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Code Issues Releases Wiki Activity

Attempt at adjusting processing of free stores

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This commit is contained in:
caheckman 2020-03-31 14:06:27 -04:00
parent 7dea6d1f41
commit 6a15520aa5
2 changed files with 30 additions and 9 deletions
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13
Ghidra/Features/Decompiler/src/decompile/cpp/ruleaction.cc
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@ -2932,10 +2932,17 @@ int4 RuleIndirectCollapse::applyOp(PcodeOp *op,Funcdata &data)
return 0;
}
else if (indop->usesSpacebasePtr()) {
const LoadGuard *guard = data.getStoreGuard(indop);
if (guard != (const LoadGuard *)0) {
if (guard->isGuarded(op->getOut()->getAddr()))
if (indop->code() == CPUI_STORE) {
const LoadGuard *guard = data.getStoreGuard(indop);
if (guard != (const LoadGuard *)0) {
if (guard->isGuarded(op->getOut()->getAddr()))
return 0;
}
else {
// A marked STORE that is not guarded should eventually get converted to a COPY
// so we keep the INDIRECT until that happens
return 0;
}
}
}
else