diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86RegisterInfo.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/Target/X86/X86RegisterInfo.cpp b/llvm/lib/Target/X86/X86RegisterInfo.cpp index 9bab9a4cf3b..b3683851b4d 100644 --- a/llvm/lib/Target/X86/X86RegisterInfo.cpp +++ b/llvm/lib/Target/X86/X86RegisterInfo.cpp @@ -675,12 +675,13 @@ X86RegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator II, bool AfterFPPop = Opc == X86::TAILJMPm64 || Opc == X86::TAILJMPm || Opc == X86::TCRETURNmi || Opc == X86::TCRETURNmi64; - if (hasBasePointer(MF)) + if (AfterFPPop) { + assert(FrameIndex < 0 && "Should only reference fixed stack objects here"); + BasePtr = StackPtr; + } else if (hasBasePointer(MF)) BasePtr = (FrameIndex < 0 ? FramePtr : getBaseRegister()); else if (needsStackRealignment(MF)) BasePtr = (FrameIndex < 0 ? FramePtr : StackPtr); - else if (AfterFPPop) - BasePtr = StackPtr; else BasePtr = (TFI->hasFP(MF) ? FramePtr : StackPtr); |
