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Implement some more missing promotions.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19606 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-01-16 05:06:12 +00:00
parent 8102fcde4c
commit f8161d83f0
1 changed files with 19 additions and 8 deletions
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27
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@ -248,9 +248,12 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
SDOperand CPIdx = DAG.getConstantPool(CP->getConstantPoolIndex(LLVMC),
TLI.getPointerTy());
Result = DAG.getLoad(VT, DAG.getEntryNode(), CPIdx);
if (Extend) Result = DAG.getNode(ISD::FP_EXTEND, MVT::f64, Result);
if (Extend) {
Result = DAG.getNode(ISD::EXTLOAD, MVT::f64, DAG.getEntryNode(), CPIdx,
MVT::f32);
} else {
Result = DAG.getLoad(VT, DAG.getEntryNode(), CPIdx);
}
}
break;
}
@ -745,15 +748,23 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
Result = DAG.getNode(ISD::FP_EXTEND, Op.getValueType(), Result);
break;
case ISD::FP_ROUND:
Result = PromoteOp(Node->getOperand(0));
Result = DAG.getNode(ISD::FP_ROUND, Op.getValueType(), Result);
break;
case ISD::FP_TO_SINT:
case ISD::FP_TO_UINT:
Result = PromoteOp(Node->getOperand(0));
Result = DAG.getNode(Node->getOpcode(), Op.getValueType(), Result);
break;
case ISD::SINT_TO_FP:
Result = PromoteOp(Node->getOperand(0));
Result = DAG.getNode(ISD::SIGN_EXTEND_INREG, Result.getValueType(),
Result, Node->getOperand(0).getValueType());
Result = DAG.getNode(ISD::SINT_TO_FP, Op.getValueType(), Result);
break;
case ISD::UINT_TO_FP:
Node->dump();
assert(0 && "Do not know how to promote this yet!");
Result = PromoteOp(Node->getOperand(0));
Result = DAG.getNode(ISD::ZERO_EXTEND_INREG, Result.getValueType(),
Result, Node->getOperand(0).getValueType());
Result = DAG.getNode(ISD::UINT_TO_FP, Op.getValueType(), Result);
break;
}
}
break;