NEON implementation for Adler32

third_party/zlib/BUILD.gn

Index: third_party/zlib/BUILD.gn
diff --git a/third_party/zlib/BUILD.gn b/third_party/zlib/BUILD.gn
index a3384600a9216aa9fd564f0485fa5ba392478204..07f21db5e8824eb6f8029091db0c8bac44ce6aab 100644
--- a/third_party/zlib/BUILD.gn
+++ b/third_party/zlib/BUILD.gn
@@ -61,6 +61,7 @@ static_library("zlib") {
     "inftrees.c",
     "inftrees.h",
     "mozzconf.h",
+    "neon_adler32.h",

[cavalcantii1, 2017/02/04 18:53:01]

Forgot this one, got remove it.

     "trees.c",
     "trees.h",
     "uncompr.c",
@@ -73,6 +74,11 @@ static_library("zlib") {
 
   if (!is_ios && (current_cpu == "x86" || current_cpu == "x64")) {
     sources += [ "x86.c" ]
+  } else if (current_cpu == "arm" || current_cpu == "arm64") {
+    sources += [
+      "neon_adler32.c",
+      "neon_adler32.h",
+    ]
   }
 
   configs -= [ "//build/config/compiler:chromium_code" ]