| # Copyright 2010 the V8 project authors. All rights reserved. |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are |
| # met: |
| # |
| # * Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # * 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. |
| # * Neither the name of Google Inc. nor the names of its |
| # contributors may be used to endorse or promote products derived |
| # from this software without specific prior written permission. |
| # |
| # 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. |
| |
| import platform |
| import re |
| import sys |
| import os |
| from os.path import join, dirname, abspath |
| from types import DictType, StringTypes |
| root_dir = dirname(File('SConstruct').rfile().abspath) |
| sys.path.append(join(root_dir, 'tools')) |
| import js2c, utils |
| |
| # ANDROID_TOP is the top of the Android checkout, fetched from the environment |
| # variable 'TOP'. You will also need to set the CXX, CC, AR and RANLIB |
| # environment variables to the cross-compiling tools. |
| ANDROID_TOP = os.environ.get('TOP') |
| if ANDROID_TOP is None: |
| ANDROID_TOP="" |
| |
| # ARM_TARGET_LIB is the path to the dynamic library to use on the target |
| # machine if cross-compiling to an arm machine. You will also need to set |
| # the additional cross-compiling environment variables to the cross compiler. |
| ARM_TARGET_LIB = os.environ.get('ARM_TARGET_LIB') |
| if ARM_TARGET_LIB: |
| ARM_LINK_FLAGS = ['-Wl,-rpath=' + ARM_TARGET_LIB + '/lib:' + |
| ARM_TARGET_LIB + '/usr/lib', |
| '-Wl,--dynamic-linker=' + ARM_TARGET_LIB + |
| '/lib/ld-linux.so.3'] |
| else: |
| ARM_LINK_FLAGS = [] |
| |
| # TODO: Sort these issues out properly but as a temporary solution for gcc 4.4 |
| # on linux we need these compiler flags to avoid crashes in the v8 test suite |
| # and avoid dtoa.c strict aliasing issues |
| if os.environ.get('GCC_VERSION') == '44': |
| GCC_EXTRA_CCFLAGS = ['-fno-tree-vrp'] |
| GCC_DTOA_EXTRA_CCFLAGS = [] |
| else: |
| GCC_EXTRA_CCFLAGS = [] |
| GCC_DTOA_EXTRA_CCFLAGS = [] |
| |
| ANDROID_FLAGS = ['-march=armv7-a', |
| '-mtune=cortex-a8', |
| '-mfloat-abi=softfp', |
| '-mfpu=vfp', |
| '-fpic', |
| '-mthumb-interwork', |
| '-funwind-tables', |
| '-fstack-protector', |
| '-fno-short-enums', |
| '-fmessage-length=0', |
| '-finline-functions', |
| '-fno-inline-functions-called-once', |
| '-fgcse-after-reload', |
| '-frerun-cse-after-loop', |
| '-frename-registers', |
| '-fomit-frame-pointer', |
| '-finline-limit=64', |
