Move aom source to a sub-directory under media/libaom

There is no damned reason to treat this differently than any other media lib given its license and there never was.

18 files changed, 0 insertions, 587 deletions

diff --git a/third_party/aom/build/cmake/toolchains/arm-ios-common.cmake b/third_party/aom/build/cmake/toolchains/arm-ios-common.cmake
deleted file mode 100644
index 8f4095145..000000000
--- a/third_party/aom/build/cmake/toolchains/arm-ios-common.cmake
+++ /dev/null
@@ -1,26 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_ARM_IOS_COMMON_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_ARM_IOS_COMMON_CMAKE_
-set(AOM_BUILD_CMAKE_ARM_IOS_COMMON_CMAKE_ 1)
-
-set(CMAKE_SYSTEM_NAME "Darwin")
-set(CMAKE_OSX_SYSROOT iphoneos)
-set(CMAKE_C_COMPILER clang)
-set(CMAKE_C_COMPILER_ARG1 "-arch ${CMAKE_SYSTEM_PROCESSOR}")
-set(CMAKE_CXX_COMPILER clang++)
-set(CMAKE_CXX_COMPILER_ARG1 "-arch ${CMAKE_SYSTEM_PROCESSOR}")
-
-# No runtime cpu detect for arm*-ios targets.
-set(CONFIG_RUNTIME_CPU_DETECT 0 CACHE NUMBER "")
-
-# TODO(tomfinegan): Handle bit code embedding.
diff --git a/third_party/aom/build/cmake/toolchains/arm64-ios.cmake b/third_party/aom/build/cmake/toolchains/arm64-ios.cmake
deleted file mode 100644
index 6feb1090f..000000000
--- a/third_party/aom/build/cmake/toolchains/arm64-ios.cmake
+++ /dev/null
@@ -1,23 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_IOS_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_IOS_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_IOS_CMAKE_ 1)
-
-if(XCODE) # TODO(tomfinegan): Handle arm builds in Xcode.
-  message(FATAL_ERROR "This toolchain does not support Xcode.")
-endif()
-
-set(CMAKE_SYSTEM_PROCESSOR "arm64")
-set(CMAKE_OSX_ARCHITECTURES "arm64")
-
-include("${CMAKE_CURRENT_LIST_DIR}/arm-ios-common.cmake")
diff --git a/third_party/aom/build/cmake/toolchains/arm64-linux-gcc.cmake b/third_party/aom/build/cmake/toolchains/arm64-linux-gcc.cmake
deleted file mode 100644
index 590a97a8e..000000000
--- a/third_party/aom/build/cmake/toolchains/arm64-linux-gcc.cmake
+++ /dev/null
@@ -1,36 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_LINUX_GCC_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_LINUX_GCC_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_LINUX_GCC_CMAKE_ 1)
-
-set(CMAKE_SYSTEM_NAME "Linux")
-
-if("${CROSS}" STREQUAL "")
-
-  # Default the cross compiler prefix to something known to work.
-  set(CROSS aarch64-linux-gnu-)
-endif()
-
-set(CMAKE_C_COMPILER ${CROSS}gcc)
-set(CMAKE_CXX_COMPILER ${CROSS}g++)
-set(AS_EXECUTABLE ${CROSS}as)
-set(CMAKE_C_COMPILER_ARG1 "-march=armv8-a")
-set(CMAKE_CXX_COMPILER_ARG1 "-march=armv8-a")
-set(AOM_AS_FLAGS "-march=armv8-a")
-set(CMAKE_SYSTEM_PROCESSOR "arm64")
-
-# No intrinsics flag required for arm64-linux-gcc.
-set(AOM_NEON_INTRIN_FLAG "")
-
-# No runtime cpu detect for arm64-linux-gcc.
