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Externals: Update glslang.

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This updates glslang to commit 9bb8cfffb0eed010e07132282c41d73064a7a609
which is the current version listed in the known_good.json file for the
version 1.3.212 of the Vulkan-ValidationLayers repo.
This commit is contained in:
iwubcode
2022-04-30 00:37:59 -05:00
parent 260d3faba8
commit 6d528a72eb
142 changed files with 26417 additions and 10676 deletions
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64
Externals/glslang/hlsl/CMakeLists.txt vendored
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@ -1,25 +1,43 @@
set(SOURCES
hlslAttributes.cpp
hlslParseHelper.cpp
hlslScanContext.cpp
hlslOpMap.cpp
hlslTokenStream.cpp
hlslGrammar.cpp
hlslParseables.cpp)
# Copyright (C) 2020 The Khronos Group 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 The Khronos Group Inc. 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.
set(HEADERS
hlslAttributes.h
hlslParseHelper.h
hlslTokens.h
hlslScanContext.h
hlslOpMap.h
hlslTokenStream.h
hlslGrammar.h
hlslParseables.h)
# The HLSL source is directly embedded into the glslang target when ENABLE_HLSL
# is set.
# This source now lives at: glslang/HLSL/
# The HLSL target is now just a stub that exists for backwards compatibility for
# projects that referenced this target.
glslang_pch(SOURCES pch.cpp)
add_library(HLSL ${LIB_TYPE} ${SOURCES} ${HEADERS})
add_library(HLSL ${LIB_TYPE} "stub.cpp")
set_property(TARGET HLSL PROPERTY FOLDER hlsl)
set_property(TARGET HLSL PROPERTY POSITION_INDEPENDENT_CODE ON)
@ -27,10 +45,6 @@ if(WIN32 AND BUILD_SHARED_LIBS)
set_target_properties(HLSL PROPERTIES PREFIX "")
endif()
if(WIN32)
source_group("Source" FILES ${SOURCES} ${HEADERS})
endif(WIN32)
if(ENABLE_GLSLANG_INSTALL)
if(BUILD_SHARED_LIBS)
install(TARGETS HLSL EXPORT HLSLTargets
@ -42,4 +56,4 @@ if(ENABLE_GLSLANG_INSTALL)
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
endif()
install(EXPORT HLSLTargets DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake)
endif(ENABLE_GLSLANG_INSTALL)
endif()

149
Externals/glslang/hlsl/hlslAttributes.cpp vendored
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@ -1,149 +0,0 @@
//
// Copyright (C) 2016 LunarG, 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 Google, Inc., 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.
//
#include "hlslAttributes.h"
#include "hlslParseHelper.h"
namespace glslang {
// Map the given string to an attribute enum from TAttributeType,
// or EatNone if invalid.
TAttributeType HlslParseContext::attributeFromName(const TString& nameSpace, const TString& name) const
{
// handle names within a namespace
if (nameSpace == "vk") {
if (name == "input_attachment_index")
return EatInputAttachment;
else if (name == "location")
return EatLocation;
else if (name == "binding")
return EatBinding;
else if (name == "global_cbuffer_binding")
return EatGlobalBinding;
else if (name == "builtin")
return EatBuiltIn;
else if (name == "constant_id")
return EatConstantId;
else if (name == "push_constant")
return EatPushConstant;
} else if (nameSpace == "spv") {
if (name == "format_rgba32f") return EatFormatRgba32f;
if (name == "format_rgba16f") return EatFormatRgba16f;
if (name == "format_r32f") return EatFormatR32f;
if (name == "format_rgba8") return EatFormatRgba8;
if (name == "format_rgba8snorm") return EatFormatRgba8Snorm;
if (name == "format_rg32f") return EatFormatRg32f;
if (name == "format_rg16f") return EatFormatRg16f;
if (name == "format_r11fg11fb10f") return EatFormatR11fG11fB10f;
if (name == "format_r16f") return EatFormatR16f;
if (name == "format_rgba16") return EatFormatRgba16;
if (name == "format_rgb10a2") return EatFormatRgb10A2;
if (name == "format_rg16") return EatFormatRg16;
if (name == "format_rg8") return EatFormatRg8;
if (name == "format_r16") return EatFormatR16;
if (name == "format_r8") return EatFormatR8;
if (name == "format_rgba16snorm") return EatFormatRgba16Snorm;
if (name == "format_rg16snorm") return EatFormatRg16Snorm;
if (name == "format_rg8snorm") return EatFormatRg8Snorm;
if (name == "format_r16snorm") return EatFormatR16Snorm;
if (name == "format_r8snorm") return EatFormatR8Snorm;
if (name == "format_rgba32i") return EatFormatRgba32i;
if (name == "format_rgba16i") return EatFormatRgba16i;
if (name == "format_rgba8i") return EatFormatRgba8i;
if (name == "format_r32i") return EatFormatR32i;
if (name == "format_rg32i") return EatFormatRg32i;
if (name == "format_rg16i") return EatFormatRg16i;
if (name == "format_rg8i") return EatFormatRg8i;
if (name == "format_r16i") return EatFormatR16i;
if (name == "format_r8i") return EatFormatR8i;
if (name == "format_rgba32ui") return EatFormatRgba32ui;
if (name == "format_rgba16ui") return EatFormatRgba16ui;
if (name == "format_rgba8ui") return EatFormatRgba8ui;
if (name == "format_r32ui") return EatFormatR32ui;
if (name == "format_rgb10a2ui") return EatFormatRgb10a2ui;
if (name == "format_rg32ui") return EatFormatRg32ui;
if (name == "format_rg16ui") return EatFormatRg16ui;
if (name == "format_rg8ui") return EatFormatRg8ui;
if (name == "format_r16ui") return EatFormatR16ui;
if (name == "format_r8ui") return EatFormatR8ui;
if (name == "nonwritable") return EatNonWritable;
if (name == "nonreadable") return EatNonReadable;
} else if (nameSpace.size() > 0)
return EatNone;
// handle names with no namespace
if (name == "allow_uav_condition")
return EatAllow_uav_condition;
else if (name == "branch")
return EatBranch;
else if (name == "call")
return EatCall;
else if (name == "domain")
return EatDomain;
else if (name == "earlydepthstencil")
return EatEarlyDepthStencil;
else if (name == "fastopt")
return EatFastOpt;
else if (name == "flatten")
return EatFlatten;
else if (name == "forcecase")
return EatForceCase;
else if (name == "instance")
return EatInstance;
else if (name == "maxtessfactor")
return EatMaxTessFactor;
else if (name == "maxvertexcount")
return EatMaxVertexCount;
else if (name == "numthreads")
return EatNumThreads;
else if (name == "outputcontrolpoints")
return EatOutputControlPoints;
else if (name == "outputtopology")
return EatOutputTopology;
else if (name == "partitioning")
return EatPartitioning;
else if (name == "patchconstantfunc")
return EatPatchConstantFunc;
else if (name == "unroll")
return EatUnroll;
else if (name == "loop")
return EatLoop;
else
return EatNone;
}
} // end namespace glslang

59
Externals/glslang/hlsl/hlslAttributes.h vendored
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@ -1,59 +0,0 @@
//
// Copyright (C) 2016 LunarG, 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 Google, Inc., 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 HLSLATTRIBUTES_H_
#define HLSLATTRIBUTES_H_
#include <unordered_map>
#include <functional>
#include "../glslang/MachineIndependent/attribute.h"
#include "../glslang/MachineIndependent/SymbolTable.h"
#include "hlslScanContext.h"
namespace glslang {
class TFunctionDeclarator {
public:
TFunctionDeclarator() : function(nullptr), body(nullptr) { }
TSourceLoc loc;
TFunction* function;
TAttributes attributes;
TVector<HlslToken>* body;
};
} // end namespace glslang
#endif // HLSLATTRIBUTES_H_

4175
Externals/glslang/hlsl/hlslGrammar.cpp vendored
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142
Externals/glslang/hlsl/hlslGrammar.h vendored
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@ -1,142 +0,0 @@
//
// Copyright (C) 2016-2018 Google, Inc.
// Copyright (C) 2016 LunarG, 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 Google, Inc., 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 HLSLGRAMMAR_H_
#define HLSLGRAMMAR_H_
#include "hlslParseHelper.h"
#include "hlslOpMap.h"
#include "hlslTokenStream.h"
namespace glslang {
class TFunctionDeclarator;
// Should just be the grammar aspect of HLSL.
// Described in more detail in hlslGrammar.cpp.
class HlslGrammar : public HlslTokenStream {
public:
HlslGrammar(HlslScanContext& scanner, HlslParseContext& parseContext)
: HlslTokenStream(scanner), parseContext(parseContext), intermediate(parseContext.intermediate),
typeIdentifiers(false), unitNode(nullptr) { }
virtual ~HlslGrammar() { }
bool parse();
protected:
HlslGrammar();
HlslGrammar& operator=(const HlslGrammar&);
void expected(const char*);
void unimplemented(const char*);
bool acceptIdentifier(HlslToken&);
bool acceptCompilationUnit();
bool acceptDeclarationList(TIntermNode*&);
bool acceptDeclaration(TIntermNode*&);
bool acceptControlDeclaration(TIntermNode*& node);
bool acceptSamplerDeclarationDX9(TType&);
bool acceptSamplerState();
bool acceptFullySpecifiedType(TType&, const TAttributes&);
bool acceptFullySpecifiedType(TType&, TIntermNode*& nodeList, const TAttributes&, bool forbidDeclarators = false);
bool acceptQualifier(TQualifier&);
bool acceptLayoutQualifierList(TQualifier&);
bool acceptType(TType&);
bool acceptType(TType&, TIntermNode*& nodeList);
bool acceptTemplateVecMatBasicType(TBasicType&);
bool acceptVectorTemplateType(TType&);
bool acceptMatrixTemplateType(TType&);
bool acceptTessellationDeclType(TBuiltInVariable&);
bool acceptTessellationPatchTemplateType(TType&);
bool acceptStreamOutTemplateType(TType&, TLayoutGeometry&);
bool acceptOutputPrimitiveGeometry(TLayoutGeometry&);
bool acceptAnnotations(TQualifier&);
bool acceptSamplerTypeDX9(TType &);
bool acceptSamplerType(TType&);
bool acceptTextureType(TType&);
bool acceptSubpassInputType(TType&);
bool acceptStructBufferType(TType&);
bool acceptTextureBufferType(TType&);
bool acceptConstantBufferType(TType&);
bool acceptStruct(TType&, TIntermNode*& nodeList);
bool acceptStructDeclarationList(TTypeList*&, TIntermNode*& nodeList, TVector<TFunctionDeclarator>&);
bool acceptMemberFunctionDefinition(TIntermNode*& nodeList, const TType&, TString& memberName,
TFunctionDeclarator&);
bool acceptFunctionParameters(TFunction&);
bool acceptParameterDeclaration(TFunction&);
bool acceptFunctionDefinition(TFunctionDeclarator&, TIntermNode*& nodeList, TVector<HlslToken>* deferredTokens);
bool acceptFunctionBody(TFunctionDeclarator& declarator, TIntermNode*& nodeList);
bool acceptParenExpression(TIntermTyped*&);
bool acceptExpression(TIntermTyped*&);
bool acceptInitializer(TIntermTyped*&);
bool acceptAssignmentExpression(TIntermTyped*&);
bool acceptConditionalExpression(TIntermTyped*&);
bool acceptBinaryExpression(TIntermTyped*&, PrecedenceLevel);
bool acceptUnaryExpression(TIntermTyped*&);
bool acceptPostfixExpression(TIntermTyped*&);
bool acceptConstructor(TIntermTyped*&);
bool acceptFunctionCall(const TSourceLoc&, TString& name, TIntermTyped*&, TIntermTyped* objectBase);
bool acceptArguments(TFunction*, TIntermTyped*&);
bool acceptLiteral(TIntermTyped*&);
bool acceptSimpleStatement(TIntermNode*&);
bool acceptCompoundStatement(TIntermNode*&);
bool acceptScopedStatement(TIntermNode*&);
bool acceptScopedCompoundStatement(TIntermNode*&);
bool acceptStatement(TIntermNode*&);
bool acceptNestedStatement(TIntermNode*&);
void acceptAttributes(TAttributes&);
bool acceptSelectionStatement(TIntermNode*&, const TAttributes&);
bool acceptSwitchStatement(TIntermNode*&, const TAttributes&);
bool acceptIterationStatement(TIntermNode*&, const TAttributes&);
bool acceptJumpStatement(TIntermNode*&);
bool acceptCaseLabel(TIntermNode*&);
bool acceptDefaultLabel(TIntermNode*&);
void acceptArraySpecifier(TArraySizes*&);
bool acceptPostDecls(TQualifier&);
bool acceptDefaultParameterDeclaration(const TType&, TIntermTyped*&);
bool captureBlockTokens(TVector<HlslToken>& tokens);
const char* getTypeString(EHlslTokenClass tokenClass) const;
HlslParseContext& parseContext; // state of parsing and helper functions for building the intermediate
TIntermediate& intermediate; // the final product, the intermediate representation, includes the AST
bool typeIdentifiers; // shader uses some types as identifiers
TIntermNode* unitNode;
};
} // end namespace glslang
#endif // HLSLGRAMMAR_H_

