On Wed, 24 May 2023 16:17:14 GMT, Andrew Haley <a...@openjdk.org> wrote:
>> This provides a solid speedup of about 3-4x over the Java implementation. >> >> I have a vectorized version of this which uses a bunch of tricks to speed it >> up, but it's complex and can still be improved. We're getting close to ramp >> down, so I'm submitting this simple intrinsic so that we can get it reviewed >> in time. >> >> Benchmarks: >> >> >> ThunderX (2, I think): >> >> Benchmark (dataSize) (provider) Mode Cnt >> Score Error Units >> Poly1305DigestBench.updateBytes 64 thrpt 3 >> 14078352.014 ± 4201407.966 ops/s >> Poly1305DigestBench.updateBytes 256 thrpt 3 >> 5154958.794 ± 1717146.980 ops/s >> Poly1305DigestBench.updateBytes 1024 thrpt 3 >> 1416563.273 ± 1311809.454 ops/s >> Poly1305DigestBench.updateBytes 16384 thrpt 3 >> 94059.570 ± 2913.021 ops/s >> Poly1305DigestBench.updateBytes 1048576 thrpt 3 >> 1441.024 ± 164.443 ops/s >> >> Benchmark (dataSize) (provider) Mode Cnt >> Score Error Units >> Poly1305DigestBench.updateBytes 64 thrpt 3 >> 4516486.795 ± 419624.224 ops/s >> Poly1305DigestBench.updateBytes 256 thrpt 3 >> 1228542.774 ± 202815.694 ops/s >> Poly1305DigestBench.updateBytes 1024 thrpt 3 >> 316051.912 ± 23066.449 ops/s >> Poly1305DigestBench.updateBytes 16384 thrpt 3 >> 20649.561 ± 1094.687 ops/s >> Poly1305DigestBench.updateBytes 1048576 thrpt 3 >> 310.564 ± 31.053 ops/s >> >> Apple M1: >> >> Benchmark (dataSize) (provider) Mode Cnt >> Score Error Units >> Poly1305DigestBench.updateBytes 64 thrpt 3 >> 33551968.946 ± 849843.905 ops/s >> Poly1305DigestBench.updateBytes 256 thrpt 3 >> 9911637.214 ± 63417.224 ops/s >> Poly1305DigestBench.updateBytes 1024 thrpt 3 >> 2604370.740 ± 29208.265 ops/s >> Poly1305DigestBench.updateBytes 16384 thrpt 3 >> 165183.633 ± 1975.998 ops/s >> Poly1305DigestBench.updateBytes 1048576 thrpt 3 >> 2587.132 ± 40.240 ops/s >> >> Benchmark (dataSize) (provider) Mode Cnt >> Score Error Units >> Poly1305DigestBench.updateBytes 64 thrpt 3 >> 12373649.589 ± 184757.721 ops/s >> Poly1305DigestBench.upd... > > Andrew Haley has updated the pull request incrementally with one additional > commit since the last revision: > > Review comments Thanks for your patience in answering my questions and addressing my comments. ------------- Marked as reviewed by redestad (Reviewer). PR Review: https://git.openjdk.org/jdk/pull/14085#pullrequestreview-1442592376
