diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 927ff2c8101..9525ed0a220 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -26255,6 +26255,23 @@ void X86TargetLowering::LowerAsmOperandForConstraint(SDValue Op, } } return; + case 'L': + if (ConstantSDNode *C = dyn_cast<ConstantSDNode>(Op)) { + if (C->getZExtValue() == 0xff || C->getZExtValue() == 0xffff || + (Subtarget->is64Bit() && C->getZExtValue() == 0xffffffff)) { + Result = DAG.getTargetConstant(C->getSExtValue(), Op.getValueType()); + break; + } + } + return; + case 'M': + if (ConstantSDNode *C = dyn_cast<ConstantSDNode>(Op)) { + if (C->getZExtValue() <= 3) { + Result = DAG.getTargetConstant(C->getZExtValue(), Op.getValueType()); + break; + } + } + return; case 'N': if (ConstantSDNode *C = dyn_cast<ConstantSDNode>(Op)) { if (C->getZExtValue() <= 255) { @@ -26263,6 +26280,14 @@ void X86TargetLowering::LowerAsmOperandForConstraint(SDValue Op, } } return; + case 'O': + if (ConstantSDNode *C = dyn_cast<ConstantSDNode>(Op)) { + if (C->getZExtValue() <= 127) { + Result = DAG.getTargetConstant(C->getZExtValue(), Op.getValueType()); + break; + } + } + return; case 'e': { // 32-bit signed value if (ConstantSDNode *C = dyn_cast<ConstantSDNode>(Op)) { |
