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authorEvan Cheng <evan.cheng@apple.com>2008-09-26 19:48:35 +0000
committerEvan Cheng <evan.cheng@apple.com>2008-09-26 19:48:35 +0000
commitd77cbe8947f115212f157d5d1e3d93ca6c4c8016 (patch)
tree0c70d394fa053f3c46a156531d2017308c2f9d73 /llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp
parent9e3f7dbedabd337cdb18446eb4897a0fb404211f (diff)
downloadbcm5719-llvm-d77cbe8947f115212f157d5d1e3d93ca6c4c8016.tar.gz
bcm5719-llvm-d77cbe8947f115212f157d5d1e3d93ca6c4c8016.zip
Fix @llvm.frameaddress codegen. FP elimination optimization should be disabled when frame address is desired. Also add support for depth > 0.
llvm-svn: 56683
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp')
-rw-r--r--llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp b/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp
index 014925e1a6d..155932d8d32 100644
--- a/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp
+++ b/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp
@@ -333,6 +333,7 @@ PPCRegisterInfo::getCalleeSavedRegClasses(const MachineFunction *MF) const {
static bool needsFP(const MachineFunction &MF) {
const MachineFrameInfo *MFI = MF.getFrameInfo();
return NoFramePointerElim || MFI->hasVarSizedObjects() ||
+ MFI->isFrameAddressTaken() ||
(PerformTailCallOpt && MF.getInfo<PPCFunctionInfo>()->hasFastCall());
}
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