| '-DCAN_USE_VFP_INSTRUCTIONS=1', |
| '-DCAN_USE_ARMV7_INSTRUCTIONS=1', |
| '-DCAN_USE_UNALIGNED_ACCESSES=1', |
| '-MD'] |
| |
| ANDROID_INCLUDES = [ANDROID_TOP + '/bionic/libc/arch-arm/include', |
| ANDROID_TOP + '/bionic/libc/include', |
| ANDROID_TOP + '/bionic/libstdc++/include', |
| ANDROID_TOP + '/bionic/libc/kernel/common', |
| ANDROID_TOP + '/bionic/libc/kernel/arch-arm', |
| ANDROID_TOP + '/bionic/libm/include', |
| ANDROID_TOP + '/bionic/libm/include/arch/arm', |
| ANDROID_TOP + '/bionic/libthread_db/include', |
| ANDROID_TOP + '/frameworks/base/include', |
| ANDROID_TOP + '/system/core/include'] |
| |
| ANDROID_LINKFLAGS = ['-nostdlib', |
| '-Bdynamic', |
| '-Wl,-T,' + ANDROID_TOP + '/build/core/armelf.x', |
| '-Wl,-dynamic-linker,/system/bin/linker', |
| '-Wl,--gc-sections', |
| '-Wl,-z,nocopyreloc', |
| '-Wl,-rpath-link=' + ANDROID_TOP + '/out/target/product/generic/obj/lib', |
| ANDROID_TOP + '/out/target/product/generic/obj/lib/crtbegin_dynamic.o', |
| ANDROID_TOP + '/prebuilt/linux-x86/toolchain/arm-eabi-4.4.0/lib/gcc/arm-eabi/4.4.0/interwork/libgcc.a', |
| ANDROID_TOP + '/out/target/product/generic/obj/lib/crtend_android.o']; |
| |
| LIBRARY_FLAGS = { |
| 'all': { |
| 'CPPPATH': [join(root_dir, 'src')], |
| 'regexp:interpreted': { |
| 'CPPDEFINES': ['V8_INTERPRETED_REGEXP'] |
| }, |
| 'mode:debug': { |
| 'CPPDEFINES': ['V8_ENABLE_CHECKS'] |
| }, |
| 'vmstate:on': { |
| 'CPPDEFINES': ['ENABLE_VMSTATE_TRACKING'], |
| }, |
| 'protectheap:on': { |
| 'CPPDEFINES': ['ENABLE_VMSTATE_TRACKING', 'ENABLE_HEAP_PROTECTION'], |
| }, |
| 'profilingsupport:on': { |
| 'CPPDEFINES': ['ENABLE_VMSTATE_TRACKING', 'ENABLE_LOGGING_AND_PROFILING'], |
| }, |
| 'debuggersupport:on': { |
| 'CPPDEFINES': ['ENABLE_DEBUGGER_SUPPORT'], |
| } |
| }, |
| 'gcc': { |
| 'all': { |
| 'CCFLAGS': ['$DIALECTFLAGS', '$WARNINGFLAGS'], |
| 'CXXFLAGS': ['$CCFLAGS', '-fno-rtti', '-fno-exceptions'], |
| }, |
| 'visibility:hidden': { |
| # Use visibility=default to disable this. |
| 'CXXFLAGS': ['-fvisibility=hidden'] |
| }, |
| 'mode:debug': { |
| 'CCFLAGS': ['-g', '-O0'], |
| 'CPPDEFINES': ['ENABLE_DISASSEMBLER', 'DEBUG'], |
| 'os:android': { |
| 'CCFLAGS': ['-mthumb'] |
| } |
| }, |
| 'mode:release': { |
| 'CCFLAGS': ['-O3', '-fomit-frame-pointer', '-fdata-sections', |
| '-ffunction-sections'], |
| 'os:android': { |
| 'CCFLAGS': ['-mthumb', '-Os'], |
| 'CPPDEFINES': ['SK_RELEASE', 'NDEBUG'] |
| } |
| }, |
| 'os:linux': { |
| 'CCFLAGS': ['-ansi'] + GCC_EXTRA_CCFLAGS, |
