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074b48ecb5
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herb 074b48ecb5 I have found a more efficient way of detecting 1 and 0 alpha in SSE2. In addition, I found a stall on an execution unit for the lea instruction and rearranged to code to avoid that. 
Before
 1,362.01 LinearSrcOvericonstrip.pngVSkOptsSSE41
 2,132.54 LinearSrcOvericonstrip.pngVSkOptsDefault
 1,717.77 LinearSrcOvericonstrip.pngVSkOptsNonSimdCore
 3,525.14 LinearSrcOvericonstrip.pngVSkOptsTrivial
11,181.78 LinearSrcOvericonstrip.pngVSkOptsBruteForce
   644.77 LinearSrcOvermandrill_512.pngVSkOptsSSE41
   682.51 LinearSrcOvermandrill_512.pngVSkOptsDefault
 1,169.65 LinearSrcOvermandrill_512.pngVSkOptsNonSimdCore
 2,486.45 LinearSrcOvermandrill_512.pngVSkOptsTrivial
11,635.94 LinearSrcOvermandrill_512.pngVSkOptsBruteForce
   217.76 LinearSrcOverplane.pngVSkOptsSSE41
   437.09 LinearSrcOverplane.pngVSkOptsDefault
   275.91 LinearSrcOverplane.pngVSkOptsNonSimdCore
   481.70 LinearSrcOverplane.pngVSkOptsTrivial
 1,504.66 LinearSrcOverplane.pngVSkOptsBruteForce
   323.90 LinearSrcOverbaby_tux.pngVSkOptsSSE41
   497.49 LinearSrcOverbaby_tux.pngVSkOptsDefault
   456.08 LinearSrcOverbaby_tux.pngVSkOptsNonSimdCore
   786.46 LinearSrcOverbaby_tux.pngVSkOptsTrivial
 2,554.65 LinearSrcOverbaby_tux.pngVSkOptsBruteForce
   484.83 LinearSrcOveryellow_rose.pngVSkOptsSSE41
   821.86 LinearSrcOveryellow_rose.pngVSkOptsDefault
   655.37 LinearSrcOveryellow_rose.pngVSkOptsNonSimdCore
 1,323.80 LinearSrcOveryellow_rose.pngVSkOptsTrivial
 5,802.61 LinearSrcOveryellow_rose.pngVSkOptsBruteForce

After changes to sse2 and sse4.1
  1,343.12 LinearSrcOvericonstrip.pngVSkOptsSSE41
  1,441.17 LinearSrcOvericonstrip.pngVSkOptsDefault
  1,679.97 LinearSrcOvericonstrip.pngVSkOptsNonSimdCore
  3,481.05 LinearSrcOvericonstrip.pngVSkOptsTrivial
 10,979.99 LinearSrcOvericonstrip.pngVSkOptsBruteForce
    574.17 LinearSrcOvermandrill_512.pngVSkOptsSSE41
    641.40 LinearSrcOvermandrill_512.pngVSkOptsDefault
  1,169.44 LinearSrcOvermandrill_512.pngVSkOptsNonSimdCore
  2,359.84 LinearSrcOvermandrill_512.pngVSkOptsTrivial
 12,106.02 LinearSrcOvermandrill_512.pngVSkOptsBruteForce
    209.95 LinearSrcOverplane.pngVSkOptsSSE41
    249.12 LinearSrcOverplane.pngVSkOptsDefault
    270.36 LinearSrcOverplane.pngVSkOptsNonSimdCore
    466.30 LinearSrcOverplane.pngVSkOptsTrivial
  1,431.14 LinearSrcOverplane.pngVSkOptsBruteForce
    309.70 LinearSrcOverbaby_tux.pngVSkOptsSSE41
    354.86 LinearSrcOverbaby_tux.pngVSkOptsDefault
    442.69 LinearSrcOverbaby_tux.pngVSkOptsNonSimdCore
    764.12 LinearSrcOverbaby_tux.pngVSkOptsTrivial
  2,756.16 LinearSrcOverbaby_tux.pngVSkOptsBruteForce
    457.70 LinearSrcOveryellow_rose.pngVSkOptsSSE41
    500.50 LinearSrcOveryellow_rose.pngVSkOptsDefault
    677.84 LinearSrcOveryellow_rose.pngVSkOptsNonSimdCore
  1,301.50 LinearSrcOveryellow_rose.pngVSkOptsTrivial
  5,786.40 LinearSrcOveryellow_rose.pngVSkOptsBruteForce

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1998373002
CQ_EXTRA_TRYBOTS=client.skia:Test-Ubuntu-GCC-GCE-CPU-AVX2-x86_64-Release-SKNX_NO_SIMD-Trybot

