mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-27 05:40:06 +00:00
197 lines
6.7 KiB
C
197 lines
6.7 KiB
C
// Copyright (c) 2015 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_OPCODE_H_
|
|
#define LIBSPIRV_OPCODE_H_
|
|
|
|
#include "instruction.h"
|
|
#include "libspirv/libspirv.h"
|
|
#include "table.h"
|
|
|
|
// Functions
|
|
|
|
/// @brief Get the name of the SPIR-V generator.
|
|
///
|
|
/// See the registry at
|
|
/// https://www.khronos.org/registry/spir-v/api/spir-v.xml
|
|
///
|
|
/// @param[in] generator Khronos SPIR-V generator ID
|
|
///
|
|
/// @return string name
|
|
const char* spvGeneratorStr(uint32_t generator);
|
|
|
|
/// @brief Combine word count and Opcode enumerant in single word
|
|
///
|
|
/// @param[in] wordCount Opcode consumes
|
|
/// @param[in] opcode enumerant value
|
|
///
|
|
/// @return Opcode word
|
|
uint32_t spvOpcodeMake(uint16_t wordCount, SpvOp opcode);
|
|
|
|
/// @brief Split the binary opcode into its constituent parts
|
|
///
|
|
/// @param[in] word binary opcode to split
|
|
/// @param[out] wordCount the returned number of words (optional)
|
|
/// @param[out] opcode the returned opcode enumerant (optional)
|
|
void spvOpcodeSplit(const uint32_t word, uint16_t* wordCount, SpvOp* opcode);
|
|
|
|
/// @brief Find the named Opcode in the table
|
|
///
|
|
/// @param[in] table to lookup
|
|
/// @param[in] name name of Opcode to find
|
|
/// @param[out] pEntry returned Opcode table entry
|
|
///
|
|
/// @return result code
|
|
spv_result_t spvOpcodeTableNameLookup(const spv_opcode_table table,
|
|
const char* name,
|
|
spv_opcode_desc* pEntry);
|
|
|
|
/// @brief Find the opcode ID in the table
|
|
///
|
|
/// @param[out] table to lookup
|
|
/// @param[in] opcode value of Opcode to fine
|
|
/// @param[out] pEntry return Opcode table entry
|
|
///
|
|
/// @return result code
|
|
spv_result_t spvOpcodeTableValueLookup(const spv_opcode_table table,
|
|
const SpvOp opcode,
|
|
spv_opcode_desc* pEntry);
|
|
|
|
/// @brief Get the argument index for the <result-id> operand, if any.
|
|
///
|
|
/// @param[in] entry the Opcode entry
|
|
///
|
|
/// @return index for the <result-id> operand, or
|
|
/// SPV_OPERAND_INVALID_RESULT_ID_INDEX if the given opcode
|
|
/// doesn't have a <result-id> operand.
|
|
//
|
|
/// For example, 0 means <result-id> is the first argument, i.e. right after
|
|
/// the wordcount/opcode word.
|
|
int16_t spvOpcodeResultIdIndex(spv_opcode_desc entry);
|
|
|
|
/// @brief Determine if the Opcode has capability requirements.
|
|
///
|
|
/// This function does not check if @a entry is valid.
|
|
///
|
|
/// @param[in] entry the Opcode entry
|
|
///
|
|
/// @return zero if false, non-zero otherwise
|
|
int32_t spvOpcodeRequiresCapabilities(spv_opcode_desc entry);
|
|
|
|
/// @brief Copy an instructions word and fix the endianness
|
|
///
|
|
/// @param[in] words the input instruction stream
|
|
/// @param[in] opcode the instructions Opcode
|
|
/// @param[in] wordCount the number of words to copy
|
|
/// @param[in] endian the endianness of the stream
|
|
/// @param[out] pInst the returned instruction
|
|
void spvInstructionCopy(const uint32_t* words, const SpvOp opcode,
|
|
const uint16_t wordCount, const spv_endianness_t endian,
|
|
spv_instruction_t* pInst);
|
|
|
|
/// @brief Get the name of an instruction, without the "Op" prefix.
|
|
///
|
|
/// @param[in] opcode the opcode
|
|
///
|
|
/// @return the opcode string
|
|
const char* spvOpcodeString(const SpvOp opcode);
|
|
|
|
/// @brief Determine if the OpCode is a scalar type
|
|
///
|
|
/// @param[in] opcode the opcode
|
|
///
|
|
/// @return zero if false, non-zero otherwise
|
|
int32_t spvOpcodeIsScalarType(const SpvOp opcode);
|
|
|
|
/// @brief Determine if the Opcode is a constant
|
|
///
|
|
/// @param[in] opcode the opcode
|
|
///
|
|
/// @return zero if false, non-zero otherwise
|
|
int32_t spvOpcodeIsConstant(const SpvOp opcode);
|
|
|
|
/// @brief Determine if the Opcode is a composite type
|
|
///
|
|
/// @param[in] opcode the opcode
|
|
///
|
|
/// @return zero if false, non-zero otherwise
|
|
int32_t spvOpcodeIsComposite(const SpvOp opcode);
|
|
|
|
/// @brief Deep comparison of type declaration instructions
|
|
///
|
|
/// @param[in] pTypeInst0 type definition zero
|
|
/// @param[in] pTypeInst1 type definition one
|
|
///
|
|
/// @return zero if false, non-zero otherwise
|
|
int32_t spvOpcodeAreTypesEqual(const spv_instruction_t* pTypeInst0,
|
|
const spv_instruction_t* pTypeInst1);
|
|
|
|
/// @brief Determine if the Opcode results in a pointer
|
|
///
|
|
/// @param[in] opcode the opcode
|
|
///
|
|
/// @return zero if false, non-zero otherwise
|
|
int32_t spvOpcodeIsPointer(const SpvOp opcode);
|
|
|
|
/// @brief Determine if the Opcode results in a instantation of a non-void type
|
|
///
|
|
/// @param[in] opcode the opcode
|
|
///
|
|
/// @return zero if false, non-zero otherwise
|
|
int32_t spvOpcodeIsObject(const SpvOp opcode);
|
|
|
|
/// @brief Determine if the scalar type Opcode is nullable
|
|
///
|
|
/// @param[in] opcode the opcode
|
|
///
|
|
/// @return zero if false, non-zero otherwise
|
|
int32_t spvOpcodeIsBasicTypeNullable(SpvOp opcode);
|
|
|
|
/// @brief Determine if instruction is in a basic block
|
|
///
|
|
/// @param[in] pFirstInst first instruction in the stream
|
|
/// @param[in] pInst current instruction
|
|
///
|
|
/// @return zero if false, non-zero otherwise
|
|
int32_t spvInstructionIsInBasicBlock(const spv_instruction_t* pFirstInst,
|
|
const spv_instruction_t* pInst);
|
|
|
|
/// @brief Determine if the Opcode contains a value
|
|
///
|
|
/// @param[in] opcode the opcode
|
|
///
|
|
/// @return zero if false, non-zero otherwise
|
|
int32_t spvOpcodeIsValue(SpvOp opcode);
|
|
|
|
/// @brief Determine if the Opcode generates a type
|
|
///
|
|
/// @param[in] opcode the opcode
|
|
///
|
|
/// @return zero if false, non-zero otherwise
|
|
int32_t spvOpcodeGeneratesType(SpvOp op);
|
|
|
|
#endif // LIBSPIRV_OPCODE_H_
|