-set(CONFIG_RUNTIME_CPU_DETECT 0 CACHE NUMBER "")
diff --git a/third_party/aom/build/cmake/toolchains/arm64-mingw-gcc.cmake b/third_party/aom/build/cmake/toolchains/arm64-mingw-gcc.cmake
deleted file mode 100644
index b5b2ff1cd..000000000
--- a/third_party/aom/build/cmake/toolchains/arm64-mingw-gcc.cmake
+++ /dev/null
@@ -1,32 +0,0 @@
-#
-# Copyright (c) 2018, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_MINGW_GCC_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_MINGW_GCC_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_MINGW_GCC_CMAKE_ 1)
-
-set(CMAKE_SYSTEM_PROCESSOR "arm64")
-set(CMAKE_SYSTEM_NAME "Windows")
-
-if("${CROSS}" STREQUAL "")
-  set(CROSS aarch64-w64-mingw32-)
-endif()
-
-set(CMAKE_C_COMPILER ${CROSS}gcc)
-set(CMAKE_CXX_COMPILER ${CROSS}g++)
-set(CMAKE_AR ${CROSS}ar CACHE FILEPATH Archiver)
-set(CMAKE_RANLIB ${CROSS}ranlib CACHE FILEPATH Indexer)
-
-# No runtime cpu detect for arm64-mingw-gcc.
-set(CONFIG_RUNTIME_CPU_DETECT 0 CACHE NUMBER "")
-
-# Disable the use of the gtest's CMake support.
-set(AOM_DISABLE_GTEST_CMAKE 1)
diff --git a/third_party/aom/build/cmake/toolchains/armv7-ios.cmake b/third_party/aom/build/cmake/toolchains/armv7-ios.cmake
deleted file mode 100644
index 32a1b534a..000000000
--- a/third_party/aom/build/cmake/toolchains/armv7-ios.cmake
+++ /dev/null
@@ -1,31 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_ARMV7_IOS_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_ARMV7_IOS_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_ARMV7_IOS_CMAKE_ 1)
-
-if(XCODE)
-
-  # TODO(tomfinegan): Handle arm builds in Xcode.
-  message(FATAL_ERROR "This toolchain does not support Xcode.")
-endif()
-
-set(CMAKE_SYSTEM_PROCESSOR "armv7")
-set(CMAKE_OSX_ARCHITECTURES "armv7")
-
-include("${CMAKE_CURRENT_LIST_DIR}/arm-ios-common.cmake")
-
-# No intrinsics flag required for armv7s-ios.
-set(AOM_NEON_INTRIN_FLAG "")
-
-# No runtime cpu detect for armv7s-ios.
-set(CONFIG_RUNTIME_CPU_DETECT 0 CACHE NUMBER "")
diff --git a/third_party/aom/build/cmake/toolchains/armv7-linux-gcc.cmake b/third_party/aom/build/cmake/toolchains/armv7-linux-gcc.cmake
deleted file mode 100644
index 7d3d63085..000000000
--- a/third_party/aom/build/cmake/toolchains/armv7-linux-gcc.cmake
+++ /dev/null
@@ -1,43 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_ARMV7_LINUX_GCC_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_ARMV7_LINUX_GCC_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_ARMV7_LINUX_GCC_CMAKE_ 1)
-
-set(CMAKE_SYSTEM_NAME "Linux")
-
-if("${CROSS}" STREQUAL "")
-
-  # Default the cross compiler prefix to something known to work.
