diff options
Diffstat (limited to 'gcc/gcse.c')
| -rw-r--r-- | gcc/gcse.c | 11 |
1 files changed, 6 insertions, 5 deletions
@@ -3331,7 +3331,7 @@ find_implicit_sets (void) dest = GET_CODE (cond) == EQ ? BRANCH_EDGE (bb)->dest : FALLTHRU_EDGE (bb)->dest; - if (dest && EDGE_COUNT (dest->preds) == 1 + if (dest && single_pred_p (dest) && dest != EXIT_BLOCK_PTR) { new = gen_rtx_SET (VOIDmode, XEXP (cond, 0), @@ -3662,7 +3662,7 @@ bypass_conditional_jumps (void) EXIT_BLOCK_PTR, next_bb) { /* Check for more than one predecessor. */ - if (EDGE_COUNT (bb->preds) > 1) + if (!single_pred_p (bb)) { setcc = NULL_RTX; for (insn = BB_HEAD (bb); @@ -3976,8 +3976,8 @@ insert_insn_end_bb (struct expr *expr, basic_block bb, int pre) if (JUMP_P (insn) || (NONJUMP_INSN_P (insn) - && (EDGE_COUNT (bb->succs) > 1 - || EDGE_SUCC (bb, 0)->flags & EDGE_ABNORMAL))) + && (!single_succ_p (bb) + || single_succ_edge (bb)->flags & EDGE_ABNORMAL))) { #ifdef HAVE_cc0 rtx note; @@ -4018,7 +4018,8 @@ insert_insn_end_bb (struct expr *expr, basic_block bb, int pre) /* Likewise if the last insn is a call, as will happen in the presence of exception handling. */ else if (CALL_P (insn) - && (EDGE_COUNT (bb->succs) > 1 || EDGE_SUCC (bb, 0)->flags & EDGE_ABNORMAL)) + && (!single_succ_p (bb) + || single_succ_edge (bb)->flags & EDGE_ABNORMAL)) { /* Keeping in mind SMALL_REGISTER_CLASSES and parameters in registers, we search backward and place the instructions before the first |