diff --git a/cmake/TargetArch.cmake b/cmake/TargetArch.cmake deleted file mode 100644 index 198aa9c..0000000 --- a/cmake/TargetArch.cmake +++ /dev/null @@ -1,157 +0,0 @@ - -# Copyright (c) 2012 Petroules Corporation. All rights reserved. -# -# Redistribution and use in source and binary forms, with or without modification, -# are permitted provided that the following conditions are met: -# -# 1. Redistributions of source code must retain the above copyright notice, -# this list of conditions and the following disclaimer. -# 2. Redistributions in binary form must reproduce the above copyright notice, -# this list of conditions and the following disclaimer in the documentation and/or -# other materials provided with the distribution. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND -# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED -# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. -# IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, -# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, -# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, -# OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY -# OF SUCH DAMAGE. - -# Based on the Qt 5 processor detection code, so should be very accurate -# https://qt.gitorious.org/qt/qtbase/blobs/master/src/corelib/global/qprocessordetection.h -# Currently handles arm (v5, v6, v7), x86 (32/64), ia64, and ppc (32/64) - -# Regarding POWER/PowerPC, just as is noted in the Qt source, -# "There are many more known variants/revisions that we do not handle/detect." - -set(archdetect_c_code " -#if defined(__arm__) || defined(__TARGET_ARCH_ARM) - #if defined(__ARM_ARCH_7__) \\ - || defined(__ARM_ARCH_7A__) \\ - || defined(__ARM_ARCH_7R__) \\ - || defined(__ARM_ARCH_7M__) \\ - || (defined(__TARGET_ARCH_ARM) && __TARGET_ARCH_ARM-0 >= 7) - #error cmake_ARCH armv7 - #elif defined(__ARM_ARCH_6__) \\ - || defined(__ARM_ARCH_6J__) \\ - || defined(__ARM_ARCH_6T2__) \\ - || defined(__ARM_ARCH_6Z__) \\ - || defined(__ARM_ARCH_6K__) \\ - || defined(__ARM_ARCH_6ZK__) \\ - || defined(__ARM_ARCH_6M__) \\ - || (defined(__TARGET_ARCH_ARM) && __TARGET_ARCH_ARM-0 >= 6) - #error cmake_ARCH armv6 - #elif defined(__ARM_ARCH_5TEJ__) \\ - || (defined(__TARGET_ARCH_ARM) && __TARGET_ARCH_ARM-0 >= 5) - #error cmake_ARCH armv5 - #else - #error cmake_ARCH arm - #endif -#elif defined(__i386) || defined(__i386__) || defined(_M_IX86) - #error cmake_ARCH i386 -#elif defined(__x86_64) || defined(__x86_64__) || defined(__amd64) || defined(_M_X64) - #error cmake_ARCH x86_64 -#elif defined(__ia64) || defined(__ia64__) || defined(_M_IA64) - #error cmake_ARCH ia64 -#elif defined(__ppc__) || defined(__ppc) || defined(__powerpc__) \\ - || defined(_ARCH_COM) || defined(_ARCH_PWR) || defined(_ARCH_PPC) \\ - || defined(_M_MPPC) || defined(_M_PPC) - #if defined(__ppc64__) || defined(__powerpc64__) || defined(__64BIT__) - #error cmake_ARCH ppc64 - #else - #error cmake_ARCH ppc - #endif -#endif - -#error cmake_ARCH unknown -") - -# Set ppc_support to TRUE before including this file or ppc and ppc64 -# will be treated as invalid architectures since they are no longer supported by Apple - -function(target_architecture output_var) - if(APPLE AND CMAKE_OSX_ARCHITECTURES) - # On OS X we use CMAKE_OSX_ARCHITECTURES *if* it was set - # First let's normalize the order of the values - - # Note that it's not possible to compile PowerPC applications if you are using - # the OS X SDK version 10.6 or later - you'll need 10.4/10.5 for that, so we - # disable it by default - # See this page for more information: - # http://stackoverflow.com/questions/5333490/how-can-we-restore-ppc-ppc64-as-well-as-full-10-4-10-5-sdk-support-to-xcode-4 - - # Architecture defaults to i386 or ppc on OS X 10.5 and earlier, depending on the CPU type detected at runtime. - # On OS X 10.6+ the default is x86_64 if the CPU supports it, i386 otherwise. - - foreach(osx_arch ${CMAKE_OSX_ARCHITECTURES}) - if("${osx_arch}" STREQUAL "ppc" AND ppc_support) - set(osx_arch_ppc TRUE) - elseif("${osx_arch}" STREQUAL "i386") - set(osx_arch_i386 TRUE) - elseif("${osx_arch}" STREQUAL "x86_64") - set(osx_arch_x86_64 TRUE) - elseif("${osx_arch}" STREQUAL "ppc64" AND ppc_support) - set(osx_arch_ppc64 TRUE) - else() - message(FATAL_ERROR "Invalid OS X arch name: ${osx_arch}") - endif() - endforeach() - - # Now add all the architectures in our normalized order - if(osx_arch_ppc) - list(APPEND ARCH ppc) - endif() - - if(osx_arch_i386) - list(APPEND ARCH i386) - endif() - - if(osx_arch_x86_64) - list(APPEND ARCH x86_64) - endif() - - if(osx_arch_ppc64) - list(APPEND ARCH ppc64) - endif() - else() - file(WRITE "${CMAKE_BINARY_DIR}/arch.c" "${archdetect_c_code}") - - enable_language(C) - - # Detect the architecture in a rather creative way... - # This compiles a small C program which is a series of ifdefs that selects a - # particular #error preprocessor directive whose message string contains the - # target architecture. The program will always fail to compile (both because - # file is not a valid C program, and obviously because of the presence of the - # #error preprocessor directives... but by exploiting the preprocessor in this - # way, we can detect the correct target architecture even when cross-compiling, - # since the program itself never needs to be run (only the compiler/preprocessor) - try_run( - run_result_unused - compile_result_unused - "${CMAKE_BINARY_DIR}" - "${CMAKE_BINARY_DIR}/arch.c" - COMPILE_OUTPUT_VARIABLE ARCH - CMAKE_FLAGS CMAKE_OSX_ARCHITECTURES=${CMAKE_OSX_ARCHITECTURES} - ) - - # Parse the architecture name from the compiler output - string(REGEX MATCH "cmake_ARCH ([a-zA-Z0-9_]+)" ARCH "${ARCH}") - - # Get rid of the value marker leaving just the architecture name - string(REPLACE "cmake_ARCH " "" ARCH "${ARCH}") - - # If we are compiling with an unknown architecture this variable should - # already be set to "unknown" but in the case that it's empty (i.e. due - # to a typo in the code), then set it to unknown - if (NOT ARCH) - set(ARCH unknown) - endif() - endif() - - set(${output_var} "${ARCH}" PARENT_SCOPE) -endfunction()