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Implement SPV_GOOGLE_hlsl_functionality1.

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Enabled via -fhlsl_functionality1
This commit is contained in:
John Kessenich
2018-03-07 18:05:55 -07:00
parent cd23a47566
commit 5d610ee1dc
16 changed files with 402 additions and 150 deletions
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266
SPIRV/GlslangToSpv.cpp
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@@ -126,6 +126,9 @@ public:
void dumpSpv(std::vector<unsigned int>& out);
protected:
TGlslangToSpvTraverser(TGlslangToSpvTraverser&);
TGlslangToSpvTraverser& operator=(TGlslangToSpvTraverser&);
spv::Decoration TranslateInterpolationDecoration(const glslang::TQualifier& qualifier);
spv::Decoration TranslateAuxiliaryStorageDecoration(const glslang::TQualifier& qualifier);
spv::BuiltIn TranslateBuiltInDecoration(glslang::TBuiltInVariable, bool memberDeclaration);
@@ -153,7 +156,8 @@ protected:
glslang::TLayoutPacking getExplicitLayout(const glslang::TType& type) const;
int getArrayStride(const glslang::TType& arrayType, glslang::TLayoutPacking, glslang::TLayoutMatrix);
int getMatrixStride(const glslang::TType& matrixType, glslang::TLayoutPacking, glslang::TLayoutMatrix);
void updateMemberOffset(const glslang::TType& structType, const glslang::TType& memberType, int& currentOffset, int& nextOffset, glslang::TLayoutPacking, glslang::TLayoutMatrix);
void updateMemberOffset(const glslang::TType& structType, const glslang::TType& memberType, int& currentOffset,
int& nextOffset, glslang::TLayoutPacking, glslang::TLayoutMatrix);
void declareUseOfStructMember(const glslang::TTypeList& members, int glslangMember);
bool isShaderEntryPoint(const glslang::TIntermAggregate* node);
@@ -182,10 +186,6 @@ protected:
spv::Id createMiscOperation(glslang::TOperator op, spv::Decoration precision, spv::Id typeId, std::vector<spv::Id>& operands, glslang::TBasicType typeProxy);
spv::Id createNoArgOperation(glslang::TOperator op, spv::Decoration precision, spv::Id typeId);
spv::Id getSymbolId(const glslang::TIntermSymbol* node);
void addDecoration(spv::Id id, spv::Decoration dec);
void addDecoration(spv::Id id, spv::Decoration dec, unsigned value);
void addMemberDecoration(spv::Id id, int member, spv::Decoration dec);
void addMemberDecoration(spv::Id id, int member, spv::Decoration dec, unsigned value);
spv::Id createSpvConstant(const glslang::TIntermTyped&);
spv::Id createSpvConstantFromConstUnionArray(const glslang::TType& type, const glslang::TConstUnionArray&, int& nextConst, bool specConstant);
bool isTrivialLeaf(const glslang::TIntermTyped* node);
@@ -222,8 +222,10 @@ protected:
std::unordered_set<int> rValueParameters; // set of formal function parameters passed as rValues, rather than a pointer
std::unordered_map<std::string, spv::Function*> functionMap;
std::unordered_map<const glslang::TTypeList*, spv::Id> structMap[glslang::ElpCount][glslang::ElmCount];
std::unordered_map<const glslang::TTypeList*, std::vector<int> > memberRemapper; // for mapping glslang block indices to spv indices (e.g., due to hidden members)
// for mapping glslang block indices to spv indices (e.g., due to hidden members):
std::unordered_map<const glslang::TTypeList*, std::vector<int> > memberRemapper;
std::stack<bool> breakForLoop; // false means break for switch
std::unordered_map<std::string, const glslang::TIntermSymbol*> counterOriginator;
};
//
@@ -1195,6 +1197,36 @@ void TGlslangToSpvTraverser::visitSymbol(glslang::TIntermSymbol* symbol)
else
builder.setAccessChainLValue(id);
}
// Process linkage-only nodes for any special additional interface work.
if (linkageOnly) {
if (glslangIntermediate->getHlslFunctionality1()) {
// Map implicit counter buffers to their originating buffers, which should have been
// seen by now, given earlier pruning of unused counters, and preservation of order
// of declaration.
