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SpvBuilder.cpp
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SpvBuilder.cpp
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//
// Copyright (C) 2014-2015 LunarG, Inc.
// Copyright (C) 2015-2018 Google, Inc.
// Modifications Copyright (C) 2020 Advanced Micro Devices, Inc. All rights reserved.
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
//
// Neither the name of 3Dlabs Inc. Ltd. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Helper for making SPIR-V IR. Generally, this is documented in the header
// SpvBuilder.h.
//
#include <cassert>
#include <cstdlib>
#include <unordered_set>
#include <algorithm>
#include "SpvBuilder.h"
#include "hex_float.h"
#ifndef _WIN32
#include <cstdio>
#endif
namespace spv {
Builder::Builder(unsigned int spvVersion, unsigned int magicNumber, SpvBuildLogger* buildLogger) :
spvVersion(spvVersion),
sourceLang(SourceLanguageUnknown),
sourceVersion(0),
sourceFileStringId(NoResult),
currentLine(0),
currentFile(nullptr),
currentFileId(NoResult),
lastDebugScopeId(NoResult),
emitOpLines(false),
emitNonSemanticShaderDebugInfo(false),
addressModel(AddressingModelLogical),
memoryModel(MemoryModelGLSL450),
builderNumber(magicNumber),
buildPoint(nullptr),
uniqueId(0),
entryPointFunction(nullptr),
generatingOpCodeForSpecConst(false),
logger(buildLogger)
{
clearAccessChain();
}
Builder::~Builder()
{
}
Id Builder::import(const char* name)
{
Instruction* import = new Instruction(getUniqueId(), NoType, OpExtInstImport);
import->addStringOperand(name);
module.mapInstruction(import);
imports.push_back(std::unique_ptr<Instruction>(import));
return import->getResultId();
}
// Emit instruction for non-filename-based #line directives (ie. no filename
// seen yet): emit an OpLine if we've been asked to emit OpLines and the line
// number has changed since the last time, and is a valid line number.
void Builder::setLine(int lineNum)
{
if (lineNum != 0 && lineNum != currentLine) {
currentLine = lineNum;
if (emitOpLines) {
if (emitNonSemanticShaderDebugInfo)
addDebugScopeAndLine(currentFileId, currentLine, 0);
else
addLine(sourceFileStringId, currentLine, 0);
}
}
}
// If no filename, do non-filename-based #line emit. Else do filename-based emit.
// Emit OpLine if we've been asked to emit OpLines and the line number or filename
// has changed since the last time, and line number is valid.
void Builder::setLine(int lineNum, const char* filename)
{
if (filename == nullptr) {
setLine(lineNum);
return;
}
if ((lineNum != 0 && lineNum != currentLine) || currentFile == nullptr ||
strncmp(filename, currentFile, strlen(currentFile) + 1) != 0) {
currentLine = lineNum;
currentFile = filename;
if (emitOpLines) {
spv::Id strId = getStringId(filename);
if (emitNonSemanticShaderDebugInfo)
addDebugScopeAndLine(strId, currentLine, 0);
else
addLine(strId, currentLine, 0);
}
}
}
void Builder::addLine(Id fileName, int lineNum, int column)
{
Instruction* line = new Instruction(OpLine);
line->addIdOperand(fileName);
line->addImmediateOperand(lineNum);
line->addImmediateOperand(column);
buildPoint->addInstruction(std::unique_ptr<Instruction>(line));
}
void Builder::addDebugScopeAndLine(Id fileName, int lineNum, int column)
{
assert(!currentDebugScopeId.empty());
if (currentDebugScopeId.top() != lastDebugScopeId) {
spv::Id resultId = getUniqueId();
Instruction* scopeInst = new Instruction(resultId, makeVoidType(), OpExtInst);
scopeInst->addIdOperand(nonSemanticShaderDebugInfo);
scopeInst->addImmediateOperand(NonSemanticShaderDebugInfo100DebugScope);
scopeInst->addIdOperand(currentDebugScopeId.top());
buildPoint->addInstruction(std::unique_ptr<Instruction>(scopeInst));
lastDebugScopeId = currentDebugScopeId.top();
}
spv::Id resultId = getUniqueId();
Instruction* lineInst = new Instruction(resultId, makeVoidType(), OpExtInst);
lineInst->addIdOperand(nonSemanticShaderDebugInfo);
lineInst->addImmediateOperand(NonSemanticShaderDebugInfo100DebugLine);
lineInst->addIdOperand(makeDebugSource(fileName));
lineInst->addIdOperand(makeUintConstant(lineNum));
lineInst->addIdOperand(makeUintConstant(lineNum));
lineInst->addIdOperand(makeUintConstant(column));
lineInst->addIdOperand(makeUintConstant(column));
buildPoint->addInstruction(std::unique_ptr<Instruction>(lineInst));
}
// For creating new groupedTypes (will return old type if the requested one was already made).
