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HLSL: non-static member functions: track and find active anonymous 'this' scopes and members.

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Thanks to @steve-lunarg for his input and discussions on handling member functions.
This commit is contained in:
John Kessenich 2017-03-21 23:56:40 -06:00
parent f4ba25e009
commit 3778979cd4
11 changed files with 500 additions and 172 deletions
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13
SPIRV/GlslangToSpv.cpp
View File

@ -2743,12 +2743,16 @@ void TGlslangToSpvTraverser::makeFunctions(const glslang::TIntermSequence& glslF
std::vector<spv::Decoration> paramPrecisions; std::vector<spv::Decoration> paramPrecisions;
glslang::TIntermSequence& parameters = glslFunction->getSequence()[0]->getAsAggregate()->getSequence(); glslang::TIntermSequence& parameters = glslFunction->getSequence()[0]->getAsAggregate()->getSequence();
bool implicitThis = (int)parameters.size() > 0 && parameters[0]->getAsSymbolNode()->getName() == glslangIntermediate->implicitThisName;
for (int p = 0; p < (int)parameters.size(); ++p) { for (int p = 0; p < (int)parameters.size(); ++p) {
const glslang::TType& paramType = parameters[p]->getAsTyped()->getType(); const glslang::TType& paramType = parameters[p]->getAsTyped()->getType();
spv::Id typeId = convertGlslangToSpvType(paramType); spv::Id typeId = convertGlslangToSpvType(paramType);
if (paramType.containsOpaque() || // can we pass by reference?
if (paramType.containsOpaque() || // sampler, etc.
(paramType.getBasicType() == glslang::EbtBlock && (paramType.getBasicType() == glslang::EbtBlock &&
paramType.getQualifier().storage == glslang::EvqBuffer)) paramType.getQualifier().storage == glslang::EvqBuffer) || // SSBO
p == 0 && implicitThis) // implicit 'this'
typeId = builder.makePointer(TranslateStorageClass(paramType), typeId); typeId = builder.makePointer(TranslateStorageClass(paramType), typeId);
else if (paramType.getQualifier().storage != glslang::EvqConstReadOnly) else if (paramType.getQualifier().storage != glslang::EvqConstReadOnly)
typeId = builder.makePointer(spv::StorageClassFunction, typeId); typeId = builder.makePointer(spv::StorageClassFunction, typeId);
@ -2762,6 +2766,8 @@ void TGlslangToSpvTraverser::makeFunctions(const glslang::TIntermSequence& glslF
spv::Function *function = builder.makeFunctionEntry(TranslatePrecisionDecoration(glslFunction->getType()), spv::Function *function = builder.makeFunctionEntry(TranslatePrecisionDecoration(glslFunction->getType()),
convertGlslangToSpvType(glslFunction->getType()), convertGlslangToSpvType(glslFunction->getType()),
glslFunction->getName().c_str(), paramTypes, paramPrecisions, &functionBlock); glslFunction->getName().c_str(), paramTypes, paramPrecisions, &functionBlock);
if (implicitThis)
function->setImplicitThis();
// Track function to emit/call later // Track function to emit/call later
functionMap[glslFunction->getName().c_str()] = function; functionMap[glslFunction->getName().c_str()] = function;
@ -3233,7 +3239,8 @@ spv::Id TGlslangToSpvTraverser::handleUserFunctionCall(const glslang::TIntermAgg
const glslang::TType& paramType = glslangArgs[a]->getAsTyped()->getType(); const glslang::TType& paramType = glslangArgs[a]->getAsTyped()->getType();
spv::Id arg; spv::Id arg;
if (paramType.containsOpaque() || if (paramType.containsOpaque() ||
(paramType.getBasicType() == glslang::EbtBlock && qualifiers[a] == glslang::EvqBuffer)) { (paramType.getBasicType() == glslang::EbtBlock && qualifiers[a] == glslang::EvqBuffer) ||
(a == 0 && function->hasImplicitThis())) {
builder.setAccessChain(lValues[lValueCount]); builder.setAccessChain(lValues[lValueCount]);
arg = builder.accessChainGetLValue(); arg = builder.accessChainGetLValue();
++lValueCount; ++lValueCount;

7
SPIRV/spvIR.h
View File

@ -273,6 +273,10 @@ public:
const std::vector<Block*>& getBlocks() const { return blocks; } const std::vector<Block*>& getBlocks() const { return blocks; }
void addLocalVariable(std::unique_ptr<Instruction> inst); void addLocalVariable(std::unique_ptr<Instruction> inst);
Id getReturnType() const { return functionInstruction.getTypeId(); } Id getReturnType() const { return functionInstruction.getTypeId(); }
void setImplicitThis() { implicitThis = true; }
bool hasImplicitThis() const { return implicitThis; }
void dump(std::vector<unsigned int>& out) const void dump(std::vector<unsigned int>& out) const
{ {
// OpFunction // OpFunction
@ -296,6 +300,7 @@ protected:
Instruction functionInstruction; Instruction functionInstruction;
std::vector<Instruction*> parameterInstructions; std::vector<Instruction*> parameterInstructions;
std::vector<Block*> blocks; std::vector<Block*> blocks;
bool implicitThis; // true if this is a member function expecting to be passed a 'this' as the first argument
}; };
// //
@ -354,7 +359,7 @@ protected:
// - the OpFunction instruction // - the OpFunction instruction
// - all the OpFunctionParameter instructions // - all the OpFunctionParameter instructions
__inline Function::Function(Id id, Id resultType, Id functionType, Id firstParamId, Module& parent) __inline Function::Function(Id id, Id resultType, Id functionType, Id firstParamId, Module& parent)
: parent(parent), functionInstruction(id, resultType, OpFunction) : parent(parent), functionInstruction(id, resultType, OpFunction), implicitThis(false)
{ {
// OpFunction // OpFunction
functionInstruction.addImmediateOperand(FunctionControlMaskNone); functionInstruction.addImmediateOperand(FunctionControlMaskNone);

