679 lines
19 KiB
C++
679 lines
19 KiB
C++
// Copyright (c) 2015-2016 The Khronos Group Inc.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
#include "source/opcode.h"
|
|
|
|
#include <assert.h>
|
|
#include <string.h>
|
|
|
|
#include <algorithm>
|
|
#include <cstdlib>
|
|
|
|
#include "source/instruction.h"
|
|
#include "source/macro.h"
|
|
#include "source/spirv_constant.h"
|
|
#include "source/spirv_endian.h"
|
|
#include "source/spirv_target_env.h"
|
|
#include "spirv-tools/libspirv.h"
|
|
|
|
namespace {
|
|
struct OpcodeDescPtrLen {
|
|
const spv_opcode_desc_t* ptr;
|
|
uint32_t len;
|
|
};
|
|
|
|
#include "core.insts-unified1.inc"
|
|
|
|
static const spv_opcode_table_t kOpcodeTable = {ARRAY_SIZE(kOpcodeTableEntries),
|
|
kOpcodeTableEntries};
|
|
|
|
// Represents a vendor tool entry in the SPIR-V XML Regsitry.
|
|
struct VendorTool {
|
|
uint32_t value;
|
|
const char* vendor;
|
|
const char* tool; // Might be empty string.
|
|
const char* vendor_tool; // Combiantion of vendor and tool.
|
|
};
|
|
|
|
const VendorTool vendor_tools[] = {
|
|
#include "generators.inc"
|
|
};
|
|
|
|
} // anonymous namespace
|
|
|
|
// TODO(dneto): Move this to another file. It doesn't belong with opcode
|
|
// processing.
|
|
const char* spvGeneratorStr(uint32_t generator) {
|
|
auto where = std::find_if(
|
|
std::begin(vendor_tools), std::end(vendor_tools),
|
|
[generator](const VendorTool& vt) { return generator == vt.value; });
|
|
if (where != std::end(vendor_tools)) return where->vendor_tool;
|
|
return "Unknown";
|
|
}
|
|
|
|
uint32_t spvOpcodeMake(uint16_t wordCount, SpvOp opcode) {
|
|
return ((uint32_t)opcode) | (((uint32_t)wordCount) << 16);
|
|
}
|
|
|
|
void spvOpcodeSplit(const uint32_t word, uint16_t* pWordCount,
|
|
uint16_t* pOpcode) {
|
|
if (pWordCount) {
|
|
*pWordCount = (uint16_t)((0xffff0000 & word) >> 16);
|
|
}
|
|
if (pOpcode) {
|
|
*pOpcode = 0x0000ffff & word;
|
|
}
|
|
}
|
|
|
|
spv_result_t spvOpcodeTableGet(spv_opcode_table* pInstTable, spv_target_env) {
|
|
if (!pInstTable) return SPV_ERROR_INVALID_POINTER;
|
|
|
|
// Descriptions of each opcode. Each entry describes the format of the
|
|
// instruction that follows a particular opcode.
|
|
|
|
*pInstTable = &kOpcodeTable;
|
|
return SPV_SUCCESS;
|
|
}
|
|
|
|
spv_result_t spvOpcodeTableNameLookup(spv_target_env env,
|
|
const spv_opcode_table table,
|
|
const char* name,
|
|
spv_opcode_desc* pEntry) {
|
|
if (!name || !pEntry) return SPV_ERROR_INVALID_POINTER;
|
|
if (!table) return SPV_ERROR_INVALID_TABLE;
|
|
|
|
// TODO: This lookup of the Opcode table is suboptimal! Binary sort would be
|
|
// preferable but the table requires sorting on the Opcode name, but it's
|
|
// static const initialized and matches the order of the spec.
|
|
const size_t nameLength = strlen(name);
|
|
const auto version = spvVersionForTargetEnv(env);
|
|
for (uint64_t opcodeIndex = 0; opcodeIndex < table->count; ++opcodeIndex) {
|
|
const spv_opcode_desc_t& entry = table->entries[opcodeIndex];
|
|
// We considers the current opcode as available as long as
|
|
// 1. The target environment satisfies the minimal requirement of the
|
|
// opcode; or
|
|
// 2. There is at least one extension enabling this opcode.
