline/x64/liftoff-assembler-x64.h", ] - # iOS Xcode simulator builds run on an x64 target. iOS and macOS are both - # based on Darwin and thus POSIX-compliant to a similar degree. - if (is_linux || is_chromeos || is_mac || is_ios || target_os == "freebsd") { - sources += [ "src/trap-handler/handler-inside-posix.h" ] - } if (is_win) { - sources += [ - "src/diagnostics/unwinding-info-win64.h", - "src/trap-handler/handler-inside-win.h", - ] + sources += [ "src/diagnostics/unwinding-info-win64.h" ] + } + + if (v8_enable_webassembly) { + # iOS Xcode simulator builds run on an x64 target. iOS and macOS are both + # based on Darwin and thus POSIX-compliant to a similar degree. + if (is_linux || is_chromeos || is_mac || is_ios || + target_os == "freebsd") { + sources += [ "src/trap-handler/handler-inside-posix.h" ] + } else if (is_win) { + sources += [ "src/trap-handler/handler-inside-win.h" ] + } } } else if (v8_current_cpu == "arm") { sources += [ ### gcmole(arch:arm) ### @@ -3302,7 +3364,7 @@ v8_header_set("v8_internal_headers") { if (v8_control_flow_integrity) { sources += [ "src/execution/arm64/pointer-authentication-arm64.h" ] } - if (current_cpu == "arm64" && is_mac) { + if (v8_enable_webassembly && current_cpu == "arm64" && is_mac) { sources += [ "src/trap-handler/handler-inside-posix.h" ] } if (is_win) { @@ -3456,6 +3518,7 @@ v8_compiler_sources = [ "src/compiler/effect-control-linearizer.cc", "src/compiler/escape-analysis-reducer.cc", "src/compiler/escape-analysis.cc", + "src/compiler/fast-api-calls.cc", "src/compiler/feedback-source.cc", "src/compiler/frame-states.cc", "src/compiler/frame.cc", @@ -3630,6 +3693,7 @@ v8_source_set("v8_base_without_compiler") { "src/ast/scopes.cc", "src/ast/source-range-ast-visitor.cc", "src/ast/variables.cc", + "src/baseline/baseline-batch-compiler.cc", "src/baseline/baseline-compiler.cc", "src/baseline/baseline.cc", "src/baseline/bytecode-offset-iterator.cc", @@ -3845,16 +3909,8 @@ v8_source_set("v8_base_without_compiler") { "src/logging/metrics.cc", "src/logging/runtime-call-stats.cc", "src/logging/tracing-flags.cc", - "src/numbers/bignum-dtoa.cc", - "src/numbers/bignum.cc", - "src/numbers/cached-powers.cc", "src/numbers/conversions.cc", - "src/numbers/diy-fp.cc", - "src/numbers/dtoa.cc", - "src/numbers/fast-dtoa.cc", - "src/numbers/fixed-dtoa.cc", "src/numbers/math-random.cc", - "src/numbers/strtod.cc", "src/objects/backing-store.cc", "src/objects/bigint.cc", "src/objects/code-kind.cc", @@ -3892,6 +3948,7 @@ v8_source_set("v8_base_without_compiler") { "src/objects/map-updater.cc", "src/objects/map.cc", "src/objects/module.cc", + "src/objects/object-type.cc", "src/objects/objects.cc", "src/objects/ordered-hash-table.cc", "src/objects/osr-optimized-code-cache.cc", @@ -3908,6 +3965,7 @@ v8_source_set("v8_base_without_compiler") { "src/objects/synthetic-module.cc", "src/objects/tagged-impl.cc", "src/objects/template-objects.cc", + "src/objects/templates.cc", "src/objects/transitions.cc", "src/objects/type-hints.cc", "src/objects/value-serializer.cc", @@ -4021,9 +4079,6 @@ v8_source_set("v8_base_without_compiler") { "src/tracing/trace-event.cc", "src/tracing/traced-value.cc", "src/tracing/tracing-category-observer.cc", - "src/trap-handler/handler-inside.cc", - "src/trap-handler/handler-outside.cc", - "src/trap-handler/handler-shared.cc", "src/utils/address-map.cc", "src/utils/allocation.cc", "src/utils/bit-vector.cc", @@ -4050,11 +4105,16 @@ v8_source_set("v8_base_without_compiler") { "src/debug/debug-wasm-objects.cc", "src/runtime/runtime-test-wasm.cc", "src/runtime/runtime-wasm.cc", + "src/trap-handler/handler-inside.cc", + "src/trap-handler/handler-outside.cc", + "src/trap-handler/handler-shared.cc", "src/wasm/baseline/liftoff-assembler.cc", "src/wasm/baseline/liftoff-compiler.cc", + "src/wasm/code-space-access.cc", "src/wasm/function-body-decoder.cc", "src/wasm/function-compiler.cc", "src/wasm/graph-builder-interface.cc", + "src/wasm/init-expr-interface.cc", "src/wasm/jump-table-assembler.cc", "src/wasm/local-decl-encoder.cc", "src/wasm/memory-protection-key.cc", @@ -4088,12 +4148,9 @@ v8_source_set("v8_base_without_compiler") { } if (v8_enable_third_party_heap) { - sources += v8_third_party_heap_files + sources += filter_exclude(v8_third_party_heap_files, [ "*.h" ]) } else { - sources += [ - "src/heap/third-party/heap-api-stub.cc", - "src/heap/third-party/heap-api.h", - ] + sources += [ "src/heap/third-party/heap-api-stub.cc" ] } if (v8_enable_conservative_stack_scanning) { @@ -4146,20 +4203,25 @@ v8_source_set("v8_base_without_compiler") { "src/regexp/x64/regexp-macro-assembler-x64.cc", ] - # iOS Xcode simulator builds run on an x64 target. iOS and macOS are both - # based on Darwin and thus POSIX-compliant to a similar degree. - if (is_linux || is_chromeos || is_mac || is_ios || target_os == "freebsd") { - sources += [ - "src/trap-handler/handler-inside-posix.cc", - "src/trap-handler/handler-outside-posix.cc", - ] - } if (is_win) { - sources += [ - "src/diagnostics/unwinding-info-win64.cc", - "src/trap-handler/handler-inside-win.cc", - "src/trap-handler/handler-outside-win.cc", - ] + sources += [ "src/diagnostics/unwinding-info-win64.cc" ] + } + + if (v8_enable_webassembly) { + # iOS Xcode simulator builds run on an x64 target. iOS and macOS are both + # based on Darwin and thus POSIX-compliant to a similar degree. + if (is_linux || is_chromeos || is_mac || is_ios || + target_os == "freebsd") { + sources += [ + "src/trap-handler/handler-inside-posix.cc", + "src/trap-handler/handler-outside-posix.cc", + ] + } else if (is_win) { + sources += [ + "src/trap-handler/handler-inside-win.cc", + "src/trap-handler/handler-outside-win.cc", + ] + } } } else if (v8_current_cpu == "arm") { sources += [ ### gcmole(arch:arm) ### @@ -4203,7 +4265,7 @@ v8_source_set("v8_base_without_compiler") { "src/execution/arm64/simulator-logic-arm64.cc", "src/regexp/arm64/regexp-macro-assembler-arm64.cc", ] - if (current_cpu == "arm64" && is_mac) { + if (v8_enable_webassembly && current_cpu == "arm64" && is_mac) { sources += [ "src/trap-handler/handler-inside-posix.cc", "src/trap-handler/handler-outside-posix.cc", @@ -4447,6 +4509,8 @@ v8_source_set("torque_base") { "src/torque/class-debug-reader-generator.cc", "src/torque/constants.h", "src/torque/contextual.h", + "src/torque/cpp-builder.cc", + "src/torque/cpp-builder.h", "src/torque/csa-generator.cc", "src/torque/csa-generator.h", "src/torque/declarable.cc", @@ -4597,6 +4661,23 @@ v8_component("v8_libbase") { "src/base/logging.h", "src/base/macros.h", "src/base/memory.h", + "src/base/numbers/bignum-dtoa.cc", + "src/base/numbers/bignum-dtoa.h", + "src/base/numbers/bignum.cc", + "src/base/numbers/bignum.h", + "src/base/numbers/cached-powers.cc", + "src/base/numbers/cached-powers.h", + "src/base/numbers/diy-fp.cc", + "src/base/numbers/diy-fp.h", + "src/base/numbers/double.h", + "src/base/numbers/dtoa.cc", + "src/base/numbers/dtoa.h", + "src/base/numbers/fast-dtoa.cc", + "src/base/numbers/fast-dtoa.h", + "src/base/numbers/fixed-dtoa.cc", + "src/base/numbers/fixed-dtoa.h", + "src/base/numbers/strtod.cc", + "src/base/numbers/strtod.h", "src/base/once.cc", "src/base/once.h", "src/base/optional.h", @@ -4626,6 +4707,8 @@ v8_component("v8_libbase") { "src/base/sanitizer/lsan.h", "src/base/sanitizer/msan.h", "src/base/small-vector.h", + "src/base/strings.cc", + "src/base/strings.h", "src/base/sys-info.cc", "src/base/sys-info.h", "src/base/template-utils.h", @@ -4633,6 +4716,7 @@ v8_component("v8_libbase") { "src/base/type-traits.h", "src/base/utils/random-number-generator.cc", "src/base/utils/random-number-generator.h", + "src/base/vector.h", "src/base/vlq-base64.cc", "src/base/vlq-base64.h", "src/base/vlq.h", @@ -4869,11 +4953,27 @@ v8_source_set("v8_bigint") { "src/bigint/bigint-internal.h", "src/bigint/bigint.h", "src/bigint/digit-arithmetic.h", + "src/bigint/div-burnikel.cc", + "src/bigint/div-helpers.cc", + "src/bigint/div-helpers.h", + "src/bigint/div-schoolbook.cc", + "src/bigint/mul-karatsuba.cc", "src/bigint/mul-schoolbook.cc", + "src/bigint/tostring.cc", + "src/bigint/util.h", "src/bigint/vector-arithmetic.cc", "src/bigint/vector-arithmetic.h", ] + if (v8_advanced_bigint_algorithms) { + sources += [ + "src/bigint/mul-fft.cc", + "src/bigint/mul-toom.cc", + ] + + defines = [ "V8_ADVANCED_BIGINT_ALGORITHMS" ] + } + configs = [ ":internal_config" ] } @@ -4962,6 +5062,10 @@ v8_header_set("cppgc_headers") { "include/cppgc/process-heap-statistics.h", "include/cppgc/sentinel-pointer.h", "include/cppgc/source-location.h", + + # TODO(v8:11952): Remove the testing header here once depending on both, + # //v8:v8 and //v8:v8_for_testing does not result in ODR violations. + "include/cppgc/testing.h", "include/cppgc/trace-trait.h", "include/cppgc/type-traits.h", "include/cppgc/visitor.h", @@ -5058,6 +5162,10 @@ v8_source_set("cppgc_base") { "src/heap/cppgc/sweeper.cc", "src/heap/cppgc/sweeper.h", "src/heap/cppgc/task-handle.h", + + # TODO(v8:11952): Remove the testing header here once depending on both, + # //v8:v8 and //v8:v8_for_testing does not result in ODR violations. + "src/heap/cppgc/testing.cc", "src/heap/cppgc/trace-event.h", "src/heap/cppgc/trace-trait.cc", "src/heap/cppgc/virtual-memory.cc", @@ -5094,22 +5202,6 @@ v8_source_set("cppgc_base") { } } -v8_source_set("cppgc_base_for_testing") { - visibility = [ ":*" ] - - sources = [ - "include/cppgc/testing.h", - "src/heap/cppgc/testing.cc", - ] - - configs = [ - ":internal_config", - ":cppgc_base_config", - ] - - public_deps = [ ":cppgc_base" ] -} - if (v8_check_header_includes) { # This file will be generated by tools/generate-header-include-checks.py # if the "check_v8_header_includes" gclient variable is set. @@ -5491,7 +5583,6 @@ if (is_component_build) { sources = [ "src/utils/v8dll-main.cc" ] public_deps = [ - ":cppgc_base_for_testing", ":torque_base", ":torque_ls_base", ":v8_base", @@ -5520,10 +5611,7 @@ if (is_component_build) { v8_component("cppgc_for_testing") { testonly = true - public_deps = [ - ":cppgc_base", - ":cppgc_base_for_testing", - ] + public_deps = [ ":cppgc_base" ] configs = [] public_configs = [ ":external_config" ] @@ -5552,7 +5640,6 @@ if (is_component_build) { testonly = true public_deps = [ - ":cppgc_base_for_testing", ":torque_base", ":torque_ls_base", ":v8_base", @@ -5577,10 +5664,7 @@ if (is_component_build) { group("cppgc_for_testing") { testonly = true - public_deps = [ - ":cppgc_base", - ":cppgc_base_for_testing", - ] + public_deps = [ ":cppgc_base" ] public_configs = [ ":external_config" ] } diff --git a/deps/v8/COMMON_OWNERS b/deps/v8/COMMON_OWNERS index 8072df037bf0c5..69222f9843c3d6 100644 --- a/deps/v8/COMMON_OWNERS +++ b/deps/v8/COMMON_OWNERS @@ -35,7 +35,6 @@ solanes@chromium.org syg@chromium.org szuend@chromium.org thibaudm@chromium.org -ulan@chromium.org vahl@chromium.org verwaest@chromium.org victorgomes@chromium.org diff --git a/deps/v8/DEPS b/deps/v8/DEPS index d3de2c5ddc9eaf..b1e297b106f44c 100644 --- a/deps/v8/DEPS +++ b/deps/v8/DEPS @@ -41,13 +41,18 @@ vars = { 'android_url': 'https://android.googlesource.com', 'download_gcmole': False, 'download_jsfunfuzz': False, + 'download_prebuilt_bazel': False, 'check_v8_header_includes': False, + 'checkout_reclient': False, + + # reclient CIPD package version + 'reclient_version': 're_client_version:0.33.0.3e223d5', # GN CIPD package version. - 'gn_version': 'git_revision:39a87c0b36310bdf06b692c098f199a0d97fc810', + 'gn_version': 'git_revision:24e2f7df92641de0351a96096fb2c490b2436bb8', # luci-go CIPD package version. - 'luci_go': 'git_revision:22d464e2f8f3bd2bd33f69fe819326d63f881008', + 'luci_go': 'git_revision:8b8a9a6040ca6debd30694a71a99a1eac97d72fd', # Three lines of non-changing comments so that # the commit queue can handle CLs rolling android_sdk_build-tools_version @@ -84,16 +89,12 @@ vars = { } deps = { + 'base/trace_event/common': + Var('chromium_url') + '/chromium/src/base/trace_event/common.git' + '@' + 'd5bb24e5d9802c8c917fcaa4375d5239a586c168', 'build': - Var('chromium_url') + '/chromium/src/build.git' + '@' + '4036cf1b17581f5668b487a25e252d56e0321a7f', - 'third_party/depot_tools': - Var('chromium_url') + '/chromium/tools/depot_tools.git' + '@' + '6b0a611c2c692684f94c0c3629f793feebd16b39', - 'third_party/icu': - Var('chromium_url') + '/chromium/deps/icu.git' + '@' + 'f022e298b4f4a782486bb6d5ce6589c998b51fe2', - 'third_party/instrumented_libraries': - Var('chromium_url') + '/chromium/src/third_party/instrumented_libraries.git' + '@' + '4ae2535e8e894c3cd81d46aacdaf151b5df30709', + Var('chromium_url') + '/chromium/src/build.git' + '@' + '2d999384c270a340f592cce0a0fb3f8f94c15290', 'buildtools': - Var('chromium_url') + '/chromium/src/buildtools.git' + '@' + '20b1d0fc13ebaa263a1248f08814f523a86e6bed', + Var('chromium_url') + '/chromium/src/buildtools.git' + '@' + '2500c1d8f3a20a66a7cbafe3f69079a2edb742dd', 'buildtools/clang_format/script': Var('chromium_url') + '/external/github.com/llvm/llvm-project/clang/tools/clang-format.git' + '@' + '99803d74e35962f63a775f29477882afd4d57d94', 'buildtools/linux64': { @@ -117,11 +118,11 @@ deps = { 'condition': 'host_os == "mac"', }, 'buildtools/third_party/libc++/trunk': - Var('chromium_url') + '/external/github.com/llvm/llvm-project/libcxx.git' + '@' + '8fa87946779682841e21e2da977eccfb6cb3bded', + Var('chromium_url') + '/external/github.com/llvm/llvm-project/libcxx.git' + '@' + '79a2e924d96e2fc1e4b937c42efd08898fa472d7', 'buildtools/third_party/libc++abi/trunk': - Var('chromium_url') + '/external/github.com/llvm/llvm-project/libcxxabi.git' + '@' + '767de317f97343db64af048e3d198ab8b10fee5d', + Var('chromium_url') + '/external/github.com/llvm/llvm-project/libcxxabi.git' + '@' + '6803464b0f46df0a51862347d39e0791b59cf568', 'buildtools/third_party/libunwind/trunk': - Var('chromium_url') + '/external/github.com/llvm/llvm-project/libunwind.git' + '@' + '7846d256355e40273f7cc192c8f5893e8665a1f9', + Var('chromium_url') + '/external/github.com/llvm/llvm-project/libunwind.git' + '@' + 'a5feaf61658af4453e282142a76aeb6f9c045311', 'buildtools/win': { 'packages': [ { @@ -132,14 +133,50 @@ deps = { 'dep_type': 'cipd', 'condition': 'host_os == "win"', }, - 'base/trace_event/common': - Var('chromium_url') + '/chromium/src/base/trace_event/common.git' + '@' + 'd5bb24e5d9802c8c917fcaa4375d5239a586c168', + 'buildtools/reclient': { + 'packages': [ + { + 'package': 'infra/rbe/client/${{platform}}', + 'version': Var('reclient_version'), + } + ], + 'dep_type': 'cipd', + 'condition': '(host_os == "linux" or host_os == "win") and checkout_reclient', + }, + 'test/benchmarks/data': + Var('chromium_url') + '/v8/deps/third_party/benchmarks.git' + '@' + '05d7188267b4560491ff9155c5ee13e207ecd65f', + 'test/mozilla/data': + Var('chromium_url') + '/v8/deps/third_party/mozilla-tests.git' + '@' + 'f6c578a10ea707b1a8ab0b88943fe5115ce2b9be', + 'test/test262/data': + Var('chromium_url') + '/external/github.com/tc39/test262.git' + '@' + 'ebb6c34fa5dd76a6bea01c54ed7b182596492176', + 'test/test262/harness': + Var('chromium_url') + '/external/github.com/test262-utils/test262-harness-py.git' + '@' + '278bcfaed0dcaa13936831fb1769d15e7c1e3b2b', + 'third_party/aemu-linux-x64': { + 'packages': [ + { + 'package': 'fuchsia/third_party/aemu/linux-amd64', + 'version': 'm4sM10idq7LeFHXpoLKLBtaOZsQzuj63Usa3Cl9af1YC' + }, + ], + 'condition': 'host_os == "linux" and checkout_fuchsia', + 'dep_type': 'cipd', + }, + 'third_party/aemu-mac-x64': { + 'packages': [ + { + 'package': 'fuchsia/third_party/aemu/mac-amd64', + 'version': 'T9bWxf8aUC5TwCFgPxpuW29Mfy-7Z9xCfXB9QO8MfU0C' + }, + ], + 'condition': 'host_os == "mac" and checkout_fuchsia', + 'dep_type': 'cipd', + }, 'third_party/android_ndk': { 'url': Var('chromium_url') + '/android_ndk.git' + '@' + '401019bf85744311b26c88ced255cd53401af8b7', 'condition': 'checkout_android', }, 'third_party/android_platform': { - 'url': Var('chromium_url') + '/chromium/src/third_party/android_platform.git' + '@' + 'fdaa5e5b9f6384c3011ca8479d672e47528f743f', + 'url': Var('chromium_url') + '/chromium/src/third_party/android_platform.git' + '@' + 'b291e88d8e3e6774d6d46151e11dc3189ddeeb09', 'condition': 'checkout_android', }, 'third_party/android_sdk/public': { @@ -181,36 +218,46 @@ deps = { 'dep_type': 'cipd', }, 'third_party/catapult': { - 'url': Var('chromium_url') + '/catapult.git' + '@' + 'c1e1d559b46476584ec0eb1d83bd7f43fa5a1b36', + 'url': Var('chromium_url') + '/catapult.git' + '@' + '2814ff3716a8512518bee705a0f91425ce06b27b', 'condition': 'checkout_android', }, 'third_party/colorama/src': { 'url': Var('chromium_url') + '/external/colorama.git' + '@' + '799604a1041e9b3bc5d2789ecbd7e8db2e18e6b8', 'condition': 'checkout_android', }, + 'third_party/depot_tools': + Var('chromium_url') + '/chromium/tools/depot_tools.git' + '@' + 'a806594b95a39141fdbf1f359087a44ffb2deaaf', 'third_party/fuchsia-sdk': { - 'url': Var('chromium_url') + '/chromium/src/third_party/fuchsia-sdk.git' + '@' + 'efa46583d89ea8c97523281d9f52a0d96472114d', + 'url': Var('chromium_url') + '/chromium/src/third_party/fuchsia-sdk.git' + '@' + '18896843130c33372c455c153ad07d2217bd2085', 'condition': 'checkout_fuchsia', }, - 'third_party/googletest/src': - Var('chromium_url') + '/external/github.com/google/googletest.git' + '@' + '23ef29555ef4789f555f1ba8c51b4c52975f0907', 'third_party/google_benchmark/src': { - 'url': Var('chromium_url') + '/external/github.com/google/benchmark.git' + '@' + '7d0d9061d83b663ce05d9de5da3d5865a3845b79', + 'url': Var('chromium_url') + '/external/github.com/google/benchmark.git' + '@' + 'e451e50e9b8af453f076dec10bd6890847f1624e', + }, + 'third_party/googletest/src': + Var('chromium_url') + '/external/github.com/google/googletest.git' + '@' + '4ec4cd23f486bf70efcc5d2caa40f24368f752e3', + 'third_party/icu': + Var('chromium_url') + '/chromium/deps/icu.git' + '@' + 'b9dfc58bf9b02ea0365509244aca13841322feb0', + 'third_party/instrumented_libraries': + Var('chromium_url') + '/chromium/src/third_party/instrumented_libraries.git' + '@' + '4ae2535e8e894c3cd81d46aacdaf151b5df30709', + 'third_party/ittapi': { + # Force checkout ittapi libraries to pass v8 header includes check on + # bots that has check_v8_header_includes enabled. + 'url': Var('chromium_url') + '/external/github.com/intel/ittapi' + '@' + 'b4ae0122ba749163096058b4f1bb065bf4a7de94', + 'condition': "checkout_ittapi or check_v8_header_includes", }, 'third_party/jinja2': - Var('chromium_url') + '/chromium/src/third_party/jinja2.git' + '@' + '11b6b3e5971d760bd2d310f77643f55a818a6d25', + Var('chromium_url') + '/chromium/src/third_party/jinja2.git' + '@' + '7c54c1f227727e0c4c1d3dc19dd71cd601a2db95', + 'third_party/jsoncpp/source': + Var('chromium_url') + '/external/github.com/open-source-parsers/jsoncpp.git'+ '@' + '9059f5cad030ba11d37818847443a53918c327b1', + 'third_party/logdog/logdog': + Var('chromium_url') + '/infra/luci/luci-py/client/libs/logdog' + '@' + '794d09a24c10401953880c253d0c7e267234ab75', 'third_party/markupsafe': - Var('chromium_url') + '/chromium/src/third_party/markupsafe.git' + '@' + '0944e71f4b2cb9a871bcbe353f95e889b64a611a', - 'tools/swarming_client': - Var('chromium_url') + '/infra/luci/client-py.git' + '@' + 'a32a1607f6093d338f756c7e7c7b4333b0c50c9c', - 'test/benchmarks/data': - Var('chromium_url') + '/v8/deps/third_party/benchmarks.git' + '@' + '05d7188267b4560491ff9155c5ee13e207ecd65f', - 'test/mozilla/data': - Var('chromium_url') + '/v8/deps/third_party/mozilla-tests.git' + '@' + 'f6c578a10ea707b1a8ab0b88943fe5115ce2b9be', - 'test/test262/data': - Var('chromium_url') + '/external/github.com/tc39/test262.git' + '@' + '6d353a4436747e2de8820efac27ae5ef7e601b60', - 'test/test262/harness': - Var('chromium_url') + '/external/github.com/test262-utils/test262-harness-py.git' + '@' + '278bcfaed0dcaa13936831fb1769d15e7c1e3b2b', + Var('chromium_url') + '/chromium/src/third_party/markupsafe.git' + '@' + '1b882ef6372b58bfd55a3285f37ed801be9137cd', + 'third_party/perfetto': + Var('android_url') + '/platform/external/perfetto.git' + '@' + 'aa4385bc5997ecad4c633885e1b331b1115012fb', + 'third_party/protobuf': + Var('chromium_url') + '/external/github.com/google/protobuf'+ '@' + '6a59a2ad1f61d9696092f79b6d74368b4d7970a3', 'third_party/qemu-linux-x64': { 'packages': [ { @@ -231,28 +278,24 @@ deps = { 'condition': 'host_os == "mac" and checkout_fuchsia', 'dep_type': 'cipd', }, - 'third_party/aemu-linux-x64': { - 'packages': [ - { - 'package': 'fuchsia/third_party/aemu/linux-amd64', - 'version': '-Sz2gSN_5yVSHDlitjxUlmZpHuz-F2kFDW6TnmggCZoC' - }, - ], - 'condition': 'host_os == "linux" and checkout_fuchsia', - 'dep_type': 'cipd', - }, - 'third_party/aemu-mac-x64': { - 'packages': [ - { - 'package': 'fuchsia/third_party/aemu/mac-amd64', - 'version': 'T9bWxf8aUC5TwCFgPxpuW29Mfy-7Z9xCfXB9QO8MfU0C' - }, - ], - 'condition': 'host_os == "mac" and checkout_fuchsia', - 'dep_type': 'cipd', + 'third_party/requests': { + 'url': Var('chromium_url') + '/external/github.com/kennethreitz/requests.git' + '@' + '2c2138e811487b13020eb331482fb991fd399d4e', + 'condition': 'checkout_android', }, + 'third_party/zlib': + Var('chromium_url') + '/chromium/src/third_party/zlib.git'+ '@' + 'dfbc590f5855bc2765256a743cad0abc56330a30', 'tools/clang': - Var('chromium_url') + '/chromium/src/tools/clang.git' + '@' + 'a38f01b956e091d5e698d2af484c81cd4e9a2a2d', + Var('chromium_url') + '/chromium/src/tools/clang.git' + '@' + '9d0a403e85d25b5b0d3016a342d4b83b12941fd5', + 'tools/clang/dsymutil': { + 'packages': [ + { + 'package': 'chromium/llvm-build-tools/dsymutil', + 'version': 'M56jPzDv1620Rnm__jTMYS62Zi8rxHVq7yw0qeBFEgkC', + } + ], + 'condition': 'checkout_mac', + 'dep_type': 'cipd', + }, 'tools/luci-go': { 'packages': [ { @@ -271,34 +314,8 @@ deps = { 'condition': 'host_cpu != "s390" and host_os != "aix"', 'dep_type': 'cipd', }, - 'tools/clang/dsymutil': { - 'packages': [ - { - 'package': 'chromium/llvm-build-tools/dsymutil', - 'version': 'M56jPzDv1620Rnm__jTMYS62Zi8rxHVq7yw0qeBFEgkC', - } - ], - 'condition': 'checkout_mac', - 'dep_type': 'cipd', - }, - 'third_party/perfetto': - Var('android_url') + '/platform/external/perfetto.git' + '@' + 'aa4385bc5997ecad4c633885e1b331b1115012fb', - 'third_party/protobuf': - Var('chromium_url') + '/external/github.com/google/protobuf'+ '@' + '6a59a2ad1f61d9696092f79b6d74368b4d7970a3', - 'third_party/zlib': - Var('chromium_url') + '/chromium/src/third_party/zlib.git'+ '@' + '5b8d433953beb2a75a755ba321a3076b95f7cdb9', - 'third_party/jsoncpp/source': - Var('chromium_url') + '/external/github.com/open-source-parsers/jsoncpp.git'+ '@' + '9059f5cad030ba11d37818847443a53918c327b1', - 'third_party/ittapi': { - # Force checkout ittapi libraries to pass v8 header includes check on - # bots that has check_v8_header_includes enabled. - 'url': Var('chromium_url') + '/external/github.com/intel/ittapi' + '@' + 'b4ae0122ba749163096058b4f1bb065bf4a7de94', - 'condition': "checkout_ittapi or check_v8_header_includes", - }, - 'third_party/requests': { - 'url': Var('chromium_url') + '/external/github.com/kennethreitz/requests.git' + '@' + '2c2138e811487b13020eb331482fb991fd399d4e', - 'condition': 'checkout_android', - }, + 'tools/swarming_client': + Var('chromium_url') + '/infra/luci/client-py.git' + '@' + 'a32a1607f6093d338f756c7e7c7b4333b0c50c9c', } include_rules = [ @@ -340,6 +357,17 @@ hooks = [ 'tools/get_landmines.py', ], }, + { + 'name': 'bazel', + 'pattern': '.', + 'condition': 'download_prebuilt_bazel', + 'action': [ 'download_from_google_storage', + '--bucket', 'chromium-v8-prebuilt-bazel/linux', + '--no_resume', + '-s', 'tools/bazel/bazel.sha1', + '--platform=linux*', + ], + }, # Pull clang-format binaries using checked-in hashes. { 'name': 'clang_format_win', @@ -538,17 +566,6 @@ hooks = [ '--boot-images={checkout_fuchsia_boot_images}', ], }, - { - # Mac doesn't use lld so it's not included in the default clang bundle - # there. However, lld is need in Fuchsia cross builds, so - # download it there. - # Should run after the clang hook. - 'name': 'lld/mac', - 'pattern': '.', - 'condition': 'host_os == "mac" and checkout_fuchsia', - 'action': ['python', 'tools/clang/scripts/update.py', - '--package=lld_mac'], - }, { # Mac does not have llvm-objdump, download it for cross builds in Fuchsia. 'name': 'llvm-objdump', diff --git a/deps/v8/OWNERS b/deps/v8/OWNERS index 2ad1949b515935..6f0ac017208f5c 100644 --- a/deps/v8/OWNERS +++ b/deps/v8/OWNERS @@ -10,9 +10,13 @@ per-file .git-blame-ignore-revs=file:INFRA_OWNERS per-file .gitattributes=file:INFRA_OWNERS per-file .gitignore=file:INFRA_OWNERS per-file .gn=file:INFRA_OWNERS +per-file .mailmap=file:COMMON_OWNERS per-file .vpython=file:INFRA_OWNERS per-file .ycm_extra_conf.py=file:INFRA_OWNERS +per-file .bazelrc=file:COMMON_OWNERS +per-file BUILD.bazel=file:COMMON_OWNERS per-file BUILD.gn=file:COMMON_OWNERS +per-file WORKSPACE=file:COMMON_OWNERS per-file DEPS=file:INFRA_OWNERS # For Test262 rolls. per-file DEPS=mathias@chromium.org diff --git a/deps/v8/WATCHLISTS b/deps/v8/WATCHLISTS index c54f15ad797078..f691d88e921606 100644 --- a/deps/v8/WATCHLISTS +++ b/deps/v8/WATCHLISTS @@ -97,7 +97,13 @@ }, 'regexp': { 'filepath': 'src/.*regexp', - } + }, + 'bazel': { + 'filepath': 'BUILD.gn' \ + '|BUILD.bazel' \ + '|WORKSPACE' \ + '|bazel/' + }, }, 'WATCHLISTS': { @@ -156,5 +162,8 @@ 'jgruber+watch@chromium.org', 'pthier+watch@chromium.org' ], + 'bazel' : [ + 'victorgomes+watch@chromium.org' + ], }, } diff --git a/deps/v8/WORKSPACE b/deps/v8/WORKSPACE new file mode 100644 index 00000000000000..289902f68d857f --- /dev/null +++ b/deps/v8/WORKSPACE @@ -0,0 +1,29 @@ +# Copyright 2021 the V8 project authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +workspace(name = "v8") + +load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive") +http_archive( + name = "bazel_skylib", + urls = [ + "https://github.com/bazelbuild/bazel-skylib/releases/download/1.0.3/bazel-skylib-1.0.3.tar.gz", + "https://mirror.bazel.build/github.com/bazelbuild/bazel-skylib/releases/download/1.0.3/bazel-skylib-1.0.3.tar.gz", + ], + sha256 = "1c531376ac7e5a180e0237938a2536de0c54d93f5c278634818e0efc952dd56c", +) +load("@bazel_skylib//:workspace.bzl", "bazel_skylib_workspace") +bazel_skylib_workspace() + +new_local_repository( + name = "zlib", + path = "third_party/zlib", + build_file = "bazel/BUILD.zlib", +) + +new_local_repository( + name = "icu", + path = "third_party/icu", + build_file = "bazel/BUILD.icu", +) diff --git a/deps/v8/bazel/BUILD.icu b/deps/v8/bazel/BUILD.icu new file mode 100644 index 00000000000000..fd651d513ddf89 --- /dev/null +++ b/deps/v8/bazel/BUILD.icu @@ -0,0 +1,76 @@ +# Copyright 2021 the V8 project authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +filegroup( + name = "icudata", + srcs = [ "common/icudtl.dat" ] +) + +cc_library( + name = "icuuc", + srcs = glob([ + "source/common/**/*.h", + "source/common/**/*.cpp" + ]), + defines = [ + "U_COMMON_IMPLEMENTATION", + "U_ICUDATAENTRY_IN_COMMON", + "HAVE_DLOPEN=0", + "UCONFIG_ONLY_HTML_CONVERSION=1", + "U_CHARSET_IS_UTF8=1", + "U_USING_ICU_NAMESPACE=0", + "U_ENABLE_DYLOAD=0", + "USE_CHROMIUM_ICU=1", + "U_ENABLE_TRACING=1", + "U_ENABLE_RESOURCE_TRACING=0", + "UNISTR_FROM_STRING_EXPLICIT=", + "UNISTR_FROM_CHAR_EXPLICIT=", + "ICU_UTIL_DATA_IMPL=ICU_UTIL_DATA_FILE", + ], + copts = [ + "-Wno-unused-function", + "-Wno-parentheses", + "-Wno-unused-function", + "-Wno-unused-variable", + "-Wno-deprecated-declarations", + ], + includes = [ + "source/common", + "source/i18n", + ], + tags = ["requires-rtti"], + data = [ ":icudata" ], + alwayslink = 1, +) + +cc_library( + name = "icui18n", + srcs = glob([ + "source/i18n/**/*.h", + "source/i18n/**/*.cpp" + ]), + defines = [ + "U_I18N_IMPLEMENTATION", + ], + deps = [ ":icuuc" ], + alwayslink = 1, +) + +cc_library( + name = "icu", + hdrs = glob([ + "source/common/unicode/*.h", + "source/i18n/unicode/*.h", + ]), + srcs = [ + "source/stubdata/stubdata.cpp", + ], + include_prefix = "third_party/icu", + deps = [ + ":icuuc", + ":icui18n" + ], + visibility = ["//visibility:public"], + alwayslink = 1, +) diff --git a/deps/v8/bazel/BUILD.zlib b/deps/v8/bazel/BUILD.zlib new file mode 100644 index 00000000000000..0c97b325a34c51 --- /dev/null +++ b/deps/v8/bazel/BUILD.zlib @@ -0,0 +1,52 @@ +# Copyright 2021 the V8 project authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +cc_library( + name = "zlib", + srcs = [ + "adler32.c", + "chromeconf.h", + "compress.c", + "contrib/optimizations/insert_string.h", + "cpu_features.c", + "cpu_features.h", + "crc32.c", + "crc32.h", + "deflate.c", + "deflate.h", + "gzclose.c", + "gzguts.h", + "gzlib.c", + "gzread.c", + "gzwrite.c", + "infback.c", + "inffast.c", + "inffast.h", + "inffixed.h", + "inflate.c", + "inflate.h", + "inftrees.c", + "inftrees.h", + "trees.c", + "trees.h", + "uncompr.c", + "zconf.h", + "zlib.h", + "zutil.c", + "zutil.h", + "google/compression_utils_portable.h", + "google/compression_utils_portable.cc", + ], + hdrs = [ + "zlib.h", + "google/compression_utils_portable.h", + ], + include_prefix = "third_party/zlib", + defines = [ + "CHROMIUM_ZLIB_NO_CHROMECONF", + "HAVE_HIDDEN", + "CPU_NO_SIMD", + ], + visibility = ["//visibility:public"], +) diff --git a/deps/v8/bazel/OWNERS b/deps/v8/bazel/OWNERS new file mode 100644 index 00000000000000..8636f621c416b4 --- /dev/null +++ b/deps/v8/bazel/OWNERS @@ -0,0 +1,5 @@ +# Google3 V8 owners +ahaas@chromium.org +cbruni@chromium.org +delphick@chromium.org +victorgomes@chromium.org diff --git a/deps/v8/bazel/defs.bzl b/deps/v8/bazel/defs.bzl new file mode 100644 index 00000000000000..fbd1830ecb1e35 --- /dev/null +++ b/deps/v8/bazel/defs.bzl @@ -0,0 +1,239 @@ +# Copyright 2021 the V8 project authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +FlagInfo = provider(fields = ["value"]) + +def _options_impl(ctx): + return FlagInfo(value = ctx.build_setting_value) + +_create_option_flag = rule( + implementation = _options_impl, + build_setting = config.bool(flag = True), +) + +_create_option_string = rule( + implementation = _options_impl, + build_setting = config.string(flag = True), +) + +_create_option_int = rule( + implementation = _options_impl, + build_setting = config.int(flag = True), +) + +def v8_raw_flag(name, default = False): + _create_option_flag(name = name, build_setting_default = default) + native.config_setting(name = "raw_" + name, flag_values = {name: "True"}) + +def v8_flag(name, default = False): + _create_option_flag(name = name, build_setting_default = default) + native.config_setting(name = "is_" + name, flag_values = {name: "True"}) + native.config_setting(name = "is_not_" + name, flag_values = {name: "False"}) + +def v8_string(name, default = ""): + _create_option_string(name = name, build_setting_default = default) + +def v8_int(name, default = 0): + _create_option_int(name = name, build_setting_default = default) + +def _custom_config_impl(ctx): + defs = [] + defs.append("V8_TYPED_ARRAY_MAX_SIZE_IN_HEAP=" + + str(ctx.attr._v8_typed_array_max_size_in_heap[FlagInfo].value)) + context = cc_common.create_compilation_context(defines = depset(defs)) + return [CcInfo(compilation_context = context)] + +v8_custom_config = rule( + implementation = _custom_config_impl, + attrs = { + "_v8_typed_array_max_size_in_heap": + attr.label(default = ":v8_typed_array_max_size_in_heap"), + } +) + +def _config_impl(ctx): + hdrs = [] + # Add headers + for h in ctx.attr.hdrs: + hdrs += h[DefaultInfo].files.to_list() + defs = [] + # Add conditional_defines + for f, d in ctx.attr.conditional_defines.items(): + if f[FlagInfo].value: + defs.append(d) + # Add defines + for d in ctx.attr.defines: + defs.append(d) + context = cc_common.create_compilation_context( + defines = depset( + defs, + transitive = [dep[CcInfo].compilation_context.defines for dep in ctx.attr.deps], + ), + headers = depset( + hdrs, + transitive = [dep[CcInfo].compilation_context.headers for dep in ctx.attr.deps], + ), + ) + return [CcInfo(compilation_context = context)] + +v8_config = rule( + implementation = _config_impl, + attrs = { + "conditional_defines": attr.label_keyed_string_dict(), + "defines": attr.string_list(), + "deps": attr.label_list(), + "hdrs": attr.label_list(allow_files = True), + }, +) + +def _default_args(configs): + return struct( + deps = configs + [":define_flags"], + copts = [ + "-fPIC", + "-Werror", + "-Wextra", + "-Wno-builtin-assume-aligned-alignment", + "-Wno-unused-parameter", + "-Wno-implicit-int-float-conversion", + "-Wno-deprecated-copy", + "-Wno-non-virtual-dtor", + "-std=c++17", + "-isystem .", + ], + includes = ["include"], + linkopts = [ + "-pthread" + ] + select({ + ":is_macos": [], + "//conditions:default": [ "-Wl,--no-as-needed -ldl" ], + }) + select({ + ":should_add_rdynamic": [ "-rdynamic" ], + "//conditions:default": [], + }), + ) + +def v8_binary( + name, + srcs, + configs = [], + deps = [], + includes = [], + copts = [], + linkopts = [], + **kwargs): + default = _default_args(configs) + native.cc_binary( + name = name, + srcs = srcs, + deps = deps + default.deps, + includes = includes + default.includes, + copts = copts + default.copts, + linkopts = linkopts + default.linkopts, + **kwargs + ) + +def v8_library( + name, + srcs, + configs = [], + deps = [], + includes = [], + copts = [], + linkopts = [], + **kwargs): + default = _default_args(configs) + native.cc_library( + name = name, + srcs = srcs, + deps = deps + default.deps, + includes = includes + default.includes, + copts = copts + default.copts, + linkopts = linkopts + default.linkopts, + alwayslink = 1, + **kwargs + ) + +def _torque_impl(ctx): + v8root = ctx.attr.v8root[FlagInfo].value + # Arguments + args = [] + args += ctx.attr.args + args.append("-o") + args.append(ctx.bin_dir.path + "/torque-generated") + args.append("-strip-v8-root") + args.append("-v8-root") + args.append(v8root) + # Sources + args += [f.path for f in ctx.files.srcs] + # Generate/declare output files + outs = [] + for src in ctx.files.srcs: + root, period, ext = src.path.rpartition(".") + # Strip v8root + if root[:len(v8root)] == v8root: + root = root[len(v8root):] + file = "torque-generated/" + root + outs.append(ctx.actions.declare_file(file + "-tq-csa.cc")) + outs.append(ctx.actions.declare_file(file + "-tq-csa.h")) + outs.append(ctx.actions.declare_file(file + "-tq-inl.inc")) + outs.append(ctx.actions.declare_file(file + "-tq.inc")) + outs.append(ctx.actions.declare_file(file + "-tq.cc")) + outs += [ctx.actions.declare_file("torque-generated/" + f) for f in ctx.attr.extras] + ctx.actions.run( + outputs = outs, + inputs = ctx.files.srcs, + arguments = args, + executable = ctx.executable.tool, + progress_message = "Generating Torque files", + ) + return [DefaultInfo(files = depset(outs))] + +v8_torque = rule( + implementation = _torque_impl, + attrs = { + "srcs": attr.label_list(allow_files = True, mandatory = True), + "extras": attr.string_list(), + "tool": attr.label( + default = ":torque", + allow_files = True, + executable = True, + cfg = "host", + ), + "args": attr.string_list(), + "v8root": attr.label(default = ":v8_root"), + }, +) + +def _mksnapshot(ctx): + outs = [ + ctx.actions.declare_file("snapshot.cc"), + ctx.actions.declare_file("embedded.S"), + ] + ctx.actions.run( + outputs = outs, + inputs = [], + arguments = [ + "--embedded_variant=Default", + "--startup_src", outs[0].path, + "--embedded_src", outs[1].path, + ] + ctx.attr.args, + executable = ctx.executable.tool, + progress_message = "Running mksnapshot" + ) + return [DefaultInfo(files = depset(outs))] + + +v8_mksnapshot = rule( + implementation = _mksnapshot, + attrs = { + "args": attr.string_list(), + "tool": attr.label( + default = ":mksnapshot", + allow_files = True, + executable = True, + cfg = "host", + ), + } +) diff --git a/deps/v8/bazel/generate-inspector-files.sh b/deps/v8/bazel/generate-inspector-files.sh new file mode 100755 index 00000000000000..7fd4ab2a564a4e --- /dev/null +++ b/deps/v8/bazel/generate-inspector-files.sh @@ -0,0 +1,19 @@ +# Copyright 2021 the V8 project authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +BAZEL_OUT=$1 + +# Create a default GN output folder +gn gen out/inspector + +# Generate inspector files +autoninja -C out/inspector src/inspector:inspector + +# Create directories in bazel output folder +mkdir -p $BAZEL_OUT/include/inspector +mkdir -p $BAZEL_OUT/src/inspector/protocol + +# Copy generated files to bazel output folder +cp out/inspector/gen/include/inspector/* $BAZEL_OUT/include/inspector/ +cp out/inspector/gen/src/inspector/protocol/* $BAZEL_OUT/src/inspector/protocol/ diff --git a/deps/v8/gni/v8.gni b/deps/v8/gni/v8.gni index 8741e86c087069..a3346517978b32 100644 --- a/deps/v8/gni/v8.gni +++ b/deps/v8/gni/v8.gni @@ -87,6 +87,10 @@ declare_args() { v8_enable_google_benchmark = false cppgc_is_standalone = false + + # Enable advanced BigInt algorithms, costing about 10-30 KB binary size + # depending on platform. Disabled on Android to save binary size. + v8_advanced_bigint_algorithms = !is_android } if (v8_use_external_startup_data == "") { diff --git a/deps/v8/include/OWNERS b/deps/v8/include/OWNERS index 7d538da1aa6642..d85849d52a1219 100644 --- a/deps/v8/include/OWNERS +++ b/deps/v8/include/OWNERS @@ -2,7 +2,6 @@ adamk@chromium.org cbruni@chromium.org leszeks@chromium.org mlippautz@chromium.org -ulan@chromium.org verwaest@chromium.org yangguo@chromium.org diff --git a/deps/v8/include/cppgc/allocation.h b/deps/v8/include/cppgc/allocation.h index 7a803cf2cc43b3..b06d9d70206409 100644 --- a/deps/v8/include/cppgc/allocation.h +++ b/deps/v8/include/cppgc/allocation.h @@ -5,25 +5,20 @@ #ifndef INCLUDE_CPPGC_ALLOCATION_H_ #define INCLUDE_CPPGC_ALLOCATION_H_ -#include - #include +#include +#include +#include #include #include "cppgc/custom-space.h" -#include "cppgc/garbage-collected.h" #include "cppgc/internal/api-constants.h" #include "cppgc/internal/gc-info.h" +#include "cppgc/type-traits.h" +#include "v8config.h" // NOLINT(build/include_directory) namespace cppgc { -template -class MakeGarbageCollectedTraitBase; - -namespace internal { -class ObjectAllocator; -} // namespace internal - /** * AllocationHandle is used to allocate garbage-collected objects. */ diff --git a/deps/v8/include/cppgc/heap-statistics.h b/deps/v8/include/cppgc/heap-statistics.h index 2fe6e1ae58abbb..8e626596e5b07b 100644 --- a/deps/v8/include/cppgc/heap-statistics.h +++ b/deps/v8/include/cppgc/heap-statistics.h @@ -5,7 +5,8 @@ #ifndef INCLUDE_CPPGC_HEAP_STATISTICS_H_ #define INCLUDE_CPPGC_HEAP_STATISTICS_H_ -#include +#include +#include #include #include @@ -30,19 +31,17 @@ struct HeapStatistics final { }; /** - * Statistics of object types. For each type the statistics record its