499
Test/baseResults/hlsl.nonstaticMemberFunction.frag.out
View File

@ -2,62 +2,133 @@ hlsl.nonstaticMemberFunction.frag
Shader version: 450 Shader version: 450
gl_FragCoord origin is upper left gl_FragCoord origin is upper left
0:? Sequence 0:? Sequence
0:5 Function Definition: Test::memFun(vf4; ( temp 4-component vector of float) 0:1 Sequence
0:1 move second child to first child ( temp 2-component vector of float)
0:1 'i' ( global 2-component vector of float)
0:? Constant:
0:? 1.000000
0:? 2.000000
0:5 Function Definition: type1::setmem(vf4; ( temp void)
0:5 Function Parameters: 0:5 Function Parameters:
0:5 'this' ( temp structure{ temp 4-component vector of float memVar, temp int i}) 0:5 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:5 'a' ( in 4-component vector of float) 0:5 'm' ( in 4-component vector of float)
0:? Sequence 0:? Sequence
0:6 Branch: Return with expression 0:5 move second child to first child ( temp 4-component vector of float)
0:6 vector-scale ( temp 4-component vector of float) 0:5 memVar: direct index for structure ( temp 4-component vector of float)
0:5 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:5 Constant:
0:5 0 (const uint)
0:5 'm' ( in 4-component vector of float)
0:6 Function Definition: type1::seti(i1; ( temp void)
0:6 Function Parameters:
0:6 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:6 'si' ( in int)
0:? Sequence
0:6 move second child to first child ( temp int)
0:6 i: direct index for structure ( temp int)
0:6 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:6 Constant: 0:6 Constant:
0:6 2.000000 0:6 1 (const uint)
0:6 'a' ( in 4-component vector of float) 0:6 'si' ( in int)
0:9 Function Definition: Test::memFun(i1; ( temp int) 0:9 Function Definition: type1::memFun(vf4; ( temp 4-component vector of float)
0:9 Function Parameters: 0:9 Function Parameters:
0:9 'this' ( temp structure{ temp 4-component vector of float memVar, temp int i}) 0:9 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:9 'a' ( in int) 0:9 'a' ( in 4-component vector of float)
0:? Sequence 0:? Sequence
0:10 Branch: Return with expression 0:10 Branch: Return with expression
0:10 add ( temp int) 0:10 add ( temp 4-component vector of float)
0:10 Constant: 0:10 vector-scale ( temp 4-component vector of float)
0:10 2 (const int) 0:10 Convert int to float ( temp float)
0:10 'a' ( in int) 0:10 i: direct index for structure ( temp int)
0:16 Function Definition: @main( ( temp 4-component vector of float) 0:10 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:16 Function Parameters: 0:10 Constant:
0:10 1 (const uint)
0:10 'a' ( in 4-component vector of float)
0:10 memVar: direct index for structure ( temp 4-component vector of float)
0:10 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:10 Constant:
0:10 0 (const uint)
0:13 Function Definition: type1::memFun(i1; ( temp int)
0:13 Function Parameters:
0:13 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:13 'a' ( in int)
0:? Sequence 0:? Sequence
0:18 Sequence 0:14 Branch: Return with expression
0:18 move second child to first child ( temp 4-component vector of float) 0:14 Convert float to int ( temp int)
0:18 'f4' ( temp 4-component vector of float) 0:14 subtract ( temp float)
0:14 Convert int to float ( temp float)
0:14 add ( temp int)
0:14 i: direct index for structure ( temp int)
0:14 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:14 Constant:
0:14 1 (const uint)
0:14 'a' ( in int)
0:14 direct index ( temp float)
0:14 memVar: direct index for structure ( temp 4-component vector of float)
0:14 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:14 Constant:
0:14 0 (const uint)
0:14 Constant:
0:14 2 (const int)
0:19 Sequence
0:19 move second child to first child ( temp 2-component vector of float)
0:19 'j' ( global 2-component vector of float)
0:19 'i' ( global 2-component vector of float)
0:23 Function Definition: type2::memFun( ( temp 2-component vector of float)
0:23 Function Parameters:
0:23 '@this' ( temp structure{})
0:? Sequence
0:23 Branch: Return with expression
0:23 'i' ( global 2-component vector of float)
0:27 Function Definition: @main( ( temp 4-component vector of float)
0:27 Function Parameters:
0:? Sequence
0:29 Function Call: type1::setmem(vf4; ( temp void)
0:29 'test' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:? Constant:
0:? 2.000000
0:? 2.000000
0:? 2.000000
0:? 2.000000
0:30 Function Call: type1::seti(i1; ( temp void)
0:30 'test' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:30 Constant:
0:30 17 (const int)
0:31 Sequence
0:31 move second child to first child ( temp 4-component vector of float)
0:31 'f4' ( temp 4-component vector of float)
0:? Constant: 0:? Constant:
0:? 1.000000 0:? 1.000000
0:? 1.000000 0:? 1.000000
0:? 1.000000 0:? 1.000000
0:? 1.000000 0:? 1.000000
0:19 add second child into first child ( temp 4-component vector of float) 0:32 add second child into first child ( temp 4-component vector of float)
0:19 'f4' ( temp 4-component vector of float) 0:32 'f4' ( temp 4-component vector of float)
0:19 Function Call: Test::memFun(vf4; ( temp 4-component vector of float) 0:32 Function Call: type1::memFun(vf4; ( temp 4-component vector of float)
