diff options
Diffstat (limited to 'gcc/expr.h')
| -rw-r--r-- | gcc/expr.h | 10 |
1 files changed, 8 insertions, 2 deletions
@@ -540,8 +540,14 @@ extern void do_compare_rtx_and_jump PARAMS ((rtx, rtx, enum rtx_code, int, enum machine_mode, rtx, unsigned int, rtx, rtx)); -/* Generate a tablejump instruction (used for switch statements). */ -extern void do_tablejump PARAMS ((rtx, enum machine_mode, rtx, rtx, rtx)); +/* Two different ways of generating switch statements. */ +extern int try_casesi PARAMS ((tree, tree, tree, tree, rtx, rtx)); +extern int try_tablejump PARAMS ((tree, tree, tree, tree, rtx, rtx)); + +/* Smallest number of adjacent cases before we use a jump table. + XXX Should be a target hook. */ +extern unsigned int case_values_threshold PARAMS ((void)); + #ifdef TREE_CODE /* rtl.h and tree.h were included. */ |