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author | Simon Peyton Jones <simonpj@microsoft.com> | 2022-07-19 09:54:18 +0100 |
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committer | Marge Bot <ben+marge-bot@smart-cactus.org> | 2022-07-25 14:38:14 -0400 |
commit | 65f7838a281fb2e9fe28e38d2fe88e06deda27a0 (patch) | |
tree | f4480d29631057ff6912249e239bba0b492efd50 | |
parent | d4fe2f4e01e414e78f8f4d9c626e8babfdf5bf48 (diff) | |
download | haskell-65f7838a281fb2e9fe28e38d2fe88e06deda27a0.tar.gz |
Add a 'notes' file in testsuite/tests/perf/compiler
This file is just a place to accumlate notes about particular
benchmarks, so that I don't keep re-inventing the wheel.
-rw-r--r-- | testsuite/tests/perf/compiler/notes | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/testsuite/tests/perf/compiler/notes b/testsuite/tests/perf/compiler/notes new file mode 100644 index 0000000000..9f17ff3521 --- /dev/null +++ b/testsuite/tests/perf/compiler/notes @@ -0,0 +1,15 @@ +Notes about compiler benchmarks +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +This file contains informal notes about the peculiarities of +individual benchmark programs, so that I don't keep re-inventing the +wheel. Just add to this file if you find something new and +interesting. + +T18223 +~~~~~~ +This test is full of casts and coercions. + +!8600 led to a 20% decrease in compiler allocation, although the +program was the same size after every step. I suspect that it was the +patch (part of !8600) that switched off eta-expansion in stable +unfoldings; but I'm not sure. |