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| author | Jim Grosbach <grosbach@apple.com> | 2011-06-29 20:26:39 +0000 |
|---|---|---|
| committer | Jim Grosbach <grosbach@apple.com> | 2011-06-29 20:26:39 +0000 |
| commit | 74472b4bf963c424da04f42dffdb94c85ef964bc (patch) | |
| tree | d30ad55bf2b396935fca9f8f85e6bd12c0198994 /lib/Target/ARM/Thumb1FrameLowering.cpp | |
| parent | 1e965641dc580b7910b7f1e318f15ddf2343b990 (diff) | |
| download | llvm-74472b4bf963c424da04f42dffdb94c85ef964bc.tar.gz llvm-74472b4bf963c424da04f42dffdb94c85ef964bc.tar.bz2 llvm-74472b4bf963c424da04f42dffdb94c85ef964bc.tar.xz | |
Refactor away tSpill and tRestore pseudos in ARM backend.
The tSpill and tRestore instructions are just copies of the tSTRspi and
tLDRspi instructions, respectively. Just use those directly instead.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134092 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/Thumb1FrameLowering.cpp')
| -rw-r--r-- | lib/Target/ARM/Thumb1FrameLowering.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Target/ARM/Thumb1FrameLowering.cpp b/lib/Target/ARM/Thumb1FrameLowering.cpp index e56d48168c..80b57c9545 100644 --- a/lib/Target/ARM/Thumb1FrameLowering.cpp +++ b/lib/Target/ARM/Thumb1FrameLowering.cpp @@ -177,7 +177,7 @@ static bool isCalleeSavedRegister(unsigned Reg, const unsigned *CSRegs) { } static bool isCSRestore(MachineInstr *MI, const unsigned *CSRegs) { - if (MI->getOpcode() == ARM::tRestore && + if (MI->getOpcode() == ARM::tLDRspi && MI->getOperand(1).isFI() && isCalleeSavedRegister(MI->getOperand(0).getReg(), CSRegs)) return true; |