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Soft fp FNEG, SINT_TO_FP, UINT_TO_FP libcall expansion.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32495 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2006-12-12 21:51:17 +00:00
parent 004952140f
commit 5c9ce1893a
1 changed files with 20 additions and 1 deletions
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19
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@ -4903,6 +4903,9 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){
case ISD::SREM: Lo = ExpandLibCall("__moddi3" , Node, Hi); break;
case ISD::UREM: Lo = ExpandLibCall("__umoddi3", Node, Hi); break;
case ISD::FNEG:
Lo = ExpandLibCall(((VT == MVT::f32) ? "__negsf2" : "__negdf2"), Node, Hi);
break;
case ISD::FADD:
Lo = ExpandLibCall(((VT == MVT::f32) ? "__addsf3" : "__adddf3"), Node, Hi);
break;
@ -4921,6 +4924,22 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){
case ISD::FP_ROUND:
Lo = ExpandLibCall("__truncdfsf2", Node, Hi);
break;
case ISD::SINT_TO_FP:
if (Node->getOperand(0).getValueType() == MVT::i64)
Lo = ExpandLibCall(((VT == MVT::f32) ? "__floatdisf" : "__floatdidf"),
Node, Hi);
else
Lo = ExpandLibCall(((VT == MVT::f32) ? "__floatsisf" : "__floatsidf"),
Node, Hi);
break;
case ISD::UINT_TO_FP:
if (Node->getOperand(0).getValueType() == MVT::i64)
Lo = ExpandLibCall(((VT == MVT::f32) ? "__floatundisf" : "__floatundidf"),
Node, Hi);
else
Lo = ExpandLibCall(((VT == MVT::f32) ? "__floatunsisf" : "__floatunsidf"),
Node, Hi);
break;
}
// Make sure the resultant values have been legalized themselves, unless this