if (symbol->getType().getQualifier().isUniformOrBuffer()) {
if (!glslangIntermediate->hasCounterBufferName(symbol->getName())) {
// Save possible originating buffers for counter buffers, keyed by
// making the potential counter-buffer name.
std::string keyName = symbol->getName().c_str();
keyName = glslangIntermediate->addCounterBufferName(keyName);
counterOriginator[keyName] = symbol;
} else {
// Handle a counter buffer, by finding the saved originating buffer.
std::string keyName = symbol->getName().c_str();
auto it = counterOriginator.find(keyName);
if (it != counterOriginator.end()) {
id = getSymbolId(it->second);
if (id != spv::NoResult) {
spv::Id counterId = getSymbolId(symbol);
if (counterId != spv::NoResult)
builder.addDecorationId(id, spv::DecorationHlslCounterBufferGOOGLE, counterId);
}
}
}
}
}
}
}
bool TGlslangToSpvTraverser::visitBinary(glslang::TVisit /* visit */, glslang::TIntermBinary* node)
@@ -2709,89 +2741,102 @@ void TGlslangToSpvTraverser::decorateStructType(const glslang::TType& type,
InheritQualifiers(memberQualifier, qualifier);
// using -1 above to indicate a hidden member
if (member >= 0) {
builder.addMemberName(spvType, member, glslangMember.getFieldName().c_str());
addMemberDecoration(spvType, member, TranslateLayoutDecoration(glslangMember, memberQualifier.layoutMatrix));
addMemberDecoration(spvType, member, TranslatePrecisionDecoration(glslangMember));
// Add interpolation and auxiliary storage decorations only to top-level members of Input and Output storage classes
if (type.getQualifier().storage == glslang::EvqVaryingIn ||
type.getQualifier().storage == glslang::EvqVaryingOut) {
if (type.getBasicType() == glslang::EbtBlock ||
glslangIntermediate->getSource() == glslang::EShSourceHlsl) {
addMemberDecoration(spvType, member, TranslateInterpolationDecoration(memberQualifier));
addMemberDecoration(spvType, member, TranslateAuxiliaryStorageDecoration(memberQualifier));
}
if (member < 0)
continue;
builder.addMemberName(spvType, member, glslangMember.getFieldName().c_str());
builder.addMemberDecoration(spvType, member,
TranslateLayoutDecoration(glslangMember, memberQualifier.layoutMatrix));
builder.addMemberDecoration(spvType, member, TranslatePrecisionDecoration(glslangMember));
// Add interpolation and auxiliary storage decorations only to
// top-level members of Input and Output storage classes
if (type.getQualifier().storage == glslang::EvqVaryingIn ||
type.getQualifier().storage == glslang::EvqVaryingOut) {
if (type.getBasicType() == glslang::EbtBlock ||
glslangIntermediate->getSource() == glslang::EShSourceHlsl) {
builder.addMemberDecoration(spvType, member, TranslateInterpolationDecoration(memberQualifier));
builder.addMemberDecoration(spvType, member, TranslateAuxiliaryStorageDecoration(memberQualifier));
}
addMemberDecoration(spvType, member, TranslateInvariantDecoration(memberQualifier));
}
builder.addMemberDecoration(spvType, member, TranslateInvariantDecoration(memberQualifier));
if (type.getBasicType() == glslang::EbtBlock &&
qualifier.storage == glslang::EvqBuffer) {
// Add memory decorations only to top-level members of shader storage block
std::vector<spv::Decoration> memory;
TranslateMemoryDecoration(memberQualifier, memory);
for (unsigned int i = 0; i < memory.size(); ++i)
addMemberDecoration(spvType, member, memory[i]);
}
if (type.getBasicType() == glslang::EbtBlock &&
qualifier.storage == glslang::EvqBuffer) {
// Add memory decorations only to top-level members of shader storage block
std::vector<spv::Decoration> memory;
TranslateMemoryDecoration(memberQualifier, memory);
for (unsigned int i = 0; i < memory.size(); ++i)
builder.addMemberDecoration(spvType, member, memory[i]);
}
// Location assignment was already completed correctly by the front end,
// just track whether a member needs to be decorated.
// Ignore member locations if the container is an array, as that's
// ill-specified and decisions have been made to not allow this.
if (! type.isArray() && memberQualifier.hasLocation())
builder.addMemberDecoration(spvType, member, spv::DecorationLocation, memberQualifier.layoutLocation);
// Location assignment was already completed correctly by the front end,
// just track whether a member needs to be decorated.