173
Externals/glslang/hlsl/hlslOpMap.cpp vendored
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@ -1,173 +0,0 @@
//
// Copyright (C) 2016 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 Google, Inc., 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.
//
// Map from physical token form (e.g. '-') to logical operator
// form (e.g., binary subtract or unary negate).
#include "hlslOpMap.h"
namespace glslang {
// Map parsing tokens that could be assignments into assignment operators.
TOperator HlslOpMap::assignment(EHlslTokenClass op)
{
switch (op) {
case EHTokAssign: return EOpAssign;
case EHTokMulAssign: return EOpMulAssign;
case EHTokDivAssign: return EOpDivAssign;
case EHTokAddAssign: return EOpAddAssign;
case EHTokModAssign: return EOpModAssign;
case EHTokLeftAssign: return EOpLeftShiftAssign;
case EHTokRightAssign: return EOpRightShiftAssign;
case EHTokAndAssign: return EOpAndAssign;
case EHTokXorAssign: return EOpExclusiveOrAssign;
case EHTokOrAssign: return EOpInclusiveOrAssign;
case EHTokSubAssign: return EOpSubAssign;
default:
return EOpNull;
}
}
// Map parsing tokens that could be binary operations into binary operators.
TOperator HlslOpMap::binary(EHlslTokenClass op)
{
switch (op) {
case EHTokPlus: return EOpAdd;
case EHTokDash: return EOpSub;
case EHTokStar: return EOpMul;
case EHTokSlash: return EOpDiv;
case EHTokPercent: return EOpMod;
case EHTokRightOp: return EOpRightShift;
case EHTokLeftOp: return EOpLeftShift;
case EHTokAmpersand: return EOpAnd;
case EHTokVerticalBar: return EOpInclusiveOr;
case EHTokCaret: return EOpExclusiveOr;
case EHTokEqOp: return EOpEqual;
case EHTokNeOp: return EOpNotEqual;
case EHTokLeftAngle: return EOpLessThan;
case EHTokRightAngle: return EOpGreaterThan;
case EHTokLeOp: return EOpLessThanEqual;
case EHTokGeOp: return EOpGreaterThanEqual;
case EHTokOrOp: return EOpLogicalOr;
case EHTokXorOp: return EOpLogicalXor;
case EHTokAndOp: return EOpLogicalAnd;
default:
return EOpNull;
}
}
// Map parsing tokens that could be unary operations into unary operators.
// These are just the ones that can appear in front of its operand.
TOperator HlslOpMap::preUnary(EHlslTokenClass op)
{
switch (op) {
case EHTokPlus: return EOpAdd; // means no-op, but still a unary op was present
case EHTokDash: return EOpNegative;
case EHTokBang: return EOpLogicalNot;
case EHTokTilde: return EOpBitwiseNot;
case EHTokIncOp: return EOpPreIncrement;
case EHTokDecOp: return EOpPreDecrement;
default: return EOpNull; // means not a pre-unary op
}
}
// Map parsing tokens that could be unary operations into unary operators.
// These are just the ones that can appear behind its operand.
TOperator HlslOpMap::postUnary(EHlslTokenClass op)
{
switch (op) {
case EHTokDot: return EOpIndexDirectStruct;
case EHTokLeftBracket: return EOpIndexIndirect;
case EHTokIncOp: return EOpPostIncrement;
case EHTokDecOp: return EOpPostDecrement;
case EHTokColonColon: return EOpScoping;
default: return EOpNull; // means not a post-unary op
}
}
// Map operators into their level of precedence.
PrecedenceLevel HlslOpMap::precedenceLevel(TOperator op)
{
switch (op) {
case EOpLogicalOr:
return PlLogicalOr;
case EOpLogicalXor:
return PlLogicalXor;
case EOpLogicalAnd:
return PlLogicalAnd;
case EOpInclusiveOr:
return PlBitwiseOr;
case EOpExclusiveOr:
return PlBitwiseXor;
case EOpAnd:
return PlBitwiseAnd;
case EOpEqual:
case EOpNotEqual:
return PlEquality;
case EOpLessThan:
case EOpGreaterThan:
case EOpLessThanEqual:
case EOpGreaterThanEqual:
return PlRelational;
case EOpRightShift:
case EOpLeftShift:
return PlShift;
case EOpAdd:
case EOpSub:
return PlAdd;
case EOpMul:
case EOpDiv:
case EOpMod:
return PlMul;
default:
return PlBad;
}
}
} // end namespace glslang

69
Externals/glslang/hlsl/hlslOpMap.h vendored
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@ -1,69 +0,0 @@
//
// Copyright (C) 2016 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 Google, Inc., 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 HLSLOPMAP_H_
#define HLSLOPMAP_H_
#include "hlslScanContext.h"
namespace glslang {
enum PrecedenceLevel {
PlBad,
PlLogicalOr,
PlLogicalXor,
PlLogicalAnd,
PlBitwiseOr,
PlBitwiseXor,
PlBitwiseAnd,
PlEquality,
PlRelational,
PlShift,
PlAdd,
PlMul
};
class HlslOpMap {
public:
static TOperator assignment(EHlslTokenClass op);
static TOperator binary(EHlslTokenClass op);
static TOperator preUnary(EHlslTokenClass op);
static TOperator postUnary(EHlslTokenClass op);
static PrecedenceLevel precedenceLevel(TOperator);
};
} // end namespace glslang
#endif // HLSLOPMAP_H_

