diff options
Diffstat (limited to 'src/afl-fuzz-queue.c')
| -rw-r--r-- | src/afl-fuzz-queue.c | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/src/afl-fuzz-queue.c b/src/afl-fuzz-queue.c index 20973f51..14ba1ace 100644 --- a/src/afl-fuzz-queue.c +++ b/src/afl-fuzz-queue.c @@ -701,13 +701,20 @@ void update_bitmap_score(afl_state_t *afl, struct queue_entry *q) { u64 fav_factor; u64 fuzz_p2; - if (unlikely(afl->schedule >= FAST && afl->schedule < RARE)) + if (likely(afl->schedule >= FAST && afl->schedule < RARE)) { + fuzz_p2 = 0; // Skip the fuzz_p2 comparison - else if (unlikely(afl->schedule == RARE)) + + } else if (unlikely(afl->schedule == RARE)) { + fuzz_p2 = next_pow2(afl->n_fuzz[q->n_fuzz_entry]); - else + + } else { + fuzz_p2 = q->fuzz_level; + } + if (unlikely(afl->schedule >= RARE) || unlikely(afl->fixed_seed)) { fav_factor = q->len << 2; @@ -729,12 +736,18 @@ void update_bitmap_score(afl_state_t *afl, struct queue_entry *q) { /* Faster-executing or smaller test cases are favored. */ u64 top_rated_fav_factor; u64 top_rated_fuzz_p2; - if (unlikely(afl->schedule >= FAST && afl->schedule <= RARE)) + + if (likely(afl->schedule >= FAST && afl->schedule <= RARE)) { + top_rated_fuzz_p2 = next_pow2(afl->n_fuzz[afl->top_rated[i]->n_fuzz_entry]); - else + + } else { + top_rated_fuzz_p2 = afl->top_rated[i]->fuzz_level; + } + if (unlikely(afl->schedule >= RARE) || unlikely(afl->fixed_seed)) { top_rated_fav_factor = afl->top_rated[i]->len << 2; @@ -746,9 +759,9 @@ void update_bitmap_score(afl_state_t *afl, struct queue_entry *q) { } - if (fuzz_p2 > top_rated_fuzz_p2) continue; + if (likely(fuzz_p2 > top_rated_fuzz_p2)) { continue; } - if (fav_factor > top_rated_fav_factor) continue; + if (likely(fav_factor > top_rated_fav_factor)) { continue; } /* Looks like we're going to win. Decrease ref count for the previous winner, discard its afl->fsrv.trace_bits[] if necessary. */ |