// Ignore member locations if the container is an array, as that's
// ill-specified and decisions have been made to not allow this.
if (! type.isArray() && memberQualifier.hasLocation())
builder.addMemberDecoration(spvType, member, spv::DecorationLocation, memberQualifier.layoutLocation);
if (qualifier.hasLocation()) // track for upcoming inheritance
locationOffset += glslangIntermediate->computeTypeLocationSize(
glslangMember, glslangIntermediate->getStage());
if (qualifier.hasLocation()) // track for upcoming inheritance
locationOffset += glslangIntermediate->computeTypeLocationSize(
glslangMember, glslangIntermediate->getStage());
// component, XFB, others
if (glslangMember.getQualifier().hasComponent())
builder.addMemberDecoration(spvType, member, spv::DecorationComponent, glslangMember.getQualifier().layoutComponent);
if (glslangMember.getQualifier().hasXfbOffset())
builder.addMemberDecoration(spvType, member, spv::DecorationOffset, glslangMember.getQualifier().layoutXfbOffset);
else if (explicitLayout != glslang::ElpNone) {
// figure out what to do with offset, which is accumulating
int nextOffset;
updateMemberOffset(type, glslangMember, offset, nextOffset, explicitLayout, memberQualifier.layoutMatrix);
if (offset >= 0)
builder.addMemberDecoration(spvType, member, spv::DecorationOffset, offset);
offset = nextOffset;
}
// component, XFB, others
if (glslangMember.getQualifier().hasComponent())
builder.addMemberDecoration(spvType, member, spv::DecorationComponent,
glslangMember.getQualifier().layoutComponent);
if (glslangMember.getQualifier().hasXfbOffset())
builder.addMemberDecoration(spvType, member, spv::DecorationOffset,
glslangMember.getQualifier().layoutXfbOffset);
else if (explicitLayout != glslang::ElpNone) {
// figure out what to do with offset, which is accumulating
int nextOffset;
updateMemberOffset(type, glslangMember, offset, nextOffset, explicitLayout, memberQualifier.layoutMatrix);
if (offset >= 0)
builder.addMemberDecoration(spvType, member, spv::DecorationOffset, offset);
offset = nextOffset;
}
if (glslangMember.isMatrix() && explicitLayout != glslang::ElpNone)
builder.addMemberDecoration(spvType, member, spv::DecorationMatrixStride, getMatrixStride(glslangMember, explicitLayout, memberQualifier.layoutMatrix));
if (glslangMember.isMatrix() && explicitLayout != glslang::ElpNone)
builder.addMemberDecoration(spvType, member, spv::DecorationMatrixStride,
getMatrixStride(glslangMember, explicitLayout, memberQualifier.layoutMatrix));
// built-in variable decorations
spv::BuiltIn builtIn = TranslateBuiltInDecoration(glslangMember.getQualifier().builtIn, true);
if (builtIn != spv::BuiltInMax)
addMemberDecoration(spvType, member, spv::DecorationBuiltIn, (int)builtIn);
// built-in variable decorations
spv::BuiltIn builtIn = TranslateBuiltInDecoration(glslangMember.getQualifier().builtIn, true);
if (builtIn != spv::BuiltInMax)
builder.addMemberDecoration(spvType, member, spv::DecorationBuiltIn, (int)builtIn);
#ifdef NV_EXTENSIONS
if (builtIn == spv::BuiltInLayer) {
// SPV_NV_viewport_array2 extension
if (glslangMember.getQualifier().layoutViewportRelative){
addMemberDecoration(spvType, member, (spv::Decoration)spv::DecorationViewportRelativeNV);
builder.addCapability(spv::CapabilityShaderViewportMaskNV);
builder.addExtension(spv::E_SPV_NV_viewport_array2);
}
if (glslangMember.getQualifier().layoutSecondaryViewportRelativeOffset != -2048){
addMemberDecoration(spvType, member, (spv::Decoration)spv::DecorationSecondaryViewportRelativeNV, glslangMember.getQualifier().layoutSecondaryViewportRelativeOffset);
