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[ObjC] Support removing reference counting operations in more places in the shared cache #7717

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Merged
bdash merged 1 commit into from
Dec 2, 2025
Merged

[ObjC] Support removing reference counting operations in more places in the shared cache #7717

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11 changes: 7 additions & 4 deletions plugins/workflow_objc/src/activities/remove_memory_management.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ use binaryninja::{
lifting::LowLevelILLabel,
LowLevelILRegisterKind,
},
variable::PossibleValueSet,
workflow::AnalysisContext,
};

Expand All @@ -36,10 +37,12 @@ fn is_call_to_ignorable_memory_management_function<'func>(
) -> bool {
let target = match instr.kind() {
LowLevelILInstructionKind::Call(call) | LowLevelILInstructionKind::TailCall(call) => {
let LowLevelILExpressionKind::ConstPtr(address) = call.target().kind() else {
return false;
};
address.value()
match call.target().possible_values() {
PossibleValueSet::ConstantValue { value }
| PossibleValueSet::ConstantPointerValue { value }
| PossibleValueSet::ImportedAddressValue { value } => value as u64,
_ => return false,
}
}
LowLevelILInstructionKind::Goto(target) => target.address(),
_ => return false,
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