Id Builder::makeVoidType()
{
Instruction* type;
if (groupedTypes[OpTypeVoid].size() == 0) {
Id typeId = getUniqueId();
type = new Instruction(typeId, NoType, OpTypeVoid);
groupedTypes[OpTypeVoid].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
// Core OpTypeVoid used for debug void type
if (emitNonSemanticShaderDebugInfo)
debugId[typeId] = typeId;
} else
type = groupedTypes[OpTypeVoid].back();
return type->getResultId();
}
Id Builder::makeBoolType(bool const compilerGenerated)
{
Instruction* type;
if (groupedTypes[OpTypeBool].size() == 0) {
type = new Instruction(getUniqueId(), NoType, OpTypeBool);
groupedTypes[OpTypeBool].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
} else
type = groupedTypes[OpTypeBool].back();
if (emitNonSemanticShaderDebugInfo && !compilerGenerated)
{
auto const debugResultId = makeBoolDebugType(32);
debugId[type->getResultId()] = debugResultId;
}
return type->getResultId();
}
Id Builder::makeSamplerType()
{
Instruction* type;
if (groupedTypes[OpTypeSampler].size() == 0) {
type = new Instruction(getUniqueId(), NoType, OpTypeSampler);
groupedTypes[OpTypeSampler].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
} else
type = groupedTypes[OpTypeSampler].back();
if (emitNonSemanticShaderDebugInfo)
{
auto const debugResultId = makeCompositeDebugType({}, "type.sampler", NonSemanticShaderDebugInfo100Structure, true);
debugId[type->getResultId()] = debugResultId;
}
return type->getResultId();
}
Id Builder::makePointer(StorageClass storageClass, Id pointee)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedTypes[OpTypePointer].size(); ++t) {
type = groupedTypes[OpTypePointer][t];
if (type->getImmediateOperand(0) == (unsigned)storageClass &&
type->getIdOperand(1) == pointee)
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), NoType, OpTypePointer);
type->addImmediateOperand(storageClass);
type->addIdOperand(pointee);
groupedTypes[OpTypePointer].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
return type->getResultId();
}
Id Builder::makeForwardPointer(StorageClass storageClass)
{
// Caching/uniquifying doesn't work here, because we don't know the
// pointee type and there can be multiple forward pointers of the same
// storage type. Somebody higher up in the stack must keep track.
Instruction* type = new Instruction(getUniqueId(), NoType, OpTypeForwardPointer);
type->addImmediateOperand(storageClass);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
return type->getResultId();
}
Id Builder::makePointerFromForwardPointer(StorageClass storageClass, Id forwardPointerType, Id pointee)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedTypes[OpTypePointer].size(); ++t) {
type = groupedTypes[OpTypePointer][t];
if (type->getImmediateOperand(0) == (unsigned)storageClass &&
type->getIdOperand(1) == pointee)
return type->getResultId();
}
type = new Instruction(forwardPointerType, NoType, OpTypePointer);
type->addImmediateOperand(storageClass);
type->addIdOperand(pointee);
groupedTypes[OpTypePointer].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
return type->getResultId();
}
Id Builder::makeIntegerType(int width, bool hasSign)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedTypes[OpTypeInt].size(); ++t) {
type = groupedTypes[OpTypeInt][t];
if (type->getImmediateOperand(0) == (unsigned)width &&
type->getImmediateOperand(1) == (hasSign ? 1u : 0u))
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), NoType, OpTypeInt);
type->addImmediateOperand(width);
type->addImmediateOperand(hasSign ? 1 : 0);
groupedTypes[OpTypeInt].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
// deal with capabilities
switch (width) {
case 8:
case 16:
// these are currently handled by storage-type declarations and post processing
break;
case 64:
addCapability(CapabilityInt64);
break;
default:
break;
}
if (emitNonSemanticShaderDebugInfo)
{
auto const debugResultId = makeIntegerDebugType(width, hasSign);
debugId[type->getResultId()] = debugResultId;
}
return type->getResultId();
}
Id Builder::makeFloatType(int width)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedTypes[OpTypeFloat].size(); ++t) {
type = groupedTypes[OpTypeFloat][t];
if (type->getImmediateOperand(0) == (unsigned)width)
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), NoType, OpTypeFloat);
type->addImmediateOperand(width);
groupedTypes[OpTypeFloat].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
// deal with capabilities
switch (width) {
case 16:
// currently handled by storage-type declarations and post processing
break;
case 64:
addCapability(CapabilityFloat64);
break;
default:
break;
}
if (emitNonSemanticShaderDebugInfo)
{
auto const debugResultId = makeFloatDebugType(width);
debugId[type->getResultId()] = debugResultId;
}
return type->getResultId();
}
// Make a struct without checking for duplication.
