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[libc] Add AMDGPU Sin Benchmark #101120

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Merged
merged 2 commits into from
Jul 30, 2024
Merged

[libc] Add AMDGPU Sin Benchmark #101120

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3c092cc
add AMDGPU sin benchmark
jameshu15869 Jul 30, 2024
f0fbfc2
Merge branch 'main' into sin-benchmark-amdgpu
jhuber6 Jul 30, 2024
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10 changes: 10 additions & 0 deletions libc/benchmarks/gpu/src/math/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,14 @@ if(CUDAToolkit_FOUND)
endif()
endif()

find_package(AMDDeviceLibs QUIET HINTS ${CMAKE_INSTALL_PREFIX} PATHS /opt/rocm)
if(AMDDeviceLibs_FOUND)
get_target_property(ocml_path ocml IMPORTED_LOCATION)
set(amdgpu_bitcode_link_flags
"SHELL:-Xclang -mlink-builtin-bitcode -Xclang ${ocml_path}")
set(amdgpu_math_found "-DAMDGPU_MATH_FOUND=1")
endif()

add_benchmark(
sin_benchmark
SUITE
Expand All @@ -27,6 +35,8 @@ add_benchmark(
COMPILE_OPTIONS
${nvptx_math_found}
${nvptx_bitcode_link_flags}
${amdgpu_math_found}
${amdgpu_bitcode_link_flags}
LOADER_ARGS
--threads 64
)
14 changes: 13 additions & 1 deletion libc/benchmarks/gpu/src/math/sin_benchmark.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -6,12 +6,15 @@
#include "src/__support/FPUtil/FPBits.h"
#include "src/math/sin.h"
#include "src/stdlib/rand.h"
#include "src/stdlib/srand.h"

#ifdef NVPTX_MATH_FOUND
#include "src/math/nvptx/declarations.h"
#endif

#ifdef AMDGPU_MATH_FOUND
#include "src/math/amdgpu/declarations.h"
#endif

constexpr double M_PI = 3.14159265358979323846;
uint64_t get_bits(double x) {
return LIBC_NAMESPACE::cpp::bit_cast<uint64_t>(x);
Expand Down Expand Up @@ -51,3 +54,12 @@ BENCHMARK(LlvmLibcSinGpuBenchmark, NvSinTwoPi,
BENCHMARK(LlvmLibcSinGpuBenchmark, NvSinLargeInt,
BM_LARGE_INT(LIBC_NAMESPACE::__nv_sin));
#endif

#ifdef AMDGPU_MATH_FOUND
BENCHMARK(LlvmLibcSinGpuBenchmark, AmdgpuSin,
BM_RANDOM_INPUT(LIBC_NAMESPACE::__ocml_sin_f64));
BENCHMARK(LlvmLibcSinGpuBenchmark, AmdgpuSinTwoPi,
BM_TWO_PI(LIBC_NAMESPACE::__ocml_sin_f64));
BENCHMARK(LlvmLibcSinGpuBenchmark, AmdgpuSinLargeInt,
BM_LARGE_INT(LIBC_NAMESPACE::__ocml_sin_f64));
#endif
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