Richard Thier
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e7a4f24a87
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re-enabled 4pasu for upcoming youtube-ing
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2025-10-02 18:18:26 +02:00 |
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Richard Thier
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66376651a3
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Revert "thier3: tricky rotation based state storing..."
This reverts commit 1d1f151c0730314ee4370eb288bf1f8c09824b02.
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2025-10-02 08:09:57 +02:00 |
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Richard Thier
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74e24486f4
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Revert "tiny (hopefully) optimization for tpxb"
This reverts commit 2aa7de0d40bca5c8713c5edb41a2ff3995a2ea01.
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2025-10-02 08:09:44 +02:00 |
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Richard Thier
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2aa7de0d40
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tiny (hopefully) optimization for tpxb
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2025-10-02 08:09:27 +02:00 |
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Richard Thier
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ce121571ca
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miore stuff in makefile in case of releases (-march and -fschedule-insns)
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2025-10-02 08:08:58 +02:00 |
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Richard Thier
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1d1f151c07
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thier3: tricky rotation based state storing...
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2025-10-02 05:48:24 +02:00 |
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Richard Thier
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7ef63734a1
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magyarsort: comment about GC totally not working in my opinion
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2025-10-02 04:52:13 +02:00 |
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Richard Thier
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12431f229e
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rthier randomized only above threshold
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2025-10-02 04:51:33 +02:00 |
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Richard Thier
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9b9997cbdb
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Revert "simpler occurence template"
This reverts commit d487bb111b93f4ab186147fd876373f46eff0e59.
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2025-10-02 02:28:54 +02:00 |
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Richard Thier
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d487bb111b
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simpler occurence template
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2025-10-02 02:28:46 +02:00 |
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Richard Thier
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b5aeaa1bdb
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added frewr comment - because it becames fastest in oct 1 - 2025
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2025-10-01 19:09:18 +02:00 |
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Richard Thier
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fb0b8ce255
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added licences - this is first commit that I will push upstream online to my gitea local repo!
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2025-10-01 17:26:18 +02:00 |
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Richard Thier
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27873e06fe
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7 relative randomization + a full random / 8 element
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2025-10-01 17:12:58 +02:00 |
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Richard Thier
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603e689de7
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added various shell script helpers
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2025-10-01 16:49:30 +02:00 |
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Richard Thier
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7d407000fe
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added pre-randomized sorts (not so great so far - probably too much cache misses)
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2025-10-01 16:49:00 +02:00 |
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Richard Thier
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d43b55f065
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thier3: added mlock/munlock for array and its temporary (you can turn this off)
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2025-10-01 04:36:18 +02:00 |
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Richard Thier
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ccdf991824
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Revert "tpxb: 16-wide manual unroll - but it does not seem to be faster"
This reverts commit 6d794612624b445c8e4dae4ea3ee3b42b6a4c92f.
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2025-10-01 04:26:44 +02:00 |
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Richard Thier
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100de9bc67
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Revert "32-wide manual unroll with 2x compiled... still not as good perf as automatic 48x"
This reverts commit 18b734a6e70e989168c94d051bf2da5c08560790.
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2025-10-01 04:26:32 +02:00 |
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Richard Thier
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18b734a6e7
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32-wide manual unroll with 2x compiled... still not as good perf as automatic 48x
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2025-10-01 04:18:04 +02:00 |
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Richard Thier
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6d79461262
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tpxb: 16-wide manual unroll - but it does not seem to be faster
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2025-10-01 04:02:08 +02:00 |
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Richard Thier
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036725611b
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removed non-temporal writes as too random patterns for it
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2025-10-01 03:24:08 +02:00 |
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Richard Thier
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a16917830f
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add back "make release_ypsu_noinline_debug_sym" for flamegraphs
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2025-10-01 02:37:56 +02:00 |
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Richard Thier
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0beb389c50
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Revert "more uint->int, but these seem to make it slower a bit so will be reverted"
This reverts commit ef9e4f799b4f73e9319264a82fc89e885ef455ac.
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2025-10-01 02:16:42 +02:00 |
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Richard Thier
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ef9e4f799b
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more uint->int, but these seem to make it slower a bit so will be reverted
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2025-10-01 02:16:34 +02:00 |
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Richard Thier
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478d87e148
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bugfix: remaining 4095 in code after mass changing 4096 to 256
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2025-10-01 02:07:10 +02:00 |
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Richard Thier
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31dd239ad3
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Revert "thier3 / tpxb: int->uint32, but this loses a little perf because likely compiler uses the UB of signed overflow to optimize out stuff so will be reverted as it is not a practical thing anyways"
This reverts commit 808b87f266b2ce8a058b94d9183d100362abe1b4.