Review-Url: https://codereview.chromium.org/1998373002
2016-05-23 13:50:12 -07:00
animations first cut at a checkbox 2009-10-21 19:41:10 +00:00
bench Retract GrRenderTarget from GrTestTarget 2016-05-20 11:14:33 -07:00
bin bin/fetch-skps: print instruction on error 2016-04-26 12:38:47 -07:00
cmake cmake: fixes for windows 2016-05-12 11:25:01 -07:00
debugger Fix old debugger 2016-04-29 14:02:18 -07:00
dm Test color correction in DM 2016-05-23 10:21:17 -07:00
example Added --deepColor option to SampleApp, triggers creation of a ten-bit/channel 2016-05-05 12:24:31 -07:00
experimental Remove custom bundle ID for iOS 2016-05-20 11:20:38 -07:00
fuzz Move SkTypeface to sk_sp. 2016-05-12 10:09:31 -07:00
gm Retract GrRenderTarget from GrTestTarget 2016-05-20 11:14:33 -07:00
gyp Add Xlib support to viewer 2016-05-23 13:13:36 -07:00
include Add Xlib support to viewer 2016-05-23 13:13:36 -07:00
infra Add isolate_android_sdk.py script and android_sdk_hash 2016-05-13 08:41:04 -07:00
platform_tools Remove custom bundle ID for iOS 2016-05-20 11:20:38 -07:00
resources Test color correction in DM 2016-05-23 10:21:17 -07:00
samplecode Move SkTypeface to sk_sp. 2016-05-12 10:09:31 -07:00
site Fix example code in skpaint.md. 2016-05-18 13:28:56 -07:00
src I have found a more efficient way of detecting 1 and 0 alpha in SSE2. In addition, I found a stall on an execution unit for the lea instruction and rearranged to code to avoid that. 2016-05-23 13:50:12 -07:00
tests Make SkColorSpace a public API 2016-05-23 09:29:29 -07:00
third_party Update libpng to 1.6.22rc01 2016-05-17 09:31:04 -07:00
tools Add Xlib support to viewer 2016-05-23 13:13:36 -07:00
.gitignore Delete ChromeOS code 2016-04-29 14:01:34 -07:00
AUTHORS Add AVX/AVX2 support for runtime check 2016-04-08 15:31:45 -07:00
codereview.settings Automatically add a docs preview link and NOTRY=true when there are only docs changes. 2015-02-26 10:16:13 -08:00
CONTRIBUTING Fix references to https://sites.google.com/site/skiadocs/. 2015-02-03 13:12:54 -02:00
CQ_COMMITTERS Moved committer list to chrome-infra-auth and deleted it from the repo 2015-09-02 13:37:54 -07:00
DEPS Update libpng to 1.6.22rc01 2016-05-17 09:31:04 -07:00
Doxyfile Documentation: SkCanvas API 2015-05-19 10:21:29 -07:00
gyp_skia Make Win runtime DLLs writeable before overwriting 2016-03-18 08:33:38 -07:00
gyp_skia.py Roll gyp deps from 1765 to 1796. 2013-11-21 18:11:14 +00:00
LICENSE Include resources directory in google3 sync. 2015-10-20 13:00:48 -07:00
make.bat Fix references to https://sites.google.com/site/skiadocs/. 2015-02-03 13:12:54 -02:00
make.py GYP: remove stale skia_scalar gyp variable 2015-11-10 13:25:12 -05:00
Makefile Add visualbench as valid target to Makefile 2015-12-18 08:05:06 -08:00
OWNERS add root files from chrome 2013-08-13 19:11:15 +00:00
PRESUBMIT.py Fix Gold trybot results URL 2016-05-20 03:50:01 -07:00
public.bzl Move SkTypeface to sk_sp. 2016-05-12 10:09:31 -07:00
README Fix references to https://sites.google.com/site/skiadocs/. 2015-02-03 13:12:54 -02:00
README.chromium Update README.chromium. 2015-06-11 13:19:24 -07:00
SK_IMAGE_VERSION Update image testing to version 6 2016-05-23 10:19:27 -07:00
skia.gyp Fix references to https://sites.google.com/site/skiadocs/. 2015-02-03 13:12:54 -02:00
SKP_VERSION Update SKP version 2016-05-22 00:35:10 -07:00
whitespace.txt Whitespace change to test bots 2016-05-06 06:41:36 -07:00

README 

Skia is a complete 2D graphic library for drawing Text, Geometries, and Images.

See full details, and build instructions, at https://skia.org.