-  set(CROSS arm-linux-gnueabihf-)
-endif()
-
-if(NOT ${CROSS} MATCHES hf-$)
-  set(AOM_EXTRA_TOOLCHAIN_FLAGS "-mfloat-abi=softfp")
-endif()
-
-set(CMAKE_C_COMPILER ${CROSS}gcc)
-set(CMAKE_CXX_COMPILER ${CROSS}g++)
-set(AS_EXECUTABLE ${CROSS}as)
-set(CMAKE_C_COMPILER_ARG1
-    "-march=armv7-a -mfpu=neon ${AOM_EXTRA_TOOLCHAIN_FLAGS}")
-set(CMAKE_CXX_COMPILER_ARG1
-    "-march=armv7-a -mfpu=neon ${AOM_EXTRA_TOOLCHAIN_FLAGS}")
-set(AOM_AS_FLAGS --defsym ARCHITECTURE=7 -march=armv7-a -mfpu=neon
-    ${AOM_EXTRA_TOOLCHAIN_FLAGS})
-set(CMAKE_SYSTEM_PROCESSOR "armv7")
-
-# No intrinsics flag required for armv7-linux-gcc.
-set(AOM_NEON_INTRIN_FLAG "")
-
-# No runtime cpu detect for armv7-linux-gcc.
-set(CONFIG_RUNTIME_CPU_DETECT 0 CACHE NUMBER "")
diff --git a/third_party/aom/build/cmake/toolchains/armv7-mingw-gcc.cmake b/third_party/aom/build/cmake/toolchains/armv7-mingw-gcc.cmake
deleted file mode 100644
index cf06a11b3..000000000
--- a/third_party/aom/build/cmake/toolchains/armv7-mingw-gcc.cmake
+++ /dev/null
@@ -1,32 +0,0 @@
-#
-# Copyright (c) 2018, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_ARMV7_MINGW_GCC_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_ARMV7_MINGW_GCC_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_ARMV7_MINGW_GCC_CMAKE_ 1)
-
-set(CMAKE_SYSTEM_PROCESSOR "armv7")
-set(CMAKE_SYSTEM_NAME "Windows")
-
-if("${CROSS}" STREQUAL "")
-  set(CROSS armv7-w64-mingw32-)
-endif()
-
-set(CMAKE_C_COMPILER ${CROSS}gcc)
-set(CMAKE_CXX_COMPILER ${CROSS}g++)
-set(CMAKE_AR ${CROSS}ar CACHE FILEPATH Archiver)
-set(CMAKE_RANLIB ${CROSS}ranlib CACHE FILEPATH Indexer)
-
-# No runtime cpu detect for armv7-mingw-gcc.
-set(CONFIG_RUNTIME_CPU_DETECT 0 CACHE NUMBER "")
-
-# Disable the use of the gtest's CMake support.
-set(AOM_DISABLE_GTEST_CMAKE 1)
diff --git a/third_party/aom/build/cmake/toolchains/armv7s-ios.cmake b/third_party/aom/build/cmake/toolchains/armv7s-ios.cmake
deleted file mode 100644
index 0940a6ee8..000000000
--- a/third_party/aom/build/cmake/toolchains/armv7s-ios.cmake
+++ /dev/null
@@ -1,31 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_ARMV7S_IOS_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_ARMV7S_IOS_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_ARMV7S_IOS_CMAKE_ 1)
-
-if(XCODE)
-
-  # TODO(tomfinegan): Handle arm builds in Xcode.
-  message(FATAL_ERROR "This toolchain does not support Xcode.")
-endif()
-
-set(CMAKE_SYSTEM_PROCESSOR "armv7s")
-set(CMAKE_OSX_ARCHITECTURES "armv7s")
-
-include("${CMAKE_CURRENT_LIST_DIR}/arm-ios-common.cmake")
-
-# No intrinsics flag required for armv7s-ios.
-set(AOM_NEON_INTRIN_FLAG "")
-
-# No runtime cpu detect for armv7s-ios.