// See makeStructResultType() for non-decorated structs
// needed as the result of some instructions, which does
// check for duplicates.
Id Builder::makeStructType(const std::vector<Id>& members, const char* name, bool const compilerGenerated)
{
// Don't look for previous one, because in the general case,
// structs can be duplicated except for decorations.
// not found, make it
Instruction* type = new Instruction(getUniqueId(), NoType, OpTypeStruct);
for (int op = 0; op < (int)members.size(); ++op)
type->addIdOperand(members[op]);
groupedTypes[OpTypeStruct].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
addName(type->getResultId(), name);
if (emitNonSemanticShaderDebugInfo && !compilerGenerated)
{
auto const debugResultId = makeCompositeDebugType(members, name, NonSemanticShaderDebugInfo100Structure);
debugId[type->getResultId()] = debugResultId;
}
return type->getResultId();
}
// Make a struct for the simple results of several instructions,
// checking for duplication.
Id Builder::makeStructResultType(Id type0, Id type1)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedTypes[OpTypeStruct].size(); ++t) {
type = groupedTypes[OpTypeStruct][t];
if (type->getNumOperands() != 2)
continue;
if (type->getIdOperand(0) != type0 ||
type->getIdOperand(1) != type1)
continue;
return type->getResultId();
}
// not found, make it
std::vector<spv::Id> members;
members.push_back(type0);
members.push_back(type1);
return makeStructType(members, "ResType");
}
Id Builder::makeVectorType(Id component, int size)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedTypes[OpTypeVector].size(); ++t) {
type = groupedTypes[OpTypeVector][t];
if (type->getIdOperand(0) == component &&
type->getImmediateOperand(1) == (unsigned)size)
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), NoType, OpTypeVector);
type->addIdOperand(component);
type->addImmediateOperand(size);
groupedTypes[OpTypeVector].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
if (emitNonSemanticShaderDebugInfo)
{
auto const debugResultId = makeVectorDebugType(component, size);
debugId[type->getResultId()] = debugResultId;
}
return type->getResultId();
}
Id Builder::makeMatrixType(Id component, int cols, int rows)
{
assert(cols <= maxMatrixSize && rows <= maxMatrixSize);
Id column = makeVectorType(component, rows);
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedTypes[OpTypeMatrix].size(); ++t) {
type = groupedTypes[OpTypeMatrix][t];
if (type->getIdOperand(0) == column &&
type->getImmediateOperand(1) == (unsigned)cols)
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), NoType, OpTypeMatrix);
type->addIdOperand(column);
type->addImmediateOperand(cols);
groupedTypes[OpTypeMatrix].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
if (emitNonSemanticShaderDebugInfo)
{
auto const debugResultId = makeMatrixDebugType(column, cols);
debugId[type->getResultId()] = debugResultId;
}
return type->getResultId();
}
Id Builder::makeCooperativeMatrixTypeKHR(Id component, Id scope, Id rows, Id cols, Id use)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedTypes[OpTypeCooperativeMatrixKHR].size(); ++t) {
type = groupedTypes[OpTypeCooperativeMatrixKHR][t];
if (type->getIdOperand(0) == component &&
type->getIdOperand(1) == scope &&
type->getIdOperand(2) == rows &&
type->getIdOperand(3) == cols &&
type->getIdOperand(4) == use)
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), NoType, OpTypeCooperativeMatrixKHR);
type->addIdOperand(component);
type->addIdOperand(scope);
type->addIdOperand(rows);
type->addIdOperand(cols);
type->addIdOperand(use);
groupedTypes[OpTypeCooperativeMatrixKHR].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
return type->getResultId();
}
Id Builder::makeCooperativeMatrixTypeNV(Id component, Id scope, Id rows, Id cols)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedTypes[OpTypeCooperativeMatrixNV].size(); ++t) {
type = groupedTypes[OpTypeCooperativeMatrixNV][t];
if (type->getIdOperand(0) == component && type->getIdOperand(1) == scope && type->getIdOperand(2) == rows &&