0:19 'test' ( temp structure{ temp 4-component vector of float memVar, temp int i}) 0:32 'test' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:? Constant: 0:? Constant:
0:? 5.000000 0:? 5.000000
0:? 5.000000 0:? 5.000000
0:? 5.000000 0:? 5.000000
0:? 5.000000 0:? 5.000000
0:20 add second child into first child ( temp 4-component vector of float) 0:33 add second child into first child ( temp 4-component vector of float)
0:20 'f4' ( temp 4-component vector of float) 0:33 'f4' ( temp 4-component vector of float)
0:20 Convert int to float ( temp float) 0:33 Convert int to float ( temp float)
0:20 Function Call: Test::memFun(i1; ( temp int) 0:33 Function Call: type1::memFun(i1; ( temp int)
0:20 'test' ( temp structure{ temp 4-component vector of float memVar, temp int i}) 0:33 'test' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:20 Constant: 0:33 Constant:
0:20 7 (const int) 0:33 7 (const int)
0:21 Branch: Return with expression 0:34 Branch: Return with expression
0:21 'f4' ( temp 4-component vector of float) 0:34 'f4' ( temp 4-component vector of float)
0:16 Function Definition: main( ( temp void) 0:27 Function Definition: main( ( temp void)
0:16 Function Parameters: 0:27 Function Parameters:
0:? Sequence 0:? Sequence
0:16 move second child to first child ( temp 4-component vector of float) 0:27 move second child to first child ( temp 4-component vector of float)
0:? '@entryPointOutput' (layout( location=0) out 4-component vector of float) 0:? '@entryPointOutput' (layout( location=0) out 4-component vector of float)
0:16 Function Call: @main( ( temp 4-component vector of float) 0:27 Function Call: @main( ( temp 4-component vector of float)
0:? Linker Objects 0:? Linker Objects
0:? 'i' ( global 2-component vector of float)
0:? 'j' ( global 2-component vector of float)
0:? '@entryPointOutput' (layout( location=0) out 4-component vector of float) 0:? '@entryPointOutput' (layout( location=0) out 4-component vector of float)
@ -67,156 +138,298 @@ Linked fragment stage:
Shader version: 450 Shader version: 450
gl_FragCoord origin is upper left gl_FragCoord origin is upper left
0:? Sequence 0:? Sequence
0:5 Function Definition: Test::memFun(vf4; ( temp 4-component vector of float) 0:1 Sequence
0:1 move second child to first child ( temp 2-component vector of float)
0:1 'i' ( global 2-component vector of float)
0:? Constant:
0:? 1.000000
0:? 2.000000
0:5 Function Definition: type1::setmem(vf4; ( temp void)
0:5 Function Parameters: 0:5 Function Parameters:
0:5 'this' ( temp structure{ temp 4-component vector of float memVar, temp int i}) 0:5 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:5 'a' ( in 4-component vector of float) 0:5 'm' ( in 4-component vector of float)
0:? Sequence 0:? Sequence
0:6 Branch: Return with expression 0:5 move second child to first child ( temp 4-component vector of float)
0:6 vector-scale ( temp 4-component vector of float) 0:5 memVar: direct index for structure ( temp 4-component vector of float)
0:5 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:5 Constant:
0:5 0 (const uint)
0:5 'm' ( in 4-component vector of float)
0:6 Function Definition: type1::seti(i1; ( temp void)
0:6 Function Parameters:
0:6 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:6 'si' ( in int)
0:? Sequence
0:6 move second child to first child ( temp int)
0:6 i: direct index for structure ( temp int)
0:6 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:6 Constant: 0:6 Constant:
0:6 2.000000 0:6 1 (const uint)
0:6 'a' ( in 4-component vector of float) 0:6 'si' ( in int)
0:9 Function Definition: Test::memFun(i1; ( temp int) 0:9 Function Definition: type1::memFun(vf4; ( temp 4-component vector of float)
0:9 Function Parameters: 0:9 Function Parameters:
0:9 'this' ( temp structure{ temp 4-component vector of float memVar, temp int i}) 0:9 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:9 'a' ( in int) 0:9 'a' ( in 4-component vector of float)
0:? Sequence 0:? Sequence
0:10 Branch: Return with expression 0:10 Branch: Return with expression
0:10 add ( temp int) 0:10 add ( temp 4-component vector of float)
0:10 Constant: 0:10 vector-scale ( temp 4-component vector of float)
0:10 2 (const int) 0:10 Convert int to float ( temp float)
0:10 'a' ( in int) 0:10 i: direct index for structure ( temp int)
0:16 Function Definition: @main( ( temp 4-component vector of float) 0:10 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:16 Function Parameters: 0:10 Constant:
0:10 1 (const uint)
0:10 'a' ( in 4-component vector of float)
0:10 memVar: direct index for structure ( temp 4-component vector of float)
0:10 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:10 Constant:
0:10 0 (const uint)
0:13 Function Definition: type1::memFun(i1; ( temp int)
0:13 Function Parameters:
0:13 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:13 'a' ( in int)
0:? Sequence 0:? Sequence
0:18 Sequence 0:14 Branch: Return with expression
0:18 move second child to first child ( temp 4-component vector of float) 0:14 Convert float to int ( temp int)
0:18 'f4' ( temp 4-component vector of float) 0:14 subtract ( temp float)
0:14 Convert int to float ( temp float)
0:14 add ( temp int)
0:14 i: direct index for structure ( temp int)
0:14 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:14 Constant:
0:14 1 (const uint)
0:14 'a' ( in int)
