| load("@rules_cc//cc:defs.bzl", "cc_binary", "cc_library", "cc_test") |
| |
| licenses(["notice"]) |
| |
| ############################## pthreadpool library ############################# |
| |
| INTERNAL_HDRS = [ |
| "src/threadpool-atomics.h", |
| "src/threadpool-common.h", |
| "src/threadpool-object.h", |
| "src/threadpool-utils.h", |
| ] |
| |
| PORTABLE_SRCS = [ |
| "src/memory.c", |
| "src/portable-api.c", |
| ] |
| |
| ARCH_SPECIFIC_SRCS = [ |
| "src/fastpath.c", |
| ] |
| |
| PTHREADS_IMPL_SRCS = PORTABLE_SRCS + ["src/pthreads.c"] |
| |
| GCD_IMPL_SRCS = PORTABLE_SRCS + ["src/gcd.c"] |
| |
| WINDOWS_IMPL_SRCS = PORTABLE_SRCS + ["src/windows.c"] |
| |
| SHIM_IMPL_SRCS = ["src/shim.c"] |
| |
| cc_library( |
| name = "pthreadpool", |
| srcs = select({ |
| ":pthreadpool_sync_primitive_explicit_condvar": INTERNAL_HDRS + PTHREADS_IMPL_SRCS, |
| ":pthreadpool_sync_primitive_explicit_futex": INTERNAL_HDRS + PTHREADS_IMPL_SRCS, |
| ":pthreadpool_sync_primitive_explicit_gcd": INTERNAL_HDRS + GCD_IMPL_SRCS, |
| ":pthreadpool_sync_primitive_explicit_event": INTERNAL_HDRS + WINDOWS_IMPL_SRCS, |
| ":emscripten_with_threads": INTERNAL_HDRS + PTHREADS_IMPL_SRCS, |
| ":emscripten": INTERNAL_HDRS + SHIM_IMPL_SRCS, |
| ":macos_x86": INTERNAL_HDRS + GCD_IMPL_SRCS, |
| ":macos_x86_64": INTERNAL_HDRS + GCD_IMPL_SRCS, |
| ":ios": INTERNAL_HDRS + GCD_IMPL_SRCS, |
| ":watchos": INTERNAL_HDRS + GCD_IMPL_SRCS, |
| ":tvos": INTERNAL_HDRS + GCD_IMPL_SRCS, |
| ":windows_x86_64": INTERNAL_HDRS + WINDOWS_IMPL_SRCS, |
| "//conditions:default": INTERNAL_HDRS + PTHREADS_IMPL_SRCS, |
| }) + select({ |
| ":linux_x86_64": ARCH_SPECIFIC_SRCS, |
| ":android_x86": ARCH_SPECIFIC_SRCS, |
| ":android_x86_64": ARCH_SPECIFIC_SRCS, |
| ":windows_x86_64": ARCH_SPECIFIC_SRCS, |
| ":macos_x86": ARCH_SPECIFIC_SRCS, |
| ":macos_x86_64": ARCH_SPECIFIC_SRCS, |
| ":ios_x86": ARCH_SPECIFIC_SRCS, |
| ":ios_x86_64": ARCH_SPECIFIC_SRCS, |
| ":watchos_x86": ARCH_SPECIFIC_SRCS, |
| ":watchos_x86_64": ARCH_SPECIFIC_SRCS, |
| ":tvos_x86_64": ARCH_SPECIFIC_SRCS, |
| "//conditions:default": [], |
| }), |
| copts = [ |
| "-std=gnu11", |
| ] + select({ |
| ":optimized_build": ["-O2"], |
| "//conditions:default": [], |
| }) + select({ |
| ":linux_arm": ["-DPTHREADPOOL_USE_CPUINFO=1"], |
| ":linux_armeabi": ["-DPTHREADPOOL_USE_CPUINFO=1"], |
| ":linux_armhf": ["-DPTHREADPOOL_USE_CPUINFO=1"], |
| ":linux_armv7a": ["-DPTHREADPOOL_USE_CPUINFO=1"], |
| ":linux_aarch64": ["-DPTHREADPOOL_USE_CPUINFO=1"], |
| ":android_armv7": ["-DPTHREADPOOL_USE_CPUINFO=1"], |
| ":android_arm64": ["-DPTHREADPOOL_USE_CPUINFO=1"], |
| "//conditions:default": ["-DPTHREADPOOL_USE_CPUINFO=0"], |