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//
// Copyright (C) 2016-2018 Google, Inc.
// Copyright (C) 2016 LunarG, 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 HLSL_PARSE_INCLUDED_
#define HLSL_PARSE_INCLUDED_
#include "../glslang/MachineIndependent/parseVersions.h"
#include "../glslang/MachineIndependent/ParseHelper.h"
#include "../glslang/MachineIndependent/attribute.h"
#include <array>
namespace glslang {
class TFunctionDeclarator;
class HlslParseContext : public TParseContextBase {
public:
HlslParseContext(TSymbolTable&, TIntermediate&, bool parsingBuiltins,
int version, EProfile, const SpvVersion& spvVersion, EShLanguage, TInfoSink&,
const TString sourceEntryPointName,
bool forwardCompatible = false, EShMessages messages = EShMsgDefault);
virtual ~HlslParseContext();
void initializeExtensionBehavior() override;
void setLimits(const TBuiltInResource&) override;
bool parseShaderStrings(TPpContext&, TInputScanner& input, bool versionWillBeError = false) override;
virtual const char* getGlobalUniformBlockName() const override { return "$Global"; }
virtual void setUniformBlockDefaults(TType& block) const override
{
block.getQualifier().layoutPacking = ElpStd140;
block.getQualifier().layoutMatrix = ElmRowMajor;
}
void reservedPpErrorCheck(const TSourceLoc&, const char* /*name*/, const char* /*op*/) override { }
bool lineContinuationCheck(const TSourceLoc&, bool /*endOfComment*/) override { return true; }
bool lineDirectiveShouldSetNextLine() const override { return true; }
bool builtInName(const TString&);
void handlePragma(const TSourceLoc&, const TVector<TString>&) override;
TIntermTyped* handleVariable(const TSourceLoc&, const TString* string);
TIntermTyped* handleBracketDereference(const TSourceLoc&, TIntermTyped* base, TIntermTyped* index);
TIntermTyped* handleBracketOperator(const TSourceLoc&, TIntermTyped* base, TIntermTyped* index);
TIntermTyped* handleBinaryMath(const TSourceLoc&, const char* str, TOperator op, TIntermTyped* left, TIntermTyped* right);
TIntermTyped* handleUnaryMath(const TSourceLoc&, const char* str, TOperator op, TIntermTyped* childNode);
TIntermTyped* handleDotDereference(const TSourceLoc&, TIntermTyped* base, const TString& field);
bool isBuiltInMethod(const TSourceLoc&, TIntermTyped* base, const TString& field);
void assignToInterface(TVariable& variable);
void handleFunctionDeclarator(const TSourceLoc&, TFunction& function, bool prototype);
TIntermAggregate* handleFunctionDefinition(const TSourceLoc&, TFunction&, const TAttributes&, TIntermNode*& entryPointTree);
TIntermNode* transformEntryPoint(const TSourceLoc&, TFunction&, const TAttributes&);
void handleEntryPointAttributes(const TSourceLoc&, const TAttributes&);
void transferTypeAttributes(const TSourceLoc&, const TAttributes&, TType&, bool allowEntry = false);
void handleFunctionBody(const TSourceLoc&, TFunction&, TIntermNode* functionBody, TIntermNode*& node);
void remapEntryPointIO(TFunction& function, TVariable*& returnValue, TVector<TVariable*>& inputs, TVector<TVariable*>& outputs);
void remapNonEntryPointIO(TFunction& function);
TIntermNode* handleReturnValue(const TSourceLoc&, TIntermTyped*);
void handleFunctionArgument(TFunction*, TIntermTyped*& arguments, TIntermTyped* newArg);
TIntermTyped* handleAssign(const TSourceLoc&, TOperator, TIntermTyped* left, TIntermTyped* right);
TIntermTyped* handleAssignToMatrixSwizzle(const TSourceLoc&, TOperator, TIntermTyped* left, TIntermTyped* right);
TIntermTyped* handleFunctionCall(const TSourceLoc&, TFunction*, TIntermTyped*);
TIntermAggregate* assignClipCullDistance(const TSourceLoc&, TOperator, int semanticId, TIntermTyped* left, TIntermTyped* right);
TIntermTyped* assignPosition(const TSourceLoc&, TOperator, TIntermTyped* left, TIntermTyped* right);
void decomposeIntrinsic(const TSourceLoc&, TIntermTyped*& node, TIntermNode* arguments);
void decomposeSampleMethods(const TSourceLoc&, TIntermTyped*& node, TIntermNode* arguments);
void decomposeStructBufferMethods(const TSourceLoc&, TIntermTyped*& node, TIntermNode* arguments);
void decomposeGeometryMethods(const TSourceLoc&, TIntermTyped*& node, TIntermNode* arguments);
void pushFrontArguments(TIntermTyped* front, TIntermTyped*& arguments);
void addInputArgumentConversions(const TFunction&, TIntermTyped*&);
void expandArguments(const TSourceLoc&, const TFunction&, TIntermTyped*&);
TIntermTyped* addOutputArgumentConversions(const TFunction&, TIntermOperator&);
void builtInOpCheck(const TSourceLoc&, const TFunction&, TIntermOperator&);
TFunction* makeConstructorCall(const TSourceLoc&, const TType&);
void handleSemantic(TSourceLoc, TQualifier&, TBuiltInVariable, const TString& upperCase);
void handlePackOffset(const TSourceLoc&, TQualifier&, const glslang::TString& location,
const glslang::TString* component);
void handleRegister(const TSourceLoc&, TQualifier&, const glslang::TString* profile, const glslang::TString& desc,
int subComponent, const glslang::TString*);
TIntermTyped* convertConditionalExpression(const TSourceLoc&, TIntermTyped*, bool mustBeScalar = true);
TIntermAggregate* handleSamplerTextureCombine(const TSourceLoc& loc, TIntermTyped* argTex, TIntermTyped* argSampler);
bool parseMatrixSwizzleSelector(const TSourceLoc&, const TString&, int cols, int rows, TSwizzleSelectors<TMatrixSelector>&);
int getMatrixComponentsColumn(int rows, const TSwizzleSelectors<TMatrixSelector>&);
void assignError(const TSourceLoc&, const char* op, TString left, TString right);
void unaryOpError(const TSourceLoc&, const char* op, TString operand);
void binaryOpError(const TSourceLoc&, const char* op, TString left, TString right);
void variableCheck(TIntermTyped*& nodePtr);
void constantValueCheck(TIntermTyped* node, const char* token);
void integerCheck(const TIntermTyped* node, const char* token);
void globalCheck(const TSourceLoc&, const char* token);
bool constructorError(const TSourceLoc&, TIntermNode*, TFunction&, TOperator, TType&);
void arraySizeCheck(const TSourceLoc&, TIntermTyped* expr, TArraySize&);
void arraySizeRequiredCheck(const TSourceLoc&, const TArraySizes&);
void structArrayCheck(const TSourceLoc&, const TType& structure);
bool voidErrorCheck(const TSourceLoc&, const TString&, TBasicType);
void globalQualifierFix(const TSourceLoc&, TQualifier&);
bool structQualifierErrorCheck(const TSourceLoc&, const TPublicType& pType);
void mergeQualifiers(TQualifier& dst, const TQualifier& src);
int computeSamplerTypeIndex(TSampler&);
TSymbol* redeclareBuiltinVariable(const TSourceLoc&, const TString&, const TQualifier&, const TShaderQualifiers&);
void paramFix(TType& type);
void specializationCheck(const TSourceLoc&, const TType&, const char* op);
void setLayoutQualifier(const TSourceLoc&, TQualifier&, TString&);
void setLayoutQualifier(const TSourceLoc&, TQualifier&, TString&, const TIntermTyped*);
void setSpecConstantId(const TSourceLoc&, TQualifier&, int value);
void mergeObjectLayoutQualifiers(TQualifier& dest, const TQualifier& src, bool inheritOnly);
void checkNoShaderLayouts(const TSourceLoc&, const TShaderQualifiers&);
const TFunction* findFunction(const TSourceLoc& loc, TFunction& call, bool& builtIn, int& thisDepth, TIntermTyped*& args);
void addGenMulArgumentConversion(const TSourceLoc& loc, TFunction& call, TIntermTyped*& args);
void declareTypedef(const TSourceLoc&, const TString& identifier, const TType&);
void declareStruct(const TSourceLoc&, TString& structName, TType&);
TSymbol* lookupUserType(const TString&, TType&);
TIntermNode* declareVariable(const TSourceLoc&, const TString& identifier, TType&, TIntermTyped* initializer = 0);
void lengthenList(const TSourceLoc&, TIntermSequence& list, int size, TIntermTyped* scalarInit);
TIntermTyped* handleConstructor(const TSourceLoc&, TIntermTyped*, const TType&);
TIntermTyped* addConstructor(const TSourceLoc&, TIntermTyped*, const TType&);
TIntermTyped* convertArray(TIntermTyped*, const TType&);
TIntermTyped* constructAggregate(TIntermNode*, const TType&, int, const TSourceLoc&);
TIntermTyped* constructBuiltIn(const TType&, TOperator, TIntermTyped*, const TSourceLoc&, bool subset);
void declareBlock(const TSourceLoc&, TType&, const TString* instanceName = 0);
void declareStructBufferCounter(const TSourceLoc& loc, const TType& bufferType, const TString& name);
void fixBlockLocations(const TSourceLoc&, TQualifier&, TTypeList&, bool memberWithLocation, bool memberWithoutLocation);
void fixXfbOffsets(TQualifier&, TTypeList&);
void fixBlockUniformOffsets(const TQualifier&, TTypeList&);
void addQualifierToExisting(const TSourceLoc&, TQualifier, const TString& identifier);
void addQualifierToExisting(const TSourceLoc&, TQualifier, TIdentifierList&);
void updateStandaloneQualifierDefaults(const TSourceLoc&, const TPublicType&);
void wrapupSwitchSubsequence(TIntermAggregate* statements, TIntermNode* branchNode);
TIntermNode* addSwitch(const TSourceLoc&, TIntermTyped* expression, TIntermAggregate* body, const TAttributes&);
void nestLooping() { ++loopNestingLevel; }
void unnestLooping() { --loopNestingLevel; }
void nestAnnotations() { ++annotationNestingLevel; }
void unnestAnnotations() { --annotationNestingLevel; }
int getAnnotationNestingLevel() { return annotationNestingLevel; }
void pushScope() { symbolTable.push(); }
void popScope() { symbolTable.pop(0); }
void pushThisScope(const TType&, const TVector<TFunctionDeclarator>&);
void popThisScope() { symbolTable.pop(0); }
void pushImplicitThis(TVariable* thisParameter) { implicitThisStack.push_back(thisParameter); }
void popImplicitThis() { implicitThisStack.pop_back(); }
TVariable* getImplicitThis(int thisDepth) const { return implicitThisStack[implicitThisStack.size() - thisDepth]; }
void pushNamespace(const TString& name);
void popNamespace();
void getFullNamespaceName(TString*&) const;
void addScopeMangler(TString&);
void pushSwitchSequence(TIntermSequence* sequence) { switchSequenceStack.push_back(sequence); }
void popSwitchSequence() { switchSequenceStack.pop_back(); }
virtual void growGlobalUniformBlock(const TSourceLoc&, TType&, const TString& memberName,
TTypeList* typeList = nullptr) override;
// Apply L-value conversions. E.g, turning a write to a RWTexture into an ImageStore.
TIntermTyped* handleLvalue(const TSourceLoc&, const char* op, TIntermTyped*& node);
bool lValueErrorCheck(const TSourceLoc&, const char* op, TIntermTyped*) override;
TLayoutFormat getLayoutFromTxType(const TSourceLoc&, const TType&);
bool handleOutputGeometry(const TSourceLoc&, const TLayoutGeometry& geometry);
bool handleInputGeometry(const TSourceLoc&, const TLayoutGeometry& geometry);
// Determine selection control from attributes
void handleSelectionAttributes(const TSourceLoc& loc, TIntermSelection*, const TAttributes& attributes);
void handleSwitchAttributes(const TSourceLoc& loc, TIntermSwitch*, const TAttributes& attributes);
// Determine loop control from attributes
void handleLoopAttributes(const TSourceLoc& loc, TIntermLoop*, const TAttributes& attributes);
// Share struct buffer deep types
void shareStructBufferType(TType&);
// Set texture return type of the given sampler. Returns success (not all types are valid).
bool setTextureReturnType(TSampler& sampler, const TType& retType, const TSourceLoc& loc);
// Obtain the sampler return type of the given sampler in retType.
void getTextureReturnType(const TSampler& sampler, TType& retType) const;
TAttributeType attributeFromName(const TString& nameSpace, const TString& name) const;
protected:
struct TFlattenData {
TFlattenData() : nextBinding(TQualifier::layoutBindingEnd),
nextLocation(TQualifier::layoutLocationEnd) { }
TFlattenData(int nb, int nl) : nextBinding(nb), nextLocation(nl) { }
TVector<TVariable*> members; // individual flattened variables
TVector<int> offsets; // offset to next tree level
unsigned int nextBinding; // next binding to use.
unsigned int nextLocation; // next location to use
};
void fixConstInit(const TSourceLoc&, const TString& identifier, TType& type, TIntermTyped*& initializer);
void inheritGlobalDefaults(TQualifier& dst) const;
TVariable* makeInternalVariable(const char* name, const TType&) const;
TVariable* makeInternalVariable(const TString& name, const TType& type) const {
return makeInternalVariable(name.c_str(), type);
}
TIntermSymbol* makeInternalVariableNode(const TSourceLoc&, const char* name, const TType&) const;
TVariable* declareNonArray(const TSourceLoc&, const TString& identifier, const TType&, bool track);
void declareArray(const TSourceLoc&, const TString& identifier, const TType&, TSymbol*&, bool track);
TIntermNode* executeInitializer(const TSourceLoc&, TIntermTyped* initializer, TVariable* variable);
TIntermTyped* convertInitializerList(const TSourceLoc&, const TType&, TIntermTyped* initializer, TIntermTyped* scalarInit);
bool isScalarConstructor(const TIntermNode*);
TOperator mapAtomicOp(const TSourceLoc& loc, TOperator op, bool isImage);
// Return true if this node requires L-value conversion (e.g, to an imageStore).
bool shouldConvertLValue(const TIntermNode*) const;
// Array and struct flattening
TIntermTyped* flattenAccess(TIntermTyped* base, int member);
TIntermTyped* flattenAccess(int uniqueId, int member, TStorageQualifier outerStorage, const TType&, int subset = -1);
int findSubtreeOffset(const TIntermNode&) const;
int findSubtreeOffset(const TType&, int subset, const TVector<int>& offsets) const;
bool shouldFlatten(const TType&, TStorageQualifier, bool topLevel) const;
bool wasFlattened(const TIntermTyped* node) const;
bool wasFlattened(int id) const { return flattenMap.find(id) != flattenMap.end(); }
int addFlattenedMember(const TVariable&, const TType&, TFlattenData&, const TString& name, bool linkage,
const TQualifier& outerQualifier, const TArraySizes* builtInArraySizes);
// Structure splitting (splits interstage built-in types into its own struct)
void split(const TVariable&);
void splitBuiltIn(const TString& baseName, const TType& memberType, const TArraySizes*, const TQualifier&);
const TType& split(const TType& type, const TString& name, const TQualifier&);
bool wasSplit(const TIntermTyped* node) const;
bool wasSplit(int id) const { return splitNonIoVars.find(id) != splitNonIoVars.end(); }
TVariable* getSplitNonIoVar(int id) const;
void addPatchConstantInvocation();
void fixTextureShadowModes();
void finalizeAppendMethods();
TIntermTyped* makeIntegerIndex(TIntermTyped*);
void fixBuiltInIoType(TType&);
void flatten(const TVariable& variable, bool linkage);
int flatten(const TVariable& variable, const TType&, TFlattenData&, TString name, bool linkage,
const TQualifier& outerQualifier, const TArraySizes* builtInArraySizes);
int flattenStruct(const TVariable& variable, const TType&, TFlattenData&, TString name, bool linkage,
const TQualifier& outerQualifier, const TArraySizes* builtInArraySizes);
int flattenArray(const TVariable& variable, const TType&, TFlattenData&, TString name, bool linkage,
const TQualifier& outerQualifier);
bool hasUniform(const TQualifier& qualifier) const;
void clearUniform(TQualifier& qualifier);
bool isInputBuiltIn(const TQualifier& qualifier) const;
bool hasInput(const TQualifier& qualifier) const;
void correctOutput(TQualifier& qualifier);
bool isOutputBuiltIn(const TQualifier& qualifier) const;
bool hasOutput(const TQualifier& qualifier) const;
void correctInput(TQualifier& qualifier);
void correctUniform(TQualifier& qualifier);
void clearUniformInputOutput(TQualifier& qualifier);
// Test method names
bool isStructBufferMethod(const TString& name) const;
void counterBufferType(const TSourceLoc& loc, TType& type);
// Return standard sample position array
TIntermConstantUnion* getSamplePosArray(int count);
TType* getStructBufferContentType(const TType& type) const;
bool isStructBufferType(const TType& type) const { return getStructBufferContentType(type) != nullptr; }
TIntermTyped* indexStructBufferContent(const TSourceLoc& loc, TIntermTyped* buffer) const;
TIntermTyped* getStructBufferCounter(const TSourceLoc& loc, TIntermTyped* buffer);
TString getStructBuffCounterName(const TString&) const;
void addStructBuffArguments(const TSourceLoc& loc, TIntermAggregate*&);
void addStructBufferHiddenCounterParam(const TSourceLoc& loc, TParameter&, TIntermAggregate*&);
// Return true if this type is a reference. This is not currently a type method in case that's
// a language specific answer.
bool isReference(const TType& type) const { return isStructBufferType(type); }
// Return true if this a buffer type that has an associated counter buffer.
bool hasStructBuffCounter(const TType&) const;
// Finalization step: remove unused buffer blocks from linkage (we don't know until the
// shader is entirely compiled)
void removeUnusedStructBufferCounters();
static bool isClipOrCullDistance(TBuiltInVariable);
static bool isClipOrCullDistance(const TQualifier& qual) { return isClipOrCullDistance(qual.builtIn); }
static bool isClipOrCullDistance(const TType& type) { return isClipOrCullDistance(type.getQualifier()); }
// Find the patch constant function (issues error, returns nullptr if not found)
const TFunction* findPatchConstantFunction(const TSourceLoc& loc);
// Pass through to base class after remembering built-in mappings.
using TParseContextBase::trackLinkage;
void trackLinkage(TSymbol& variable) override;
void finish() override; // post-processing
// Linkage symbol helpers
TIntermSymbol* findTessLinkageSymbol(TBuiltInVariable biType) const;
// Current state of parsing
int annotationNestingLevel; // 0 if outside all annotations
HlslParseContext(HlslParseContext&);
HlslParseContext& operator=(HlslParseContext&);
static const int maxSamplerIndex = EsdNumDims * (EbtNumTypes * (2 * 2 * 2)); // see computeSamplerTypeIndex()
TQualifier globalBufferDefaults;
TQualifier globalUniformDefaults;
TQualifier globalInputDefaults;
TQualifier globalOutputDefaults;
TString currentCaller; // name of last function body entered (not valid when at global scope)
TIdSetType inductiveLoopIds;
TVector<TIntermTyped*> needsIndexLimitationChecking;
//
// Geometry shader input arrays:
// - array sizing is based on input primitive and/or explicit size
//
// Tessellation control output arrays:
// - array sizing is based on output layout(vertices=...) and/or explicit size
//
// Both:
// - array sizing is retroactive
// - built-in block redeclarations interact with this
//
// Design:
// - use a per-context "resize-list", a list of symbols whose array sizes
// can be fixed
//
// - the resize-list starts empty at beginning of user-shader compilation, it does
// not have built-ins in it
//
// - on built-in array use: copyUp() symbol and add it to the resize-list
//
// - on user array declaration: add it to the resize-list
//
// - on block redeclaration: copyUp() symbol and add it to the resize-list
// * note, that appropriately gives an error if redeclaring a block that
// was already used and hence already copied-up
//
// - on seeing a layout declaration that sizes the array, fix everything in the
// resize-list, giving errors for mismatch
//
// - on seeing an array size declaration, give errors on mismatch between it and previous
// array-sizing declarations
//
TVector<TSymbol*> ioArraySymbolResizeList;
TMap<int, TFlattenData> flattenMap;
// IO-type map. Maps a pure symbol-table form of a structure-member list into
// each of the (up to) three kinds of IO, as each as different allowed decorations,
// but HLSL allows mixing all in the same structure.
struct tIoKinds {
TTypeList* input;
TTypeList* output;
TTypeList* uniform;
};
TMap<const TTypeList*, tIoKinds> ioTypeMap;
// Structure splitting data:
TMap<int, TVariable*> splitNonIoVars; // variables with the built-in interstage IO removed, indexed by unique ID.
// Structuredbuffer shared types. Typically there are only a few.
TVector<TType*> structBufferTypes;
// This tracks texture sample user structure return types. Only a limited number are supported, as
// may fit in TSampler::structReturnIndex.
TVector<TTypeList*> textureReturnStruct;
TMap<TString, bool> structBufferCounter; // true if counter buffer is in use
// The built-in interstage IO map considers e.g, EvqPosition on input and output separately, so that we
// can build the linkage correctly if position appears on both sides. Otherwise, multiple positions
// are considered identical.
struct tInterstageIoData {
tInterstageIoData(TBuiltInVariable bi, TStorageQualifier q) :
builtIn(bi), storage(q) { }
TBuiltInVariable builtIn;
TStorageQualifier storage;
// ordering for maps
bool operator<(const tInterstageIoData d) const {
return (builtIn != d.builtIn) ? (builtIn < d.builtIn) : (storage < d.storage);
}
};
TMap<tInterstageIoData, TVariable*> splitBuiltIns; // split built-ins, indexed by built-in type.
TVariable* inputPatch; // input patch is special for PCF: it's the only non-builtin PCF input,
// and is handled as a pseudo-builtin.
unsigned int nextInLocation;
unsigned int nextOutLocation;
TFunction* entryPointFunction;
TIntermNode* entryPointFunctionBody;
TString patchConstantFunctionName; // hull shader patch constant function name, from function level attribute.
TMap<TBuiltInVariable, TSymbol*> builtInTessLinkageSymbols; // used for tessellation, finding declared built-ins
TVector<TString> currentTypePrefix; // current scoping prefix for nested structures
TVector<TVariable*> implicitThisStack; // currently active 'this' variables for nested structures
TVariable* gsStreamOutput; // geometry shader stream outputs, for emit (Append method)
TVariable* clipDistanceOutput; // synthesized clip distance out variable (shader might have >1)
TVariable* cullDistanceOutput; // synthesized cull distance out variable (shader might have >1)
TVariable* clipDistanceInput; // synthesized clip distance in variable (shader might have >1)
TVariable* cullDistanceInput; // synthesized cull distance in variable (shader might have >1)
static const int maxClipCullRegs = 2;
std::array<int, maxClipCullRegs> clipSemanticNSizeIn; // vector, indexed by clip semantic ID
std::array<int, maxClipCullRegs> cullSemanticNSizeIn; // vector, indexed by cull semantic ID
std::array<int, maxClipCullRegs> clipSemanticNSizeOut; // vector, indexed by clip semantic ID
std::array<int, maxClipCullRegs> cullSemanticNSizeOut; // vector, indexed by cull semantic ID
// This tracks the first (mip level) argument to the .mips[][] operator. Since this can be nested as
// in tx.mips[tx.mips[0][1].x][2], we need a stack. We also track the TSourceLoc for error reporting
// purposes.
struct tMipsOperatorData {
tMipsOperatorData(TSourceLoc l, TIntermTyped* m) : loc(l), mipLevel(m) { }
TSourceLoc loc;
TIntermTyped* mipLevel;
};
TVector<tMipsOperatorData> mipsOperatorMipArg;
// The geometry output stream is not copied out from the entry point as a typical output variable
// is. It's written via EmitVertex (hlsl=Append), which may happen in arbitrary control flow.
// For this we need the real output symbol. Since it may not be known at the time and Append()
// method is parsed, the sequence will be patched during finalization.
struct tGsAppendData {
TIntermAggregate* node;
TSourceLoc loc;
};
TVector<tGsAppendData> gsAppends;
// A texture object may be used with shadow and non-shadow samplers, but both may not be
// alive post-DCE in the same shader. We do not know at compilation time which are alive: that's
// only known post-DCE. If a texture is used both ways, we create two textures, and
// leave the elimiation of one to the optimizer. This maps the shader variant to
// the shadow variant.
//
// This can be removed if and when the texture shadow code in
// HlslParseContext::handleSamplerTextureCombine is removed.
struct tShadowTextureSymbols {
tShadowTextureSymbols() { symId.fill(-1); }
void set(bool shadow, int id) { symId[int(shadow)] = id; }
int get(bool shadow) const { return symId[int(shadow)]; }
// True if this texture has been seen with both shadow and non-shadow modes
bool overloaded() const { return symId[0] != -1 && symId[1] != -1; }
bool isShadowId(int id) const { return symId[1] == id; }
private:
std::array<int, 2> symId;
};
TMap<int, tShadowTextureSymbols*> textureShadowVariant;
};
// This is the prefix we use for built-in methods to avoid namespace collisions with
// global scope user functions.
// TODO: this would be better as a nonparseable character, but that would
// require changing the scanner.
#define BUILTIN_PREFIX "__BI_"
} // end namespace glslang
#endif // HLSL_PARSE_INCLUDED_

