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Add Mips compilation support

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This commit is contained in:
Guillaume Chatelet
2018-02-16 14:17:10 +01:00
parent c1de7c935e
commit 6446b42567
4 changed files with 130 additions and 66 deletions
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34
cmake/mips32-linux-gcc.cmake Normal file
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set(CMAKE_SYSTEM_NAME "Linux")
set(CMAKE_SYSTEM_PROCESSOR "mips32")
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)
set(MIPS_CFLAGS "-mdspr2")
set(MIPS_CXXFLAGS "-mdspr2")
elseif (ENABLE_MSA)
set(HAVE_MSA 1 CACHE BOOL "" FORCE)
set(MIPS_CFLAGS "-mmsa")
set(MIPS_CXXFLAGS "-mmsa")
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(THREADS_PTHREAD_ARG "2" CACHE STRING "Forcibly set by CMakeLists.txt." FORCE)