diff options
| author | Chris Lattner <sabre@nondot.org> | 2007-04-11 22:29:46 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2007-04-11 22:29:46 +0000 |
| commit | a1b253f58e0adc809450d9fd4941539259dddd20 (patch) | |
| tree | 1c3e96918d6dac4448389a4a947e7f78e8f476b5 | |
| parent | e4a04248fa16e642935724a5c046c6c233cbc476 (diff) | |
Fix CodeGen/X86/2007-03-24-InlineAsmPModifier.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35926 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86ISelDAGToDAG.cpp | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/lib/Target/X86/X86ISelDAGToDAG.cpp b/lib/Target/X86/X86ISelDAGToDAG.cpp index deb197cadd..bf08dd8c18 100644 --- a/lib/Target/X86/X86ISelDAGToDAG.cpp +++ b/lib/Target/X86/X86ISelDAGToDAG.cpp @@ -491,13 +491,15 @@ void X86DAGToDAGISel::InstructionSelectBasicBlock(SelectionDAG &DAG) { do { for (MachineBasicBlock::iterator I = MBBI->begin(), E = MBBI->end(); !ContainsFPCode && I != E; ++I) { - for (unsigned op = 0, e = I->getNumOperands(); op != e; ++op) { - if (I->getOperand(op).isRegister() && I->getOperand(op).isDef() && - MRegisterInfo::isVirtualRegister(I->getOperand(op).getReg()) && - RegMap->getRegClass(I->getOperand(0).getReg()) == + if (I->getNumOperands() != 0 && I->getOperand(0).isRegister()) { + for (unsigned op = 0, e = I->getNumOperands(); op != e; ++op) { + if (I->getOperand(op).isRegister() && I->getOperand(op).isDef() && + MRegisterInfo::isVirtualRegister(I->getOperand(op).getReg()) && + RegMap->getRegClass(I->getOperand(0).getReg()) == X86::RFPRegisterClass) { - ContainsFPCode = true; - break; + ContainsFPCode = true; + break; + } } } } |