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//
// Copyright (C) 2016 LunarG, 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 _HLSLPARSEABLES_INCLUDED_
#define _HLSLPARSEABLES_INCLUDED_
#include "../glslang/MachineIndependent/Initialize.h"
namespace glslang {
//
// This is an HLSL specific derivation of TBuiltInParseables. See comment
// above TBuiltInParseables for details.
//
class TBuiltInParseablesHlsl : public TBuiltInParseables {
public:
POOL_ALLOCATOR_NEW_DELETE(GetThreadPoolAllocator())
TBuiltInParseablesHlsl();
void initialize(int version, EProfile, const SpvVersion& spvVersion);
void initialize(const TBuiltInResource& resources, int version, EProfile, const SpvVersion& spvVersion, EShLanguage);
void identifyBuiltIns(int version, EProfile profile, const SpvVersion& spvVersion, EShLanguage language, TSymbolTable& symbolTable);
void identifyBuiltIns(int version, EProfile profile, const SpvVersion& spvVersion, EShLanguage language, TSymbolTable& symbolTable, const TBuiltInResource &resources);
private:
void createMatTimesMat();
};
} // end namespace glslang
#endif // _HLSLPARSEABLES_INCLUDED_

903
Externals/glslang/hlsl/hlslScanContext.cpp vendored
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@ -1,903 +0,0 @@
//
// Copyright (C) 2016 Google, Inc.
// Copyright (C) 2016 LunarG, 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 Google, Inc., 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.
//
//
// HLSL scanning, leveraging the scanning done by the preprocessor.
//
#include <cstring>
#include <unordered_map>
#include <unordered_set>
#include "../glslang/Include/Types.h"
#include "../glslang/MachineIndependent/SymbolTable.h"
#include "../glslang/MachineIndependent/ParseHelper.h"
#include "hlslScanContext.h"
#include "hlslTokens.h"
// preprocessor includes
#include "../glslang/MachineIndependent/preprocessor/PpContext.h"
#include "../glslang/MachineIndependent/preprocessor/PpTokens.h"
namespace {
struct str_eq
{
bool operator()(const char* lhs, const char* rhs) const
{
return strcmp(lhs, rhs) == 0;
}
};
struct str_hash
{
size_t operator()(const char* str) const
{
// djb2
unsigned long hash = 5381;
int c;
while ((c = *str++) != 0)
hash = ((hash << 5) + hash) + c;
return hash;
}
};
// A single global usable by all threads, by all versions, by all languages.
// After a single process-level initialization, this is read only and thread safe
std::unordered_map<const char*, glslang::EHlslTokenClass, str_hash, str_eq>* KeywordMap = nullptr;
std::unordered_set<const char*, str_hash, str_eq>* ReservedSet = nullptr;
std::unordered_map<const char*, glslang::TBuiltInVariable, str_hash, str_eq>* SemanticMap = nullptr;
};
namespace glslang {
void HlslScanContext::fillInKeywordMap()
{
if (KeywordMap != nullptr) {
// this is really an error, as this should called only once per process
// but, the only risk is if two threads called simultaneously
return;
}
KeywordMap = new std::unordered_map<const char*, EHlslTokenClass, str_hash, str_eq>;
(*KeywordMap)["static"] = EHTokStatic;
(*KeywordMap)["const"] = EHTokConst;
(*KeywordMap)["unorm"] = EHTokUnorm;
(*KeywordMap)["snorm"] = EHTokSNorm;
(*KeywordMap)["extern"] = EHTokExtern;
(*KeywordMap)["uniform"] = EHTokUniform;
(*KeywordMap)["volatile"] = EHTokVolatile;
(*KeywordMap)["precise"] = EHTokPrecise;
(*KeywordMap)["shared"] = EHTokShared;
(*KeywordMap)["groupshared"] = EHTokGroupShared;
(*KeywordMap)["linear"] = EHTokLinear;
(*KeywordMap)["centroid"] = EHTokCentroid;
(*KeywordMap)["nointerpolation"] = EHTokNointerpolation;
(*KeywordMap)["noperspective"] = EHTokNoperspective;
(*KeywordMap)["sample"] = EHTokSample;
(*KeywordMap)["row_major"] = EHTokRowMajor;
(*KeywordMap)["column_major"] = EHTokColumnMajor;
(*KeywordMap)["packoffset"] = EHTokPackOffset;
(*KeywordMap)["in"] = EHTokIn;
(*KeywordMap)["out"] = EHTokOut;
(*KeywordMap)["inout"] = EHTokInOut;
(*KeywordMap)["layout"] = EHTokLayout;
(*KeywordMap)["globallycoherent"] = EHTokGloballyCoherent;
(*KeywordMap)["inline"] = EHTokInline;
(*KeywordMap)["point"] = EHTokPoint;
(*KeywordMap)["line"] = EHTokLine;
(*KeywordMap)["triangle"] = EHTokTriangle;
(*KeywordMap)["lineadj"] = EHTokLineAdj;
(*KeywordMap)["triangleadj"] = EHTokTriangleAdj;
(*KeywordMap)["PointStream"] = EHTokPointStream;
(*KeywordMap)["LineStream"] = EHTokLineStream;
(*KeywordMap)["TriangleStream"] = EHTokTriangleStream;
(*KeywordMap)["InputPatch"] = EHTokInputPatch;
(*KeywordMap)["OutputPatch"] = EHTokOutputPatch;
(*KeywordMap)["Buffer"] = EHTokBuffer;
(*KeywordMap)["vector"] = EHTokVector;
(*KeywordMap)["matrix"] = EHTokMatrix;
(*KeywordMap)["void"] = EHTokVoid;
(*KeywordMap)["string"] = EHTokString;
(*KeywordMap)["bool"] = EHTokBool;
(*KeywordMap)["int"] = EHTokInt;
(*KeywordMap)["uint"] = EHTokUint;
(*KeywordMap)["uint64_t"] = EHTokUint64;
(*KeywordMap)["dword"] = EHTokDword;
(*KeywordMap)["half"] = EHTokHalf;
(*KeywordMap)["float"] = EHTokFloat;
(*KeywordMap)["double"] = EHTokDouble;
(*KeywordMap)["min16float"] = EHTokMin16float;
(*KeywordMap)["min10float"] = EHTokMin10float;
(*KeywordMap)["min16int"] = EHTokMin16int;
(*KeywordMap)["min12int"] = EHTokMin12int;
(*KeywordMap)["min16uint"] = EHTokMin16uint;
(*KeywordMap)["bool1"] = EHTokBool1;
(*KeywordMap)["bool2"] = EHTokBool2;
(*KeywordMap)["bool3"] = EHTokBool3;
(*KeywordMap)["bool4"] = EHTokBool4;
(*KeywordMap)["float1"] = EHTokFloat1;
(*KeywordMap)["float2"] = EHTokFloat2;
(*KeywordMap)["float3"] = EHTokFloat3;
(*KeywordMap)["float4"] = EHTokFloat4;
(*KeywordMap)["int1"] = EHTokInt1;
(*KeywordMap)["int2"] = EHTokInt2;
(*KeywordMap)["int3"] = EHTokInt3;
(*KeywordMap)["int4"] = EHTokInt4;
(*KeywordMap)["double1"] = EHTokDouble1;
(*KeywordMap)["double2"] = EHTokDouble2;
(*KeywordMap)["double3"] = EHTokDouble3;
(*KeywordMap)["double4"] = EHTokDouble4;
(*KeywordMap)["uint1"] = EHTokUint1;
(*KeywordMap)["uint2"] = EHTokUint2;
(*KeywordMap)["uint3"] = EHTokUint3;
(*KeywordMap)["uint4"] = EHTokUint4;
(*KeywordMap)["half1"] = EHTokHalf1;
(*KeywordMap)["half2"] = EHTokHalf2;
(*KeywordMap)["half3"] = EHTokHalf3;
(*KeywordMap)["half4"] = EHTokHalf4;
(*KeywordMap)["min16float1"] = EHTokMin16float1;
(*KeywordMap)["min16float2"] = EHTokMin16float2;
(*KeywordMap)["min16float3"] = EHTokMin16float3;
(*KeywordMap)["min16float4"] = EHTokMin16float4;
(*KeywordMap)["min10float1"] = EHTokMin10float1;
(*KeywordMap)["min10float2"] = EHTokMin10float2;
(*KeywordMap)["min10float3"] = EHTokMin10float3;
(*KeywordMap)["min10float4"] = EHTokMin10float4;
(*KeywordMap)["min16int1"] = EHTokMin16int1;
(*KeywordMap)["min16int2"] = EHTokMin16int2;
(*KeywordMap)["min16int3"] = EHTokMin16int3;
(*KeywordMap)["min16int4"] = EHTokMin16int4;
(*KeywordMap)["min12int1"] = EHTokMin12int1;
(*KeywordMap)["min12int2"] = EHTokMin12int2;
(*KeywordMap)["min12int3"] = EHTokMin12int3;
(*KeywordMap)["min12int4"] = EHTokMin12int4;
(*KeywordMap)["min16uint1"] = EHTokMin16uint1;
(*KeywordMap)["min16uint2"] = EHTokMin16uint2;
(*KeywordMap)["min16uint3"] = EHTokMin16uint3;
(*KeywordMap)["min16uint4"] = EHTokMin16uint4;
(*KeywordMap)["bool1x1"] = EHTokBool1x1;
(*KeywordMap)["bool1x2"] = EHTokBool1x2;
(*KeywordMap)["bool1x3"] = EHTokBool1x3;
(*KeywordMap)["bool1x4"] = EHTokBool1x4;
(*KeywordMap)["bool2x1"] = EHTokBool2x1;
(*KeywordMap)["bool2x2"] = EHTokBool2x2;
(*KeywordMap)["bool2x3"] = EHTokBool2x3;
(*KeywordMap)["bool2x4"] = EHTokBool2x4;
(*KeywordMap)["bool3x1"] = EHTokBool3x1;
(*KeywordMap)["bool3x2"] = EHTokBool3x2;
(*KeywordMap)["bool3x3"] = EHTokBool3x3;
(*KeywordMap)["bool3x4"] = EHTokBool3x4;
(*KeywordMap)["bool4x1"] = EHTokBool4x1;
(*KeywordMap)["bool4x2"] = EHTokBool4x2;
(*KeywordMap)["bool4x3"] = EHTokBool4x3;
(*KeywordMap)["bool4x4"] = EHTokBool4x4;
(*KeywordMap)["int1x1"] = EHTokInt1x1;
(*KeywordMap)["int1x2"] = EHTokInt1x2;
(*KeywordMap)["int1x3"] = EHTokInt1x3;
(*KeywordMap)["int1x4"] = EHTokInt1x4;
(*KeywordMap)["int2x1"] = EHTokInt2x1;
(*KeywordMap)["int2x2"] = EHTokInt2x2;
(*KeywordMap)["int2x3"] = EHTokInt2x3;
(*KeywordMap)["int2x4"] = EHTokInt2x4;
(*KeywordMap)["int3x1"] = EHTokInt3x1;
(*KeywordMap)["int3x2"] = EHTokInt3x2;
(*KeywordMap)["int3x3"] = EHTokInt3x3;
(*KeywordMap)["int3x4"] = EHTokInt3x4;
(*KeywordMap)["int4x1"] = EHTokInt4x1;
(*KeywordMap)["int4x2"] = EHTokInt4x2;
(*KeywordMap)["int4x3"] = EHTokInt4x3;
(*KeywordMap)["int4x4"] = EHTokInt4x4;
(*KeywordMap)["uint1x1"] = EHTokUint1x1;
(*KeywordMap)["uint1x2"] = EHTokUint1x2;
(*KeywordMap)["uint1x3"] = EHTokUint1x3;
(*KeywordMap)["uint1x4"] = EHTokUint1x4;
(*KeywordMap)["uint2x1"] = EHTokUint2x1;
(*KeywordMap)["uint2x2"] = EHTokUint2x2;
(*KeywordMap)["uint2x3"] = EHTokUint2x3;
(*KeywordMap)["uint2x4"] = EHTokUint2x4;
(*KeywordMap)["uint3x1"] = EHTokUint3x1;
(*KeywordMap)["uint3x2"] = EHTokUint3x2;
(*KeywordMap)["uint3x3"] = EHTokUint3x3;
(*KeywordMap)["uint3x4"] = EHTokUint3x4;
(*KeywordMap)["uint4x1"] = EHTokUint4x1;
(*KeywordMap)["uint4x2"] = EHTokUint4x2;
(*KeywordMap)["uint4x3"] = EHTokUint4x3;
(*KeywordMap)["uint4x4"] = EHTokUint4x4;
(*KeywordMap)["bool1x1"] = EHTokBool1x1;
(*KeywordMap)["bool1x2"] = EHTokBool1x2;
(*KeywordMap)["bool1x3"] = EHTokBool1x3;
(*KeywordMap)["bool1x4"] = EHTokBool1x4;
(*KeywordMap)["bool2x1"] = EHTokBool2x1;
(*KeywordMap)["bool2x2"] = EHTokBool2x2;
(*KeywordMap)["bool2x3"] = EHTokBool2x3;
(*KeywordMap)["bool2x4"] = EHTokBool2x4;
(*KeywordMap)["bool3x1"] = EHTokBool3x1;
(*KeywordMap)["bool3x2"] = EHTokBool3x2;
(*KeywordMap)["bool3x3"] = EHTokBool3x3;
(*KeywordMap)["bool3x4"] = EHTokBool3x4;
(*KeywordMap)["bool4x1"] = EHTokBool4x1;
(*KeywordMap)["bool4x2"] = EHTokBool4x2;
(*KeywordMap)["bool4x3"] = EHTokBool4x3;
(*KeywordMap)["bool4x4"] = EHTokBool4x4;
(*KeywordMap)["float1x1"] = EHTokFloat1x1;
(*KeywordMap)["float1x2"] = EHTokFloat1x2;
(*KeywordMap)["float1x3"] = EHTokFloat1x3;
(*KeywordMap)["float1x4"] = EHTokFloat1x4;
(*KeywordMap)["float2x1"] = EHTokFloat2x1;
(*KeywordMap)["float2x2"] = EHTokFloat2x2;
(*KeywordMap)["float2x3"] = EHTokFloat2x3;
(*KeywordMap)["float2x4"] = EHTokFloat2x4;
(*KeywordMap)["float3x1"] = EHTokFloat3x1;
(*KeywordMap)["float3x2"] = EHTokFloat3x2;
(*KeywordMap)["float3x3"] = EHTokFloat3x3;
(*KeywordMap)["float3x4"] = EHTokFloat3x4;
(*KeywordMap)["float4x1"] = EHTokFloat4x1;
(*KeywordMap)["float4x2"] = EHTokFloat4x2;
(*KeywordMap)["float4x3"] = EHTokFloat4x3;
(*KeywordMap)["float4x4"] = EHTokFloat4x4;
(*KeywordMap)["half1x1"] = EHTokHalf1x1;
(*KeywordMap)["half1x2"] = EHTokHalf1x2;
(*KeywordMap)["half1x3"] = EHTokHalf1x3;
(*KeywordMap)["half1x4"] = EHTokHalf1x4;
(*KeywordMap)["half2x1"] = EHTokHalf2x1;
(*KeywordMap)["half2x2"] = EHTokHalf2x2;
(*KeywordMap)["half2x3"] = EHTokHalf2x3;
(*KeywordMap)["half2x4"] = EHTokHalf2x4;
(*KeywordMap)["half3x1"] = EHTokHalf3x1;
(*KeywordMap)["half3x2"] = EHTokHalf3x2;
(*KeywordMap)["half3x3"] = EHTokHalf3x3;
(*KeywordMap)["half3x4"] = EHTokHalf3x4;
(*KeywordMap)["half4x1"] = EHTokHalf4x1;
(*KeywordMap)["half4x2"] = EHTokHalf4x2;
(*KeywordMap)["half4x3"] = EHTokHalf4x3;
(*KeywordMap)["half4x4"] = EHTokHalf4x4;
(*KeywordMap)["double1x1"] = EHTokDouble1x1;
(*KeywordMap)["double1x2"] = EHTokDouble1x2;
(*KeywordMap)["double1x3"] = EHTokDouble1x3;
(*KeywordMap)["double1x4"] = EHTokDouble1x4;
(*KeywordMap)["double2x1"] = EHTokDouble2x1;
(*KeywordMap)["double2x2"] = EHTokDouble2x2;
(*KeywordMap)["double2x3"] = EHTokDouble2x3;
(*KeywordMap)["double2x4"] = EHTokDouble2x4;
(*KeywordMap)["double3x1"] = EHTokDouble3x1;
(*KeywordMap)["double3x2"] = EHTokDouble3x2;
(*KeywordMap)["double3x3"] = EHTokDouble3x3;
(*KeywordMap)["double3x4"] = EHTokDouble3x4;
(*KeywordMap)["double4x1"] = EHTokDouble4x1;
(*KeywordMap)["double4x2"] = EHTokDouble4x2;
(*KeywordMap)["double4x3"] = EHTokDouble4x3;
(*KeywordMap)["double4x4"] = EHTokDouble4x4;
(*KeywordMap)["sampler"] = EHTokSampler;
(*KeywordMap)["sampler1D"] = EHTokSampler1d;
(*KeywordMap)["sampler2D"] = EHTokSampler2d;
(*KeywordMap)["sampler3D"] = EHTokSampler3d;
(*KeywordMap)["samplerCube"] = EHTokSamplerCube;
(*KeywordMap)["sampler_state"] = EHTokSamplerState;
(*KeywordMap)["SamplerState"] = EHTokSamplerState;
(*KeywordMap)["SamplerComparisonState"] = EHTokSamplerComparisonState;
(*KeywordMap)["texture"] = EHTokTexture;
(*KeywordMap)["Texture1D"] = EHTokTexture1d;
(*KeywordMap)["Texture1DArray"] = EHTokTexture1darray;
(*KeywordMap)["Texture2D"] = EHTokTexture2d;
(*KeywordMap)["Texture2DArray"] = EHTokTexture2darray;
(*KeywordMap)["Texture3D"] = EHTokTexture3d;
(*KeywordMap)["TextureCube"] = EHTokTextureCube;
(*KeywordMap)["TextureCubeArray"] = EHTokTextureCubearray;
(*KeywordMap)["Texture2DMS"] = EHTokTexture2DMS;
(*KeywordMap)["Texture2DMSArray"] = EHTokTexture2DMSarray;
(*KeywordMap)["RWTexture1D"] = EHTokRWTexture1d;
(*KeywordMap)["RWTexture1DArray"] = EHTokRWTexture1darray;
(*KeywordMap)["RWTexture2D"] = EHTokRWTexture2d;
(*KeywordMap)["RWTexture2DArray"] = EHTokRWTexture2darray;
(*KeywordMap)["RWTexture3D"] = EHTokRWTexture3d;
(*KeywordMap)["RWBuffer"] = EHTokRWBuffer;
(*KeywordMap)["SubpassInput"] = EHTokSubpassInput;
(*KeywordMap)["SubpassInputMS"] = EHTokSubpassInputMS;
(*KeywordMap)["AppendStructuredBuffer"] = EHTokAppendStructuredBuffer;
(*KeywordMap)["ByteAddressBuffer"] = EHTokByteAddressBuffer;
(*KeywordMap)["ConsumeStructuredBuffer"] = EHTokConsumeStructuredBuffer;
(*KeywordMap)["RWByteAddressBuffer"] = EHTokRWByteAddressBuffer;
(*KeywordMap)["RWStructuredBuffer"] = EHTokRWStructuredBuffer;
(*KeywordMap)["StructuredBuffer"] = EHTokStructuredBuffer;
(*KeywordMap)["TextureBuffer"] = EHTokTextureBuffer;
(*KeywordMap)["class"] = EHTokClass;
(*KeywordMap)["struct"] = EHTokStruct;
(*KeywordMap)["cbuffer"] = EHTokCBuffer;
(*KeywordMap)["ConstantBuffer"] = EHTokConstantBuffer;
(*KeywordMap)["tbuffer"] = EHTokTBuffer;
