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21 lines
779 B
21 lines
779 B
5 months ago
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#if defined(DETECT_FEATURES) && defined(__INTEL_COMPILER)
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/*
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* Unlike GCC and CLANG, Intel Compiler exposes all supported intrinsics,
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* whether or not the build options for those features are specified.
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* Therefore, we must test #definitions of CPU features when option native/host
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* is enabled via `--cpu-baseline` or through env var `CFLAGS` otherwise
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* the test will be broken and leads to enable all possible features.
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*/
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#ifndef __AVX__
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#error "HOST/ARCH doesn't support AVX"
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#endif
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#endif
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#include <immintrin.h>
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int main(int argc, char **argv)
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{
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__m256 a = _mm256_add_ps(_mm256_loadu_ps((const float*)argv[argc-1]), _mm256_loadu_ps((const float*)argv[1]));
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return (int)_mm_cvtss_f32(_mm256_castps256_ps128(a));
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}
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