| }) + select({ |
| ":pthreadpool_sync_primitive_explicit_condvar": [ |
| "-DPTHREADPOOL_USE_CONDVAR=1", |
| "-DPTHREADPOOL_USE_FUTEX=0", |
| "-DPTHREADPOOL_USE_GCD=0", |
| "-DPTHREADPOOL_USE_EVENT=0", |
| ], |
| ":pthreadpool_sync_primitive_explicit_futex": [ |
| "-DPTHREADPOOL_USE_CONDVAR=0", |
| "-DPTHREADPOOL_USE_FUTEX=1", |
| "-DPTHREADPOOL_USE_GCD=0", |
| "-DPTHREADPOOL_USE_EVENT=0", |
| ], |
| ":pthreadpool_sync_primitive_explicit_gcd": [ |
| "-DPTHREADPOOL_USE_CONDVAR=0", |
| "-DPTHREADPOOL_USE_FUTEX=0", |
| "-DPTHREADPOOL_USE_GCD=1", |
| "-DPTHREADPOOL_USE_EVENT=0", |
| ], |
| ":pthreadpool_sync_primitive_explicit_event": [ |
| "-DPTHREADPOOL_USE_CONDVAR=0", |
| "-DPTHREADPOOL_USE_FUTEX=0", |
| "-DPTHREADPOOL_USE_GCD=0", |
| "-DPTHREADPOOL_USE_EVENT=1", |
| ], |
| "//conditions:default": [], |
| }) + select({ |
| ":linux_x86_64": ["-DPTHREADPOOL_USE_FASTPATH=1"], |
| ":android_x86": ["-DPTHREADPOOL_USE_FASTPATH=1"], |
| ":android_x86_64": ["-DPTHREADPOOL_USE_FASTPATH=1"], |
| ":windows_x86_64": ["-DPTHREADPOOL_USE_FASTPATH=1"], |
| ":macos_x86": ["-DPTHREADPOOL_USE_FASTPATH=1"], |
| ":macos_x86_64": ["-DPTHREADPOOL_USE_FASTPATH=1"], |
| ":ios_x86": ["-DPTHREADPOOL_USE_FASTPATH=1"], |
| ":ios_x86_64": ["-DPTHREADPOOL_USE_FASTPATH=1"], |
| ":watchos_x86": ["-DPTHREADPOOL_USE_FASTPATH=1"], |
| ":watchos_x86_64": ["-DPTHREADPOOL_USE_FASTPATH=1"], |
| ":tvos_x86_64": ["-DPTHREADPOOL_USE_FASTPATH=1"], |
| "//conditions:default": ["-DPTHREADPOOL_USE_FASTPATH=0"], |
| }), |
| hdrs = [ |
| "include/pthreadpool.h", |
| ], |
| defines = [ |
| "PTHREADPOOL_NO_DEPRECATED_API", |
| ], |
| includes = [ |
| "include", |
| ], |
| linkopts = select({ |
| ":emscripten_with_threads": [ |
| "-s ALLOW_BLOCKING_ON_MAIN_THREAD=1", |
| "-s PTHREAD_POOL_SIZE=8", |
| ], |
| "//conditions:default": [], |
| }), |
| strip_include_prefix = "include", |
| deps = [ |
| "@FXdiv", |
| ] + select({ |
| ":linux_arm": ["@cpuinfo"], |
| ":linux_armeabi": ["@cpuinfo"], |
| ":linux_armhf": ["@cpuinfo"], |
| ":linux_armv7a": ["@cpuinfo"], |
| ":linux_aarch64": ["@cpuinfo"], |
| ":android_armv7": ["@cpuinfo"], |
| ":android_arm64": ["@cpuinfo"], |
| "//conditions:default": [], |
| }), |
| visibility = ["//visibility:public"], |
| ) |
| |
| ################################## Unit tests ################################## |
| |
| EMSCRIPTEN_TEST_LINKOPTS = [ |
| "-s ASSERTIONS=2", |
| "-s ERROR_ON_UNDEFINED_SYMBOLS=1", |
| "-s DEMANGLE_SUPPORT=1", |
| "-s EXIT_RUNTIME=1", |
| "-s ALLOW_MEMORY_GROWTH=0", |
| "-s TOTAL_MEMORY=67108864", # 64M |
| ] |
| |
| cc_test( |
| name = "pthreadpool_test", |
