40 lines
1.3 KiB
CMake
40 lines
1.3 KiB
CMake
#
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# Copyright (c) 2017, Alliance for Open Media. All rights reserved
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#
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# This source code is subject to the terms of the BSD 2 Clause License and the
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# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
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# not distributed with this source code in the LICENSE file, you can obtain it
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# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
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# License 1.0 was not distributed with this source code in the PATENTS file, you
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# can obtain it at www.aomedia.org/license/patent.
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#
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if(AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_LINUX_GCC_CMAKE_)
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return()
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endif() # AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_LINUX_GCC_CMAKE_
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set(AOM_BUILD_CMAKE_TOOLCHAINS_ARM64_LINUX_GCC_CMAKE_ 1)
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set(CMAKE_SYSTEM_NAME "Linux")
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if("${CROSS}" STREQUAL "")
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# Default the cross compiler prefix to one used by Debian and other package
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# management systems.
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set(CROSS aarch64-linux-gnu-)
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endif()
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if(NOT CMAKE_C_COMPILER)
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set(CMAKE_C_COMPILER ${CROSS}gcc)
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endif()
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if(NOT CMAKE_CXX_COMPILER)
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set(CMAKE_CXX_COMPILER ${CROSS}g++)
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endif()
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if(NOT CMAKE_ASM_COMPILER)
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set(CMAKE_ASM_COMPILER ${CROSS}as)
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endif()
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set(CMAKE_C_FLAGS_INIT "-march=armv8-a")
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set(CMAKE_CXX_FLAGS_INIT "-march=armv8-a")
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set(AOM_AS_FLAGS "-march=armv8-a")
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set(CMAKE_SYSTEM_PROCESSOR "arm64")
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# No intrinsics flag required for arm64-linux-gcc.
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set(AOM_NEON_INTRIN_FLAG "")
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