fix issue in upstream cpuinfo

.github/workflows/linux-precompile.yml

@@ -72,18 +72,18 @@ jobs:
               target_abi: "gnueabihf"
               cc: "/usr/local/bin/nerves_toolchain_armv6_nerves_linux_gnueabihf-linux_x86_64-13.2.0/bin/armv6-nerves-linux-gnueabihf-gcc"
               cxx: "/usr/local/bin/nerves_toolchain_armv6_nerves_linux_gnueabihf-linux_x86_64-13.2.0/bin/armv6-nerves-linux-gnueabihf-g++"
-          # - pair:
-          #     otp: "25.x"
-          #     arch_name: riscv64
-          #     cmake_toolchain_file: cc_toolchain/riscv64-nerves-linux-gnu.cmake
-          #     c_compiler: riscv64-nerves-linux-gnu-gcc
-          #     cpp_compiler: riscv64-nerves-linux-gnu-g++
-          #     libedgetpu_library: "riscv64"
-          #     target_arch: "riscv64"
-          #     target_os: "linux"
-          #     target_abi: "gnu"
-          #     cc: "/usr/local/bin/nerves_toolchain_riscv64_nerves_linux_gnu-linux_x86_64-13.2.0/bin/riscv64-nerves-linux-gnu-gcc"
-          #     cxx: "/usr/local/bin/nerves_toolchain_riscv64_nerves_linux_gnu-linux_x86_64-13.2.0/bin/riscv64-nerves-linux-gnu-g++"
+          - pair:
+              otp: "25.x"
+              arch_name: riscv64
+              cmake_toolchain_file: cc_toolchain/riscv64-nerves-linux-gnu.cmake
+              c_compiler: riscv64-nerves-linux-gnu-gcc
+              cpp_compiler: riscv64-nerves-linux-gnu-g++
+              libedgetpu_library: "riscv64"
+              target_arch: "riscv64"
+              target_os: "linux"
+              target_abi: "gnu"
+              cc: "/usr/local/bin/nerves_toolchain_riscv64_nerves_linux_gnu-linux_x86_64-13.2.0/bin/riscv64-nerves-linux-gnu-gcc"
+              cxx: "/usr/local/bin/nerves_toolchain_riscv64_nerves_linux_gnu-linux_x86_64-13.2.0/bin/riscv64-nerves-linux-gnu-g++"
 
     steps:
       - name: Checkout

Makefile

@@ -154,7 +154,7 @@ $(NATIVE_BINDINGS_SO): $(UNICODE_DATA) unarchive_source_code install_libedgetpu_
 			git clone --depth 1 https://github.com/google/glog.git 3rd_party/glog ; \
 		fi && \
 		mkdir -p $(CMAKE_BINDINGS_BUILD_DIR) && \
-		python3 "$(shell pwd)/patches/apply_patch.py" "$(TFLITE_ROOT_DIR)" "$(TFLITE_VER)" && \
+		python3 "$(shell pwd)/patches/apply_patch.py" "$(TENSORFLOW_ROOT_DIR)" "$(TFLITE_VER)" && \
 		cd "$(CMAKE_BINDINGS_BUILD_DIR)" && \
 		cmake -D C_SRC="$(C_SRC)" \
 			-D PRIV_DIR="$(PRIV_DIR)" \

patches/apply_patch.py

@@ -14,8 +14,9 @@ def patch_fix_RoundToNearest(tf_version: str, tf_src_root: str):
         print(f"warning: skip applying `patch_fix_RoundToNearest` to tf version `{tf_version}`")
         return
 
-    # kernels/internal/optimized/neon_tensor_utils.cc
-    neon_tensor_utils_cc = Path(tf_src_root) / 'kernels' / 'internal' / 'optimized' / 'neon_tensor_utils.cc'
+    # tensorflow/lite/kernels/internal/optimized/neon_tensor_utils.cc
+    tf_lite_src_root = Path(tf_src_root) / 'tensorflow' / 'lite'
+    neon_tensor_utils_cc = Path(tf_lite_src_root) / 'kernels' / 'internal' / 'optimized' / 'neon_tensor_utils.cc'
     fixed = StringIO()
     patched_1 = False
     skip_next_line = False
@@ -43,7 +44,8 @@ def patch_compiling_telemetry_cc(tf_version: str, tf_src_root: str):
         print(f"warning: skip applying `patch_compiling_telemetry_cc` to tf version `{tf_version}`")
         return
 
