diff options
Diffstat (limited to 'gcc/jump.c')
| -rw-r--r-- | gcc/jump.c | 18 |
1 files changed, 0 insertions, 18 deletions
@@ -213,12 +213,6 @@ jump_optimize_1 (f, cross_jump, noop_moves, after_regscan, cross_jump_death_matters = (cross_jump == 2); max_uid = init_label_info (f) + 1; - /* If we are performing cross jump optimizations, then initialize - tables mapping UIDs to EH regions to avoid incorrect movement - of insns from one EH region to another. */ - if (flag_exceptions && cross_jump) - init_insn_eh_region (f, max_uid); - if (! mark_labels_only) delete_barrier_successors (f); @@ -237,8 +231,6 @@ jump_optimize_1 (f, cross_jump, noop_moves, after_regscan, if (GET_CODE (XEXP (insn, 0)) == CODE_LABEL) LABEL_NUSES (XEXP (insn, 0))++; - check_exception_handler_labels (); - /* Keep track of labels used for marking handlers for exception regions; they cannot usually be deleted. */ @@ -251,9 +243,6 @@ jump_optimize_1 (f, cross_jump, noop_moves, after_regscan, if (mark_labels_only) goto end; - if (! minimal) - exception_optimize (); - last_insn = delete_unreferenced_labels (f); if (noop_moves) @@ -1444,13 +1433,6 @@ find_cross_jump (e1, e2, minimum, f1, f2) if (i2 == 0 || GET_CODE (i1) != GET_CODE (i2)) break; - /* Avoid moving insns across EH regions if either of the insns - can throw. */ - if (flag_exceptions - && (flag_non_call_exceptions || GET_CODE (i1) == CALL_INSN) - && !in_same_eh_region (i1, i2)) - break; - p1 = PATTERN (i1); p2 = PATTERN (i2); |