name, - * how many objects of that type were allocated, and the overall size used by - * these objects. + * Object statistics for a single type. */ - struct ObjectStatistics { - /** Number of distinct types in the heap. */ - size_t num_types = 0; - /** Name of each type in the heap. */ - std::vector type_name; - /** Number of allocated objects per each type. */ - std::vector type_count; - /** Overall size of allocated objects per each type. */ - std::vector type_bytes; + struct ObjectStatsEntry { + /** + * Number of allocated bytes. + */ + size_t allocated_bytes; + /** + * Number of allocated objects. + */ + size_t object_count; }; /** @@ -50,10 +49,15 @@ struct HeapStatistics final { * allocated memory size and overall used memory size for the page. */ struct PageStatistics { - /** Overall amount of memory allocated for the page. */ - size_t physical_size_bytes = 0; + /** Overall committed amount of memory for the page. */ + size_t committed_size_bytes = 0; + /** Resident amount of memory held by the page. */ + size_t resident_size_bytes = 0; /** Amount of memory actually used on the page. */ size_t used_size_bytes = 0; + /** Statistics for object allocated on the page. Filled only when + * NameProvider::HideInternalNames() is false. */ + std::vector object_statistics; }; /** @@ -80,29 +84,35 @@ struct HeapStatistics final { struct SpaceStatistics { /** The space name */ std::string name; - /** Overall amount of memory allocated for the space. */ - size_t physical_size_bytes = 0; + /** Overall committed amount of memory for the heap. */ + size_t committed_size_bytes = 0; + /** Resident amount of memory held by the heap. */ + size_t resident_size_bytes = 0; /** Amount of memory actually used on the space. */ size_t used_size_bytes = 0; /** Statistics for each of the pages in the space. */ std::vector page_stats; /** Statistics for the freelist of the space. */ FreeListStatistics free_list_stats; - /** Statistics for object allocated on the space. Filled only when - * NameProvider::HideInternalNames() is false. */ - ObjectStatistics object_stats; }; - /** Overall amount of memory allocated for the heap. */ - size_t physical_size_bytes = 0; + /** Overall committed amount of memory for the heap. */ + size_t committed_size_bytes = 0; + /** Resident amount of memory help by the heap. */ + size_t resident_size_bytes = 0; /** Amount of memory actually used on the heap. */ size_t used_size_bytes = 0; /** Detail level of this HeapStatistics. */ DetailLevel detail_level; /** Statistics for each of the spaces in the heap. Filled only when - * detail_level is kDetailed. */ + * `detail_level` is `DetailLevel::kDetailed`. */ std::vector space_stats; + + /** + * Vector of `cppgc::GarbageCollected` type names. + */ + std::vector type_names; }; } // namespace cppgc diff --git a/deps/v8/include/cppgc/heap.h b/deps/v8/include/cppgc/heap.h index fd0512f1f18e16..136c4fb44d08ab 100644 --- a/deps/v8/include/cppgc/heap.h +++ b/deps/v8/include/cppgc/heap.h @@ -5,6 +5,8 @@ #ifndef INCLUDE_CPPGC_HEAP_H_ #define INCLUDE_CPPGC_HEAP_H_ +#include +#include #include #include diff --git a/deps/v8/include/cppgc/internal/api-constants.h b/deps/v8/include/cppgc/internal/api-constants.h index a70f00710c8b8a..7253a47089352c 100644 --- a/deps/v8/include/cppgc/internal/api-constants.h +++ b/deps/v8/include/cppgc/internal/api-constants.h @@ -5,8 +5,8 @@ #ifndef INCLUDE_CPPGC_INTERNAL_API_CONSTANTS_H_ #define INCLUDE_CPPGC_INTERNAL_API_CONSTANTS_H_ -#include -#include +#include +#include #include "v8config.h" // NOLINT(build/include_directory) diff --git a/deps/v8/include/cppgc/internal/gc-info.h b/deps/v8/include/cppgc/internal/gc-info.h index b9074b1ad5d1b9..0830b194909fb8 100644 --- a/deps/v8/include/cppgc/internal/gc-info.h +++ b/deps/v8/include/cppgc/internal/gc-info.h @@ -7,6 +7,7 @@ #include #include +#include #include "cppgc/internal/finalizer-trait.h" #include "cppgc/internal/name-trait.h" diff --git a/deps/v8/include/cppgc/internal/name-trait.h b/deps/v8/include/cppgc/internal/name-trait.h index ae99d41c0d76f9..2e2da1eab4a225 100644 --- a/deps/v8/include/cppgc/internal/name-trait.h +++ b/deps/v8/include/cppgc/internal/name-trait.h @@ -73,7 +73,7 @@ class NameTrait final : public NameTraitBase { private: static HeapObjectName GetNameFor(const NameProvider* name_provider) { - return {name_provider->GetName(), false}; + return {name_provider->GetHumanReadableName(), false}; } static HeapObjectName GetNameFor(...) { @@ -91,7 +91,7 @@ class NameTrait final : public NameTraitBase { static const HeapObjectName leaky_name = GetNameFromTypeSignature(PRETTY_FUNCTION_VALUE); - return leaky_name; + return {leaky_name, false}; #undef PRETTY_FUNCTION_VALUE diff --git a/deps/v8/include/cppgc/internal/pointer-policies.h b/deps/v8/include/cppgc/internal/pointer-policies.h index e09b86199f46b3..cdf0bb693d6996 100644 --- a/deps/v8/include/cppgc/internal/pointer-policies.h +++ b/deps/v8/include/cppgc/internal/pointer-policies.h @@ -82,7 +82,7 @@ class V8_EXPORT EnabledCheckingPolicy { class DisabledCheckingPolicy { protected: - void CheckPointer(const void* raw) {} + void CheckPointer(const void*) {} }; #if V8_ENABLE_CHECKS @@ -92,6 +92,10 @@ using DefaultPersistentCheckingPolicy = EnabledCheckingPolicy; using DefaultMemberCheckingPolicy = DisabledCheckingPolicy; using DefaultPersistentCheckingPolicy = DisabledCheckingPolicy; #endif +// For CT(W)P neither marking information (for value), nor objectstart bitmap +// (for slot) are guaranteed to be present because there's no synchonization +// between heaps after marking. +using DefaultCrossThreadPersistentCheckingPolicy = DisabledCheckingPolicy; class KeepLocationPolicy { public: @@ -154,7 +158,7 @@ struct WeakCrossThreadPersistentPolicy { // Forward declarations setting up the default policies. template + typename CheckingPolicy = DefaultCrossThreadPersistentCheckingPolicy> class BasicCrossThreadPersistent; template +#include + #include "cppgc/heap-state.h" #include "cppgc/internal/api-constants.h" #include "cppgc/internal/atomic-entry-flag.h" @@ -22,8 +25,11 @@ class HeapHandle; namespace internal { +#if defined(CPPGC_CAGED_HEAP) class WriteBarrierTypeForCagedHeapPolicy; +#else // !CPPGC_CAGED_HEAP class WriteBarrierTypeForNonCagedHeapPolicy; +#endif // !CPPGC_CAGED_HEAP class V8_EXPORT WriteBarrier final { public: diff --git a/deps/v8/include/cppgc/macros.h b/deps/v8/include/cppgc/macros.h index 70ab44c65759f1..030f397e3df15c 100644 --- a/deps/v8/include/cppgc/macros.h +++ b/deps/v8/include/cppgc/macros.h @@ -5,7 +5,7 @@ #ifndef INCLUDE_CPPGC_MACROS_H_ #define INCLUDE_CPPGC_MACROS_H_ -#include +#include #include "cppgc/internal/compiler-specific.h" diff --git a/deps/v8/include/cppgc/member.h b/deps/v8/include/cppgc/member.h index 16aed060226ea3..d0bf414c69d7f5 100644 --- a/deps/v8/include/cppgc/member.h +++ b/deps/v8/include/cppgc/member.h @@ -226,20 +226,20 @@ class BasicMember final : private MemberBase, private CheckingPolicy { template -bool operator==( - BasicMember member1, - BasicMember - member2) { +bool operator==(const BasicMember& member1, + const BasicMember& member2) { return member1.Get() == member2.Get(); } template -bool operator!=( - BasicMember member1, - BasicMember - member2) { +bool operator!=(const BasicMember& member1, + const BasicMember& member2) { return !(member1 == member2); } diff --git a/deps/v8/include/cppgc/name-provider.h b/deps/v8/include/cppgc/name-provider.h index 8b70b8ea5ee89a..224dd4b5d678ec 100644 --- a/deps/v8/include/cppgc/name-provider.h +++ b/deps/v8/include/cppgc/name-provider.h @@ -57,7 +57,7 @@ class V8_EXPORT NameProvider { * * @returns a human readable name for the object. */ - virtual const char* GetName() const = 0; + virtual const char* GetHumanReadableName() const = 0; }; } // namespace cppgc diff --git a/deps/v8/include/cppgc/persistent.h b/deps/v8/include/cppgc/persistent.h index 22cda7c6e8fcb7..03b5e5b06b5e28 100644 --- a/deps/v8/include/cppgc/persistent.h +++ b/deps/v8/include/cppgc/persistent.h @@ -141,7 +141,7 @@ class BasicPersistent final : public PersistentBase, } // Move assignment. - BasicPersistent& operator=(BasicPersistent&& other) { + BasicPersistent& operator=(BasicPersistent&& other) noexcept { if (this == &other) return *this; Clear(); PersistentBase::operator=(std::move(other)); diff --git a/deps/v8/include/cppgc/platform.h b/deps/v8/include/cppgc/platform.h index 0d7377668cf258..2d933d620dc011 100644 --- a/deps/v8/include/cppgc/platform.h +++ b/deps/v8/include/cppgc/platform.h @@ -5,6 +5,8 @@ #ifndef INCLUDE_CPPGC_PLATFORM_H_ #define INCLUDE_CPPGC_PLATFORM_H_ +#include + #include "v8-platform.h" // NOLINT(build/include_directory) #include "v8config.h" // NOLINT(build/include_directory) diff --git a/deps/v8/include/cppgc/source-location.h b/deps/v8/include/cppgc/source-location.h index 29d69b0a1372e6..da5a5ede520138 100644 --- a/deps/v8/include/cppgc/source-location.h +++ b/deps/v8/include/cppgc/source-location.h @@ -5,6 +5,7 @@ #ifndef INCLUDE_CPPGC_SOURCE_LOCATION_H_ #define INCLUDE_CPPGC_SOURCE_LOCATION_H_ +#include #include #include "v8config.h" // NOLINT(build/include_directory) diff --git a/deps/v8/include/js_protocol.pdl b/deps/v8/include/js_protocol.pdl index 9c0483ae7059c2..63baa3da13b843 100644 --- a/deps/v8/include/js_protocol.pdl +++ b/deps/v8/include/js_protocol.pdl @@ -175,7 +175,7 @@ domain Debugger command enable parameters # The maximum size in bytes of collected scripts (not referenced by other heap objects) - # the debugger can hold. Puts no limit if paramter is omitted. + # the debugger can hold. Puts no limit if parameter is omitted. experimental optional number maxScriptsCacheSize returns # Unique identifier of the debugger. @@ -714,7 +714,7 @@ experimental domain HeapProfiler parameters # If true 'reportHeapSnapshotProgress' events will be generated while snapshot is being taken. optional boolean reportProgress - # If true, a raw snapshot without artifical roots will be generated + # If true, a raw snapshot without artificial roots will be generated optional boolean treatGlobalObjectsAsRoots # If true, numerical values are included in the snapshot optional boolean captureNumericValue @@ -972,13 +972,13 @@ domain Profiler # Reports coverage delta since the last poll (either from an event like this, or from # `takePreciseCoverage` for the current isolate. May only be sent if precise code # coverage has been started. This event can be trigged by the embedder to, for example, - # trigger collection of coverage data immediatelly at a certain point in time. + # trigger collection of coverage data immediately at a certain point in time. experimental event preciseCoverageDeltaUpdate parameters # Monotonically increasing time (in seconds) when the coverage update was taken in the backend. number timestamp # Identifier for distinguishing coverage events. - string occassion + string occasion # Coverage data for the current isolate. array of ScriptCoverage result @@ -1225,7 +1225,7 @@ domain Runtime string origin # Human readable name describing given context. string name - # A system-unique execution context identifier. Unlike the id, this is unique accross + # A system-unique execution context identifier. Unlike the id, this is unique across # multiple processes, so can be reliably used to identify specific context while backend # performs a cross-process navigation. experimental string uniqueId @@ -1254,6 +1254,10 @@ domain Runtime optional RemoteObject exception # Identifier of the context where exception happened. optional ExecutionContextId executionContextId + # Dictionary with entries of meta data that the client associated + # with this exception, such as information about associated network + # requests, etc. + experimental optional object exceptionMetaData # Number of milliseconds since epoch. type Timestamp extends number @@ -1343,6 +1347,8 @@ domain Runtime # Symbolic group name that can be used to release multiple objects. If objectGroup is not # specified and objectId is, objectGroup will be inherited from object. optional string objectGroup + # Whether to throw an exception if side effect cannot be ruled out during evaluation. + experimental optional boolean throwOnSideEffect returns # Call result. RemoteObject result @@ -1422,9 +1428,9 @@ domain Runtime # evaluation and allows unsafe-eval. Defaults to true. experimental optional boolean allowUnsafeEvalBlockedByCSP # An alternative way to specify the execution context to evaluate in. - # Compared to contextId that may be reused accross processes, this is guaranteed to be + # Compared to contextId that may be reused across processes, this is guaranteed to be # system-unique, so it can be used to prevent accidental evaluation of the expression - # in context different than intended (e.g. as a result of navigation accross process + # in context different than intended (e.g. as a result of navigation across process # boundaries). # This is mutually exclusive with `contextId`. experimental optional string uniqueContextId diff --git a/deps/v8/include/v8-fast-api-calls.h b/deps/v8/include/v8-fast-api-calls.h index cda1959c866548..7568ac9f3029b7 100644 --- a/deps/v8/include/v8-fast-api-calls.h +++ b/deps/v8/include/v8-fast-api-calls.h @@ -156,6 +156,7 @@ * - float64_t * Currently supported argument types: * - pointer to an embedder type + * - JavaScript array of primitive types * - bool * - int32_t * - uint32_t @@ -176,8 +177,43 @@ * passes NaN values as-is, i.e. doesn't normalize them. * * To be supported types: - * - arrays of C types + * - TypedArrays and ArrayBuffers * - arrays of embedder types + * + * + * The API offers a limited support for function overloads: + * + * \code + * void FastMethod_2Args(int param, bool another_param); + * void FastMethod_3Args(int param, bool another_param, int third_param); + * + * v8::CFunction fast_method_2args_c_func = + * MakeV8CFunction(FastMethod_2Args); + * v8::CFunction fast_method_3args_c_func = + * MakeV8CFunction(FastMethod_3Args); + * const v8::CFunction fast_method_overloads[] = {fast_method_2args_c_func, + * fast_method_3args_c_func}; + * Local method_template = + * v8::FunctionTemplate::NewWithCFunctionOverloads( + * isolate, SlowCallback, data, signature, length, + * constructor_behavior, side_effect_type, + * {fast_method_overloads, 2}); + * \endcode + * + * In this example a single FunctionTemplate is associated to multiple C++ + * functions. The overload resolution is currently only based on the number of + * arguments passed in a call. For example, if this method_template is + * registered with a wrapper JS object as described above, a call with two + * arguments: + * obj.method(42, true); + * will result in a fast call to FastMethod_2Args, while a call with three or + * more arguments: + * obj.method(42, true, 11); + * will result in a fast call to FastMethod_3Args. Instead a call with less than + * two arguments, like: + * obj.method(42); + * would not result in a fast call but would fall back to executing the + * associated SlowCallback. */ #ifndef INCLUDE_V8_FAST_API_CALLS_H_ @@ -217,22 +253,73 @@ class CTypeInfo { // than any valid Type enum. static constexpr Type kCallbackOptionsType = Type(255); + enum class SequenceType : uint8_t { + kScalar, + kIsSequence, // sequence + kIsTypedArray, // TypedArray of T or any ArrayBufferView if T + // is void + kIsArrayBuffer // ArrayBuffer + }; + enum class Flags : uint8_t { kNone = 0, + kAllowSharedBit = 1 << 0, // Must be an ArrayBuffer or TypedArray + kEnforceRangeBit = 1 << 1, // T must be integral + kClampBit = 1 << 2, // T must be integral + kIsRestrictedBit = 1 << 3, // T must be float or double }; - explicit constexpr CTypeInfo(Type type, Flags flags = Flags::kNone) - : type_(type), flags_(flags) {} + explicit constexpr CTypeInfo( + Type type, SequenceType sequence_type = SequenceType::kScalar, + Flags flags = Flags::kNone) + : type_(type), sequence_type_(sequence_type), flags_(flags) {} constexpr Type GetType() const { return type_; } - + constexpr SequenceType GetSequenceType() const { return sequence_type_; } constexpr Flags GetFlags() const { return flags_; } + static constexpr bool IsIntegralType(Type type) { + return type == Type::kInt32 || type == Type::kUint32 || + type == Type::kInt64 || type == Type::kUint64; + } + + static constexpr bool IsFloatingPointType(Type type) { + return type == Type::kFloat32 || type == Type::kFloat64; + } + + static constexpr bool IsPrimitive(Type type) { + return IsIntegralType(type) || IsFloatingPointType(type) || + type == Type::kBool; + } + private: Type type_; + SequenceType sequence_type_; Flags flags_; }; +template +struct FastApiTypedArray { + T* data; // should include the typed array offset applied + size_t length; // length in number of elements +}; + +// Any TypedArray. It uses kTypedArrayBit with base type void +// Overloaded args of ArrayBufferView and TypedArray are not supported +// (for now) because the generic “any” ArrayBufferView doesn’t have its +// own instance type. It could be supported if we specify that +// TypedArray always has precedence over the generic ArrayBufferView, +// but this complicates overload resolution. +struct FastApiArrayBufferView { + void* data; + size_t byte_length; +}; + +struct FastApiArrayBuffer { + void* data; + size_t byte_length; +}; + class V8_EXPORT CFunctionInfo { public: // Construct a struct to hold a CFunction's type information. @@ -284,6 +371,42 @@ class V8_EXPORT CFunction { const void* GetAddress() const { return address_; } const CFunctionInfo* GetTypeInfo() const { return type_info_; } + enum class OverloadResolution { kImpossible, kAtRuntime, kAtCompileTime }; + + // Returns whether an overload between this and the given CFunction can + // be resolved at runtime by the RTTI available for the arguments or at + // compile time for functions with different number of arguments. + OverloadResolution GetOverloadResolution(const CFunction* other) { + // Runtime overload resolution can only deal with functions with the + // same number of arguments. Functions with different arity are handled + // by compile time overload resolution though. + if (ArgumentCount() != other->ArgumentCount()) { + return OverloadResolution::kAtCompileTime; + } + + // The functions can only differ by a single argument position. + int diff_index = -1; + for (unsigned int i = 0; i < ArgumentCount(); ++i) { + if (ArgumentInfo(i).GetSequenceType() != + other->ArgumentInfo(i).GetSequenceType()) { + if (diff_index >= 0) { + return OverloadResolution::kImpossible; + } + diff_index = i; + + // We only support overload resolution between sequence types. + if (ArgumentInfo(i).GetSequenceType() == + CTypeInfo::SequenceType::kScalar || + other->ArgumentInfo(i).GetSequenceType() == + CTypeInfo::SequenceType::kScalar) { + return OverloadResolution::kImpossible; + } + } + } + + return OverloadResolution::kAtRuntime; + } + template static CFunction Make(F* func) { return ArgUnwrap::Make(func); @@ -314,7 +437,7 @@ class V8_EXPORT CFunction { }; }; -struct ApiObject { +struct V8_DEPRECATE_SOON("Use v8::Local instead.") ApiObject { uintptr_t address; }; @@ -412,28 +535,91 @@ struct TypeInfoHelper { } \ \ static constexpr CTypeInfo::Type Type() { return CTypeInfo::Type::Enum; } \ + static constexpr CTypeInfo::SequenceType SequenceType() { \ + return CTypeInfo::SequenceType::kScalar; \ + } \ }; -#define BASIC_C_TYPES(V) \ - V(void, kVoid) \ - V(bool, kBool) \ - V(int32_t, kInt32) \ - V(uint32_t, kUint32) \ - V(int64_t, kInt64) \ - V(uint64_t, kUint64) \ - V(float, kFloat32) \ - V(double, kFloat64) \ - V(ApiObject, kApiObject) \ - V(v8::Local, kV8Value) \ - V(v8::Local, kV8Value) +template +struct CTypeInfoTraits {}; + +#define DEFINE_TYPE_INFO_TRAITS(CType, Enum) \ + template <> \ + struct CTypeInfoTraits { \ + using ctype = CType; \ + }; + +#define PRIMITIVE_C_TYPES(V) \ + V(bool, kBool) \ + V(int32_t, kInt32) \ + V(uint32_t, kUint32) \ + V(int64_t, kInt64) \ + V(uint64_t, kUint64) \ + V(float, kFloat32) \ + V(double, kFloat64) + +// Same as above, but includes deprecated types for compatibility. +#define ALL_C_TYPES(V) \ + PRIMITIVE_C_TYPES(V) \ + V(void, kVoid) \ + V(v8::Local, kV8Value) \ + V(v8::Local, kV8Value) \ + V(ApiObject, kApiObject) // ApiObject was a temporary solution to wrap the pointer to the v8::Value. // Please use v8::Local in new code for the arguments and // v8::Local for the receiver, as ApiObject will be deprecated. -BASIC_C_TYPES(SPECIALIZE_GET_TYPE_INFO_HELPER_FOR) +ALL_C_TYPES(SPECIALIZE_GET_TYPE_INFO_HELPER_FOR) +PRIMITIVE_C_TYPES(DEFINE_TYPE_INFO_TRAITS) -#undef BASIC_C_TYPES +#undef PRIMITIVE_C_TYPES +#undef ALL_C_TYPES + +#define SPECIALIZE_GET_TYPE_INFO_HELPER_FOR_TA(T, Enum) \ + template <> \ + struct TypeInfoHelper> { \ + static constexpr CTypeInfo::Flags Flags() { \ + return CTypeInfo::Flags::kNone; \ + } \ + \ + static constexpr CTypeInfo::Type Type() { return CTypeInfo::Type::Enum; } \ + static constexpr CTypeInfo::SequenceType SequenceType() { \ + return CTypeInfo::SequenceType::kIsTypedArray; \ + } \ + }; + +#define TYPED_ARRAY_C_TYPES(V) \ + V(int32_t, kInt32) \ + V(uint32_t, kUint32) \ + V(int64_t, kInt64) \ + V(uint64_t, kUint64) \ + V(float, kFloat32) \ + V(double, kFloat64) + +TYPED_ARRAY_C_TYPES(SPECIALIZE_GET_TYPE_INFO_HELPER_FOR_TA) + +#undef TYPED_ARRAY_C_TYPES + +template <> +struct TypeInfoHelper> { + static constexpr CTypeInfo::Flags Flags() { return CTypeInfo::Flags::kNone; } + + static constexpr CTypeInfo::Type Type() { return CTypeInfo::Type::kVoid; } + static constexpr CTypeInfo::SequenceType SequenceType() { + return CTypeInfo::SequenceType::kIsSequence; + } +}; + +template <> +struct TypeInfoHelper> { + static constexpr CTypeInfo::Flags Flags() { return CTypeInfo::Flags::kNone; } + + static constexpr CTypeInfo::Type Type() { return CTypeInfo::Type::kUint32; } + static constexpr CTypeInfo::SequenceType SequenceType() { + return CTypeInfo::SequenceType::kIsTypedArray; + } +}; template <> struct TypeInfoHelper { @@ -442,26 +628,63 @@ struct TypeInfoHelper { static constexpr CTypeInfo::Type Type() { return CTypeInfo::kCallbackOptionsType; } + static constexpr CTypeInfo::SequenceType SequenceType() { + return CTypeInfo::SequenceType::kScalar; + } }; +#define STATIC_ASSERT_IMPLIES(COND, ASSERTION, MSG) \ + static_assert(((COND) == 0) || (ASSERTION), MSG) + template class CTypeInfoBuilder { public: using BaseType = T; static constexpr CTypeInfo Build() { - // Get the flags and merge in any additional flags. - uint8_t flags = uint8_t(TypeInfoHelper::Flags()); - int unused[] = {0, (flags |= uint8_t(Flags), 0)...}; - // With C++17, we could use a "..." fold expression over a parameter pack. - // Since we're still using C++14, we have to evaluate an OR expresion while - // constructing an unused list of 0's. This applies the binary operator - // for each value in Flags. - (void)unused; + constexpr CTypeInfo::Flags kFlags = + MergeFlags(TypeInfoHelper::Flags(), Flags...); + constexpr CTypeInfo::Type kType = TypeInfoHelper::Type(); + constexpr CTypeInfo::SequenceType kSequenceType = + TypeInfoHelper::SequenceType(); + + STATIC_ASSERT_IMPLIES( + uint8_t(kFlags) & uint8_t(CTypeInfo::Flags::kAllowSharedBit), + (kSequenceType == CTypeInfo::SequenceType::kIsTypedArray || + kSequenceType == CTypeInfo::SequenceType::kIsArrayBuffer), + "kAllowSharedBit is only allowed for TypedArrays and ArrayBuffers."); + STATIC_ASSERT_IMPLIES( + uint8_t(kFlags) & uint8_t(CTypeInfo::Flags::kEnforceRangeBit), + CTypeInfo::IsIntegralType(kType), + "kEnforceRangeBit is only allowed for integral types."); + STATIC_ASSERT_IMPLIES( + uint8_t(kFlags) & uint8_t(CTypeInfo::Flags::kClampBit), + CTypeInfo::IsIntegralType(kType), + "kClampBit is only allowed for integral types."); + STATIC_ASSERT_IMPLIES( + uint8_t(kFlags) & uint8_t(CTypeInfo::Flags::kIsRestrictedBit), + CTypeInfo::IsFloatingPointType(kType), + "kIsRestrictedBit is only allowed for floating point types."); + STATIC_ASSERT_IMPLIES(kSequenceType == CTypeInfo::SequenceType::kIsSequence, + kType == CTypeInfo::Type::kVoid, + "Sequences are only supported from void type."); + STATIC_ASSERT_IMPLIES( + kSequenceType == CTypeInfo::SequenceType::kIsTypedArray, + CTypeInfo::IsPrimitive(kType) || kType == CTypeInfo::Type::kVoid, + "TypedArrays are only supported from primitive types or void."); // Return the same type with the merged flags. - return CTypeInfo(TypeInfoHelper::Type(), CTypeInfo::Flags(flags)); + return CTypeInfo(TypeInfoHelper::Type(), + TypeInfoHelper::SequenceType(), kFlags); + } + + private: + template + static constexpr CTypeInfo::Flags MergeFlags(CTypeInfo::Flags flags, + Rest... rest) { + return CTypeInfo::Flags(uint8_t(flags) | uint8_t(MergeFlags(rest...))); } + static constexpr CTypeInfo::Flags MergeFlags() { return CTypeInfo::Flags(0); } }; template @@ -513,8 +736,9 @@ class CFunctionBuilderWithFunction { Flags...>; }; - // Return a copy of the CFunctionBuilder, but merges the Flags on ArgBuilder - // index N with the new Flags passed in the template parameter pack. + // Return a copy of the CFunctionBuilder, but merges the Flags on + // ArgBuilder index N with the new Flags passed in the template parameter + // pack. template constexpr auto ArgImpl(std::index_sequence) { return CFunctionBuilderWithFunction< @@ -546,6 +770,22 @@ CFunction CFunction::ArgUnwrap::Make(R (*func)(Args...)) { using CFunctionBuilder = internal::CFunctionBuilder; +/** + * Copies the contents of this JavaScript array to a C++ buffer with + * a given max_length. A CTypeInfo is passed as an argument, + * instructing different rules for conversion (e.g. restricted float/double). + * The element type T of the destination array must match the C type + * corresponding to the CTypeInfo (specified by CTypeInfoTraits). + * If the array length is larger than max_length or the array is of + * unsupported type, the operation will fail, returning false. Generally, an + * array which contains objects, undefined, null or anything not convertible + * to the requested destination type, is considered unsupported. The operation + * returns true on success. `type_info` will be used for conversions. + */ +template +bool CopyAndConvertArrayToCppBuffer(Local src, T* dst, + uint32_t max_length); + } // namespace v8 #endif // INCLUDE_V8_FAST_API_CALLS_H_ diff --git a/deps/v8/include/v8-inspector.h b/deps/v8/include/v8-inspector.h index 852b39d7252295..0c19104a3774ab 100644 --- a/deps/v8/include/v8-inspector.h +++ b/deps/v8/include/v8-inspector.h @@ -170,7 +170,7 @@ class V8_EXPORT V8InspectorSession { v8::Local*, std::unique_ptr* objectGroup) = 0; virtual void releaseObjectGroup(StringView) = 0; - virtual void triggerPreciseCoverageDeltaUpdate(StringView occassion) = 0; + virtual void triggerPreciseCoverageDeltaUpdate(StringView occasion) = 0; }; class V8_EXPORT V8InspectorClient { @@ -301,6 +301,10 @@ class V8_EXPORT V8Inspector { int scriptId) = 0; virtual void exceptionRevoked(v8::Local, unsigned exceptionId, StringView message) = 0; + virtual bool associateExceptionData(v8::Local, + v8::Local exception, + v8::Local key, + v8::Local value) = 0; // Connection. class V8_EXPORT Channel { diff --git a/deps/v8/include/v8-internal.h b/deps/v8/include/v8-internal.h index 5f0177182b598f..1826dd6fca2eb3 100644 --- a/deps/v8/include/v8-internal.h +++ b/deps/v8/include/v8-internal.h @@ -33,6 +33,7 @@ const int kApiSystemPointerSize = sizeof(void*); const int kApiDoubleSize = sizeof(double); const int kApiInt32Size = sizeof(int32_t); const int kApiInt64Size = sizeof(int64_t); +const int kApiSizetSize = sizeof(size_t); // Tag information for HeapObject. const int kHeapObjectTag = 1; @@ -145,6 +146,7 @@ enum ExternalPointerTag : uint64_t { kForeignForeignAddressTag = 0x01f7000000000000, // 0b000000111110111 kNativeContextMicrotaskQueueTag = 0x01fb000000000000, // 0b000000111111011 kEmbedderDataSlotPayloadTag = 0x01fd000000000000, // 0b000000111111101 + kCodeEntryPointTag = 0x01fe000000000000, // 0b000000111111110 }; constexpr uint64_t kExternalPointerTagMask = 0xffff000000000000; @@ -229,8 +231,12 @@ class Internals { kIsolateFastCCallCallerFpOffset + kApiSystemPointerSize; static const int kIsolateFastApiCallTargetOffset = kIsolateFastCCallCallerPcOffset + kApiSystemPointerSize; - static const int kIsolateStackGuardOffset = + static const int kIsolateCageBaseOffset = kIsolateFastApiCallTargetOffset + kApiSystemPointerSize; + static const int kIsolateLongTaskStatsCounterOffset = + kIsolateCageBaseOffset + kApiSystemPointerSize; + static const int kIsolateStackGuardOffset = + kIsolateLongTaskStatsCounterOffset + kApiSizetSize; static const int kIsolateRootsOffset = kIsolateStackGuardOffset + 7 * kApiSystemPointerSize; @@ -363,6 +369,12 @@ class Internals { return *reinterpret_cast(addr); } + V8_INLINE static void IncrementLongTasksStatsCounter(v8::Isolate* isolate) { + internal::Address addr = reinterpret_cast(isolate) + + kIsolateLongTaskStatsCounterOffset; + ++(*reinterpret_cast(addr)); + } + V8_INLINE static internal::Address* GetRoot(v8::Isolate* isolate, int index) { internal::Address addr = reinterpret_cast(isolate) + kIsolateRootsOffset + diff --git a/deps/v8/include/v8-metrics.h b/deps/v8/include/v8-metrics.h index 0217f40d63a629..a6eea6a8645d0c 100644 --- a/deps/v8/include/v8-metrics.h +++ b/deps/v8/include/v8-metrics.h @@ -5,7 +5,8 @@ #ifndef V8_METRICS_H_ #define V8_METRICS_H_ -#include "v8.h" // NOLINT(build/include_directory) +#include "v8-internal.h" // NOLINT(build/include_directory) +#include "v8.h" // NOLINT(build/include_directory) namespace v8 { namespace metrics { @@ -49,11 +50,19 @@ struct GarbageCollectionFullMainThreadIncrementalMark { int64_t cpp_wall_clock_duration_in_us = -1; }; +struct GarbageCollectionFullMainThreadBatchedIncrementalMark { + std::vector events; +}; + struct GarbageCollectionFullMainThreadIncrementalSweep { int64_t wall_clock_duration_in_us = -1; int64_t cpp_wall_clock_duration_in_us = -1; }; +struct GarbageCollectionFullMainThreadBatchedIncrementalSweep { + std::vector events; +}; + struct GarbageCollectionYoungCycle { int64_t total_wall_clock_duration_in_us = -1; int64_t main_thread_wall_clock_duration_in_us = -1; @@ -69,6 +78,7 @@ struct WasmModuleDecoded { size_t module_size_in_bytes = 0; size_t function_count = 0; int64_t wall_clock_duration_in_us = -1; + int64_t cpu_duration_in_us = -1; }; struct WasmModuleCompiled { @@ -81,6 +91,7 @@ struct WasmModuleCompiled { size_t code_size_in_bytes = 0; size_t liftoff_bailout_count = 0; int64_t wall_clock_duration_in_us = -1; + int64_t cpu_duration_in_us = -1; }; struct WasmModuleInstantiated { @@ -94,20 +105,23 @@ struct WasmModuleTieredUp { bool lazy = false; size_t code_size_in_bytes = 0; int64_t wall_clock_duration_in_us = -1; + int64_t cpu_duration_in_us = -1; }; struct WasmModulesPerIsolate { size_t count = 0; }; -#define V8_MAIN_THREAD_METRICS_EVENTS(V) \ - V(GarbageCollectionFullCycle) \ - V(GarbageCollectionFullMainThreadIncrementalMark) \ - V(GarbageCollectionFullMainThreadIncrementalSweep) \ - V(GarbageCollectionYoungCycle) \ - V(WasmModuleDecoded) \ - V(WasmModuleCompiled) \ - V(WasmModuleInstantiated) \ +#define V8_MAIN_THREAD_METRICS_EVENTS(V) \ + V(GarbageCollectionFullCycle) \ + V(GarbageCollectionFullMainThreadIncrementalMark) \ + V(GarbageCollectionFullMainThreadBatchedIncrementalMark) \ + V(GarbageCollectionFullMainThreadIncrementalSweep) \ + V(GarbageCollectionFullMainThreadBatchedIncrementalSweep) \ + V(GarbageCollectionYoungCycle) \ + V(WasmModuleDecoded) \ + V(WasmModuleCompiled) \ + V(WasmModuleInstantiated) \ V(WasmModuleTieredUp) #define V8_THREAD_SAFE_METRICS_EVENTS(V) V(WasmModulesPerIsolate) @@ -183,6 +197,32 @@ class V8_EXPORT Recorder { static ContextId GetContextId(Local context); }; +/** + * Experimental API intended for the LongTasks UKM (crbug.com/1173527). + * The Reset() method should be called at the start of a potential + * long task. The Get() method returns durations of V8 work that + * happened during the task. + * + * This API is experimental and may be removed/changed in the future. + */ +struct V8_EXPORT LongTaskStats { + /** + * Resets durations of V8 work for the new task. + */ + V8_INLINE static void Reset(Isolate* isolate) { + v8::internal::Internals::IncrementLongTasksStatsCounter(isolate); + } + + /** + * Returns durations of V8 work that happened since the last Reset(). + */ + static LongTaskStats Get(Isolate* isolate); + + int64_t gc_full_atomic_wall_clock_duration_us = 0; + int64_t gc_full_incremental_wall_clock_duration_us = 0; + int64_t gc_young_wall_clock_duration_us = 0; +}; + } // namespace metrics } // namespace v8 diff --git a/deps/v8/include/v8-platform.h b/deps/v8/include/v8-platform.h index 4c94d7fd392c0c..fc9a357feb66cb 100644 --- a/deps/v8/include/v8-platform.h +++ b/deps/v8/include/v8-platform.h @@ -181,9 +181,8 @@ class JobDelegate { /** * Returns true if the current task is called from the thread currently * running JobHandle::Join(). - * TODO(etiennep): Make pure virtual once custom embedders implement it. */ - virtual bool IsJoiningThread() const { return false; } + virtual bool IsJoiningThread() const = 0; }; /** @@ -220,19 +219,14 @@ class JobHandle { * Forces all existing workers to yield ASAP but doesn’t wait for them. * Warning, this is dangerous if the Job's callback is bound to or has access * to state which may be deleted after this call. - * TODO(etiennep): Cleanup once implemented by all embedders. */ - virtual void CancelAndDetach() { Cancel(); } + virtual void CancelAndDetach() = 0; /** * Returns true if there's any work pending or any worker running. */ virtual bool IsActive() = 0; - // TODO(etiennep): Clean up once all overrides are removed. - V8_DEPRECATED("Use !IsActive() instead.") - virtual bool IsCompleted() { return !IsActive(); } - /** * Returns true if associated with a Job and other methods may be called. * Returns false after Join() or Cancel() was called. This may return true @@ -240,10 +234,6 @@ class JobHandle { */ virtual bool IsValid() = 0; - // TODO(etiennep): Clean up once all overrides are removed. - V8_DEPRECATED("Use IsValid() instead.") - virtual bool IsRunning() { return IsValid(); } - /** * Returns true if job priority can be changed. */ @@ -272,10 +262,6 @@ class JobTask { * it must not call back any JobHandle methods. */ virtual size_t GetMaxConcurrency(size_t worker_count) const = 0; - - // TODO(1114823): Clean up once all overrides are removed. - V8_DEPRECATED("Use the version that takes |worker_count|.") - virtual size_t GetMaxConcurrency() const { return 0; } }; /** diff --git a/deps/v8/include/v8-profiler.h b/deps/v8/include/v8-profiler.h index 49ada0a7bf68e5..9a40cfcf307e1d 100644 --- a/deps/v8/include/v8-profiler.h +++ b/deps/v8/include/v8-profiler.h @@ -289,8 +289,8 @@ class V8_EXPORT CpuProfilingOptions { * interval, set via SetSamplingInterval(). If * zero, the sampling interval will be equal to * the profiler's sampling interval. - * \param filter_context Deprecated option to filter by context, currently a - * no-op. + * \param filter_context If specified, profiles will only contain frames + * using this context. Other frames will be elided. */ CpuProfilingOptions( CpuProfilingMode mode = kLeafNodeLineNumbers, @@ -304,9 +304,13 @@ class V8_EXPORT CpuProfilingOptions { private: friend class internal::CpuProfile; + bool has_filter_context() const { return !filter_context_.IsEmpty(); } + void* raw_filter_context() const; + CpuProfilingMode mode_; unsigned max_samples_; int sampling_interval_us_; + CopyablePersistentTraits::CopyablePersistent filter_context_; }; /** @@ -896,14 +900,6 @@ class V8_EXPORT HeapProfiler { * Takes a heap snapshot and returns it. */ const HeapSnapshot* TakeHeapSnapshot( - ActivityControl* control = nullptr, - ObjectNameResolver* global_object_name_resolver = nullptr, - bool treat_global_objects_as_roots = true); - - /** - * Takes a heap snapshot and returns it. - */ - const HeapSnapshot* TakeHeapSnapshotV8_92( ActivityControl* control = nullptr, ObjectNameResolver* global_object_name_resolver = nullptr, bool treat_global_objects_as_roots = true, diff --git a/deps/v8/include/v8-version.h b/deps/v8/include/v8-version.h index 1cf4d7e28448ce..213d8805b86087 100644 --- a/deps/v8/include/v8-version.h +++ b/deps/v8/include/v8-version.h @@ -9,9 +9,9 @@ // NOTE these macros are used by some of the tool scripts and the build // system so their names cannot be changed without changing the scripts. #define V8_MAJOR_VERSION 9 -#define V8_MINOR_VERSION 2 -#define V8_BUILD_NUMBER 230 -#define V8_PATCH_LEVEL 21 +#define V8_MINOR_VERSION 3 +#define V8_BUILD_NUMBER 345 +#define V8_PATCH_LEVEL 16 // Use 1 for candidates and 0 otherwise. // (Boolean macro values are not supported by all preprocessors.) diff --git a/deps/v8/include/v8.h b/deps/v8/include/v8.h index 101e3c8accfa07..28ee5e6b673ce8 100644 --- a/deps/v8/include/v8.h +++ b/deps/v8/include/v8.h @@ -50,6 +50,7 @@ class CFunction; class CallHandlerHelper; class Context; class CppHeap; +class CTypeInfo; class Data; class Date; class EscapableHandleScope; @@ -885,6 +886,8 @@ class TracedReferenceBase { std::memory_order_relaxed); } + V8_EXPORT void CheckValue() const; + // val_ points to a GlobalHandles node. internal::Address* val_ = nullptr; @@ -926,8 +929,18 @@ class BasicTracedReference : public TracedReferenceBase { const_cast&>(*this)); } - T* operator->() const { return reinterpret_cast(val_); } - T* operator*() const { return reinterpret_cast(val_); } + T* operator->() const { +#ifdef V8_ENABLE_CHECKS + CheckValue(); +#endif // V8_ENABLE_CHECKS + return reinterpret_cast(val_); + } + T* operator*() const { +#ifdef V8_ENABLE_CHECKS + CheckValue(); +#endif // V8_ENABLE_CHECKS + return reinterpret_cast(val_); + } private: enum DestructionMode { kWithDestructor, kWithoutDestructor }; @@ -1427,9 +1440,7 @@ class ScriptOriginOptions { */ class ScriptOrigin { public: -#if defined(_MSC_VER) && _MSC_VER >= 1910 /* Disable on VS2015 */ V8_DEPRECATE_SOON("Use constructor with primitive C++ types") -#endif V8_INLINE explicit ScriptOrigin( Local resource_name, Local resource_line_offset, Local resource_column_offset, @@ -1440,9 +1451,7 @@ class ScriptOrigin { Local is_wasm = Local(), Local is_module = Local(), Local host_defined_options = Local()); -#if defined(_MSC_VER) && _MSC_VER >= 1910 /* Disable on VS2015 */ V8_DEPRECATE_SOON("Use constructor that takes an isolate") -#endif V8_INLINE explicit ScriptOrigin( Local resource_name, int resource_line_offset = 0, int resource_column_offset = 0, @@ -1495,7 +1504,7 @@ class V8_EXPORT UnboundScript { */ Local +
@@ -19,6 +31,8 @@

