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author	Guillaume Chatelet <gchatelet@google.com>
	Thu, 19 Jan 2023 14:02:51 +0000 (14:02 +0000)
committer	Guillaume Chatelet <gchatelet@google.com>
	Mon, 23 Jan 2023 09:05:53 +0000 (09:05 +0000)
commit	9acc2f37bdfce08ca0c2faec03392db10d1bb7a9
tree	5aa341966adc38f9fdb9ff41e703e9156201e4d5	tree \| snapshot
parent	262dad4a8133c2befd6dae4cef5cee5b602f85cb	commit \| diff

[libc][NFC] Detect host CPU features using try_compile instead of try_run.

This implements the same behavior as D141997 but makes sure that the same detection mechanism is used between CMake and source code.

Differential Revision: https://reviews.llvm.org/D142108

24 files changed:

libc/cmake/modules/LLVMLibCCheckCpuFeatures.cmake		diff \| blob \| history
libc/cmake/modules/cpu_features/check_AVX2.cpp	[new file with mode: 0644]	blob
libc/cmake/modules/cpu_features/check_AVX512BW.cpp	[new file with mode: 0644]	blob
libc/cmake/modules/cpu_features/check_AVX512F.cpp	[new file with mode: 0644]	blob
libc/cmake/modules/cpu_features/check_FMA.cpp	[new file with mode: 0644]	blob
libc/cmake/modules/cpu_features/check_SSE2.cpp	[new file with mode: 0644]	blob
libc/cmake/modules/cpu_features/check_SSE4_2.cpp	[new file with mode: 0644]	blob
libc/cmake/modules/cpu_features/check_cpu_features.cpp.in	[deleted file]	blob \| history
libc/src/__support/CMakeLists.txt		diff \| blob \| history
libc/src/__support/FPUtil/FMA.h		diff \| blob \| history
libc/src/__support/FPUtil/aarch64/FMA.h		diff \| blob \| history
libc/src/__support/FPUtil/multiply_add.h		diff \| blob \| history
libc/src/__support/FPUtil/x86_64/FMA.h		diff \| blob \| history
libc/src/__support/architectures.h		diff \| blob \| history
libc/src/__support/cpu_features.h	[new file with mode: 0644]	blob
libc/src/math/generic/asinf.cpp		diff \| blob \| history
libc/src/math/generic/cosf.cpp		diff \| blob \| history
libc/src/math/generic/expm1f.cpp		diff \| blob \| history
libc/src/math/generic/sincosf.cpp		diff \| blob \| history
libc/src/math/generic/sincosf_utils.h		diff \| blob \| history
libc/src/math/generic/sinf.cpp		diff \| blob \| history
libc/src/math/generic/tanf.cpp		diff \| blob \| history
libc/src/math/generic/tanhf.cpp		diff \| blob \| history
utils/bazel/llvm-project-overlay/libc/BUILD.bazel		diff \| blob \| history

Domain: System / Toolchain;

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