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Diffstat (limited to 'thirdparty/glslang/glslang/MachineIndependent/localintermediate.h')
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diff --git a/thirdparty/glslang/glslang/MachineIndependent/localintermediate.h b/thirdparty/glslang/glslang/MachineIndependent/localintermediate.h new file mode 100644 index 0000000000..683290af74 --- /dev/null +++ b/thirdparty/glslang/glslang/MachineIndependent/localintermediate.h @@ -0,0 +1,1001 @@ +// +// Copyright (C) 2002-2005 3Dlabs Inc. Ltd. +// Copyright (C) 2016 LunarG, Inc. +// Copyright (C) 2017 ARM Limited. +// Copyright (C) 2015-2018 Google, Inc. +// +// 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. +// + +#ifndef _LOCAL_INTERMEDIATE_INCLUDED_ +#define _LOCAL_INTERMEDIATE_INCLUDED_ + +#include "../Include/intermediate.h" +#include "../Public/ShaderLang.h" +#include "Versions.h" + +#include <string> +#include <vector> +#include <algorithm> +#include <set> +#include <array> + +class TInfoSink; + +namespace glslang { + +struct TMatrixSelector { + int coord1; // stay agnostic about column/row; this is parse order + int coord2; +}; + +typedef int TVectorSelector; + +const int MaxSwizzleSelectors = 4; + +template<typename selectorType> +class TSwizzleSelectors { +public: + TSwizzleSelectors() : size_(0) { } + + void push_back(selectorType comp) + { + if (size_ < MaxSwizzleSelectors) + components[size_++] = comp; + } + void resize(int s) + { + assert(s <= size_); + size_ = s; + } + int size() const { return size_; } + selectorType operator[](int i) const + { + assert(i < MaxSwizzleSelectors); + return components[i]; + } + +private: + int size_; + selectorType components[MaxSwizzleSelectors]; +}; + +// +// Some helper structures for TIntermediate. Their contents are encapsulated +// by TIntermediate. +// + +// Used for call-graph algorithms for detecting recursion, missing bodies, and dead bodies. +// A "call" is a pair: <caller, callee>. +// There can be duplicates. General assumption is the list is small. +struct TCall { + TCall(const TString& pCaller, const TString& pCallee) : caller(pCaller), callee(pCallee) { } + TString caller; + TString callee; + bool visited; + bool currentPath; + bool errorGiven; + int calleeBodyPosition; +}; + +// A generic 1-D range. +struct TRange { + TRange(int start, int last) : start(start), last(last) { } + bool overlap(const TRange& rhs) const + { + return last >= rhs.start && start <= rhs.last; + } + int start; + int last; +}; + +// An IO range is a 3-D rectangle; the set of (location, component, index) triples all lying +// within the same location range, component range, and index value. Locations don't alias unless +// all other dimensions of their range overlap. +struct TIoRange { + TIoRange(TRange location, TRange component, TBasicType basicType, int index) + : location(location), component(component), basicType(basicType), index(index) { } + bool overlap(const TIoRange& rhs) const + { + return location.overlap(rhs.location) && component.overlap(rhs.component) && index == rhs.index; + } + TRange location; + TRange component; + TBasicType basicType; + int index; +}; + +// An offset range is a 2-D rectangle; the set of (binding, offset) pairs all lying +// within the same binding and offset range. +struct TOffsetRange { + TOffsetRange(TRange binding, TRange offset) + : binding(binding), offset(offset) { } + bool overlap(const TOffsetRange& rhs) const + { + return binding.overlap(rhs.binding) && offset.overlap(rhs.offset); + } + TRange binding; + TRange offset; +}; + +#ifndef GLSLANG_WEB +// Things that need to be tracked per xfb buffer. +struct TXfbBuffer { + TXfbBuffer() : stride(TQualifier::layoutXfbStrideEnd), implicitStride(0), contains64BitType(false), + contains32BitType(false), contains16BitType(false) { } + std::vector<TRange> ranges; // byte offsets that have already been assigned + unsigned int stride; + unsigned int implicitStride; + bool contains64BitType; + bool contains32BitType; + bool contains16BitType; +}; +#endif + +// Track a set of strings describing how the module was processed. +// Using the form: +// process arg0 arg1 arg2 ... +// process arg0 arg1 arg2 ... +// where everything is textual, and there can be zero or more arguments +class TProcesses { +public: + TProcesses() {} + ~TProcesses() {} + + void addProcess(const char* process) + { + processes.push_back(process); + } + void addProcess(const std::string& process) + { + processes.push_back(process); + } + void addArgument(int arg) + { + processes.back().append(" "); + std::string argString = std::to_string(arg); + processes.back().append(argString); + } + void addArgument(const char* arg) + { + processes.back().append(" "); + processes.back().append(arg); + } + void addArgument(const std::string& arg) + { + processes.back().append(" "); + processes.back().append(arg); + } + void addIfNonZero(const char* process, int value) + { + if (value != 0) { + addProcess(process); + addArgument(value); + } + } + + const std::vector<std::string>& getProcesses() const { return processes; } + +private: + std::vector<std::string> processes; +}; + +class TSymbolTable; +class TSymbol; +class TVariable; + +// +// Texture and Sampler transformation mode. +// +enum ComputeDerivativeMode { + LayoutDerivativeNone, // default layout as SPV_NV_compute_shader_derivatives not enabled + LayoutDerivativeGroupQuads, // derivative_group_quadsNV + LayoutDerivativeGroupLinear, // derivative_group_linearNV +}; + +// +// Set of helper functions to help parse and build the tree. +// +class TIntermediate { +public: + explicit TIntermediate(EShLanguage l, int v = 0, EProfile p = ENoProfile) : + language(l), + profile(p), version(v), treeRoot(0), + numEntryPoints(0), numErrors(0), numPushConstants(0), recursive(false), + invertY(false), + useStorageBuffer(false), + nanMinMaxClamp(false), + depthReplacing(false) +#ifndef GLSLANG_WEB + , + implicitThisName("@this"), implicitCounterName("@count"), + source(EShSourceNone), + useVulkanMemoryModel(false), + invocations(TQualifier::layoutNotSet), vertices(TQualifier::layoutNotSet), + inputPrimitive(ElgNone), outputPrimitive(ElgNone), + pixelCenterInteger(false), originUpperLeft(false), + vertexSpacing(EvsNone), vertexOrder(EvoNone), interlockOrdering(EioNone), pointMode(false), earlyFragmentTests(false), + postDepthCoverage(false), depthLayout(EldNone), + hlslFunctionality1(false), + blendEquations(0), xfbMode(false), multiStream(false), + layoutOverrideCoverage(false), + geoPassthroughEXT(false), + numShaderRecordNVBlocks(0), + computeDerivativeMode(LayoutDerivativeNone), + primitives(TQualifier::layoutNotSet), + numTaskNVBlocks(0), + autoMapBindings(false), + autoMapLocations(false), + flattenUniformArrays(false), + useUnknownFormat(false), + hlslOffsets(false), + hlslIoMapping(false), + useVariablePointers(false), + textureSamplerTransformMode(EShTexSampTransKeep), + needToLegalize(false), + binaryDoubleOutput(false), + usePhysicalStorageBuffer(false), + uniformLocationBase(0) +#endif + { + localSize[0] = 1; + localSize[1] = 1; + localSize[2] = 1; + localSizeNotDefault[0] = false; + localSizeNotDefault[1] = false; + localSizeNotDefault[2] = false; + localSizeSpecId[0] = TQualifier::layoutNotSet; + localSizeSpecId[1] = TQualifier::layoutNotSet; + localSizeSpecId[2] = TQualifier::layoutNotSet; +#ifndef GLSLANG_WEB + xfbBuffers.resize(TQualifier::layoutXfbBufferEnd); + shiftBinding.fill(0); +#endif + } + + void setVersion(int v) { version = v; } + int getVersion() const { return version; } + void setProfile(EProfile p) { profile = p; } + EProfile getProfile() const { return profile; } + void setSpv(const SpvVersion& s) + { + spvVersion = s; + + // client processes + if (spvVersion.vulkan > 0) + processes.addProcess("client vulkan100"); + if (spvVersion.openGl > 0) + processes.addProcess("client opengl100"); + + // target SPV + switch (spvVersion.spv) { + case 0: + break; + case EShTargetSpv_1_0: + break; + case EShTargetSpv_1_1: + processes.addProcess("target-env spirv1.1"); + break; + case EShTargetSpv_1_2: + processes.addProcess("target-env spirv1.2"); + break; + case EShTargetSpv_1_3: + processes.addProcess("target-env spirv1.3"); + break; + case EShTargetSpv_1_4: + processes.addProcess("target-env spirv1.4"); + break; + case EShTargetSpv_1_5: + processes.addProcess("target-env spirv1.5"); + break; + default: + processes.addProcess("target-env spirvUnknown"); + break; + } + + // target-environment processes + switch (spvVersion.vulkan) { + case 0: + break; + case EShTargetVulkan_1_0: + processes.addProcess("target-env vulkan1.0"); + break; + case EShTargetVulkan_1_1: + processes.addProcess("target-env vulkan1.1"); + break; + case EShTargetVulkan_1_2: + processes.addProcess("target-env vulkan1.2"); + break; + default: + processes.addProcess("target-env vulkanUnknown"); + break; + } + if (spvVersion.openGl > 0) + processes.addProcess("target-env opengl"); + } + const SpvVersion& getSpv() const { return spvVersion; } + EShLanguage getStage() const { return language; } + void addRequestedExtension(const char* extension) { requestedExtensions.insert(extension); } + const