|
|
//
|
|
// Note that the second rule assumes the extension enabling this instruction
|
|
// is indeed requested in the SPIR-V code; checking that should be
|
|
// validator's work.
|
|
if (((version >= entry.minVersion && version <= entry.lastVersion) ||
|
|
entry.numExtensions > 0u || entry.numCapabilities > 0u) &&
|
|
nameLength == strlen(entry.name) &&
|
|
!strncmp(name, entry.name, nameLength)) {
|
|
// NOTE: Found out Opcode!
|
|
*pEntry = &entry;
|
|
return SPV_SUCCESS;
|
|
}
|
|
}
|
|
|
|
return SPV_ERROR_INVALID_LOOKUP;
|
|
}
|
|
|
|
spv_result_t spvOpcodeTableValueLookup(spv_target_env env,
|
|
const spv_opcode_table table,
|
|
const SpvOp opcode,
|
|
spv_opcode_desc* pEntry) {
|
|
if (!table) return SPV_ERROR_INVALID_TABLE;
|
|
if (!pEntry) return SPV_ERROR_INVALID_POINTER;
|
|
|
|
const auto beg = table->entries;
|
|
const auto end = table->entries + table->count;
|
|
|
|
spv_opcode_desc_t needle = {"", opcode, 0, nullptr, 0, {},
|
|
false, false, 0, nullptr, ~0u, ~0u};
|
|
|
|
auto comp = [](const spv_opcode_desc_t& lhs, const spv_opcode_desc_t& rhs) {
|
|
return lhs.opcode < rhs.opcode;
|
|
};
|
|
|
|
// We need to loop here because there can exist multiple symbols for the same
|
|
// opcode value, and they can be introduced in different target environments,
|
|
// which means they can have different minimal version requirements.
|
|
// Assumes the underlying table is already sorted ascendingly according to
|
|
// opcode value.
|
|
const auto version = spvVersionForTargetEnv(env);
|
|
for (auto it = std::lower_bound(beg, end, needle, comp);
|
|
it != end && it->opcode == opcode; ++it) {
|
|
// We considers the current opcode as available as long as
|
|
// 1. The target environment satisfies the minimal requirement of the
|
|
// opcode; or
|
|
// 2. There is at least one extension enabling this opcode.
|
|
//
|
|
// Note that the second rule assumes the extension enabling this instruction
|
|
// is indeed requested in the SPIR-V code; checking that should be
|
|
// validator's work.
|
|
if ((version >= it->minVersion && version <= it->lastVersion) ||
|
|
it->numExtensions > 0u || it->numCapabilities > 0u) {
|
|
*pEntry = it;
|
|
return SPV_SUCCESS;
|
|
}
|
|
}
|
|
|
|
return SPV_ERROR_INVALID_LOOKUP;
|
|
}
|
|
|
|
void spvInstructionCopy(const uint32_t* words, const SpvOp opcode,
|
|
const uint16_t wordCount, const spv_endianness_t endian,
|
|
spv_instruction_t* pInst) {
|
|
pInst->opcode = opcode;
|
|
pInst->words.resize(wordCount);
|
|
for (uint16_t wordIndex = 0; wordIndex < wordCount; ++wordIndex) {
|
|
pInst->words[wordIndex] = spvFixWord(words[wordIndex], endian);
|
|
if (!wordIndex) {
|
|
uint16_t thisWordCount;
|
|
uint16_t thisOpcode;
|
|
spvOpcodeSplit(pInst->words[wordIndex], &thisWordCount, &thisOpcode);
|
|
assert(opcode == static_cast<SpvOp>(thisOpcode) &&
|
|
wordCount == thisWordCount && "Endianness failed!");
|
|
}
|
|
}
|
|
}
|
|
|
|
const char* spvOpcodeString(const uint32_t opcode) {
|
|
const auto beg = kOpcodeTableEntries;
|
|
const auto end = kOpcodeTableEntries + ARRAY_SIZE(kOpcodeTableEntries);
|
|
spv_opcode_desc_t needle = {"", static_cast<SpvOp>(opcode),
|
|
0, nullptr,
|
|
0, {},
|
|
false, false,
|
|
0, nullptr,
|
|
~0u, ~0u};
|
|
auto comp = [](const spv_opcode_desc_t& lhs, const spv_opcode_desc_t& rhs) {
|
|
return lhs.opcode < rhs.opcode;
|
|
};
|
|
auto it = std::lower_bound(beg, end, needle, comp);
|
|