Code Panel

+

Properties

+

Disassembly


     
Source Code

diff --git a/deps/v8/tools/system-analyzer/view/code-panel.mjs b/deps/v8/tools/system-analyzer/view/code-panel.mjs
index 34e4ad300e441e..793b31cde7db15 100644
--- a/deps/v8/tools/system-analyzer/view/code-panel.mjs
+++ b/deps/v8/tools/system-analyzer/view/code-panel.mjs
@@ -1,11 +1,14 @@
 // Copyright 2020 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-import {IcLogEntry} from '../log/ic.mjs';
-import {MapLogEntry} from '../log/map.mjs';
+import {SelectRelatedEvent} from './events.mjs';
+import {CollapsableElement, DOM, formatBytes, formatMicroSeconds} from './helper.mjs';
 
-import {FocusEvent, SelectionEvent, ToolTipEvent} from './events.mjs';
-import {CollapsableElement, delay, DOM, formatBytes, formatMicroSeconds} from './helper.mjs';
+const kRegisters = ['rsp', 'rbp', 'rax', 'rbx', 'rcx', 'rdx', 'rsi', 'rdi'];
+// Add Interpreter and x64 registers
+for (let i = 0; i < 14; i++) {
+  kRegisters.push(`r${i}`);
+}
 
 DOM.defineCustomElement('view/code-panel',
                         (templateText) =>
@@ -16,6 +19,11 @@ DOM.defineCustomElement('view/code-panel',
 
   constructor() {
     super(templateText);
+    this._codeSelectNode = this.$('#codeSelect');
+    this._disassemblyNode = this.$('#disassembly');
+    this._sourceNode = this.$('#sourceCode');
+    this._registerSelector = new RegisterSelector(this._disassemblyNode);
+
     this._codeSelectNode.onchange = this._handleSelectCode.bind(this);
     this.$('#selectedRelatedButton').onclick =
         this._handleSelectRelated.bind(this)
@@ -34,27 +42,52 @@ DOM.defineCustomElement('view/code-panel',
 
   set entry(entry) {
     this._entry = entry;
+    if (entry !== undefined) {
+      this.$('#properties').propertyDict = {
+        '__this__': entry,
+        functionName: entry.functionName,
+        size: formatBytes(entry.size),
+        creationTime: formatMicroSeconds(entry.time / 1000),
+        sourcePosition: entry.sourcePosition,
+        script: entry.script,
+        type: entry.type,
+        kind: entry.kindName,
+        variants: entry.variants.length > 1 ? entry.variants : undefined,
+      };
+    } else {
+      this.$('#properties').propertyDict = {};
+    }
     this.requestUpdate();
   }
 