| srcs = ["test/pthreadpool.cc"], |
| linkopts = select({ |
| ":emscripten": EMSCRIPTEN_TEST_LINKOPTS, |
| "//conditions:default": [], |
| }), |
| deps = [ |
| ":pthreadpool", |
| "@com_google_googletest//:gtest_main", |
| ], |
| ) |
| |
| ################################## Benchmarks ################################## |
| |
| EMSCRIPTEN_BENCHMARK_LINKOPTS = [ |
| "-s ASSERTIONS=1", |
| "-s ERROR_ON_UNDEFINED_SYMBOLS=1", |
| "-s EXIT_RUNTIME=1", |
| "-s ALLOW_MEMORY_GROWTH=0", |
| ] |
| |
| cc_binary( |
| name = "latency_bench", |
| srcs = ["bench/latency.cc"], |
| linkopts = select({ |
| ":emscripten": EMSCRIPTEN_BENCHMARK_LINKOPTS, |
| "//conditions:default": [], |
| }), |
| deps = [ |
| ":pthreadpool", |
| "@com_google_benchmark//:benchmark", |
| ], |
| ) |
| |
| cc_binary( |
| name = "throughput_bench", |
| srcs = ["bench/throughput.cc"], |
| linkopts = select({ |
| ":emscripten": EMSCRIPTEN_BENCHMARK_LINKOPTS, |
| "//conditions:default": [], |
| }), |
| deps = [ |
| ":pthreadpool", |
| "@com_google_benchmark//:benchmark", |
| ], |
| ) |
| |
| ############################# Build configurations ############################# |
| |
| # Synchronize workers using pthreads condition variable. |
| config_setting( |
| name = "pthreadpool_sync_primitive_explicit_condvar", |
| define_values = {"pthreadpool_sync_primitive": "condvar"}, |
| ) |
| |
| # Synchronize workers using futex. |
| config_setting( |
| name = "pthreadpool_sync_primitive_explicit_futex", |
| define_values = {"pthreadpool_sync_primitive": "futex"}, |
| ) |
| |
| # Synchronize workers using Grand Central Dispatch. |
| config_setting( |
| name = "pthreadpool_sync_primitive_explicit_gcd", |
| define_values = {"pthreadpool_sync_primitive": "gcd"}, |
| ) |
| |
| # Synchronize workers using WinAPI event. |
| config_setting( |
| name = "pthreadpool_sync_primitive_explicit_event", |
| define_values = {"pthreadpool_sync_primitive": "event"}, |
| ) |
| |
| config_setting( |
| name = "optimized_build", |
| values = { |
| "compilation_mode": "opt", |
| }, |
| ) |
| |
| config_setting( |
| name = "linux_x86_64", |
| values = {"cpu": "k8"}, |
| ) |
| |
| config_setting( |
| name = "linux_arm", |
| values = {"cpu": "arm"}, |
| ) |
| |
| config_setting( |
| name = "linux_armeabi", |
| values = {"cpu": "armeabi"}, |
| ) |
| |
| config_setting( |
| name = "linux_armhf", |
| values = {"cpu": "armhf"}, |
| ) |
| |
| config_setting( |
| name = "linux_armv7a", |
| values = {"cpu": "armv7a"}, |
| ) |
| |
| config_setting( |
| name = "linux_aarch64", |
| values = {"cpu": "aarch64"}, |
| ) |
| |
| config_setting( |
| name = "android_x86", |