builder.addCapability(spv::CapabilityShaderStereoViewNV);
builder.addExtension(spv::E_SPV_NV_stereo_view_rendering);
}
if (builtIn == spv::BuiltInLayer) {
// SPV_NV_viewport_array2 extension
if (glslangMember.getQualifier().layoutViewportRelative){
builder.addMemberDecoration(spvType, member, (spv::Decoration)spv::DecorationViewportRelativeNV);
builder.addCapability(spv::CapabilityShaderViewportMaskNV);
builder.addExtension(spv::E_SPV_NV_viewport_array2);
}
if (glslangMember.getQualifier().layoutPassthrough) {
addMemberDecoration(spvType, member, (spv::Decoration)spv::DecorationPassthroughNV);
builder.addCapability(spv::CapabilityGeometryShaderPassthroughNV);
builder.addExtension(spv::E_SPV_NV_geometry_shader_passthrough);
if (glslangMember.getQualifier().layoutSecondaryViewportRelativeOffset != -2048){
builder.addMemberDecoration(spvType, member,
(spv::Decoration)spv::DecorationSecondaryViewportRelativeNV,
glslangMember.getQualifier().layoutSecondaryViewportRelativeOffset);
builder.addCapability(spv::CapabilityShaderStereoViewNV);
builder.addExtension(spv::E_SPV_NV_stereo_view_rendering);
}
}
if (glslangMember.getQualifier().layoutPassthrough) {
builder.addMemberDecoration(spvType, member, (spv::Decoration)spv::DecorationPassthroughNV);
builder.addCapability(spv::CapabilityGeometryShaderPassthroughNV);
builder.addExtension(spv::E_SPV_NV_geometry_shader_passthrough);
}
#endif
if (glslangIntermediate->getHlslFunctionality1() && memberQualifier.semanticName != nullptr) {
builder.addExtension("SPV_GOOGLE_hlsl_functionality1");
builder.addMemberDecoration(spvType, member, (spv::Decoration)spv::DecorationHlslSemanticGOOGLE,
memberQualifier.semanticName);
}
}
// Decorate the structure
addDecoration(spvType, TranslateLayoutDecoration(type, qualifier.layoutMatrix));
addDecoration(spvType, TranslateBlockDecoration(type, glslangIntermediate->usingStorageBuffer()));
builder.addDecoration(spvType, TranslateLayoutDecoration(type, qualifier.layoutMatrix));
builder.addDecoration(spvType, TranslateBlockDecoration(type, glslangIntermediate->usingStorageBuffer()));
if (type.getQualifier().hasStream() && glslangIntermediate->isMultiStream()) {
builder.addCapability(spv::CapabilityGeometryStreams);
builder.addDecoration(spvType, spv::DecorationStream, type.getQualifier().layoutStream);
@@ -4037,7 +4082,7 @@ spv::Id TGlslangToSpvTraverser::createBinaryOperation(glslang::TOperator op, spv
builder.promoteScalar(precision, left, right);
spv::Id result = builder.createBinOp(binOp, typeId, left, right);
addDecoration(result, noContraction);
builder.addDecoration(result, noContraction);
return builder.setPrecision(result, precision);
}
@@ -4107,7 +4152,7 @@ spv::Id TGlslangToSpvTraverser::createBinaryOperation(glslang::TOperator op, spv
if (binOp != spv::OpNop) {
spv::Id result = builder.createBinOp(binOp, typeId, left, right);
addDecoration(result, noContraction);
builder.addDecoration(result, noContraction);
return builder.setPrecision(result, precision);
}
@@ -4167,7 +4212,7 @@ spv::Id TGlslangToSpvTraverser::createBinaryMatrixOperation(spv::Op op, spv::Dec
if (firstClass) {
spv::Id result = builder.createBinOp(op, typeId, left, right);
addDecoration(result, noContraction);
builder.addDecoration(result, noContraction);
return builder.setPrecision(result, precision);
}
@@ -4206,7 +4251,7 @@ spv::Id TGlslangToSpvTraverser::createBinaryMatrixOperation(spv::Op op, spv::Dec
spv::Id leftVec = leftMat ? builder.createCompositeExtract( left, vecType, indexes) : smearVec;
spv::Id rightVec = rightMat ? builder.createCompositeExtract(right, vecType, indexes) : smearVec;