-set(CONFIG_RUNTIME_CPU_DETECT 0 CACHE NUMBER "")
diff --git a/third_party/aom/build/cmake/toolchains/ios-simulator-common.cmake b/third_party/aom/build/cmake/toolchains/ios-simulator-common.cmake
deleted file mode 100644
index 76e0bd140..000000000
--- a/third_party/aom/build/cmake/toolchains/ios-simulator-common.cmake
+++ /dev/null
@@ -1,23 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_IOS_SIMULATOR_COMMON_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_IOS_SIMULATOR_COMMON_CMAKE_
-set(AOM_BUILD_CMAKE_IOS_SIMULATOR_COMMON_CMAKE_ 1)
-
-set(CMAKE_SYSTEM_NAME "Darwin")
-set(CMAKE_OSX_SYSROOT iphonesimulator)
-set(CMAKE_C_COMPILER clang)
-set(CMAKE_C_COMPILER_ARG1 "-arch ${CMAKE_SYSTEM_PROCESSOR}")
-set(CMAKE_CXX_COMPILER clang++)
-set(CMAKE_CXX_COMPILER_ARG1 "-arch ${CMAKE_SYSTEM_PROCESSOR}")
-
-# TODO(tomfinegan): Handle bit code embedding.
diff --git a/third_party/aom/build/cmake/toolchains/mips32-linux-gcc.cmake b/third_party/aom/build/cmake/toolchains/mips32-linux-gcc.cmake
deleted file mode 100644
index 0f93490b1..000000000
--- a/third_party/aom/build/cmake/toolchains/mips32-linux-gcc.cmake
+++ /dev/null
@@ -1,77 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_MIPS32_LINUX_GCC_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_MIPS32_LINUX_GCC_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_MIPS32_LINUX_GCC_CMAKE_ 1)
-
-set(CMAKE_SYSTEM_NAME "Linux")
-
-if(ENABLE_DSPR2 AND ENABLE_MSA)
-  message(FATAL_ERROR "ENABLE_DSPR2 and ENABLE_MSA cannot be combined.")
-endif()
-
-if(ENABLE_DSPR2)
-  set(HAVE_DSPR2 1 CACHE BOOL "" FORCE)
-
-  if("${CROSS}" STREQUAL "")
-
-    # Default the cross compiler prefix to something known to work.
-    set(CROSS mips-linux-gnu-)
-  endif()
-
-  set(MIPS_CFLAGS "-mdspr2")
-  set(MIPS_CXXFLAGS "-mdspr2")
-elseif(ENABLE_MSA)
-  set(HAVE_MSA 1 CACHE BOOL "" FORCE)
-
-  if("${CROSS}" STREQUAL "")
-
-    # Default the cross compiler prefix to something known to work.
-    set(CROSS mips-mti-linux-gnu-)
-  endif()
-
-  set(MIPS_CFLAGS "-mmsa")
-  set(MIPS_CXXFLAGS "-mmsa")
-endif()
-
-if("${CROSS}" STREQUAL "")
-
-  # TODO(tomfinegan): Make it possible to turn this off. The $CROSS prefix won't
-  # be desired on a mips host.  Default cross compiler prefix to something that
-  # might work for an  unoptimized build.
-  set(CROSS mips-linux-gnu-)
-endif()
-
-if("${MIPS_CPU}" STREQUAL "")
-  set(MIPS_CFLAGS "${MIPS_CFLAGS} -mips32r2")
-  set(MIPS_CXXFLAGS "${MIPS_CXXFLAGS} -mips32r2")
-elseif("${MIPS_CPU}" STREQUAL "p5600")
-  set(P56_FLAGS
-      "-mips32r5 -mload-store-pairs -msched-weight -mhard-float -mfp64")
-  set(MIPS_CFLAGS "${MIPS_CFLAGS} ${P56_FLAGS}")
-  set(MIPS_CXXFLAGS "${MIPS_CXXFLAGS} ${P56_FLAGS}")
-  set(CMAKE_EXE_LINKER_FLAGS "-mfp64 ${CMAKE_EXE_LINKER_FLAGS}")
-endif()
-
-set(CMAKE_C_COMPILER ${CROSS}gcc)
-set(CMAKE_CXX_COMPILER ${CROSS}g++)
-set(AS_EXECUTABLE ${CROSS}as)
-set(CMAKE_C_COMPILER_ARG1 "-EL ${MIPS_CFLAGS}")
-set(CMAKE_CXX_COMPILER_ARG1 "-EL ${MIPS_CXXFLAGS}")
-set(CMAKE_SYSTEM_PROCESSOR "mips32")
-
-# No runtime cpu detect for mips32-linux-gcc.
