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"fix" support for FP constants (this code asserts in the scheduler,

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though)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24152 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duraid Madina 2005-11-02 07:32:59 +00:00
parent a2df2aee81
commit 056728f192
1 changed files with 4 additions and 2 deletions
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6
lib/Target/IA64/IA64ISelDAGToDAG.cpp
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@ -322,10 +322,12 @@ SDOperand IA64DAGToDAGISel::Select(SDOperand Op) {
* case ISD::DYNAMIC_STACKALLOC:
*/
case ISD::ConstantFP: {
SDOperand Chain = CurDAG->getEntryNode(); // this is a constant, so..
if (cast<ConstantFPSDNode>(N)->isExactlyValue(+0.0))
return CurDAG->getRegister(IA64::F0, MVT::f64); // load 0.0
return CurDAG->getCopyFromReg(Chain, IA64::F0, MVT::f64);
else if (cast<ConstantFPSDNode>(N)->isExactlyValue(+1.0))
return CurDAG->getRegister(IA64::F1, MVT::f64); // load 1.0
return CurDAG->getCopyFromReg(Chain, IA64::F1, MVT::f64);
else
assert(0 && "Unexpected FP constant!");
}