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Sign-extend 32-bit integer arguments when they are passed in 64-bit registers, 

which is what N32/64 does.

llvm-svn: 148875
This commit is contained in:
Akira Hatanaka 2012-01-24 23:18:43 +00:00
parent 946b7b5bc8
commit d7970f9e4b
1 changed files with 4 additions and 1 deletions
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5
llvm/lib/Target/Mips/MipsISelLowering.cpp
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@ -2299,7 +2299,10 @@ MipsTargetLowering::LowerCall(SDValue InChain, SDValue Callee,
Arg = DAG.getNode(ISD::ZERO_EXTEND, dl, LocVT, Arg);
break;
case CCValAssign::AExt:
Arg = DAG.getNode(ISD::ANY_EXTEND, dl, LocVT, Arg);
if (ValVT == MVT::i32)
Arg = DAG.getNode(ISD::SIGN_EXTEND, dl, LocVT, Arg);
else
Arg = DAG.getNode(ISD::ANY_EXTEND, dl, LocVT, Arg);
break;
}