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Diffstat (limited to 'gcc/tree-ssa-loop-prefetch.c')
| -rw-r--r-- | gcc/tree-ssa-loop-prefetch.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/tree-ssa-loop-prefetch.c b/gcc/tree-ssa-loop-prefetch.c index 6547489..934b49c 100644 --- a/gcc/tree-ssa-loop-prefetch.c +++ b/gcc/tree-ssa-loop-prefetch.c @@ -654,6 +654,11 @@ compute_miss_rate (unsigned HOST_WIDE_INT cache_line_size, int total_positions, miss_positions, miss_rate; int address1, address2, cache_line1, cache_line2; + /* It always misses if delta is greater than or equal to the cache + line size. */ + if (delta >= cache_line_size) + return 1000; + total_positions = 0; miss_positions = 0; |