if (it != end && it->opcode == opcode) {
|
|
return it->name;
|
|
}
|
|
|
|
assert(0 && "Unreachable!");
|
|
return "unknown";
|
|
}
|
|
|
|
int32_t spvOpcodeIsScalarType(const SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpTypeInt:
|
|
case SpvOpTypeFloat:
|
|
case SpvOpTypeBool:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
int32_t spvOpcodeIsSpecConstant(const SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpSpecConstantTrue:
|
|
case SpvOpSpecConstantFalse:
|
|
case SpvOpSpecConstant:
|
|
case SpvOpSpecConstantComposite:
|
|
case SpvOpSpecConstantOp:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
int32_t spvOpcodeIsConstant(const SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpConstantTrue:
|
|
case SpvOpConstantFalse:
|
|
case SpvOpConstant:
|
|
case SpvOpConstantComposite:
|
|
case SpvOpConstantSampler:
|
|
case SpvOpConstantNull:
|
|
case SpvOpSpecConstantTrue:
|
|
case SpvOpSpecConstantFalse:
|
|
case SpvOpSpecConstant:
|
|
case SpvOpSpecConstantComposite:
|
|
case SpvOpSpecConstantOp:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool spvOpcodeIsConstantOrUndef(const SpvOp opcode) {
|
|
return opcode == SpvOpUndef || spvOpcodeIsConstant(opcode);
|
|
}
|
|
|
|
bool spvOpcodeIsScalarSpecConstant(const SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpSpecConstantTrue:
|
|
case SpvOpSpecConstantFalse:
|
|
case SpvOpSpecConstant:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
int32_t spvOpcodeIsComposite(const SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpTypeVector:
|
|
case SpvOpTypeMatrix:
|
|
case SpvOpTypeArray:
|
|
case SpvOpTypeStruct:
|
|
case SpvOpTypeCooperativeMatrixNV:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool spvOpcodeReturnsLogicalVariablePointer(const SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpVariable:
|
|
case SpvOpAccessChain:
|
|
case SpvOpInBoundsAccessChain:
|
|
case SpvOpFunctionParameter:
|
|
case SpvOpImageTexelPointer:
|
|
case SpvOpCopyObject:
|
|
case SpvOpSelect:
|
|
case SpvOpPhi:
|
|
case SpvOpFunctionCall:
|
|
case SpvOpPtrAccessChain:
|
|
case SpvOpLoad:
|
|
case SpvOpConstantNull:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
int32_t spvOpcodeReturnsLogicalPointer(const SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpVariable:
|
|
case SpvOpAccessChain:
|
|
case SpvOpInBoundsAccessChain:
|
|
case SpvOpFunctionParameter:
|
|
case SpvOpImageTexelPointer:
|
|
case SpvOpCopyObject:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
int32_t spvOpcodeGeneratesType(SpvOp op) {
|
|
switch (op) {
|
|
case SpvOpTypeVoid:
|
|
case SpvOpTypeBool:
|
|
case SpvOpTypeInt:
|
|
case SpvOpTypeFloat:
|
|
case SpvOpTypeVector:
|
|
case SpvOpTypeMatrix:
|
|
case SpvOpTypeImage:
|
|
case SpvOpTypeSampler:
|
|
case SpvOpTypeSampledImage:
|
|
case SpvOpTypeArray:
|
|
case SpvOpTypeRuntimeArray:
|
|
case SpvOpTypeStruct:
|
|
case SpvOpTypeOpaque:
|
|
case SpvOpTypePointer:
|
|
case SpvOpTypeFunction:
|
|
case SpvOpTypeEvent:
|
|
case SpvOpTypeDeviceEvent:
|
|
case SpvOpTypeReserveId:
|
|
case SpvOpTypeQueue:
|
|
case SpvOpTypePipe:
|
|
case SpvOpTypePipeStorage:
|
|
case SpvOpTypeNamedBarrier:
|
|
case SpvOpTypeAccelerationStructureNV:
|
|
case SpvOpTypeCooperativeMatrixNV:
|
|
return true;
|
|
default:
|
|
// In particular, OpTypeForwardPointer does not generate a type,
|
|
// but declares a storage class for a pointer type generated
|
|
// by a different instruction.