std::set<std::string>& getRequestedExtensions() const { return requestedExtensions; } + + void setTreeRoot(TIntermNode* r) { treeRoot = r; } + TIntermNode* getTreeRoot() const { return treeRoot; } + void incrementEntryPointCount() { ++numEntryPoints; } + int getNumEntryPoints() const { return numEntryPoints; } + int getNumErrors() const { return numErrors; } + void addPushConstantCount() { ++numPushConstants; } + void setLimits(const TBuiltInResource& r) { resources = r; } + + bool postProcess(TIntermNode*, EShLanguage); + void removeTree(); + + void setEntryPointName(const char* ep) + { + entryPointName = ep; + processes.addProcess("entry-point"); + processes.addArgument(entryPointName); + } + void setEntryPointMangledName(const char* ep) { entryPointMangledName = ep; } + const std::string& getEntryPointName() const { return entryPointName; } + const std::string& getEntryPointMangledName() const { return entryPointMangledName; } + + void setInvertY(bool invert) + { + invertY = invert; + if (invertY) + processes.addProcess("invert-y"); + } + bool getInvertY() const { return invertY; } + +#ifdef ENABLE_HLSL + void setSource(EShSource s) { source = s; } + EShSource getSource() const { return source; } +#else + void setSource(EShSource s) { assert(s == EShSourceGlsl); } + EShSource getSource() const { return EShSourceGlsl; } +#endif + + bool isRecursive() const { return recursive; } + + TIntermSymbol* addSymbol(const TVariable&); + TIntermSymbol* addSymbol(const TVariable&, const TSourceLoc&); + TIntermSymbol* addSymbol(const TType&, const TSourceLoc&); + TIntermSymbol* addSymbol(const TIntermSymbol&); + TIntermTyped* addConversion(TOperator, const TType&, TIntermTyped*); + std::tuple<TIntermTyped*, TIntermTyped*> addConversion(TOperator op, TIntermTyped* node0, TIntermTyped* node1); + TIntermTyped* addUniShapeConversion(TOperator, const TType&, TIntermTyped*); + TIntermTyped* addConversion(TBasicType convertTo, TIntermTyped* node) const; + void addBiShapeConversion(TOperator, TIntermTyped*& lhsNode, TIntermTyped*& rhsNode); + TIntermTyped* addShapeConversion(const TType&, TIntermTyped*); + TIntermTyped* addBinaryMath(TOperator, TIntermTyped* left, TIntermTyped* right, TSourceLoc); + TIntermTyped* addAssign(TOperator op, TIntermTyped* left, TIntermTyped* right, TSourceLoc); + TIntermTyped* addIndex(TOperator op, TIntermTyped* base, TIntermTyped* index, TSourceLoc); + TIntermTyped* addUnaryMath(TOperator, TIntermTyped* child, TSourceLoc); + TIntermTyped* addBuiltInFunctionCall(const TSourceLoc& line, TOperator, bool unary, TIntermNode*, const TType& returnType); + bool canImplicitlyPromote(TBasicType from, TBasicType to, TOperator op = EOpNull) const; + bool isIntegralPromotion(TBasicType from, TBasicType to) const; + bool isFPPromotion(TBasicType from, TBasicType to) const; + bool isIntegralConversion(TBasicType from, TBasicType to) const; + bool isFPConversion(TBasicType from, TBasicType to) const; + bool isFPIntegralConversion(TBasicType from, TBasicType to) const; + TOperator mapTypeToConstructorOp(const TType&) const; + TIntermAggregate* growAggregate(TIntermNode* left, TIntermNode* right); + TIntermAggregate* growAggregate(TIntermNode* left, TIntermNode* right, const TSourceLoc&); + TIntermAggregate* makeAggregate(TIntermNode* node); + TIntermAggregate* makeAggregate(TIntermNode* node, const TSourceLoc&); + TIntermAggregate* makeAggregate(const TSourceLoc&); + TIntermTyped* setAggregateOperator(TIntermNode*, TOperator, const TType& type, TSourceLoc); + bool areAllChildConst(TIntermAggregate* aggrNode); + TIntermSelection* addSelection(TIntermTyped* cond, TIntermNodePair code, const TSourceLoc&); + TIntermTyped* addSelection(TIntermTyped* cond, TIntermTyped* trueBlock, TIntermTyped* falseBlock, const TSourceLoc&); + TIntermTyped* addComma(TIntermTyped* left, TIntermTyped* right, const TSourceLoc&); + TIntermTyped* addMethod(TIntermTyped*, const TType&, const TString*, const TSourceLoc&); + TIntermConstantUnion* addConstantUnion(const TConstUnionArray&, const TType&, const TSourceLoc&, bool literal = false) const; + TIntermConstantUnion* addConstantUnion(signed char, const TSourceLoc&, bool literal = false) const; + TIntermConstantUnion* addConstantUnion(unsigned char, const TSourceLoc&, bool literal = false) const; + TIntermConstantUnion* addConstantUnion(signed short, const TSourceLoc&, bool literal = false) const; + TIntermConstantUnion* addConstantUnion(unsigned short, const TSourceLoc&, bool literal = false) const; + TIntermConstantUnion* addConstantUnion(int, const TSourceLoc&, bool literal = false) const; + TIntermConstantUnion* addConstantUnion(unsigned