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Add a bool flag to StackObjects telling whether they reference spill

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slots.  The AsmPrinter will use this information to determine whether to
print a spill/reload comment.

Remove default argument values.  It's too easy to pass a wrong argument
value when multiple arguments have default values.  Make everything
explicit to trap bugs early.

Update all targets to adhere to the new interfaces..


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@87022 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Greene
2009-11-12 20:49:22 +00:00
parent 05872ea804
commit 3f2bf85d14
28 changed files with 172 additions and 103 deletions
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4
lib/CodeGen/PreAllocSplitting.cpp
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@@ -341,7 +341,7 @@ int PreAllocSplitting::CreateSpillStackSlot(unsigned Reg,
if (I != IntervalSSMap.end()) {
SS = I->second;
} else {
SS = MFI->CreateStackObject(RC->getSize(), RC->getAlignment());
SS = MFI->CreateSpillStackObject(RC->getSize(), RC->getAlignment());
IntervalSSMap[Reg] = SS;
}
@@ -957,7 +957,7 @@ MachineInstr* PreAllocSplitting::FoldSpill(unsigned vreg,
if (I != IntervalSSMap.end()) {
SS = I->second;
} else {
SS = MFI->CreateStackObject(RC->getSize(), RC->getAlignment());
SS = MFI->CreateSpillStackObject(RC->getSize(), RC->getAlignment());
}
MachineInstr* FMI = TII->foldMemoryOperand(*MBB->getParent(),