6afd0954e1
We will reuse this helper in the NIR linker in the following patches. Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4623>
113 lines
3.7 KiB
C
113 lines
3.7 KiB
C
/*
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* Copyright © 2018 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef GLSL_LINKER_UTIL_H
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#define GLSL_LINKER_UTIL_H
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#include "util/bitset.h"
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struct gl_context;
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struct gl_shader_program;
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struct gl_uniform_storage;
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Sometimes there are empty slots left over in UniformRemapTable after we
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* allocate slots to explicit locations. This struct represents a single
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* continouous block of empty slots in UniformRemapTable.
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*/
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struct empty_uniform_block {
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struct exec_node link;
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/* The start location of the block */
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unsigned start;
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/* The number of slots in the block */
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unsigned slots;
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};
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/**
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* Describes an access of an array element or an access of the whole array
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*/
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struct array_deref_range {
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/**
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* Index that was accessed.
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*
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* All valid array indices are less than the size of the array. If index
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* is equal to the size of the array, this means the entire array has been
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* accessed (e.g., due to use of a non-constant index).
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*/
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unsigned index;
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/** Size of the array. Used for offset calculations. */
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unsigned size;
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};
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void
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linker_error(struct gl_shader_program *prog, const char *fmt, ...);
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void
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linker_warning(struct gl_shader_program *prog, const char *fmt, ...);
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bool
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link_util_should_add_buffer_variable(struct gl_shader_program *prog,
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struct gl_uniform_storage *uniform,
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int top_level_array_base_offset,
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int top_level_array_size_in_bytes,
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int second_element_offset,
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int block_index);
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bool
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link_util_add_program_resource(struct gl_shader_program *prog,
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struct set *resource_set,
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GLenum type, const void *data, uint8_t stages);
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int
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link_util_find_empty_block(struct gl_shader_program *prog,
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struct gl_uniform_storage *uniform);
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void
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link_util_update_empty_uniform_locations(struct gl_shader_program *prog);
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void
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link_util_check_subroutine_resources(struct gl_shader_program *prog);
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void
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link_util_check_uniform_resources(struct gl_context *ctx,
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struct gl_shader_program *prog);
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void
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link_util_calculate_subroutine_compat(struct gl_shader_program *prog);
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void
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link_util_mark_array_elements_referenced(const struct array_deref_range *dr,
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unsigned count, unsigned array_depth,
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BITSET_WORD *bits);
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#ifdef __cplusplus
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}
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#endif
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#endif /* GLSL_LINKER_UTIL_H */
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