0:14 direct index ( temp float)
0:14 memVar: direct index for structure ( temp 4-component vector of float)
0:14 '@this' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:14 Constant:
0:14 0 (const uint)
0:14 Constant:
0:14 2 (const int)
0:19 Sequence
0:19 move second child to first child ( temp 2-component vector of float)
0:19 'j' ( global 2-component vector of float)
0:19 'i' ( global 2-component vector of float)
0:23 Function Definition: type2::memFun( ( temp 2-component vector of float)
0:23 Function Parameters:
0:23 '@this' ( temp structure{})
0:? Sequence
0:23 Branch: Return with expression
0:23 'i' ( global 2-component vector of float)
0:27 Function Definition: @main( ( temp 4-component vector of float)
0:27 Function Parameters:
0:? Sequence
0:29 Function Call: type1::setmem(vf4; ( temp void)
0:29 'test' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:? Constant:
0:? 2.000000
0:? 2.000000
0:? 2.000000
0:? 2.000000
0:30 Function Call: type1::seti(i1; ( temp void)
0:30 'test' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:30 Constant:
0:30 17 (const int)
0:31 Sequence
0:31 move second child to first child ( temp 4-component vector of float)
0:31 'f4' ( temp 4-component vector of float)
0:? Constant: 0:? Constant:
0:? 1.000000 0:? 1.000000
0:? 1.000000 0:? 1.000000
0:? 1.000000 0:? 1.000000
0:? 1.000000 0:? 1.000000
0:19 add second child into first child ( temp 4-component vector of float) 0:32 add second child into first child ( temp 4-component vector of float)
0:19 'f4' ( temp 4-component vector of float) 0:32 'f4' ( temp 4-component vector of float)
0:19 Function Call: Test::memFun(vf4; ( temp 4-component vector of float) 0:32 Function Call: type1::memFun(vf4; ( temp 4-component vector of float)
0:19 'test' ( temp structure{ temp 4-component vector of float memVar, temp int i}) 0:32 'test' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:? Constant: 0:? Constant:
0:? 5.000000 0:? 5.000000
0:? 5.000000 0:? 5.000000
0:? 5.000000 0:? 5.000000
0:? 5.000000 0:? 5.000000
0:20 add second child into first child ( temp 4-component vector of float) 0:33 add second child into first child ( temp 4-component vector of float)
0:20 'f4' ( temp 4-component vector of float) 0:33 'f4' ( temp 4-component vector of float)
0:20 Convert int to float ( temp float) 0:33 Convert int to float ( temp float)
0:20 Function Call: Test::memFun(i1; ( temp int) 0:33 Function Call: type1::memFun(i1; ( temp int)
0:20 'test' ( temp structure{ temp 4-component vector of float memVar, temp int i}) 0:33 'test' ( temp structure{ temp 4-component vector of float memVar, temp int i})
0:20 Constant: 0:33 Constant:
0:20 7 (const int) 0:33 7 (const int)
0:21 Branch: Return with expression 0:34 Branch: Return with expression
0:21 'f4' ( temp 4-component vector of float) 0:34 'f4' ( temp 4-component vector of float)
0:16 Function Definition: main( ( temp void) 0:27 Function Definition: main( ( temp void)
0:16 Function Parameters: 0:27 Function Parameters:
0:? Sequence 0:? Sequence
0:16 move second child to first child ( temp 4-component vector of float) 0:27 move second child to first child ( temp 4-component vector of float)
0:? '@entryPointOutput' (layout( location=0) out 4-component vector of float) 0:? '@entryPointOutput' (layout( location=0) out 4-component vector of float)
0:16 Function Call: @main( ( temp 4-component vector of float) 0:27 Function Call: @main( ( temp 4-component vector of float)
0:? Linker Objects 0:? Linker Objects
0:? 'i' ( global 2-component vector of float)
0:? 'j' ( global 2-component vector of float)
0:? '@entryPointOutput' (layout( location=0) out 4-component vector of float) 0:? '@entryPointOutput' (layout( location=0) out 4-component vector of float)
// Module Version 10000 // Module Version 10000
// Generated by (magic number): 80001 // Generated by (magic number): 80001
// Id's are bound by 61 // Id's are bound by 111
Capability Shader Capability Shader
1: ExtInstImport "GLSL.std.450" 1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450 MemoryModel Logical GLSL450
EntryPoint Fragment 4 "main" 59 EntryPoint Fragment 4 "main" 109
ExecutionMode 4 OriginUpperLeft ExecutionMode 4 OriginUpperLeft
Name 4 "main" Name 4 "main"
Name 9 "Test" Name 9 "type1"
MemberName 9(Test) 0 "memVar" MemberName 9(type1) 0 "memVar"
MemberName 9(Test) 1 "i" MemberName 9(type1) 1 "i"
Name 15 "Test::memFun(vf4;" Name 15 "type1::setmem(vf4;"
Name 13 "this" Name 13 "@this"
Name 14 "a" Name 14 "m"
Name 21 "Test::memFun(i1;" Name 21 "type1::seti(i1;"
Name 19 "this" Name 19 "@this"
Name 20 "a" Name 20 "si"
Name 24 "@main(" Name 26 "type1::memFun(vf4;"
Name 36 "f4" Name 24 "@this"
Name 39 "test" Name 25 "a"
Name 42 "param" Name 31 "type1::memFun(i1;"
Name 43 "param" Name 29 "@this"
Name 48 "param" Name 30 "a"
Name 49 "param" Name 33 "type2"
Name 59 "@entryPointOutput" Name 38 "type2::memFun("
Decorate 59(@entryPointOutput) Location 0 Name 37 "@this"
Name 41 "@main("
Name 44 "i"
Name 48 "j"
Name 83 "test"
Name 85 "param"
Name 88 "param"
Name 90 "f4"
Name 94 "param"
Name 99 "param"
Name 109 "@entryPointOutput"
Decorate 109(@entryPointOutput) Location 0
2: TypeVoid 2: TypeVoid
3: TypeFunction 2 3: TypeFunction 2
6: TypeFloat 32 6: TypeFloat 32
7: TypeVector 6(float) 4 7: TypeVector 6(float) 4
