diff options
Diffstat (limited to 'src/mem/cache/prefetch')
| -rw-r--r-- | src/mem/cache/prefetch/irregular_stream_buffer.cc | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/mem/cache/prefetch/irregular_stream_buffer.cc b/src/mem/cache/prefetch/irregular_stream_buffer.cc index 45aba0b32..345fe7060 100644 --- a/src/mem/cache/prefetch/irregular_stream_buffer.cc +++ b/src/mem/cache/prefetch/irregular_stream_buffer.cc @@ -147,7 +147,10 @@ IrregularStreamBufferPrefetcher::calculatePrefetch(const PrefetchInfo &pfi, Addr sp_index = mapping.address % prefetchCandidatesPerEntry; AddressMappingEntry *sp_am = spAddressMappingCache.findEntry(sp_address, is_secure); - assert(sp_am != nullptr); + if (sp_am == nullptr) { + // The entry has been evicted, can not generate prefetches + return; + } for (unsigned d = 1; d <= degree && (sp_index + d) < prefetchCandidatesPerEntry; d += 1) |