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Remove redundant foldMemoryOperand variants and other code clean up.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44517 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2007-12-02 08:30:39 +00:00
parent 0465fb5663
commit aee4af68ae
19 changed files with 171 additions and 257 deletions
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4
lib/CodeGen/RegAllocBigBlock.cpp
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@@ -520,7 +520,9 @@ MachineInstr *RABigBlock::reloadVirtReg(MachineBasicBlock &MBB, MachineInstr *MI
assignVirtToPhysReg(VirtReg, PhysReg);
} else { // no free registers available.
// try to fold the spill into the instruction
if(MachineInstr* FMI = RegInfo->foldMemoryOperand(MI, OpNum, FrameIndex)) {
SmallVector<unsigned, 2> Ops;
Ops.push_back(OpNum);
if(MachineInstr* FMI = RegInfo->foldMemoryOperand(MI, Ops, FrameIndex)) {
++NumFolded;
// Since we changed the address of MI, make sure to update live variables
// to know that the new instruction has the properties of the old one.