break;
case NOTE_INSN_DELETED:
case NOTE_INSN_DELETED_LABEL:
+ case NOTE_INSN_DELETED_DEBUG_LABEL:
continue;
default:
reorder_insns (insn, insn, last_insn);
{
edge e_fall, e_taken, e;
rtx bb_end_insn;
+ rtx ret_label = NULL_RTX;
basic_block nb, src_bb;
edge_iterator ei;
bb_end_insn = BB_END (bb);
if (JUMP_P (bb_end_insn))
{
+ ret_label = JUMP_LABEL (bb_end_insn);
if (any_condjump_p (bb_end_insn))
{
/* This might happen if the conditional jump has side
Note force_nonfallthru can delete E_FALL and thus we have to
save E_FALL->src prior to the call to force_nonfallthru. */
src_bb = e_fall->src;
- nb = force_nonfallthru_and_redirect (e_fall, e_fall->dest);
+ nb = force_nonfallthru_and_redirect (e_fall, e_fall->dest, ret_label);
if (nb)
{
nb->il.rtl->visited = 1;
switch (GET_CODE (insn))
{
case DEBUG_INSN:
+ /* Don't duplicate label debug insns. */
+ if (TREE_CODE (INSN_VAR_LOCATION_DECL (insn)) == LABEL_DECL)
+ break;
+ /* FALLTHRU */
case INSN:
case CALL_INSN:
case JUMP_INSN:
case NOTE_INSN_DELETED:
case NOTE_INSN_DELETED_LABEL:
+ case NOTE_INSN_DELETED_DEBUG_LABEL:
/* No problem to strip these. */
case NOTE_INSN_FUNCTION_BEG:
/* There is always just single entry to function. */