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Big bug fix: getUsableUniRegAtMI needed to return values in arguments

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but did not pass the arguments by reference!

llvm-svn: 1906
This commit is contained in:
Vikram S. Adve 2002-03-18 03:37:19 +00:00
parent 855ed3d941
commit 8553fc5d21
1 changed files with 3 additions and 3 deletions
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6
lib/CodeGen/RegAlloc/PhyRegAlloc.cpp
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@ -453,7 +453,7 @@ void PhyRegAlloc::updateMachineCode()
unsigned Opcode = MInst->getOpCode();
// do not process Phis
if (TM.getInstrInfo().isPhi(Opcode))
if (TM.getInstrInfo().isDummyPhiInstr(Opcode))
continue;
// Now insert speical instructions (if necessary) for call/return
@ -741,8 +741,8 @@ int PhyRegAlloc::getUsableUniRegAtMI(RegClass *RC,
const int RegType,
const MachineInstr *MInst,
const ValueSet *LVSetBef,
MachineInstr *MIBef,
MachineInstr *MIAft) {
MachineInstr *&MIBef,
MachineInstr *&MIAft) {
int RegU = getUnusedUniRegAtMI(RC, MInst, LVSetBef);