type->getIdOperand(3) == cols)
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), NoType, OpTypeCooperativeMatrixNV);
type->addIdOperand(component);
type->addIdOperand(scope);
type->addIdOperand(rows);
type->addIdOperand(cols);
groupedTypes[OpTypeCooperativeMatrixNV].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
return type->getResultId();
}
Id Builder::makeCooperativeMatrixTypeWithSameShape(Id component, Id otherType)
{
Instruction* instr = module.getInstruction(otherType);
if (instr->getOpCode() == OpTypeCooperativeMatrixNV) {
return makeCooperativeMatrixTypeNV(component, instr->getIdOperand(1), instr->getIdOperand(2), instr->getIdOperand(3));
} else {
assert(instr->getOpCode() == OpTypeCooperativeMatrixKHR);
return makeCooperativeMatrixTypeKHR(component, instr->getIdOperand(1), instr->getIdOperand(2), instr->getIdOperand(3), instr->getIdOperand(4));
}
}
Id Builder::makeGenericType(spv::Op opcode, std::vector<spv::IdImmediate>& operands)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedTypes[opcode].size(); ++t) {
type = groupedTypes[opcode][t];
if (static_cast<size_t>(type->getNumOperands()) != operands.size())
continue; // Number mismatch, find next
bool match = true;
for (int op = 0; match && op < (int)operands.size(); ++op) {
match = (operands[op].isId ? type->getIdOperand(op) : type->getImmediateOperand(op)) == operands[op].word;
}
if (match)
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), NoType, opcode);
for (size_t op = 0; op < operands.size(); ++op) {
if (operands[op].isId)
type->addIdOperand(operands[op].word);
else
type->addImmediateOperand(operands[op].word);
}
groupedTypes[opcode].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
return type->getResultId();
}
// TODO: performance: track arrays per stride
// If a stride is supplied (non-zero) make an array.
// If no stride (0), reuse previous array types.
// 'size' is an Id of a constant or specialization constant of the array size
Id Builder::makeArrayType(Id element, Id sizeId, int stride)
{
Instruction* type;
if (stride == 0) {
// try to find existing type
for (int t = 0; t < (int)groupedTypes[OpTypeArray].size(); ++t) {
type = groupedTypes[OpTypeArray][t];
if (type->getIdOperand(0) == element &&
type->getIdOperand(1) == sizeId)
return type->getResultId();
}
}
// not found, make it
type = new Instruction(getUniqueId(), NoType, OpTypeArray);
type->addIdOperand(element);
type->addIdOperand(sizeId);
groupedTypes[OpTypeArray].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
if (emitNonSemanticShaderDebugInfo)
{
auto const debugResultId = makeArrayDebugType(element, sizeId);
debugId[type->getResultId()] = debugResultId;
}
return type->getResultId();
}
Id Builder::makeRuntimeArray(Id element)
{
Instruction* type = new Instruction(getUniqueId(), NoType, OpTypeRuntimeArray);
type->addIdOperand(element);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
if (emitNonSemanticShaderDebugInfo)
{
auto const debugResultId = makeArrayDebugType(element, makeUintConstant(0));
debugId[type->getResultId()] = debugResultId;
}
return type->getResultId();
}
Id Builder::makeFunctionType(Id returnType, const std::vector<Id>& paramTypes)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedTypes[OpTypeFunction].size(); ++t) {
type = groupedTypes[OpTypeFunction][t];
if (type->getIdOperand(0) != returnType || (int)paramTypes.size() != type->getNumOperands() - 1)
continue;
bool mismatch = false;
for (int p = 0; p < (int)paramTypes.size(); ++p) {
if (paramTypes[p] != type->getIdOperand(p + 1)) {
mismatch = true;
break;
}
}
if (! mismatch)
{
// If compiling HLSL, glslang will create a wrapper function around the entrypoint. Accordingly, a void(void)
// function type is created for the wrapper function. However, nonsemantic shader debug information is disabled
// while creating the HLSL wrapper. Consequently, if we encounter another void(void) function, we need to create
// the associated debug function type if it hasn't been created yet.
