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minor enhancements for ZAM inlining

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This commit is contained in:
Vern Paxson 2022-02-03 08:53:10 -08:00
parent 88c73f4680
commit 94e71b738a
3 changed files with 10 additions and 18 deletions
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5
src/Expr.h
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@ -626,8 +626,8 @@ protected:
// type (vec, list, table, record).
bool IsScalarAggregateOp() const;
// Warns about depreciated scalar vector operations like `[1, 2,
// 3] == 1` or `["a", "b", "c"] + "a"`.
// Warns about deprecated scalar vector operations like
// `[1, 2, 3] == 1` or `["a", "b", "c"] + "a"`.
void CheckScalarAggOp() const;
ExprPtr op1;
@ -1161,6 +1161,7 @@ public:
// Optimization-related:
ExprPtr Duplicate() override;
ExprPtr Inline(Inliner* inl) override;
bool HasReducedOps(Reducer* c) const override;
ExprPtr Reduce(Reducer* c, StmtPtr& red_stmt) override;

6
src/script_opt/Expr.cc
View file

@ -1858,6 +1858,12 @@ ExprPtr RecordConstructorExpr::Duplicate()
return SetSucc(new RecordConstructorExpr(op_l));
}
ExprPtr RecordConstructorExpr::Inline(Inliner* inl)
{
op = op->Inline(inl)->AsListExprPtr();
return ThisPtr();
}
bool RecordConstructorExpr::HasReducedOps(Reducer* c) const
{
auto& exprs = op->AsListExpr()->Exprs();

17
src/script_opt/Inline.cc
View file

@ -125,24 +125,9 @@ void Inliner::Analyze()
}
for ( auto& f : funcs )
{
const auto& func_ptr = f.FuncPtr();
const auto& func = func_ptr.get();
const auto& body = f.Body();
// Processing optimization: only spend time trying to inline f
// if we haven't marked it as inlineable. This trades off a
// bunch of compilation load (inlining every single function,
// even though almost none will be called directly) for a
// modest gain of having compiled code for those rare
// circumstances in which a Zeek function can be called
// not ultimately stemming from an event (such as global
// scripting, or expiration functions).
if ( should_analyze(func_ptr, body) && inline_ables.count(func) == 0 )
if ( should_analyze(f.FuncPtr(), f.Body()) )
InlineFunction(&f);
}
}
void Inliner::InlineFunction(FuncInfo* f)
{