int, const TSourceLoc&, bool literal = false) const; + TIntermConstantUnion* addConstantUnion(long long, const TSourceLoc&, bool literal = false) const; + TIntermConstantUnion* addConstantUnion(unsigned long long, const TSourceLoc&, bool literal = false) const; + TIntermConstantUnion* addConstantUnion(bool, const TSourceLoc&, bool literal = false) const; + TIntermConstantUnion* addConstantUnion(double, TBasicType, const TSourceLoc&, bool literal = false) const; + TIntermConstantUnion* addConstantUnion(const TString*, const TSourceLoc&, bool literal = false) const; + TIntermTyped* promoteConstantUnion(TBasicType, TIntermConstantUnion*) const; + bool parseConstTree(TIntermNode*, TConstUnionArray, TOperator, const TType&, bool singleConstantParam = false); + TIntermLoop* addLoop(TIntermNode*, TIntermTyped*, TIntermTyped*, bool testFirst, const TSourceLoc&); + TIntermAggregate* addForLoop(TIntermNode*, TIntermNode*, TIntermTyped*, TIntermTyped*, bool testFirst, + const TSourceLoc&, TIntermLoop*&); + TIntermBranch* addBranch(TOperator, const TSourceLoc&); + TIntermBranch* addBranch(TOperator, TIntermTyped*, const TSourceLoc&); + template<typename selectorType> TIntermTyped* addSwizzle(TSwizzleSelectors<selectorType>&, const TSourceLoc&); + + // Low level functions to add nodes (no conversions or other higher level transformations) + // If a type is provided, the node's type will be set to it. + TIntermBinary* addBinaryNode(TOperator op, TIntermTyped* left, TIntermTyped* right, TSourceLoc) const; + TIntermBinary* addBinaryNode(TOperator op, TIntermTyped* left, TIntermTyped* right, TSourceLoc, const TType&) const; + TIntermUnary* addUnaryNode(TOperator op, TIntermTyped* child, TSourceLoc) const; + TIntermUnary* addUnaryNode(TOperator op, TIntermTyped* child, TSourceLoc, const TType&) const; + + // Constant folding (in Constant.cpp) + TIntermTyped* fold(TIntermAggregate* aggrNode); + TIntermTyped* foldConstructor(TIntermAggregate* aggrNode); + TIntermTyped* foldDereference(TIntermTyped* node, int index, const TSourceLoc&); + TIntermTyped* foldSwizzle(TIntermTyped* node, TSwizzleSelectors<TVectorSelector>& fields, const TSourceLoc&); + + // Tree ops + static const TIntermTyped* findLValueBase(const TIntermTyped*, bool swizzleOkay); + + // Linkage related + void addSymbolLinkageNodes(TIntermAggregate*& linkage, EShLanguage, TSymbolTable&); + void addSymbolLinkageNode(TIntermAggregate*& linkage, const TSymbol&); + + void setUseStorageBuffer() + { + useStorageBuffer = true; + processes.addProcess("use-storage-buffer"); + } + bool usingStorageBuffer() const { return useStorageBuffer; } + void setDepthReplacing() { depthReplacing = true; } + bool isDepthReplacing() const { return depthReplacing; } + bool setLocalSize(int dim, int size) + { + if (localSizeNotDefault[dim]) + return size == localSize[dim]; + localSizeNotDefault[dim] = true; + localSize[dim] = size; + return true; + } + unsigned int getLocalSize(int dim) const { return localSize[dim]; } + bool setLocalSizeSpecId(int dim, int id) + { + if (localSizeSpecId[dim] != TQualifier::layoutNotSet) + return id == localSizeSpecId[dim]; + localSizeSpecId[dim] = id; + return true; + } + int getLocalSizeSpecId(int dim) const { return localSizeSpecId[dim]; } +#ifdef GLSLANG_WEB + void output(TInfoSink&, bool tree) { } + + bool isEsProfile() const { return false; } + bool getXfbMode() const { return false; } + bool isMultiStream() const { return false; } + TLayoutGeometry getOutputPrimitive() const { return ElgNone; } + bool getPostDepthCoverage() const { return false; } + bool getEarlyFragmentTests() const { return false; } + TLayoutDepth getDepth() const { return EldNone; } + bool getPixelCenterInteger() const { return false; } + void setOriginUpperLeft() { } + bool getOriginUpperLeft() const { return true; } + TInterlockOrdering getInterlockOrdering() const { return EioNone; } + + bool getAutoMapBindings() const { return false; } + bool getAutoMapLocations() const { return false; } + int getNumPushConstants() const { return 0; } + void addShaderRecordNVCount() { } + void addTaskNVCount() { } + void setUseVulkanMemoryModel() { } + bool usingVulkanMemoryModel() const { return false; } + bool usingPhysicalStorageBuffer() const { return false; } + bool usingVariablePointers() const { return false; } + unsigned getXfbStride(int buffer) const { return 0; } + bool hasLayoutDerivativeModeNone() const { return false; } + ComputeDerivativeMode getLayoutDerivativeModeNone() const { return LayoutDerivativeNone; } +#else + void output(TInfoSink&, bool