RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2025-01-11 14:16:59 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

fix subtle bugs in inline asm operand selection

Browse Source 
llvm-svn: 37065
This commit is contained in:
Chris Lattner 2007-05-15 01:28:08 +00:00
parent eea85a767e
commit ce20a357f1
1 changed files with 4 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
lib/Target/X86/X86ISelLowering.cpp
View File

@ -4725,18 +4725,19 @@ isOperandValidForConstraint(SDOperand Op, char Constraint, SelectionDAG &DAG) {
case 'I': case 'I':
if (ConstantSDNode *C = dyn_cast<ConstantSDNode>(Op)) { if (ConstantSDNode *C = dyn_cast<ConstantSDNode>(Op)) {
if (C->getValue() <= 31) if (C->getValue() <= 31)
return Op; return DAG.getTargetConstant(C->getValue(), Op.getValueType());
} }
return SDOperand(0,0); return SDOperand(0,0);
case 'N': case 'N':
if (ConstantSDNode *C = dyn_cast<ConstantSDNode>(Op)) { if (ConstantSDNode *C = dyn_cast<ConstantSDNode>(Op)) {
if (C->getValue() <= 255) if (C->getValue() <= 255)
return Op; return DAG.getTargetConstant(C->getValue(), Op.getValueType());
} }
return SDOperand(0,0); return SDOperand(0,0);
case 'i': { case 'i': {
// Literal immediates are always ok. // Literal immediates are always ok.
if (isa<ConstantSDNode>(Op)) return Op; if (ConstantSDNode *CST = dyn_cast<ConstantSDNode>(Op))
return DAG.getTargetConstant(CST->getValue(), Op.getValueType());
// If we are in non-pic codegen mode, we allow the address of a global (with // If we are in non-pic codegen mode, we allow the address of a global (with
// an optional displacement) to be used with 'i'. // an optional displacement) to be used with 'i'.