-  get _disassemblyNode() {
-    return this.$('#disassembly');
-  }
-
-  get _sourceNode() {
-    return this.$('#sourceCode');
-  }
-
-  get _codeSelectNode() {
-    return this.$('#codeSelect');
-  }
-
   _update() {
     this._updateSelect();
-    this._disassemblyNode.innerText = this._entry?.disassemble ?? '';
+    this._formatDisassembly();
     this._sourceNode.innerText = this._entry?.source ?? '';
   }
 
+  _formatDisassembly() {
+    if (!this._entry?.code) {
+      this._disassemblyNode.innerText = '';
+      return;
+    }
+    const rawCode = this._entry?.code;
+    try {
+      this._disassemblyNode.innerText = rawCode;
+      let formattedCode = this._disassemblyNode.innerHTML;
+      for (let register of kRegisters) {
+        const button = `${register}`
+        formattedCode = formattedCode.replaceAll(register, button);
+      }
+      // Let's replace the base-address since it doesn't add any value.
+      // TODO
+      this._disassemblyNode.innerHTML = formattedCode;
+    } catch (e) {
+      console.error(e);
+      this._disassemblyNode.innerText = rawCode;
+    }
+  }
+
   _updateSelect() {
     const select = this._codeSelectNode;
     if (select.data === this._selectedEntries) return;
@@ -64,13 +97,19 @@ DOM.defineCustomElement('view/code-panel',
         this._selectedEntries.slice().sort((a, b) => a.time - b.time);
     for (const code of this._selectedEntries) {
       const option = DOM.element('option');
-      option.text =
-          `${code.name}(...) t=${formatMicroSeconds(code.time)} size=${
-              formatBytes(code.size)} script=${code.script?.toString()}`;
+      option.text = this._entrySummary(code);
       option.data = code;
       select.add(option);
     }
   }
+  _entrySummary(code) {
+    if (code.isBuiltinKind) {
+      return `${code.functionName}(...) t=${
+          formatMicroSeconds(code.time)} size=${formatBytes(code.size)}`;
+    }
+    return `${code.functionName}(...) t=${formatMicroSeconds(code.time)} size=${
+        formatBytes(code.size)} script=${code.script?.toString()}`;
+  }
 
   _handleSelectCode() {
     this.entry = this._codeSelectNode.selectedOptions[0].data;
@@ -80,4 +119,37 @@ DOM.defineCustomElement('view/code-panel',
     if (!this._entry) return;
     this.dispatchEvent(new SelectRelatedEvent(this._entry));
   }
-});
\ No newline at end of file
+});
+
+class RegisterSelector {
+  _currentRegister;
+  constructor(node) {
+    this._node = node;
+    this._node.onmousemove = this._handleDisassemblyMouseMove.bind(this);
+  }
+
+  _handleDisassemblyMouseMove(event) {
+    const target = event.target;
+    if (!target.classList.contains('register')) {
+      this._clear();
+      return;
+    };
+    this._select(target.innerText);
+  }
+
+  _clear() {
+    if (this._currentRegister == undefined) return;
+    for (let node of this._node.querySelectorAll('.register')) {
+      node.classList.remove('selected');
+    }
+  }
+
+  _select(register) {
+    if (register == this._currentRegister) return;
+    this._clear();
+    this._currentRegister = register;
+    for (let node of this._node.querySelectorAll(`.register.${register}`)) {
+      node.classList.add('selected');
+    }
+  }
+}
\ No newline at end of file
diff --git a/deps/v8/tools/system-analyzer/view/events.mjs b/deps/v8/tools/system-analyzer/view/events.mjs
index 4204973f8f2027..f91fd6ffe82e58 100644
--- a/deps/v8/tools/system-analyzer/view/events.mjs
+++ b/deps/v8/tools/system-analyzer/view/events.mjs
@@ -76,10 +76,10 @@ export class ToolTipEvent extends AppEvent {
 
   constructor(content, positionOrTargetNode) {
     super(ToolTipEvent.name);
-    this._content = content;
-    if (!positionOrTargetNode && !node) {
+    if (!positionOrTargetNode) {
       throw Error('Either provide a valid position or targetNode');
     }
+    this._content = content;
     this._positionOrTargetNode = positionOrTargetNode;
   }
 
diff --git a/deps/v8/tools/system-analyzer/view/helper.mjs b/deps/v8/tools/system-analyzer/view/helper.mjs
index 44da06ced4dfdc..a3d250091d7788 100644
--- a/deps/v8/tools/system-analyzer/view/helper.mjs
+++ b/deps/v8/tools/system-analyzer/view/helper.mjs
@@ -17,6 +17,7 @@ export class CSSColor {
     this._cache.set(name, color);
     return color;
   }
+
   static reset() {
     this._cache.clear();
   }
@@ -82,7 +83,7 @@ export class CSSColor {
     return this.list[index % this.list.length];
   }
 
-  static darken(hexColorString, amount = -40) {
+  static darken(hexColorString, amount = -50) {
     if (hexColorString[0] !== '#') {
       throw new Error(`Unsupported color: ${hexColorString}`);
     }
@@ -122,13 +123,45 @@ export class CSSColor {
 }
 
 export class DOM {
-  static element(type, classes) {
+  static element(type, options) {
     const node = document.createElement(type);
-    if (classes === undefined) return node;
+    if (options !== undefined) {
+      if (typeof options === 'string') {
+        // Old behaviour: options = class string
+        node.className = options;
+      } else if (Array.isArray(options)) {
+        // Old behaviour: options = class array
+        DOM.addClasses(node, options);
+      } else {
+        // New behaviour: options = attribute dict
+        for (const [key, value] of Object.entries(options)) {
+          if (key == 'className') {
+            node.className = value;
+          } else if (key == 'classList') {
+            node.classList = value;
+          } else if (key == 'textContent') {
+            node.textContent = value;
+          } else if (key == 'children') {
+            for (const child of value) {
+              node.appendChild(child);
+            }
+          } else {
+            node.setAttribute(key, value);
+          }
+        }
+      }
+    }
+    return node;
+  }
+
+  static addClasses(node, classes) {
+    const classList = node.classList;
     if (typeof classes === 'string') {
-      node.className = classes;
+      classList.add(classes);
     } else {
-      classes.forEach(cls => node.classList.add(cls));
+      for (let i = 0; i < classes.length; i++) {
+        classList.add(classes[i]);
+      }
     }
     return node;
   }
@@ -137,20 +170,27 @@ export class DOM {
     return document.createTextNode(string);
   }
 
-  static div(classes) {
-    return this.element('div', classes);
+  static button(label, clickHandler) {
+    const button = DOM.element('button');
+    button.innerText = label;
+    button.onclick = clickHandler;
+    return button;
+  }
+
+  static div(options) {
+    return this.element('div', options);
   }
 
-  static span(classes) {
-    return this.element('span', classes);
+  static span(options) {
+    return this.element('span', options);
   }
 
-  static table(classes) {
-    return this.element('table', classes);
+  static table(options) {
+    return this.element('table', options);
   }
 
-  static tbody(classes) {
-    return this.element('tbody', classes);
+  static tbody(options) {
+    return this.element('tbody', options);
   }
 
   static td(textOrNode, className) {
@@ -174,8 +214,17 @@ export class DOM {
     range.deleteContents();
   }
 
-  static defineCustomElement(path, generator) {
-    let name = path.substring(path.lastIndexOf('/') + 1, path.length);
+  static defineCustomElement(
+      path, nameOrGenerator, maybeGenerator = undefined) {
+    let generator = nameOrGenerator;
+    let name = nameOrGenerator;
+    if (typeof nameOrGenerator == 'function') {
+      console.assert(maybeGenerator === undefined);
+      name = path.substring(path.lastIndexOf('/') + 1, path.length);
+    } else {
+      console.assert(typeof nameOrGenerator == 'string');
+      generator = maybeGenerator;
+    }
     path = path + '-template.html';
     fetch(path)
         .then(stream => stream.text())
@@ -185,6 +234,27 @@ export class DOM {
   }
 }
 
+const SVGNamespace = 'http://www.w3.org/2000/svg';
+export class SVG {
+  static element(type, classes) {
+    const node = document.createElementNS(SVGNamespace, type);
+    if (classes !== undefined) DOM.addClasses(node, classes);
+    return node;
+  }
+
+  static svg(classes) {
+    return this.element('svg', classes);
+  }
+
+  static rect(classes) {
+    return this.element('rect', classes);
+  }
+
+  static g(classes) {
+    return this.element('g', classes);
+  }
+}
+
 export function $(id) {
   return document.querySelector(id)
 }
@@ -233,31 +303,42 @@ export class CollapsableElement extends V8CustomElement {
   constructor(templateText) {
     super(templateText);
     this._hasPendingUpdate = false;
-    this._closer.onclick = _ => this.tryUpdateOnVisibilityChange();
+    this._closer.onclick = _ => this._requestUpdateIfVisible();
   }
 
   get _closer() {
     return this.$('#closer');
   }
 
-  _contentIsVisible() {
+  get _contentIsVisible() {
     return !this._closer.checked;
   }
 
+  hide() {
+    if (this._contentIsVisible) {
+      this._closer.checked = true;
+      this._requestUpdateIfVisible();
+    }
+    this.scrollIntoView();
+  }
+
+  show() {
+    if (!this._contentIsVisible) {
+      this._closer.checked = false;
+      this._requestUpdateIfVisible();
+    }
+    this.scrollIntoView();
+  }
+
   requestUpdate(useAnimation = false) {
     // A pending update will be resolved later, no need to try again.
     if (this._hasPendingUpdate) return;
     this._hasPendingUpdate = true;
-    this.requestUpdateIfVisible(useAnimation);
-  }
-
-  tryUpdateOnVisibilityChange() {
-    if (!this._hasPendingUpdate) return;
-    this.requestUpdateIfVisible(true);
+    this._requestUpdateIfVisible(useAnimation);
   }
 
-  requestUpdateIfVisible(useAnimation) {
-    if (!this._contentIsVisible()) return;
+  _requestUpdateIfVisible(useAnimation = true) {
+    if (!this._contentIsVisible) return;
     return super.requestUpdate(useAnimation);
   }
 
@@ -267,6 +348,43 @@ export class CollapsableElement extends V8CustomElement {
   }
 }
 
+export class ExpandableText {
+  constructor(node, string, limit = 200) {
+    this._node = node;
+    this._string = string;
+    this._delta = limit / 2;
+    this._start = 0;
+    this._end = string.length;
+    this._button = this._createExpandButton();
+    this.expand();
+  }
+
+  _createExpandButton() {
+    const button = DOM.element('button');
+    button.innerText = '...';
+    button.onclick = (e) => {
+      e.stopImmediatePropagation();
+      this.expand()
+    };
+    return button;
+  }
+
+  expand() {
+    DOM.removeAllChildren(this._node);
+    this._start = this._start + this._delta;
+    this._end = this._end - this._delta;
+    if (this._start >= this._end) {
+      this._node.innerText = this._string;
+      this._button.onclick = undefined;
+      return;
+    }
+    this._node.appendChild(DOM.text(this._string.substring(0, this._start)));
+    this._node.appendChild(this._button);
+    this._node.appendChild(
+        DOM.text(this._string.substring(this._end, this._string.length)));
+  }
+}
+
 export class Chunked {
   constructor(iterable, limit) {
     this._iterator = iterable[Symbol.iterator]();
@@ -340,8 +458,8 @@ export function gradientStopsFromGroups(
   const stops = [];
   for (let group of groups) {
     const color = colorFn(group.key);
-    increment += group.count;
-    let height = (increment / totalLength * kMaxHeight) | 0;
+    increment += group.length;
+    const height = (increment / totalLength * kMaxHeight) | 0;
     stops.push(`${color} ${lastHeight}${kUnit} ${height}${kUnit}`)
     lastHeight = height;
   }
diff --git a/deps/v8/tools/system-analyzer/view/list-panel.mjs b/deps/v8/tools/system-analyzer/view/list-panel.mjs
index bc3b2f89d58392..495aaae0591197 100644
--- a/deps/v8/tools/system-analyzer/view/list-panel.mjs
+++ b/deps/v8/tools/system-analyzer/view/list-panel.mjs
@@ -2,8 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import {Script, SourcePosition} from '../../profile.mjs';
-import {LogEntry} from '../log/log.mjs';
+import {App} from '../index.mjs'
 
 import {FocusEvent, ToolTipEvent} from './events.mjs';
 import {groupBy, LazyTable} from './helper.mjs';
@@ -128,8 +127,7 @@ DOM.defineCustomElement('view/list-panel',
 
   _logEntryMouseOverHandler(e) {
     const group = e.currentTarget.group;
-    this.dispatchEvent(
-        new ToolTipEvent(group.key.toStringLong(), e.currentTarget));
+    this.dispatchEvent(new ToolTipEvent(group.key, e.currentTarget));
   }
 
   _handleDetailsClick(event) {
@@ -178,7 +176,7 @@ DOM.defineCustomElement('view/list-panel',
   _render(groups, table) {
     let last;
     new LazyTable(table, groups, group => {
-      if (last && last.count < group.count) {
+      if (last && last.count < group.length) {
         console.log(last, group);
       }
       last = group;
@@ -187,9 +185,9 @@ DOM.defineCustomElement('view/list-panel',
       const details = tr.appendChild(DOM.td('', 'toggle'));
       details.onclick = this._detailsClickHandler;
       tr.appendChild(DOM.td(`${group.percent.toFixed(2)}%`, 'percentage'));
-      tr.appendChild(DOM.td(group.count, 'count'));
-      const valueTd = tr.appendChild(DOM.td(`${group.key}`, 'key'));
-      if (this._isClickable(group.key)) {
+      tr.appendChild(DOM.td(group.length, 'count'));
+      const valueTd = tr.appendChild(DOM.td(group.key?.toString(), 'key'));
+      if (App.isClickable(group.key)) {
         tr.onclick = this._logEntryClickHandler;
         tr.onmouseover = this._logEntryMouseOverHandler;
         valueTd.classList.add('clickable');
@@ -197,12 +195,4 @@ DOM.defineCustomElement('view/list-panel',
       return tr;
     }, 10);
   }
-
-  _isClickable(object) {
-    if (typeof object !== 'object') return false;
-    if (object instanceof LogEntry) return true;
-    if (object instanceof SourcePosition) return true;
-    if (object instanceof Script) return true;
-    return false;
-  }
 });
diff --git a/deps/v8/tools/system-analyzer/view/log-file-reader-template.html b/deps/v8/tools/system-analyzer/view/log-file-reader-template.html
index 478e08129c70fd..68403300e30b8f 100644
--- a/deps/v8/tools/system-analyzer/view/log-file-reader-template.html
+++ b/deps/v8/tools/system-analyzer/view/log-file-reader-template.html
@@ -14,15 +14,14 @@
     transition: all 0.5s ease-in-out;
     background-color: var(--surface-color);
   }
-  
+
   #fileReader:hover {
     background-color: var(--primary-color);
     color: var(--on-primary-color);
   }
 
   .done #fileReader{
-    height: 20px;
-    line-height: 20px;
+    display: none;
   }
 
   .fail #fileReader {
@@ -51,6 +50,7 @@
     height: 100%;
     background-color: var(--file-reader-background-color);
   }
+
   #spinner {
     position: absolute;
     width: 100px;
@@ -64,6 +64,10 @@
     animation: spin 1s ease-in-out infinite;
   }
 
+  #label {
+    user-select: none;
+  }
+
   @keyframes spin {
     0% {
       transform: rotate(0deg);
diff --git a/deps/v8/tools/system-analyzer/view/log-file-reader.mjs b/deps/v8/tools/system-analyzer/view/log-file-reader.mjs
index fd935f2f836353..5edb90d2fca567 100644
--- a/deps/v8/tools/system-analyzer/view/log-file-reader.mjs
+++ b/deps/v8/tools/system-analyzer/view/log-file-reader.mjs
@@ -1,6 +1,7 @@
 // Copyright 2020 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
+import {delay} from '../helper.mjs';
 import {DOM, V8CustomElement} from './helper.mjs';
 
 DOM.defineCustomElement('view/log-file-reader',
@@ -65,20 +66,45 @@ DOM.defineCustomElement('view/log-file-reader',
     }
     this.fileReader.blur();
     this.root.className = 'loading';
-    const reader = new FileReader();
-    reader.onload = (e) => this.handleFileLoad(e, file);
     // Delay the loading a bit to allow for CSS animations to happen.
-    setTimeout(() => reader.readAsText(file), 0);
+    window.requestAnimationFrame(() => this.asyncReadFile(file));
   }
 
-  handleFileLoad(e, file) {
-    const chunk = e.target.result;
+  async asyncReadFile(file) {
+    const decoder = globalThis.TextDecoderStream;
+    if (decoder) {
+      await this._streamFile(file, decoder);
+    } else {
+      await this._readFullFile(file);
+    }
     this._updateLabel(`Finished loading '${file.name}'.`);
-    this.dispatchEvent(new CustomEvent('fileuploadend', {
+    this.dispatchEvent(
+        new CustomEvent('fileuploadend', {bubbles: true, composed: true}));
+    this.root.className = 'done';
+  }
+
+  async _readFullFile(file) {
+    const text = await file.text();
+    this._handleFileChunk(text)
+  }
+
+  async _streamFile(file, decoder) {
+    const stream = file.stream().pipeThrough(new decoder());
+    const reader = stream.getReader();
+    let chunk, readerDone;
+    do {
+      const readResult = await reader.read();
+      chunk = readResult.value;
+      readerDone = readResult.done;
+      if (chunk) this._handleFileChunk(chunk);
+    } while (!readerDone);
+  }
+
+  _handleFileChunk(chunk) {
+    this.dispatchEvent(new CustomEvent('fileuploadchunk', {
       bubbles: true,
       composed: true,
       detail: chunk,
     }));
-    this.root.className = 'done';
   }
 });
diff --git a/deps/v8/tools/system-analyzer/view/map-panel/map-details-template.html b/deps/v8/tools/system-analyzer/view/map-panel/map-details-template.html
index b109d4c8ac7bbb..83cdd059ac113b 100644
--- a/deps/v8/tools/system-analyzer/view/map-panel/map-details-template.html
+++ b/deps/v8/tools/system-analyzer/view/map-panel/map-details-template.html
@@ -15,5 +15,5 @@
     white-space: pre;
   }
 
-

+

 

diff --git a/deps/v8/tools/system-analyzer/view/map-panel/map-details.mjs b/deps/v8/tools/system-analyzer/view/map-panel/map-details.mjs
index a8ea27e2e4e147..505c24cf8d352f 100644
--- a/deps/v8/tools/system-analyzer/view/map-panel/map-details.mjs
+++ b/deps/v8/tools/system-analyzer/view/map-panel/map-details.mjs
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 import {FocusEvent} from '../events.mjs';
+import {ExpandableText} from '../helper.mjs';
 import {DOM, V8CustomElement} from '../helper.mjs';
 
 DOM.defineCustomElement(
@@ -11,15 +12,14 @@ DOM.defineCustomElement(
 
       constructor() {
         super(templateText);
-        this._filePositionNode.onclick = e => this._handleFilePositionClick(e);
       }
 
       get _mapDetails() {
         return this.$('#mapDetails');
       }
 
-      get _filePositionNode() {
-        return this.$('#filePositionNode');
+      get _mapProperties() {
+        return this.$('#mapProperties');
       }
 
       set map(map) {
@@ -29,19 +29,32 @@ DOM.defineCustomElement(
       }
 
       _update() {
-        let details = '';
-        let clickableDetails = '';
+        this._mapProperties.innerText = '';
         if (this._map) {
-          clickableDetails = `ID: ${this._map.id}`;
-          clickableDetails += `\nSource location: ${this._map.filePosition}`;
-          details = this._map.description;
+          let clickableDetailsTable = DOM.table('properties');
+
+          {
+            const row = clickableDetailsTable.insertRow();
+            row.insertCell().innerText = 'ID';
+            row.insertCell().innerText = `${this._map.id}`;
+          }
+          {
+            const row = clickableDetailsTable.insertRow();
+            row.insertCell().innerText = 'Source location';
+            const sourceLocation = row.insertCell();
+            new ExpandableText(sourceLocation, `${this._map.sourcePosition}`);
+            sourceLocation.className = 'clickable';
+            sourceLocation.onclick = e => this._handleSourcePositionClick(e);
+          }
+
+          this._mapProperties.appendChild(clickableDetailsTable);
+          this._mapDetails.innerText = this._map.description;
+        } else {
+          this._mapDetails.innerText = '';
         }
-        this._filePositionNode.innerText = clickableDetails;
-        this._filePositionNode.classList.add('clickable');
-        this._mapDetails.innerText = details;
       }
 
-      _handleFilePositionClick(event) {
+      _handleSourcePositionClick(event) {
         this.dispatchEvent(new FocusEvent(this._map.sourcePosition));
       }
     });
diff --git a/deps/v8/tools/system-analyzer/view/map-panel/map-transitions.mjs b/deps/v8/tools/system-analyzer/view/map-panel/map-transitions.mjs
index fbe78f91563ce7..95d6b0371f6cd8 100644
--- a/deps/v8/tools/system-analyzer/view/map-panel/map-transitions.mjs
+++ b/deps/v8/tools/system-analyzer/view/map-panel/map-transitions.mjs
@@ -5,177 +5,177 @@ import {FocusEvent, SelectRelatedEvent, ToolTipEvent} from '../events.mjs';
 import {CSSColor} from '../helper.mjs';
 import {DOM, V8CustomElement} from '../helper.mjs';
 
-DOM.defineCustomElement(
-    './view/map-panel/map-transitions',
-    (templateText) => class MapTransitions extends V8CustomElement {
-      _timeline;
-      _map;
-      _edgeToColor = new Map();
-      _selectedLogEntries;
-      _displayedMapsInTree;
-      _toggleSubtreeHandler = this._handleToggleSubtree.bind(this);
-      _mapClickHandler = this._handleMapClick.bind(this);
-      _mapDoubleClickHandler = this._handleMapDoubleClick.bind(this);
-      _mouseoverMapHandler = this._handleMouseoverMap.bind(this);
-
-      constructor() {
-        super(templateText);
-        this.currentNode = this.transitionView;
-      }
-
-      get transitionView() {
-        return this.$('#transitionView');
-      }
-
-      set timeline(timeline) {
-        this._timeline = timeline;
-        this._edgeToColor.clear();
-        timeline.getBreakdown().forEach(breakdown => {
-          this._edgeToColor.set(breakdown.key, CSSColor.at(breakdown.id));
-        });
-      }
-
-      set selectedLogEntries(list) {
-        this._selectedLogEntries = list;
-        this.requestUpdate();
-      }
-
-      _update() {
-        this.transitionView.style.display = 'none';
-        DOM.removeAllChildren(this.transitionView);
-        if (this._selectedLogEntries.length == 0) return;
-        this._displayedMapsInTree = new Set();
-        // Limit view to 200 maps for performance reasons.
-        this._selectedLogEntries.slice(0, 200).forEach(
-            (map) => this._addMapAndParentTransitions(map));
-        this._displayedMapsInTree = undefined;
-        this.transitionView.style.display = '';
-      }
-
-      _addMapAndParentTransitions(map) {
-        if (map === undefined) return;
-        if (this._displayedMapsInTree.has(map)) return;
-        this._displayedMapsInTree.add(map);
-        this.currentNode = this.transitionView;
-        let parents = map.getParents();
-        if (parents.length > 0) {
-          this._addTransitionTo(parents.pop());
-          parents.reverse().forEach((each) => this._addTransitionTo(each));
-        }
-        let mapNode = this._addSubtransitions(map);
-        // Mark and show the selected map.
-        mapNode.classList.add('selected');
-        if (this.selectedMap == map) {
-          setTimeout(
-              () => mapNode.scrollIntoView({
-                behavior: 'smooth',
-                block: 'nearest',
-                inline: 'nearest',
-              }),
-              1);
-        }
-      }
-
-      _addSubtransitions(map) {
-        let mapNode = this._addTransitionTo(map);
-        // Draw outgoing linear transition line.
-        let current = map;
-        while (current.children.length == 1) {
-          current = current.children[0].to;
-          this._addTransitionTo(current);
-        }
-        return mapNode;
-      }
-
-      _addTransitionEdge(map) {
-        let classes = ['transitionEdge'];
-        let edge = DOM.div(classes);
-        edge.style.backgroundColor = this._edgeToColor.get(map.edge.type);
-        let labelNode = DOM.div('transitionLabel');
-        labelNode.innerText = map.edge.toString();
-        edge.appendChild(labelNode);
-        return edge;
-      }
-
-      _addTransitionTo(map) {
-        // transition[ transitions[ transition[...], transition[...], ...]];
-        this._displayedMapsInTree?.add(map);
-        let transition = DOM.div('transition');
-        if (map.isDeprecated()) transition.classList.add('deprecated');
-        if (map.edge) {
-          transition.appendChild(this._addTransitionEdge(map));
-        }
-        let mapNode = this._addMapNode(map);
-        transition.appendChild(mapNode);
-
-        let subtree = DOM.div('transitions');
-        transition.appendChild(subtree);
-
-        this.currentNode.appendChild(transition);
-        this.currentNode = subtree;
-
-        return mapNode;
-      }
-
-      _addMapNode(map) {
-        let node = DOM.div('map');
-        if (map.edge)
-          node.style.backgroundColor = this._edgeToColor.get(map.edge.type);
-        node.map = map;
-        node.onclick = this._mapClickHandler
-        node.ondblclick = this._mapDoubleClickHandler
-        node.onmouseover = this._mouseoverMapHandler
-        if (map.children.length > 1) {
-          node.innerText = map.children.length;
-          const showSubtree = DOM.div('showSubtransitions');
-          showSubtree.onclick = this._toggleSubtreeHandler
-          node.appendChild(showSubtree);
-        }
-        else if (map.children.length == 0) {
-          node.innerHTML = '●';
-        }
-        this.currentNode.appendChild(node);
-        return node;
-      }
-
-      _handleMapClick(event) {
-        const map = event.currentTarget.map;
-        this.dispatchEvent(new FocusEvent(map));
-      }
-
-      _handleMapDoubleClick(event) {
-        this.dispatchEvent(new SelectRelatedEvent(event.currentTarget.map));
-      }
-
-      _handleMouseoverMap(event) {
-        this.dispatchEvent(new ToolTipEvent(
-            event.currentTarget.map.toStringLong(), event.currentTarget));
-      }
-
-      _handleToggleSubtree(event) {
-        event.preventDefault();
-        const node = event.currentTarget.parentElement;
-        let map = node.map;
-        event.target.classList.toggle('opened');
-        let transitionsNode = node.parentElement.querySelector('.transitions');
-        let subtransitionNodes = transitionsNode.children;
-        if (subtransitionNodes.length <= 1) {
-          // Add subtransitions except the one that's already shown.
-          let visibleTransitionMap = subtransitionNodes.length == 1 ?
-              transitionsNode.querySelector('.map').map :
-              undefined;
-          map.children.forEach((edge) => {
-            if (edge.to != visibleTransitionMap) {
-              this.currentNode = transitionsNode;
-              this._addSubtransitions(edge.to);
-            }
-          });
-        } else {
-          // remove all but the first (currently selected) subtransition
-          for (let i = subtransitionNodes.length - 1; i > 0; i--) {
-            transitionsNode.removeChild(subtransitionNodes[i]);
-          }
+DOM.defineCustomElement('./view/map-panel/map-transitions',
+                        (templateText) =>
+                            class MapTransitions extends V8CustomElement {
+  _timeline;
+  _map;
+  _edgeToColor = new Map();
+  _selectedLogEntries;
+  _displayedMapsInTree;
+  _toggleSubtreeHandler = this._handleToggleSubtree.bind(this);
+  _mapClickHandler = this._handleMapClick.bind(this);
+  _mapDoubleClickHandler = this._handleMapDoubleClick.bind(this);
+  _mouseoverMapHandler = this._handleMouseoverMap.bind(this);
+
+  constructor() {
+    super(templateText);
+    this.currentNode = this.transitionView;
+  }
+
+  get transitionView() {
+    return this.$('#transitionView');
+  }
+
+  set timeline(timeline) {
+    this._timeline = timeline;
+    this._edgeToColor.clear();
+    timeline.getBreakdown().forEach(breakdown => {
+      this._edgeToColor.set(breakdown.key, CSSColor.at(breakdown.id));
+    });
+  }
+
+  set selectedLogEntries(list) {
+    this._selectedLogEntries = list;
+    this.requestUpdate();
+  }
+
+  _update() {
+    this.transitionView.style.display = 'none';
+    DOM.removeAllChildren(this.transitionView);
+    if (this._selectedLogEntries.length == 0) return;
+    this._displayedMapsInTree = new Set();
+    // Limit view to 200 maps for performance reasons.
+    this._selectedLogEntries.slice(0, 200).forEach(
+        (map) => this._addMapAndParentTransitions(map));
+    this._displayedMapsInTree = undefined;
+    this.transitionView.style.display = '';
+  }
+
+  _addMapAndParentTransitions(map) {
+    if (map === undefined) return;
+    if (this._displayedMapsInTree.has(map)) return;
+    this._displayedMapsInTree.add(map);
+    this.currentNode = this.transitionView;
+    let parents = map.getParents();
+    if (parents.length > 0) {
+      this._addTransitionTo(parents.pop());
+      parents.reverse().forEach((each) => this._addTransitionTo(each));
+    }
+    let mapNode = this._addSubtransitions(map);
+    // Mark and show the selected map.
+    mapNode.classList.add('selected');
+    if (this.selectedMap == map) {
+      setTimeout(
+          () => mapNode.scrollIntoView({
+            behavior: 'smooth',
+            block: 'nearest',
+            inline: 'nearest',
+          }),
+          1);
+    }
+  }
+
+  _addSubtransitions(map) {
+    let mapNode = this._addTransitionTo(map);
+    // Draw outgoing linear transition line.
+    let current = map;
+    while (current.children.length == 1) {
+      current = current.children[0].to;
+      this._addTransitionTo(current);
+    }
+    return mapNode;
+  }
+
+  _addTransitionEdge(map) {
+    let classes = ['transitionEdge'];
+    let edge = DOM.div(classes);
+    edge.style.backgroundColor = this._edgeToColor.get(map.edge.type);
+    let labelNode = DOM.div('transitionLabel');
+    labelNode.innerText = map.edge.toString();
+    edge.appendChild(labelNode);
+    return edge;
+  }
+
+  _addTransitionTo(map) {
+    // transition[ transitions[ transition[...], transition[...], ...]];
+    this._displayedMapsInTree?.add(map);
+    let transition = DOM.div('transition');
+    if (map.isDeprecated()) transition.classList.add('deprecated');
+    if (map.edge) {
+      transition.appendChild(this._addTransitionEdge(map));
+    }
+    let mapNode = this._addMapNode(map);
+    transition.appendChild(mapNode);
+
+    let subtree = DOM.div('transitions');
+    transition.appendChild(subtree);
+
+    this.currentNode.appendChild(transition);
+    this.currentNode = subtree;
+
+    return mapNode;
+  }
+
+  _addMapNode(map) {
+    let node = DOM.div('map');
+    if (map.edge)
+      node.style.backgroundColor = this._edgeToColor.get(map.edge.type);
+    node.map = map;
+    node.onclick = this._mapClickHandler
+    node.ondblclick = this._mapDoubleClickHandler
+    node.onmouseover = this._mouseoverMapHandler
+    if (map.children.length > 1) {
+      node.innerText = map.children.length;
+      const showSubtree = DOM.div('showSubtransitions');
+      showSubtree.onclick = this._toggleSubtreeHandler
+      node.appendChild(showSubtree);
+    }
+    else if (map.children.length == 0) {
+      node.innerHTML = '●';
+    }
+    this.currentNode.appendChild(node);
+    return node;
+  }
+
+  _handleMapClick(event) {
+    const map = event.currentTarget.map;
+    this.dispatchEvent(new FocusEvent(map));
+  }
+
+  _handleMapDoubleClick(event) {
+    this.dispatchEvent(new SelectRelatedEvent(event.currentTarget.map));
+  }
+
+  _handleMouseoverMap(event) {
+    this.dispatchEvent(
+        new ToolTipEvent(event.currentTarget.map, event.currentTarget));
+  }
+
+  _handleToggleSubtree(event) {
+    event.stopImmediatePropagation();
+    const node = event.currentTarget.parentElement;
+    const map = node.map;
+    event.target.classList.toggle('opened');
+    const transitionsNode = node.parentElement.querySelector('.transitions');
+    const subtransitionNodes = transitionsNode.children;
+    if (subtransitionNodes.length <= 1) {
+      // Add subtransitions except the one that's already shown.
+      let visibleTransitionMap = subtransitionNodes.length == 1 ?
+          transitionsNode.querySelector('.map').map :
+          undefined;
+      map.children.forEach((edge) => {
+        if (edge.to != visibleTransitionMap) {
+          this.currentNode = transitionsNode;
+          this._addSubtransitions(edge.to);
         }
-        return false;
+      });
+    } else {
+      // remove all but the first (currently selected) subtransition
+      for (let i = subtransitionNodes.length - 1; i > 0; i--) {
+        transitionsNode.removeChild(subtransitionNodes[i]);
       }
-    });
+    }
+    return false;
+  }
+});
diff --git a/deps/v8/tools/system-analyzer/view/property-link-table-template.html b/deps/v8/tools/system-analyzer/view/property-link-table-template.html
new file mode 100644
index 00000000000000..85f2cdc178caae
--- /dev/null
+++ b/deps/v8/tools/system-analyzer/view/property-link-table-template.html
@@ -0,0 +1,39 @@
+
+
+  
+
+
+
+
+