(*KeywordMap)["typedef"] = EHTokTypedef;
(*KeywordMap)["this"] = EHTokThis;
(*KeywordMap)["namespace"] = EHTokNamespace;
(*KeywordMap)["true"] = EHTokBoolConstant;
(*KeywordMap)["false"] = EHTokBoolConstant;
(*KeywordMap)["for"] = EHTokFor;
(*KeywordMap)["do"] = EHTokDo;
(*KeywordMap)["while"] = EHTokWhile;
(*KeywordMap)["break"] = EHTokBreak;
(*KeywordMap)["continue"] = EHTokContinue;
(*KeywordMap)["if"] = EHTokIf;
(*KeywordMap)["else"] = EHTokElse;
(*KeywordMap)["discard"] = EHTokDiscard;
(*KeywordMap)["return"] = EHTokReturn;
(*KeywordMap)["switch"] = EHTokSwitch;
(*KeywordMap)["case"] = EHTokCase;
(*KeywordMap)["default"] = EHTokDefault;
// TODO: get correct set here
ReservedSet = new std::unordered_set<const char*, str_hash, str_eq>;
ReservedSet->insert("auto");
ReservedSet->insert("catch");
ReservedSet->insert("char");
ReservedSet->insert("const_cast");
ReservedSet->insert("enum");
ReservedSet->insert("explicit");
ReservedSet->insert("friend");
ReservedSet->insert("goto");
ReservedSet->insert("long");
ReservedSet->insert("mutable");
ReservedSet->insert("new");
ReservedSet->insert("operator");
ReservedSet->insert("private");
ReservedSet->insert("protected");
ReservedSet->insert("public");
ReservedSet->insert("reinterpret_cast");
ReservedSet->insert("short");
ReservedSet->insert("signed");
ReservedSet->insert("sizeof");
ReservedSet->insert("static_cast");
ReservedSet->insert("template");
ReservedSet->insert("throw");
ReservedSet->insert("try");
ReservedSet->insert("typename");
ReservedSet->insert("union");
ReservedSet->insert("unsigned");
ReservedSet->insert("using");
ReservedSet->insert("virtual");
SemanticMap = new std::unordered_map<const char*, glslang::TBuiltInVariable, str_hash, str_eq>;
// in DX9, all outputs had to have a semantic associated with them, that was either consumed
// by the system or was a specific register assignment
// in DX10+, only semantics with the SV_ prefix have any meaning beyond decoration
// Fxc will only accept DX9 style semantics in compat mode
// Also, in DX10 if a SV value is present as the input of a stage, but isn't appropriate for that
// stage, it would just be ignored as it is likely there as part of an output struct from one stage
// to the next
bool bParseDX9 = false;
if (bParseDX9) {
(*SemanticMap)["PSIZE"] = EbvPointSize;
(*SemanticMap)["FOG"] = EbvFogFragCoord;
(*SemanticMap)["DEPTH"] = EbvFragDepth;
(*SemanticMap)["VFACE"] = EbvFace;
(*SemanticMap)["VPOS"] = EbvFragCoord;
}
(*SemanticMap)["SV_POSITION"] = EbvPosition;
(*SemanticMap)["SV_VERTEXID"] = EbvVertexIndex;
(*SemanticMap)["SV_VIEWPORTARRAYINDEX"] = EbvViewportIndex;
(*SemanticMap)["SV_TESSFACTOR"] = EbvTessLevelOuter;
(*SemanticMap)["SV_SAMPLEINDEX"] = EbvSampleId;
(*SemanticMap)["SV_RENDERTARGETARRAYINDEX"] = EbvLayer;
(*SemanticMap)["SV_PRIMITIVEID"] = EbvPrimitiveId;
(*SemanticMap)["SV_OUTPUTCONTROLPOINTID"] = EbvInvocationId;
(*SemanticMap)["SV_ISFRONTFACE"] = EbvFace;
(*SemanticMap)["SV_INSTANCEID"] = EbvInstanceIndex;
(*SemanticMap)["SV_INSIDETESSFACTOR"] = EbvTessLevelInner;
(*SemanticMap)["SV_GSINSTANCEID"] = EbvInvocationId;
(*SemanticMap)["SV_DISPATCHTHREADID"] = EbvGlobalInvocationId;
(*SemanticMap)["SV_GROUPTHREADID"] = EbvLocalInvocationId;
(*SemanticMap)["SV_GROUPINDEX"] = EbvLocalInvocationIndex;
(*SemanticMap)["SV_GROUPID"] = EbvWorkGroupId;
(*SemanticMap)["SV_DOMAINLOCATION"] = EbvTessCoord;
(*SemanticMap)["SV_DEPTH"] = EbvFragDepth;
(*SemanticMap)["SV_COVERAGE"] = EbvSampleMask;
(*SemanticMap)["SV_DEPTHGREATEREQUAL"] = EbvFragDepthGreater;
(*SemanticMap)["SV_DEPTHLESSEQUAL"] = EbvFragDepthLesser;
(*SemanticMap)["SV_STENCILREF"] = EbvFragStencilRef;
}
void HlslScanContext::deleteKeywordMap()
{
delete KeywordMap;
KeywordMap = nullptr;
delete ReservedSet;
ReservedSet = nullptr;
delete SemanticMap;
SemanticMap = nullptr;
}
// Wrapper for tokenizeClass() to get everything inside the token.
void HlslScanContext::tokenize(HlslToken& token)
{
EHlslTokenClass tokenClass = tokenizeClass(token);
token.tokenClass = tokenClass;
}
glslang::TBuiltInVariable HlslScanContext::mapSemantic(const char* upperCase)
{
auto it = SemanticMap->find(upperCase);
if (it != SemanticMap->end())
return it->second;
else
return glslang::EbvNone;
}
//
// Fill in token information for the next token, except for the token class.
// Returns the enum value of the token class of the next token found.
// Return 0 (EndOfTokens) on end of input.
//
EHlslTokenClass HlslScanContext::tokenizeClass(HlslToken& token)
{
do {
parserToken = &token;
TPpToken ppToken;
int token = ppContext.tokenize(ppToken);
if (token == EndOfInput)
return EHTokNone;
tokenText = ppToken.name;
loc = ppToken.loc;
parserToken->loc = loc;
switch (token) {
case ';': return EHTokSemicolon;
case ',': return EHTokComma;
case ':': return EHTokColon;
case '=': return EHTokAssign;
case '(': return EHTokLeftParen;
case ')': return EHTokRightParen;
case '.': return EHTokDot;
case '!': return EHTokBang;
case '-': return EHTokDash;
case '~': return EHTokTilde;
case '+': return EHTokPlus;
case '*': return EHTokStar;
case '/': return EHTokSlash;
case '%': return EHTokPercent;
case '<': return EHTokLeftAngle;
case '>': return EHTokRightAngle;
case '|': return EHTokVerticalBar;
case '^': return EHTokCaret;
case '&': return EHTokAmpersand;
case '?': return EHTokQuestion;
case '[': return EHTokLeftBracket;
case ']': return EHTokRightBracket;
case '{': return EHTokLeftBrace;
case '}': return EHTokRightBrace;
case '\\':
parseContext.error(loc, "illegal use of escape character", "\\", "");
break;
case PPAtomAddAssign: return EHTokAddAssign;
case PPAtomSubAssign: return EHTokSubAssign;
case PPAtomMulAssign: return EHTokMulAssign;
case PPAtomDivAssign: return EHTokDivAssign;
case PPAtomModAssign: return EHTokModAssign;
case PpAtomRight: return EHTokRightOp;
case PpAtomLeft: return EHTokLeftOp;
case PpAtomRightAssign: return EHTokRightAssign;
case PpAtomLeftAssign: return EHTokLeftAssign;
case PpAtomAndAssign: return EHTokAndAssign;
case PpAtomOrAssign: return EHTokOrAssign;
case PpAtomXorAssign: return EHTokXorAssign;
case PpAtomAnd: return EHTokAndOp;
case PpAtomOr: return EHTokOrOp;
case PpAtomXor: return EHTokXorOp;
case PpAtomEQ: return EHTokEqOp;
case PpAtomGE: return EHTokGeOp;
case PpAtomNE: return EHTokNeOp;
case PpAtomLE: return EHTokLeOp;
case PpAtomDecrement: return EHTokDecOp;
case PpAtomIncrement: return EHTokIncOp;
case PpAtomColonColon: return EHTokColonColon;
case PpAtomConstInt: parserToken->i = ppToken.ival; return EHTokIntConstant;
case PpAtomConstUint: parserToken->i = ppToken.ival; return EHTokUintConstant;
case PpAtomConstFloat16: parserToken->d = ppToken.dval; return EHTokFloat16Constant;
case PpAtomConstFloat: parserToken->d = ppToken.dval; return EHTokFloatConstant;
case PpAtomConstDouble: parserToken->d = ppToken.dval; return EHTokDoubleConstant;
case PpAtomIdentifier:
{
EHlslTokenClass token = tokenizeIdentifier();
return token;
}
case PpAtomConstString: {
parserToken->string = NewPoolTString(tokenText);
return EHTokStringConstant;
}
case EndOfInput: return EHTokNone;
default:
if (token < PpAtomMaxSingle) {
char buf[2];
buf[0] = (char)token;
buf[1] = 0;
parseContext.error(loc, "unexpected token", buf, "");
} else if (tokenText[0] != 0)
parseContext.error(loc, "unexpected token", tokenText, "");
else
parseContext.error(loc, "unexpected token", "", "");
break;
}
} while (true);
}
EHlslTokenClass HlslScanContext::tokenizeIdentifier()
{
if (ReservedSet->find(tokenText) != ReservedSet->end())
return reservedWord();
auto it = KeywordMap->find(tokenText);
if (it == KeywordMap->end()) {
// Should have an identifier of some sort
return identifierOrType();
}
keyword = it->second;
switch (keyword) {
// qualifiers
case EHTokStatic:
case EHTokConst:
case EHTokSNorm:
case EHTokUnorm:
case EHTokExtern:
case EHTokUniform:
case EHTokVolatile:
case EHTokShared:
case EHTokGroupShared:
case EHTokLinear:
case EHTokCentroid:
case EHTokNointerpolation:
case EHTokNoperspective:
case EHTokSample:
case EHTokRowMajor:
case EHTokColumnMajor:
case EHTokPackOffset:
case EHTokIn:
case EHTokOut:
case EHTokInOut:
case EHTokPrecise:
case EHTokLayout:
case EHTokGloballyCoherent:
case EHTokInline:
return keyword;
// primitive types
case EHTokPoint:
case EHTokLine:
case EHTokTriangle:
case EHTokLineAdj:
case EHTokTriangleAdj:
return keyword;
// stream out types
case EHTokPointStream:
case EHTokLineStream:
case EHTokTriangleStream:
return keyword;
// Tessellation patches
case EHTokInputPatch:
case EHTokOutputPatch:
return keyword;
case EHTokBuffer:
case EHTokVector:
case EHTokMatrix:
return keyword;
// scalar types
case EHTokVoid:
case EHTokString:
case EHTokBool:
case EHTokInt:
case EHTokUint:
case EHTokUint64:
case EHTokDword:
case EHTokHalf:
case EHTokFloat:
case EHTokDouble:
case EHTokMin16float:
case EHTokMin10float:
case EHTokMin16int:
case EHTokMin12int:
case EHTokMin16uint:
// vector types
case EHTokBool1:
case EHTokBool2:
case EHTokBool3:
case EHTokBool4:
case EHTokFloat1:
case EHTokFloat2:
case EHTokFloat3:
case EHTokFloat4:
case EHTokInt1:
case EHTokInt2:
case EHTokInt3:
case EHTokInt4:
case EHTokDouble1:
case EHTokDouble2:
case EHTokDouble3:
case EHTokDouble4:
case EHTokUint1:
case EHTokUint2:
case EHTokUint3:
case EHTokUint4:
case EHTokHalf1:
case EHTokHalf2:
case EHTokHalf3:
case EHTokHalf4:
case EHTokMin16float1:
case EHTokMin16float2:
case EHTokMin16float3:
case EHTokMin16float4:
case EHTokMin10float1:
case EHTokMin10float2:
case EHTokMin10float3:
case EHTokMin10float4:
case EHTokMin16int1:
case EHTokMin16int2:
case EHTokMin16int3:
case EHTokMin16int4:
case EHTokMin12int1:
case EHTokMin12int2:
case EHTokMin12int3:
case EHTokMin12int4:
case EHTokMin16uint1:
case EHTokMin16uint2:
case EHTokMin16uint3:
case EHTokMin16uint4:
// matrix types
case EHTokBool1x1:
case EHTokBool1x2:
case EHTokBool1x3:
case EHTokBool1x4:
case EHTokBool2x1:
case EHTokBool2x2:
case EHTokBool2x3:
case EHTokBool2x4:
case EHTokBool3x1:
case EHTokBool3x2:
case EHTokBool3x3:
case EHTokBool3x4:
case EHTokBool4x1:
case EHTokBool4x2:
case EHTokBool4x3:
case EHTokBool4x4:
case EHTokInt1x1:
case EHTokInt1x2:
case EHTokInt1x3:
case EHTokInt1x4:
case EHTokInt2x1:
case EHTokInt2x2:
case EHTokInt2x3:
case EHTokInt2x4:
case EHTokInt3x1:
case EHTokInt3x2:
case EHTokInt3x3:
case EHTokInt3x4:
case EHTokInt4x1:
case EHTokInt4x2:
case EHTokInt4x3:
case EHTokInt4x4:
case EHTokUint1x1:
case EHTokUint1x2:
case EHTokUint1x3:
case EHTokUint1x4:
case EHTokUint2x1:
case EHTokUint2x2:
case EHTokUint2x3:
case EHTokUint2x4:
case EHTokUint3x1:
case EHTokUint3x2:
case EHTokUint3x3:
case EHTokUint3x4:
case EHTokUint4x1:
case EHTokUint4x2:
case EHTokUint4x3:
case EHTokUint4x4:
case EHTokFloat1x1:
case EHTokFloat1x2:
case EHTokFloat1x3:
case EHTokFloat1x4:
case EHTokFloat2x1:
case EHTokFloat2x2:
case EHTokFloat2x3:
case EHTokFloat2x4:
case EHTokFloat3x1:
case EHTokFloat3x2:
case EHTokFloat3x3:
case EHTokFloat3x4:
case EHTokFloat4x1:
case EHTokFloat4x2:
case EHTokFloat4x3:
case EHTokFloat4x4:
case EHTokHalf1x1:
case EHTokHalf1x2:
case EHTokHalf1x3:
case EHTokHalf1x4:
case EHTokHalf2x1:
case EHTokHalf2x2:
case EHTokHalf2x3:
case EHTokHalf2x4:
case EHTokHalf3x1:
case EHTokHalf3x2:
case EHTokHalf3x3:
case EHTokHalf3x4:
case EHTokHalf4x1:
case EHTokHalf4x2:
case EHTokHalf4x3:
case EHTokHalf4x4:
case EHTokDouble1x1:
case EHTokDouble1x2:
case EHTokDouble1x3:
case EHTokDouble1x4:
case EHTokDouble2x1:
case EHTokDouble2x2:
case EHTokDouble2x3:
case EHTokDouble2x4:
case EHTokDouble3x1:
case EHTokDouble3x2:
case EHTokDouble3x3:
case EHTokDouble3x4:
case EHTokDouble4x1:
case EHTokDouble4x2:
case EHTokDouble4x3:
case EHTokDouble4x4:
return keyword;
// texturing types
case EHTokSampler:
case EHTokSampler1d:
case EHTokSampler2d:
case EHTokSampler3d:
case EHTokSamplerCube:
case EHTokSamplerState:
case EHTokSamplerComparisonState:
case EHTokTexture:
case EHTokTexture1d:
case EHTokTexture1darray:
case EHTokTexture2d:
case EHTokTexture2darray:
case EHTokTexture3d:
case EHTokTextureCube:
case EHTokTextureCubearray:
case EHTokTexture2DMS:
case EHTokTexture2DMSarray:
case EHTokRWTexture1d:
case EHTokRWTexture1darray:
case EHTokRWTexture2d:
case EHTokRWTexture2darray:
case EHTokRWTexture3d:
case EHTokRWBuffer:
case EHTokAppendStructuredBuffer:
case EHTokByteAddressBuffer:
case EHTokConsumeStructuredBuffer:
case EHTokRWByteAddressBuffer:
case EHTokRWStructuredBuffer:
case EHTokStructuredBuffer:
case EHTokTextureBuffer:
case EHTokSubpassInput:
case EHTokSubpassInputMS:
return keyword;
// variable, user type, ...
case EHTokClass:
case EHTokStruct:
case EHTokTypedef:
case EHTokCBuffer:
case EHTokConstantBuffer:
case EHTokTBuffer:
case EHTokThis:
case EHTokNamespace:
return keyword;
case EHTokBoolConstant:
if (strcmp("true", tokenText) == 0)
parserToken->b = true;
else
parserToken->b = false;
return keyword;
// control flow
case EHTokFor:
case EHTokDo:
case EHTokWhile:
case EHTokBreak:
case EHTokContinue:
case EHTokIf:
case EHTokElse:
case EHTokDiscard:
case EHTokReturn:
case EHTokCase:
case EHTokSwitch:
case EHTokDefault:
return keyword;
default:
parseContext.infoSink.info.message(EPrefixInternalError, "Unknown glslang keyword", loc);
return EHTokNone;
}
}
EHlslTokenClass HlslScanContext::identifierOrType()
{
parserToken->string = NewPoolTString(tokenText);
return EHTokIdentifier;
}
// Give an error for use of a reserved symbol.
// However, allow built-in declarations to use reserved words, to allow
// extension support before the extension is enabled.
EHlslTokenClass HlslScanContext::reservedWord()
{
if (! parseContext.symbolTable.atBuiltInLevel())
parseContext.error(loc, "Reserved word.", tokenText, "", "");
return EHTokNone;
}
} // end namespace glslang

