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23 lines
868 B
23 lines
868 B
1 year 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 __F16C__
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#error "HOST/ARCH doesn't support F16C"
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#endif
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#endif
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#include <emmintrin.h>
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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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__m128 a = _mm_cvtph_ps(_mm_loadu_si128((const __m128i*)argv[argc-1]));
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__m256 a8 = _mm256_cvtph_ps(_mm_loadu_si128((const __m128i*)argv[argc-2]));
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return (int)(_mm_cvtss_f32(a) + _mm_cvtss_f32(_mm256_castps256_ps128(a8)));
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}
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