spv::Id result = builder.createBinOp(op, vecType, leftVec, rightVec);
addDecoration(result, noContraction);
builder.addDecoration(result, noContraction);
results.push_back(builder.setPrecision(result, precision));
}
@@ -4611,7 +4656,7 @@ spv::Id TGlslangToSpvTraverser::createUnaryOperation(glslang::TOperator op, spv:
id = builder.createUnaryOp(unaryOp, typeId, operand);
}
addDecoration(id, noContraction);
builder.addDecoration(id, noContraction);
return builder.setPrecision(id, precision);
}
@@ -4638,7 +4683,7 @@ spv::Id TGlslangToSpvTraverser::createUnaryMatrixOperation(spv::Op op, spv::Deco
indexes.push_back(c);
spv::Id srcVec = builder.createCompositeExtract(operand, srcVecType, indexes);
spv::Id destVec = builder.createUnaryOp(op, destVecType, srcVec);
addDecoration(destVec, noContraction);
builder.addDecoration(destVec, noContraction);
results.push_back(builder.setPrecision(destVec, precision));
}
@@ -6147,11 +6192,11 @@ spv::Id TGlslangToSpvTraverser::getSymbolId(const glslang::TIntermSymbol* symbol
symbolValues[symbol->getId()] = id;
if (symbol->getBasicType() != glslang::EbtBlock) {
addDecoration(id, TranslatePrecisionDecoration(symbol->getType()));
addDecoration(id, TranslateInterpolationDecoration(symbol->getType().getQualifier()));
addDecoration(id, TranslateAuxiliaryStorageDecoration(symbol->getType().getQualifier()));
builder.addDecoration(id, TranslatePrecisionDecoration(symbol->getType()));
builder.addDecoration(id, TranslateInterpolationDecoration(symbol->getType().getQualifier()));
builder.addDecoration(id, TranslateAuxiliaryStorageDecoration(symbol->getType().getQualifier()));
if (symbol->getType().getQualifier().hasSpecConstantId())
addDecoration(id, spv::DecorationSpecId, symbol->getType().getQualifier().layoutSpecConstantId);
builder.addDecoration(id, spv::DecorationSpecId, symbol->getType().getQualifier().layoutSpecConstantId);
if (symbol->getQualifier().hasIndex())
builder.addDecoration(id, spv::DecorationIndex, symbol->getQualifier().layoutIndex);
if (symbol->getQualifier().hasComponent())
@@ -6163,7 +6208,7 @@ spv::Id TGlslangToSpvTraverser::getSymbolId(const glslang::TIntermSymbol* symbol
if (symbol->getQualifier().hasLocation())
builder.addDecoration(id, spv::DecorationLocation, symbol->getQualifier().layoutLocation);
addDecoration(id, TranslateInvariantDecoration(symbol->getType().getQualifier()));
builder.addDecoration(id, TranslateInvariantDecoration(symbol->getType().getQualifier()));
if (symbol->getQualifier().hasStream() && glslangIntermediate->isMultiStream()) {
builder.addCapability(spv::CapabilityGeometryStreams);
builder.addDecoration(id, spv::DecorationStream, symbol->getQualifier().layoutStream);
@@ -6196,13 +6241,13 @@ spv::Id TGlslangToSpvTraverser::getSymbolId(const glslang::TIntermSymbol* symbol
std::vector<spv::Decoration> memory;
TranslateMemoryDecoration(symbol->getType().getQualifier(), memory);
for (unsigned int i = 0; i < memory.size(); ++i)
addDecoration(id, memory[i]);
builder.addDecoration(id, memory[i]);
}
// built-in variable decorations
spv::BuiltIn builtIn = TranslateBuiltInDecoration(symbol->getQualifier().builtIn, false);
if (builtIn != spv::BuiltInMax)
addDecoration(id, spv::DecorationBuiltIn, (int)builtIn);
builder.addDecoration(id, spv::DecorationBuiltIn, (int)builtIn);
#ifdef NV_EXTENSIONS
if (builtIn == spv::BuiltInSampleMask) {
@@ -6212,7 +6257,7 @@ spv::Id TGlslangToSpvTraverser::getSymbolId(const glslang::TIntermSymbol* symbol
decoration = (spv::Decoration)spv::DecorationOverrideCoverageNV;
else
decoration = (spv::Decoration)spv::DecorationMax;
