Make library calls sensitive to regparm module flag (Fixes PR3997).
Reviewers: mkuper, rnk
Subscribers: mehdi_amini, jyknight, aemerson, llvm-commits, rengolin
Differential Revision: https://reviews.llvm.org/D27050
llvm-svn: 298179
diff --git a/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp b/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp
index fcd77a8..7a075f9 100644
--- a/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/FastISel.cpp
@@ -119,21 +119,6 @@
"target-specific selector");
STATISTIC(NumFastIselDead, "Number of dead insts removed on failure");
-void FastISel::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);
- IsInAlloca = CS->paramHasAttr(AttrIdx, Attribute::InAlloca);
- IsReturned = CS->paramHasAttr(AttrIdx, Attribute::Returned);
- IsSwiftSelf = CS->paramHasAttr(AttrIdx, Attribute::SwiftSelf);
- IsSwiftError = CS->paramHasAttr(AttrIdx, Attribute::SwiftError);
- Alignment = CS->getParamAlignment(AttrIdx);
-}
-
/// Set the current block to which generated machine instructions will be
/// appended, and clear the local CSE map.
void FastISel::startNewBlock() {
@@ -929,6 +914,7 @@
Entry.setAttributes(&CS, ArgI + 1);
Args.push_back(Entry);
}
+ TLI.markLibCallAttributes(MF, CS.getCallingConv(), Args);
CallLoweringInfo CLI;
CLI.setCallee(RetTy, FTy, Symbol, std::move(Args), CS, NumArgs);