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authorJan Hubicka <hubicka@ucw.cz>2017-07-01 22:46:40 +0200
committerJan Hubicka <hubicka@gcc.gnu.org>2017-07-01 20:46:40 +0000
commitaf2bbc51d3879b6e7a03b4dc2d4ab017a98270ba (patch)
tree7af6a2ca2adedc6bef10ea8e3c46425031abf858 /gcc/tree-parloops.c
parente39df5466d0cde13fd47e612f20ef2b0ac117e2b (diff)
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cfg.c (scale_bbs_frequencies): New function.
* cfg.c (scale_bbs_frequencies): New function. * cfg.h (scale_bbs_frequencies): Declare it. * cfgloopanal.c (single_likely_exit): Cleanup. * cfgloopmanip.c (scale_loop_frequencies): Take profile_probability as parameter. (scale_loop_profile): Likewise. (loop_version): Likewise. (create_empty_loop_on_edge): Update. * cfgloopmanip.h (scale_loop_frequencies, scale_loop_profile, scale_loop_frequencies, scale_loop_profile, loopify, loop_version): Update prototypes. * modulo-sched.c (sms_schedule): Update. * predict.c (unlikely_executed_edge_p): Also check probability. (probably_never_executed_edge_p): Fix typo. * tree-if-conv.c (version_loop_for_if_conversion): Update. * tree-parloops.c (gen_parallel_loop): Update. * tree-ssa-loop-ivcanon.c (try_peel_loop): Update. * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update. * tree-ssa-loop-split.c (split_loop): Update. * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update. * tree-vect-loop-manip.c (vect_do_peeling): Update. (vect_loop_versioning): Update. * tree-vect-loop.c (scale_profile_for_vect_loop): Update. From-SVN: r249872
Diffstat (limited to 'gcc/tree-parloops.c')
-rw-r--r--gcc/tree-parloops.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/gcc/tree-parloops.c b/gcc/tree-parloops.c
index a47ea5c..cf9bc36 100644
--- a/gcc/tree-parloops.c
+++ b/gcc/tree-parloops.c
@@ -2251,7 +2251,6 @@ gen_parallel_loop (struct loop *loop,
gimple_seq stmts;
edge entry, exit;
struct clsn_data clsn_data;
- unsigned prob;
location_t loc;
gimple *cond_stmt;
unsigned int m_p_thread=2;
@@ -2358,12 +2357,11 @@ gen_parallel_loop (struct loop *loop,
initialize_original_copy_tables ();
/* We assume that the loop usually iterates a lot. */
- prob = 4 * REG_BR_PROB_BASE / 5;
loop_version (loop, many_iterations_cond, NULL,
- profile_probability::from_reg_br_prob_base (prob),
- profile_probability::from_reg_br_prob_base
- (REG_BR_PROB_BASE - prob),
- prob, REG_BR_PROB_BASE - prob, true);
+ profile_probability::likely (),
+ profile_probability::unlikely (),
+ profile_probability::likely (),
+ profile_probability::unlikely (), true);
update_ssa (TODO_update_ssa);
free_original_copy_tables ();
}