diff options
| author | Jan Hubicka <hubicka@ucw.cz> | 2019-11-14 14:38:13 +0100 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2019-11-14 13:38:13 +0000 |
| commit | fd4656a28afcf5953ae9dfeeb552d1fd951083db (patch) | |
| tree | a395f8c8546bc04cdc100e1c2fcae299081fe097 /gcc/ipa-fnsummary.c | |
| parent | 79f1d8521882de51480866fd7037199d670316bd (diff) | |
ipa-fnsummary.c (ipa_call_context::estimate_size_and_time, [...]): Micro optimize.
* ipa-fnsummary.c (ipa_call_context::estimate_size_and_time,
ipa_merge_fn_summary_after_inlining): Micro optimize.
From-SVN: r278222
Diffstat (limited to 'gcc/ipa-fnsummary.c')
| -rw-r--r-- | gcc/ipa-fnsummary.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/gcc/ipa-fnsummary.c b/gcc/ipa-fnsummary.c index 9d8e1a566e3..a88f300d67d 100644 --- a/gcc/ipa-fnsummary.c +++ b/gcc/ipa-fnsummary.c @@ -3353,7 +3353,10 @@ ipa_call_context::estimate_size_and_time (int *ret_size, m_inline_param_summary); gcc_checking_assert (prob >= 0); gcc_checking_assert (prob <= REG_BR_PROB_BASE); - time += e->time * prob / REG_BR_PROB_BASE; + if (prob == REG_BR_PROB_BASE) + time += e->time; + else + time += e->time * prob / REG_BR_PROB_BASE; } gcc_checking_assert (time >= 0); } @@ -3707,7 +3710,8 @@ ipa_merge_fn_summary_after_inlining (struct cgraph_edge *edge) sreal add_time = ((sreal)e->time * freq); int prob = e->nonconst_predicate.probability (callee_info->conds, clause, es->param); - add_time = add_time * prob / REG_BR_PROB_BASE; + if (prob != REG_BR_PROB_BASE) + add_time = add_time * prob / REG_BR_PROB_BASE; if (prob != REG_BR_PROB_BASE && dump_file && (dump_flags & TDF_DETAILS)) { |