8.9.255.9

CMakeLists.txt

@@ -5,7 +5,13 @@ project(V8 LANGUAGES CXX C ASM)
 
 if(MSVC)
   enable_language(ASM_MASM)
-  set_property(SOURCE ${PROJECT_BINARY_DIR}/embedded.S PROPERTY LANGUAGE ASM_MASM)
+  set_property(
+    SOURCE ${PROJECT_BINARY_DIR}/embedded.S
+           v8/src/heap/base/asm/arm64/push_registers_masm.S
+           v8/src/heap/base/asm/ia32/push_registers_masm.S
+           v8/src/heap/base/asm/x64/push_registers_masm.S
+    PROPERTY LANGUAGE ASM_MASM)
+
 endif()
 
 list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake")
@@ -190,16 +196,43 @@ file(GLOB zone-sources RELATIVE ${PROJECT_SOURCE_DIR} CONFIGURE_DEPENDS v8/src/z
 file(GLOB heap-sources RELATIVE ${PROJECT_SOURCE_DIR} CONFIGURE_DEPENDS
   v8/src/heap/*.cc
   v8/src/heap/base/*.cc
+  v8/src/heap/cppgc-js/*.cc
+  v8/src/heap/cppgc/*.cc
   v8/src/heap/third-party/*.cc
 )
 
+# Caged heap feature is x64/arm64-only at the moment.
+list(REMOVE_ITEM heap-sources
+  v8/src/heap/conservative-stack-visitor.cc
+  v8/src/heap/cppgc/caged-heap-local-data.cc
+  v8/src/heap/cppgc/caged-heap.cc
+)
+
+if(WIN32)
+  list(APPEND heap-sources
+    $<${is-arm64}:v8/src/heap/base/asm/arm64/push_registers_masm.S>
+    $<${is-ia32}:v8/src/heap/base/asm/ia32/push_registers_masm.S>
+    $<${is-x64}:v8/src/heap/base/asm/x64/push_registers_masm.S>
+  )
+else()
+  list(APPEND heap-sources
+    $<${is-arm64}:v8/src/heap/base/asm/arm64/push_registers_asm.cc>
+    $<${is-arm}:v8/src/heap/base/asm/arm/push_registers_asm.cc>
+    $<${is-ia32}:v8/src/heap/base/asm/ia32/push_registers_asm.cc>
+    $<${is-mips64}:v8/src/heap/base/asm/mips64/push_registers_asm.cc>
+    $<${is-mips}:v8/src/heap/base/asm/mips/push_registers_asm.cc>
+    $<${is-ppc}:v8/src/heap/base/asm/ppc/push_registers_asm.cc>
+    $<${is-s390}:v8/src/heap/base/asm/s390/push_registers_asm.cc>
+    $<${is-x64}:v8/src/heap/base/asm/x64/push_registers_asm.cc>
+  )
+endif()
+
 list(REMOVE_ITEM builtin-sources
   v8/src/builtins/builtins-intl-gen.cc
   v8/src/builtins/builtins-intl.cc
 )
 
 list(REMOVE_ITEM diagnostic-sources v8/src/diagnostics/unwinding-info-win64.cc)
-list(REMOVE_ITEM heap-sources v8/src/heap/conservative-stack-visitor.cc)
 list(REMOVE_ITEM object-sources ${i18n-sources})
 list(REMOVE_ITEM regexp-sources v8/src/regexp/gen-regexp-special-case.cc)
 list(REMOVE_ITEM runtime-sources v8/src/runtime/runtime-intl.cc)
@@ -278,6 +311,7 @@ add_library(v8_base_without_compiler STATIC
   ${snapshot-sources}
   ${strings-sources}
   v8/src/tasks/cancelable-task.cc
+  v8/src/tasks/operations-barrier.cc
   v8/src/tasks/task-utils.cc
   v8/src/third_party/siphash/halfsiphash.cc
   v8/src/tracing/trace-event.cc
@@ -583,6 +617,8 @@ add_custom_command(
 add_library(v8_libplatform STATIC)
 target_sources(v8_libplatform
   PRIVATE
+    $<$<NOT:${is-win}>:v8/src/libplatform/tracing/recorder-default.cc>
+    $<${is-win}:v8/src/libplatform/tracing/recorder-win.cc>
     v8/src/libplatform/default-foreground-task-runner.cc
     v8/src/libplatform/default-job.cc
     v8/src/libplatform/default-platform.cc

