linker_util.h revision b8e80941 
1/*
2 * Copyright © 2018 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#ifndef GLSL_LINKER_UTIL_H
25#define GLSL_LINKER_UTIL_H
26
27struct gl_shader_program;
28struct gl_uniform_storage;
29
30#ifdef __cplusplus
31extern "C" {
32#endif
33
34/**
35 * Sometimes there are empty slots left over in UniformRemapTable after we
36 * allocate slots to explicit locations. This struct represents a single
37 * continouous block of empty slots in UniformRemapTable.
38 */
39struct empty_uniform_block {
40   struct exec_node link;
41   /* The start location of the block */
42   unsigned start;
43   /* The number of slots in the block */
44   unsigned slots;
45};
46
47void
48linker_error(struct gl_shader_program *prog, const char *fmt, ...);
49
50void
51linker_warning(struct gl_shader_program *prog, const char *fmt, ...);
52
53bool
54link_util_add_program_resource(struct gl_shader_program *prog,
55                               struct set *resource_set,
56                               GLenum type, const void *data, uint8_t stages);
57
58int
59link_util_find_empty_block(struct gl_shader_program *prog,
60                           struct gl_uniform_storage *uniform);
61
62void
63link_util_update_empty_uniform_locations(struct gl_shader_program *prog);
64
65#ifdef __cplusplus
66}
67#endif
68
69#endif /* GLSL_LINKER_UTIL_H */
70