8: TypeInt 32 1 8: TypeInt 32 1
9(Test): TypeStruct 7(fvec4) 8(int) 9(type1): TypeStruct 7(fvec4) 8(int)
10: TypePointer Function 9(Test) 10: TypePointer Function 9(type1)
11: TypePointer Function 7(fvec4) 11: TypePointer Function 7(fvec4)
12: TypeFunction 7(fvec4) 10(ptr) 11(ptr) 12: TypeFunction 2 10(ptr) 11(ptr)
17: TypePointer Function 8(int) 17: TypePointer Function 8(int)
18: TypeFunction 8(int) 10(ptr) 17(ptr) 18: TypeFunction 2 10(ptr) 17(ptr)
23: TypeFunction 7(fvec4) 23: TypeFunction 7(fvec4) 10(ptr) 11(ptr)
26: 6(float) Constant 1073741824 28: TypeFunction 8(int) 10(ptr) 17(ptr)
31: 8(int) Constant 2 33(type2): TypeStruct
37: 6(float) Constant 1065353216 34: TypePointer Function 33(type2)
38: 7(fvec4) ConstantComposite 37 37 37 37 35: TypeVector 6(float) 2
40: 6(float) Constant 1084227584 36: TypeFunction 35(fvec2) 34(ptr)
41: 7(fvec4) ConstantComposite 40 40 40 40 40: TypeFunction 7(fvec4)
47: 8(int) Constant 7 43: TypePointer Private 35(fvec2)
58: TypePointer Output 7(fvec4) 44(i): 43(ptr) Variable Private
59(@entryPointOutput): 58(ptr) Variable Output 45: 6(float) Constant 1065353216
46: 6(float) Constant 1073741824
47: 35(fvec2) ConstantComposite 45 46
48(j): 43(ptr) Variable Private
50: 8(int) Constant 0
53: 8(int) Constant 1
71: TypeInt 32 0
72: 71(int) Constant 2
73: TypePointer Function 6(float)
84: 7(fvec4) ConstantComposite 46 46 46 46
87: 8(int) Constant 17
91: 7(fvec4) ConstantComposite 45 45 45 45
92: 6(float) Constant 1084227584
93: 7(fvec4) ConstantComposite 92 92 92 92
98: 8(int) Constant 7
108: TypePointer Output 7(fvec4)
109(@entryPointOutput): 108(ptr) Variable Output
4(main): 2 Function None 3 4(main): 2 Function None 3
5: Label 5: Label
60: 7(fvec4) FunctionCall 24(@main() Store 44(i) 47
Store 59(@entryPointOutput) 60 49: 35(fvec2) Load 44(i)
Store 48(j) 49
110: 7(fvec4) FunctionCall 41(@main()
Store 109(@entryPointOutput) 110
Return Return
FunctionEnd FunctionEnd
15(Test::memFun(vf4;): 7(fvec4) Function None 12 15(type1::setmem(vf4;): 2 Function None 12
13(this): 10(ptr) FunctionParameter 13(@this): 10(ptr) FunctionParameter
14(a): 11(ptr) FunctionParameter 14(m): 11(ptr) FunctionParameter
16: Label 16: Label
27: 7(fvec4) Load 14(a) 51: 7(fvec4) Load 14(m)
28: 7(fvec4) VectorTimesScalar 27 26 52: 11(ptr) AccessChain 13(@this) 50
ReturnValue 28 Store 52 51
Return
FunctionEnd FunctionEnd
21(Test::memFun(i1;): 8(int) Function None 18 21(type1::seti(i1;): 2 Function None 18
19(this): 10(ptr) FunctionParameter 19(@this): 10(ptr) FunctionParameter
20(a): 17(ptr) FunctionParameter 20(si): 17(ptr) FunctionParameter
22: Label 22: Label
32: 8(int) Load 20(a) 54: 8(int) Load 20(si)
33: 8(int) IAdd 31 32 55: 17(ptr) AccessChain 19(@this) 53
ReturnValue 33 Store 55 54
Return
FunctionEnd FunctionEnd
24(@main(): 7(fvec4) Function None 23 26(type1::memFun(vf4;): 7(fvec4) Function None 23
25: Label 24(@this): 10(ptr) FunctionParameter
36(f4): 11(ptr) Variable Function 25(a): 11(ptr) FunctionParameter
39(test): 10(ptr) Variable Function 27: Label
42(param): 10(ptr) Variable Function 56: 17(ptr) AccessChain 24(@this) 53
43(param): 11(ptr) Variable Function 57: 8(int) Load 56
48(param): 10(ptr) Variable Function 58: 6(float) ConvertSToF 57
49(param): 17(ptr) Variable Function 59: 7(fvec4) Load 25(a)
Store 36(f4) 38 60: 7(fvec4) VectorTimesScalar 59 58
Store 43(param) 41 61: 11(ptr) AccessChain 24(@this) 50
44: 7(fvec4) FunctionCall 15(Test::memFun(vf4;) 42(param) 43(param) 62: 7(fvec4) Load 61
45: 7(fvec4) Load 36(f4) 63: 7(fvec4) FAdd 60 62
46: 7(fvec4) FAdd 45 44 ReturnValue 63
Store 36(f4) 46 FunctionEnd
Store 49(param) 47 31(type1::memFun(i1;): 8(int) Function None 28
50: 8(int) FunctionCall 21(Test::memFun(i1;) 48(param) 49(param) 29(@this): 10(ptr) FunctionParameter
51: 6(float) ConvertSToF 50 30(a): 17(ptr) FunctionParameter
52: 7(fvec4) Load 36(f4) 32: Label
53: 7(fvec4) CompositeConstruct 51 51 51 51 66: 17(ptr) AccessChain 29(@this) 53
54: 7(fvec4) FAdd 52 53 67: 8(int) Load 66
Store 36(f4) 54 68: 8(int) Load 30(a)
55: 7(fvec4) Load 36(f4) 69: 8(int) IAdd 67 68
ReturnValue 55 70: 6(float) ConvertSToF 69
74: 73(ptr) AccessChain 29(@this) 50 72
75: 6(float) Load 74
76: 6(float) FSub 70 75
77: 8(int) ConvertFToS 76
ReturnValue 77
FunctionEnd
38(type2::memFun(): 35(fvec2) Function None 36
37(@this): 34(ptr) FunctionParameter
39: Label
80: 35(fvec2) Load 44(i)
ReturnValue 80
FunctionEnd
41(@main(): 7(fvec4) Function None 40
42: Label
83(test): 10(ptr) Variable Function
85(param): 11(ptr) Variable Function
88(param): 17(ptr) Variable Function
90(f4): 11(ptr) Variable Function
94(param): 11(ptr) Variable Function
99(param): 17(ptr) Variable Function
Store 85(param) 84
86: 2 FunctionCall 15(type1::setmem(vf4;) 83(test) 85(param)
Store 88(param) 87
89: 2 FunctionCall 21(type1::seti(i1;) 83(test) 88(param)
Store 90(f4) 91
Store 94(param) 93
95: 7(fvec4) FunctionCall 26(type1::memFun(vf4;) 83(test) 94(param)
96: 7(fvec4) Load 90(f4)
97: 7(fvec4) FAdd 96 95
Store 90(f4) 97
Store 99(param) 98
100: 8(int) FunctionCall 31(type1::memFun(i1;) 83(test) 99(param)
101: 6(float) ConvertSToF 100
102: 7(fvec4) Load 90(f4)
103: 7(fvec4) CompositeConstruct 101 101 101 101
104: 7(fvec4) FAdd 102 103
Store 90(f4) 104
105: 7(fvec4) Load 90(f4)
ReturnValue 105
FunctionEnd FunctionEnd

