mirror of
https://github.com/jart/cosmopolitan.git
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63 lines
1.9 KiB
C
63 lines
1.9 KiB
C
#if !defined _X86INTRIN_H_INCLUDED && !defined _IMMINTRIN_H_INCLUDED
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#error \
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"Never use <f16intrin.h> directly; include <x86intrin.h> or <immintrin.h> instead."
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#endif
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#ifndef _F16CINTRIN_H_INCLUDED
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#define _F16CINTRIN_H_INCLUDED
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#ifndef __F16C__
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#pragma GCC push_options
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#pragma GCC target("f16c")
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#define __DISABLE_F16C__
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#endif /* __F16C__ */
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__funline float _cvtsh_ss(unsigned short __S) {
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__v8hi __H = __extension__(__v8hi){(short)__S, 0, 0, 0, 0, 0, 0, 0};
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__v4sf __A = __builtin_ia32_vcvtph2ps(__H);
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return __builtin_ia32_vec_ext_v4sf(__A, 0);
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}
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__funline __m128 _mm_cvtph_ps(__m128i __A) {
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return (__m128)__builtin_ia32_vcvtph2ps((__v8hi)__A);
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}
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__funline __m256 _mm256_cvtph_ps(__m128i __A) {
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return (__m256)__builtin_ia32_vcvtph2ps256((__v8hi)__A);
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}
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#ifdef __OPTIMIZE__
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__funline unsigned short _cvtss_sh(float __F, const int __I) {
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__v4sf __A = __extension__(__v4sf){__F, 0, 0, 0};
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__v8hi __H = __builtin_ia32_vcvtps2ph(__A, __I);
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return (unsigned short)__builtin_ia32_vec_ext_v8hi(__H, 0);
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}
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__funline __m128i _mm_cvtps_ph(__m128 __A, const int __I) {
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return (__m128i)__builtin_ia32_vcvtps2ph((__v4sf)__A, __I);
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}
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__funline __m128i _mm256_cvtps_ph(__m256 __A, const int __I) {
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return (__m128i)__builtin_ia32_vcvtps2ph256((__v8sf)__A, __I);
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}
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#else
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#define _cvtss_sh(__F, __I) \
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(__extension__({ \
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__v4sf __A = __extension__(__v4sf){__F, 0, 0, 0}; \
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__v8hi __H = __builtin_ia32_vcvtps2ph(__A, __I); \
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(unsigned short)__builtin_ia32_vec_ext_v8hi(__H, 0); \
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}))
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#define _mm_cvtps_ph(A, I) \
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((__m128i)__builtin_ia32_vcvtps2ph((__v4sf)(__m128)A, (int)(I)))
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#define _mm256_cvtps_ph(A, I) \
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((__m128i)__builtin_ia32_vcvtps2ph256((__v8sf)(__m256)A, (int)(I)))
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#endif /* __OPTIMIZE */
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#ifdef __DISABLE_F16C__
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#undef __DISABLE_F16C__
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#pragma GCC pop_options
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#endif /* __DISABLE_F16C__ */
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#endif /* _F16CINTRIN_H_INCLUDED */
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