diff options
| author | Jan Hubicka <hubicka@ucw.cz> | 2017-07-16 18:28:57 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2017-07-16 16:28:57 +0000 |
| commit | e4e822abcdfaba5878845a82722b8bed879d647e (patch) | |
| tree | 69e818d236239a41c91720468efd0966c3674321 /gcc/asan.c | |
| parent | 5fa396ad6cd48bc44e6754096fe71febc2a77983 (diff) | |
| download | gcc-e4e822abcdfaba5878845a82722b8bed879d647e.zip gcc-e4e822abcdfaba5878845a82722b8bed879d647e.tar.gz gcc-e4e822abcdfaba5878845a82722b8bed879d647e.tar.bz2 | |
asan.c (create_cond_insert_point): Avoid use of REG_BR_PROB_BASE fixpoint arithmetics.
* asan.c (create_cond_insert_point): Avoid use of REG_BR_PROB_BASE
fixpoint arithmetics.
From-SVN: r250240
Diffstat (limited to 'gcc/asan.c')
| -rw-r--r-- | gcc/asan.c | 12 |
1 files changed, 5 insertions, 7 deletions
@@ -1798,12 +1798,11 @@ create_cond_insert_point (gimple_stmt_iterator *iter, /* Set up the newly created 'then block'. */ e = make_edge (cond_bb, then_bb, EDGE_TRUE_VALUE); - int fallthrough_probability + profile_probability fallthrough_probability = then_more_likely_p - ? PROB_VERY_UNLIKELY - : PROB_ALWAYS - PROB_VERY_UNLIKELY; - e->probability = profile_probability::from_reg_br_prob_base - (PROB_ALWAYS - fallthrough_probability); + ? profile_probability::very_unlikely () + : profile_probability::very_likely (); + e->probability = fallthrough_probability.invert (); if (create_then_fallthru_edge) make_single_succ_edge (then_bb, fallthru_bb, EDGE_FALLTHRU); @@ -1811,8 +1810,7 @@ create_cond_insert_point (gimple_stmt_iterator *iter, e = find_edge (cond_bb, fallthru_bb); e->flags = EDGE_FALSE_VALUE; e->count = cond_bb->count; - e->probability - = profile_probability::from_reg_br_prob_base (fallthrough_probability); + e->probability = fallthrough_probability; /* Update dominance info for the newly created then_bb; note that fallthru_bb's dominance info has already been updated by |