tree); + + bool isEsProfile() const { return profile == EEsProfile; } + + void setShiftBinding(TResourceType res, unsigned int shift) + { + shiftBinding[res] = shift; + + const char* name = getResourceName(res); + if (name != nullptr) + processes.addIfNonZero(name, shift); + } + + unsigned int getShiftBinding(TResourceType res) const { return shiftBinding[res]; } + + void setShiftBindingForSet(TResourceType res, unsigned int shift, unsigned int set) + { + if (shift == 0) // ignore if there's no shift: it's a no-op. + return; + + shiftBindingForSet[res][set] = shift; + + const char* name = getResourceName(res); + if (name != nullptr) { + processes.addProcess(name); + processes.addArgument(shift); + processes.addArgument(set); + } + } + + int getShiftBindingForSet(TResourceType res, unsigned int set) const + { + const auto shift = shiftBindingForSet[res].find(set); + return shift == shiftBindingForSet[res].end() ? -1 : shift->second; + } + bool hasShiftBindingForSet(TResourceType res) const { return !shiftBindingForSet[res].empty(); } + + void setResourceSetBinding(const std::vector<std::string>& shift) + { + resourceSetBinding = shift; + if (shift.size() > 0) { + processes.addProcess("resource-set-binding"); + for (int s = 0; s < (int)shift.size(); ++s) + processes.addArgument(shift[s]); + } + } + const std::vector<std::string>& getResourceSetBinding() const { return resourceSetBinding; } + void setAutoMapBindings(bool map) + { + autoMapBindings = map; + if (autoMapBindings) + processes.addProcess("auto-map-bindings"); + } + bool getAutoMapBindings() const { return autoMapBindings; } + void setAutoMapLocations(bool map) + { + autoMapLocations = map; + if (autoMapLocations) + processes.addProcess("auto-map-locations"); + } + bool getAutoMapLocations() const { return autoMapLocations; } + +#ifdef ENABLE_HLSL + void setFlattenUniformArrays(bool flatten) + { + flattenUniformArrays = flatten; + if (flattenUniformArrays) + processes.addProcess("flatten-uniform-arrays"); + } + bool getFlattenUniformArrays() const { return flattenUniformArrays; } +#endif + void setNoStorageFormat(bool b) + { + useUnknownFormat = b; + if (useUnknownFormat) + processes.addProcess("no-storage-format"); + } + bool getNoStorageFormat() const { return useUnknownFormat; } + void setUseVulkanMemoryModel() + { + useVulkanMemoryModel = true; + processes.addProcess("use-vulkan-memory-model"); + } + bool usingVulkanMemoryModel() const { return useVulkanMemoryModel; } + void setUsePhysicalStorageBuffer() + { + usePhysicalStorageBuffer = true; + } + bool usingPhysicalStorageBuffer() const { return usePhysicalStorageBuffer; } + void setUseVariablePointers() + { + useVariablePointers = true; + processes.addProcess("use-variable-pointers"); + } + bool usingVariablePointers() const { return useVariablePointers; } + +#ifdef ENABLE_HLSL + template<class T> T addCounterBufferName(const T& name) const { return name + implicitCounterName; } + bool hasCounterBufferName(const TString& name) const { + size_t len = strlen(implicitCounterName); + return name.size() > len && + name.compare(name.size() - len, len, implicitCounterName) == 0; + } +#endif + + void setTextureSamplerTransformMode(EShTextureSamplerTransformMode mode) { textureSamplerTransformMode = mode; } + int getNumPushConstants() const { return numPushConstants; } + void addShaderRecordNVCount() { ++numShaderRecordNVBlocks; } + void addTaskNVCount() { ++numTaskNVBlocks; } + + bool setInvocations(int i) + { + if (invocations != TQualifier::layoutNotSet) + return invocations == i; + invocations = i; + return true; + } + int getInvocations() const { return invocations; } + bool setVertices(int m) + { + if (vertices != TQualifier::layoutNotSet) + return vertices == m; + vertices = m; + return true; + } + int getVertices() const { return vertices; } + bool setInputPrimitive(TLayoutGeometry p) + { + if (inputPrimitive != ElgNone) + return inputPrimitive == p; + inputPrimitive = p; + return true; + } + TLayoutGeometry getInputPrimitive() const { return inputPrimitive; } + bool setVertexSpacing(TVertexSpacing s) + { + if (vertexSpacing != EvsNone) + return vertexSpacing == s; + vertexSpacing = s; + return true; + } + TVertexSpacing getVertexSpacing() const { return vertexSpacing; } + bool setVertexOrder(TVertexOrder o) + { + if (vertexOrder != EvoNone) + return vertexOrder == o; + vertexOrder = o; + return true; + } + TVertexOrder getVertexOrder() const { return vertexOrder; } + void setPointMode() { pointMode = true; } + bool getPointMode() const { return pointMode; } + + bool setInterlockOrdering(TInterlockOrdering