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
bool spvOpcodeIsDecoration(const SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpDecorate:
|
|
case SpvOpDecorateId:
|
|
case SpvOpMemberDecorate:
|
|
case SpvOpGroupDecorate:
|
|
case SpvOpGroupMemberDecorate:
|
|
case SpvOpDecorateStringGOOGLE:
|
|
case SpvOpMemberDecorateStringGOOGLE:
|
|
return true;
|
|
default:
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool spvOpcodeIsLoad(const SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpLoad:
|
|
case SpvOpImageSampleExplicitLod:
|
|
case SpvOpImageSampleImplicitLod:
|
|
case SpvOpImageSampleDrefImplicitLod:
|
|
case SpvOpImageSampleDrefExplicitLod:
|
|
case SpvOpImageSampleProjImplicitLod:
|
|
case SpvOpImageSampleProjExplicitLod:
|
|
case SpvOpImageSampleProjDrefImplicitLod:
|
|
case SpvOpImageSampleProjDrefExplicitLod:
|
|
case SpvOpImageFetch:
|
|
case SpvOpImageGather:
|
|
case SpvOpImageDrefGather:
|
|
case SpvOpImageRead:
|
|
case SpvOpImageSparseSampleImplicitLod:
|
|
case SpvOpImageSparseSampleExplicitLod:
|
|
case SpvOpImageSparseSampleDrefExplicitLod:
|
|
case SpvOpImageSparseSampleDrefImplicitLod:
|
|
case SpvOpImageSparseFetch:
|
|
case SpvOpImageSparseGather:
|
|
case SpvOpImageSparseDrefGather:
|
|
case SpvOpImageSparseRead:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool spvOpcodeIsBranch(SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpBranch:
|
|
case SpvOpBranchConditional:
|
|
case SpvOpSwitch:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool spvOpcodeIsAtomicWithLoad(const SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpAtomicLoad:
|
|
case SpvOpAtomicExchange:
|
|
case SpvOpAtomicCompareExchange:
|
|
case SpvOpAtomicCompareExchangeWeak:
|
|
case SpvOpAtomicIIncrement:
|
|
case SpvOpAtomicIDecrement:
|
|
case SpvOpAtomicIAdd:
|
|
case SpvOpAtomicISub:
|
|
case SpvOpAtomicSMin:
|
|
case SpvOpAtomicUMin:
|
|
case SpvOpAtomicSMax:
|
|
case SpvOpAtomicUMax:
|
|
case SpvOpAtomicAnd:
|
|
case SpvOpAtomicOr:
|
|
case SpvOpAtomicXor:
|
|
case SpvOpAtomicFlagTestAndSet:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool spvOpcodeIsAtomicOp(const SpvOp opcode) {
|
|
return (spvOpcodeIsAtomicWithLoad(opcode) || opcode == SpvOpAtomicStore ||
|
|
opcode == SpvOpAtomicFlagClear);
|
|
}
|
|
|
|
bool spvOpcodeIsReturn(SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpReturn:
|
|
case SpvOpReturnValue:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool spvOpcodeIsReturnOrAbort(SpvOp opcode) {
|
|
return spvOpcodeIsReturn(opcode) || opcode == SpvOpKill ||
|
|
opcode == SpvOpUnreachable;
|
|
}
|
|
|
|
bool spvOpcodeIsBlockTerminator(SpvOp opcode) {
|
|
return spvOpcodeIsBranch(opcode) || spvOpcodeIsReturnOrAbort(opcode);
|
|
}
|
|
|
|
bool spvOpcodeIsBaseOpaqueType(SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpTypeImage:
|
|
case SpvOpTypeSampler:
|
|
case SpvOpTypeSampledImage:
|
|
