diff options
Diffstat (limited to 'vespalib')
| -rw-r--r-- | vespalib/src/vespa/vespalib/hwaccelrated/private_helpers.hpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/vespalib/src/vespa/vespalib/hwaccelrated/private_helpers.hpp b/vespalib/src/vespa/vespalib/hwaccelrated/private_helpers.hpp index 6fc49f969f2..65b4c717681 100644 --- a/vespalib/src/vespa/vespalib/hwaccelrated/private_helpers.hpp +++ b/vespalib/src/vespa/vespalib/hwaccelrated/private_helpers.hpp @@ -40,6 +40,8 @@ template<unsigned ChunkSize, unsigned Chunks> void andChunks(size_t offset, const std::vector<std::pair<const void *, bool>> & src, void * dest) { typedef uint64_t Chunk __attribute__ ((vector_size (ChunkSize))); + static_assert(sizeof(Chunk) == ChunkSize, "sizeof(Chunk) == ChunkSize"); + static_assert(ChunkSize*Chunks == 64, "ChunkSize*Chunks == 64"); Chunk * chunk = static_cast<Chunk *>(dest); const Chunk * tmp = cast<Chunk>(src[0].first, offset); for (size_t n=0; n < Chunks; n++) { @@ -57,6 +59,8 @@ template<unsigned ChunkSize, unsigned Chunks> void orChunks(size_t offset, const std::vector<std::pair<const void *, bool>> & src, void * dest) { typedef uint64_t Chunk __attribute__ ((vector_size (ChunkSize))); + static_assert(sizeof(Chunk) == ChunkSize, "sizeof(Chunk) == ChunkSize"); + static_assert(ChunkSize*Chunks == 64, "ChunkSize*Chunks == 64"); Chunk * chunk = static_cast<Chunk *>(dest); const Chunk * tmp = cast<Chunk>(src[0].first, offset); for (size_t n=0; n < Chunks; n++) { |