103 lines
3.1 KiB
C
103 lines
3.1 KiB
C
/*
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* Copyright © Microsoft 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 DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef SPIRV_TO_DXIL_H
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#define SPIRV_TO_DXIL_H
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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// NB: I've copy and pasted some types into this header so we don't have to
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// include other headers. This will surely break if any of these types change.
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// Copy of gl_shader_stage
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typedef enum {
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DXIL_SPIRV_SHADER_NONE = -1,
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DXIL_SPIRV_SHADER_VERTEX = 0,
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DXIL_SPIRV_SHADER_TESS_CTRL = 1,
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DXIL_SPIRV_SHADER_TESS_EVAL = 2,
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DXIL_SPIRV_SHADER_GEOMETRY = 3,
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DXIL_SPIRV_SHADER_FRAGMENT = 4,
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DXIL_SPIRV_SHADER_COMPUTE = 5,
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DXIL_SPIRV_SHADER_KERNEL = 6,
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} dxil_spirv_shader_stage;
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// Copy of nir_spirv_const_value
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typedef union {
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bool b;
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float f32;
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double f64;
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int8_t i8;
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uint8_t u8;
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int16_t i16;
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uint16_t u16;
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int32_t i32;
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uint32_t u32;
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int64_t i64;
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uint64_t u64;
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} dxil_spirv_const_value;
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// Copy of nir_spirv_specialization
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struct dxil_spirv_specialization {
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uint32_t id;
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dxil_spirv_const_value value;
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bool defined_on_module;
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};
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/**
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* Compile a SPIR-V module into DXIL.
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* \param words SPIR-V module to compile
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* \param word_count number of words in the SPIR-V module
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* \param specializations specialization constants to compile with the shader
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* \param num_specializations number of specialization constants
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* \param buffer will contain the DXIL bytes on success. Needs to be freed()
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* \param size length of returned buffer
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* \return true if compilation succeeded
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*/
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bool
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spirv_to_dxil(const uint32_t* words,
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size_t word_count,
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struct dxil_spirv_specialization* specializations,
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unsigned int num_specializations,
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dxil_spirv_shader_stage stage,
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const char* entry_point_name,
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void** buffer,
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size_t* size);
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/**
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* Free the buffer allocated by spirv_to_dxil.
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*/
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void
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spirv_to_dxil_free(void* buffer);
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#ifdef __cplusplus
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}
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#endif
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#endif
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