case SpvOpTypeOpaque:
|
|
case SpvOpTypeEvent:
|
|
case SpvOpTypeDeviceEvent:
|
|
case SpvOpTypeReserveId:
|
|
case SpvOpTypeQueue:
|
|
case SpvOpTypePipe:
|
|
case SpvOpTypeForwardPointer:
|
|
case SpvOpTypePipeStorage:
|
|
case SpvOpTypeNamedBarrier:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool spvOpcodeIsNonUniformGroupOperation(SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpGroupNonUniformElect:
|
|
case SpvOpGroupNonUniformAll:
|
|
case SpvOpGroupNonUniformAny:
|
|
case SpvOpGroupNonUniformAllEqual:
|
|
case SpvOpGroupNonUniformBroadcast:
|
|
case SpvOpGroupNonUniformBroadcastFirst:
|
|
case SpvOpGroupNonUniformBallot:
|
|
case SpvOpGroupNonUniformInverseBallot:
|
|
case SpvOpGroupNonUniformBallotBitExtract:
|
|
case SpvOpGroupNonUniformBallotBitCount:
|
|
case SpvOpGroupNonUniformBallotFindLSB:
|
|
case SpvOpGroupNonUniformBallotFindMSB:
|
|
case SpvOpGroupNonUniformShuffle:
|
|
case SpvOpGroupNonUniformShuffleXor:
|
|
case SpvOpGroupNonUniformShuffleUp:
|
|
case SpvOpGroupNonUniformShuffleDown:
|
|
case SpvOpGroupNonUniformIAdd:
|
|
case SpvOpGroupNonUniformFAdd:
|
|
case SpvOpGroupNonUniformIMul:
|
|
case SpvOpGroupNonUniformFMul:
|
|
case SpvOpGroupNonUniformSMin:
|
|
case SpvOpGroupNonUniformUMin:
|
|
case SpvOpGroupNonUniformFMin:
|
|
case SpvOpGroupNonUniformSMax:
|
|
case SpvOpGroupNonUniformUMax:
|
|
case SpvOpGroupNonUniformFMax:
|
|
case SpvOpGroupNonUniformBitwiseAnd:
|
|
case SpvOpGroupNonUniformBitwiseOr:
|
|
case SpvOpGroupNonUniformBitwiseXor:
|
|
case SpvOpGroupNonUniformLogicalAnd:
|
|
case SpvOpGroupNonUniformLogicalOr:
|
|
case SpvOpGroupNonUniformLogicalXor:
|
|
case SpvOpGroupNonUniformQuadBroadcast:
|
|
case SpvOpGroupNonUniformQuadSwap:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool spvOpcodeIsScalarizable(SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpPhi:
|
|
case SpvOpCopyObject:
|
|
case SpvOpConvertFToU:
|
|
case SpvOpConvertFToS:
|
|
case SpvOpConvertSToF:
|
|
case SpvOpConvertUToF:
|
|
case SpvOpUConvert:
|
|
case SpvOpSConvert:
|
|
case SpvOpFConvert:
|
|
case SpvOpQuantizeToF16:
|
|
case SpvOpVectorInsertDynamic:
|
|
case SpvOpSNegate:
|
|
case SpvOpFNegate:
|
|
case SpvOpIAdd:
|
|
case SpvOpFAdd:
|
|
case SpvOpISub:
|
|
case SpvOpFSub:
|
|
case SpvOpIMul:
|
|
case SpvOpFMul:
|
|
case SpvOpUDiv:
|
|
case SpvOpSDiv:
|
|
case SpvOpFDiv:
|
|
case SpvOpUMod:
|
|
case SpvOpSRem:
|
|
case SpvOpSMod:
|
|
case SpvOpFRem:
|
|
case SpvOpFMod:
|
|
case SpvOpVectorTimesScalar:
|
|
case SpvOpIAddCarry:
|
|
case SpvOpISubBorrow:
|
|
case SpvOpUMulExtended:
|
|
case SpvOpSMulExtended:
|
|
case SpvOpShiftRightLogical:
|
|
case SpvOpShiftRightArithmetic:
|
|
case SpvOpShiftLeftLogical:
|
|
case SpvOpBitwiseOr:
|
|
case SpvOpBitwiseAnd:
|
|
case SpvOpNot:
|
|
case SpvOpBitFieldInsert:
|
|
case SpvOpBitFieldSExtract:
|
|
case SpvOpBitFieldUExtract:
|
|
case SpvOpBitReverse:
|
|
case SpvOpBitCount:
|
|
case SpvOpIsNan:
|
|
