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| author | Eric Christopher <echristo@apple.com> | 2011-01-10 23:10:59 +0000 |
|---|---|---|
| committer | Eric Christopher <echristo@apple.com> | 2011-01-10 23:10:59 +0000 |
| commit | d5bbeba8d054b5ed71d25bc3129ff8fe859e3ad4 (patch) | |
| tree | c6e4c36ae1008f1c4ef04b84c0f59fdb91826693 /llvm/lib | |
| parent | b7f60e347479f485c99c6046a42c97311f35fc62 (diff) | |
| download | bcm5719-llvm-d5bbeba8d054b5ed71d25bc3129ff8fe859e3ad4.tar.gz bcm5719-llvm-d5bbeba8d054b5ed71d25bc3129ff8fe859e3ad4.zip | |
Expand on the safeness of restoring the sp from the fp a bit more.
llvm-svn: 123193
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMFrameLowering.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Target/ARM/ARMFrameLowering.cpp b/llvm/lib/Target/ARM/ARMFrameLowering.cpp index 824538ccd79..adff2399c78 100644 --- a/llvm/lib/Target/ARM/ARMFrameLowering.cpp +++ b/llvm/lib/Target/ARM/ARMFrameLowering.cpp @@ -288,7 +288,8 @@ void ARMFrameLowering::emitPrologue(MachineFunction &MF) const { } // If the frame has variable sized objects then the epilogue must restore - // the sp from fp. + // the sp from fp. We can assume there's an FP here since hasFP already + // checks for hasVarSizedObjects. if (MFI->hasVarSizedObjects()) AFI->setShouldRestoreSPFromFP(true); } |
