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SPV 1.4: Implement the 5 new loop controls.

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This commit is contained in:
John Kessenich 2019-01-12 17:31:41 +07:00
parent 0c1e71a123
commit 1f4d04687b
12 changed files with 312 additions and 35 deletions
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6
SPIRV/SpvBuilder.cpp
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@ -2956,14 +2956,14 @@ void Builder::createSelectionMerge(Block* mergeBlock, unsigned int control)
}
void Builder::createLoopMerge(Block* mergeBlock, Block* continueBlock, unsigned int control,
unsigned int dependencyLength)
const std::vector<unsigned int>& operands)
{
Instruction* merge = new Instruction(OpLoopMerge);
merge->addIdOperand(mergeBlock->getId());
merge->addIdOperand(continueBlock->getId());
merge->addImmediateOperand(control);
if ((control & LoopControlDependencyLengthMask) != 0)
merge->addImmediateOperand(dependencyLength);
for (int op = 0; op < (int)operands.size(); ++op)
merge->addImmediateOperand(operands[op]);
buildPoint->addInstruction(std::unique_ptr<Instruction>(merge));
}