patches/0003-Back-port-v8-v8-a113954.patch

@@ -0,0 +1,29 @@
+From a7aa63aedec96919ffa1124c3846259ac4b606ea Mon Sep 17 00:00:00 2001
+From: Ben Noordhuis <[email protected]>
+Date: Sun, 28 Feb 2021 15:02:57 +0100
+Subject: [PATCH] Back-port v8/v8@a113954
+
+Original commit message:
+
+    Fixes compilation with msvc 2019 toolchain.
+---
+ v8/include/v8-cppgc.h | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/v8/include/v8-cppgc.h b/v8/include/v8-cppgc.h
+index 8a0d9cb9..5a3712dd 100644
+--- a/v8/include/v8-cppgc.h
++++ b/v8/include/v8-cppgc.h
+@@ -26,6 +26,9 @@ class CppHeap;
+ }  // namespace internal
+
+ struct V8_EXPORT CppHeapCreateParams {
++  CppHeapCreateParams(const CppHeapCreateParams&) = delete;
++  CppHeapCreateParams& operator=(const CppHeapCreateParams&) = delete;
++
+   std::vector<std::unique_ptr<cppgc::CustomSpaceBase>> custom_spaces;
+ };
+
+-- 
+2.25.1
+

update_v8.json

@@ -1,20 +1,20 @@
 [
   {
     "url": "https://chromium.googlesource.com/v8/v8.git", 
-    "commit": "e71858f7a080b9bd813876c13be4ce30d993d1d9", 
+    "commit": "6fbcc11c530bb348e805f6c5cfcd15c337640dc8", 
     "/* comment */": "Dependency v8 must be first.", 
-    "branch": "branch-heads/8.8", 
+    "branch": "branch-heads/8.9", 
     "path": ""
   }, 
   {
     "url": "https://chromium.googlesource.com/external/github.com/google/googletest.git", 
-    "commit": "4fe018038f87675c083d0cfb6a6b57c274fb1753", 
+    "commit": "1b0cdaae57c046c87fb99cb4f69c312a7e794adb", 
     "branch": "master", 
     "path": "third_party/googletest/src"
   }, 
   {
     "url": "https://chromium.googlesource.com/chromium/src/third_party/jinja2.git", 
-    "commit": "a82a4944a7f2496639f34a89c9923be5908b80aa", 
+    "commit": "11b6b3e5971d760bd2d310f77643f55a818a6d25", 
     "branch": "master", 
     "path": "third_party/jinja2"
   }, 
@@ -26,7 +26,7 @@
   }, 
   {
     "url": "https://chromium.googlesource.com/chromium/src/third_party/zlib.git", 
-    "commit": "e84c9a3fd75fdc39055b7ae27d6ec508e50bd39e", 
+    "commit": "2c183c9f93a328bfb3121284da13cf89a0f7e64a", 
     "branch": "master", 
     "path": "third_party/zlib"
   }, 

v8/.github/mistaken-pull-closer.yml

@@ -0,0 +1,13 @@
+# `true` will close all PRs.
+filters:
+  - true
+
+# The message to post to the closed PR.
+commentBody: |
+  Thanks for your contribution!  Unfortunately, we don't use GitHub pull
+  requests to manage code contributions to this repository.  Instead, please
+  see https://v8.dev/docs/contribute which provides full instructions on
+  how to get involved.
+
+# Whether to add a label to the closed PR.
+addLabel: false

v8/.gitignore

@@ -23,6 +23,7 @@
 *~
 .#*
 .*.sw?
+.cache
 .ccls-cache
 .clangd
 .cpplint-cache
@@ -61,7 +62,6 @@
 /test/wasm-spec-tests/tests.tar.gz
 /third_party/*
 !/third_party/antlr4
-!/third_party/binutils
 !/third_party/inspector_protocol
 !/third_party/jsoncpp
 /third_party/jsoncpp/source
@@ -72,6 +72,7 @@
 !/third_party/v8
 !/third_party/wasm-api
 /tools/clang
+/tools/gcmole/bootstrap
 /tools/gcmole/gcmole-tools
 /tools/gcmole/gcmole-tools.tar.gz
 /tools/jsfunfuzz/jsfunfuzz

v8/AUTHORS

@@ -28,7 +28,6 @@ IBM Inc. <*@ibm.com>
 Red Hat Inc. <*@redhat.com>
 Samsung <*@*.samsung.com>
 Samsung <*@samsung.com>
-Joyent, Inc <*@joyent.com>
 RT-RK Computer Based System <*@rt-rk.com>
 Amazon, Inc <*@amazon.com>
 ST Microelectronics <*@st.com>
@@ -135,6 +134,7 @@ Kevin Gibbons <[email protected]>
 Kris Selden <[email protected]>
 Kyounga Ra <[email protected]>
 Loo Rong Jie <[email protected]>
+Lu Yahan <[email protected]>
 Luis Reis <[email protected]>
 Luke Zarko <[email protected]>
 Maciej Małecki <[email protected]>