1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef RS_RUNTIME_RS_F16_UTIL 18 #define RS_RUNTIME_RS_F16_UTIL 19 20 typedef union { 21 half hval; 22 short sval; 23 } fp16_shape_type; 24 25 /* half h = unsigned short s; */ 26 #define SET_HALF_WORD(h, s) \ 27 do { \ 28 fp16_shape_type fp16_u; \ 29 fp16_u.sval = (s); \ 30 (h) = fp16_u.hval; \ 31 } while (0) 32 33 /* unsigned short s = half h; */ 34 #define GET_HALF_WORD(s, h) \ 35 do { \ 36 fp16_shape_type fp16_u; \ 37 fp16_u.hval = (h); \ 38 (s) = fp16_u.sval; \ 39 } while (0) 40 41 #endif // RS_RUNTIME_RS_F16_UTIL 42