| values = { |
| "crosstool_top": "//external:android/crosstool", |
| "cpu": "x86", |
| }, |
| ) |
| |
| config_setting( |
| name = "android_x86_64", |
| values = { |
| "crosstool_top": "//external:android/crosstool", |
| "cpu": "x86_64", |
| }, |
| ) |
| |
| config_setting( |
| name = "android_armv7", |
| values = { |
| "crosstool_top": "//external:android/crosstool", |
| "cpu": "armeabi-v7a", |
| }, |
| ) |
| |
| config_setting( |
| name = "android_arm64", |
| values = { |
| "crosstool_top": "//external:android/crosstool", |
| "cpu": "arm64-v8a", |
| }, |
| ) |
| |
| # Note: we need to individually match x86 and x86-64 macOS rather than use |
| # catch-all "apple_platform_type": "macos" because that option defaults to |
| # "macos" even when building on Linux! |
| config_setting( |
| name = "macos_x86", |
| values = { |
| "apple_platform_type": "macos", |
| "cpu": "darwin", |
| }, |
| ) |
| |
| config_setting( |
| name = "macos_x86_64", |
| values = { |
| "apple_platform_type": "macos", |
| "cpu": "darwin_x86_64", |
| }, |
| ) |
| |
| config_setting( |
| name = "ios", |
| values = { |
| "crosstool_top": "@bazel_tools//tools/cpp:toolchain", |
| "apple_platform_type": "ios", |
| }, |
| ) |
| |
| config_setting( |
| name = "ios_x86", |
| values = { |
| "apple_platform_type": "ios", |
| "cpu": "ios_i386", |
| }, |
| ) |
| |
| config_setting( |
| name = "ios_x86_64", |
| values = { |
| "apple_platform_type": "ios", |
| "cpu": "ios_x86_64", |
| }, |
| ) |
| |
| config_setting( |
| name = "watchos", |
| values = { |
| "crosstool_top": "@bazel_tools//tools/cpp:toolchain", |
| "apple_platform_type": "watchos", |
| }, |
| ) |
| |
| config_setting( |
| name = "watchos_x86", |
| values = { |
| "apple_platform_type": "watchos", |
| "cpu": "watchos_i386", |
| }, |
| ) |
| |
| config_setting( |
| name = "watchos_x86_64", |
| values = { |
| "apple_platform_type": "watchos", |
| "cpu": "watchos_x86_64", |
| }, |
| ) |
| |
| config_setting( |
| name = "tvos", |
| values = { |
| "crosstool_top": "@bazel_tools//tools/cpp:toolchain", |
| "apple_platform_type": "tvos", |
| }, |
| ) |
| |
| config_setting( |
| name = "tvos_x86_64", |
| values = { |
| "apple_platform_type": "tvos", |
| "cpu": "tvos_x86_64", |
| }, |
| ) |
| |
| config_setting( |
| name = "windows_x86_64", |
| values = { |
| "cpu": "x64_windows", |
| }, |
| ) |
| |
| config_setting( |
| name = "emscripten", |
| values = { |
| "crosstool_top": "//toolchain:emscripten", |
| } |
| ) |
| |
| config_setting( |
| name = "emscripten_with_threads", |
| values = { |
| "crosstool_top": "//toolchain:emscripten", |
| "copt": "-pthread", |
| } |
| ) |
