yann@1393: diff -durN gcc-4.4.0.orig/gcc/stmt.c gcc-4.4.0/gcc/stmt.c yann@1393: --- gcc-4.4.0.orig/gcc/stmt.c 2009-02-27 20:49:42.000000000 +0100 yann@1393: +++ gcc-4.4.0/gcc/stmt.c 2009-05-27 21:38:21.000000000 +0200 yann@1393: @@ -2376,7 +2376,11 @@ yann@1393: use_cost_table yann@1393: = (TREE_CODE (orig_type) != ENUMERAL_TYPE yann@1393: && estimate_case_costs (case_list)); yann@1393: - balance_case_nodes (&case_list, NULL); yann@1393: + /* When optimizing for size, we want a straight list to avoid yann@1393: + jumps as much as possible. This basically creates an if-else yann@1393: + chain. */ yann@1393: + if (!optimize_size) yann@1393: + balance_case_nodes (&case_list, NULL); yann@1393: emit_case_nodes (index, case_list, default_label, index_type); yann@1393: if (default_label) yann@1393: emit_jump (default_label); yann@1393: @@ -2942,6 +2946,7 @@ yann@1393: { yann@1393: if (!node_has_low_bound (node, index_type)) yann@1393: { yann@1393: + if (!optimize_size) /* don't jl to the .default_label. */ yann@1393: emit_cmp_and_jump_insns (index, yann@1393: convert_modes yann@1393: (mode, imode,