diff options
author | Roman Divacky <rdivacky@FreeBSD.org> | 2010-03-03 17:27:15 +0000 |
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committer | Roman Divacky <rdivacky@FreeBSD.org> | 2010-03-03 17:27:15 +0000 |
commit | 67a71b3184ce20a901e874d0ee25e01397dd87ef (patch) | |
tree | 836a05cff50ca46176117b86029f061fa4db54f0 /lib/CodeGen/PrologEpilogInserter.cpp | |
parent | 6fe5c7aa327e188b7176daa5595bbf075a6b94df (diff) |
Notes
Diffstat (limited to 'lib/CodeGen/PrologEpilogInserter.cpp')
-rw-r--r-- | lib/CodeGen/PrologEpilogInserter.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/CodeGen/PrologEpilogInserter.cpp b/lib/CodeGen/PrologEpilogInserter.cpp index 040259e15c52..138e7110306b 100644 --- a/lib/CodeGen/PrologEpilogInserter.cpp +++ b/lib/CodeGen/PrologEpilogInserter.cpp @@ -175,9 +175,10 @@ void PEI::calculateCallsInformation(MachineFunction &Fn) { MachineBasicBlock::iterator I = *i; // If call frames are not being included as part of the stack frame, and - // there is no dynamic allocation (therefore referencing frame slots off - // sp), leave the pseudo ops alone. We'll eliminate them later. - if (RegInfo->hasReservedCallFrame(Fn) || RegInfo->hasFP(Fn)) + // the target doesn't indicate otherwise, remove the call frame pseudos + // here. The sub/add sp instruction pairs are still inserted, but we don't + // need to track the SP adjustment for frame index elimination. + if (RegInfo->canSimplifyCallFramePseudos(Fn)) RegInfo->eliminateCallFramePseudoInstr(Fn, *I->getParent(), I); } } |