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 00e3847fc8
commit 0d04fc2918

View File

@ -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;
}