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nvidia-texture-tools/cmake/DetermineProcessor.cmake

73 lines
2.6 KiB
CMake

# Assume i586 by default.
SET(NV_SYSTEM_PROCESSOR "i586")
IF(UNIX)
FIND_PROGRAM(CMAKE_UNAME uname /bin /usr/bin /usr/local/bin )
IF(CMAKE_UNAME)
#EXEC_PROGRAM(uname ARGS -p OUTPUT_VARIABLE NV_SYSTEM_PROCESSOR RETURN_VALUE val)
#IF("${val}" GREATER 0 OR NV_SYSTEM_PROCESSOR STREQUAL "unknown")
EXEC_PROGRAM(uname ARGS -m OUTPUT_VARIABLE NV_SYSTEM_PROCESSOR RETURN_VALUE val)
#ENDIF("${val}" GREATER 0 OR NV_SYSTEM_PROCESSOR STREQUAL "unknown")
IF(NV_SYSTEM_PROCESSOR STREQUAL "Power Macintosh")
SET(NV_SYSTEM_PROCESSOR "powerpc")
ENDIF(NV_SYSTEM_PROCESSOR STREQUAL "Power Macintosh")
# processor may have double quote in the name, and that needs to be removed
STRING(REGEX REPLACE "\"" "" NV_SYSTEM_PROCESSOR "${NV_SYSTEM_PROCESSOR}")
STRING(REGEX REPLACE "/" "_" NV_SYSTEM_PROCESSOR "${NV_SYSTEM_PROCESSOR}")
ENDIF(CMAKE_UNAME)
#~ # Get extended processor information from /proc/cpuinfo
#~ IF(EXISTS "/proc/cpuinfo")
#~ FILE(READ /proc/cpuinfo PROC_CPUINFO)
#~ SET(VENDOR_ID_RX "vendor_id[ \t]*:[ \t]*([a-zA-Z]+)\n")
#~ STRING(REGEX MATCH "${VENDOR_ID_RX}" VENDOR_ID "${PROC_CPUINFO}")
#~ STRING(REGEX REPLACE "${VENDOR_ID_RX}" "\\1" VENDOR_ID "${VENDOR_ID}")
#~ SET(CPU_FAMILY_RX "cpu family[ \t]*:[ \t]*([0-9]+)")
#~ STRING(REGEX MATCH "${CPU_FAMILY_RX}" CPU_FAMILY "${PROC_CPUINFO}")
#~ STRING(REGEX REPLACE "${CPU_FAMILY_RX}" "\\1" CPU_FAMILY "${CPU_FAMILY}")
#~ SET(MODEL_RX "model[ \t]*:[ \t]*([0-9]+)")
#~ STRING(REGEX MATCH "${MODEL_RX}" MODEL "${PROC_CPUINFO}")
#~ STRING(REGEX REPLACE "${MODEL_RX}" "\\1" MODEL "${MODEL}")
#~ SET(FLAGS_RX "flags[ \t]*:[ \t]*([a-zA-Z0-9 _]+)\n")
#~ STRING(REGEX MATCH "${FLAGS_RX}" FLAGS "${PROC_CPUINFO}")
#~ STRING(REGEX REPLACE "${FLAGS_RX}" "\\1" FLAGS "${FLAGS}")
#~ # Debug output.
#~ IF(LINUX_CPUINFO)
#~ MESSAGE(STATUS "LinuxCPUInfo.cmake:")
#~ MESSAGE(STATUS "VENDOR_ID : ${VENDOR_ID}")
#~ MESSAGE(STATUS "CPU_FAMILY : ${CPU_FAMILY}")
#~ MESSAGE(STATUS "MODEL : ${MODEL}")
#~ MESSAGE(STATUS "FLAGS : ${FLAGS}")
#~ ENDIF(LINUX_CPUINFO)
#~ ENDIF(EXISTS "/proc/cpuinfo")
#~ # Information on how to decode CPU_FAMILY and MODEL:
#~ # http://balusc.xs4all.nl/srv/har-cpu-int-pm.php
ELSE(UNIX)
IF(WIN32)
# It's not OK to trust $ENV{PROCESSOR_ARCHITECTURE}: its value depends on the type of executable being run,
# so a 32-bit cmake (the default binary distribution) will always say "x86" regardless of the actual target.
IF (CMAKE_SIZEOF_VOID_P EQUAL 8)
SET (NV_SYSTEM_PROCESSOR "x86_64")
ELSE(CMAKE_SIZEOF_VOID_P EQUAL 8)
SET (NV_SYSTEM_PROCESSOR "x86")
ENDIF(CMAKE_SIZEOF_VOID_P EQUAL 8)
ENDIF(WIN32)
ENDIF(UNIX)