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
35extern "C" {
36#endif
37
38enum 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
51struct 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
59extern GLuint
60_mesa_get_spirv_extension_count(struct gl_context *ctx);
61
62extern const GLubyte *
63_mesa_get_enabled_spirv_extension(struct gl_context *ctx,
64                                  GLuint index);
65
66const char *_mesa_spirv_extensions_to_string(enum SpvExtension ext);
67
68void _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