summaryrefslogtreecommitdiffstats
path: root/llvm/lib/Target/X86/X86RegisterInfo.cpp
diff options
context:
space:
mode:
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/X86/X86RegisterInfo.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/X86/X86RegisterInfo.cpp')
-rw-r--r--llvm/lib/Target/X86/X86RegisterInfo.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86RegisterInfo.cpp b/llvm/lib/Target/X86/X86RegisterInfo.cpp
index 49766a8fc74..d618ffdeb78 100644
--- a/llvm/lib/Target/X86/X86RegisterInfo.cpp
+++ b/llvm/lib/Target/X86/X86RegisterInfo.cpp
@@ -299,6 +299,7 @@ bool X86RegisterInfo::hasFP(const MachineFunction &MF) const {
return (NoFramePointerElim ||
needsStackRealignment(MF) ||
MFI->hasVarSizedObjects() ||
+ MFI->isFrameAddressTaken() ||
MF.getInfo<X86MachineFunctionInfo>()->getForceFramePointer() ||
(MMI && MMI->callsUnwindInit()));
}
OpenPOWER on IntegriCloud