21
Test/hlsl.nonstaticMemberFunction.frag
View File

@ -1,20 +1,33 @@
struct Test static float2 i = float2(1.0, 2.0);
struct type1
{ {
void setmem(float4 m) { memVar = m; }
void seti(int si) { i = si; }
float4 memVar; float4 memVar;
float4 memFun(float4 a) : SV_Position float4 memFun(float4 a) : SV_Position
{ {
return 2 * a; return i * a + memVar;
} }
int memFun(int a) : SV_Position int memFun(int a) : SV_Position
{ {
return 2 + a; return i + a - memVar.z;
} }
int i; int i;
}; };
static float2 j = i;
struct type2
{
float2 memFun() { return i; }
};
float4 main() : SV_Target0 float4 main() : SV_Target0
{ {
Test test; type1 test;
test.setmem(float4(2.0,2.0,2.0,2.0));
test.seti(17);
float4 f4 = float4(1.0,1.0,1.0,1.0); float4 f4 = float4(1.0,1.0,1.0,1.0);
f4 += test.memFun(float4(5.0f,5.0f,5.0f,5.0f)); f4 += test.memFun(float4(5.0f,5.0f,5.0f,5.0f));
f4 += test.memFun(7); f4 += test.memFun(7);

2
glslang/Include/revision.h
View File

@ -2,5 +2,5 @@
// For the version, it uses the latest git tag followed by the number of commits. // For the version, it uses the latest git tag followed by the number of commits.
// For the date, it uses the current date (when then script is run). // For the date, it uses the current date (when then script is run).
#define GLSLANG_REVISION "Overload400-PrecQual.1923" #define GLSLANG_REVISION "Overload400-PrecQual.1929"
#define GLSLANG_DATE "21-Mar-2017" #define GLSLANG_DATE "21-Mar-2017"

2
glslang/MachineIndependent/SymbolTable.cpp
View File

@ -300,6 +300,7 @@ TFunction::TFunction(const TFunction& copyOf) : TSymbol(copyOf)
defined = copyOf.defined; defined = copyOf.defined;
prototyped = copyOf.prototyped; prototyped = copyOf.prototyped;
implicitThis = copyOf.implicitThis; implicitThis = copyOf.implicitThis;
illegalImplicitThis = copyOf.illegalImplicitThis;
defaultParamCount = copyOf.defaultParamCount; defaultParamCount = copyOf.defaultParamCount;
} }
@ -324,6 +325,7 @@ TSymbolTableLevel* TSymbolTableLevel::clone() const
{ {
TSymbolTableLevel *symTableLevel = new TSymbolTableLevel(); TSymbolTableLevel *symTableLevel = new TSymbolTableLevel();
symTableLevel->anonId = anonId; symTableLevel->anonId = anonId;
symTableLevel->thisLevel = thisLevel;
std::vector<bool> containerCopied(anonId, false); std::vector<bool> containerCopied(anonId, false);
tLevel::const_iterator iter; tLevel::const_iterator iter;
for (iter = level.begin(); iter != level.end(); ++iter) { for (iter = level.begin(); iter != level.end(); ++iter) {

60
glslang/MachineIndependent/SymbolTable.h
View File

@ -219,12 +219,12 @@ public:
explicit TFunction(TOperator o) : explicit TFunction(TOperator o) :
TSymbol(0), TSymbol(0),
op(o), op(o),
defined(false), prototyped(false), implicitThis(false), defaultParamCount(0) { } defined(false), prototyped(false), implicitThis(false), illegalImplicitThis(false), defaultParamCount(0) { }
TFunction(const TString *name, const TType& retType, TOperator tOp = EOpNull) : TFunction(const TString *name, const TType& retType, TOperator tOp = EOpNull) :
TSymbol(name), TSymbol(name),
mangledName(*name + '('), mangledName(*name + '('),
op(tOp), op(tOp),
defined(false), prototyped(false), implicitThis(false), defaultParamCount(0) defined(false), prototyped(false), implicitThis(false), illegalImplicitThis(false), defaultParamCount(0)
{ {
returnType.shallowCopy(retType); returnType.shallowCopy(retType);
declaredBuiltIn = retType.getQualifier().builtIn; declaredBuiltIn = retType.getQualifier().builtIn;
@ -251,9 +251,9 @@ public:
// Install 'this' as the first parameter. // Install 'this' as the first parameter.
// 'this' is reflected in the list of parameters, but not the mangled name. // 'this' is reflected in the list of parameters, but not the mangled name.
virtual void addThisParameter(TType& type) virtual void addThisParameter(TType& type, const char* name)
{ {
TParameter p = { NewPoolTString("this"), new TType, nullptr }; TParameter p = { NewPoolTString(name), new TType, nullptr };
p.type->shallowCopy(type); p.type->shallowCopy(type);
parameters.insert(parameters.begin(), p); parameters.insert(parameters.begin(), p);
} }
@ -276,6 +276,8 @@ public:
virtual bool isPrototyped() const { return prototyped; } virtual bool isPrototyped() const { return prototyped; }
virtual void setImplicitThis() { assert(writable); implicitThis = true; } virtual void setImplicitThis() { assert(writable); implicitThis = true; }
virtual bool hasImplicitThis() const { return implicitThis; } virtual bool hasImplicitThis() const { return implicitThis; }
virtual void setIllegalImplicitThis() { assert(writable); illegalImplicitThis = true; }
virtual bool hasIllegalImplicitThis() const { return illegalImplicitThis; }
// Return total number of parameters // Return total number of parameters
virtual int getParamCount() const { return static_cast<int>(parameters.size()); } virtual int getParamCount() const { return static_cast<int>(parameters.size()); }
@ -302,7 +304,11 @@ protected:
TOperator op; TOperator op;
bool defined; bool defined;
bool prototyped; bool prototyped;
bool implicitThis; bool implicitThis; // True if this function is allowed to see all members of 'this'
bool illegalImplicitThis; // True if this function is not supposed to have access to dynamic members of 'this',
// even if it finds member variables in the symbol table.
// This is important for a static member function that has member variables in scope,
// but is not allowed to use them, or see hidden symbols instead.
int defaultParamCount; int defaultParamCount;
}; };
@ -350,7 +356,7 @@ protected:
class TSymbolTableLevel { class TSymbolTableLevel {
public: public:
POOL_ALLOCATOR_NEW_DELETE(GetThreadPoolAllocator()) POOL_ALLOCATOR_NEW_DELETE(GetThreadPoolAllocator())
TSymbolTableLevel() : defaultPrecision(0), anonId(0) { } TSymbolTableLevel() : defaultPrecision(0), anonId(0), thisLevel(false) { }
~TSymbolTableLevel(); ~TSymbolTableLevel();
bool insert(TSymbol& symbol, bool separateNameSpaces) bool insert(TSymbol& symbol, bool separateNameSpaces)
@ -508,6 +514,9 @@ public:
TSymbolTableLevel* clone() const; TSymbolTableLevel* clone() const;
void readOnly(); void readOnly();
void setThisLevel() { thisLevel = true; }
bool isThisLevel() const { return thisLevel; }
protected: protected:
explicit TSymbolTableLevel(TSymbolTableLevel&); explicit TSymbolTableLevel(TSymbolTableLevel&);
TSymbolTableLevel& operator=(TSymbolTableLevel&); TSymbolTableLevel& operator=(TSymbolTableLevel&);
@ -519,6 +528,8 @@ protected:
tLevel level; // named mappings tLevel level; // named mappings
TPrecisionQualifier *defaultPrecision; TPrecisionQualifier *defaultPrecision;
int anonId; int anonId;
bool thisLevel; // True if this level of the symbol table is a structure scope containing member function
// that are supposed to see anonymous access to member variables.
}; };
class TSymbolTable { class TSymbolTable {
@ -575,6 +586,20 @@ public:
table.push_back(new TSymbolTableLevel); table.push_back(new TSymbolTableLevel);
} }
// Make a new symbol-table level to represent the scope introduced by a structure
// containing member functions, such that the member functions can find anonymous
// references to member variables.
//
// 'thisSymbol' should have a name of "" to trigger anonymous structure-member
// symbol finds.
void pushThis(TSymbol& thisSymbol)
{
assert(thisSymbol.getName().size() == 0);
table.push_back(new TSymbolTableLevel);
table.back()->setThisLevel();
insert(thisSymbol);
}
void pop(TPrecisionQualifier *p) void pop(TPrecisionQualifier *p)
{ {
table[currentLevel()]->getPreviousDefaultPrecisions(p); table[currentLevel()]->getPreviousDefaultPrecisions(p);
@ -661,6 +686,8 @@ public:
} }
} }
// Normal find of a symbol, that can optionally say whether the symbol was found
// at a built-in level or the current top-scope level.
TSymbol* find(const TString& name, bool* builtIn = 0, bool *currentScope = 0) TSymbol* find(const TString& name, bool* builtIn = 0, bool *currentScope = 0)
{ {
int level = currentLevel(); int level = currentLevel();
@ -678,6 +705,27 @@ public:
return symbol; return symbol;
} }
// Find of a symbol that returns how many layers deep of nested
// structures-with-member-functions ('this' scopes) deep the symbol was
// found in.
TSymbol* find(const TString& name, int& thisDepth)
{
int level = currentLevel();
TSymbol* symbol;
thisDepth = 0;
do {
if (table[level]->isThisLevel())
++thisDepth;
symbol = table[level]->find(name);
--level;
} while (symbol == 0 && level >= 0);
if (! table[level + 1]->isThisLevel())
thisDepth = 0;
return symbol;
}
bool isFunctionNameVariable(const TString& name) const bool isFunctionNameVariable(const TString& name) const
{ {
if (separateNameSpaces) if (separateNameSpaces)

