mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-23 12:10:06 +00:00
60 lines
2.5 KiB
C++
60 lines
2.5 KiB
C++
// Copyright (c) 2015-2016 The Khronos Group Inc.
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining a
|
|
// copy of this software and/or associated documentation files (the
|
|
// "Materials"), to deal in the Materials without restriction, including
|
|
// without limitation the rights to use, copy, modify, merge, publish,
|
|
// distribute, sublicense, and/or sell copies of the Materials, and to
|
|
// permit persons to whom the Materials are furnished to do so, subject to
|
|
// the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be included
|
|
// in all copies or substantial portions of the Materials.
|
|
//
|
|
// MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS
|
|
// KHRONOS STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS
|
|
// SPECIFICATIONS AND HEADER INFORMATION ARE LOCATED AT
|
|
// https://www.khronos.org/registry/
|
|
//
|
|
// THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
|
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
|
|
// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
|
|
// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
|
// MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
|
|
|
|
#ifndef LIBSPIRV_INSTRUCTION_H_
|
|
#define LIBSPIRV_INSTRUCTION_H_
|
|
|
|
#include <cstdint>
|
|
#include <vector>
|
|
|
|
#include "spirv-tools/libspirv.h"
|
|
#include "spirv/1.1/spirv.h"
|
|
|
|
// Describes an instruction.
|
|
struct spv_instruction_t {
|
|
// Normally, both opcode and extInstType contain valid data.
|
|
// However, when the assembler parses !<number> as the first word in
|
|
// an instruction and opcode and extInstType are invalid.
|
|
SpvOp opcode;
|
|
spv_ext_inst_type_t extInstType;
|
|
|
|
// The Id of the result type, if this instruction has one. Zero otherwise.
|
|
uint32_t resultTypeId;
|
|
|
|
// The instruction, as a sequence of 32-bit words.
|
|
// For a regular instruction the opcode and word count are combined
|
|
// in words[0], as described in the SPIR-V spec.
|
|
// Otherwise, the first token was !<number>, and that number appears
|
|
// in words[0]. Subsequent elements are the result of parsing
|
|
// tokens in the alternate parsing mode as described in syntax.md.
|
|
std::vector<uint32_t> words;
|
|
};
|
|
|
|
// Appends a word to an instruction, without checking for overflow.
|
|
void spvInstructionAddWord(spv_instruction_t* inst, uint32_t value);
|
|
|
|
#endif // LIBSPIRV_INSTRUCTION_H_
|