| 'library:shared': { |
| 'CPPDEFINES': ['V8_SHARED'], |
| 'LIBS': ['pthread'] |
| } |
| }, |
| 'os:macos': { |
| 'CCFLAGS': ['-ansi', '-mmacosx-version-min=10.4'], |
| 'library:shared': { |
| 'CPPDEFINES': ['V8_SHARED'] |
| } |
| }, |
| 'os:freebsd': { |
| 'CPPPATH' : ['/usr/local/include'], |
| 'LIBPATH' : ['/usr/local/lib'], |
| 'CCFLAGS': ['-ansi'], |
| }, |
| 'os:openbsd': { |
| 'CPPPATH' : ['/usr/local/include'], |
| 'LIBPATH' : ['/usr/local/lib'], |
| 'CCFLAGS': ['-ansi'], |
| }, |
| 'os:solaris': { |
| # On Solaris, to get isinf, INFINITY, fpclassify and other macros one |
| # needs to define __C99FEATURES__. |
| 'CPPDEFINES': ['__C99FEATURES__'], |
| 'CPPPATH' : ['/usr/local/include'], |
| 'LIBPATH' : ['/usr/local/lib'], |
| 'CCFLAGS': ['-ansi'], |
| }, |
| 'os:win32': { |
| 'CCFLAGS': ['-DWIN32'], |
| 'CXXFLAGS': ['-DWIN32'], |
| }, |
| 'os:android': { |
| 'CPPDEFINES': ['ANDROID', '__ARM_ARCH_5__', '__ARM_ARCH_5T__', |
| '__ARM_ARCH_5E__', '__ARM_ARCH_5TE__'], |
| 'CCFLAGS': ANDROID_FLAGS, |
| 'WARNINGFLAGS': ['-Wall', '-Wno-unused', '-Werror=return-type', |
| '-Wstrict-aliasing=2'], |
| 'CPPPATH': ANDROID_INCLUDES, |
| }, |
| 'arch:ia32': { |
| 'CPPDEFINES': ['V8_TARGET_ARCH_IA32'], |
| 'CCFLAGS': ['-m32'], |
| 'LINKFLAGS': ['-m32'] |
| }, |
| 'arch:arm': { |
| 'CPPDEFINES': ['V8_TARGET_ARCH_ARM'], |
| 'unalignedaccesses:on' : { |
| 'CPPDEFINES' : ['CAN_USE_UNALIGNED_ACCESSES=1'] |
| }, |
| 'unalignedaccesses:off' : { |
| 'CPPDEFINES' : ['CAN_USE_UNALIGNED_ACCESSES=0'] |
| } |
| }, |
| 'simulator:arm': { |
| 'CCFLAGS': ['-m32'], |
| 'LINKFLAGS': ['-m32'] |
| }, |
| 'arch:mips': { |
| 'CPPDEFINES': ['V8_TARGET_ARCH_MIPS'], |
| 'simulator:none': { |
| 'CCFLAGS': ['-EL', '-mips32r2', '-Wa,-mips32r2', '-fno-inline'], |
| 'LDFLAGS': ['-EL'] |
| } |
| }, |
| 'simulator:mips': { |
| 'CCFLAGS': ['-m32'], |
| 'LINKFLAGS': ['-m32'] |
| }, |
| 'arch:x64': { |
| 'CPPDEFINES': ['V8_TARGET_ARCH_X64'], |
| 'CCFLAGS': ['-m64'], |
| 'LINKFLAGS': ['-m64'], |
| }, |
| 'prof:oprofile': { |
| 'CPPDEFINES': ['ENABLE_OPROFILE_AGENT'] |
| } |
| }, |
| 'msvc': { |
| 'all': { |
| 'CCFLAGS': ['$DIALECTFLAGS', '$WARNINGFLAGS'], |
| 'CXXFLAGS': ['$CCFLAGS', '/GR-', '/Gy'], |
| 'CPPDEFINES': ['WIN32'], |
| 'LINKFLAGS': ['/INCREMENTAL:NO', '/NXCOMPAT', '/IGNORE:4221'], |
| 'CCPDBFLAGS': ['/Zi'] |
| }, |
| 'verbose:off': { |
| 'DIALECTFLAGS': ['/nologo'], |
| 'ARFLAGS': ['/NOLOGO'] |
| }, |
| 'arch:ia32': { |
| 'CPPDEFINES': ['V8_TARGET_ARCH_IA32', '_USE_32BIT_TIME_T'], |