+  

+

\ No newline at end of file
diff --git a/deps/v8/tools/system-analyzer/view/property-link-table.mjs b/deps/v8/tools/system-analyzer/view/property-link-table.mjs
new file mode 100644
index 00000000000000..d2e2dce60bdb92
--- /dev/null
+++ b/deps/v8/tools/system-analyzer/view/property-link-table.mjs
@@ -0,0 +1,122 @@
+// Copyright 2021 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import {App} from '../index.mjs'
+import {FocusEvent} from './events.mjs';
+import {DOM, ExpandableText, V8CustomElement} from './helper.mjs';
+
+DOM.defineCustomElement(
+    'view/property-link-table',
+    template => class PropertyLinkTable extends V8CustomElement {
+      _instance;
+      _propertyDict;
+      _instanceLinkButtons = false;
+      _logEntryClickHandler = this._handleLogEntryClick.bind(this);
+      _logEntryRelatedHandler = this._handleLogEntryRelated.bind(this);
+      _arrayValueSelectHandler = this._handleArrayValueSelect.bind(this);
+
+      constructor() {
+        super(template);
+      }
+
+      set instanceLinkButtons(newValue) {
+        this._instanceLinkButtons = newValue;
+      }
+
+      set propertyDict(propertyDict) {
+        if (this._propertyDict === propertyDict) return;
+        this._propertyDict = propertyDict;
+        this.requestUpdate();
+      }
+
+      _update() {
+        this._fragment = new DocumentFragment();
+        this._table = DOM.table('properties');
+        for (let key in this._propertyDict) {
+          const value = this._propertyDict[key];
+          this._addKeyValue(key, value);
+        }
+        this._addFooter();
+        this._fragment.appendChild(this._table);
+
+        const newContent = DOM.div();
+        newContent.appendChild(this._fragment);
+        this.$('#content').replaceWith(newContent);
+        newContent.id = 'content';
+        this._fragment = undefined;
+      }
+
+      _addKeyValue(key, value) {
+        if (key == 'title') {
+          this._addTitle(value);
+          return;
+        }
+        if (key == '__this__') {
+          this._instance = value;
+          return;
+        }
+        const row = this._table.insertRow();
+        row.insertCell().innerText = key;
+        const cell = row.insertCell();
+        if (value == undefined) return;
+        if (Array.isArray(value)) {
+          cell.appendChild(this._addArrayValue(value));
+          return;
+        }
+        if (App.isClickable(value)) {
+          cell.className = 'clickable';
+          cell.onclick = this._logEntryClickHandler;
+          cell.data = value;
+        }
+        new ExpandableText(cell, value.toString());
+      }
+
+      _addArrayValue(array) {
+        if (array.length == 0) {
+          return DOM.text('empty');
+        } else if (array.length > 200) {
+          return DOM.text(`${array.length} items`);
+        }
+        const select = DOM.element('select');
+        select.onchange = this._arrayValueSelectHandler;
+        for (let value of array) {
+          const option = DOM.element('option');
+          option.innerText = value.toString();
+          option.data = value;
+          select.add(option);
+        }
+        return select;
+      }
+
+      _addTitle(value) {
+        const title = DOM.element('h3');
+        title.innerText = value;
+        this._fragment.appendChild(title);
+      }
+
+      _addFooter() {
+        if (this._instance === undefined) return;
+        if (!this._instanceLinkButtons) return;
+        const td = this._table.createTFoot().insertRow().insertCell();
+        td.colSpan = 2;
+        let showButton =
+            td.appendChild(DOM.button('Show', this._logEntryClickHandler));
+        showButton.data = this._instance;
+        let showRelatedButton = td.appendChild(
+            DOM.button('Show Related', this._logEntryRelatedClickHandler));
+        showRelatedButton.data = this._instance;
+      }
+
+      _handleArrayValueSelect(event) {
+        const logEntry = event.currentTarget.selectedOptions[0].data;
+        this.dispatchEvent(new FocusEvent(logEntry));
+      }
+      _handleLogEntryClick(event) {
+        this.dispatchEvent(new FocusEvent(event.currentTarget.data));
+      }
+
+      _handleLogEntryRelated(event) {
+        this.dispatchEvent(new SelectRelatedEvent(event.currentTarget.data));
+      }
+    });
diff --git a/deps/v8/tools/system-analyzer/view/script-panel-template.html b/deps/v8/tools/system-analyzer/view/script-panel-template.html
index ab5c3f95f35279..de3150366a5f6b 100644
--- a/deps/v8/tools/system-analyzer/view/script-panel-template.html
+++ b/deps/v8/tools/system-analyzer/view/script-panel-template.html
@@ -10,10 +10,6 @@
     font-family: Consolas, monospace;
   }
 
-  .scriptNode:before {
-    counter-reset: sourceLineCounter;
-  }
-
   .scriptNode span {
     counter-increment: sourceLineCounter 1;
     text-indent: -3.5em;
diff --git a/deps/v8/tools/system-analyzer/view/script-panel.mjs b/deps/v8/tools/system-analyzer/view/script-panel.mjs
index 6f5befcc16073b..23b4c03ec5b145 100644
--- a/deps/v8/tools/system-analyzer/view/script-panel.mjs
+++ b/deps/v8/tools/system-analyzer/view/script-panel.mjs
@@ -1,17 +1,21 @@
 // Copyright 2020 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-import {groupBy} from '../helper.mjs';
+import {defer, groupBy} from '../helper.mjs';
 import {App} from '../index.mjs'
 
 import {SelectRelatedEvent, ToolTipEvent} from './events.mjs';
 import {CollapsableElement, CSSColor, delay, DOM, formatBytes, gradientStopsFromGroups} from './helper.mjs';
 
+// A source mapping proxy for source maps that don't have CORS headers.
+// TODO(leszeks): Make this configurable.
+const sourceMapFetchPrefix = 'http://localhost:8080/';
+
 DOM.defineCustomElement('view/script-panel',
                         (templateText) =>
                             class SourcePanel extends CollapsableElement {
   _selectedSourcePositions = [];
-  _sourcePositionsToMarkNodes = [];
+  _sourcePositionsToMarkNodesPromise = Promise.resolve([]);
   _scripts = [];
   _script;
 
@@ -34,8 +38,13 @@ DOM.defineCustomElement('view/script-panel',
   set script(script) {
     if (this._script === script) return;
     this._script = script;
-    this._renderSourcePanel();
-    this._updateScriptDropdownSelection();
+    script.ensureSourceMapCalculated(sourceMapFetchPrefix);
+    this._sourcePositionsToMarkNodesPromise = defer();
+    this.requestUpdate();
+  }
+
+  set focusedSourcePositions(sourcePositions) {
+    this.selectedSourcePositions = sourcePositions;
   }
 
   set selectedSourcePositions(sourcePositions) {
@@ -45,10 +54,6 @@ DOM.defineCustomElement('view/script-panel',
     this._focusSelectedMarkers();
   }
 
-  set focusedSourcePositions(sourcePositions) {
-    this.selectedSourcePositions = sourcePositions;
-  }
-
   set scripts(scripts) {
     this._scripts = scripts;
     this._initializeScriptDropdown();
@@ -58,8 +63,13 @@ DOM.defineCustomElement('view/script-panel',
     return this.$('#script-dropdown');
   }
 
+  _update() {
+    this._renderSourcePanel();
+    this._updateScriptDropdownSelection();
+  }
+
   _initializeScriptDropdown() {
-    this._scripts.sort((a, b) => a.name.localeCompare(b.name));
+    this._scripts.sort((a, b) => a.name?.localeCompare(b.name) ?? 0);
     let select = this.scriptDropdown;
     select.options.length = 0;
     for (const script of this._scripts) {
@@ -70,6 +80,7 @@ DOM.defineCustomElement('view/script-panel',
       select.add(option);
     }
   }
+
   _updateScriptDropdownSelection() {
     this.scriptDropdown.selectedIndex =
         this._script ? this._scripts.indexOf(this._script) : -1;
@@ -77,15 +88,19 @@ DOM.defineCustomElement('view/script-panel',
 
   async _renderSourcePanel() {
     let scriptNode;
-    if (this._script) {
+    const script = this._script;
+    if (script) {
       await delay(1);
+      if (script != this._script) return;
       const builder = new LineBuilder(this, this._script);
-      scriptNode = builder.createScriptNode();
-      this._sourcePositionsToMarkNodes = builder.sourcePositionToMarkers;
+      scriptNode = await builder.createScriptNode(this._script.startLine);
+      if (script != this._script) return;
+      this._sourcePositionsToMarkNodesPromise.resolve(
+          builder.sourcePositionToMarkers);
     } else {
       scriptNode = DOM.div();
       this._selectedMarkNodes = undefined;
-      this._sourcePositionsToMarkNodes = new Map();
+      this._sourcePositionsToMarkNodesPromise.resolve(new Map());
     }
     const oldScriptNode = this.script.childNodes[1];
     this.script.replaceChild(scriptNode, oldScriptNode);
@@ -93,22 +108,24 @@ DOM.defineCustomElement('view/script-panel',
 
   async _focusSelectedMarkers() {
     await delay(100);
+    const sourcePositionsToMarkNodes =
+        await this._sourcePositionsToMarkNodesPromise;
     // Remove all marked nodes.
-    for (let markNode of this._sourcePositionsToMarkNodes.values()) {
+    for (let markNode of sourcePositionsToMarkNodes.values()) {
       markNode.className = '';
     }
     for (let sourcePosition of this._selectedSourcePositions) {
       if (sourcePosition.script !== this._script) continue;
-      this._sourcePositionsToMarkNodes.get(sourcePosition).className = 'marked';
+      sourcePositionsToMarkNodes.get(sourcePosition).className = 'marked';
     }
-    this._scrollToFirstSourcePosition()
+    this._scrollToFirstSourcePosition(sourcePositionsToMarkNodes)
   }
 
-  _scrollToFirstSourcePosition() {
+  _scrollToFirstSourcePosition(sourcePositionsToMarkNodes) {
     const sourcePosition = this._selectedSourcePositions.find(
         each => each.script === this._script);
     if (!sourcePosition) return;
-    const markNode = this._sourcePositionsToMarkNodes.get(sourcePosition);
+    const markNode = sourcePositionsToMarkNodes.get(sourcePosition);
     markNode.scrollIntoView(
         {behavior: 'auto', block: 'center', inline: 'center'});
   }
@@ -130,19 +147,59 @@ DOM.defineCustomElement('view/script-panel',
   }
 
   handleSourcePositionMouseOver(e) {
-    const entries = e.target.sourcePosition.entries;
+    const sourcePosition = e.target.sourcePosition;
+    const entries = sourcePosition.entries;
     let text = groupBy(entries, each => each.constructor, true)
                    .map(group => {
-                     let text = `${group.key.name}: ${group.count}\n`
+                     let text = `${group.key.name}: ${group.length}\n`
                      text += groupBy(group.entries, each => each.type, true)
                                  .map(group => {
-                                   return `  - ${group.key}: ${group.count}`;
+                                   return `  - ${group.key}: ${group.length}`;
                                  })
                                  .join('\n');
                      return text;
                    })
                    .join('\n');
-    this.dispatchEvent(new ToolTipEvent(text, e.target));
+
+    let sourceMapContent;
+    switch (this._script.sourceMapState) {
+      case 'loaded': {
+        const originalPosition = sourcePosition.originalPosition;
+        if (originalPosition.source === null) {
+          sourceMapContent =
+              DOM.element('i', {textContent: 'no source mapping for location'});
+        } else {
+          sourceMapContent = DOM.element('a', {
+            href: `${originalPosition.source}`,
+            target: '_blank',
+            textContent: `${originalPosition.source}:${originalPosition.line}:${
+                originalPosition.column}`
+          });
+        }
+        break;
+      }
+      case 'loading':
+        sourceMapContent =
+            DOM.element('i', {textContent: 'source map still loading...'});
+        break;
+      case 'failed':
+        sourceMapContent =
+            DOM.element('i', {textContent: 'source map failed to load'});
+        break;
+      case 'none':
+        sourceMapContent = DOM.element('i', {textContent: 'no source map'});
+        break;
+      default:
+        break;
+    }
+
+    const toolTipContent = DOM.div({
+      children: [
+        DOM.element('pre', {className: 'textContent', textContent: text}),
+        sourceMapContent
+      ]
+    });
+    this.dispatchEvent(new ToolTipEvent(toolTipContent, e.target));
   }
 });
 
@@ -180,9 +237,9 @@ class SourcePositionIterator {
   }
 }
 
-function* lineIterator(source) {
+function* lineIterator(source, startLine) {
   let current = 0;
-  let line = 1;
+  let line = startLine;
   while (current < source.length) {
     const next = source.indexOf('\n', current);
     if (next === -1) break;
@@ -209,37 +266,42 @@ class LineBuilder {
   _script;
   _clickHandler;
   _mouseoverHandler;
-  _sourcePositions;
   _sourcePositionToMarkers = new Map();
 
   constructor(panel, script) {
     this._script = script;
     this._clickHandler = panel.handleSourcePositionClick.bind(panel);
     this._mouseoverHandler = panel.handleSourcePositionMouseOver.bind(panel);
-    // TODO: sort on script finalization.
-    script.sourcePositions.sort((a, b) => {
-      if (a.line === b.line) return a.column - b.column;
-      return a.line - b.line;
-    });
-    this._sourcePositions = new SourcePositionIterator(script.sourcePositions);
   }
 
   get sourcePositionToMarkers() {
     return this._sourcePositionToMarkers;
   }
 
-  createScriptNode() {
+  async createScriptNode(startLine) {
     const scriptNode = DOM.div('scriptNode');
-    for (let [lineIndex, line] of lineIterator(this._script.source)) {
-      scriptNode.appendChild(this._createLineNode(lineIndex, line));
+
+    // TODO: sort on script finalization.
+    this._script.sourcePositions.sort((a, b) => {
+      if (a.line === b.line) return a.column - b.column;
+      return a.line - b.line;
+    });
+
+    const sourcePositionsIterator =
+        new SourcePositionIterator(this._script.sourcePositions);
+    scriptNode.style.counterReset = `sourceLineCounter ${startLine - 1}`;
+    for (let [lineIndex, line] of lineIterator(
+             this._script.source, startLine)) {
+      scriptNode.appendChild(
+          this._createLineNode(sourcePositionsIterator, lineIndex, line));
     }
     return scriptNode;
   }
 
-  _createLineNode(lineIndex, line) {
+  _createLineNode(sourcePositionsIterator, lineIndex, line) {
     const lineNode = DOM.span();
     let columnIndex = 0;
-    for (const sourcePosition of this._sourcePositions.forLine(lineIndex)) {
+    for (const sourcePosition of sourcePositionsIterator.forLine(lineIndex)) {
       const nextColumnIndex = sourcePosition.column - 1;
       lineNode.appendChild(document.createTextNode(
           line.substring(columnIndex, nextColumnIndex)));
@@ -263,10 +325,14 @@ class LineBuilder {
     marker.onmouseover = this._mouseoverHandler;
 
     const entries = sourcePosition.entries;
-    const stops = gradientStopsFromGroups(
-        entries.length, '%', groupBy(entries, entry => entry.constructor),
-        type => LineBuilder.colorMap.get(type));
-    marker.style.backgroundImage = `linear-gradient(0deg,${stops.join(',')})`
+    const groups = groupBy(entries, entry => entry.constructor);
+    if (groups.length > 1) {
+      const stops = gradientStopsFromGroups(
+          entries.length, '%', groups, type => LineBuilder.colorMap.get(type));
+      marker.style.backgroundImage = `linear-gradient(0deg,${stops.join(',')})`
+    } else {
+      marker.style.backgroundColor = LineBuilder.colorMap.get(groups[0].key)
+    }
 
     return marker;
   }
diff --git a/deps/v8/tools/system-analyzer/view/timeline-panel-template.html b/deps/v8/tools/system-analyzer/view/timeline-panel-template.html
index da0ce26380907c..6367e7e1aba3f8 100644
--- a/deps/v8/tools/system-analyzer/view/timeline-panel-template.html
+++ b/deps/v8/tools/system-analyzer/view/timeline-panel-template.html
@@ -18,10 +18,26 @@
       width: 30px;
       background-color: var(--border-color);
     }
+    .titleButtons {
+      float: right;
+    }
+    .titleButtons button {
+      border-radius: 20px;
+      width: 20px;
+      height: 20px;
+      font-weight: bold;
+      line-height: 11px;
+    }
   
 
 

-  
Timeline Panel

+  

+    Timeline Panel
+    

+      
+      
+    

+  

   

   

     
diff --git a/deps/v8/tools/system-analyzer/view/timeline-panel.mjs b/deps/v8/tools/system-analyzer/view/timeline-panel.mjs
index 331db401e96db9..35d8f028931974 100644
--- a/deps/v8/tools/system-analyzer/view/timeline-panel.mjs
+++ b/deps/v8/tools/system-analyzer/view/timeline-panel.mjs
@@ -3,6 +3,9 @@
 // found in the LICENSE file.
 
 import './timeline/timeline-track.mjs';
+import './timeline/timeline-track-map.mjs';
+import './timeline/timeline-track-tick.mjs';
+import './timeline/timeline-track-timer.mjs';
 
 import {SynchronizeSelectionEvent} from './events.mjs';
 import {DOM, V8CustomElement} from './helper.mjs';
@@ -16,11 +19,15 @@ DOM.defineCustomElement(
         this.addEventListener(
             SynchronizeSelectionEvent.name,
             e => this.handleSelectionSyncronization(e));
+        this.$('#zoomIn').onclick = () => this.nofChunks *= 1.5;
+        this.$('#zoomOut').onclick = () => this.nofChunks /= 1.5;
       }
 
       set nofChunks(count) {
+        const time = this.currentTime
         for (const track of this.timelineTracks) {
           track.nofChunks = count;
+          track.currentTime = time;
         }
       }
 
@@ -28,13 +35,16 @@ DOM.defineCustomElement(
         return this.timelineTracks[0].nofChunks;
       }
 
+      get currentTime() {
+        return this.timelineTracks[0].currentTime;
+      }
+
       get timelineTracks() {
         return this.$('slot').assignedNodes().filter(
             node => node.nodeType === Node.ELEMENT_NODE);
       }
 