-    cmakelists_txt = Path(tf_src_root) / 'CMakeLists.txt'
+    tf_lite_src_root = Path(tf_src_root) / 'tensorflow' / 'lite'
+    cmakelists_txt = Path(tf_lite_src_root) / 'CMakeLists.txt'
     fixed = StringIO()
     patched_1 = False
     with open(cmakelists_txt, 'r') as source:
@@ -62,7 +64,64 @@ def patch_compiling_telemetry_cc(tf_version: str, tf_src_root: str):
             dst.write(fixed.getvalue())
 
 
-patches = [patch_fix_RoundToNearest, patch_compiling_telemetry_cc]
+def patch_cpuinfo_riscv64_sys_hwprobe(tf_version: str, tf_src_root: str):
+    if tf_version not in ['2.16.0', '2.16.1']:
+        print(f"warning: skip applying `patch_cpuinfo_riscv64_sys_hwprobe` to tf version `{tf_version}`")
+        return
+
+    # tensorflow/lite/tools/cmake/modules/cpuinfo.cmake
+    # tensorflow/workspace2.bzl
+    tf_lite_src_root = Path(tf_src_root) / 'tensorflow' / 'lite'
+    cpuinfo_cmake = Path(tf_lite_src_root) / 'tools' / 'cmake' / 'modules' / 'cpuinfo.cmake'
+    fixed = StringIO()
+    patched_1 = False
+    lines_to_skip = 0
+    with open(cpuinfo_cmake, 'r') as source:
+        for line in source:
+            line_strip = line.strip()
+            if not patched_1 and line_strip == '# Sync with tensorflow/third_party/cpuinfo/workspace.bzl':
+                fixed.write(f"  {line_strip} # fixed\n")
+                fixed.write("  GIT_TAG 6543fec09b2f04ac4a666882998b534afc9c1349\n")
+                patched_1 = True
+                lines_to_skip = 1
+            else:
+                if lines_to_skip > 0:
+                    lines_to_skip -= 1
+                    continue
+                fixed.write(line)
+
+    if patched_1:
+        with open(cpuinfo_cmake, 'w') as dst:
+            dst.truncate(0)
+            dst.write(fixed.getvalue())
+
+    workspace2_bzl = Path(tf_src_root) / 'tensorflow' / 'workspace2.bzl'
+    fixed = StringIO()
+    patched_2 = False
+    with open(workspace2_bzl, 'r') as source:
+        for line in source:
+            line_strip = line.strip()
+            if not patched_2 and line_strip == 'name = "cpuinfo",':
+                fixed.write('        name = "cpuinfo", # fixed\n')
+                fixed.write('        strip_prefix = "cpuinfo-6543fec09b2f04ac4a666882998b534afc9c1349",\n')
+                fixed.write('        sha256 = "17180581df58b811ef93cfafd074598966a185f48e5a574e8947ca51419f7ca6",\n')
+                fixed.write('        urls = tf_mirror_urls("https://github.com/pytorch/cpuinfo/archive/6543fec09b2f04ac4a666882998b534afc9c1349.zip"),\n')
+                patched_2 = True
+                lines_to_skip = 3
+            else:
+                if lines_to_skip > 0:
+                    lines_to_skip -= 1
+                    continue
+                fixed.write(line)
+
+    if patched_2:
+        with open(workspace2_bzl, 'w') as dst:
+            dst.truncate(0)
+            dst.write(fixed.getvalue())
+
+
+
+patches = [patch_fix_RoundToNearest, patch_compiling_telemetry_cc, patch_cpuinfo_riscv64_sys_hwprobe]
 
 if __name__ == '__main__':
     tf_version = None