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Add ARM heuristic for when to allocate a virtual base register for stack

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access. rdar://8277890&7352504

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111968 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach
2010-08-24 21:19:33 +00:00
parent 6d8f1a9a18
commit 3197380143
4 changed files with 48 additions and 10 deletions
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lib/CodeGen/LocalStackSlotAllocation.cpp
+1 -1
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@@ -250,7 +250,7 @@ bool LocalStackSlotPass::insertFrameReferenceRegisters(MachineFunction &Fn) {
continue;
DEBUG(dbgs() << "Considering: " << *MI);
if (TRI->needsFrameBaseReg(MI, i)) {
if (TRI->needsFrameBaseReg(MI, LocalOffsets[FrameIdx])) {
unsigned BaseReg = 0;
int64_t Offset = 0;
int64_t FrameSizeAdjust = StackGrowsDown ? MFI->getLocalFrameSize()