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Enable on-demand fast-isel.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107377 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-07-01 02:58:57 +00:00
parent abd1d859b3
commit 20d4be151b
4 changed files with 14 additions and 4 deletions
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lib/CodeGen/SelectionDAG/FastISel.cpp
+4 -1
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@@ -161,7 +161,10 @@ unsigned FastISel::materializeRegForValue(const Value *V, MVT VT) {
}
}
} else if (const Operator *Op = dyn_cast<Operator>(V)) {
if (!SelectOperator(Op, Op->getOpcode())) return 0;
if (!SelectOperator(Op, Op->getOpcode()))
if (!isa<Instruction>(Op) ||
!TargetSelectInstruction(cast<Instruction>(Op)))
return 0;
Reg = lookUpRegForValue(Op);
} else if (isa<UndefValue>(V)) {
Reg = createResultReg(TLI.getRegClassFor(VT));