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Teach LocalStackSlotAllocation that stackmaps/patchpoints don't have range

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constraints on their frame offsets.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195950 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Lang Hames 2013-11-29 06:35:30 +00:00
parent 4dd359fcde
commit d7d0669b4b
1 changed files with 5 additions and 3 deletions
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8
lib/CodeGen/LocalStackSlotAllocation.cpp
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@ -233,9 +233,11 @@ bool LocalStackSlotPass::insertFrameReferenceRegisters(MachineFunction &Fn) {
for (MachineBasicBlock::iterator I = BB->begin(); I != BB->end(); ++I) {
MachineInstr *MI = I;
// Debug value instructions can't be out of range, so they don't need
// any updates.
if (MI->isDebugValue())
// Debug value, stackmap and patchpoint instructions can't be out of
// range, so they don't need any updates.
if (MI->isDebugValue() ||
MI->getOpcode() == TargetOpcode::STACKMAP ||
MI->getOpcode() == TargetOpcode::PATCHPOINT)
continue;
// For now, allocate the base register(s) within the basic block