if(emitNonSemanticShaderDebugInfo && debugId[type->getResultId()] == 0) {
assert(sourceLang == spv::SourceLanguageHLSL);
assert(getTypeClass(returnType) == OpTypeVoid && paramTypes.size() == 0);
Id debugTypeId = makeDebugFunctionType(returnType, {});
debugId[type->getResultId()] = debugTypeId;
}
return type->getResultId();
}
}
// not found, make it
Id typeId = getUniqueId();
type = new Instruction(typeId, NoType, OpTypeFunction);
type->addIdOperand(returnType);
for (int p = 0; p < (int)paramTypes.size(); ++p)
type->addIdOperand(paramTypes[p]);
groupedTypes[OpTypeFunction].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
// make debug type and map it
if (emitNonSemanticShaderDebugInfo) {
Id debugTypeId = makeDebugFunctionType(returnType, paramTypes);
debugId[typeId] = debugTypeId;
}
return type->getResultId();
}
Id Builder::makeDebugFunctionType(Id returnType, const std::vector<Id>& paramTypes)
{
assert(debugId[returnType] != 0);
Id typeId = getUniqueId();
auto type = new Instruction(typeId, makeVoidType(), OpExtInst);
type->addIdOperand(nonSemanticShaderDebugInfo);
type->addImmediateOperand(NonSemanticShaderDebugInfo100DebugTypeFunction);
type->addIdOperand(makeUintConstant(NonSemanticShaderDebugInfo100FlagIsPublic));
type->addIdOperand(debugId[returnType]);
for (auto const paramType : paramTypes) {
if (isPointerType(paramType) || isArrayType(paramType)) {
type->addIdOperand(debugId[getContainedTypeId(paramType)]);
}
else {
type->addIdOperand(debugId[paramType]);
}
}
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
return typeId;
}
Id Builder::makeImageType(Id sampledType, Dim dim, bool depth, bool arrayed, bool ms, unsigned sampled,
ImageFormat format)
{
assert(sampled == 1 || sampled == 2);
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedTypes[OpTypeImage].size(); ++t) {
type = groupedTypes[OpTypeImage][t];
if (type->getIdOperand(0) == sampledType &&
type->getImmediateOperand(1) == (unsigned int)dim &&
type->getImmediateOperand(2) == ( depth ? 1u : 0u) &&
type->getImmediateOperand(3) == (arrayed ? 1u : 0u) &&
type->getImmediateOperand(4) == ( ms ? 1u : 0u) &&
type->getImmediateOperand(5) == sampled &&
type->getImmediateOperand(6) == (unsigned int)format)
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), NoType, OpTypeImage);
type->addIdOperand(sampledType);
type->addImmediateOperand( dim);
type->addImmediateOperand( depth ? 1 : 0);
type->addImmediateOperand(arrayed ? 1 : 0);
type->addImmediateOperand( ms ? 1 : 0);
type->addImmediateOperand(sampled);
type->addImmediateOperand((unsigned int)format);
groupedTypes[OpTypeImage].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
// deal with capabilities
switch (dim) {
case DimBuffer:
if (sampled == 1)
addCapability(CapabilitySampledBuffer);
else
addCapability(CapabilityImageBuffer);
break;
case Dim1D:
if (sampled == 1)
addCapability(CapabilitySampled1D);
else
addCapability(CapabilityImage1D);
break;
case DimCube:
if (arrayed) {
if (sampled == 1)
addCapability(CapabilitySampledCubeArray);
else
addCapability(CapabilityImageCubeArray);
}
break;
case DimRect:
if (sampled == 1)
addCapability(CapabilitySampledRect);
else
addCapability(CapabilityImageRect);
break;
case DimSubpassData:
addCapability(CapabilityInputAttachment);
break;
default:
break;
}
if (ms) {
if (sampled == 2) {
// Images used with subpass data are not storage
// images, so don't require the capability for them.
