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| author | Michael Liao <michael.liao@intel.com> | 2013-05-02 08:21:56 +0000 |
|---|---|---|
| committer | Michael Liao <michael.liao@intel.com> | 2013-05-02 08:21:56 +0000 |
| commit | b9cca1306303cc267ee629662e6352797590d731 (patch) | |
| tree | 44fd4e000c08ba5256110c3596552bd64ee9e92d /lib/Target/X86 | |
| parent | 149b2a8b927d7ea064b3144f0ed77230b8b366ac (diff) | |
| download | llvm-b9cca1306303cc267ee629662e6352797590d731.tar.gz llvm-b9cca1306303cc267ee629662e6352797590d731.tar.bz2 llvm-b9cca1306303cc267ee629662e6352797590d731.tar.xz | |
Avoid duplicating logic on frame register selecting when lowering frameaddr
No functionality change
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180912 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86')
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index b7ba0b8188..545405e9ab 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -11030,7 +11030,9 @@ SDValue X86TargetLowering::LowerFRAMEADDR(SDValue Op, SelectionDAG &DAG) const { EVT VT = Op.getValueType(); DebugLoc dl = Op.getDebugLoc(); // FIXME probably not meaningful unsigned Depth = cast<ConstantSDNode>(Op.getOperand(0))->getZExtValue(); - unsigned FrameReg = Subtarget->is64Bit() ? X86::RBP : X86::EBP; + unsigned FrameReg = RegInfo->getFrameRegister(DAG.getMachineFunction()); + assert(((FrameReg == X86::RBP && VT == MVT::i64) || + (FrameReg == X86::EBP && VT == MVT::i32)) && "Invalid Frame Register!"); SDValue FrameAddr = DAG.getCopyFromReg(DAG.getEntryNode(), dl, FrameReg, VT); while (Depth--) FrameAddr = DAG.getLoad(VT, dl, DAG.getEntryNode(), FrameAddr, |