o) + { + if (interlockOrdering != EioNone) + return interlockOrdering == o; + interlockOrdering = o; + return true; + } + TInterlockOrdering getInterlockOrdering() const { return interlockOrdering; } + + void setXfbMode() { xfbMode = true; } + bool getXfbMode() const { return xfbMode; } + void setMultiStream() { multiStream = true; } + bool isMultiStream() const { return multiStream; } + bool setOutputPrimitive(TLayoutGeometry p) + { + if (outputPrimitive != ElgNone) + return outputPrimitive == p; + outputPrimitive = p; + return true; + } + TLayoutGeometry getOutputPrimitive() const { return outputPrimitive; } + void setPostDepthCoverage() { postDepthCoverage = true; } + bool getPostDepthCoverage() const { return postDepthCoverage; } + void setEarlyFragmentTests() { earlyFragmentTests = true; } + bool getEarlyFragmentTests() const { return earlyFragmentTests; } + bool setDepth(TLayoutDepth d) + { + if (depthLayout != EldNone) + return depthLayout == d; + depthLayout = d; + return true; + } + TLayoutDepth getDepth() const { return depthLayout; } + void setOriginUpperLeft() { originUpperLeft = true; } + bool getOriginUpperLeft() const { return originUpperLeft; } + void setPixelCenterInteger() { pixelCenterInteger = true; } + bool getPixelCenterInteger() const { return pixelCenterInteger; } + void addBlendEquation(TBlendEquationShift b) { blendEquations |= (1 << b); } + unsigned int getBlendEquations() const { return blendEquations; } + bool setXfbBufferStride(int buffer, unsigned stride) + { + if (xfbBuffers[buffer].stride != TQualifier::layoutXfbStrideEnd) + return xfbBuffers[buffer].stride == stride; + xfbBuffers[buffer].stride = stride; + return true; + } + unsigned getXfbStride(int buffer) const { return xfbBuffers[buffer].stride; } + int addXfbBufferOffset(const TType&); + unsigned int computeTypeXfbSize(const TType&, bool& contains64BitType, bool& contains32BitType, bool& contains16BitType) const; + unsigned int computeTypeXfbSize(const TType&, bool& contains64BitType) const; + void setLayoutOverrideCoverage() { layoutOverrideCoverage = true; } + bool getLayoutOverrideCoverage() const { return layoutOverrideCoverage; } + void setGeoPassthroughEXT() { geoPassthroughEXT = true; } + bool getGeoPassthroughEXT() const { return geoPassthroughEXT; } + void setLayoutDerivativeMode(ComputeDerivativeMode mode) { computeDerivativeMode = mode; } + bool hasLayoutDerivativeModeNone() const { return computeDerivativeMode != LayoutDerivativeNone; } + ComputeDerivativeMode getLayoutDerivativeModeNone() const { return computeDerivativeMode; } + bool setPrimitives(int m) + { + if (primitives != TQualifier::layoutNotSet) + return primitives == m; + primitives = m; + return true; + } + int getPrimitives() const { return primitives; } + const char* addSemanticName(const TString& name) + { + return semanticNameSet.insert(name).first->c_str(); + } + void addUniformLocationOverride(const char* nameStr, int location) + { + std::string name = nameStr; + uniformLocationOverrides[name] = location; + } + + int getUniformLocationOverride(const char* nameStr) const + { + std::string name = nameStr; + auto pos = uniformLocationOverrides.find(name); + if (pos == uniformLocationOverrides.end()) + return -1; + else + return pos->second; + } + + void setUniformLocationBase(int base) { uniformLocationBase = base; } + int getUniformLocationBase() const { return uniformLocationBase; } + + void setNeedsLegalization() { needToLegalize = true; } + bool needsLegalization() const { return needToLegalize; } + + void setBinaryDoubleOutput() { binaryDoubleOutput = true; } + bool getBinaryDoubleOutput() { return binaryDoubleOutput; } +#endif // GLSLANG_WEB + +#ifdef ENABLE_HLSL + void setHlslFunctionality1() { hlslFunctionality1 = true; } + bool getHlslFunctionality1() const { return hlslFunctionality1; } + void setHlslOffsets() + { + hlslOffsets = true; + if (hlslOffsets) + processes.addProcess("hlsl-offsets"); + } + bool usingHlslOffsets() const { return hlslOffsets; } + void setHlslIoMapping(bool b) + { + hlslIoMapping = b; + if (hlslIoMapping) + processes.addProcess("hlsl-iomap"); + } + bool usingHlslIoMapping() { return hlslIoMapping; } +#else + bool getHlslFunctionality1() const { return false; } + bool usingHlslOffsets() const { return false; } + bool usingHlslIoMapping() { return false; } +#endif + + void addToCallGraph(TInfoSink&, const TString& caller, const TString& callee); + void merge(TInfoSink&, TIntermediate&); + void finalCheck(TInfoSink&, bool keepUncalled); + + bool buildConvertOp(TBasicType dst, TBasicType