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SPV: Non-functional: modularize createInvocationsOperation() from the previous commit.

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This commit is contained in:
John Kessenich 2016-05-05 16:45:40 -06:00
parent 213d4be142
commit 91cef52f63
1 changed files with 31 additions and 27 deletions
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58
SPIRV/GlslangToSpv.cpp
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@ -142,6 +142,7 @@ protected:
spv::Id createConversion(glslang::TOperator op, spv::Decoration precision, spv::Id destTypeId, spv::Id operand);
spv::Id makeSmearedConstant(spv::Id constant, int vectorSize);
spv::Id createAtomicOperation(glslang::TOperator op, spv::Decoration precision, spv::Id typeId, std::vector<spv::Id>& operands, glslang::TBasicType typeProxy);
spv::Id createInvocationsOperation(glslang::TOperator, spv::Id typeId, spv::Id operand);
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::Id getSymbolId(const glslang::TIntermSymbol* node);
@ -3253,16 +3254,9 @@ spv::Id TGlslangToSpvTraverser::createUnaryOperation(glslang::TOperator op, spv:
break;
case glslang::EOpAnyInvocation:
builder.addCapability(spv::CapabilityGroups);
unaryOp = spv::OpGroupAny;
break;
case glslang::EOpAllInvocations:
builder.addCapability(spv::CapabilityGroups);
unaryOp = spv::OpGroupAll;
break;
case glslang::EOpAllInvocationsEqual:
builder.addCapability(spv::CapabilityGroups);
break;
return createInvocationsOperation(op, typeId, operand);
default:
return 0;
@ -3274,25 +3268,7 @@ spv::Id TGlslangToSpvTraverser::createUnaryOperation(glslang::TOperator op, spv:
args.push_back(operand);
id = builder.createBuiltinCall(typeId, stdBuiltins, libCall, args);
} else {
if (op == glslang::EOpAnyInvocation || op == glslang::EOpAllInvocations || op == glslang::EOpAllInvocationsEqual) {
std::vector<spv::Id> operands;
operands.push_back(builder.makeUintConstant(spv::ScopeSubgroup));
operands.push_back(operand);
if (op == glslang::EOpAnyInvocation || op == glslang::EOpAllInvocations)
id = builder.createOp(unaryOp, typeId, operands);
else if (op == glslang::EOpAllInvocationsEqual) {
spv::Id groupAll = builder.createOp(spv::OpGroupAll, typeId, operands);
spv::Id groupAny = builder.createOp(spv::OpGroupAny, typeId, operands);
id = builder.createBinOp(spv::OpLogicalOr,
typeId,
groupAll,
builder.createUnaryOp(spv::OpLogicalNot, typeId, groupAny));
}
}
else
id = builder.createUnaryOp(unaryOp, typeId, operand);
id = builder.createUnaryOp(unaryOp, typeId, operand);
}
return builder.setPrecision(id, precision);
@ -3592,6 +3568,34 @@ spv::Id TGlslangToSpvTraverser::createAtomicOperation(glslang::TOperator op, spv
return builder.createOp(opCode, typeId, spvAtomicOperands);
}
// Create group invocation operations.
spv::Id TGlslangToSpvTraverser::createInvocationsOperation(glslang::TOperator op, spv::Id typeId, spv::Id operand)
{
builder.addCapability(spv::CapabilityGroups);
std::vector<spv::Id> operands;
operands.push_back(builder.makeUintConstant(spv::ScopeSubgroup));
operands.push_back(operand);
switch (op) {
case glslang::EOpAnyInvocation:
case glslang::EOpAllInvocations:
return builder.createOp(op == glslang::EOpAnyInvocation ? spv::OpGroupAny : spv::OpGroupAll, typeId, operands);
case glslang::EOpAllInvocationsEqual:
{
spv::Id groupAll = builder.createOp(spv::OpGroupAll, typeId, operands);
spv::Id groupAny = builder.createOp(spv::OpGroupAny, typeId, operands);
return builder.createBinOp(spv::OpLogicalOr, typeId, groupAll,
builder.createUnaryOp(spv::OpLogicalNot, typeId, groupAny));
}
default:
logger->missingFunctionality("invocation operation");
return spv::NoResult;
}
}
spv::Id TGlslangToSpvTraverser::createMiscOperation(glslang::TOperator op, spv::Decoration precision, spv::Id typeId, std::vector<spv::Id>& operands, glslang::TBasicType typeProxy)
{
bool isUnsigned = typeProxy == glslang::EbtUint || typeProxy == glslang::EbtUint64;