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| author | Peter Collingbourne <peter@pcc.me.uk> | 2020-11-03 18:00:40 -0800 |
|---|---|---|
| committer | Peter Collingbourne <peter@pcc.me.uk> | 2020-11-05 09:24:50 -0800 |
| commit | ee7b629df27113c2752814efdec960042f799b03 (patch) | |
| tree | 5e396edee2b957d1d97c539ea0676babdcc8f89c /llvm/unittests/Support/CommandLineTest.cpp | |
| parent | 5e34877480dfcb8c3cd6f95ac0a46aca417b19bc (diff) | |
| download | llvm-ee7b629df27113c2752814efdec960042f799b03.zip llvm-ee7b629df27113c2752814efdec960042f799b03.tar.gz llvm-ee7b629df27113c2752814efdec960042f799b03.tar.bz2 | |
scudo: Don't memset previously released cached pages in the secondary allocator.
There is no need to memset released pages because they are already
zero. On db845c, before:
BM_stdlib_malloc_free_default/131072 34562 ns 34547 ns 20258 bytes_per_second=3.53345G/s
after:
BM_stdlib_malloc_free_default/131072 29618 ns 29589 ns 23485 bytes_per_second=4.12548G/s
Differential Revision: https://reviews.llvm.org/D90814
Diffstat (limited to 'llvm/unittests/Support/CommandLineTest.cpp')
0 files changed, 0 insertions, 0 deletions