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1 | /* ARM FP16 intrinsics include file. |
2 | ||
a945c346 | 3 | Copyright (C) 2016-2024 Free Software Foundation, Inc. |
29c3d574 MW |
4 | Contributed by ARM Ltd. |
5 | ||
6 | This file is part of GCC. | |
7 | ||
8 | GCC is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU General Public License as published | |
10 | by the Free Software Foundation; either version 3, or (at your | |
11 | option) any later version. | |
12 | ||
13 | GCC is distributed in the hope that it will be useful, but WITHOUT | |
14 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
15 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
16 | License for more details. | |
17 | ||
18 | Under Section 7 of GPL version 3, you are granted additional | |
19 | permissions described in the GCC Runtime Library Exception, version | |
20 | 3.1, as published by the Free Software Foundation. | |
21 | ||
22 | You should have received a copy of the GNU General Public License and | |
23 | a copy of the GCC Runtime Library Exception along with this program; | |
24 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
25 | <http://www.gnu.org/licenses/>. */ | |
26 | ||
27 | #ifndef _GCC_ARM_FP16_H | |
28 | #define _GCC_ARM_FP16_H 1 | |
29 | ||
30 | #ifdef __cplusplus | |
31 | extern "C" { | |
32 | #endif | |
33 | ||
34 | #include <stdint.h> | |
35 | ||
36 | /* Intrinsics for FP16 instructions. */ | |
37 | #pragma GCC push_options | |
38 | #pragma GCC target ("fpu=fp-armv8") | |
39 | ||
40 | #if defined (__ARM_FEATURE_FP16_SCALAR_ARITHMETIC) | |
41 | ||
42 | typedef __fp16 float16_t; | |
43 | ||
44 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
45 | vabsh_f16 (float16_t __a) | |
46 | { | |
47 | return __builtin_neon_vabshf (__a); | |
48 | } | |
49 | ||
50 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
51 | vaddh_f16 (float16_t __a, float16_t __b) | |
52 | { | |
53 | return __a + __b; | |
54 | } | |
55 | ||
56 | __extension__ static __inline int32_t __attribute__ ((__always_inline__)) | |
57 | vcvtah_s32_f16 (float16_t __a) | |
58 | { | |
59 | return __builtin_neon_vcvtahssi (__a); | |
60 | } | |
61 | ||
62 | __extension__ static __inline uint32_t __attribute__ ((__always_inline__)) | |
63 | vcvtah_u32_f16 (float16_t __a) | |
64 | { | |
65 | return __builtin_neon_vcvtahusi (__a); | |
66 | } | |
67 | ||
68 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
69 | vcvth_f16_s32 (int32_t __a) | |
70 | { | |
71 | return __builtin_neon_vcvthshf (__a); | |
72 | } | |
73 | ||
74 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
75 | vcvth_f16_u32 (uint32_t __a) | |
76 | { | |
77 | return __builtin_neon_vcvthuhf (__a); | |
78 | } | |
79 | ||
80 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
81 | vcvth_n_f16_s32 (int32_t __a, const int __b) | |
82 | { | |
83 | return __builtin_neon_vcvths_nhf (__a, __b); | |
84 | } | |
85 | ||
86 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
87 | vcvth_n_f16_u32 (uint32_t __a, const int __b) | |
88 | { | |
89 | return __builtin_neon_vcvthu_nhf ((int32_t)__a, __b); | |
90 | } | |
91 | ||
92 | __extension__ static __inline int32_t __attribute__ ((__always_inline__)) | |
93 | vcvth_n_s32_f16 (float16_t __a, const int __b) | |
94 | { | |
95 | return __builtin_neon_vcvths_nsi (__a, __b); | |
96 | } | |
97 | ||
98 | __extension__ static __inline uint32_t __attribute__ ((__always_inline__)) | |
99 | vcvth_n_u32_f16 (float16_t __a, const int __b) | |
100 | { | |
101 | return (uint32_t)__builtin_neon_vcvthu_nsi (__a, __b); | |
102 | } | |
103 | ||
104 | __extension__ static __inline int32_t __attribute__ ((__always_inline__)) | |
105 | vcvth_s32_f16 (float16_t __a) | |
106 | { | |
107 | return __builtin_neon_vcvthssi (__a); | |
108 | } | |
109 | ||
110 | __extension__ static __inline uint32_t __attribute__ ((__always_inline__)) | |
111 | vcvth_u32_f16 (float16_t __a) | |
112 | { | |
113 | return __builtin_neon_vcvthusi (__a); | |
114 | } | |
115 | ||
116 | __extension__ static __inline int32_t __attribute__ ((__always_inline__)) | |
117 | vcvtmh_s32_f16 (float16_t __a) | |
118 | { | |
119 | return __builtin_neon_vcvtmhssi (__a); | |