-if(CONFIG_RUNTIME_CPU_DETECT)
-  message("--- CONFIG_RUNTIME_CPU_DETECT not supported for mips32 targets.")
-endif()
-
-set(CONFIG_RUNTIME_CPU_DETECT 0 CACHE NUMBER "" FORCE)
diff --git a/third_party/aom/build/cmake/toolchains/mips64-linux-gcc.cmake b/third_party/aom/build/cmake/toolchains/mips64-linux-gcc.cmake
deleted file mode 100644
index ad9aab09d..000000000
--- a/third_party/aom/build/cmake/toolchains/mips64-linux-gcc.cmake
+++ /dev/null
@@ -1,54 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_MIPS64_LINUX_GCC_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_MIPS64_LINUX_GCC_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_MIPS64_LINUX_GCC_CMAKE_ 1)
-
-set(CMAKE_SYSTEM_NAME "Linux")
-
-if("${CROSS}" STREQUAL "")
-
-  # TODO(tomfinegan): Make it possible to turn this off. The $CROSS prefix won't
-  # be desired on a mips host.
-  #
-  # Default the cross compiler prefix to something known to work.
-  set(CROSS mips-img-linux-gnu-)
-endif()
-
-if(ENABLE_MSA)
-  set(HAVE_MSA 1 CACHE BOOL "" FORCE)
-  set(MIPS_CFLAGS "-mmsa")
-  set(MIPS_CXXFLAGS "-mmsa")
-endif()
-
-if("${MIPS_CPU}" STREQUAL "i6400" OR "${MIPS_CPU}" STREQUAL "p6600")
-  set(MIPS_CPU_FLAGS "-mips64r6 -mabi=64 -mload-store-pairs -msched-weight")
-  set(MIPS_CPU_FLAGS "${MIPS_CPU_FLAGS} -mhard-float -mfp64")
-  set(MIPS_CFLAGS "${MIPS_CFLAGS} ${MIPS_CPU_FLAGS}")
-  set(MIPS_CXXFLAGS "${MIPS_CXXFLAGS} ${MIPS_CPU_FLAGS}")
-  set(CMAKE_EXE_LINKER_FLAGS
-      "-mips64r6 -mabi64 -mfp64 ${CMAKE_EXE_LINKER_FLAGS}")
-endif()
-
-set(CMAKE_C_COMPILER ${CROSS}gcc)
-set(CMAKE_CXX_COMPILER ${CROSS}g++)
-set(AS_EXECUTABLE ${CROSS}as)
-set(CMAKE_C_COMPILER_ARG1 "-EL ${MIPS_CFLAGS}")
-set(CMAKE_CXX_COMPILER_ARG1 "-EL ${MIPS_CXXFLAGS}")
-set(CMAKE_SYSTEM_PROCESSOR "mips64")
-
-# No runtime cpu detect for mips64-linux-gcc.
-if(CONFIG_RUNTIME_CPU_DETECT)
-  message("--- CONFIG_RUNTIME_CPU_DETECT not supported for mips64 targets.")
-endif()
-
-set(CONFIG_RUNTIME_CPU_DETECT 0 CACHE NUMBER "" FORCE)
diff --git a/third_party/aom/build/cmake/toolchains/ppc-linux-gcc.cmake b/third_party/aom/build/cmake/toolchains/ppc-linux-gcc.cmake
deleted file mode 100644
index c86cc27e3..000000000
--- a/third_party/aom/build/cmake/toolchains/ppc-linux-gcc.cmake
+++ /dev/null
@@ -1,29 +0,0 @@
-#
-# Copyright (c) 2018, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_PPC_LINUX_GCC_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_PPC_LINUX_GCC_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_PPC_LINUX_GCC_CMAKE_ 1)
-
-set(CMAKE_SYSTEM_NAME "Linux")
-
-if("${CROSS}" STREQUAL "")
-
-  # Default the cross compiler prefix to something known to work.
