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authorTrevor Saunders <tbsaunde+gcc@tbsaunde.org>2017-05-14 00:39:23 +0000
committerTrevor Saunders <tbsaunde@gcc.gnu.org>2017-05-14 00:39:23 +0000
commit6fa95e0961bc15efa5ff52fc7358aee78a16a33c (patch)
treecb4fb40255dee04a4d085d4a1614b8d8b295cd27 /gcc/lra-lives.c
parent35bfaf4d537dbf181575c9568a54da33d45a30ad (diff)
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make inverted_post_order_compute() operate on a vec
gcc/ChangeLog: 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * cfganal.c (inverted_post_order_compute): Change argument type to vec *. * cfganal.h (inverted_post_order_compute): Adjust prototype. * df-core.c (rest_of_handle_df_initialize): Adjust. (rest_of_handle_df_finish): Likewise. (df_analyze_1): Likewise. (df_analyze): Likewise. (loop_inverted_post_order_compute): Change argument to be a vec *. (df_analyze_loop): Adjust. (df_get_n_blocks): Likewise. (df_get_postorder): Likewise. * df.h (struct df_d): Change field to be a vec. * lcm.c (compute_laterin): Adjust. (compute_available): Likewise. * lra-lives.c (lra_create_live_ranges_1): Likewise. * tree-ssa-dce.c (remove_dead_stmt): Likewise. * tree-ssa-pre.c (compute_antic): Likewise. From-SVN: r248027
Diffstat (limited to 'gcc/lra-lives.c')
-rw-r--r--gcc/lra-lives.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/gcc/lra-lives.c b/gcc/lra-lives.c
index 5d4015b..e728e34 100644
--- a/gcc/lra-lives.c
+++ b/gcc/lra-lives.c
@@ -1287,11 +1287,11 @@ lra_create_live_ranges_1 (bool all_p, bool dead_insn_p)
point_freq_vec.truncate (0);
point_freq_vec.reserve_exact (new_length);
lra_point_freq = point_freq_vec.address ();
- int *post_order_rev_cfg = XNEWVEC (int, last_basic_block_for_fn (cfun));
- int n_blocks_inverted = inverted_post_order_compute (post_order_rev_cfg);
- lra_assert (n_blocks_inverted == n_basic_blocks_for_fn (cfun));
+ auto_vec<int, 20> post_order_rev_cfg;
+ inverted_post_order_compute (&post_order_rev_cfg);
+ lra_assert (post_order_rev_cfg.length () == (unsigned) n_basic_blocks_for_fn (cfun));
bb_live_change_p = false;
- for (i = n_blocks_inverted - 1; i >= 0; --i)
+ for (i = post_order_rev_cfg.length () - 1; i >= 0; --i)
{
bb = BASIC_BLOCK_FOR_FN (cfun, post_order_rev_cfg[i]);
if (bb == EXIT_BLOCK_PTR_FOR_FN (cfun) || bb
@@ -1338,7 +1338,6 @@ lra_create_live_ranges_1 (bool all_p, bool dead_insn_p)
}
}
}
- free (post_order_rev_cfg);
lra_live_max_point = curr_point;
if (lra_dump_file != NULL)
print_live_ranges (lra_dump_file);