diff options
| author |  mtklein <mtklein@chromium.org> | 2015-07-27 11:08:28 -0700 |
|---|---|---|
| committer |  Commit bot <commit-bot@chromium.org> | 2015-07-27 11:08:28 -0700 |
| commit | 58fd2c8af4fc4debbf3c9f3cf7783971982bd6dc (patch) | |
| tree | e1bc172dafab6416e0de9a243ceaf4cd51257b5b /src/opts/opts_check_x86.cpp | |
| parent | ce2c5055cee5d5d3c9fc84c1b3eeed4b4d84a827 (diff) | |
Remove sk_memcpy32
It's only implemented on x86, where the exisiting benchmark says memcpy() is
faster for all cases:
Timer overhead: 24ns
curr/maxrss loops min median mean max stddev samples config bench
10/10 MB 1 35.9µs 36.2µs 36.2µs 36.6µs 1% ▁▂▄▅▅▃█▄▄▅ nonrendering sk_memcpy32_100000
10/10 MB 13 2.27µs 2.28µs 2.28µs 2.29µs 0% █▄▃▅▃▁▃▅▁▄ nonrendering sk_memcpy32_10000
11/11 MB 677 91.6ns 95.9ns 94.5ns 99.4ns 3% ▅▅▅▅▅█▁▁▁▁ nonrendering sk_memcpy32_1000
11/11 MB 1171 20ns 20.9ns 21.3ns 23.4ns 6% ▁▁▇▃▃▃█▇▃▃ nonrendering sk_memcpy32_100
11/11 MB 1952 14ns 14ns 14.3ns 15.2ns 3% ▁▁██▁▁▁▁▁▁ nonrendering sk_memcpy32_10
11/11 MB 5 33.6µs 33.7µs 34.1µs 35.2µs 2% ▆▇█▁▁▁▁▁▁▁ nonrendering memcpy32_memcpy_100000
11/11 MB 18 2.12µs 2.22µs 2.24µs 2.39µs 5% ▂█▄▇█▄▇▁▁▁ nonrendering memcpy32_memcpy_10000
11/11 MB 1112 87.3ns 87.3ns 89.1ns 93.7ns 3% ▄██▄▁▁▁▁▁▁ nonrendering memcpy32_memcpy_1000
11/11 MB 2124 12.8ns 13.3ns 13.5ns 14.8ns 6% ▁▁▁█▃▃█▇▃▃ nonrendering memcpy32_memcpy_100
11/11 MB 3077 9ns 9.41ns 9.52ns 10.2ns 4% ▃█▁█▃▃▃▃▃▃ nonrendering memcpy32_memcpy_10
(Why? One fewer thing to port to SkOpts.)
BUG=skia:4117
Review URL: https://codereview.chromium.org/1256763003
Diffstat (limited to 'src/opts/opts_check_x86.cpp')
| -rw-r--r-- | src/opts/opts_check_x86.cpp | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/src/opts/opts_check_x86.cpp b/src/opts/opts_check_x86.cpp index 26490eb63d..8671c3abaa 100644 --- a/src/opts/opts_check_x86.cpp +++ b/src/opts/opts_check_x86.cpp @@ -317,14 +317,6 @@ SkMemset32Proc SkMemset32GetPlatformProc() { } } -SkMemcpy32Proc SkMemcpy32GetPlatformProc() { - if (supports_simd(SK_CPU_SSE_LEVEL_SSE2)) { - return sk_memcpy32_SSE2; - } else { - return NULL; - } -} - //////////////////////////////////////////////////////////////////////////////// SkMorphologyImageFilter::Proc SkMorphologyGetPlatformProc(SkMorphologyProcType type) { |