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| author | Evan Cheng <evan.cheng@apple.com> | 2009-06-22 18:38:48 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-06-22 18:38:48 +0000 |
| commit | 3d75d6af57722ed6caf92d0fde8b452f20c909ac (patch) | |
| tree | a59b89891a8c9c65f1127fba8293ee600b0fccdc | |
| parent | 86837616f79b0faef24cd81a86ccde14f27643cb (diff) | |
| download | bcm5719-llvm-3d75d6af57722ed6caf92d0fde8b452f20c909ac.tar.gz bcm5719-llvm-3d75d6af57722ed6caf92d0fde8b452f20c909ac.zip | |
hasFP should return true if frame address is taken.
llvm-svn: 73893
| -rw-r--r-- | llvm/lib/Target/ARM/ARMRegisterInfo.cpp | 4 | ||||
| -rw-r--r-- | llvm/test/CodeGen/ARM/arm-frameaddr.ll | 12 |
2 files changed, 15 insertions, 1 deletions
diff --git a/llvm/lib/Target/ARM/ARMRegisterInfo.cpp b/llvm/lib/Target/ARM/ARMRegisterInfo.cpp index bbc13001ae5..522f65b4bf3 100644 --- a/llvm/lib/Target/ARM/ARMRegisterInfo.cpp +++ b/llvm/lib/Target/ARM/ARMRegisterInfo.cpp @@ -497,7 +497,9 @@ ARMRegisterInfo::requiresRegisterScavenging(const MachineFunction &MF) const { /// bool ARMRegisterInfo::hasFP(const MachineFunction &MF) const { const MachineFrameInfo *MFI = MF.getFrameInfo(); - return NoFramePointerElim || MFI->hasVarSizedObjects(); + return (NoFramePointerElim || + MFI->hasVarSizedObjects() || + MFI->isFrameAddressTaken()); } // hasReservedCallFrame - Under normal circumstances, when a frame pointer is diff --git a/llvm/test/CodeGen/ARM/arm-frameaddr.ll b/llvm/test/CodeGen/ARM/arm-frameaddr.ll new file mode 100644 index 00000000000..f1e4c2aeb7f --- /dev/null +++ b/llvm/test/CodeGen/ARM/arm-frameaddr.ll @@ -0,0 +1,12 @@ +; RUN: llvm-as < %s | llc -mtriple=arm-apple-darwin | grep mov | grep r7 +; RUN: llvm-as < %s | llc -mtriple=arm-linux-gnueabi | grep mov | grep r11 +; PR4344 +; PR4416 + +define arm_aapcscc i8* @t() nounwind { +entry: + %0 = call i8* @llvm.frameaddress(i32 0) + ret i8* %0 +} + +declare i8* @llvm.frameaddress(i32) nounwind readnone |
