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finalizing HighVariable from symbols

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This commit is contained in:
caheckman 2019-11-01 12:29:47 -04:00
parent cbbfc9ca18
commit cfc1177ac1
5 changed files with 30 additions and 14 deletions
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13
Ghidra/Features/Decompiler/src/decompile/cpp/variable.cc
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@ -99,6 +99,8 @@ void HighVariable::updateType(void) const
Varnode *vn;
if ((highflags&HighVariable::typedirty)==0) return; // Type is up to date
highflags &= ~HighVariable::typedirty; // Mark type as clean
if ((highflags & type_finalized)!=0) return; // Type has been finalized
vn = getTypeRepresentative();
type = vn->getType();
@ -106,7 +108,6 @@ void HighVariable::updateType(void) const
flags &= ~Varnode::typelock;
if (vn->isTypeLock())
flags |= Varnode::typelock;
highflags &= ~HighVariable::typedirty; // Mark type as clean
}
/// Compare two Varnode objects based just on their storage address
@ -198,6 +199,16 @@ void HighVariable::remove(Varnode *vn)
}
}
/// The data-type its dirtying mechanism is disabled. The data-type will not change, unless
/// this method is called again.
/// \param tp is the data-type to set
void HighVariable::finalizeDatatype(Datatype *tp)
{
type = tp;
highflags |= type_finalized;
}
/// The lists of members are merged and the other HighVariable is deleted.
/// \param tv2 is the other HighVariable to merge into \b this
/// \param isspeculative is \b true to keep the new members in separate \e merge classes