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2013 Feb 28
0
[LLVMdev] [cfe-dev] [MIPS] How can I add a constraint to LLVM/Clang for MIPS BE?
...5 100644
--- a/lib/Target/Mips/MipsISelLowering.cpp
+++ b/lib/Target/Mips/MipsISelLowering.cpp
@@ -3880,6 +3880,8 @@ getConstraintType(const std::string &Constraint) const
case 'l':
case 'x':
return C_RegisterClass;
+ case 'R':
+ return C_Memory;
}
}
return TargetLowering::getConstraintType(Constraint);
@@ -3928,6 +3930,9 @@ MipsTargetLowering::getSingleConstraintMatchWeight(
if (isa<ConstantInt>(CallOperandVal))
weight = CW_Constant;
break;
+ case 'R': // An address that can be used in a non-macr...