diff options
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index 2f9763d6f9..3796f3090c 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -4544,16 +4544,17 @@ isOperandValidForConstraint(SDOperand Op, char Constraint, SelectionDAG &DAG) { switch (Constraint) { default: break; case 'I': - if (isa<ConstantSDNode>(Op)) { - unsigned Value = cast<ConstantSDNode>(Op)->getValue(); - if (Value <= 31) + if (ConstantSDNode *C = dyn_cast<ConstantSDNode>(Op)) { + if (C->getValue() <= 31) return Op; - else - return SDOperand(0,0); - } else { - return SDOperand(0,0); } - break; + return SDOperand(0,0); + case 'N': + if (ConstantSDNode *C = dyn_cast<ConstantSDNode>(Op)) { + if (C->getValue() <= 255) + return Op; + } + return SDOperand(0,0); case 'i': // Literal immediates are always ok. if (isa<ConstantSDNode>(Op)) return Op; |