1 /* 2 * Copyright © 2013 Intel Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 21 * DEALINGS IN THE SOFTWARE. 22 */ 23 24 /* 25 * To share code with mesa without having to do big modifications and still be 26 * able to sync files together at a later point, this file holds macros and 27 * types defined in mesa's core headers. 28 */ 29 30 #ifndef __BRW_COMPAT_H__ 31 #define __BRW_COMPAT_H__ 32 33 #ifdef __cplusplus 34 extern "C" { 35 #endif 36 37 /** 38 * * __builtin_expect macros 39 * */ 40 #if !defined(__GNUC__) 41 # define __builtin_expect(x, y) (x) 42 #endif 43 44 #ifndef likely 45 # ifdef __GNUC__ 46 # define likely(x) __builtin_expect(!!(x), 1) 47 # define unlikely(x) __builtin_expect(!!(x), 0) 48 # else 49 # define likely(x) (x) 50 # define unlikely(x) (x) 51 # endif 52 #endif 53 54 #if (__GNUC__ >= 3) 55 #define PRINTFLIKE(f, a) __attribute__ ((format(__printf__, f, a))) 56 #else 57 #define PRINTFLIKE(f, a) 58 #endif 59 60 #define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0])) 61 #define Elements(x) ARRAY_SIZE(x) 62 63 typedef union { float f; int i; unsigned u; } fi_type; 64 65 #ifdef __cplusplus 66 } /* end of extern "C" */ 67 #endif 68 69 #endif /* __BRW_COMPAT_H__ */ 70