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21 lines
709 B
21 lines
709 B
6 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 __SSE3__
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#error "HOST/ARCH doesn't support SSE3"
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#endif
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#endif
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#include <pmmintrin.h>
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int main(void)
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{
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__m128 a = _mm_hadd_ps(_mm_setzero_ps(), _mm_setzero_ps());
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return (int)_mm_cvtss_f32(a);
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}
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