2
glslang/MachineIndependent/localintermediate.h
View File

@ -428,6 +428,8 @@ public:
return semanticNameSet.insert(name).first->c_str(); return semanticNameSet.insert(name).first->c_str();
} }
const char* const implicitThisName = "@this";
protected: protected:
TIntermSymbol* addSymbol(int Id, const TString&, const TType&, const TConstUnionArray&, TIntermTyped* subtree, const TSourceLoc&); TIntermSymbol* addSymbol(int Id, const TString&, const TType&, const TConstUnionArray&, TIntermTyped* subtree, const TSourceLoc&);
void error(TInfoSink& infoSink, const char*); void error(TInfoSink& infoSink, const char*);

6
hlsl/hlslGrammar.cpp
View File

@ -1842,12 +1842,13 @@ bool HlslGrammar::acceptStruct(TType& type, TIntermNode*& nodeList)
for (int b = 0; b < (int)functionDeclarators.size(); ++b) { for (int b = 0; b < (int)functionDeclarators.size(); ++b) {
// update signature // update signature
if (functionDeclarators[b].function->hasImplicitThis()) if (functionDeclarators[b].function->hasImplicitThis())
functionDeclarators[b].function->addThisParameter(type); functionDeclarators[b].function->addThisParameter(type, intermediate.implicitThisName);
} }
// All member functions get parsed inside the class/struct namespace and with the // All member functions get parsed inside the class/struct namespace and with the
// class/struct members in a symbol-table level. // class/struct members in a symbol-table level.
parseContext.pushNamespace(structName); parseContext.pushNamespace(structName);
parseContext.pushThisScope(type);
bool deferredSuccess = true; bool deferredSuccess = true;
for (int b = 0; b < (int)functionDeclarators.size() && deferredSuccess; ++b) { for (int b = 0; b < (int)functionDeclarators.size() && deferredSuccess; ++b) {
// parse body // parse body
@ -1856,6 +1857,7 @@ bool HlslGrammar::acceptStruct(TType& type, TIntermNode*& nodeList)
deferredSuccess = false; deferredSuccess = false;
popTokenStream(); popTokenStream();
} }
parseContext.popThisScope();
parseContext.popNamespace(); parseContext.popNamespace();
return deferredSuccess; return deferredSuccess;
@ -2075,6 +2077,8 @@ bool HlslGrammar::acceptMemberFunctionDefinition(TIntermNode*& nodeList, const T
declarator.function = new TFunction(functionName, type); declarator.function = new TFunction(functionName, type);
if (type.getQualifier().storage == EvqTemporary) if (type.getQualifier().storage == EvqTemporary)
declarator.function->setImplicitThis(); declarator.function->setImplicitThis();
else
declarator.function->setIllegalImplicitThis();
// function_parameters // function_parameters
if (acceptFunctionParameters(*declarator.function)) { if (acceptFunctionParameters(*declarator.function)) {

