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Remove some code that doesn't appear to do anything. All the ARM call 

instructions already have implicit defs of LR.  The comment suggests that
this is intended to fix something like pr6111, but it doesn't really do
that either.

llvm-svn: 108186
This commit is contained in:
Bob Wilson 2010-07-12 20:22:45 +00:00
parent 80be44a2ac
commit 8a2bdc8231
1 changed files with 0 additions and 5 deletions
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5
llvm/lib/Target/ARM/ARMISelLowering.cpp
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@ -1284,11 +1284,6 @@ ARMTargetLowering::LowerCall(SDValue Chain, SDValue Callee,
? (isLocalARMFunc ? ARMISD::CALL_PRED : ARMISD::CALL)
: ARMISD::CALL_NOLINK;
}
if (CallOpc == ARMISD::CALL_NOLINK && !Subtarget->isThumb1Only()) {
// implicit def LR - LR mustn't be allocated as GRP:$dst of CALL_NOLINK
Chain = DAG.getCopyToReg(Chain, dl, ARM::LR, DAG.getUNDEF(MVT::i32),InFlag);
InFlag = Chain.getValue(1);
}
std::vector<SDValue> Ops;
Ops.push_back(Chain);