diff options
Diffstat (limited to 'gcc/sched-rgn.c')
| -rw-r--r-- | gcc/sched-rgn.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/gcc/sched-rgn.c b/gcc/sched-rgn.c index 9208ef2..8e94888 100644 --- a/gcc/sched-rgn.c +++ b/gcc/sched-rgn.c @@ -234,7 +234,6 @@ static void add_branch_dependences (rtx, rtx); static void compute_block_dependences (int); static void schedule_region (int); -static rtx concat_INSN_LIST (rtx, rtx); static void concat_insn_mem_list (rtx, rtx, rtx *, rtx *); static void propagate_deps (int, struct deps_desc *); static void free_pending_lists (void); @@ -2552,20 +2551,6 @@ add_branch_dependences (rtx head, rtx tail) static struct deps_desc *bb_deps; -/* Duplicate the INSN_LIST elements of COPY and prepend them to OLD. */ - -static rtx -concat_INSN_LIST (rtx copy, rtx old) -{ - rtx new_rtx = old; - for (; copy ; copy = XEXP (copy, 1)) - { - new_rtx = alloc_INSN_LIST (XEXP (copy, 0), new_rtx); - PUT_REG_NOTE_KIND (new_rtx, REG_NOTE_KIND (copy)); - } - return new_rtx; -} - static void concat_insn_mem_list (rtx copy_insns, rtx copy_mems, rtx *old_insns_p, rtx *old_mems_p) @@ -2619,6 +2604,9 @@ deps_join (struct deps_desc *succ_deps, struct deps_desc *pred_deps) &succ_deps->pending_write_insns, &succ_deps->pending_write_mems); + succ_deps->pending_jump_insns + = concat_INSN_LIST (pred_deps->pending_jump_insns, + succ_deps->pending_jump_insns); succ_deps->last_pending_memory_flush = concat_INSN_LIST (pred_deps->last_pending_memory_flush, succ_deps->last_pending_memory_flush); @@ -2670,12 +2658,14 @@ propagate_deps (int bb, struct deps_desc *pred_deps) bb_deps[bb].pending_read_mems = pred_deps->pending_read_mems; bb_deps[bb].pending_write_insns = pred_deps->pending_write_insns; bb_deps[bb].pending_write_mems = pred_deps->pending_write_mems; + bb_deps[bb].pending_jump_insns = pred_deps->pending_jump_insns; /* Can't allow these to be freed twice. */ pred_deps->pending_read_insns = 0; pred_deps->pending_read_mems = 0; pred_deps->pending_write_insns = 0; pred_deps->pending_write_mems = 0; + pred_deps->pending_jump_insns = 0; } /* Compute dependences inside bb. In a multiple blocks region: @@ -2754,6 +2744,7 @@ free_pending_lists (void) free_INSN_LIST_list (&bb_deps[bb].pending_write_insns); free_EXPR_LIST_list (&bb_deps[bb].pending_read_mems); free_EXPR_LIST_list (&bb_deps[bb].pending_write_mems); + free_INSN_LIST_list (&bb_deps[bb].pending_jump_insns); } } |