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//
// Copyright (C) 2016 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 Google, Inc., 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.
//
//
// This holds context specific to the HLSL scanner, which
// sits between the preprocessor scanner and HLSL parser.
//
#ifndef HLSLSCANCONTEXT_H_
#define HLSLSCANCONTEXT_H_
#include "../glslang/MachineIndependent/ParseHelper.h"
#include "hlslTokens.h"
namespace glslang {
class TPpContext;
class TPpToken;
//
// Everything needed to fully describe a token.
//
struct HlslToken {
HlslToken() : string(nullptr) { loc.init(); }
TSourceLoc loc; // location of token in the source
EHlslTokenClass tokenClass; // what kind of token it is
union { // what data the token holds
glslang::TString *string; // for identifiers
int i; // for literals
unsigned int u;
bool b;
double d;
};
};
//
// The state of scanning and translating raw tokens to slightly richer
// semantics, like knowing if an identifier is an existing symbol, or
// user-defined type.
//
class HlslScanContext {
public:
HlslScanContext(TParseContextBase& parseContext, TPpContext& ppContext)
: parseContext(parseContext), ppContext(ppContext) { }
virtual ~HlslScanContext() { }
static void fillInKeywordMap();
static void deleteKeywordMap();
void tokenize(HlslToken&);
glslang::TBuiltInVariable mapSemantic(const char*);
protected:
HlslScanContext(HlslScanContext&);
HlslScanContext& operator=(HlslScanContext&);
EHlslTokenClass tokenizeClass(HlslToken&);
EHlslTokenClass tokenizeIdentifier();
EHlslTokenClass identifierOrType();
EHlslTokenClass reservedWord();
EHlslTokenClass identifierOrReserved(bool reserved);
EHlslTokenClass nonreservedKeyword(int version);
TParseContextBase& parseContext;
TPpContext& ppContext;
TSourceLoc loc;
TPpToken* ppToken;
HlslToken* parserToken;
const char* tokenText;
EHlslTokenClass keyword;
};
} // end namespace glslang
#endif // HLSLSCANCONTEXT_H_