| 'LINKFLAGS': ['/MACHINE:X86'], |
| 'ARFLAGS': ['/MACHINE:X86'] |
| }, |
| 'arch:x64': { |
| 'CPPDEFINES': ['V8_TARGET_ARCH_X64'], |
| 'LINKFLAGS': ['/MACHINE:X64'], |
| 'ARFLAGS': ['/MACHINE:X64'] |
| }, |
| 'mode:debug': { |
| 'CCFLAGS': ['/Od', '/Gm'], |
| 'CPPDEFINES': ['_DEBUG', 'ENABLE_DISASSEMBLER', 'DEBUG'], |
| 'LINKFLAGS': ['/DEBUG'], |
| 'msvcrt:static': { |
| 'CCFLAGS': ['/MTd'] |
| }, |
| 'msvcrt:shared': { |
| 'CCFLAGS': ['/MDd'] |
| } |
| }, |
| 'mode:release': { |
| 'CCFLAGS': ['/O2'], |
| 'LINKFLAGS': ['/OPT:REF', '/OPT:ICF'], |
| 'msvcrt:static': { |
| 'CCFLAGS': ['/MT'] |
| }, |
| 'msvcrt:shared': { |
| 'CCFLAGS': ['/MD'] |
| }, |
| 'msvcltcg:on': { |
| 'CCFLAGS': ['/GL'], |
| 'ARFLAGS': ['/LTCG'], |
| 'pgo:off': { |
| 'LINKFLAGS': ['/LTCG'], |
| }, |
| 'pgo:instrument': { |
| 'LINKFLAGS': ['/LTCG:PGI'] |
| }, |
| 'pgo:optimize': { |
| 'LINKFLAGS': ['/LTCG:PGO'] |
| } |
| } |
| } |
| } |
| } |
| |
| |
| V8_EXTRA_FLAGS = { |
| 'gcc': { |
| 'all': { |
| 'WARNINGFLAGS': ['-Wall', |
| '-Werror', |
| '-W', |
| '-Wno-unused-parameter', |
| '-Wnon-virtual-dtor'] |
| }, |
| 'os:win32': { |
| 'WARNINGFLAGS': ['-pedantic', '-Wno-long-long'] |
| }, |
| 'os:linux': { |
| 'WARNINGFLAGS': ['-pedantic'], |
| 'library:shared': { |
| 'soname:on': { |
| 'LINKFLAGS': ['-Wl,-soname,${SONAME}'] |
| } |
| } |
| }, |
| 'os:macos': { |
| 'WARNINGFLAGS': ['-pedantic'] |
| }, |
| 'disassembler:on': { |
| 'CPPDEFINES': ['ENABLE_DISASSEMBLER'] |
| } |
| }, |
| 'msvc': { |
| 'all': { |
| 'WARNINGFLAGS': ['/W3', '/WX', '/wd4355', '/wd4800'] |
| }, |
| 'library:shared': { |
| 'CPPDEFINES': ['BUILDING_V8_SHARED'], |
| 'LIBS': ['winmm', 'ws2_32'] |
| }, |
| 'arch:arm': { |
| 'CPPDEFINES': ['V8_TARGET_ARCH_ARM'], |
| # /wd4996 is to silence the warning about sscanf |
| # used by the arm simulator. |
| 'WARNINGFLAGS': ['/wd4996'] |
| }, |
| 'arch:mips': { |
| 'CPPDEFINES': ['V8_TARGET_ARCH_MIPS'], |
| }, |
| 'disassembler:on': { |
| 'CPPDEFINES': ['ENABLE_DISASSEMBLER'] |
| } |
| } |
| } |
| |
| |
| MKSNAPSHOT_EXTRA_FLAGS = { |
| 'gcc': { |
| 'os:linux': { |
| 'LIBS': ['pthread'], |
| }, |
| 'os:macos': { |
| 'LIBS': ['pthread'], |
| }, |
| 'os:freebsd': { |
| 'LIBS': ['execinfo', 'pthread'] |
| }, |
| 'os:solaris': { |
| 'LIBS': ['m', 'pthread', 'socket', 'nsl', 'rt'], |
| 'LINKFLAGS': ['-mt'] |
| }, |
| 'os:openbsd': { |
| 'LIBS': ['execinfo', 'pthread'] |
| }, |
| 'os:win32': { |
| 'LIBS': ['winmm', 'ws2_32'], |
| }, |