50
hlsl/hlslParseHelper.cpp
View File

@ -603,7 +603,8 @@ int HlslParseContext::getMatrixComponentsColumn(int rows, const TSwizzleSelector
// //
TIntermTyped* HlslParseContext::handleVariable(const TSourceLoc& loc, const TString* string) TIntermTyped* HlslParseContext::handleVariable(const TSourceLoc& loc, const TString* string)
{ {
TSymbol* symbol = symbolTable.find(*string); int thisDepth;
TSymbol* symbol = symbolTable.find(*string, thisDepth);
if (symbol && symbol->getAsVariable() && symbol->getAsVariable()->isUserType()) { if (symbol && symbol->getAsVariable() && symbol->getAsVariable()->isUserType()) {
error(loc, "expected symbol, not user-defined type", string->c_str(), ""); error(loc, "expected symbol, not user-defined type", string->c_str(), "");
return nullptr; return nullptr;
@ -613,14 +614,21 @@ TIntermTyped* HlslParseContext::handleVariable(const TSourceLoc& loc, const TStr
if (symbol && symbol->getNumExtensions()) if (symbol && symbol->getNumExtensions())
requireExtensions(loc, symbol->getNumExtensions(), symbol->getExtensions(), symbol->getName().c_str()); requireExtensions(loc, symbol->getNumExtensions(), symbol->getExtensions(), symbol->getName().c_str());
const TVariable* variable; const TVariable* variable = nullptr;
const TAnonMember* anon = symbol ? symbol->getAsAnonMember() : nullptr; const TAnonMember* anon = symbol ? symbol->getAsAnonMember() : nullptr;
TIntermTyped* node = nullptr; TIntermTyped* node = nullptr;
if (anon) { if (anon) {
// It was a member of an anonymous container. // It was a member of an anonymous container, which could be a 'this' structure.
// Create a subtree for its dereference. // Create a subtree for its dereference.
variable = anon->getAnonContainer().getAsVariable(); if (thisDepth > 0) {
variable = getImplicitThis(thisDepth);
if (variable == nullptr)
error(loc, "cannot access member variables (static member function?)", "this", "");
}
if (variable == nullptr)
variable = anon->getAnonContainer().getAsVariable();
TIntermTyped* container = intermediate.addSymbol(*variable, loc); TIntermTyped* container = intermediate.addSymbol(*variable, loc);
TIntermTyped* constNode = intermediate.addConstantUnion(anon->getMemberNumber(), loc); TIntermTyped* constNode = intermediate.addConstantUnion(anon->getMemberNumber(), loc);
node = intermediate.addIndex(EOpIndexDirectStruct, container, constNode, loc); node = intermediate.addIndex(EOpIndexDirectStruct, container, constNode, loc);
@ -1529,18 +1537,25 @@ TIntermAggregate* HlslParseContext::handleFunctionDefinition(const TSourceLoc& l
if (param.name != nullptr) { if (param.name != nullptr) {
TVariable *variable = new TVariable(param.name, *param.type); TVariable *variable = new TVariable(param.name, *param.type);
// Insert the parameters with name in the symbol table. if (i == 0 && function.hasImplicitThis()) {
if (! symbolTable.insert(*variable)) // 'this' members are already in a symbol-table level,
error(loc, "redefinition", variable->getName().c_str(), ""); // and we need to know what function parameter to map them to
else { symbolTable.makeInternalVariable(*variable);
// Add the parameter to the AST pushImplicitThis(variable);
paramNodes = intermediate.growAggregate(paramNodes, } else {
intermediate.addSymbol(*variable, loc), // Insert the parameters with name in the symbol table.
loc); if (! symbolTable.insert(*variable))
error(loc, "redefinition", variable->getName().c_str(), "");
} }
// Add the parameter to the AST
paramNodes = intermediate.growAggregate(paramNodes,
intermediate.addSymbol(*variable, loc),
loc);
} else } else
paramNodes = intermediate.growAggregate(paramNodes, intermediate.addSymbol(*param.type, loc), loc); paramNodes = intermediate.growAggregate(paramNodes, intermediate.addSymbol(*param.type, loc), loc);
} }
if (function.hasIllegalImplicitThis())
pushImplicitThis(nullptr);
intermediate.setAggregateOperator(paramNodes, EOpParameters, TType(EbtVoid), loc); intermediate.setAggregateOperator(paramNodes, EOpParameters, TType(EbtVoid), loc);
loopNestingLevel = 0; loopNestingLevel = 0;
@ -1826,6 +1841,8 @@ void HlslParseContext::handleFunctionBody(const TSourceLoc& loc, TFunction& func
node->getAsAggregate()->setName(function.getMangledName().c_str()); node->getAsAggregate()->setName(function.getMangledName().c_str());
popScope(); popScope();
if (function.hasImplicitThis())
popImplicitThis();
if (function.getType().getBasicType() != EbtVoid && ! functionReturnsValue) if (function.getType().getBasicType() != EbtVoid && ! functionReturnsValue)
error(loc, "function does not return a value:", "", function.getName().c_str()); error(loc, "function does not return a value:", "", function.getName().c_str());
@ -7087,6 +7104,15 @@ TIntermNode* HlslParseContext::addSwitch(const TSourceLoc& loc, TIntermTyped* ex
return switchNode; return switchNode;
} }
// Make a new symbol-table level that is made out of the members of a structure.
// This should be done as an anonymous struct (name is "") so that the symbol table
// finds the members with on explicit reference to a 'this' variable.
void HlslParseContext::pushThisScope(const TType& thisStruct)
{
TVariable& thisVariable = *new TVariable(NewPoolTString(""), thisStruct);
symbolTable.pushThis(thisVariable);
}
// Track levels of class/struct/namespace nesting with a prefix string using // Track levels of class/struct/namespace nesting with a prefix string using
// the type names separated by the scoping operator. E.g., two levels // the type names separated by the scoping operator. E.g., two levels
// would look like: // would look like:

10
hlsl/hlslParseHelper.h
View File

@ -160,6 +160,13 @@ public:
void pushScope() { symbolTable.push(); } void pushScope() { symbolTable.push(); }
void popScope() { symbolTable.pop(0); } void popScope() { symbolTable.pop(0); }
void pushThisScope(const TType&);
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 pushNamespace(const TString& name);
void popNamespace(); void popNamespace();
TString* getFullNamespaceName(const TString& localName) const; TString* getFullNamespaceName(const TString& localName) const;
@ -387,7 +394,8 @@ protected:
TString patchConstantFunctionName; // hull shader patch constant function name, from function level attribute. TString patchConstantFunctionName; // hull shader patch constant function name, from function level attribute.
TMap<TBuiltInVariable, TSymbol*> builtInLinkageSymbols; // used for tessellation, finding declared builtins TMap<TBuiltInVariable, TSymbol*> builtInLinkageSymbols; // used for tessellation, finding declared builtins
TVector<TString> currentTypePrefix; TVector<TString> currentTypePrefix; // current scoping prefix for nested structures
TVector<TVariable*> implicitThisStack; // currently active 'this' variables for nested structures
}; };
// This is the prefix we use for builtin methods to avoid namespace collisions with // This is the prefix we use for builtin methods to avoid namespace collisions with