build/cmake/toolchains/mips64-linux-gcc.cmake

##
## 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 (NOT 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)

endif ()  # AOM_BUILD_CMAKE_TOOLCHAINS_MIPS64_LINUX_GCC_CMAKE_