| }, |
| 'msvc': { |
| 'all': { |
| 'CPPDEFINES': ['_HAS_EXCEPTIONS=0'], |
| 'LIBS': ['winmm', 'ws2_32'] |
| } |
| } |
| } |
| |
| |
| DTOA_EXTRA_FLAGS = { |
| 'gcc': { |
| 'all': { |
| 'WARNINGFLAGS': ['-Werror', '-Wno-uninitialized'], |
| 'CCFLAGS': GCC_DTOA_EXTRA_CCFLAGS |
| } |
| }, |
| 'msvc': { |
| 'all': { |
| 'WARNINGFLAGS': ['/WX', '/wd4018', '/wd4244'] |
| } |
| } |
| } |
| |
| |
| CCTEST_EXTRA_FLAGS = { |
| 'all': { |
| 'CPPPATH': [join(root_dir, 'src')], |
| }, |
| 'gcc': { |
| 'all': { |
| 'LIBPATH': [abspath('.')] |
| }, |
| 'os:linux': { |
| 'LIBS': ['pthread'], |
| }, |
| 'os:macos': { |
| 'LIBS': ['pthread'], |
| }, |
| 'os:freebsd': { |
| 'LIBS': ['execinfo', 'pthread'] |
| }, |
| 'os:solaris': { |
| 'LIBS': ['m', 'pthread', 'socket', 'nsl', 'rt'], |
| 'LINKFLAGS': ['-mt'] |
| }, |
| 'os:openbsd': { |
| 'LIBS': ['execinfo', 'pthread'] |
| }, |
| 'os:win32': { |
| 'LIBS': ['winmm', 'ws2_32'] |
| }, |
| 'os:android': { |
| 'CPPDEFINES': ['ANDROID', '__ARM_ARCH_5__', '__ARM_ARCH_5T__', |
| '__ARM_ARCH_5E__', '__ARM_ARCH_5TE__'], |
| 'CCFLAGS': ANDROID_FLAGS, |
| 'CPPPATH': ANDROID_INCLUDES, |
| 'LIBPATH': [ANDROID_TOP + '/out/target/product/generic/obj/lib', |
| ANDROID_TOP + '/prebuilt/linux-x86/toolchain/arm-eabi-4.4.0/lib/gcc/arm-eabi/4.4.0/interwork'], |
| 'LINKFLAGS': ANDROID_LINKFLAGS, |
| 'LIBS': ['log', 'c', 'stdc++', 'm', 'gcc'], |
| 'mode:release': { |
| 'CPPDEFINES': ['SK_RELEASE', 'NDEBUG'] |
| } |
| }, |
| 'arch:arm': { |
| 'LINKFLAGS': ARM_LINK_FLAGS |
| }, |
| }, |
| 'msvc': { |
| 'all': { |
| 'CPPDEFINES': ['_HAS_EXCEPTIONS=0'], |
| 'LIBS': ['winmm', 'ws2_32'] |
| }, |
| 'library:shared': { |
| 'CPPDEFINES': ['USING_V8_SHARED'] |
| }, |
| 'arch:ia32': { |
| 'CPPDEFINES': ['V8_TARGET_ARCH_IA32'] |
| }, |
| 'arch:x64': { |
| 'CPPDEFINES': ['V8_TARGET_ARCH_X64'], |
| 'LINKFLAGS': ['/STACK:2091752'] |
| }, |
| } |
| } |
| |
| |
| SAMPLE_FLAGS = { |
| 'all': { |
| 'CPPPATH': [join(abspath('.'), 'include')], |
| }, |
| 'gcc': { |
| 'all': { |
| 'LIBPATH': ['.'], |
| 'CCFLAGS': ['-fno-rtti', '-fno-exceptions'] |
| }, |
| 'os:linux': { |
| 'LIBS': ['pthread'], |
| }, |
| 'os:macos': { |
| 'LIBS': ['pthread'], |
| }, |
| 'os:freebsd': { |
| 'LIBPATH' : ['/usr/local/lib'], |
| 'LIBS': ['execinfo', 'pthread'] |
| }, |
| 'os:solaris': { |
| 'LIBPATH' : ['/usr/local/lib'], |
| 'LIBS': ['m', 'pthread', 'socket', 'nsl', 'rt'], |
| 'LINKFLAGS': ['-mt'] |
| }, |
| 'os:openbsd': { |
| 'LIBPATH' : ['/usr/local/lib'], |