-  set(CROSS powerpc64le-unknown-linux-gnu-)
-endif()
-
-set(CMAKE_C_COMPILER ${CROSS}gcc)
-set(CMAKE_CXX_COMPILER ${CROSS}g++)
-set(AS_EXECUTABLE ${CROSS}as)
-set(CMAKE_SYSTEM_PROCESSOR "ppc")
-
-set(CONFIG_RUNTIME_CPU_DETECT 0 CACHE NUMBER "")
diff --git a/third_party/aom/build/cmake/toolchains/x86-ios-simulator.cmake b/third_party/aom/build/cmake/toolchains/x86-ios-simulator.cmake
deleted file mode 100644
index 6b6f52cac..000000000
--- a/third_party/aom/build/cmake/toolchains/x86-ios-simulator.cmake
+++ /dev/null
@@ -1,28 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_X86_IOS_SIMULATOR_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_X86_IOS_SIMULATOR_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_X86_IOS_SIMULATOR_CMAKE_ 1)
-
-if(XCODE)
-
-  # TODO(tomfinegan): Handle ios sim builds in Xcode.
-  message(FATAL_ERROR "This toolchain does not support Xcode.")
-endif()
-
-set(CMAKE_SYSTEM_PROCESSOR "i386")
-set(CMAKE_OSX_ARCHITECTURES "i386")
-
-# Avoid noisy PIC/PIE warnings.
-set(CONFIG_PIC 1 CACHE NUMBER "")
-
-include("${CMAKE_CURRENT_LIST_DIR}/ios-simulator-common.cmake")
diff --git a/third_party/aom/build/cmake/toolchains/x86-linux.cmake b/third_party/aom/build/cmake/toolchains/x86-linux.cmake
deleted file mode 100644
index c2a700bfe..000000000
--- a/third_party/aom/build/cmake/toolchains/x86-linux.cmake
+++ /dev/null
@@ -1,19 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_X86_LINUX_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_X86_LINUX_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_X86_LINUX_CMAKE_ 1)
-
-set(CMAKE_SYSTEM_PROCESSOR "x86")
-set(CMAKE_SYSTEM_NAME "Linux")
-set(CMAKE_C_COMPILER_ARG1 "-m32")
-set(CMAKE_CXX_COMPILER_ARG1 "-m32")
diff --git a/third_party/aom/build/cmake/toolchains/x86-macos.cmake b/third_party/aom/build/cmake/toolchains/x86-macos.cmake
deleted file mode 100644
index 7a46e06a9..000000000
--- a/third_party/aom/build/cmake/toolchains/x86-macos.cmake
+++ /dev/null
@@ -1,18 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-set(CMAKE_SYSTEM_PROCESSOR "x86")
-set(CMAKE_SYSTEM_NAME "Darwin")
-set(CMAKE_OSX_ARCHITECTURES "i386")
-set(CMAKE_C_COMPILER_ARG1 "-arch i386")
-set(CMAKE_CXX_COMPILER_ARG1 "-arch i386")
-
-# Apple tools always complain in 32 bit mode without PIC.
