f16cintrin.h revision 1.6
1/* Copyright (C) 2011-2017 Free Software Foundation, Inc. 2 3 This file is part of GCC. 4 5 GCC is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3, or (at your option) 8 any later version. 9 10 GCC is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 Under Section 7 of GPL version 3, you are granted additional 16 permissions described in the GCC Runtime Library Exception, version 17 3.1, as published by the Free Software Foundation. 18 19 You should have received a copy of the GNU General Public License and 20 a copy of the GCC Runtime Library Exception along with this program; 21 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 22 <http://www.gnu.org/licenses/>. */ 23 24#if !defined _X86INTRIN_H_INCLUDED && !defined _IMMINTRIN_H_INCLUDED 25# error "Never use <f16intrin.h> directly; include <x86intrin.h> or <immintrin.h> instead." 26#endif 27 28#ifndef _F16CINTRIN_H_INCLUDED 29#define _F16CINTRIN_H_INCLUDED 30 31#ifndef __F16C__ 32#pragma GCC push_options 33#pragma GCC target("f16c") 34#define __DISABLE_F16C__ 35#endif /* __F16C__ */ 36 37extern __inline float __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 38_cvtsh_ss (unsigned short __S) 39{ 40 __v8hi __H = __extension__ (__v8hi){ (short) __S, 0, 0, 0, 0, 0, 0, 0 }; 41 __v4sf __A = __builtin_ia32_vcvtph2ps (__H); 42 return __builtin_ia32_vec_ext_v4sf (__A, 0); 43} 44 45extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 46_mm_cvtph_ps (__m128i __A) 47{ 48 return (__m128) __builtin_ia32_vcvtph2ps ((__v8hi) __A); 49} 50 51extern __inline __m256 __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 52_mm256_cvtph_ps (__m128i __A) 53{ 54 return (__m256) __builtin_ia32_vcvtph2ps256 ((__v8hi) __A); 55} 56 57#ifdef __OPTIMIZE__ 58extern __inline unsigned short __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 59_cvtss_sh (float __F, const int __I) 60{ 61 __v4sf __A = __extension__ (__v4sf){ __F, 0, 0, 0 }; 62 __v8hi __H = __builtin_ia32_vcvtps2ph (__A, __I); 63 return (unsigned short) __builtin_ia32_vec_ext_v8hi (__H, 0); 64} 65 66extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 67_mm_cvtps_ph (__m128 __A, const int __I) 68{ 69 return (__m128i) __builtin_ia32_vcvtps2ph ((__v4sf) __A, __I); 70} 71 72extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 73_mm256_cvtps_ph (__m256 __A, const int __I) 74{ 75 return (__m128i) __builtin_ia32_vcvtps2ph256 ((__v8sf) __A, __I); 76} 77#else 78#define _cvtss_sh(__F, __I) \ 79 (__extension__ \ 80 ({ \ 81 __v4sf __A = __extension__ (__v4sf){ __F, 0, 0, 0 }; \ 82 __v8hi __H = __builtin_ia32_vcvtps2ph (__A, __I); \ 83 (unsigned short) __builtin_ia32_vec_ext_v8hi (__H, 0); \ 84 })) 85 86#define _mm_cvtps_ph(A, I) \ 87 ((__m128i) __builtin_ia32_vcvtps2ph ((__v4sf)(__m128) A, (int) (I))) 88 89#define _mm256_cvtps_ph(A, I) \ 90 ((__m128i) __builtin_ia32_vcvtps2ph256 ((__v8sf)(__m256) A, (int) (I))) 91#endif /* __OPTIMIZE */ 92 93#ifdef __DISABLE_F16C__ 94#undef __DISABLE_F16C__ 95#pragma GCC pop_options 96#endif /* __DISABLE_F16C__ */ 97 98#endif /* _F16CINTRIN_H_INCLUDED */ 99