case SpvOpIsInf:
|
|
case SpvOpIsFinite:
|
|
case SpvOpIsNormal:
|
|
case SpvOpSignBitSet:
|
|
case SpvOpLessOrGreater:
|
|
case SpvOpOrdered:
|
|
case SpvOpUnordered:
|
|
case SpvOpLogicalEqual:
|
|
case SpvOpLogicalNotEqual:
|
|
case SpvOpLogicalOr:
|
|
case SpvOpLogicalAnd:
|
|
case SpvOpLogicalNot:
|
|
case SpvOpSelect:
|
|
case SpvOpIEqual:
|
|
case SpvOpINotEqual:
|
|
case SpvOpUGreaterThan:
|
|
case SpvOpSGreaterThan:
|
|
case SpvOpUGreaterThanEqual:
|
|
case SpvOpSGreaterThanEqual:
|
|
case SpvOpULessThan:
|
|
case SpvOpSLessThan:
|
|
case SpvOpULessThanEqual:
|
|
case SpvOpSLessThanEqual:
|
|
case SpvOpFOrdEqual:
|
|
case SpvOpFUnordEqual:
|
|
case SpvOpFOrdNotEqual:
|
|
case SpvOpFUnordNotEqual:
|
|
case SpvOpFOrdLessThan:
|
|
case SpvOpFUnordLessThan:
|
|
case SpvOpFOrdGreaterThan:
|
|
case SpvOpFUnordGreaterThan:
|
|
case SpvOpFOrdLessThanEqual:
|
|
case SpvOpFUnordLessThanEqual:
|
|
case SpvOpFOrdGreaterThanEqual:
|
|
case SpvOpFUnordGreaterThanEqual:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool spvOpcodeIsDebug(SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpName:
|
|
case SpvOpMemberName:
|
|
case SpvOpSource:
|
|
case SpvOpSourceContinued:
|
|
case SpvOpSourceExtension:
|
|
case SpvOpString:
|
|
case SpvOpLine:
|
|
case SpvOpNoLine:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool spvOpcodeIsCommutativeBinaryOperator(SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpPtrEqual:
|
|
case SpvOpPtrNotEqual:
|
|
case SpvOpIAdd:
|
|
case SpvOpFAdd:
|
|
case SpvOpIMul:
|
|
case SpvOpFMul:
|
|
case SpvOpDot:
|
|
case SpvOpIAddCarry:
|
|
case SpvOpUMulExtended:
|
|
case SpvOpSMulExtended:
|
|
case SpvOpBitwiseOr:
|
|
case SpvOpBitwiseXor:
|
|
case SpvOpBitwiseAnd:
|
|
case SpvOpOrdered:
|
|
case SpvOpUnordered:
|
|
case SpvOpLogicalEqual:
|
|
case SpvOpLogicalNotEqual:
|
|
case SpvOpLogicalOr:
|
|
case SpvOpLogicalAnd:
|
|
case SpvOpIEqual:
|
|
case SpvOpINotEqual:
|
|
case SpvOpFOrdEqual:
|
|
case SpvOpFUnordEqual:
|
|
case SpvOpFOrdNotEqual:
|
|
case SpvOpFUnordNotEqual:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
std::vector<uint32_t> spvOpcodeMemorySemanticsOperandIndices(SpvOp opcode) {
|
|
switch (opcode) {
|
|
case SpvOpMemoryBarrier:
|
|
return {1};
|
|
case SpvOpAtomicStore:
|
|
case SpvOpControlBarrier:
|
|
case SpvOpAtomicFlagClear:
|
|
case SpvOpMemoryNamedBarrier:
|
|
return {2};
|
|
case SpvOpAtomicLoad:
|
|
case SpvOpAtomicExchange:
|
|
case SpvOpAtomicIIncrement:
|
|
case SpvOpAtomicIDecrement:
|
|
case SpvOpAtomicIAdd:
|
|
case SpvOpAtomicISub:
|
|
case SpvOpAtomicSMin:
|
|
case SpvOpAtomicUMin:
|
|
case SpvOpAtomicSMax:
|
|
case SpvOpAtomicUMax:
|
|
case SpvOpAtomicAnd:
|
|
case SpvOpAtomicOr:
|
|
case SpvOpAtomicXor:
|
|
case SpvOpAtomicFlagTestAndSet:
|
|
return {4};
|
|
case SpvOpAtomicCompareExchange:
|
|
case SpvOpAtomicCompareExchangeWeak:
|
|
return {4, 5};
|
|
default:
|
|
return {};
|
|
}
|
|
}
|