120 | } | |
121 | ||
122 | __extension__ static __inline uint32_t __attribute__ ((__always_inline__)) | |
123 | vcvtmh_u32_f16 (float16_t __a) | |
124 | { | |
125 | return __builtin_neon_vcvtmhusi (__a); | |
126 | } | |
127 | ||
128 | __extension__ static __inline int32_t __attribute__ ((__always_inline__)) | |
129 | vcvtnh_s32_f16 (float16_t __a) | |
130 | { | |
131 | return __builtin_neon_vcvtnhssi (__a); | |
132 | } | |
133 | ||
134 | __extension__ static __inline uint32_t __attribute__ ((__always_inline__)) | |
135 | vcvtnh_u32_f16 (float16_t __a) | |
136 | { | |
137 | return __builtin_neon_vcvtnhusi (__a); | |
138 | } | |
139 | ||
140 | __extension__ static __inline int32_t __attribute__ ((__always_inline__)) | |
141 | vcvtph_s32_f16 (float16_t __a) | |
142 | { | |
143 | return __builtin_neon_vcvtphssi (__a); | |
144 | } | |
145 | ||
146 | __extension__ static __inline uint32_t __attribute__ ((__always_inline__)) | |
147 | vcvtph_u32_f16 (float16_t __a) | |
148 | { | |
149 | return __builtin_neon_vcvtphusi (__a); | |
150 | } | |
151 | ||
152 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
153 | vdivh_f16 (float16_t __a, float16_t __b) | |
154 | { | |
155 | return __a / __b; | |
156 | } | |
157 | ||
158 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
159 | vfmah_f16 (float16_t __a, float16_t __b, float16_t __c) | |
160 | { | |
161 | return __builtin_neon_vfmahf (__a, __b, __c); | |
162 | } | |
163 | ||
164 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
165 | vfmsh_f16 (float16_t __a, float16_t __b, float16_t __c) | |
166 | { | |
167 | return __builtin_neon_vfmshf (__a, __b, __c); | |
168 | } | |
169 | ||
170 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
171 | vmaxnmh_f16 (float16_t __a, float16_t __b) | |
172 | { | |
173 | return __builtin_neon_vmaxnmhf (__a, __b); | |
174 | } | |
175 | ||
176 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
177 | vminnmh_f16 (float16_t __a, float16_t __b) | |
178 | { | |
179 | return __builtin_neon_vminnmhf (__a, __b); | |
180 | } | |
181 | ||
182 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
183 | vmulh_f16 (float16_t __a, float16_t __b) | |
184 | { | |
185 | return __a * __b; | |
186 | } | |
187 | ||
188 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
189 | vnegh_f16 (float16_t __a) | |
190 | { | |
191 | return - __a; | |
192 | } | |
193 | ||
194 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
195 | vrndah_f16 (float16_t __a) | |
196 | { | |
197 | return __builtin_neon_vrndahf (__a); | |
198 | } | |
199 | ||
200 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
201 | vrndh_f16 (float16_t __a) | |
202 | { | |
203 | return __builtin_neon_vrndhf (__a); | |
204 | } | |
205 | ||
206 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
207 | vrndih_f16 (float16_t __a) | |
208 | { | |
209 | return __builtin_neon_vrndihf (__a); | |
210 | } | |
211 | ||
212 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
213 | vrndmh_f16 (float16_t __a) | |
214 | { | |
215 | return __builtin_neon_vrndmhf (__a); | |
216 | } | |
217 | ||
218 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
219 | vrndnh_f16 (float16_t __a) | |
220 | { | |
221 | return __builtin_neon_vrndnhf (__a); | |
222 | } | |
223 | ||
224 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
225 | vrndph_f16 (float16_t __a) | |
226 | { | |
227 | return __builtin_neon_vrndphf (__a); | |
228 | } | |
229 | ||
230 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
231 | vrndxh_f16 (float16_t __a) | |
232 | { | |
233 | return __builtin_neon_vrndxhf (__a); | |
234 | } | |
235 | ||
236 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
237 | vsqrth_f16 (float16_t __a) | |
238 | { | |
239 | return __builtin_neon_vsqrthf (__a); | |
240 | } | |
241 | ||
242 | __extension__ static __inline float16_t __attribute__ ((__always_inline__)) | |
243 | vsubh_f16 (float16_t __a, float16_t __b) | |
244 | { | |
245 | return __a - __b; | |
246 | } | |
247 | ||
248 | #endif /* __ARM_FEATURE_FP16_SCALAR_ARITHMETIC */ | |
249 | #pragma GCC pop_options | |
250 | ||
251 | #ifdef __cplusplus | |
252 | } | |
253 | #endif | |
254 | ||
255 | #endif |