99 lines
3.0 KiB
C
99 lines
3.0 KiB
C
/*
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* Copyright 2017 Advanced Micro Devices, Inc.
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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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* on the rights to use, copy, modify, merge, publish, distribute, sub
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* license, and/or sell copies of the Software, and to permit persons to whom
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* the 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 NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef GLSPIRV_H
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#define GLSPIRV_H
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#include "compiler/nir/nir.h"
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#include "main/glheader.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct gl_shader_program;
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struct gl_context;
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struct gl_shader;
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/**
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* A SPIR-V module contains the raw SPIR-V binary as set by ShaderBinary.
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*
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* It is reference-counted, because the same module can be attached to multiple
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* shader objects simultaneously.
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*/
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struct gl_spirv_module {
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unsigned RefCount;
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GLint Length;
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char Binary[0];
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};
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/**
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* SPIR-V data needed to compile and link a SPIR-V shader.
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*
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* It includes a SPIR-V binary that is potentially shared among different
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* shaders; and shader-specific specialization constants and entry point.
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*
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* It is reference-counted because it is shared between gl_shader and its
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* corresponding gl_linked_shader.
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*/
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struct gl_shader_spirv_data {
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GLint RefCount;
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struct gl_spirv_module *SpirVModule;
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GLchar *SpirVEntryPoint;
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GLuint NumSpecializationConstants;
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GLuint *SpecializationConstantsIndex;
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GLuint *SpecializationConstantsValue;
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};
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void
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_mesa_spirv_module_reference(struct gl_spirv_module **dest,
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struct gl_spirv_module *src);
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void
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_mesa_shader_spirv_data_reference(struct gl_shader_spirv_data **dest,
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struct gl_shader_spirv_data *src);
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void
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_mesa_spirv_shader_binary(struct gl_context *ctx,
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unsigned n, struct gl_shader **shaders,
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const void* binary, size_t length);
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void
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_mesa_spirv_link_shaders(struct gl_context *ctx,
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struct gl_shader_program *prog);
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nir_shader *
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_mesa_spirv_to_nir(struct gl_context *ctx,
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const struct gl_shader_program *prog,
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gl_shader_stage stage,
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const nir_shader_compiler_options *options);
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#ifdef __cplusplus
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}
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#endif
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#endif /* GLSPIRV_H */
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