| 'LIBS': ['execinfo', 'pthread'] |
| }, |
| 'os:win32': { |
| 'LIBS': ['winmm', 'ws2_32'] |
| }, |
| 'os:android': { |
| 'CPPDEFINES': ['ANDROID', '__ARM_ARCH_5__', '__ARM_ARCH_5T__', |
| '__ARM_ARCH_5E__', '__ARM_ARCH_5TE__'], |
| 'CCFLAGS': ANDROID_FLAGS, |
| 'CPPPATH': ANDROID_INCLUDES, |
| 'LIBPATH': [ANDROID_TOP + '/out/target/product/generic/obj/lib', |
| ANDROID_TOP + '/prebuilt/linux-x86/toolchain/arm-eabi-4.4.0/lib/gcc/arm-eabi/4.4.0/interwork'], |
| 'LINKFLAGS': ANDROID_LINKFLAGS, |
| 'LIBS': ['log', 'c', 'stdc++', 'm', 'gcc'], |
| 'mode:release': { |
| 'CPPDEFINES': ['SK_RELEASE', 'NDEBUG'] |
| } |
| }, |
| 'arch:arm': { |
| 'LINKFLAGS': ARM_LINK_FLAGS |
| }, |
| 'arch:ia32': { |
| 'CCFLAGS': ['-m32'], |
| 'LINKFLAGS': ['-m32'] |
| }, |
| 'arch:x64': { |
| 'CCFLAGS': ['-m64'], |
| 'LINKFLAGS': ['-m64'] |
| }, |
| 'arch:mips': { |
| 'CPPDEFINES': ['V8_TARGET_ARCH_MIPS'], |
| 'simulator:none': { |
| 'CCFLAGS': ['-EL', '-mips32r2', '-Wa,-mips32r2', '-fno-inline'], |
| 'LINKFLAGS': ['-EL'], |
| 'LDFLAGS': ['-EL'] |
| } |
| }, |
| 'simulator:arm': { |
| 'CCFLAGS': ['-m32'], |
| 'LINKFLAGS': ['-m32'] |
| }, |
| 'simulator:mips': { |
| 'CCFLAGS': ['-m32'], |
| 'LINKFLAGS': ['-m32'] |
| }, |
| 'mode:release': { |
| 'CCFLAGS': ['-O2'] |
| }, |
| 'mode:debug': { |
| 'CCFLAGS': ['-g', '-O0'] |
| }, |
| 'prof:oprofile': { |
| 'LIBPATH': ['/usr/lib32', '/usr/lib32/oprofile'], |
| 'LIBS': ['opagent'] |
| } |
| }, |
| 'msvc': { |
| 'all': { |
| 'LIBS': ['winmm', 'ws2_32'] |
| }, |
| 'verbose:off': { |
| 'CCFLAGS': ['/nologo'], |
| 'LINKFLAGS': ['/NOLOGO'] |
| }, |
| 'verbose:on': { |
| 'LINKFLAGS': ['/VERBOSE'] |
| }, |
| 'library:shared': { |
| 'CPPDEFINES': ['USING_V8_SHARED'] |
| }, |
| 'prof:on': { |
| 'LINKFLAGS': ['/MAP'] |
| }, |
| 'mode:release': { |
| 'CCFLAGS': ['/O2'], |
| 'LINKFLAGS': ['/OPT:REF', '/OPT:ICF'], |
| 'msvcrt:static': { |
| 'CCFLAGS': ['/MT'] |
| }, |
| 'msvcrt:shared': { |
| 'CCFLAGS': ['/MD'] |
| }, |
| 'msvcltcg:on': { |
| 'CCFLAGS': ['/GL'], |
| 'pgo:off': { |
| 'LINKFLAGS': ['/LTCG'], |
| }, |
| }, |
| 'pgo:instrument': { |
| 'LINKFLAGS': ['/LTCG:PGI'] |
| }, |
| 'pgo:optimize': { |
| 'LINKFLAGS': ['/LTCG:PGO'] |
| } |
| }, |
| 'arch:ia32': { |
| 'CPPDEFINES': ['V8_TARGET_ARCH_IA32'], |
| 'LINKFLAGS': ['/MACHINE:X86'] |
| }, |
| 'arch:x64': { |
| 'CPPDEFINES': ['V8_TARGET_ARCH_X64'], |
| 'LINKFLAGS': ['/MACHINE:X64', '/STACK:2091752'] |
| }, |
| 'mode:debug': { |
| 'CCFLAGS': ['/Od'], |
| 'LINKFLAGS': ['/DEBUG'], |
