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Add more tests for r179925 to verify correct handling of signext/zeroext; strengthen condition check to require actual MVT::i32 virtual register types, just in case (no actual functionality change)

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180138 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Stephen Lin
2013-04-23 19:42:25 +00:00
parent a0840c4b82
commit 81fef0267b
2 changed files with 70 additions and 3 deletions
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9
lib/Target/ARM/ARMISelLowering.cpp
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@@ -1252,7 +1252,8 @@ ARMTargetLowering::LowerCallResult(SDValue Chain, SDValue InFlag,
// Pass 'this' value directly from the argument to return value, to avoid
// reg unit interference
if (i == 0 && isThisReturn) {
assert(!VA.needsCustom() && VA.getLocVT() == MVT::i32);
assert(!VA.needsCustom() && VA.getLocVT() == MVT::i32 &&
"unexpected return calling convention register assignment");
InVals.push_back(ThisVal);
continue;
}
@@ -1466,8 +1467,10 @@ ARMTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI,
StackPtr, MemOpChains, Flags);
}
} else if (VA.isRegLoc()) {
if (realArgIdx == 0 && Flags.isReturned() && VA.getLocVT() == MVT::i32) {
assert(!Ins.empty() && Ins[0].VT == Outs[0].VT &&
if (realArgIdx == 0 && Flags.isReturned() && Outs[0].VT == MVT::i32) {
assert(VA.getLocVT() == MVT::i32 &&
"unexpected calling convention register assignment");
assert(!Ins.empty() && Ins[0].VT == MVT::i32 &&
"unexpected use of 'returned'");
isThisReturn = true;
}