1 /* 2 * Copyright 2017 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 * on the rights to use, copy, modify, merge, publish, distribute, sub 8 * license, and/or sell copies of the Software, and to permit persons to whom 9 * the 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 NON-INFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 21 * USE OR OTHER DEALINGS IN THE SOFTWARE. 22 */ 23 24 /** 25 * \file 26 * \brief SPIRV-V extension handling. See ARB_spirv_extensions 27 */ 28 29 #ifndef _SPIRVEXTENSIONS_H_ 30 #define _SPIRVEXTENSIONS_H_ 31 32 #include "mtypes.h" 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 enum SpvExtension { 39 SPV_KHR_16bit_storage = 0, 40 SPV_KHR_device_group, 41 SPV_KHR_multiview, 42 SPV_KHR_shader_ballot, 43 SPV_KHR_shader_draw_parameters, 44 SPV_KHR_storage_buffer_storage_class, 45 SPV_KHR_subgroup_vote, 46 SPV_KHR_variable_pointers, 47 SPV_AMD_gcn_shader, 48 SPV_EXTENSIONS_COUNT 49 }; 50 51 struct spirv_supported_extensions { 52 /** Flags the supported extensions. Array to make it easier to iterate. */ 53 bool supported[SPV_EXTENSIONS_COUNT]; 54 55 /** Number of supported extensions */ 56 unsigned int count; 57 }; 58 59 extern GLuint 60 _mesa_get_spirv_extension_count(struct gl_context *ctx); 61 62 extern const GLubyte * 63 _mesa_get_enabled_spirv_extension(struct gl_context *ctx, 64 GLuint index); 65 66 const char *_mesa_spirv_extensions_to_string(enum SpvExtension ext); 67 68 void _mesa_fill_supported_spirv_extensions(struct spirv_supported_extensions *ext, 69 const struct spirv_supported_capabilities *cap); 70 71 #ifdef __cplusplus 72 } 73 #endif 74 75 #endif /* SPIRVEXTENSIONS_H */ 76