| 'msvcrt:static': { |
| 'CCFLAGS': ['/MTd'] |
| }, |
| 'msvcrt:shared': { |
| 'CCFLAGS': ['/MDd'] |
| } |
| } |
| } |
| } |
| |
| |
| D8_FLAGS = { |
| 'gcc': { |
| 'console:readline': { |
| 'LIBS': ['readline'] |
| }, |
| 'os:linux': { |
| 'LIBS': ['pthread'], |
| }, |
| 'os:macos': { |
| 'LIBS': ['pthread'], |
| }, |
| 'os:freebsd': { |
| 'LIBS': ['pthread'], |
| }, |
| 'os:solaris': { |
| 'LIBS': ['m', 'pthread', 'socket', 'nsl', 'rt'], |
| 'LINKFLAGS': ['-mt'] |
| }, |
| 'os:openbsd': { |
| 'LIBS': ['pthread'], |
| }, |
| 'os:android': { |
| 'LIBPATH': [ANDROID_TOP + '/out/target/product/generic/obj/lib', |
| ANDROID_TOP + '/prebuilt/linux-x86/toolchain/arm-eabi-4.4.0/lib/gcc/arm-eabi/4.4.0/interwork'], |
| 'LINKFLAGS': ANDROID_LINKFLAGS, |
| 'LIBS': ['log', 'c', 'stdc++', 'm', 'gcc'], |
| }, |
| 'os:win32': { |
| 'LIBS': ['winmm', 'ws2_32'], |
| }, |
| 'arch:arm': { |
| 'LINKFLAGS': ARM_LINK_FLAGS |
| }, |
| }, |
| 'msvc': { |
| 'all': { |
| 'LIBS': ['winmm', 'ws2_32'] |
| } |
| } |
| } |
| |
| |
| SUFFIXES = { |
| 'release': '', |
| 'debug': '_g' |
| } |
| |
| |
| def Abort(message): |
| print message |
| sys.exit(1) |
| |
| |
| def GuessToolchain(os): |
| tools = Environment()['TOOLS'] |
| if 'gcc' in tools: |
| return 'gcc' |
| elif 'msvc' in tools: |
| return 'msvc' |
| else: |
| return None |
| |
| |
| OS_GUESS = utils.GuessOS() |
| TOOLCHAIN_GUESS = GuessToolchain(OS_GUESS) |
| ARCH_GUESS = utils.GuessArchitecture() |
| |
| |
| SIMPLE_OPTIONS = { |
| 'toolchain': { |
| 'values': ['gcc', 'msvc'], |
| 'default': TOOLCHAIN_GUESS, |
| 'help': 'the toolchain to use (' + TOOLCHAIN_GUESS + ')' |
| }, |
| 'os': { |
| 'values': ['freebsd', 'linux', 'macos', 'win32', 'android', 'openbsd', 'solaris'], |
| 'default': OS_GUESS, |
| 'help': 'the os to build for (' + OS_GUESS + ')' |
| }, |
| 'arch': { |
| 'values':['arm', 'ia32', 'x64', 'mips'], |
| 'default': ARCH_GUESS, |
| 'help': 'the architecture to build for (' + ARCH_GUESS + ')' |
| }, |
| 'regexp': { |
| 'values': ['native', 'interpreted'], |
| 'default': 'native', |
| 'help': 'Whether to use native or interpreted regexp implementation' |
| }, |
| 'snapshot': { |
| 'values': ['on', 'off', 'nobuild'], |
| 'default': 'off', |
| 'help': 'build using snapshots for faster start-up' |
| }, |
| 'prof': { |
| 'values': ['on', 'off', 'oprofile'], |
| 'default': 'off', |
| 'help': 'enable profiling of build target' |
| }, |
| 'library': { |
| 'values': ['static', 'shared'], |
| 'default': 'static', |
