On Wed, 12 Nov 2025 13:34:54 GMT, Emanuel Peter <[email protected]> wrote:
>> This PR proposes to consolidate and standardize the benchmarks related to >> the bulk operations for memory segments. >> >> All the benchmarks will now run with >> (heap|native)x(aligned|unaligned)x(intint|intlong|longlong) combinations. >> >> It should be noted that with this change, the running time for the >> benchmarks would increase significantly. > > test/micro/org/openjdk/bench/java/lang/foreign/SegmentBulkMismatch.java line > 122: > >> 120: srcSegment = srcSegment.asSlice(1, size); >> 121: dstSegment = dstSegment.asSlice(1, size); >> 122: } > > What do you hope to acheive with this? I hope that the intrinsics > automatically align the vectors, right? Or are you checking for exactly that? Yepp. The idea was to test the impact of alignment, as the hand-rolled version uses unaligned access, and the intrinsics might align its bulk operations. ------------- PR Review Comment: https://git.openjdk.org/jdk/pull/28260#discussion_r2518385504
