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Code Issues Releases Wiki Activity

always use getPreexistingVarnode instead of newPreexistingVarnode

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This commit is contained in:
caheckman 2019-10-08 15:37:51 -04:00
parent bb0feb3d62
commit 8bc21ffc87
1 changed files with 4 additions and 4 deletions
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8
Ghidra/Features/Decompiler/src/decompile/cpp/subflow.cc
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@ -1542,9 +1542,9 @@ bool SplitFlow::traceBackward(TransformVar *rvn)
return false;
TransformOp *loOp = newOpReplace(1, CPUI_COPY, op);
TransformOp *hiOp = newOpReplace(1, CPUI_COPY, op);
opSetInput(loOp,newPreexistingVarnode(op->getIn(1)),0);
opSetInput(loOp,getPreexistingVarnode(op->getIn(1)),0);
opSetOutput(loOp,rvn); // Least sig -> low
opSetInput(hiOp,newPreexistingVarnode(op->getIn(0)),0);
opSetInput(hiOp,getPreexistingVarnode(op->getIn(0)),0);
opSetOutput(hiOp,rvn+1); // Most sig -> high
break;
}
@ -1556,7 +1556,7 @@ bool SplitFlow::traceBackward(TransformVar *rvn)
return false;
TransformOp *loOp = newOpReplace(1, CPUI_COPY, op);
TransformOp *hiOp = newOpReplace(1, CPUI_COPY, op);
opSetInput(loOp,newPreexistingVarnode(op->getIn(0)),0);
opSetInput(loOp,getPreexistingVarnode(op->getIn(0)),0);
opSetOutput(loOp,rvn); // ZEXT input -> low
opSetInput(hiOp,newConstant(laneDescription.getSize(1), 0, 0), 0);
opSetOutput(hiOp,rvn+1); // zero -> high
@ -1578,7 +1578,7 @@ bool SplitFlow::traceBackward(TransformVar *rvn)
TransformOp *hiOp = newOpReplace(1, CPUI_COPY, op);
opSetInput(loOp,newConstant(laneDescription.getSize(0), 0, 0), 0);
opSetOutput(loOp, rvn); // zero -> low
opSetInput(hiOp,newPreexistingVarnode(invn), 0);
opSetInput(hiOp,getPreexistingVarnode(invn), 0);
opSetOutput(hiOp, rvn+1); // invn -> high
break;
}