getActionDefinitionsBuilder(G_CONSTANT)
.legalFor({s32})
- .minScalar(0, s32)
- .customFor({s64});
+ .clampScalar(0, s32, s32);
getActionDefinitionsBuilder(G_GEP)
.legalFor({{p0, s32}});
MI.eraseFromParent();
break;
}
- case G_CONSTANT: {
-
- unsigned Size = MRI.getType(MI.getOperand(0).getReg()).getSizeInBits();
- const LLT sHalf = LLT::scalar(Size / 2);
-
- const APInt &CImmValue = MI.getOperand(1).getCImm()->getValue();
-
- unsigned ResLow = MRI.createGenericVirtualRegister(sHalf);
- unsigned ResHigh = MRI.createGenericVirtualRegister(sHalf);
- MIRBuilder.buildConstant(
- ResLow, *ConstantInt::get(MI.getMF()->getFunction().getContext(),
- CImmValue.trunc(Size / 2)));
- MIRBuilder.buildConstant(
- ResHigh, *ConstantInt::get(MI.getMF()->getFunction().getContext(),
- CImmValue.lshr(Size / 2).trunc(Size / 2)));
-
- MIRBuilder.buildMerge(MI.getOperand(0).getReg(), {ResLow, ResHigh});
-
- MI.eraseFromParent();
- break;
- }
default:
return false;
}