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script optimization support for "add" and "delete" being expressions

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Vern Paxson 2024-05-16 14:37:30 -07:00 • committed by Tim Wojtulewicz
parent 0e5bece385
commit 37c1f6641c
11 changed files with 132 additions and 144 deletions
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15
src/script_opt/UseDefs.cc
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@ -223,8 +223,6 @@ UDs UseDefs::PropagateUDs(const Stmt* s, UDs succ_UDs, const Stmt* succ_stmt, bo
case STMT_EVENT:
case STMT_CHECK_ANY_LEN:
case STMT_ADD:
case STMT_DELETE:
case STMT_RETURN: {
auto e = static_cast<const ExprStmt*>(s)->StmtExpr();
@ -436,6 +434,19 @@ UDs UseDefs::ExprUDs(const Expr* e) {
break;
}
case EXPR_AGGR_ADD:
case EXPR_AGGR_DEL: {
auto op = e->GetOp1();
if ( op->Tag() == EXPR_INDEX ) {
AddInExprUDs(uds, op->GetOp1().get());
auto rhs_UDs = ExprUDs(op->GetOp2().get());
uds = UD_Union(uds, rhs_UDs);
}
else
AddInExprUDs(uds, op.get());
break;
}
case EXPR_INCR:
case EXPR_DECR: AddInExprUDs(uds, e->GetOp1()->AsRefExprPtr()->GetOp1().get()); break;