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script optimization support for using strings to index table[pattern] values

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This commit is contained in:
Vern Paxson 2023-11-01 11:44:58 +01:00 • committed by Arne Welzel
parent fd1094a184
commit 61fcca8482
5 changed files with 81 additions and 5 deletions
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21
src/script_opt/CPP/Exprs.cc
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@ -388,7 +388,26 @@ string CPPCompile::GenIndexExpr(const Expr* e, GenType gt) {
string func;
if ( aggr_t->Tag() == TYPE_TABLE ) {
func = inside_when ? "when_index_table__CPP" : "index_table__CPP";
auto ind_expr = e->GetOp2()->AsListExpr()->Exprs()[0];
auto is_pat_str_ind = false;
auto& indices = aggr_t->AsTableType()->GetIndices()->GetTypes();
if ( indices.size() == 1 && indices[0]->Tag() == TYPE_PATTERN && ind_expr->GetType()->Tag() == TYPE_STRING )
is_pat_str_ind = true;
if ( inside_when ) {
if ( is_pat_str_ind )
func = "when_index_patstr__CPP";
else
func = "when_index_table__CPP";
}
else {
if ( is_pat_str_ind )
func = "index_patstr_table__CPP";
else
func = "index_table__CPP";
}
gen = func + "(" + GenExpr(aggr, GEN_NATIVE) + ", {" + GenExpr(e->GetOp2(), GEN_VAL_PTR) + "})";
}