       handleTrackScroll(event) {
-        // TODO(zcankara) add forEachTrack  helper method
         for (const track of this.timelineTracks) {
           track.scrollLeft = event.detail;
         }
diff --git a/deps/v8/tools/system-analyzer/view/timeline/timeline-track-base.mjs b/deps/v8/tools/system-analyzer/view/timeline/timeline-track-base.mjs
new file mode 100644
index 00000000000000..4faa8fc3aa8702
--- /dev/null
+++ b/deps/v8/tools/system-analyzer/view/timeline/timeline-track-base.mjs
@@ -0,0 +1,621 @@
+// Copyright 2020 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import {delay} from '../../helper.mjs';
+import {kChunkHeight, kChunkVisualWidth, kChunkWidth} from '../../log/map.mjs';
+import {SelectionEvent, SelectTimeEvent, SynchronizeSelectionEvent, ToolTipEvent,} from '../events.mjs';
+import {CSSColor, DOM, formatDurationMicros, SVG, V8CustomElement} from '../helper.mjs';
+
+export const kTimelineHeight = 200;
+
+export class TimelineTrackBase extends V8CustomElement {
+  _timeline;
+  _nofChunks = 500;
+  _chunks = [];
+  _selectedEntry;
+  _focusedEntry;
+  _timeToPixel;
+  _timeStartPixelOffset;
+  _legend;
+  _lastContentWidth = 0;
+
+  _cachedTimelineBoundingClientRect;
+  _cachedTimelineScrollLeft;
+
+  constructor(templateText) {
+    super(templateText);
+    this._selectionHandler = new SelectionHandler(this);
+    this._legend = new Legend(this.$('#legendTable'));
+    this._legend.onFilter = (type) => this._handleFilterTimeline();
+
+    this.timelineChunks = this.$('#timelineChunks');
+    this.timelineSamples = this.$('#timelineSamples');
+    this.timelineNode = this.$('#timeline');
+    this.toolTipTargetNode = this.$('#toolTipTarget');
+    this.hitPanelNode = this.$('#hitPanel');
+    this.timelineAnnotationsNode = this.$('#timelineAnnotations');
+    this.timelineMarkersNode = this.$('#timelineMarkers');
+    this._scalableContentNode = this.$('#scalableContent');
+
+    this.timelineNode.addEventListener(
+        'scroll', e => this._handleTimelineScroll(e));
+    this.hitPanelNode.onclick = this._handleClick.bind(this);
+    this.hitPanelNode.ondblclick = this._handleDoubleClick.bind(this);
+    this.hitPanelNode.onmousemove = this._handleMouseMove.bind(this);
+    window.addEventListener('resize', () => this._resetCachedDimensions());
+    this.isLocked = false;
+  }
+
+  static get observedAttributes() {
+    return ['title'];
+  }
+
+  attributeChangedCallback(name, oldValue, newValue) {
+    if (name == 'title') {
+      this.$('#title').innerHTML = newValue;
+    }
+  }
+
+  _handleFilterTimeline(type) {
+    this._updateChunks();
+  }
+
+  set data(timeline) {
+    this._timeline = timeline;
+    this._legend.timeline = timeline;
+    this.$('.content').style.display = timeline.isEmpty() ? 'none' : 'relative';
+    this._updateChunks();
+  }
+
+  set timeSelection(selection) {
+    this._selectionHandler.timeSelection = selection;
+    this.updateSelection();
+  }
+
+  updateSelection() {
+    this._selectionHandler.update();
+    this._legend.update();
+  }
+
+  get _timelineBoundingClientRect() {
+    if (this._cachedTimelineBoundingClientRect === undefined) {
+      this._cachedTimelineBoundingClientRect =
+          this.timelineNode.getBoundingClientRect();
+    }
+    return this._cachedTimelineBoundingClientRect;
+  }
+
+  get _timelineScrollLeft() {
+    if (this._cachedTimelineScrollLeft === undefined) {
+      this._cachedTimelineScrollLeft = this.timelineNode.scrollLeft;
+    }
+    return this._cachedTimelineScrollLeft;
+  }
+
+  _resetCachedDimensions() {
+    this._cachedTimelineBoundingClientRect = undefined;
+    this._cachedTimelineScrollLeft = undefined;
+  }
+
+  // Maps the clicked x position to the x position on timeline
+  positionOnTimeline(pagePosX) {
+    let rect = this._timelineBoundingClientRect;
+    let posClickedX = pagePosX - rect.left + this._timelineScrollLeft;
+    return posClickedX;
+  }
+
+  positionToTime(pagePosX) {
+    return this.relativePositionToTime(this.positionOnTimeline(pagePosX));
+  }
+
+  relativePositionToTime(timelineRelativeX) {
+    const timelineAbsoluteX = timelineRelativeX + this._timeStartPixelOffset;
+    return (timelineAbsoluteX / this._timeToPixel) | 0;
+  }
+
+  timeToPosition(time) {
+    let relativePosX = time * this._timeToPixel;
+    relativePosX -= this._timeStartPixelOffset;
+    return relativePosX;
+  }
+
+  set nofChunks(count) {
+    this._nofChunks = count | 0;
+    this._updateChunks();
+  }
+
+  get nofChunks() {
+    return this._nofChunks;
+  }
+
+  _updateChunks() {
+    this._chunks = undefined;
+    this._updateDimensions();
+    this.requestUpdate();
+  }
+
+  get chunks() {
+    return this._chunks;
+  }
+
+  set selectedEntry(value) {
+    this._selectedEntry = value;
+    this.drawAnnotations(value);
+  }
+
+  get selectedEntry() {
+    return this._selectedEntry;
+  }
+
+  set scrollLeft(offset) {
+    this.timelineNode.scrollLeft = offset;
+    this._cachedTimelineScrollLeft = offset;
+  }
+
+  handleEntryTypeDoubleClick(e) {
+    this.dispatchEvent(new SelectionEvent(e.target.parentNode.entries));
+  }
+
+  timelineIndicatorMove(offset) {
+    this.timelineNode.scrollLeft += offset;
+    this._cachedTimelineScrollLeft = undefined;
+  }
+
+  _handleTimelineScroll(e) {
+    let scrollLeft = e.currentTarget.scrollLeft;
+    this._cachedTimelineScrollLeft = scrollLeft;
+    this.dispatchEvent(new CustomEvent(
+        'scrolltrack', {bubbles: true, composed: true, detail: scrollLeft}));
+  }
+
+  _updateDimensions() {
+    const centerOffset = this._timelineBoundingClientRect.width / 2;
+    const time =
+        this.relativePositionToTime(this._timelineScrollLeft + centerOffset);
+    const start = this._timeline.startTime;
+    const width = this._nofChunks * kChunkWidth;
+    this._lastContentWidth = parseInt(this.timelineMarkersNode.style.width);
+    this._timeToPixel = width / this._timeline.duration();
+    this._timeStartPixelOffset = start * this._timeToPixel;
+    this.timelineChunks.style.width = `${width}px`;
+    this.timelineMarkersNode.style.width = `${width}px`;
+    this.timelineAnnotationsNode.style.width = `${width}px`;
+    this.hitPanelNode.style.width = `${width}px`;
+    this._drawMarkers();
+    this._selectionHandler.update();
+    this._scaleContent(width);
+    this._cachedTimelineScrollLeft = this.timelineNode.scrollLeft =
+        this.timeToPosition(time) - centerOffset;
+  }
+
+  _scaleContent(currentWidth) {
+    if (!this._lastContentWidth) return;
+    const ratio = currentWidth / this._lastContentWidth;
+    this._scalableContentNode.style.transform = `scale(${ratio}, 1)`;
+  }
+
+  _adjustHeight(height) {
+    const dataHeight = Math.max(height, 200);
+    const viewHeight = Math.min(dataHeight, 400);
+    this.style.setProperty('--data-height', dataHeight + 'px');
+    this.style.setProperty('--view-height', viewHeight + 'px');
+    this.timelineNode.style.overflowY =
+        (height > kTimelineHeight) ? 'scroll' : 'hidden';
+  }
+
+  _update() {
+    this._legend.update();
+    this._drawContent();
+    this._drawAnnotations(this.selectedEntry);
+    this._resetCachedDimensions();
+  }
+
+  async _drawContent() {
+    await delay(5);
+    if (this._timeline.isEmpty()) return;
+    if (this.chunks?.length != this.nofChunks) {
+      this._chunks =
+          this._timeline.chunks(this.nofChunks, this._legend.filterPredicate);
+      console.assert(this._chunks.length == this._nofChunks);
+    }
+    const chunks = this.chunks;
+    const max = chunks.max(each => each.size());
+    let buffer = '';
+    for (let i = 0; i < chunks.length; i++) {
+      const chunk = chunks[i];
+      const height = (chunk.size() / max * kChunkHeight);
+      chunk.height = height;
+      if (chunk.isEmpty()) continue;
+      buffer += '';
+      buffer += this._drawChunk(i, chunk);
+      buffer += ''
+    }
+    this._scalableContentNode.innerHTML = buffer;
+    this._scalableContentNode.style.transform = 'scale(1, 1)';
+  }
+
+  _drawChunk(chunkIndex, chunk) {
+    const groups = chunk.getBreakdown(event => event.type);
+    let buffer = '';
+    const kHeight = chunk.height;
+    let lastHeight = kTimelineHeight;
+    for (let i = 0; i < groups.length; i++) {
+      const group = groups[i];
+      if (group.length == 0) break;
+      const height = (group.length / chunk.size() * kHeight) | 0;
+      lastHeight -= height;
+      const color = this._legend.colorForType(group.key);
+      buffer += ``
+    }
+    return buffer;
+  }
+
+  _drawMarkers() {
+    // Put a time marker roughly every 20 chunks.
+    const expected = this._timeline.duration() / this._nofChunks * 20;
+    let interval = (10 ** Math.floor(Math.log10(expected)));
+    let correction = Math.log10(expected / interval);
+    correction = (correction < 0.33) ? 1 : (correction < 0.75) ? 2.5 : 5;
+    interval *= correction;
+
+    const start = this._timeline.startTime;
+    let time = start;
+    let buffer = '';
+    while (time < this._timeline.endTime) {
+      const delta = time - start;
+      const text = `${(delta / 1000) | 0} ms`;
+      const x = (delta * this._timeToPixel) | 0;
+      buffer += `${text}`
+      buffer +=
+          ``
+      time += interval;
+    }
+    this.timelineMarkersNode.innerHTML = buffer;
+  }
+
+  _drawAnnotations(logEntry, time) {
+    if (!this._focusedEntry) return;
+    this._drawEntryMark(this._focusedEntry);
+  }
+
+  _drawEntryMark(entry) {
+    const [x, y] = this._positionForEntry(entry);
+    const color = this._legend.colorForType(entry.type);
+    const mark =
+        ``;
+    this.timelineAnnotationsNode.innerHTML = mark;
+  }
+
+  _handleUnlockedMouseEvent(event) {
+    this._focusedEntry = this._getEntryForEvent(event);
+    if (!this._focusedEntry) return false;
+    this._updateToolTip(event);
+    const time = this.positionToTime(event.pageX);
+    this._drawAnnotations(this._focusedEntry, time);
+  }
+
+  _updateToolTip(event) {
+    if (!this._focusedEntry) return false;
+    this.dispatchEvent(
+        new ToolTipEvent(this._focusedEntry, this.toolTipTargetNode));
+    event.stopImmediatePropagation();
+  }
+
+  _handleClick(event) {
+    if (event.button !== 0) return;
+    if (event.target === this.timelineChunks) return;
+    this.isLocked = !this.isLocked;
+    // Do this unconditionally since we want the tooltip to be update to the
+    // latest locked state.
+    this._handleUnlockedMouseEvent(event);
+    return false;
+  }
+
+  _handleDoubleClick(event) {
+    if (event.button !== 0) return;
+    this._selectionHandler.clearSelection();
+    const time = this.positionToTime(event.pageX);
+    const chunk = this._getChunkForEvent(event)
+    if (!chunk) return;
+    event.stopImmediatePropagation();
+    this.dispatchEvent(new SelectTimeEvent(chunk.start, chunk.end));
+    return false;
+  }
+
+  _handleMouseMove(event) {
+    if (event.button !== 0) return;
+    if (this._selectionHandler.isSelecting) return false;
+    if (this.isLocked && this._focusedEntry) {
+      this._updateToolTip(event);
+      return false;
+    }
+    this._handleUnlockedMouseEvent(event);
+  }
+
+  _getChunkForEvent(event) {
+    const time = this.positionToTime(event.pageX);
+    return this._chunkForTime(time);
+  }
+
+  _chunkForTime(time) {
+    const chunkIndex = ((time - this._timeline.startTime) /
+                        this._timeline.duration() * this._nofChunks) |
+        0;
+    return this.chunks[chunkIndex];
+  }
+
+  _positionForEntry(entry) {
+    const chunk = this._chunkForTime(entry.time);
+    if (chunk === undefined) return [-1, -1];
+    const xFrom = (chunk.index * kChunkWidth + kChunkVisualWidth / 2) | 0;
+    const yFrom = kTimelineHeight - chunk.yOffset(entry) | 0;
+    return [xFrom, yFrom];
+  }
+
+  _getEntryForEvent(event) {
+    const chunk = this._getChunkForEvent(event);
+    if (chunk?.isEmpty() ?? true) return false;
+    const relativeIndex = Math.round(
+        (kTimelineHeight - event.layerY) / chunk.height * (chunk.size() - 1));
+    if (relativeIndex > chunk.size()) return false;
+    const logEntry = chunk.at(relativeIndex);
+    const style = this.toolTipTargetNode.style;
+    style.left = `${chunk.index * kChunkWidth}px`;
+    style.top = `${kTimelineHeight - chunk.height}px`;
+    style.height = `${chunk.height}px`;
+    style.width = `${kChunkVisualWidth}px`;
+    return logEntry;
+  }
+};
+
+class SelectionHandler {
+  // TODO turn into static field once Safari supports it.
+  static get SELECTION_OFFSET() {
+    return 10
+  };
+
+  _timeSelection = {start: -1, end: Infinity};
+  _selectionOriginTime = -1;
+
+  constructor(timeline) {
+    this._timeline = timeline;
+    this._timelineNode.addEventListener(
+        'mousedown', e => this._handleTimeSelectionMouseDown(e));
+    this._timelineNode.addEventListener(
+        'mouseup', e => this._handleTimeSelectionMouseUp(e));
+    this._timelineNode.addEventListener(
+        'mousemove', e => this._handleTimeSelectionMouseMove(e));
+  }
+
+  update() {
+    if (!this.hasSelection) {
+      this._selectionNode.style.display = 'none';
+      return;
+    }
+    this._selectionNode.style.display = 'inherit';
+    const startPosition = this.timeToPosition(this._timeSelection.start);
+    const endPosition = this.timeToPosition(this._timeSelection.end);
+    this._leftHandleNode.style.left = startPosition + 'px';
+    this._rightHandleNode.style.left = endPosition + 'px';
+    const delta = endPosition - startPosition;
+    const selectionNode = this._selectionBackgroundNode;
+    selectionNode.style.left = startPosition + 'px';
+    selectionNode.style.width = delta + 'px';
+  }
+
+  set timeSelection(selection) {
+    this._timeSelection.start = selection.start;
+    this._timeSelection.end = selection.end;
+  }
+
+  clearSelection() {
+    this._timeline.dispatchEvent(new SelectTimeEvent());
+  }
+
+  timeToPosition(posX) {
+    return this._timeline.timeToPosition(posX);
+  }
+
+  positionToTime(posX) {
+    return this._timeline.positionToTime(posX);
+  }
+
+  get isSelecting() {
+    return this._selectionOriginTime >= 0;
+  }
+
+  get hasSelection() {
+    return this._timeSelection.start >= 0 &&
+        this._timeSelection.end != Infinity;
+  }
+
+  get _timelineNode() {
+    return this._timeline.$('#timeline');
+  }
+
+  get _selectionNode() {
+    return this._timeline.$('#selection');
+  }
+
+  get _selectionBackgroundNode() {
+    return this._timeline.$('#selectionBackground');
+  }
+
+  get _leftHandleNode() {
+    return this._timeline.$('#leftHandle');
+  }
+
+  get _rightHandleNode() {
+    return this._timeline.$('#rightHandle');
+  }
+
+  get _leftHandlePosX() {
+    return this._leftHandleNode.getBoundingClientRect().x;
+  }
+
+  get _rightHandlePosX() {
+    return this._rightHandleNode.getBoundingClientRect().x;
+  }
+
+  _isOnLeftHandle(posX) {
+    return Math.abs(this._leftHandlePosX - posX) <=
+        SelectionHandler.SELECTION_OFFSET;
+  }
+
+  _isOnRightHandle(posX) {
+    return Math.abs(this._rightHandlePosX - posX) <=
+        SelectionHandler.SELECTION_OFFSET;
+  }
+
+  _handleTimeSelectionMouseDown(event) {
+    if (event.button !== 0) return;
+    let xPosition = event.clientX
+    // Update origin time in case we click on a handle.
+    if (this._isOnLeftHandle(xPosition)) {
+      xPosition = this._rightHandlePosX;
+    }
+    else if (this._isOnRightHandle(xPosition)) {
+      xPosition = this._leftHandlePosX;
+    }
+    this._selectionOriginTime = this.positionToTime(xPosition);
+  }
+
+  _handleTimeSelectionMouseMove(event) {
+    if (event.button !== 0) return;
+    if (!this.isSelecting) return;
+    const currentTime = this.positionToTime(event.clientX);
+    this._timeline.dispatchEvent(new SynchronizeSelectionEvent(
+        Math.min(this._selectionOriginTime, currentTime),
+        Math.max(this._selectionOriginTime, currentTime)));
+  }
+
+  _handleTimeSelectionMouseUp(event) {
+    if (event.button !== 0) return;
+    this._selectionOriginTime = -1;
+    if (this._timeSelection.start === -1) return;
+    const delta = this._timeSelection.end - this._timeSelection.start;
+    if (delta <= 1 || isNaN(delta)) return;
+    this._timeline.dispatchEvent(new SelectTimeEvent(
+        this._timeSelection.start, this._timeSelection.end));
+  }
+}
+
+class Legend {
+  _timeline;
+  _typesFilters = new Map();
+  _typeClickHandler = this._handleTypeClick.bind(this);
+  _filterPredicate = this.filter.bind(this);
+  onFilter = () => {};
+
+  constructor(table) {
+    this._table = table;
+    this._enableDuration = false;
+  }
+
+  set timeline(timeline) {
+    this._timeline = timeline;
+    const groups = timeline.getBreakdown();
+    this._typesFilters = new Map(groups.map(each => [each.key, true]));
+    this._colors =
+        new Map(groups.map(each => [each.key, CSSColor.at(each.id)]));
+  }
+
+  get selection() {
+    return this._timeline.selectionOrSelf;
+  }
+
+  get filterPredicate() {
+    for (let visible of this._typesFilters.values()) {
+      if (!visible) return this._filterPredicate;
+    }
+    return undefined;
+  }
+
+  colorForType(type) {
+    let color = this._colors.get(type);
+    if (color === undefined) {
+      color = CSSColor.at(this._colors.size);
+      this._colors.set(type, color);
+    }
+    return color;
+  }
+
+  filter(logEntry) {
+    return this._typesFilters.get(logEntry.type);
+  }
+
+  update() {
+    const tbody = DOM.tbody();
+    const missingTypes = new Set(this._typesFilters.keys());
+    this._checkDurationField();
+    this.selection.getBreakdown(undefined, this._enableDuration)
+        .forEach(group => {
+          tbody.appendChild(this._addTypeRow(group));
+          missingTypes.delete(group.key);
+        });
+    missingTypes.forEach(key => tbody.appendChild(this._row('', key, 0, '0%')));
+    if (this._timeline.selection) {
+      tbody.appendChild(
+          this._row('', 'Selection', this.selection.length, '100%'));
+    }
+    tbody.appendChild(this._row('', 'All', this._timeline.length, ''));
+    this._table.tBodies[0].replaceWith(tbody);
+  }
+
+  _checkDurationField() {
+    if (this._enableDuration) return;
+    const example = this.selection.at(0);
+    if (!example || !('duration' in example)) return;
+    this._enableDuration = true;
+    this._table.tHead.appendChild(DOM.td('Duration'));
+    this._table.tHead.appendChild(DOM.td(''));
+  }
+
+  _row(colorNode, type, count, countPercent, duration, durationPercent) {
+    const row = DOM.tr();
+    row.appendChild(DOM.td(colorNode));
+    const typeCell = row.appendChild(DOM.td(type));
+    typeCell.setAttribute('title', type);
+    row.appendChild(DOM.td(count.toString()));
+    row.appendChild(DOM.td(countPercent));
+    if (this._enableDuration) {
+      row.appendChild(DOM.td(formatDurationMicros(duration ?? 0)));
+      row.appendChild(DOM.td(durationPercent ?? '0%'));
+    }
+    return row
+  }
+
+  _addTypeRow(group) {
+    const color = this.colorForType(group.key);
+    const colorDiv = DOM.div('colorbox');
+    if (this._typesFilters.get(group.key)) {
+      colorDiv.style.backgroundColor = color;
+    } else {
+      colorDiv.style.borderColor = color;
+      colorDiv.style.backgroundColor = CSSColor.backgroundImage;
+    }
+    let duration = 0;
+    if (this._enableDuration) {
+      const entries = group.entries;
+      for (let i = 0; i < entries.length; i++) {
+        duration += entries[i].duration;
+      }
+    }
+    let countPercent =
+        `${(group.length / this.selection.length * 100).toFixed(1)}%`;
+    const row = this._row(
+        colorDiv, group.key, group.length, countPercent, duration, '');
+    row.className = 'clickable';
+    row.onclick = this._typeClickHandler;
+    row.data = group.key;
+    return row;
+  }
+
+  _handleTypeClick(e) {
+    const type = e.currentTarget.data;
+    this._typesFilters.set(type, !this._typesFilters.get(type));
+    this.onFilter(type);
+  }
+}
diff --git a/deps/v8/tools/system-analyzer/view/timeline/timeline-track-map.mjs b/deps/v8/tools/system-analyzer/view/timeline/timeline-track-map.mjs
new file mode 100644
index 00000000000000..639acc03123bb7
--- /dev/null
+++ b/deps/v8/tools/system-analyzer/view/timeline/timeline-track-map.mjs
@@ -0,0 +1,138 @@
+// Copyright 2021 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import {kChunkVisualWidth, MapLogEntry} from '../../log/map.mjs';
+import {CSSColor, DOM} from '../helper.mjs';
+
+import {TimelineTrackBase} from './timeline-track-base.mjs'
+
+DOM.defineCustomElement('view/timeline/timeline-track', 'timeline-track-map',
+                        (templateText) =>
+                            class TimelineTrackMap extends TimelineTrackBase {
+  constructor() {
+    super(templateText);
+  }
+
+  getMapStyle(map) {
+    return map.edge && map.edge.from ? CSSColor.onBackgroundColor :
+                                       CSSColor.onPrimaryColor;
+  }
+
+  markMap(map) {
+    const [x, y] = map.position(this.chunks);
+    const strokeColor = this.getMapStyle(map);
+    return ``
+  }
+
+  markSelectedMap(map) {
+    const [x, y] = map.position(this.chunks);
+    const strokeColor = this.getMapStyle(map);
+    return ``
+  }
+
+  _drawAnnotations(logEntry, time) {
+    if (!(logEntry instanceof MapLogEntry)) return;
+    if (!logEntry.edge) {
+      this.timelineAnnotationsNode.innerHTML = '';
+      return;
+    }
+    // Draw the trace of maps in reverse order to make sure the outgoing
+    // transitions of previous maps aren't drawn over.
+    const kOpaque = 1.0;
+    let stack = [];
+    let current = logEntry;
+    while (current !== undefined) {
+      stack.push(current);
+      current = current.parent;
+    }
+
+    // Draw outgoing refs as fuzzy background. Skip the last map entry.
+    let buffer = '';
+    let nofEdges = 0;
+    const kMaxOutgoingEdges = 100;
+    for (let i = stack.length - 2; i >= 0; i--) {
+      const map = stack[i].parent;
+      nofEdges += map.children.length;
+      if (nofEdges > kMaxOutgoingEdges) break;
+      buffer += this.drawOutgoingEdges(map, 0.4, 1);
+    }
+
+    // Draw main connection.
+    let labelOffset = 15;
+    let xPrev = 0;
+    for (let i = stack.length - 1; i >= 0; i--) {
+      let map = stack[i];
+      if (map.edge) {
+        const [xTo, data] = this.drawEdge(map.edge, kOpaque, labelOffset);
+        buffer += data;
+        if (xTo == xPrev) {
+          labelOffset += 10;
+        } else {
+          labelOffset = 15
+        }
+        xPrev = xTo;
+      }
+      buffer += this.markMap(map);
+    }
+
+    buffer += this.drawOutgoingEdges(logEntry, 0.9, 3);
+    // Mark selected map
+    buffer += this.markSelectedMap(logEntry);
+    this.timelineAnnotationsNode.innerHTML = buffer;
+  }
+
+  drawEdge(edge, opacity, labelOffset = 20) {
+    let buffer = '';
+    if (!edge.from || !edge.to) return [-1, buffer];
+    const [xFrom, yFrom] = edge.from.position(this.chunks);
+    const [xTo, yTo] = edge.to.position(this.chunks);
+    const sameChunk = xTo == xFrom;
+    if (sameChunk) labelOffset += 10;
+    const color = this._legend.colorForType(edge.type);
+    const offsetX = 20;
+    const midX = xFrom + (xTo - xFrom) / 2;
+    const midY = (yFrom + yTo) / 2 - 100;
+    if (!sameChunk) {
+      if (opacity == 1.0) {
+        buffer += ``
+      }
+      buffer += ``
+    } else {
+      if (opacity == 1.0) {
+        buffer += ``;
+      }
+      buffer += ``;
+    }
+    if (opacity == 1.0) {
+      const centerX = sameChunk ? xTo : ((xFrom / 2 + midX + xTo / 2) / 2) | 0;
+      const centerY = sameChunk ? yTo : ((yFrom / 2 + midY + yTo / 2) / 2) | 0;
+      const centerYTo = centerY - labelOffset;
+      buffer += ``;
+      buffer += `${
+          edge.toString()}`;
+    }
+    return [xTo, buffer];
+  }
+
+  drawOutgoingEdges(map, opacity = 1.0, max = 10, depth = 0) {
+    let buffer = '';
+    if (!map || depth >= max) return buffer;
+    const limit = Math.min(map.children.length, 100)
+    for (let i = 0; i < limit; i++) {
+      const edge = map.children[i];
+      const [xTo, data] = this.drawEdge(edge, opacity);
+      buffer += data;
+      buffer += this.drawOutgoingEdges(edge.to, opacity * 0.5, max, depth + 1);
+    }
+    return buffer;
+  }
+})
\ No newline at end of file
diff --git a/deps/v8/tools/system-analyzer/view/timeline/timeline-track-stacked-base.mjs b/deps/v8/tools/system-analyzer/view/timeline/timeline-track-stacked-base.mjs
new file mode 100644
index 00000000000000..24b389b95965d5
--- /dev/null
+++ b/deps/v8/tools/system-analyzer/view/timeline/timeline-track-stacked-base.mjs
@@ -0,0 +1,144 @@
+// Copyright 2021 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import {delay} from '../../helper.mjs';
+import {Timeline} from '../../timeline.mjs';
+import {SelectTimeEvent} from '../events.mjs';
+import {CSSColor, DOM, SVG} from '../helper.mjs';
+
+import {TimelineTrackBase} from './timeline-track-base.mjs'
+
+const kItemHeight = 8;
+
+export class TimelineTrackStackedBase extends TimelineTrackBase {
+  _originalContentWidth = 0;
+  _drawableItems = new Timeline();
+
+  _updateChunks() {
+    // We don't need to update the chunks here.
+    this._updateDimensions();
+    this.requestUpdate();
+  }
+
+  set data(timeline) {
+    super.data = timeline;
+    this._contentWidth = 0;
+    this._prepareDrawableItems();
+  }
+
+  _handleDoubleClick(event) {
+    if (event.button !== 0) return;
+    this._selectionHandler.clearSelection();
+    const item = this._getDrawableItemForEvent(event);
+    if (item === undefined) return;
+    event.stopImmediatePropagation();
+    this.dispatchEvent(new SelectTimeEvent(item.startTime, item.endTime));
+    return false;
+  }
+
+  _getStackDepthForEvent(event) {
+    return Math.floor(event.layerY / kItemHeight) - 1;
+  }
+
+  _getDrawableItemForEvent(event) {
+    const depth = this._getStackDepthForEvent(event);
+    const time = this.positionToTime(event.pageX);
+    const index = this._drawableItems.find(time);
+    for (let i = index - 1; i > 0; i--) {
+      const item = this._drawableItems.at(i);
+      if (item.depth != depth) continue;
+      if (item.endTime < time) continue;
+      return item;
+    }
+    return undefined;
+  }
+
+  _drawableItemToLogEntry(item) {
+    return item;
+  }
+
+  _getEntryForEvent(event) {
+    const item = this._getDrawableItemForEvent(event);
+    const logEntry = this._drawableItemToLogEntry(item);
+    if (item === undefined) return undefined;
+    const style = this.toolTipTargetNode.style;
+    style.left = `${event.layerX}px`;
+    style.top = `${(item.depth + 1) * kItemHeight}px`;
+    style.height = `${kItemHeight}px`
+    return logEntry;
+  }
+
+  _prepareDrawableItems() {
+    // Subclass responsibility.
+  }
+
+  _adjustStackDepth(maxDepth) {
+    // Account for empty top line
+    maxDepth++;
+    this._adjustHeight(maxDepth * kItemHeight);
+  }
+
+  _scaleContent(currentWidth) {
+    if (this._originalContentWidth == 0) return;
+    // Instead of repainting just scale the content.
+    const ratio = currentWidth / this._originalContentWidth;
+    this._scalableContentNode.style.transform = `scale(${ratio}, 1)`;
+    this.style.setProperty('--txt-scale', `scale(${1 / ratio}, 1)`);
+  }
+
+  async _drawContent() {
+    if (this._originalContentWidth > 0) return;
+    this._originalContentWidth = parseInt(this.timelineMarkersNode.style.width);
+    this._scalableContentNode.innerHTML = '';
+    let buffer = '';
+    const add = async () => {
+      const svg = SVG.svg();
+      svg.innerHTML = buffer;
+      this._scalableContentNode.appendChild(svg);
+      buffer = '';
+      await delay(50);
+    };
+    const items = this._drawableItems.values;
+    for (let i = 0; i < items.length; i++) {
+      if ((i % 3000) == 0) await add();
+      buffer += this._drawItem(items[i], i);
+    }
+    add();
+  }
+
+  _drawItem(item, i, outline = false) {
+    const x = this.timeToPosition(item.time);
+    const y = (item.depth + 1) * kItemHeight;
+    let width = item.duration * this._timeToPixel;
+    if (outline) {
+      return ``;
+    }
+    let color = this._legend.colorForType(item.type);
+    if (i % 2 == 1) {
+      color = CSSColor.darken(color, 20);
+    }
+    return ``;
+  }
+
+  _drawItemText(item) {
+    const type = item.type;
+    const kHeight = 9;
+    const x = this.timeToPosition(item.time);
+    const y = item.depth * (kHeight + 1);
+    let width = item.duration * this._timeToPixel;
+    width -= width * 0.1;
+
+    let buffer = '';
+    if (width < 15 || type == 'Other') return buffer;
+    const rawName = item.entry.getName();
+    if (rawName.length == 0) return buffer;
+    const kChartWidth = 5;
+    const maxChars = Math.floor(width / kChartWidth)
+    const text = rawName.substr(0, maxChars);
+    buffer += `${text}`
+    return buffer;
+  }
+}
\ No newline at end of file
diff --git a/deps/v8/tools/system-analyzer/view/timeline/timeline-track-template.html b/deps/v8/tools/system-analyzer/view/timeline/timeline-track-template.html
index bcab2d53490595..911476360656d2 100644
--- a/deps/v8/tools/system-analyzer/view/timeline/timeline-track-template.html
+++ b/deps/v8/tools/system-analyzer/view/timeline/timeline-track-template.html
@@ -6,61 +6,37 @@
   
 
 
+
 
 

@@ -180,23 +206,29 @@
   

 
   

-    

+    

       

       

       

     

-    
Frequency

-    

-    
+    
+      
+    
+    
+    
+    

+    
+    

   

 
   

     
+          
-          
+          
diff --git a/deps/v8/tools/system-analyzer/view/timeline/timeline-track-tick.mjs b/deps/v8/tools/system-analyzer/view/timeline/timeline-track-tick.mjs
new file mode 100644
index 00000000000000..502504beb485f4
--- /dev/null
+++ b/deps/v8/tools/system-analyzer/view/timeline/timeline-track-tick.mjs
@@ -0,0 +1,201 @@
+// Copyright 2021 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import {delay} from '../../helper.mjs';
+import {TickLogEntry} from '../../log/tick.mjs';
+import {Timeline} from '../../timeline.mjs';
+import {DOM, SVG} from '../helper.mjs';
+
+import {TimelineTrackStackedBase} from './timeline-track-stacked-base.mjs'
+
+class Flame {
+  constructor(time, logEntry, depth) {
+    this._time = time;
+    this._logEntry = logEntry;
+    this.depth = depth;
+    this._duration = -1;
+    this.parent = undefined;
+    this.children = [];
+  }
+
+  static add(time, logEntry, stack, flames) {
+    const depth = stack.length;
+    const newFlame = new Flame(time, logEntry, depth)
+    if (depth > 0) {
+      const parent = stack[depth - 1];
+      newFlame.parent = parent;
+      parent.children.push(newFlame);
+    }
+    flames.push(newFlame);
+    stack.push(newFlame);
+  }
+
+  stop(time) {
+    if (this._duration !== -1) throw new Error('Already stopped');
+    this._duration = time - this._time
+  }
+
+  get time() {
+    return this._time;
+  }
+
+  get logEntry() {
+    return this._logEntry;
+  }
+
+  get startTime() {
+    return this._time;
+  }
+
+  get endTime() {
+    return this._time + this._duration;
+  }
+
+  get duration() {
+    return this._duration;
+  }
+
+  get type() {
+    return TickLogEntry.extractCodeEntryType(this._logEntry?.entry);
+  }
+}
+
+DOM.defineCustomElement(
+    'view/timeline/timeline-track', 'timeline-track-tick',
+    (templateText) => class TimelineTrackTick extends TimelineTrackStackedBase {
+      constructor() {
+        super(templateText);
+        this._annotations = new Annotations(this);
+      }
+
+      _prepareDrawableItems() {
+        const tmpFlames = [];
+        // flameStack = [bottom, ..., top];
+        const flameStack = [];
+        const ticks = this._timeline.values;
+        let maxDepth = 0;
+
+        for (let tickIndex = 0; tickIndex < ticks.length; tickIndex++) {
+          const tick = ticks[tickIndex];
+          const tickStack = tick.stack;
+          maxDepth = Math.max(maxDepth, tickStack.length);
+          // tick.stack = [top, .... , bottom];
+          for (let stackIndex = tickStack.length - 1; stackIndex >= 0;
+               stackIndex--) {
+            const codeEntry = tickStack[stackIndex];
+            // codeEntry is either a CodeEntry or a raw pc.
+            const logEntry = codeEntry?.logEntry;
+            const flameStackIndex = tickStack.length - stackIndex - 1;
+            if (flameStackIndex < flameStack.length) {
+              if (flameStack[flameStackIndex].logEntry === logEntry) continue;
+              for (let k = flameStackIndex; k < flameStack.length; k++) {
+                flameStack[k].stop(tick.time);
+              }
+              flameStack.length = flameStackIndex;
+            }
+            Flame.add(tick.time, logEntry, flameStack, tmpFlames);
+          }
+          if (tickStack.length < flameStack.length) {
+            for (let k = tickStack.length; k < flameStack.length; k++) {
+              flameStack[k].stop(tick.time);
+            }
+            flameStack.length = tickStack.length;
+          }
+        }
+        const lastTime = ticks[ticks.length - 1].time;
+        for (let k = 0; k < flameStack.length; k++) {
+          flameStack[k].stop(lastTime);
+        }
+        this._drawableItems = new Timeline(Flame, tmpFlames);
+        this._annotations.flames = this._drawableItems;
+        this._adjustStackDepth(maxDepth);
+      }
+
+      _drawAnnotations(logEntry, time) {
+        if (time === undefined) {
+          time = this.relativePositionToTime(this._timelineScrollLeft);
+        }
+        this._annotations.update(logEntry, time);
+      }
+
+      _drawableItemToLogEntry(flame) {
+        const logEntry = flame?.logEntry;
+        if (logEntry === undefined || typeof logEntry == 'number')
+          return undefined;
+        return logEntry;
+      }
+    })
+
+class Annotations {
+  _flames;
+  _logEntry;
+  _buffer;
+
+  constructor(track) {
+    this._track = track;
+  }
+
+  set flames(flames) {
+    this._flames = flames;
+  }
+
+  get _node() {
+    return this._track.timelineAnnotationsNode;
+  }
+
+  async update(logEntry, time) {
+    if (this._logEntry == logEntry) return;
+    this._logEntry = logEntry;
+    this._node.innerHTML = '';
+    if (logEntry === undefined) return;
+    this._buffer = '';
+    const start = this._flames.find(time);
+    let offset = 0;
+    // Draw annotations gradually outwards starting form the given time.
+    let deadline = performance.now() + 500;
+    for (let range = 0; range < this._flames.length; range += 10000) {
+      this._markFlames(start - range, start - offset);
+      this._markFlames(start + offset, start + range);
+      offset = range;
+      if ((navigator?.scheduling?.isInputPending({includeContinuous: true}) ??
+           false) ||
+          performance.now() >= deadline) {
+        // Yield if we have to handle an input event, or we're out of time.
+        await delay(50);
+        // Abort if we started another update asynchronously.
+        if (this._logEntry != logEntry) return;
+
+        deadline = performance.now() + 500;
+      }
+      this._drawBuffer();
+    }
+    this._drawBuffer();
+  }
+
+  _markFlames(start, end) {
+    const rawFlames = this._flames.values;
+    if (start < 0) start = 0;
+    if (end > rawFlames.length) end = rawFlames.length;
+    const logEntry = this._logEntry;
+    // Also compare against the function, if any.
+    const func = logEntry.entry?.func;
+    for (let i = start; i < end; i++) {
+      const flame = rawFlames[i];
+      if (!flame.entry) continue;
+      if (flame.entry.logEntry !== logEntry &&
+          (!func || flame.entry.func !== func)) {
+        continue;
+      }
+      this._buffer += this._track.drawFlame(flame, i, true);
+    }
+  }
+
+  _drawBuffer() {
+    if (this._buffer.length == 0) return;
+    const svg = SVG.svg();
+    svg.innerHTML = this._buffer;
+    this._node.appendChild(svg);
+    this._buffer = '';
+  }
+}
\ No newline at end of file
diff --git a/deps/v8/tools/system-analyzer/view/timeline/timeline-track-timer.mjs b/deps/v8/tools/system-analyzer/view/timeline/timeline-track-timer.mjs
new file mode 100644
index 00000000000000..62ee07aff7d2d7
--- /dev/null
+++ b/deps/v8/tools/system-analyzer/view/timeline/timeline-track-timer.mjs
@@ -0,0 +1,41 @@
+// Copyright 2021 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import {CSSColor, DOM, SVG, V8CustomElement} from '../helper.mjs';
+
+import {TimelineTrackBase} from './timeline-track-base.mjs'
+import {TimelineTrackStackedBase} from './timeline-track-stacked-base.mjs'
+
+DOM.defineCustomElement(
+    'view/timeline/timeline-track', 'timeline-track-timer',
+    (templateText) =>
+        class TimelineTrackTimer extends TimelineTrackStackedBase {
+      constructor() {
+        super(templateText);
+      }
+
+      _prepareDrawableItems() {
+        const stack = [];
+        let maxDepth = 0;
+        for (let i = 0; i < this._timeline.length; i++) {
+          const timer = this._timeline.at(i);
+          let insertDepth = -1;
+          for (let depth = 0; depth < stack.length; depth++) {
+            const pendingTimer = stack[depth];
+            if (pendingTimer === undefined) {
+              if (insertDepth === -1) insertDepth = depth;
+            } else if (pendingTimer.endTime <= timer.startTime) {
+              stack[depth] == undefined;
+              if (insertDepth === -1) insertDepth = depth;
+            }
+          }
+          if (insertDepth === -1) insertDepth = stack.length;
+          stack[insertDepth] = timer;
+          timer.depth = insertDepth;
+          maxDepth = Math.max(maxDepth, insertDepth);
+        }
+        this._drawableItems = this._timeline;
+        this._adjustStackDepth(maxDepth++);
+      }
+    });
\ No newline at end of file
diff --git a/deps/v8/tools/system-analyzer/view/timeline/timeline-track.mjs b/deps/v8/tools/system-analyzer/view/timeline/timeline-track.mjs
index 6f05b772d81c1b..8952afc182f2af 100644
--- a/deps/v8/tools/system-analyzer/view/timeline/timeline-track.mjs
+++ b/deps/v8/tools/system-analyzer/view/timeline/timeline-track.mjs
@@ -1,605 +1,15 @@
-// Copyright 2020 the V8 project authors. All rights reserved.
+// Copyright 2021 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import {kChunkHeight, kChunkWidth} from '../../log/map.mjs';
-import {MapLogEntry} from '../../log/map.mjs';
-import {FocusEvent, SelectionEvent, SelectTimeEvent, SynchronizeSelectionEvent, ToolTipEvent,} from '../events.mjs';
-import {CSSColor, DOM, gradientStopsFromGroups, V8CustomElement} from '../helper.mjs';
+import {CSSColor, DOM, SVG, V8CustomElement} from '../helper.mjs';
 