if (dim != Dim::DimSubpassData)
addCapability(CapabilityStorageImageMultisample);
if (arrayed)
addCapability(CapabilityImageMSArray);
}
}
if (emitNonSemanticShaderDebugInfo)
{
auto TypeName = [&dim]() -> char const* {
switch (dim) {
case Dim1D: return "type.1d.image";
case Dim2D: return "type.2d.image";
case Dim3D: return "type.3d.image";
case DimCube: return "type.cube.image";
default: return "type.image";
}
};
auto const debugResultId = makeCompositeDebugType({}, TypeName(), NonSemanticShaderDebugInfo100Class, true);
debugId[type->getResultId()] = debugResultId;
}
return type->getResultId();
}
Id Builder::makeSampledImageType(Id imageType)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedTypes[OpTypeSampledImage].size(); ++t) {
type = groupedTypes[OpTypeSampledImage][t];
if (type->getIdOperand(0) == imageType)
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), NoType, OpTypeSampledImage);
type->addIdOperand(imageType);
groupedTypes[OpTypeSampledImage].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
if (emitNonSemanticShaderDebugInfo)
{
auto const debugResultId = makeCompositeDebugType({}, "type.sampled.image", NonSemanticShaderDebugInfo100Class, true);
debugId[type->getResultId()] = debugResultId;
}
return type->getResultId();
}
Id Builder::makeDebugInfoNone()
{
if (debugInfoNone != 0)
return debugInfoNone;
Instruction* inst = new Instruction(getUniqueId(), makeVoidType(), OpExtInst);
inst->addIdOperand(nonSemanticShaderDebugInfo);
inst->addImmediateOperand(NonSemanticShaderDebugInfo100DebugInfoNone);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(inst));
module.mapInstruction(inst);
debugInfoNone = inst->getResultId();
return debugInfoNone;
}
Id Builder::makeBoolDebugType(int const size)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedDebugTypes[NonSemanticShaderDebugInfo100DebugTypeBasic].size(); ++t) {
type = groupedDebugTypes[NonSemanticShaderDebugInfo100DebugTypeBasic][t];
if (type->getIdOperand(0) == getStringId("bool") &&
type->getIdOperand(1) == static_cast<unsigned int>(size) &&
type->getIdOperand(2) == NonSemanticShaderDebugInfo100Boolean)
return type->getResultId();
}
type = new Instruction(getUniqueId(), makeVoidType(), OpExtInst);
type->addIdOperand(nonSemanticShaderDebugInfo);
type->addImmediateOperand(NonSemanticShaderDebugInfo100DebugTypeBasic);
type->addIdOperand(getStringId("bool")); // name id
type->addIdOperand(makeUintConstant(size)); // size id
type->addIdOperand(makeUintConstant(NonSemanticShaderDebugInfo100Boolean)); // encoding id
type->addIdOperand(makeUintConstant(NonSemanticShaderDebugInfo100None)); // flags id
groupedDebugTypes[NonSemanticShaderDebugInfo100DebugTypeBasic].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
return type->getResultId();
}
Id Builder::makeIntegerDebugType(int const width, bool const hasSign)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedDebugTypes[NonSemanticShaderDebugInfo100DebugTypeBasic].size(); ++t) {
type = groupedDebugTypes[NonSemanticShaderDebugInfo100DebugTypeBasic][t];
if (type->getIdOperand(0) == (hasSign ? getStringId("int") : getStringId("uint")) &&
type->getIdOperand(1) == static_cast<unsigned int>(width) &&
type->getIdOperand(2) == (hasSign ? NonSemanticShaderDebugInfo100Signed : NonSemanticShaderDebugInfo100Unsigned))
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), makeVoidType(), OpExtInst);
type->addIdOperand(nonSemanticShaderDebugInfo);
type->addImmediateOperand(NonSemanticShaderDebugInfo100DebugTypeBasic);
if(hasSign == true) {
type->addIdOperand(getStringId("int")); // name id
} else {
type->addIdOperand(getStringId("uint")); // name id
}
type->addIdOperand(makeUintConstant(width)); // size id
if(hasSign == true) {
type->addIdOperand(makeUintConstant(NonSemanticShaderDebugInfo100Signed)); // encoding id
} else {
type->addIdOperand(makeUintConstant(NonSemanticShaderDebugInfo100Unsigned)); // encoding id
}
type->addIdOperand(makeUintConstant(NonSemanticShaderDebugInfo100None)); // flags id
groupedDebugTypes[NonSemanticShaderDebugInfo100DebugTypeBasic].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
return type->getResultId();
}
