diff options
Diffstat (limited to 'gcc/tree-ssa-loop-ivcanon.c')
| -rw-r--r-- | gcc/tree-ssa-loop-ivcanon.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/gcc/tree-ssa-loop-ivcanon.c b/gcc/tree-ssa-loop-ivcanon.c index b6ac765aac6..efb199aaaa2 100644 --- a/gcc/tree-ssa-loop-ivcanon.c +++ b/gcc/tree-ssa-loop-ivcanon.c @@ -529,7 +529,7 @@ remove_exits_and_undefined_stmts (struct loop *loop, unsigned int npeeled) } if (!loop_exit_edge_p (loop, exit_edge)) exit_edge = EDGE_SUCC (bb, 1); - exit_edge->probability = REG_BR_PROB_BASE; + exit_edge->probability = profile_probability::always (); exit_edge->count = exit_edge->src->count; gcc_checking_assert (loop_exit_edge_p (loop, exit_edge)); gcond *cond_stmt = as_a <gcond *> (elt->stmt); @@ -642,7 +642,7 @@ unloop_loops (bitmap loop_closed_ssa_invalidated, it in. */ stmt = gimple_build_call (builtin_decl_implicit (BUILT_IN_UNREACHABLE), 0); latch_edge = make_edge (latch, create_basic_block (NULL, NULL, latch), flags); - latch_edge->probability = 0; + latch_edge->probability = profile_probability::never (); latch_edge->count = profile_count::zero (); latch_edge->flags |= flags; latch_edge->goto_locus = locus; @@ -1104,12 +1104,13 @@ try_peel_loop (struct loop *loop, entry_freq += e->src->frequency; gcc_assert (!flow_bb_inside_loop_p (loop, e->src)); } - int scale = 1; + profile_probability p = profile_probability::very_unlikely (); if (loop->header->count > 0) - scale = entry_count.probability_in (loop->header->count); + p = entry_count.probability_in (loop->header->count); else if (loop->header->frequency) - scale = RDIV (entry_freq * REG_BR_PROB_BASE, loop->header->frequency); - scale_loop_profile (loop, scale, 0); + p = profile_probability::probability_in_gcov_type + (entry_freq, loop->header->frequency); + scale_loop_profile (loop, p, 0); bitmap_set_bit (peeled_loops, loop->num); return true; } |