| # |
| # 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() |
| |
| if(NOT CMAKE_C_COMPILER) |
| set(CMAKE_C_COMPILER ${CROSS}gcc) |
| endif() |
| if(NOT CMAKE_CXX_COMPILER) |
| set(CMAKE_CXX_COMPILER ${CROSS}g++) |
| endif() |
| if(NOT AS_EXECUTABLE) |
| set(AS_EXECUTABLE ${CROSS}as) |
| endif() |
| set(CMAKE_C_FLAGS_INIT "-EL ${MIPS_CFLAGS}") |
| set(CMAKE_CXX_FLAGS_INIT "-EL ${MIPS_CXXFLAGS}") |
| set(CMAKE_EXE_LINKER_FLAGS_INIT "-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 STRING "" FORCE) |