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//
// Copyright (C) 2016 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 Google, Inc., 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.
//
#include "hlslTokenStream.h"
namespace glslang {
void HlslTokenStream::pushPreToken(const HlslToken& tok)
{
assert(preTokenStackSize < tokenBufferSize);
preTokenStack[preTokenStackSize++] = tok;
}
HlslToken HlslTokenStream::popPreToken()
{
assert(preTokenStackSize > 0);
return preTokenStack[--preTokenStackSize];
}
void HlslTokenStream::pushTokenBuffer(const HlslToken& tok)
{
tokenBuffer[tokenBufferPos] = tok;
tokenBufferPos = (tokenBufferPos+1) % tokenBufferSize;
}
HlslToken HlslTokenStream::popTokenBuffer()
{
// Back up
tokenBufferPos = (tokenBufferPos+tokenBufferSize-1) % tokenBufferSize;
return tokenBuffer[tokenBufferPos];
}
//
// Make a new source of tokens, not from the source, but from an
// already pre-processed token stream.
//
// This interrupts current token processing which must be restored
// later. Some simplifying assumptions are made (and asserted).
//
void HlslTokenStream::pushTokenStream(const TVector<HlslToken>* tokens)
{
// not yet setup to interrupt a stream that has been receded
// and not yet reconsumed
assert(preTokenStackSize == 0);
// save current state
currentTokenStack.push_back(token);
// set up new token stream
tokenStreamStack.push_back(tokens);
// start position at first token:
token = (*tokens)[0];
tokenPosition.push_back(0);
}
// Undo pushTokenStream(), see above
void HlslTokenStream::popTokenStream()
{
tokenStreamStack.pop_back();
tokenPosition.pop_back();
token = currentTokenStack.back();
currentTokenStack.pop_back();
}
// Load 'token' with the next token in the stream of tokens.
void HlslTokenStream::advanceToken()
{
pushTokenBuffer(token);
if (preTokenStackSize > 0)
token = popPreToken();
else {
if (tokenStreamStack.size() == 0)
scanner.tokenize(token);
else {
++tokenPosition.back();
if (tokenPosition.back() >= (int)tokenStreamStack.back()->size())
token.tokenClass = EHTokNone;
else
token = (*tokenStreamStack.back())[tokenPosition.back()];
}
}
}
void HlslTokenStream::recedeToken()
{
pushPreToken(token);
token = popTokenBuffer();
}
// Return the current token class.
EHlslTokenClass HlslTokenStream::peek() const
{
return token.tokenClass;
}
// Return true, without advancing to the next token, if the current token is
// the expected (passed in) token class.
bool HlslTokenStream::peekTokenClass(EHlslTokenClass tokenClass) const
{
return peek() == tokenClass;
}
// Return true and advance to the next token if the current token is the
// expected (passed in) token class.
bool HlslTokenStream::acceptTokenClass(EHlslTokenClass tokenClass)
{
if (peekTokenClass(tokenClass)) {
advanceToken();
return true;
}
return false;
}
} // end namespace glslang