-DOM.defineCustomElement('view/timeline/timeline-track',
-                        (templateText) =>
-                            class TimelineTrack extends V8CustomElement {
-  _timeline;
-  _nofChunks = 400;
-  _chunks;
-  _selectedEntry;
-  _timeToPixel;
-  _timeStartOffset;
-  _legend;
+import {TimelineTrackBase} from './timeline-track-base.mjs'
 
-  _chunkMouseMoveHandler = this._handleChunkMouseMove.bind(this);
-  _chunkClickHandler = this._handleChunkClick.bind(this);
-  _chunkDoubleClickHandler = this._handleChunkDoubleClick.bind(this);
-
-  constructor() {
-    super(templateText);
-    this._selectionHandler = new SelectionHandler(this);
-    this._legend = new Legend(this.$('#legendTable'));
-    this._legend.onFilter = (type) => this._handleFilterTimeline();
-    this.timelineNode.addEventListener(
-        'scroll', e => this._handleTimelineScroll(e));
-    this.timelineNode.ondblclick = (e) =>
-        this._selectionHandler.clearSelection();
-    this.isLocked = false;
-  }
-
-  static get observedAttributes() {
-    return ['title'];
-  }
-
-  attributeChangedCallback(name, oldValue, newValue) {
-    if (name == 'title') {
-      this.$('#title').innerHTML = newValue;
-    }
-  }
-
-  _handleFilterTimeline(type) {
-    this._updateChunks();
-  }
-
-  set data(timeline) {
-    this._timeline = timeline;
-    this._legend.timeline = timeline;
-    this.$('.content').style.display = timeline.isEmpty() ? 'none' : 'relative';
-    this._updateChunks();
-  }
-
-  set timeSelection(selection) {
-    this._selectionHandler.timeSelection = selection;
-    this.updateSelection();
-  }
-
-  updateSelection() {
-    this._selectionHandler.update();
-    this._legend.update();
-  }
-
-  // Maps the clicked x position to the x position on timeline canvas
-  positionOnTimeline(posX) {
-    let rect = this.timelineNode.getBoundingClientRect();
-    let posClickedX = posX - rect.left + this.timelineNode.scrollLeft;
-    return posClickedX;
-  }
-
-  positionToTime(posX) {
-    let posTimelineX = this.positionOnTimeline(posX) + this._timeStartOffset;
-    return posTimelineX / this._timeToPixel;
-  }
-
-  timeToPosition(time) {
-    let posX = time * this._timeToPixel;
-    posX -= this._timeStartOffset;
-    return posX;
-  }
-
-  get timelineCanvas() {
-    return this.$('#timelineCanvas');
-  }
-
-  get timelineChunks() {
-    return this.$('#timelineChunks');
-  }
-
-  get timelineNode() {
-    return this.$('#timeline');
-  }
-
-  _update() {
-    this._updateTimeline();
-    this._legend.update();
-  }
-
-  set nofChunks(count) {
-    this._nofChunks = count;
-    this._updateChunks();
-  }
-
-  get nofChunks() {
-    return this._nofChunks;
-  }
-
-  _updateChunks() {
-    this._chunks =
-        this._timeline.chunks(this.nofChunks, this._legend.filterPredicate);
-    this.requestUpdate();
-  }
-
-  get chunks() {
-    return this._chunks;
-  }
-
-  set selectedEntry(value) {
-    this._selectedEntry = value;
-    if (value.edge) this.redraw();
-  }
-
-  get selectedEntry() {
-    return this._selectedEntry;
-  }
-
-  set scrollLeft(offset) {
-    this.timelineNode.scrollLeft = offset;
-  }
-
-  handleEntryTypeDoubleClick(e) {
-    this.dispatchEvent(new SelectionEvent(e.target.parentNode.entries));
-  }
-
-  timelineIndicatorMove(offset) {
-    this.timelineNode.scrollLeft += offset;
-  }
-
-  _handleTimelineScroll(e) {
-    let horizontal = e.currentTarget.scrollLeft;
-    this.dispatchEvent(new CustomEvent(
-        'scrolltrack', {bubbles: true, composed: true, detail: horizontal}));
-  }
-
-  _createBackgroundImage(chunk) {
-    const stops = gradientStopsFromGroups(
-        chunk.length, chunk.height, chunk.getBreakdown(event => event.type),
-        type => this._legend.colorForType(type));
-    return `linear-gradient(0deg,${stops.join(',')})`;
-  }
-
-  _updateTimeline() {
-    const reusableNodes = Array.from(this.timelineChunks.childNodes).reverse();
-    let fragment = new DocumentFragment();
-    let chunks = this.chunks;
-    let max = chunks.max(each => each.size());
-    let start = this._timeline.startTime;
-    let end = this._timeline.endTime;
-    let duration = end - start;
-    this._timeToPixel = chunks.length * kChunkWidth / duration;
-    this._timeStartOffset = start * this._timeToPixel;
-    for (let i = 0; i < chunks.length; i++) {
-      let chunk = chunks[i];
-      let height = (chunk.size() / max * kChunkHeight);
-      chunk.height = height;
-      if (chunk.isEmpty()) continue;
-      let node = reusableNodes[reusableNodes.length - 1];
-      let reusedNode = false;
-      if (node?.className == 'chunk') {
-        reusableNodes.pop();
-        reusedNode = true;
-      } else {
-        node = DOM.div('chunk');
-        node.onmousemove = this._chunkMouseMoveHandler;
-        node.onclick = this._chunkClickHandler;
-        node.ondblclick = this._chunkDoubleClickHandler;
-      }
-      const style = node.style;
-      style.left = `${i * kChunkWidth}px`;
-      style.height = `${height | 0}px`;
-      style.backgroundImage = this._createBackgroundImage(chunk);
-      node.chunk = chunk;
-      if (!reusedNode) fragment.appendChild(node);
-    }
-
-    // Put a time marker roughly every 20 chunks.
-    let expected = duration / chunks.length * 20;
-    let interval = (10 ** Math.floor(Math.log10(expected)));
-    let correction = Math.log10(expected / interval);
-    correction = (correction < 0.33) ? 1 : (correction < 0.75) ? 2.5 : 5;
-    interval *= correction;
-
-    let time = start;
-    while (time < end) {
-      let timeNode = DOM.div('timestamp');
-      timeNode.innerText = `${((time - start) / 1000) | 0} ms`;
-      timeNode.style.left = `${((time - start) * this._timeToPixel) | 0}px`;
-      fragment.appendChild(timeNode);
-      time += interval;
-    }
-
-    // Remove superfluos nodes lazily, for Chrome this is a very expensive
-    // operation.
-    if (reusableNodes.length > 0) {
-      for (const node of reusableNodes) {
-        node.style.display = 'none';
+DOM.defineCustomElement(
+    'view/timeline/timeline-track',
+    (templateText) => class TimelineTrack extends TimelineTrackBase {
+      constructor() {
+        super(templateText);
       }
-      setTimeout(() => {
-        const range = document.createRange();
-        const first = reusableNodes[reusableNodes.length - 1];
-        const last = reusableNodes[0];
-        range.setStartBefore(first);
-        range.setEndAfter(last);
-        range.deleteContents();
-      }, 100);
-    }
-    this.timelineChunks.appendChild(fragment);
-    this.redraw();
-  }
-
-  _handleChunkMouseMove(event) {
-    if (this.isLocked) return false;
-    if (this._selectionHandler.isSelecting) return false;
-    let chunk = event.target.chunk;
-    if (!chunk) return;
-    if (chunk.isEmpty()) return;
-    // topmost map (at chunk.height) == map #0.
-    let relativeIndex = Math.round(
-        event.layerY / event.target.offsetHeight * (chunk.size() - 1));
-    let logEntry = chunk.at(relativeIndex);
-    this.dispatchEvent(new FocusEvent(logEntry));
-    this.dispatchEvent(new ToolTipEvent(logEntry.toStringLong(), event.target));
-  }
-
-  _handleChunkClick(event) {
-    this.isLocked = !this.isLocked;
-  }
-
-  _handleChunkDoubleClick(event) {
-    let chunk = event.target.chunk;
-    if (!chunk) return;
-    event.stopPropagation();
-    this.dispatchEvent(new SelectTimeEvent(chunk.start, chunk.end));
-  }
-
-  redraw() {
-    window.requestAnimationFrame(() => this._redraw());
-  }
-
-  _redraw() {
-    if (!(this._timeline.at(0) instanceof MapLogEntry)) return;
-    let canvas = this.timelineCanvas;
-    let width = (this.chunks.length + 1) * kChunkWidth;
-    if (width > 32767) width = 32767;
-    canvas.width = width;
-    canvas.height = kChunkHeight;
-    let ctx = canvas.getContext('2d');
-    ctx.clearRect(0, 0, canvas.width, kChunkHeight);
-    if (!this.selectedEntry || !this.selectedEntry.edge) return;
-    this.drawEdges(ctx);
-  }
-
-  setMapStyle(map, ctx) {
-    ctx.fillStyle = map.edge && map.edge.from ? CSSColor.onBackgroundColor :
-                                                CSSColor.onPrimaryColor;
-  }
-
-  setEdgeStyle(edge, ctx) {
-    let color = this._legend.colorForType(edge.type);
-    ctx.strokeStyle = color;
-    ctx.fillStyle = color;
-  }
-
-  markMap(ctx, map) {
-    let [x, y] = map.position(this.chunks);
-    ctx.beginPath();
-    this.setMapStyle(map, ctx);
-    ctx.arc(x, y, 3, 0, 2 * Math.PI);
-    ctx.fill();
-    ctx.beginPath();
-    ctx.fillStyle = CSSColor.onBackgroundColor;
-    ctx.arc(x, y, 2, 0, 2 * Math.PI);
-    ctx.fill();
-  }
-
-  markSelectedMap(ctx, map) {
-    let [x, y] = map.position(this.chunks);
-    ctx.beginPath();
-    this.setMapStyle(map, ctx);
-    ctx.arc(x, y, 6, 0, 2 * Math.PI);
-    ctx.strokeStyle = CSSColor.onBackgroundColor;
-    ctx.stroke();
-  }
-
-  drawEdges(ctx) {
-    // Draw the trace of maps in reverse order to make sure the outgoing
-    // transitions of previous maps aren't drawn over.
-    const kMaxOutgoingEdges = 100;
-    let nofEdges = 0;
-    let stack = [];
-    let current = this.selectedEntry;
-    while (current && nofEdges < kMaxOutgoingEdges) {
-      nofEdges += current.children.length;
-      stack.push(current);
-      current = current.parent();
-    }
-    ctx.save();
-    this.drawOutgoingEdges(ctx, this.selectedEntry, 3);
-    ctx.restore();
-
-    let labelOffset = 15;
-    let xPrev = 0;
-    while (current = stack.pop()) {
-      if (current.edge) {
-        this.setEdgeStyle(current.edge, ctx);
-        let [xTo, yTo] = this.drawEdge(ctx, current.edge, true, labelOffset);
-        if (xTo == xPrev) {
-          labelOffset += 8;
-        } else {
-          labelOffset = 15
-        }
-        xPrev = xTo;
-      }
-      this.markMap(ctx, current);
-      current = current.parent();
-      ctx.save();
-      // this.drawOutgoingEdges(ctx, current, 1);
-      ctx.restore();
-    }
-    // Mark selected map
-    this.markSelectedMap(ctx, this.selectedEntry);
-  }
-
-  drawEdge(ctx, edge, showLabel = true, labelOffset = 20) {
-    if (!edge.from || !edge.to) return [-1, -1];
-    let [xFrom, yFrom] = edge.from.position(this.chunks);
-    let [xTo, yTo] = edge.to.position(this.chunks);
-    let sameChunk = xTo == xFrom;
-    if (sameChunk) labelOffset += 8;
-
-    ctx.beginPath();
-    ctx.moveTo(xFrom, yFrom);
-    let offsetX = 20;
-    let offsetY = 20;
-    let midX = xFrom + (xTo - xFrom) / 2;
-    let midY = (yFrom + yTo) / 2 - 100;
-    if (!sameChunk) {
-      ctx.quadraticCurveTo(midX, midY, xTo, yTo);
-    } else {
-      ctx.lineTo(xTo, yTo);
-    }
-    if (!showLabel) {
-      ctx.stroke();
-    } else {
-      let centerX, centerY;
-      if (!sameChunk) {
-        centerX = (xFrom / 2 + midX + xTo / 2) / 2;
-        centerY = (yFrom / 2 + midY + yTo / 2) / 2;
-      } else {
-        centerX = xTo;
-        centerY = yTo;
-      }
-      ctx.moveTo(centerX, centerY);
-      ctx.lineTo(centerX + offsetX, centerY - labelOffset);
-      ctx.stroke();
-      ctx.textAlign = 'left';
-      ctx.fillStyle = this._legend.colorForType(edge.type);
-      ctx.fillText(
-          edge.toString(), centerX + offsetX + 2, centerY - labelOffset);
-    }
-    return [xTo, yTo];
-  }
-
-  drawOutgoingEdges(ctx, map, max = 10, depth = 0) {
-    if (!map) return;
-    if (depth >= max) return;
-    ctx.globalAlpha = 0.5 - depth * (0.3 / max);
-    ctx.strokeStyle = CSSColor.timelineBackgroundColor;
-    const limit = Math.min(map.children.length, 100)
-    for (let i = 0; i < limit; i++) {
-      let edge = map.children[i];
-      this.drawEdge(ctx, edge, true);
-      this.drawOutgoingEdges(ctx, edge.to, max, depth + 1);
-    }
-  }
-});
-
-class SelectionHandler {
-  // TODO turn into static field once Safari supports it.
-  static get SELECTION_OFFSET() {
-    return 10
-  };
-
-  _timeSelection = {start: -1, end: Infinity};
-  _selectionOriginTime = -1;
-
-  constructor(timeline) {
-    this._timeline = timeline;
-    this._timelineNode.addEventListener(
-        'mousedown', e => this._handleTimeSelectionMouseDown(e));
-    this._timelineNode.addEventListener(
-        'mouseup', e => this._handleTimeSelectionMouseUp(e));
-    this._timelineNode.addEventListener(
-        'mousemove', e => this._handleTimeSelectionMouseMove(e));
-  }
-
-  update() {
-    if (!this.hasSelection) {
-      this._selectionNode.style.display = 'none';
-      return;
-    }
-    this._selectionNode.style.display = 'inherit';
-    const startPosition = this.timeToPosition(this._timeSelection.start);
-    const endPosition = this.timeToPosition(this._timeSelection.end);
-    this._leftHandleNode.style.left = startPosition + 'px';
-    this._rightHandleNode.style.left = endPosition + 'px';
-    const delta = endPosition - startPosition;
-    const selectionNode = this._selectionBackgroundNode;
-    selectionNode.style.left = startPosition + 'px';
-    selectionNode.style.width = delta + 'px';
-  }
-
-  set timeSelection(selection) {
-    this._timeSelection.start = selection.start;
-    this._timeSelection.end = selection.end;
-  }
-
-  clearSelection() {
-    this._timeline.dispatchEvent(new SelectTimeEvent());
-  }
-
-  timeToPosition(posX) {
-    return this._timeline.timeToPosition(posX);
-  }
-
-  positionToTime(posX) {
-    return this._timeline.positionToTime(posX);
-  }
-
-  get isSelecting() {
-    return this._selectionOriginTime >= 0;
-  }
-
-  get hasSelection() {
-    return this._timeSelection.start >= 0 &&
-        this._timeSelection.end != Infinity;
-  }
-
-  get _timelineNode() {
-    return this._timeline.$('#timeline');
-  }
-
-  get _selectionNode() {
-    return this._timeline.$('#selection');
-  }
-
-  get _selectionBackgroundNode() {
-    return this._timeline.$('#selectionBackground');
-  }
-
-  get _leftHandleNode() {
-    return this._timeline.$('#leftHandle');
-  }
-
-  get _rightHandleNode() {
-    return this._timeline.$('#rightHandle');
-  }
-
-  get _leftHandlePosX() {
-    return this._leftHandleNode.getBoundingClientRect().x;
-  }
-
-  get _rightHandlePosX() {
-    return this._rightHandleNode.getBoundingClientRect().x;
-  }
-
-  _isOnLeftHandle(posX) {
-    return Math.abs(this._leftHandlePosX - posX) <=
-        SelectionHandler.SELECTION_OFFSET;
-  }
-
-  _isOnRightHandle(posX) {
-    return Math.abs(this._rightHandlePosX - posX) <=
-        SelectionHandler.SELECTION_OFFSET;
-  }
-
-  _handleTimeSelectionMouseDown(e) {
-    let xPosition = e.clientX
-    // Update origin time in case we click on a handle.
-    if (this._isOnLeftHandle(xPosition)) {
-      xPosition = this._rightHandlePosX;
-    }
-    else if (this._isOnRightHandle(xPosition)) {
-      xPosition = this._leftHandlePosX;
-    }
-    this._selectionOriginTime = this.positionToTime(xPosition);
-  }
-
-  _handleTimeSelectionMouseMove(e) {
-    if (!this.isSelecting) return;
-    const currentTime = this.positionToTime(e.clientX);
-    this._timeline.dispatchEvent(new SynchronizeSelectionEvent(
-        Math.min(this._selectionOriginTime, currentTime),
-        Math.max(this._selectionOriginTime, currentTime)));
-  }
-
-  _handleTimeSelectionMouseUp(e) {
-    this._selectionOriginTime = -1;
-    const delta = this._timeSelection.end - this._timeSelection.start;
-    if (delta <= 1 || isNaN(delta)) return;
-    this._timeline.dispatchEvent(new SelectTimeEvent(
-        this._timeSelection.start, this._timeSelection.end));
-  }
-}
-
-class Legend {
-  _timeline;
-  _typesFilters = new Map();
-  _typeClickHandler = this._handleTypeClick.bind(this);
-  _filterPredicate = this.filter.bind(this);
-  onFilter = () => {};
-
-  constructor(table) {
-    this._table = table;
-  }
-
-  set timeline(timeline) {
-    this._timeline = timeline;
-    const groups = timeline.getBreakdown();
-    this._typesFilters = new Map(groups.map(each => [each.key, true]));
-    this._colors =
-        new Map(groups.map(each => [each.key, CSSColor.at(each.id)]));
-  }
-
-  get selection() {
-    return this._timeline.selectionOrSelf;
-  }
-
-  get filterPredicate() {
-    for (let visible of this._typesFilters.values()) {
-      if (!visible) return this._filterPredicate;
-    }
-    return undefined;
-  }
-
-  colorForType(type) {
-    return this._colors.get(type);
-  }
-
-  filter(logEntry) {
-    return this._typesFilters.get(logEntry.type);
-  }
-
-  update() {
-    const tbody = DOM.tbody();
-    const missingTypes = new Set(this._typesFilters.keys());
-    this.selection.getBreakdown().forEach(group => {
-      tbody.appendChild(this._addTypeRow(group));
-      missingTypes.delete(group.key);
-    });
-    missingTypes.forEach(key => tbody.appendChild(this._row('', key, 0, '0%')));
-    if (this._timeline.selection) {
-      tbody.appendChild(
-          this._row('', 'Selection', this.selection.length, '100%'));
-    }
-    tbody.appendChild(this._row('', 'All', this._timeline.length, ''));
-    this._table.tBodies[0].replaceWith(tbody);
-  }
-
-  _row(color, type, count, percent) {
-    const row = DOM.tr();
-    row.appendChild(DOM.td(color));
-    row.appendChild(DOM.td(type));
-    row.appendChild(DOM.td(count.toString()));
-    row.appendChild(DOM.td(percent));
-    return row
-  }
-
-  _addTypeRow(group) {
-    const color = this.colorForType(group.key);
-    const colorDiv = DOM.div('colorbox');
-    if (this._typesFilters.get(group.key)) {
-      colorDiv.style.backgroundColor = color;
-    } else {
-      colorDiv.style.borderColor = color;
-      colorDiv.style.backgroundColor = CSSColor.backgroundImage;
-    }
-    let percent = `${(group.count / this.selection.length * 100).toFixed(1)}%`;
-    const row = this._row(colorDiv, group.key, group.count, percent);
-    row.className = 'clickable';
-    row.onclick = this._typeClickHandler;
-    row.data = group.key;
-    return row;
-  }
-
-  _handleTypeClick(e) {
-    const type = e.currentTarget.data;
-    this._typesFilters.set(type, !this._typesFilters.get(type));
-    this.onFilter(type);
-  }
-}
\ No newline at end of file
+    })
\ No newline at end of file
diff --git a/deps/v8/tools/system-analyzer/view/tool-tip-template.html b/deps/v8/tools/system-analyzer/view/tool-tip-template.html
index dc56997825f6de..78fcca920a3cb7 100644
--- a/deps/v8/tools/system-analyzer/view/tool-tip-template.html
+++ b/deps/v8/tools/system-analyzer/view/tool-tip-template.html
@@ -11,14 +11,21 @@
   }
 
   #content {
-    background-color: var(--surface-color);
+    background-color: rgba(var(--surface-color-rgb), 0.8);
     border: 3px var(--primary-color) solid;
     border-radius: 10px;
+    padding: 10px;
+    width: auto;
     min-width: 100px;
+    max-width: 400px;
     min-height: 100px;
-    padding: 10px;
+    max-height: 400px;
+    overflow: auto;
     box-shadow: 0px 0px 10px rgba(0,0,0,0.5);
-    width: auto;
+  }
+
+  #content > h3 {
+    margin-top: 0;
   }
 
   .textContent {
@@ -32,9 +39,10 @@
   #body {
     display: none;
     position: absolute;
+    z-index: 99999;
     --tip-offset: 10px;
     --tip-width: 10px;
-    --tip-height: 15px;
+    --tip-height: 40px;
   }
 
   #body.top {
@@ -50,33 +58,56 @@
     left: calc(var(--tip-offset) * -1 - var(--tip-width));
   }
 
-  .tip {
+  .tip, .tipThin {
     width: 0;
     height: 0;
     border-style: solid;
     position: absolute;
-    border-width: var(--tip-height) var(--tip-width) 0 var(--tip-width);
     border-color:  var(--primary-color) transparent transparent transparent;
     pointer-events: none;
   }
-
+  .tip {
+    border-width: var(--tip-width) var(--tip-width) 0 var(--tip-width);
+  }
+  .tipThin {
+    border-width: var(--tip-height) 4px 2px 4px;
+    bottom: -30px;
+    left: -4px;
+  }
+  /* Tip positioning modifiers */
   .top > .tip {
+    bottom: calc(var(--tip-width) * -1);
+  }
+  .top > .tipThin {
     bottom: calc(var(--tip-height) * -1);
   }
   .bottom > .tip {
+    top: calc(var(--tip-width) * -1);
+    transform: scaleY(-1);
+  }
+  .bottom > .tipThin {
     top: calc(var(--tip-height) * -1);
     transform: scaleY(-1);
   }
   .left > .tip {
     right: var(--tip-offset);
   }
+  .left > .tipThin {
+    right: var(--tip-offset);
+  }
   .right > .tip {
     left: var(--tip-offset);
   }
+  .right > .tipThin {
+    left: var(--tip-offset);
+  }
 

   

+    
+  

+  

+    

   

-  

 

diff --git a/deps/v8/tools/system-analyzer/view/tool-tip.mjs b/deps/v8/tools/system-analyzer/view/tool-tip.mjs
index a01ee1bdbf6d38..5be98ae2147a84 100644
--- a/deps/v8/tools/system-analyzer/view/tool-tip.mjs
+++ b/deps/v8/tools/system-analyzer/view/tool-tip.mjs
@@ -9,6 +9,7 @@ DOM.defineCustomElement(
       _targetNode;
       _content;
       _isHidden = true;
+
       constructor() {
         super(templateText);
         this._intersectionObserver = new IntersectionObserver((entries) => {
@@ -19,7 +20,15 @@ DOM.defineCustomElement(
             this.requestUpdate(true);
           }
         });
-        document.addEventListener('click', (e) => this.hide());
+        document.addEventListener('click', (event) => {
+          // Only hide the tooltip if we click anywhere outside of it.
+          let target = event.target;
+          while (target) {
+            if (target == this) return;
+            target = target.parentNode;
+          }
+          this.hide()
+        });
       }
 
       _update() {
@@ -28,9 +37,7 @@ DOM.defineCustomElement(
         rect.x += rect.width / 2;
         let atRight = this._useRight(rect.x);
         let atBottom = this._useBottom(rect.y);
-        if (atBottom) {
-          rect.y += rect.height;
-        }
+        if (atBottom) rect.y += rect.height;
         this._setPosition(rect, atRight, atBottom);
         this.requestUpdate(true);
       }
@@ -46,10 +53,11 @@ DOM.defineCustomElement(
       set targetNode(targetNode) {
         this._intersectionObserver.disconnect();
         this._targetNode = targetNode;
-        if (targetNode) {
+        if (targetNode === undefined) return;
+        if (!(targetNode instanceof SVGElement)) {
           this._intersectionObserver.observe(targetNode);
-          this.requestUpdate(true);
         }
+        this.requestUpdate(true);
       }
 
       set position(position) {
@@ -82,14 +90,27 @@ DOM.defineCustomElement(
         if (typeof content === 'string') {
           this.contentNode.innerHTML = content;
           this.contentNode.className = 'textContent';
+        } else if (content?.nodeType && content?.nodeName) {
+          this._setContentNode(content);
         } else {
-          const newContent = DOM.div();
-          newContent.appendChild(content);
-          this.contentNode.replaceWith(newContent);
-          newContent.id = 'content';
+          if (this.contentNode.firstChild?.localName == 'property-link-table') {
+            this.contentNode.firstChild.propertyDict = content;
+          } else {
+            const node = DOM.element('property-link-table');
+            node.instanceLinkButtons = true;
+            node.propertyDict = content;
+            this._setContentNode(node);
+          }
         }
       }
 
+      _setContentNode(content) {
+        const newContent = DOM.div();
+        newContent.appendChild(content);
+        this.contentNode.replaceWith(newContent);
+        newContent.id = 'content';
+      }
+
       hide() {
         this._isHidden = true;
         this.bodyNode.style.display = 'none';
diff --git a/deps/v8/tools/testrunner/base_runner.py b/deps/v8/tools/testrunner/base_runner.py
index 739a109a0c5346..009893a23a2ceb 100644
--- a/deps/v8/tools/testrunner/base_runner.py
+++ b/deps/v8/tools/testrunner/base_runner.py
@@ -284,6 +284,11 @@ def execute(self, sys_args=None):
         # this less cryptic by printing it ourselves.
         print(' '.join(sys.argv))
 
+        # TODO(machenbach): Print used Python version until we have switched to
+        # Python3 everywhere.
+        print('Running with:')
+        print(sys.version)
+
         # Kill stray processes from previous tasks on swarming.
         util.kill_processes_linux()
 
@@ -365,9 +370,6 @@ def _add_parser_default_options(self, parser):
                       help="Path to a file for storing json results.")
     parser.add_option('--slow-tests-cutoff', type="int", default=100,
                       help='Collect N slowest tests')
-    parser.add_option("--junitout", help="File name of the JUnit output")
-    parser.add_option("--junittestsuite", default="v8tests",
-                      help="The testsuite name in the JUnit output file")
     parser.add_option("--exit-after-n-failures", type="int", default=100,
                       help="Exit after the first N failures instead of "
                            "running all tests. Pass 0 to disable this feature.")
@@ -661,6 +663,12 @@ def _get_statusfile_variables(self, options):
        self.build_config.arch == 'mipsel':
        no_simd_hardware = not simd_mips
 
+    # S390 hosts without VEF1 do not support Simd.
+    if self.build_config.arch == 's390x' and \
+       not self.build_config.simulator_run and \
+       not utils.IsS390SimdSupported():
+       no_simd_hardware = True
+
     # Ppc64 processors earlier than POWER9 do not support Simd instructions
     if self.build_config.arch == 'ppc64' and \
        not self.build_config.simulator_run and \
@@ -738,7 +746,7 @@ def _timeout_scalefactor(self, options):
     if self.build_config.predictable:
       factor *= 4
     if self.build_config.tsan:
-      factor *= 1.5
+      factor *= 2
     if self.build_config.use_sanitizer:
       factor *= 1.5
     if self.build_config.is_full_debug:
@@ -801,9 +809,6 @@ def _get_shard_info(self, options):
 
   def _create_progress_indicators(self, test_count, options):
     procs = [PROGRESS_INDICATORS[options.progress]()]
-    if options.junitout:
-      procs.append(progress.JUnitTestProgressIndicator(options.junitout,
-                                                       options.junittestsuite))
     if options.json_test_results:
       procs.append(progress.JsonTestProgressIndicator(self.framework_name))
 
diff --git a/deps/v8/tools/testrunner/local/junit_output.py b/deps/v8/tools/testrunner/local/junit_output.py
deleted file mode 100644
index 52f31ec422a69b..00000000000000
--- a/deps/v8/tools/testrunner/local/junit_output.py
+++ /dev/null
@@ -1,49 +0,0 @@
-# Copyright 2013 the V8 project authors. All rights reserved.
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met:
-#
-#     * Redistributions of source code must retain the above copyright
-#       notice, this list of conditions and the following disclaimer.
-#     * Redistributions in binary form must reproduce the above
-#       copyright notice, this list of conditions and the following
-#       disclaimer in the documentation and/or other materials provided
-#       with the distribution.
-#     * Neither the name of Google Inc. nor the names of its
-#       contributors may be used to endorse or promote products derived
-#       from this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-
-import xml.etree.ElementTree as xml
-
-
-class JUnitTestOutput:
-  def __init__(self, test_suite_name):
-    self.root = xml.Element("testsuite")
-    self.root.attrib["name"] = test_suite_name
-
-  def HasRunTest(self, test_name, test_cmd, test_duration, test_failure):
-    testCaseElement = xml.Element("testcase")
-    testCaseElement.attrib["name"] = test_name
-    testCaseElement.attrib["cmd"] = test_cmd
-    testCaseElement.attrib["time"] = str(round(test_duration, 3))
-    if len(test_failure):
-      failureElement = xml.Element("failure")
-      failureElement.text = test_failure
-      testCaseElement.append(failureElement)
-    self.root.append(testCaseElement)
-
-  def FinishAndWrite(self, f):
-    xml.ElementTree(self.root).write(f, "UTF-8")
diff --git a/deps/v8/tools/testrunner/local/statusfile.py b/deps/v8/tools/testrunner/local/statusfile.py
index b6f97cd5641935..48b92869599a5e 100644
--- a/deps/v8/tools/testrunner/local/statusfile.py
+++ b/deps/v8/tools/testrunner/local/statusfile.py
@@ -46,6 +46,7 @@
 FAIL_SLOPPY = "FAIL_SLOPPY"
 
