Tile Compression

cc/cc.gyp

Index: cc/cc.gyp
diff --git a/cc/cc.gyp b/cc/cc.gyp
index 43e4b20243a8aafb347bf994a3bc7b7a6c23ec91..b3ff23ed174c3dcb6acdea7d814013e000cb78a6 100644
--- a/cc/cc.gyp
+++ b/cc/cc.gyp
@@ -20,6 +20,7 @@
         '<(DEPTH)/ui/events/events.gyp:events_base',
         '<(DEPTH)/ui/gfx/gfx.gyp:gfx',
         '<(DEPTH)/ui/gfx/gfx.gyp:gfx_geometry',
+        'cc_opts',
       ],
       'variables': {
         'optimize': 'max',
@@ -458,6 +459,12 @@
         'resources/skpicture_content_layer_updater.h',
         'resources/task_graph_runner.cc',
         'resources/task_graph_runner.h',
+        'resources/texture_compress/atc_dxt.cc',
+        'resources/texture_compress/atc_dxt.h',
+        'resources/texture_compress/etc1.cc',
+        'resources/texture_compress/etc1.h',
+        'resources/texture_compress/texture_compress.cc',
+        'resources/texture_compress/texture_compress.h',
         'resources/texture_mailbox.cc',
         'resources/texture_mailbox.h',
         'resources/texture_mailbox_deleter.cc',
@@ -538,6 +545,13 @@
       ],
       # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
       'msvs_disabled_warnings': [ 4267, ],
+      'conditions': [
+        ['OS == "android"', {
+          'includes': [
+            '../build/android/cpufeatures.gypi',
+          ]
+        }],
+      ],
     },
     {
       # GN version: //cc/surfaces
@@ -580,5 +594,53 @@
         '../build/android/increase_size_for_speed.gypi',
       ],
     },
+    {
+      'target_name': 'cc_opts',
+      'type': 'static_library',
+      'conditions': [
+        ['target_arch == "arm" and arm_version >= 7 and (arm_neon == 1 or arm_neon_optional == 1)', {
+          'defines': [
+            'CC_IMPLEMENTATION=1',
+          ],
+          'dependencies': [
+            'cc_opts_neon',
+          ]
+        }],
+      ],
+    },
+  ],
+  'conditions': [
+    ['target_arch == "arm" and arm_version >= 7 and (arm_neon == 1 or arm_neon_optional == 1)', {
+      'targets': [
+        {
+          'target_name': 'cc_opts_neon',
+          'type': 'static_library',
+          'dependencies': [
+            '<(DEPTH)/base/base.gyp:base',
+          ],
+          'defines': [
+            'CC_IMPLEMENTATION=1',
+          ],
+          'sources': [
+            'resources/texture_compress/arm/atc_dxt_neon.cc',
+            'resources/texture_compress/arm/atc_dxt_neon.h',
+            'resources/texture_compress/arm/etc1_neon.cc',
+            'resources/texture_compress/arm/etc1_neon.h',
+          ],
+          # behavior similar to *.c.neon in an Android.mk
+          'cflags!': [
+            '-mfpu=vfpv3-d16',
+          ],
+          'cflags': [
+            '-mfpu=neon',
+          ],
+          'configurations': {
+            'Release': {
+              'cflags': [ '-O3', '-ffast-math' ],
+            },
+          },
+        },
+      ],
+    }],
   ],
 }