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Externals/glslang/hlsl/hlslTokenStream.h vendored
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//
// Copyright (C) 2016 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 Google, Inc., 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 HLSLTOKENSTREAM_H_
#define HLSLTOKENSTREAM_H_
#include "hlslScanContext.h"
namespace glslang {
class HlslTokenStream {
public:
explicit HlslTokenStream(HlslScanContext& scanner)
: scanner(scanner), preTokenStackSize(0), tokenBufferPos(0) { }
virtual ~HlslTokenStream() { }
public:
void advanceToken();
void recedeToken();
bool acceptTokenClass(EHlslTokenClass);
EHlslTokenClass peek() const;
bool peekTokenClass(EHlslTokenClass) const;
glslang::TBuiltInVariable mapSemantic(const char* upperCase) { return scanner.mapSemantic(upperCase); }
void pushTokenStream(const TVector<HlslToken>* tokens);
void popTokenStream();
protected:
HlslToken token; // the token we are currently looking at, but have not yet accepted
private:
HlslTokenStream();
HlslTokenStream& operator=(const HlslTokenStream&);
HlslScanContext& scanner; // lexical scanner, to get next token from source file
TVector<const TVector<HlslToken>*> tokenStreamStack; // for getting the next token from an existing vector of tokens
TVector<int> tokenPosition;
TVector<HlslToken> currentTokenStack;
// This is the number of tokens we can recedeToken() over.
static const int tokenBufferSize = 2;
// Previously scanned tokens, returned for future advances,
// so logically in front of the token stream.
// Is logically a stack; needs last in last out semantics.
// Currently implemented as a stack of size 2.
HlslToken preTokenStack[tokenBufferSize];
int preTokenStackSize;
void pushPreToken(const HlslToken&);
HlslToken popPreToken();
// Previously scanned tokens, not yet returned for future advances,
// but available for that.
// Is logically a fifo for normal advances, and a stack for recession.
// Currently implemented with an intrinsic size of 2.
HlslToken tokenBuffer[tokenBufferSize];
int tokenBufferPos;
void pushTokenBuffer(const HlslToken&);
HlslToken popTokenBuffer();
};
} // end namespace glslang
#endif // HLSLTOKENSTREAM_H_

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//
// Copyright (C) 2016 Google, Inc.
// Copyright (C) 2016 LunarG, 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 Google, Inc., 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 EHLSLTOKENS_H_
#define EHLSLTOKENS_H_
namespace glslang {
enum EHlslTokenClass {
EHTokNone = 0,
// qualifiers
EHTokStatic,
EHTokConst,
EHTokSNorm,
EHTokUnorm,
EHTokExtern,
EHTokUniform,
EHTokVolatile,
EHTokPrecise,
EHTokShared,
EHTokGroupShared,
EHTokLinear,
EHTokCentroid,
EHTokNointerpolation,
EHTokNoperspective,
EHTokSample,
EHTokRowMajor,
EHTokColumnMajor,
EHTokPackOffset,
EHTokIn,
EHTokOut,
EHTokInOut,
EHTokLayout,
EHTokGloballyCoherent,
EHTokInline,
// primitive types
EHTokPoint,
EHTokLine,
EHTokTriangle,
EHTokLineAdj,
EHTokTriangleAdj,
// stream out types
EHTokPointStream,
EHTokLineStream,
EHTokTriangleStream,
// Tessellation patches
EHTokInputPatch,
EHTokOutputPatch,
// template types
EHTokBuffer,
EHTokVector,
EHTokMatrix,
// scalar types
EHTokVoid,
EHTokString,
EHTokBool,
EHTokInt,
EHTokUint,
EHTokUint64,
EHTokDword,
EHTokHalf,
EHTokFloat,
EHTokDouble,
EHTokMin16float,
EHTokMin10float,
EHTokMin16int,
EHTokMin12int,
EHTokMin16uint,
// vector types
EHTokBool1,
EHTokBool2,
EHTokBool3,
EHTokBool4,
EHTokFloat1,
EHTokFloat2,
EHTokFloat3,
EHTokFloat4,
EHTokInt1,
EHTokInt2,
EHTokInt3,
EHTokInt4,
EHTokDouble1,
EHTokDouble2,
EHTokDouble3,
EHTokDouble4,
EHTokUint1,
EHTokUint2,
EHTokUint3,
EHTokUint4,
EHTokHalf1,
EHTokHalf2,
EHTokHalf3,
EHTokHalf4,
EHTokMin16float1,
EHTokMin16float2,
EHTokMin16float3,
EHTokMin16float4,
EHTokMin10float1,
EHTokMin10float2,
EHTokMin10float3,
EHTokMin10float4,
EHTokMin16int1,
EHTokMin16int2,
EHTokMin16int3,
EHTokMin16int4,
EHTokMin12int1,
EHTokMin12int2,
EHTokMin12int3,
EHTokMin12int4,
EHTokMin16uint1,
EHTokMin16uint2,
EHTokMin16uint3,
EHTokMin16uint4,
// matrix types
EHTokInt1x1,
EHTokInt1x2,
EHTokInt1x3,
EHTokInt1x4,
EHTokInt2x1,
EHTokInt2x2,
EHTokInt2x3,
EHTokInt2x4,
EHTokInt3x1,
EHTokInt3x2,
EHTokInt3x3,
EHTokInt3x4,
EHTokInt4x1,
EHTokInt4x2,
EHTokInt4x3,
EHTokInt4x4,
EHTokUint1x1,
EHTokUint1x2,
EHTokUint1x3,
EHTokUint1x4,
EHTokUint2x1,
EHTokUint2x2,
EHTokUint2x3,
EHTokUint2x4,
EHTokUint3x1,
EHTokUint3x2,
EHTokUint3x3,
EHTokUint3x4,
EHTokUint4x1,
EHTokUint4x2,
EHTokUint4x3,
EHTokUint4x4,
EHTokBool1x1,
EHTokBool1x2,
EHTokBool1x3,
EHTokBool1x4,
EHTokBool2x1,
EHTokBool2x2,
EHTokBool2x3,
EHTokBool2x4,
EHTokBool3x1,
EHTokBool3x2,
EHTokBool3x3,
EHTokBool3x4,
EHTokBool4x1,
EHTokBool4x2,
EHTokBool4x3,
EHTokBool4x4,
EHTokFloat1x1,
EHTokFloat1x2,
EHTokFloat1x3,
EHTokFloat1x4,
EHTokFloat2x1,
EHTokFloat2x2,
EHTokFloat2x3,
EHTokFloat2x4,
EHTokFloat3x1,
EHTokFloat3x2,
EHTokFloat3x3,
EHTokFloat3x4,
EHTokFloat4x1,
EHTokFloat4x2,
EHTokFloat4x3,
EHTokFloat4x4,
EHTokHalf1x1,
EHTokHalf1x2,
EHTokHalf1x3,
EHTokHalf1x4,
EHTokHalf2x1,
EHTokHalf2x2,
EHTokHalf2x3,
EHTokHalf2x4,
EHTokHalf3x1,
EHTokHalf3x2,
EHTokHalf3x3,
EHTokHalf3x4,
EHTokHalf4x1,
EHTokHalf4x2,
EHTokHalf4x3,
EHTokHalf4x4,
EHTokDouble1x1,
EHTokDouble1x2,
EHTokDouble1x3,
EHTokDouble1x4,
EHTokDouble2x1,
EHTokDouble2x2,
EHTokDouble2x3,
EHTokDouble2x4,
EHTokDouble3x1,
EHTokDouble3x2,
EHTokDouble3x3,
EHTokDouble3x4,
EHTokDouble4x1,
EHTokDouble4x2,
EHTokDouble4x3,
EHTokDouble4x4,
// texturing types
EHTokSampler,
EHTokSampler1d,
EHTokSampler2d,
EHTokSampler3d,
EHTokSamplerCube,
EHTokSamplerState,
EHTokSamplerComparisonState,
EHTokTexture,
EHTokTexture1d,
EHTokTexture1darray,
EHTokTexture2d,
EHTokTexture2darray,
EHTokTexture3d,
EHTokTextureCube,
EHTokTextureCubearray,
EHTokTexture2DMS,
EHTokTexture2DMSarray,
EHTokRWTexture1d,
EHTokRWTexture1darray,
EHTokRWTexture2d,
EHTokRWTexture2darray,
EHTokRWTexture3d,
EHTokRWBuffer,
EHTokSubpassInput,
EHTokSubpassInputMS,
// Structure buffer variants
EHTokAppendStructuredBuffer,
EHTokByteAddressBuffer,
EHTokConsumeStructuredBuffer,
EHTokRWByteAddressBuffer,
EHTokRWStructuredBuffer,
EHTokStructuredBuffer,
EHTokTextureBuffer,
// variable, user type, ...
EHTokIdentifier,
EHTokClass,
EHTokStruct,
EHTokCBuffer,
EHTokTBuffer,
EHTokTypedef,
EHTokThis,
EHTokNamespace,
EHTokConstantBuffer,
// constant
EHTokFloat16Constant,
EHTokFloatConstant,
EHTokDoubleConstant,
EHTokIntConstant,
EHTokUintConstant,
EHTokBoolConstant,
EHTokStringConstant,
// control flow
EHTokFor,
EHTokDo,
EHTokWhile,
EHTokBreak,
EHTokContinue,
EHTokIf,
EHTokElse,
EHTokDiscard,
EHTokReturn,
EHTokSwitch,
EHTokCase,
EHTokDefault,
// expressions
EHTokLeftOp,
EHTokRightOp,
EHTokIncOp,
EHTokDecOp,
EHTokLeOp,
EHTokGeOp,
EHTokEqOp,
EHTokNeOp,
EHTokAndOp,
EHTokOrOp,
EHTokXorOp,
EHTokAssign,
EHTokMulAssign,
EHTokDivAssign,
EHTokAddAssign,
EHTokModAssign,
EHTokLeftAssign,
EHTokRightAssign,
EHTokAndAssign,
EHTokXorAssign,
EHTokOrAssign,
EHTokSubAssign,
EHTokLeftParen,
EHTokRightParen,
EHTokLeftBracket,
EHTokRightBracket,
EHTokLeftBrace,
EHTokRightBrace,
EHTokDot,
EHTokComma,
EHTokColon,
EHTokColonColon,
EHTokSemicolon,
EHTokBang,
EHTokDash,
EHTokTilde,
EHTokPlus,
EHTokStar,
EHTokSlash,
EHTokPercent,
EHTokLeftAngle,
EHTokRightAngle,
EHTokVerticalBar,
EHTokCaret,
EHTokAmpersand,
EHTokQuestion,
};
} // end namespace glslang
#endif // EHLSLTOKENS_H_

54
Externals/glslang/hlsl/pch.h vendored
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@ -1,54 +0,0 @@
#ifndef _PCH_H
#define _PCH_H
//
// Copyright (C) 2018 The Khronos Group 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.
//
#include "hlslParseHelper.h"
#include "hlslScanContext.h"
#include "hlslGrammar.h"
#include "hlslAttributes.h"
#include "../glslang/MachineIndependent/Scan.h"
#include "../glslang/MachineIndependent/preprocessor/PpContext.h"
#include "../glslang/OSDependent/osinclude.h"
#include <algorithm>
#include <functional>
#include <cctype>
#include <array>
#include <set>
#endif /* _PCH_H */

12
Externals/glslang/hlsl/pch.cpp → Externals/glslang/hlsl/stub.cpp vendored
View File

@ -1,5 +1,6 @@
//
// Copyright (C) 2018 The Khronos Group Inc.
// Copyright (C) 2020 Google, Inc.
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
@ -14,7 +15,7 @@
// disclaimer in the documentation and/or other materials provided
// with the distribution.
//
// Neither the name of 3Dlabs Inc. Ltd. nor the names of its
// Neither the name of Google, Inc., nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
@ -32,4 +33,9 @@
// POSSIBILITY OF SUCH DAMAGE.
//
#include "pch.h"
// The HLSL source is directly embedded into the glslang target when ENABLE_HLSL
// is set.
// This source now lives at: glslang/HLSL/
// The HLSL target is now just a stub that exists for backwards compatibility
// for projects that referenced this target. As a target requires at least one
// source file to build, this file acts as that stub.