src, TOperator& convertOp) const; + TIntermTyped* createConversion(TBasicType convertTo, TIntermTyped* node) const; + + void addIoAccessed(const TString& name) { ioAccessed.insert(name); } + bool inIoAccessed(const TString& name) const { return ioAccessed.find(name) != ioAccessed.end(); } + + int addUsedLocation(const TQualifier&, const TType&, bool& typeCollision); + int checkLocationRange(int set, const TIoRange& range, const TType&, bool& typeCollision); + int addUsedOffsets(int binding, int offset, int numOffsets); + bool addUsedConstantId(int id); + static int computeTypeLocationSize(const TType&, EShLanguage); + static int computeTypeUniformLocationSize(const TType&); + + static int getBaseAlignmentScalar(const TType&, int& size); + static int getBaseAlignment(const TType&, int& size, int& stride, TLayoutPacking layoutPacking, bool rowMajor); + static int getScalarAlignment(const TType&, int& size, int& stride, bool rowMajor); + static int getMemberAlignment(const TType&, int& size, int& stride, TLayoutPacking layoutPacking, bool rowMajor); + static bool improperStraddle(const TType& type, int size, int offset); + static void updateOffset(const TType& parentType, const TType& memberType, int& offset, int& memberSize); + static int getOffset(const TType& type, int index); + static int getBlockSize(const TType& blockType); + static int computeBufferReferenceTypeSize(const TType&); + bool promote(TIntermOperator*); + void setNanMinMaxClamp(bool setting) { nanMinMaxClamp = setting; } + bool getNanMinMaxClamp() const { return nanMinMaxClamp; } + + void setSourceFile(const char* file) { if (file != nullptr) sourceFile = file; } + const std::string& getSourceFile() const { return sourceFile; } + void addSourceText(const char* text, size_t len) { sourceText.append(text, len); } + const std::string& getSourceText() const { return sourceText; } + const std::map<std::string, std::string>& getIncludeText() const { return includeText; } + void addIncludeText(const char* name, const char* text, size_t len) { includeText[name].assign(text,len); } + void addProcesses(const std::vector<std::string>& p) + { + for (int i = 0; i < (int)p.size(); ++i) + processes.addProcess(p[i]); + } + void addProcess(const std::string& process) { processes.addProcess(process); } + void addProcessArgument(const std::string& arg) { processes.addArgument(arg); } + const std::vector<std::string>& getProcesses() const { return processes.getProcesses(); } + + // Certain explicit conversions are allowed conditionally +#ifdef GLSLANG_WEB + bool getArithemeticInt8Enabled() const { return false; } + bool getArithemeticInt16Enabled() const { return false; } + bool getArithemeticFloat16Enabled() const { return false; } +#else + bool getArithemeticInt8Enabled() const { + return extensionRequested(E_GL_EXT_shader_explicit_arithmetic_types) || + extensionRequested(E_GL_EXT_shader_explicit_arithmetic_types_int8); + } + bool getArithemeticInt16Enabled() const { + return extensionRequested(E_GL_EXT_shader_explicit_arithmetic_types) || + extensionRequested(E_GL_AMD_gpu_shader_int16) || + extensionRequested(E_GL_EXT_shader_explicit_arithmetic_types_int16); + } + + bool getArithemeticFloat16Enabled() const { + return extensionRequested(E_GL_EXT_shader_explicit_arithmetic_types) || + extensionRequested(E_GL_AMD_gpu_shader_half_float) || + extensionRequested(E_GL_EXT_shader_explicit_arithmetic_types_float16); + } +#endif + +protected: + TIntermSymbol* addSymbol(int Id, const TString&, const TType&, const TConstUnionArray&, TIntermTyped* subtree, const TSourceLoc&); + void error(TInfoSink& infoSink, const char*); + void warn(TInfoSink& infoSink, const char*); + void mergeCallGraphs(TInfoSink&, TIntermediate&); + void mergeModes(TInfoSink&, TIntermediate&); + void mergeTrees(TInfoSink&, TIntermediate&); + void seedIdMap(TMap<TString, int>& idMap, int& maxId); + void remapIds(const TMap<TString, int>& idMap, int idShift, TIntermediate&); + void mergeBodies(TInfoSink&, TIntermSequence& globals, const TIntermSequence& unitGlobals); + void mergeLinkerObjects(TInfoSink&, TIntermSequence& linkerObjects, const TIntermSequence& unitLinkerObjects); + void mergeImplicitArraySizes(TType&, const TType&); + void mergeErrorCheck(TInfoSink&, const TIntermSymbol&, const TIntermSymbol&, bool crossStage); + void checkCallGraphCycles(TInfoSink&); + void checkCallGraphBodies(TInfoSink&, bool keepUncalled); + void inOutLocationCheck(TInfoSink&); + TIntermAggregate* findLinkerObjects() const; + bool userOutputUsed() const; + bool isSpecializationOperation(const TIntermOperator&) const; + bool