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Lower stackmap intrinsics directly to their target opcode in the DAG builder.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193769 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick
2013-10-31 17:18:24 +00:00
parent 233012c25b
commit 2343e3b228
7 changed files with 246 additions and 12 deletions
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13
lib/CodeGen/SelectionDAG/TargetLowering.cpp
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@@ -64,6 +64,19 @@ bool TargetLowering::isInTailCallPosition(SelectionDAG &DAG, SDNode *Node,
return isUsedByReturnOnly(Node, Chain);
}
/// \brief Set CallLoweringInfo attribute flags based on a call instruction
/// and called function attributes.
void TargetLowering::ArgListEntry::setAttributes(ImmutableCallSite *CS,
unsigned AttrIdx) {
isSExt = CS->paramHasAttr(AttrIdx, Attribute::SExt);
isZExt = CS->paramHasAttr(AttrIdx, Attribute::ZExt);
isInReg = CS->paramHasAttr(AttrIdx, Attribute::InReg);
isSRet = CS->paramHasAttr(AttrIdx, Attribute::StructRet);
isNest = CS->paramHasAttr(AttrIdx, Attribute::Nest);
isByVal = CS->paramHasAttr(AttrIdx, Attribute::ByVal);
isReturned = CS->paramHasAttr(AttrIdx, Attribute::Returned);
Alignment = CS->getParamAlignment(AttrIdx);
}
/// Generate a libcall taking the given operands as arguments and returning a
/// result of type RetVT.