-set(CONFIG_PIC 1 CACHE NUMBER "")
diff --git a/third_party/aom/build/cmake/toolchains/x86-mingw-gcc.cmake b/third_party/aom/build/cmake/toolchains/x86-mingw-gcc.cmake
deleted file mode 100644
index c986c4ee3..000000000
--- a/third_party/aom/build/cmake/toolchains/x86-mingw-gcc.cmake
+++ /dev/null
@@ -1,31 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_X86_MINGW_GCC_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_X86_MINGW_GCC_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_X86_MINGW_GCC_CMAKE_ 1)
-
-set(CMAKE_SYSTEM_PROCESSOR "x86")
-set(CMAKE_SYSTEM_NAME "Windows")
-set(CMAKE_C_COMPILER_ARG1 "-m32")
-set(CMAKE_CXX_COMPILER_ARG1 "-m32")
-
-if("${CROSS}" STREQUAL "")
-  set(CROSS i686-w64-mingw32-)
-endif()
-
-set(CMAKE_C_COMPILER ${CROSS}gcc)
-set(CMAKE_CXX_COMPILER ${CROSS}g++)
-set(CMAKE_AR ${CROSS}ar CACHE FILEPATH Archiver)
-set(CMAKE_RANLIB ${CROSS}ranlib CACHE FILEPATH Indexer)
-
-# Disable the use of the gtest's CMake support.
-set(AOM_DISABLE_GTEST_CMAKE 1)
diff --git a/third_party/aom/build/cmake/toolchains/x86_64-ios-simulator.cmake b/third_party/aom/build/cmake/toolchains/x86_64-ios-simulator.cmake
deleted file mode 100644
index d4b40ed09..000000000
--- a/third_party/aom/build/cmake/toolchains/x86_64-ios-simulator.cmake
+++ /dev/null
@@ -1,25 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_X86_64_IOS_SIMULATOR_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_X86_64_IOS_SIMULATOR_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_X86_64_IOS_SIMULATOR_CMAKE_ 1)
-
-if(XCODE)
-
-  # TODO(tomfinegan): Handle ios sim builds in Xcode.
-  message(FATAL_ERROR "This toolchain does not support Xcode.")
-endif()
-
-set(CMAKE_SYSTEM_PROCESSOR "x86_64")
-set(CMAKE_OSX_ARCHITECTURES "x86_64")
-
-include("${CMAKE_CURRENT_LIST_DIR}/ios-simulator-common.cmake")
diff --git a/third_party/aom/build/cmake/toolchains/x86_64-mingw-gcc.cmake b/third_party/aom/build/cmake/toolchains/x86_64-mingw-gcc.cmake
deleted file mode 100644
index 00d94d5f1..000000000
--- a/third_party/aom/build/cmake/toolchains/x86_64-mingw-gcc.cmake
+++ /dev/null
@@ -1,29 +0,0 @@
-#
-# Copyright (c) 2017, Alliance for Open Media. All rights reserved
-#
-# This source code is subject to the terms of the BSD 2 Clause License and the
-# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
-# not distributed with this source code in the LICENSE file, you can obtain it
-# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
-# License 1.0 was not distributed with this source code in the PATENTS file, you
-# can obtain it at www.aomedia.org/license/patent.
-#
-if(AOM_BUILD_CMAKE_TOOLCHAINS_X86_64_MINGW_GCC_CMAKE_)
-  return()
-endif() # AOM_BUILD_CMAKE_TOOLCHAINS_X86_64_MINGW_GCC_CMAKE_
-set(AOM_BUILD_CMAKE_TOOLCHAINS_X86_64_MINGW_GCC_CMAKE_ 1)
-
-set(CMAKE_SYSTEM_PROCESSOR "x86_64")
-set(CMAKE_SYSTEM_NAME "Windows")
-
-if("${CROSS}" STREQUAL "")
-  set(CROSS x86_64-w64-mingw32-)
-endif()
-
-set(CMAKE_C_COMPILER ${CROSS}gcc)
-set(CMAKE_CXX_COMPILER ${CROSS}g++)
-set(CMAKE_AR ${CROSS}ar CACHE FILEPATH Archiver)
-set(CMAKE_RANLIB ${CROSS}ranlib CACHE FILEPATH Indexer)
-
-# Disable the use of the gtest's CMake support.
-set(AOM_DISABLE_GTEST_CMAKE 1)