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Fix PR6144. Reload GP before the emission of CALLSEQ_END to guarantee the right reload order

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94915 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bruno Cardoso Lopes
2010-01-30 18:32:07 +00:00
parent 5e194602a4
commit 3ed6f876c8
1 changed files with 5 additions and 5 deletions
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10
lib/Target/Mips/MipsISelLowering.cpp
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@ -834,11 +834,6 @@ MipsTargetLowering::LowerCall(SDValue Chain, SDValue Callee,
Chain = DAG.getNode(MipsISD::JmpLink, dl, NodeTys, &Ops[0], Ops.size()); Chain = DAG.getNode(MipsISD::JmpLink, dl, NodeTys, &Ops[0], Ops.size());
InFlag = Chain.getValue(1); InFlag = Chain.getValue(1);
// Create the CALLSEQ_END node.
Chain = DAG.getCALLSEQ_END(Chain, DAG.getIntPtrConstant(NumBytes, true),
DAG.getIntPtrConstant(0, true), InFlag);
InFlag = Chain.getValue(1);
// Create a stack location to hold GP when PIC is used. This stack // Create a stack location to hold GP when PIC is used. This stack
// location is used on function prologue to save GP and also after all // location is used on function prologue to save GP and also after all
// emited CALL's to restore GP. // emited CALL's to restore GP.
@ -868,6 +863,11 @@ MipsTargetLowering::LowerCall(SDValue Chain, SDValue Callee,
InFlag = Chain.getValue(1); InFlag = Chain.getValue(1);
} }
// Create the CALLSEQ_END node.
Chain = DAG.getCALLSEQ_END(Chain, DAG.getIntPtrConstant(NumBytes, true),
DAG.getIntPtrConstant(0, true), InFlag);
InFlag = Chain.getValue(1);
// Handle result values, copying them out of physregs into vregs that we // Handle result values, copying them out of physregs into vregs that we
// return. // return.
return LowerCallResult(Chain, InFlag, CallConv, isVarArg, return LowerCallResult(Chain, InFlag, CallConv, isVarArg,