isNonuniformPropagating(TOperator) const; + bool promoteUnary(TIntermUnary&); + bool promoteBinary(TIntermBinary&); + void addSymbolLinkageNode(TIntermAggregate*& linkage, TSymbolTable&, const TString&); + bool promoteAggregate(TIntermAggregate&); + void pushSelector(TIntermSequence&, const TVectorSelector&, const TSourceLoc&); + void pushSelector(TIntermSequence&, const TMatrixSelector&, const TSourceLoc&); + bool specConstantPropagates(const TIntermTyped&, const TIntermTyped&); + void performTextureUpgradeAndSamplerRemovalTransformation(TIntermNode* root); + bool isConversionAllowed(TOperator op, TIntermTyped* node) const; + std::tuple<TBasicType, TBasicType> getConversionDestinatonType(TBasicType type0, TBasicType type1, TOperator op) const; + + // JohnK: I think this function should go away. + // This data structure is just a log to pass on to back ends. + // Versioning and extensions are handled in Version.cpp, with a rich + // set of functions for querying stages, versions, extension enable/disabled, etc. +#ifdef GLSLANG_WEB + bool extensionRequested(const char *extension) const { return false; } +#else + bool extensionRequested(const char *extension) const {return requestedExtensions.find(extension) != requestedExtensions.end();} +#endif + + static const char* getResourceName(TResourceType); + + const EShLanguage language; // stage, known at construction time + std::string entryPointName; + std::string entryPointMangledName; + typedef std::list<TCall> TGraph; + TGraph callGraph; + + EProfile profile; // source profile + int version; // source version + SpvVersion spvVersion; + TIntermNode* treeRoot; + std::set<std::string> requestedExtensions; // cumulation of all enabled or required extensions; not connected to what subset of the shader used them + TBuiltInResource resources; + int numEntryPoints; + int numErrors; + int numPushConstants; + bool recursive; + bool invertY; + bool useStorageBuffer; + bool nanMinMaxClamp; // true if desiring min/max/clamp to favor non-NaN over NaN + bool depthReplacing; + int localSize[3]; + bool localSizeNotDefault[3]; + int localSizeSpecId[3]; +#ifndef GLSLANG_WEB +public: + const char* const implicitThisName; + const char* const implicitCounterName; +protected: + EShSource source; // source language, known a bit later + bool useVulkanMemoryModel; + int invocations; + int vertices; + TLayoutGeometry inputPrimitive; + TLayoutGeometry outputPrimitive; + bool pixelCenterInteger; + bool originUpperLeft; + TVertexSpacing vertexSpacing; + TVertexOrder vertexOrder; + TInterlockOrdering interlockOrdering; + bool pointMode; + bool earlyFragmentTests; + bool postDepthCoverage; + TLayoutDepth depthLayout; + bool hlslFunctionality1; + int blendEquations; // an 'or'ing of masks of shifts of TBlendEquationShift + bool xfbMode; + std::vector<TXfbBuffer> xfbBuffers; // all the data we need to track per xfb buffer + bool multiStream; + bool layoutOverrideCoverage; + bool geoPassthroughEXT; + int numShaderRecordNVBlocks; + ComputeDerivativeMode computeDerivativeMode; + int primitives; + int numTaskNVBlocks; + + // Base shift values + std::array<unsigned int, EResCount> shiftBinding; + + // Per-descriptor-set shift values + std::array<std::map<int, int>, EResCount> shiftBindingForSet; + + std::vector<std::string> resourceSetBinding; + bool autoMapBindings; + bool autoMapLocations; + bool flattenUniformArrays; + bool useUnknownFormat; + bool hlslOffsets; + bool hlslIoMapping; + bool useVariablePointers; + + std::set<TString> semanticNameSet; + + EShTextureSamplerTransformMode textureSamplerTransformMode; + + bool needToLegalize; + bool binaryDoubleOutput; + bool usePhysicalStorageBuffer; + + std::unordered_map<std::string, int> uniformLocationOverrides; + int uniformLocationBase; +#endif + + std::unordered_set<int> usedConstantId; // specialization constant ids used + std::vector<TOffsetRange> usedAtomics; // sets of bindings used by atomic counters + std::vector<TIoRange> usedIo[4]; // sets of used locations, one for each of in, out, uniform, and buffers + // set of names of statically read/written I/O that might need extra checking + std::set<TString> ioAccessed; + // source code of shader, useful as part of debug information + std::string sourceFile; + std::string sourceText; + + // Included text. First string is a name, second is the included text + std::map<std::string, std::string> includeText; + + // for OpModuleProcessed, or equivalent + TProcesses processes; + +private: + void operator=(TIntermediate&); // prevent assignments +}; + +} // end namespace glslang + +#endif // _LOCAL_INTERMEDIATE_INCLUDED_ |