Enable AVX opt for Win builds

generate_gypi.sh

 #!/bin/bash -e
 #
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This script is used to generate .gypi files and files in the config/platform
 # directories needed to build libvpx.
 # Every time libvpx source code is updated just run this script.
 #
@@ skipping 70 matching lines @@
   echo "      'conditions': [" >> $2
   echo "        ['os_posix==1 and OS!=\"mac\" and OS!=\"ios\"', {" >> $2
   echo "          'cflags!': [ '-mfpu=vfpv3-d16' ]," >> $2
   echo "          'cflags': [ '-m$4', ]," >> $2
   echo "        }]," >> $2
   echo "        ['OS==\"mac\" or OS==\"ios\"', {" >> $2
   echo "          'xcode_settings': {" >> $2
   echo "            'OTHER_CFLAGS': [ '-m$4', ]," >> $2
   echo "          }," >> $2
   echo "        }]," >> $2
+  if [[ $4 == avx* ]]; then
+  echo "        ['OS==\"win\"', {" >> $2
+  echo "          'msvs_settings': {" >> $2
+  echo "            'VCCLCompilerTool': {" >> $2
+  echo "              'EnableEnhancedInstructionSet': '3', # /arch:AVX" >> $2
+  echo "            }," >> $2
+  echo "          }," >> $2
+  echo "        }]," >> $2
+  fi
   echo "      ]," >> $2
   echo "    }," >> $2
 }
 
 
 # Generate a gypi which applies additional compiler flags based on the file
 # name.
 # $1 - Array name for file list.
 # $2 - Output file
 function write_special_flags {
@@ skipping 212 matching lines @@
 
 echo "Generate Config Files"
 all_platforms="--enable-external-build --enable-postproc --disable-install-srcs --enable-multi-res-encoding --enable-temporal-denoising --disable-unit-tests --disable-install-docs --disable-examples"
 gen_config_files linux/ia32 "--target=x86-linux-gcc --disable-ccache --enable-pic --enable-realtime-only ${all_platforms}"
 gen_config_files linux/x64 "--target=x86_64-linux-gcc --disable-ccache --enable-pic --enable-realtime-only ${all_platforms}"
 gen_config_files linux/arm "--target=armv6-linux-gcc --enable-pic --enable-realtime-only --disable-install-bins --disable-install-libs ${all_platforms}"
 gen_config_files linux/arm-neon "--target=armv7-linux-gcc --enable-pic --enable-realtime-only ${all_platforms}"
 gen_config_files linux/arm-neon-cpu-detect "--target=armv7-linux-gcc --enable-pic --enable-realtime-only --enable-runtime-cpu-detect ${all_platforms}"
 gen_config_files linux/mipsel "--target=mips32-linux-gcc --disable-fast-unaligned ${all_platforms}"
 gen_config_files linux/generic "--target=generic-gnu --enable-pic --enable-realtime-only ${all_platforms}"
-gen_config_files win/ia32 "--target=x86-win32-vs7 --enable-realtime-only ${all_platforms}"
-gen_config_files win/x64 "--target=x86_64-win64-vs9 --enable-realtime-only ${all_platforms}"
+gen_config_files win/ia32 "--target=x86-win32-vs12 --enable-realtime-only ${all_platforms}"
+gen_config_files win/x64 "--target=x86_64-win64-vs12 --enable-realtime-only ${all_platforms}"
 gen_config_files mac/ia32 "--target=x86-darwin9-gcc --enable-pic --enable-realtime-only ${all_platforms}"
 gen_config_files mac/x64 "--target=x86_64-darwin9-gcc --enable-pic --enable-realtime-only ${all_platforms}"
 gen_config_files nacl "--target=generic-gnu --enable-pic --enable-realtime-only ${all_platforms}"
 
 echo "Remove temporary directory."
 cd $BASE_DIR
 rm -rf $TEMP_DIR
 
 echo "Lint libvpx configuration."
 lint_config linux/ia32
@@ skipping 81 matching lines @@
 make_clean
 make libvpx_srcs.txt target=libs $config > /dev/null
 convert_srcs_to_gypi libvpx_srcs.txt libvpx_srcs_generic
 
 echo "Remove temporary directory."
 cd $BASE_DIR
 rm -rf $TEMP_DIR
 
 # TODO(fgalligan): Is "--disable-fast-unaligned" needed on mipsel?
 # TODO(fgalligan): Can we turn on "--enable-realtime-only" for mipsel?