addDecoration(id, decoration);
builder.addDecoration(id, decoration);
if (decoration != spv::DecorationMax) {
builder.addExtension(spv::E_SPV_NV_sample_mask_override_coverage);
}
@@ -6220,55 +6265,34 @@ spv::Id TGlslangToSpvTraverser::getSymbolId(const glslang::TIntermSymbol* symbol
else if (builtIn == spv::BuiltInLayer) {
// SPV_NV_viewport_array2 extension
if (symbol->getQualifier().layoutViewportRelative) {
addDecoration(id, (spv::Decoration)spv::DecorationViewportRelativeNV);
builder.addDecoration(id, (spv::Decoration)spv::DecorationViewportRelativeNV);
builder.addCapability(spv::CapabilityShaderViewportMaskNV);
builder.addExtension(spv::E_SPV_NV_viewport_array2);
}
if (symbol->getQualifier().layoutSecondaryViewportRelativeOffset != -2048) {
addDecoration(id, (spv::Decoration)spv::DecorationSecondaryViewportRelativeNV, symbol->getQualifier().layoutSecondaryViewportRelativeOffset);
builder.addDecoration(id, (spv::Decoration)spv::DecorationSecondaryViewportRelativeNV,
symbol->getQualifier().layoutSecondaryViewportRelativeOffset);
builder.addCapability(spv::CapabilityShaderStereoViewNV);
builder.addExtension(spv::E_SPV_NV_stereo_view_rendering);
}
}
if (symbol->getQualifier().layoutPassthrough) {
addDecoration(id, spv::DecorationPassthroughNV);
builder.addDecoration(id, spv::DecorationPassthroughNV);
builder.addCapability(spv::CapabilityGeometryShaderPassthroughNV);
builder.addExtension(spv::E_SPV_NV_geometry_shader_passthrough);
}
#endif
if (glslangIntermediate->getHlslFunctionality1() && symbol->getType().getQualifier().semanticName != nullptr) {
builder.addExtension("SPV_GOOGLE_hlsl_functionality1");
builder.addDecoration(id, (spv::Decoration)spv::DecorationHlslSemanticGOOGLE,
symbol->getType().getQualifier().semanticName);
}
return id;
}
// If 'dec' is valid, add no-operand decoration to an object
void TGlslangToSpvTraverser::addDecoration(spv::Id id, spv::Decoration dec)
{
if (dec != spv::DecorationMax)
builder.addDecoration(id, dec);
}
// If 'dec' is valid, add a one-operand decoration to an object
void TGlslangToSpvTraverser::addDecoration(spv::Id id, spv::Decoration dec, unsigned value)
{
if (dec != spv::DecorationMax)
builder.addDecoration(id, dec, value);
}
// If 'dec' is valid, add a no-operand decoration to a struct member
void TGlslangToSpvTraverser::addMemberDecoration(spv::Id id, int member, spv::Decoration dec)
{
if (dec != spv::DecorationMax)
builder.addMemberDecoration(id, (unsigned)member, dec);
}
// If 'dec' is valid, add a one-operand decoration to a struct member
void TGlslangToSpvTraverser::addMemberDecoration(spv::Id id, int member, spv::Decoration dec, unsigned value)
{
if (dec != spv::DecorationMax)
builder.addMemberDecoration(id, (unsigned)member, dec, value);
}
// Make a full tree of instructions to build a SPIR-V specialization constant,
// or regular constant if possible.
//
@@ -6301,8 +6325,10 @@ spv::Id TGlslangToSpvTraverser::createSpvConstant(const glslang::TIntermTyped& n
for (int dim = 0; dim < 3; ++dim) {
bool specConst = (glslangIntermediate->getLocalSizeSpecId(dim) != glslang::TQualifier::layoutNotSet);
dimConstId.push_back(builder.makeUintConstant(glslangIntermediate->getLocalSize(dim), specConst));
if (specConst)
addDecoration(dimConstId.back(), spv::DecorationSpecId, glslangIntermediate->getLocalSizeSpecId(dim));
if (specConst) {
builder.addDecoration(dimConstId.back(), spv::DecorationSpecId,
glslangIntermediate->getLocalSizeSpecId(dim));
}
}
return builder.makeCompositeConstant(builder.makeVectorType(builder.makeUintType(32), 3), dimConstId, true);
}