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2025-10-01 02:06:23 +02:00 |
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Richard Thier
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808b87f266
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thier3 / tpxb: int->uint32, but this loses a little perf because likely compiler uses the UB of signed overflow to optimize out stuff so will be reverted as it is not a practical thing anyways
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2025-10-01 02:06:14 +02:00 |
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Richard Thier
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c032109110
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Revert "tpbx: tried removal of relative addressing but it does not help, just makes n be int instead of uint32_t so probably will be reverted. Sad because this actually looked beneficial"
This reverts commit 5ecb48815b57c51527f2c55c3555fb40ffe48f6b.
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2025-10-01 01:53:38 +02:00 |
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Richard Thier
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5ecb48815b
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tpbx: tried removal of relative addressing but it does not help, just makes n be int instead of uint32_t so probably will be reverted. Sad because this actually looked beneficial
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2025-10-01 01:53:28 +02:00 |
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Richard Thier
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98222d4494
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tpxb: tried non-temporal writes (bad for random writes)
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2025-10-01 01:28:49 +02:00 |
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Richard Thier
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22ec030116
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thier3: micro-optimized some of the unrolls
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2025-10-01 01:00:07 +02:00 |
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Richard Thier
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69d1432721
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thier3: no unnecessary 4096 loops and storage because last commit makes it not necessary
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2025-10-01 00:34:08 +02:00 |
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Richard Thier
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1f6ef0f2ea
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thier3: realized that I can run with 256 bucketed float prepass (many us faster!) + experimented with a 1bit split trick (too much overhead to win, despite less cache misses)
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2025-10-01 00:29:32 +02:00 |
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Richard Thier
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45820cf81c
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re-added FlameGraph submodule
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2025-09-30 22:22:30 +02:00 |
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Richard Thier
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08cb90bb1b
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Revert "prepared for flame graph analysis"
This reverts commit ac873f7123c0dd23ff9d73668e005c71944a8afa.
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2025-09-30 22:18:10 +02:00 |
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Richard Thier
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a849b01fa8
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Reapply "adds cache_miss_flamegraph.sh"
This reverts commit 2a507e9f54e8478a2aa0fd2116e98c2aeb5579bd.
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2025-09-30 22:17:53 +02:00 |
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Richard Thier
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2a507e9f54
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Revert "adds cache_miss_flamegraph.sh"
This reverts commit 78266ef34577eaf88ff5507e4a10e3ba2459bfe8.
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2025-09-30 22:17:38 +02:00 |
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Richard Thier
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52fc14b0f6
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Revert "thier3: write caching queues fixed - bug just makes it slower despite less cache misses"
This reverts commit 967c7c19b54fd0db820bbfa1cbe199a8ac9f5419.
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2025-09-30 22:17:30 +02:00 |
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Richard Thier
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967c7c19b5
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thier3: write caching queues fixed - bug just makes it slower despite less cache misses
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2025-09-30 22:12:22 +02:00 |
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Richard Thier
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78266ef345
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adds cache_miss_flamegraph.sh
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2025-09-30 17:22:19 +02:00 |
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Richard Thier
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ac873f7123
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prepared for flame graph analysis
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2025-09-30 17:19:47 +02:00 |
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Richard Thier
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da0c024a32
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add results/
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2025-09-30 13:53:52 +02:00 |
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Richard Thier
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0a199b9d72
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Revert "hand unrolled thiersort3 - I think its slower than gcc unrolling and surely more complex so I will revert"
This reverts commit 523605e8d841733d7c398131ea50e356b35b88e3.
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2025-09-29 18:52:02 +02:00 |
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Richard Thier
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523605e8d8
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hand unrolled thiersort3 - I think its slower than gcc unrolling and surely more complex so I will revert
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2025-09-29 18:51:53 +02:00 |
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Richard Thier
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a5cb0995e3
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added missing headers for thiersort3
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2025-09-29 18:21:16 +02:00 |
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Richard Thier
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7ca9a19c5d
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tests for thier3 - works and very fast
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2025-09-29 18:18:37 +02:00 |
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Richard Thier
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86f81d2a1c
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minor threepass optimizations and thier2 variant that uses threepass (but does unnecessary work in that case: allocation, extra copies, extra step for partitioning, etc)
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2025-09-29 03:31:06 +02:00 |
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Richard Thier
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a17b284c8a
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added three-plus-one pass radix which performs very well, but there is 0.8 ILP only because of lot of cache misses. worse perf on random than magyarsort, but better than ska_copy and best worst cases - might hook into thier2?
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2025-09-29 02:24:50 +02:00 |
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Richard Thier
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f4e4db43f9
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4096-wise thiersort2
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2025-09-27 01:43:55 +02:00 |
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Richard Thier
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76001efd98
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2048-wise thiersort2
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2025-09-27 01:41:52 +02:00 |
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