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| author |  mtklein <mtklein@chromium.org> | 2015-12-01 07:10:21 -0800 |
|---|---|---|
| committer |  Commit bot <commit-bot@chromium.org> | 2015-12-01 07:10:21 -0800 |
| commit | 9db43ac4ee1a83a4f7b332fe6c00f592b6237349 (patch) | |
| tree | ce3b9eedc76bf142d31325d041295097774fee5c /bench/Sk4fBench.cpp | |
| parent | eeebdb538d476c1bfc8b63a946094ca1b505ecd1 (diff) | |
Add Sk4f::ToBytes(uint8_t[16], Sk4f, Sk4f, Sk4f, Sk4f)
This is a big speedup for float -> byte. E.g. gradient_linear_clamp_3color:
x86-64 147µs -> 103µs (Broadwell MBP)
arm64 2.03ms -> 648µs (Galaxy S6)
armv7 1.12ms -> 489µs (Galaxy S6, same device!)
BUG=skia:
CQ_EXTRA_TRYBOTS=client.skia:Test-Ubuntu-GCC-GCE-CPU-AVX2-x86_64-Release-SKNX_NO_SIMD-Trybot;client.skia.android:Test-Android-GCC-Nexus9-CPU-Denver-Arm64-Debug-Trybot
Review URL: https://codereview.chromium.org/1483953002
Diffstat (limited to 'bench/Sk4fBench.cpp')
| -rw-r--r-- | bench/Sk4fBench.cpp | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/bench/Sk4fBench.cpp b/bench/Sk4fBench.cpp index 02ac14591d..b2f2b4a58e 100644 --- a/bench/Sk4fBench.cpp +++ b/bench/Sk4fBench.cpp @@ -62,10 +62,7 @@ struct Sk4fGradientBench : public Benchmark { c = b + dcdx, d = c + dcdx; for (size_t i = 0; i < SK_ARRAY_COUNT(fDevice); i += 4) { - a.toBytes((uint8_t*)(fDevice+i+0)); - b.toBytes((uint8_t*)(fDevice+i+1)); - c.toBytes((uint8_t*)(fDevice+i+2)); - d.toBytes((uint8_t*)(fDevice+i+3)); + Sk4f::ToBytes((uint8_t*)(fDevice+i), a, b, c, d); a = a + dcdx4; b = b + dcdx4; c = c + dcdx4; |