Id Builder::makeFloatDebugType(int const width)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedDebugTypes[NonSemanticShaderDebugInfo100DebugTypeBasic].size(); ++t) {
type = groupedDebugTypes[NonSemanticShaderDebugInfo100DebugTypeBasic][t];
if (type->getIdOperand(0) == getStringId("float") &&
type->getIdOperand(1) == static_cast<unsigned int>(width) &&
type->getIdOperand(2) == NonSemanticShaderDebugInfo100Float)
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), makeVoidType(), OpExtInst);
type->addIdOperand(nonSemanticShaderDebugInfo);
type->addImmediateOperand(NonSemanticShaderDebugInfo100DebugTypeBasic);
type->addIdOperand(getStringId("float")); // name id
type->addIdOperand(makeUintConstant(width)); // size id
type->addIdOperand(makeUintConstant(NonSemanticShaderDebugInfo100Float)); // encoding id
type->addIdOperand(makeUintConstant(NonSemanticShaderDebugInfo100None)); // flags id
groupedDebugTypes[NonSemanticShaderDebugInfo100DebugTypeBasic].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
return type->getResultId();
}
Id Builder::makeSequentialDebugType(Id const baseType, Id const componentCount, NonSemanticShaderDebugInfo100Instructions const sequenceType)
{
assert(sequenceType == NonSemanticShaderDebugInfo100DebugTypeArray ||
sequenceType == NonSemanticShaderDebugInfo100DebugTypeVector);
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedDebugTypes[sequenceType].size(); ++t) {
type = groupedDebugTypes[sequenceType][t];
if (type->getIdOperand(0) == baseType &&
type->getIdOperand(1) == makeUintConstant(componentCount))
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), makeVoidType(), OpExtInst);
type->addIdOperand(nonSemanticShaderDebugInfo);
type->addImmediateOperand(sequenceType);
type->addIdOperand(debugId[baseType]); // base type
type->addIdOperand(componentCount); // component count
groupedDebugTypes[sequenceType].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
return type->getResultId();
}
Id Builder::makeArrayDebugType(Id const baseType, Id const componentCount)
{
return makeSequentialDebugType(baseType, componentCount, NonSemanticShaderDebugInfo100DebugTypeArray);
}
Id Builder::makeVectorDebugType(Id const baseType, int const componentCount)
{
return makeSequentialDebugType(baseType, makeUintConstant(componentCount), NonSemanticShaderDebugInfo100DebugTypeVector);
}
Id Builder::makeMatrixDebugType(Id const vectorType, int const vectorCount, bool columnMajor)
{
// try to find it
Instruction* type;
for (int t = 0; t < (int)groupedDebugTypes[NonSemanticShaderDebugInfo100DebugTypeMatrix].size(); ++t) {
type = groupedDebugTypes[NonSemanticShaderDebugInfo100DebugTypeMatrix][t];
if (type->getIdOperand(0) == vectorType &&
type->getIdOperand(1) == makeUintConstant(vectorCount))
return type->getResultId();
}
// not found, make it
type = new Instruction(getUniqueId(), makeVoidType(), OpExtInst);
type->addIdOperand(nonSemanticShaderDebugInfo);
type->addImmediateOperand(NonSemanticShaderDebugInfo100DebugTypeMatrix);
type->addIdOperand(debugId[vectorType]); // vector type id
type->addIdOperand(makeUintConstant(vectorCount)); // component count id
type->addIdOperand(makeBoolConstant(columnMajor)); // column-major id
groupedDebugTypes[NonSemanticShaderDebugInfo100DebugTypeMatrix].push_back(type);
constantsTypesGlobals.push_back(std::unique_ptr<Instruction>(type));
module.mapInstruction(type);
return type->getResultId();
}
Id Builder::makeMemberDebugType(Id const memberType, DebugTypeLoc const& debugTypeLoc)
{
assert(debugId[memberType] != 0);
Instruction* type = new Instruction(getUniqueId(), makeVoidType(), OpExtInst);
type->addIdOperand(nonSemanticShaderDebugInfo);
type->addImmediateOperand(NonSemanticShaderDebugInfo100DebugTypeMember);
type->addIdOperand(getStringId(debugTypeLoc.name)); // name id
type->addIdOperand(debugId[memberType]); // type id
type->addIdOperand(makeDebugSource(sourceFileStringId)); // source id TODO: verify this works across include directives
type->addIdOperand(makeUintConstant(debugTypeLoc.line)); // line id TODO: currentLine is always zero
type->addIdOperand(makeUintConstant(debugTypeLoc.column)); // TODO: column id
type->addIdOperand(makeUintConstant(0)); // TODO: offset id