 # Modifiers
+HEAVY = "HEAVY"
 SKIP = "SKIP"
 SLOW = "SLOW"
 NO_VARIANTS = "NO_VARIANTS"
@@ -54,8 +55,8 @@
 ALWAYS = "ALWAYS"
 
 KEYWORDS = {}
-for key in [SKIP, FAIL, PASS, CRASH, SLOW, FAIL_OK, NO_VARIANTS, FAIL_SLOPPY,
-            ALWAYS, FAIL_PHASE_ONLY]:
+for key in [SKIP, FAIL, PASS, CRASH, HEAVY, SLOW, FAIL_OK, NO_VARIANTS,
+            FAIL_SLOPPY, ALWAYS, FAIL_PHASE_ONLY]:
   KEYWORDS[key] = key
 
 # Support arches, modes to be written as keywords instead of strings.
diff --git a/deps/v8/tools/testrunner/local/utils.py b/deps/v8/tools/testrunner/local/utils.py
index 94429a9fde9e45..05d1ef7d5e94f6 100644
--- a/deps/v8/tools/testrunner/local/utils.py
+++ b/deps/v8/tools/testrunner/local/utils.py
@@ -97,6 +97,18 @@ def GuessOS():
     return None
 
 
+# Check if Vector Enhancement Facility 1 is available on the
+# host S390 machine. This facility is required for supporting Simd on V8.
+def IsS390SimdSupported():
+  import subprocess
+  cpuinfo = subprocess.check_output("cat /proc/cpuinfo", shell=True)
+  cpuinfo_list = cpuinfo.strip().decode("utf-8").splitlines()
+  facilities = "".join(x for x in cpuinfo_list if x.startswith("facilities"))
+  facilities_list = facilities.split(" ")
+  # Having bit 135 set indicates VEF1 is available.
+  return "135" in facilities_list
+
+
 # Returns power processor version, taking compatibility mode into account.
 # (Power9 running in Power8 compatibility mode returns 8)
 # Only useful if arch is ppc64
diff --git a/deps/v8/tools/testrunner/local/variants.py b/deps/v8/tools/testrunner/local/variants.py
index e214de05404d74..1d39f6951ddfd5 100644
--- a/deps/v8/tools/testrunner/local/variants.py
+++ b/deps/v8/tools/testrunner/local/variants.py
@@ -16,7 +16,7 @@
   "concurrent_inlining":  [["--concurrent-inlining"]],
   "jitless": [["--jitless"]],
   "sparkplug": [["--sparkplug"]],
-  "always_sparkplug": [[ "--always-sparkplug" ]],
+  "always_sparkplug": [[ "--always-sparkplug", "--sparkplug"]],
   "minor_mc": [["--minor-mc"]],
   "no_lfa": [["--no-lazy-feedback-allocation"]],
   # No optimization means disable all optimizations. OptimizeFunctionOnNextCall
@@ -30,7 +30,8 @@
   "stress": [["--stress-opt", "--no-liftoff", "--stress-lazy-source-positions",
               "--no-wasm-generic-wrapper"]],
   "stress_concurrent_allocation": [["--stress-concurrent-allocation"]],
-  "stress_concurrent_inlining": [["--stress-concurrent-inlining"]],
+  "stress_concurrent_inlining": [["--stress-concurrent-inlining",
+                                  "--concurrent-inlining"]],
   "stress_js_bg_compile_wasm_code_gc": [["--stress-background-compile",
                                          "--stress-wasm-code-gc"]],
   "stress_incremental_marking": [["--stress-incremental-marking"]],
@@ -40,7 +41,7 @@
   "trusted": [["--no-untrusted-code-mitigations"]],
   "no_wasm_traps": [["--no-wasm-trap-handler"]],
   "turboprop": [["--turboprop"]],
-  "turboprop_as_toptier": [["--turboprop-as-toptier"]],
+  "turboprop_as_toptier": [["--turboprop-as-toptier", "--turboprop"]],
   "instruction_scheduling": [["--turbo-instruction-scheduling"]],
   "stress_instruction_scheduling": [["--turbo-stress-instruction-scheduling"]],
   "top_level_await": [["--harmony-top-level-await"]],
@@ -51,33 +52,26 @@
 # variant. This depends on the flags specified in ALL_VARIANT_FLAGS and on the
 # implications defined in flag-definitions.h.
 INCOMPATIBLE_FLAGS_PER_VARIANT = {
-  "assert_types": ["--no-assert-types"],
   "jitless": ["--opt", "--always-opt", "--liftoff", "--track-field-types",
               "--validate-asm", "--sparkplug", "--always-sparkplug"],
-  "no_wasm_traps": ["--wasm-trap-handler"],
-  "nooptimization": ["--opt", "--always-opt", "--no-liftoff",
-                     "--wasm-tier-up"],
+  "nooptimization": ["--always-opt"],
   "slow_path": ["--no-force-slow-path"],
   "stress_concurrent_allocation": ["--single-threaded-gc", "--predictable"],
-  "stress_concurrent_inlining": ["--single-threaded", "--predictable",
-                                 "--no-concurrent-inlining"],
-  "concurrent_inlining": ["--no-concurrent-inlining"],
-  "stress_incremental_marking": ["--no-stress-incremental-marking"],
-  "stress_js_bg_compile_wasm_code_gc": ["--no-stress-background-compile"],
-  "stress": ["--no-stress-opt", "--always-opt", "--no-always-opt", "--liftoff",
+  "stress_concurrent_inlining": ["--single-threaded", "--predictable"],
+  # The fast API tests initialize an embedder object that never needs to be
+  # serialized to the snapshot, so we don't have a
+  # SerializeInternalFieldsCallback for it, so they are incompatible with
+  # stress_snapshot.
+  "stress_snapshot": [["--turbo-fast-api-calls"]],
+  "stress": ["--always-opt", "--no-always-opt",
              "--max-inlined-bytecode-size=*",
              "--max-inlined-bytecode-size-cumulative=*", "--stress-inline",
-             "--wasm-generic-wrapper"],
-  "sparkplug": ["--jitless", "--no-sparkplug" ],
-  "always_sparkplug": ["--jitless", "--no-sparkplug", "--no-always-sparkplug"],
-  "turboprop": ["--interrupt-budget=*", "--no-turboprop"],
-  "turboprop_as_toptier": ["--interrupt-budget=*", "--no-turboprop",
-                           "--no-turboprop-as-toptier"],
+             "--liftoff-only"],
+  "sparkplug": ["--jitless"],
+  "always_sparkplug": ["--jitless"],
   "code_serializer": ["--cache=after-execute", "--cache=full-code-cache",
                       "--cache=none"],
-  "no_local_heaps": ["--concurrent-inlining", "--turboprop"],
-  "experimental_regexp": ["--no-enable-experimental-regexp-engine",
-                          "--no-default-to-experimental-regexp-engine"],
+  "experimental_regexp": ["--no-enable-experimental-regexp-engine"],
   # There is a negative implication: --perf-prof disables
   # --wasm-write-protect-code-memory.
   "wasm_write_protect_code": ["--perf-prof"],
@@ -89,12 +83,13 @@
 # The conflicts might be directly contradictory flags or be caused by the
 # implications defined in flag-definitions.h.
 INCOMPATIBLE_FLAGS_PER_BUILD_VARIABLE = {
-  "lite_mode": ["--no-lazy-feedback-allocation", "--max-semi-space-size=*"]
+  "lite_mode": ["--no-lazy-feedback-allocation", "--max-semi-space-size=*",
+                "--stress-concurrent-inlining"]
                + INCOMPATIBLE_FLAGS_PER_VARIANT["jitless"],
-  "predictable": ["--liftoff", "--parallel-compile-tasks",
+  "predictable": ["--parallel-compile-tasks",
                   "--concurrent-recompilation",
-                  "--wasm-num-compilation-tasks=*",
-                  "--stress-concurrent-allocation"],
+                  "--stress-concurrent-allocation",
+                  "--stress-concurrent-inlining"],
 }
 
 # Flags that lead to a contradiction when a certain extra-flag is present.
@@ -103,20 +98,13 @@
 # The conflicts might be directly contradictory flags or be caused by the
 # implications defined in flag-definitions.h.
 INCOMPATIBLE_FLAGS_PER_EXTRA_FLAG = {
-  "--concurrent-inlining":
-        INCOMPATIBLE_FLAGS_PER_VARIANT["concurrent_inlining"],
-  "--concurrent-recompilation": ["--no-concurrent-recompilation", "--predictable"],
-  "--enable-armv8": ["--no-enable-armv8"],
+  "--concurrent-recompilation": ["--predictable"],
   "--gc-interval=*": ["--gc-interval=*"],
-  "--no-enable-sse3": ["--enable-sse3"],
-  "--no-enable-ssse3": ["--enable-ssse3"],
-  "--no-enable-sse4-1": ["--enable-sse4-1"],
   "--optimize-for-size": ["--max-semi-space-size=*"],
-  "--stress_concurrent_allocation": ["--single-threaded-gc", "--predictable"],
+  "--stress_concurrent_allocation":
+        INCOMPATIBLE_FLAGS_PER_VARIANT["stress_concurrent_allocation"],
   "--stress-concurrent-inlining":
         INCOMPATIBLE_FLAGS_PER_VARIANT["stress_concurrent_inlining"],
-  "--stress-flush-bytecode": ["--no-stress-flush-bytecode"],
-  "--stress-incremental-marking": INCOMPATIBLE_FLAGS_PER_VARIANT["stress_incremental_marking"],
 }
 
 SLOW_VARIANTS = set([
diff --git a/deps/v8/tools/testrunner/objects/testcase.py b/deps/v8/tools/testrunner/objects/testcase.py
index e037f996797256..a1f1754b22a47c 100644
--- a/deps/v8/tools/testrunner/objects/testcase.py
+++ b/deps/v8/tools/testrunner/objects/testcase.py
@@ -34,6 +34,7 @@
 from ..local import command
 from ..local import statusfile
 from ..local import utils
+from ..local.variants import ALL_VARIANT_FLAGS
 from ..local.variants import INCOMPATIBLE_FLAGS_PER_VARIANT
 from ..local.variants import INCOMPATIBLE_FLAGS_PER_BUILD_VARIABLE
 from ..local.variants import INCOMPATIBLE_FLAGS_PER_EXTRA_FLAG
@@ -46,8 +47,9 @@
 RESOURCES_PATTERN = re.compile(r"//\s+Resources:(.*)")
 # Pattern to auto-detect files to push on Android for statements like:
 # load("path/to/file.js")
+# d8.file.execute("path/to/file.js")
 LOAD_PATTERN = re.compile(
-    r"(?:load|readbuffer|read)\((?:'|\")([^'\"]+)(?:'|\")\)")
+    r"(?:execute|load|readbuffer|read)\((?:'|\")([^'\"]+)(?:'|\")\)")
 # Pattern to auto-detect files to push on Android for statements like:
 # import foobar from "path/to/file.js"
 # import {foo, bar} from "path/to/file.js"
@@ -166,9 +168,30 @@ def allow_timeouts(self):
 
   @property
   def expected_outcomes(self):
+    def is_flag(maybe_flag):
+      return maybe_flag.startswith("--")  # Best-effort heuristic.
+
+    # Filter to flags, e.g.: ["--foo", "3", "--bar"] -> ["--foo", "--bar"].
+    def filter_flags(normalized_flags):
+      return [f for f in normalized_flags if is_flag(f)];
+
     def normalize_flag(flag):
       return flag.replace("_", "-").replace("--no-", "--no")
 
+    def normalize_flags(flags):
+      return [normalize_flag(flag) for flag in filter_flags(flags)]
+
+    # Note this can get it wrong if the flag name starts with the characters
+    # "--no" where "no" is part of the flag name, e.g. "--nobodys-perfect".
+    # In that case the negation "--bodys-perfect" would be returned. This is
+    # a weakness we accept and hope to never run into.
+    def negate_flag(normalized_flag):
+      return ("--" + normalized_flag[4:] if normalized_flag.startswith("--no")
+              else "--no" + normalized_flag[2:])
+
+    def negate_flags(normalized_flags):
+      return [negate_flag(flag) for flag in normalized_flags]
+
     def has_flag(conflicting_flag, flags):
       conflicting_flag = normalize_flag(conflicting_flag)
       if conflicting_flag in flags:
@@ -191,18 +214,31 @@ def check_flags(incompatible_flags, actual_flags, rule):
 
       file_specific_flags = (self._get_source_flags() + self._get_suite_flags()
                              + self._get_statusfile_flags())
-      file_specific_flags = [normalize_flag(flag) for flag in file_specific_flags]
-      extra_flags = [normalize_flag(flag) for flag in self._get_extra_flags()]
-
+      file_specific_flags = normalize_flags(file_specific_flags)
+      extra_flags = normalize_flags(self._get_extra_flags())
+
+      # Contradiction: flags contains both a flag --foo and its negation
+      # --no-foo.
+      if self.variant in ALL_VARIANT_FLAGS:
+        for flags in ALL_VARIANT_FLAGS[self.variant]:
+          all_flags = (file_specific_flags + extra_flags
+                       + normalize_flags(flags))
+          check_flags(negate_flags(all_flags), all_flags, "Flag negations")
+
+      # Contradiction: flags specified through the "Flags:" annotation are
+      # incompatible with the variant.
       if self.variant in INCOMPATIBLE_FLAGS_PER_VARIANT:
         check_flags(INCOMPATIBLE_FLAGS_PER_VARIANT[self.variant], file_specific_flags,
                     "INCOMPATIBLE_FLAGS_PER_VARIANT[\""+self.variant+"\"]")
 
+      # Contradiction: flags specified through the "Flags:" annotation are
+      # incompatible with the build.
       for variable, incompatible_flags in INCOMPATIBLE_FLAGS_PER_BUILD_VARIABLE.items():
         if self.suite.statusfile.variables[variable]:
             check_flags(incompatible_flags, file_specific_flags,
               "INCOMPATIBLE_FLAGS_PER_BUILD_VARIABLE[\""+variable+"\"]")
 
+      # Contradiction: flags passed through --extra-flags are incompatible.
       for extra_flag, incompatible_flags in INCOMPATIBLE_FLAGS_PER_EXTRA_FLAG.items():
         if has_flag(extra_flag, extra_flags):
             check_flags(incompatible_flags, file_specific_flags,
@@ -214,9 +250,13 @@ def do_skip(self):
     return (statusfile.SKIP in self._statusfile_outcomes and
             not self.suite.test_config.run_skipped)
 
+  @property
+  def is_heavy(self):
+    return statusfile.HEAVY in self._statusfile_outcomes
+
   @property
   def is_slow(self):
-    return statusfile.SLOW in self._statusfile_outcomes
+    return self.is_heavy or statusfile.SLOW in self._statusfile_outcomes
 
   @property
   def is_fail_ok(self):
diff --git a/deps/v8/tools/testrunner/standard_runner.py b/deps/v8/tools/testrunner/standard_runner.py
index 94c25766824b79..5b901b8a530cfb 100755
--- a/deps/v8/tools/testrunner/standard_runner.py
+++ b/deps/v8/tools/testrunner/standard_runner.py
@@ -25,6 +25,7 @@
 from testrunner.testproc.filter import StatusFileFilterProc, NameFilterProc
 from testrunner.testproc.loader import LoadProc
 from testrunner.testproc.seed import SeedProc
+from testrunner.testproc.sequence import SequenceProc
 from testrunner.testproc.variant import VariantProc
 
 
@@ -122,6 +123,8 @@ def _add_parser_options(self, parser):
                            'generation.')
 
     # Extra features.
+    parser.add_option('--max-heavy-tests', default=1, type='int',
+                      help='Maximum number of heavy tests run in parallel')
     parser.add_option('--time', help='Print timing information after running',
                       default=False, action='store_true')
 
@@ -282,6 +285,10 @@ def _get_statusfile_variables(self, options):
     })
     return variables
 
+  def _create_sequence_proc(self, options):
+    """Create processor for sequencing heavy tests on swarming."""
+    return SequenceProc(options.max_heavy_tests) if options.swarming else None
+
   def _do_execute(self, tests, args, options):
     jobs = options.j
 
@@ -306,6 +313,7 @@ def _do_execute(self, tests, args, options):
       self._create_predictable_filter(),
       self._create_shard_proc(options),
       self._create_seed_proc(options),
+      self._create_sequence_proc(options),
       sigproc,
     ] + indicators + [
       results,
diff --git a/deps/v8/tools/testrunner/testproc/progress.py b/deps/v8/tools/testrunner/testproc/progress.py
index 634ef7c2f2e3c0..c102cddec17f64 100644
--- a/deps/v8/tools/testrunner/testproc/progress.py
+++ b/deps/v8/tools/testrunner/testproc/progress.py
@@ -15,18 +15,15 @@
 
 from . import base
 from . import util
-from ..local import junit_output
 
 
-def print_failure_header(test):
+def print_failure_header(test, is_flaky=False):
+  text = [str(test)]
   if test.output_proc.negative:
-    negative_marker = '[negative] '
-  else:
-    negative_marker = ''
-  print("=== %(label)s %(negative)s===" % {
-    'label': test,
-    'negative': negative_marker,
-  })
+    text.append('[negative]')
+  if is_flaky:
+    text.append('(flaky)')
+  print('=== %s ===' % ' '.join(text))
 
 
 class ResultsTracker(base.TestProcObserver):
@@ -75,13 +72,18 @@ def __init__(self):
   def _on_result_for(self, test, result):
     # TODO(majeski): Support for dummy/grouped results
     if result.has_unexpected_output:
-      self._failed.append((test, result))
+      self._failed.append((test, result, False))
+    elif result.is_rerun:
+      # Print only the first result of a flaky failure that was rerun.
+      self._failed.append((test, result.results[0], True))
 
   def finished(self):
     crashed = 0
+    flaky = 0
     print()
-    for test, result in self._failed:
-      print_failure_header(test)
+    for test, result, is_flaky in self._failed:
+      flaky += int(is_flaky)
+      print_failure_header(test, is_flaky=is_flaky)
       if result.output.stderr:
         print("--- stderr ---")
         print(result.output.stderr.strip())
@@ -102,9 +104,11 @@ def finished(self):
     else:
       print()
       print("===")
-      print("=== %i tests failed" % len(self._failed))
+      print("=== %d tests failed" % len(self._failed))
+      if flaky > 0:
+        print("=== %d tests were flaky" % flaky)
       if crashed > 0:
-        print("=== %i tests CRASHED" % crashed)
+        print("=== %d tests CRASHED" % crashed)
       print("===")
 
 
@@ -130,6 +134,17 @@ def print(self, prefix, test):
     print('%s: %ss' % (prefix, test))
     sys.stdout.flush()
 
+
+def format_result_status(result):
+  if result.has_unexpected_output:
+    if result.output.HasCrashed():
+      return 'CRASH'
+    else:
+      return 'FAIL'
+  else:
+    return 'PASS'
+
+
 class VerboseProgressIndicator(SimpleProgressIndicator):
   def __init__(self):
     super(VerboseProgressIndicator, self).__init__()
@@ -142,13 +157,10 @@ def _print(self, text):
 
   def _message(self, test, result):
     # TODO(majeski): Support for dummy/grouped results
-    if result.has_unexpected_output:
-      if result.output.HasCrashed():
-        outcome = 'CRASH'
-      else:
-        outcome = 'FAIL'
+    if result.is_rerun:
+      outcome = ' '.join(format_result_status(r) for r in result.results)
     else:
-      outcome = 'pass'
+      outcome = format_result_status(result)
     return '%s %s: %s' % (
       test, test.variant or 'default', outcome)
 
@@ -349,45 +361,6 @@ def _clear_line(self, last_length):
     print(("\r" + (" " * last_length) + "\r"), end='')
 
 
-class JUnitTestProgressIndicator(ProgressIndicator):
-  def __init__(self, junitout, junittestsuite):
-    super(JUnitTestProgressIndicator, self).__init__()
-    self._requirement = base.DROP_PASS_STDOUT
-
-    self.outputter = junit_output.JUnitTestOutput(junittestsuite)
-    if junitout:
-      self.outfile = open(junitout, "w")
-    else:
-      self.outfile = sys.stdout
-
-  def _on_result_for(self, test, result):
-    # TODO(majeski): Support for dummy/grouped results
-    fail_text = ""
-    output = result.output
-    if result.has_unexpected_output:
-      stdout = output.stdout.strip()
-      if len(stdout):
-        fail_text += "stdout:\n%s\n" % stdout
-      stderr = output.stderr.strip()
-      if len(stderr):
-        fail_text += "stderr:\n%s\n" % stderr
-      fail_text += "Command: %s" % result.cmd.to_string()
-      if output.HasCrashed():
-        fail_text += "exit code: %d\n--- CRASHED ---" % output.exit_code
-      if output.HasTimedOut():
-        fail_text += "--- TIMEOUT ---"
-    self.outputter.HasRunTest(
-        test_name=str(test),
-        test_cmd=result.cmd.to_string(relative=True),
-        test_duration=output.duration,
-        test_failure=fail_text)
-
-  def finished(self):
-    self.outputter.FinishAndWrite(self.outfile)
-    if self.outfile != sys.stdout:
-      self.outfile.close()
-
-
 class JsonTestProgressIndicator(ProgressIndicator):
   def __init__(self, framework_name):
     super(JsonTestProgressIndicator, self).__init__()
diff --git a/deps/v8/tools/testrunner/testproc/sequence.py b/deps/v8/tools/testrunner/testproc/sequence.py
new file mode 100644
index 00000000000000..4509a4abf998ec
--- /dev/null
+++ b/deps/v8/tools/testrunner/testproc/sequence.py
@@ -0,0 +1,59 @@
+# Copyright 2021 the V8 project authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+from collections import deque
+
+from . import base
+
+
+class SequenceProc(base.TestProc):
+  """Processor ensuring heavy tests are sent sequentially into the execution
+  pipeline.
+
+  The class keeps track of the number of tests in the pipeline marked heavy
+  and permits only a configurable amount. An excess amount is queued and sent
+  as soon as other heavy tests return.
+  """
+  def __init__(self, max_heavy):
+    """Initialize the processor.
+
+    Args:
+      max_heavy: The maximum number of heavy tests that will be sent further
+                 down the pipeline simultaneously.
+    """
+    super(SequenceProc, self).__init__()
+    assert max_heavy > 0
+    self.max_heavy = max_heavy
+    self.n_heavy = 0
+    self.buffer = deque()
+
+  def next_test(self, test):
+    if test.is_heavy:
+      if self.n_heavy < self.max_heavy:
+        # Enough space to send more heavy tests. Check if the test is not
+        # filtered otherwise.
+        used = self._send_test(test)
+        if used:
+          self.n_heavy += 1
+        return used
+      else:
+        # Too many tests in the pipeline. Buffer the test and indicate that
+        # this test didn't end up in the execution queue (i.e. test loader
+        # will try to send more tests).
+        self.buffer.append(test)
+        return False
+    else:
+      return self._send_test(test)
+
+  def result_for(self, test, result):
+    if test.is_heavy:
+      # A heavy test finished computing. Try to send one from the buffer.
+      self.n_heavy -= 1
+      while self.buffer:
+        next_test = self.buffer.popleft()
+        if self._send_test(next_test):
+          self.n_heavy += 1
+          break
+
+    self._send_result(test, result)
diff --git a/deps/v8/tools/testrunner/testproc/sequence_unittest.py b/deps/v8/tools/testrunner/testproc/sequence_unittest.py
new file mode 100644
index 00000000000000..8a0edc36bbcb68
--- /dev/null
+++ b/deps/v8/tools/testrunner/testproc/sequence_unittest.py
@@ -0,0 +1,162 @@
+#!/usr/bin/env python
+# Copyright 2021 the V8 project authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""
+Test integrating the sequence processor into a simple test pipeline.
+"""
+
+import os
+import sys
+import unittest
+
+# Needed because the test runner contains relative imports.
+TOOLS_PATH = os.path.dirname(os.path.dirname(os.path.dirname(
+    os.path.abspath(__file__))))
+sys.path.append(TOOLS_PATH)
+
+from testrunner.testproc import base
+from testrunner.testproc.loader import LoadProc
+from testrunner.testproc.sequence import SequenceProc
+
+
+class FakeExecutionProc(base.TestProc):
+  """Simulates the pipeline sink consuming and running the tests.
+
+  Test execution is simulated for each test by calling run().
+  """
+  def __init__(self):
+    super(FakeExecutionProc, self).__init__()
+    self.tests = []
+
+  def next_test(self, test):
+    self.tests.append(test)
+    return True
+
+  def run(self):
+    test = self.tests.pop()
+    self._send_result(test, test.n)
+
+
+class FakeResultObserver(base.TestProcObserver):
+  """Observer to track all results sent back through the pipeline."""
+  def __init__(self):
+    super(FakeResultObserver, self).__init__()
+    self.tests = set([])
+
+  def _on_result_for(self, test, result):
+    self.tests.add(test.n)
+
+
+class FakeTest(object):
+  """Simple test representation to differentiate light/heavy tests."""
+  def __init__(self, n, is_heavy):
+    self.n = n
+    self.is_heavy = is_heavy
+    self.keep_output = False
+
+
+class TestSequenceProc(unittest.TestCase):
+  def _test(self, tests, batch_size, max_heavy):
+    # Set up a simple processing pipeline:
+    # Loader -> observe results -> sequencer -> execution.
+    loader = LoadProc(iter(tests))
+    results = FakeResultObserver()
+    sequence_proc = SequenceProc(max_heavy)
+    execution = FakeExecutionProc()
+    loader.connect_to(results)
+    results.connect_to(sequence_proc)
+    sequence_proc.connect_to(execution)
+
+    # Fill the execution queue (with the number of tests potentially
+    # executed in parallel).
+    loader.load_initial_tests(batch_size)
+
+    # Simulate the execution test by test.
+    while execution.tests:
+      # Assert the invariant of maximum heavy tests executed simultaneously.
+      self.assertLessEqual(
+          sum(int(test.is_heavy) for test in execution.tests), max_heavy)
+
+      # As in the real pipeline, running a test and returning its result
+      # will add another test into the pipeline.
+      execution.run()
+
+    # Ensure that all tests are processed and deliver results.
+    self.assertEqual(set(test.n for test in tests), results.tests)
+
+  def test_wrong_usage(self):
+    self.assertRaises(lambda: SequenceProc(0))
+
+  def test_no_tests(self):
+    self._test([], 1, 1)
+
+  def test_large_batch_light(self):
+    self._test([
+      FakeTest(0, False),
+      FakeTest(1, False),
+      FakeTest(2, False),
+    ], 4, 1)
+
+  def test_small_batch_light(self):
+    self._test([
+      FakeTest(0, False),
+      FakeTest(1, False),
+      FakeTest(2, False),
+    ], 2, 1)
+
+  def test_large_batch_heavy(self):
+    self._test([
+      FakeTest(0, True),
+      FakeTest(1, True),
+      FakeTest(2, True),
+    ], 4, 1)
+
+  def test_small_batch_heavy(self):
+    self._test([
+      FakeTest(0, True),
+      FakeTest(1, True),
+      FakeTest(2, True),
+    ], 2, 1)
+
+  def test_large_batch_mixed(self):
+    self._test([
+      FakeTest(0, True),
+      FakeTest(1, False),
+      FakeTest(2, True),
+      FakeTest(3, False),
+    ], 4, 1)
+
+  def test_small_batch_mixed(self):
+    self._test([
+      FakeTest(0, True),
+      FakeTest(1, False),
+      FakeTest(2, True),
+      FakeTest(3, False),
+    ], 2, 1)
+
+  def test_large_batch_more_heavy(self):
+    self._test([
+      FakeTest(0, True),
+      FakeTest(1, True),
+      FakeTest(2, True),
+      FakeTest(3, False),
+      FakeTest(4, True),
+      FakeTest(5, True),
+      FakeTest(6, False),
+    ], 4, 2)
+
+  def test_small_batch_more_heavy(self):
+    self._test([
+      FakeTest(0, True),
+      FakeTest(1, True),
+      FakeTest(2, True),
+      FakeTest(3, False),
+      FakeTest(4, True),
+      FakeTest(5, True),
+      FakeTest(6, False),
+    ], 2, 2)
+
+if __name__ == '__main__':
+  unittest.main()
diff --git a/deps/v8/tools/testrunner/testproc/variant.py b/deps/v8/tools/testrunner/testproc/variant.py
index 0164ad88452b47..be3484fb0fef68 100644
--- a/deps/v8/tools/testrunner/testproc/variant.py
+++ b/deps/v8/tools/testrunner/testproc/variant.py
@@ -42,8 +42,11 @@ def _next_test(self, test):
     return self._try_send_new_subtest(test, gen)
 
   def _result_for(self, test, subtest, result):
-    gen = self._next_variant[test.procid]
-    if not self._try_send_new_subtest(test, gen):
+    # The generator might have been removed after cycling through all subtests
+    # below. If some of the subtests are heavy, they get buffered and return
+    # their results later.
+    gen = self._next_variant.get(test.procid)
+    if not gen or not self._try_send_new_subtest(test, gen):
       self._send_result(test, None)
 
   def _try_send_new_subtest(self, test, variants_gen):
diff --git a/deps/v8/tools/testrunner/trycatch_loader.js b/deps/v8/tools/testrunner/trycatch_loader.js
index 737c8e45dbe202..28e2ba217e628f 100644
--- a/deps/v8/tools/testrunner/trycatch_loader.js
+++ b/deps/v8/tools/testrunner/trycatch_loader.js
@@ -19,7 +19,7 @@ var tests = arguments.slice(separator + 1)
 
 var preambleString = ""
 for (let jstest of preamble) {
-  preambleString += "load(\"" + jstest + "\");"
+  preambleString += "d8.file.execute(\"" + jstest + "\");"
 }
 
 for (let jstest of tests) {
@@ -30,7 +30,7 @@ for (let jstest of tests) {
   (function () {
     let realm = Realm.create();
     try {
-      Realm.eval(realm, preambleString + "load(\"" + jstest + "\");");
+      Realm.eval(realm, preambleString + "d8.file.execute(\"" + jstest + "\");");
     } catch (err) {
       // ignore all errors
     }
diff --git a/deps/v8/tools/tick-processor.html b/deps/v8/tools/tick-processor.html
index ecb794ec949c5b..97aaa2df5f5612 100644
--- a/deps/v8/tools/tick-processor.html
+++ b/deps/v8/tools/tick-processor.html
@@ -44,7 +44,7 @@
   

       
         

           Type
           CountPercent