| 'help': 'the type of library to produce' |
| }, |
| 'vmstate': { |
| 'values': ['on', 'off'], |
| 'default': 'off', |
| 'help': 'enable VM state tracking' |
| }, |
| 'protectheap': { |
| 'values': ['on', 'off'], |
| 'default': 'off', |
| 'help': 'enable heap protection' |
| }, |
| 'profilingsupport': { |
| 'values': ['on', 'off'], |
| 'default': 'on', |
| 'help': 'enable profiling of JavaScript code' |
| }, |
| 'debuggersupport': { |
| 'values': ['on', 'off'], |
| 'default': 'on', |
| 'help': 'enable debugging of JavaScript code' |
| }, |
| 'soname': { |
| 'values': ['on', 'off'], |
| 'default': 'off', |
| 'help': 'turn on setting soname for Linux shared library' |
| }, |
| 'msvcrt': { |
| 'values': ['static', 'shared'], |
| 'default': 'static', |
| 'help': 'the type of Microsoft Visual C++ runtime library to use' |
| }, |
| 'msvcltcg': { |
| 'values': ['on', 'off'], |
| 'default': 'on', |
| 'help': 'use Microsoft Visual C++ link-time code generation' |
| }, |
| 'simulator': { |
| 'values': ['arm', 'mips', 'none'], |
| 'default': 'none', |
| 'help': 'build with simulator' |
| }, |
| 'unalignedaccesses': { |
| 'values': ['default', 'on', 'off'], |
| 'default': 'default', |
| 'help': 'set whether the ARM target supports unaligned accesses' |
| }, |
| 'disassembler': { |
| 'values': ['on', 'off'], |
| 'default': 'off', |
| 'help': 'enable the disassembler to inspect generated code' |
| }, |
| 'sourcesignatures': { |
| 'values': ['MD5', 'timestamp'], |
| 'default': 'MD5', |
| 'help': 'set how the build system detects file changes' |
| }, |
| 'console': { |
| 'values': ['dumb', 'readline'], |
| 'default': 'dumb', |
| 'help': 'the console to use for the d8 shell' |
| }, |
| 'verbose': { |
| 'values': ['on', 'off'], |
| 'default': 'off', |
| 'help': 'more output from compiler and linker' |
| }, |
| 'visibility': { |
| 'values': ['default', 'hidden'], |
| 'default': 'hidden', |
| 'help': 'shared library symbol visibility' |
| }, |
| 'pgo': { |
| 'values': ['off', 'instrument', 'optimize'], |
| 'default': 'off', |
| 'help': 'select profile guided optimization variant', |
| } |
| } |
| |
| |
| def GetOptions(): |
| result = Options() |
| result.Add('mode', 'compilation mode (debug, release)', 'release') |
| result.Add('sample', 'build sample (shell, process, lineprocessor)', '') |
| result.Add('cache', 'directory to use for scons build cache', '') |
| result.Add('env', 'override environment settings (NAME0:value0,NAME1:value1,...)', '') |
| result.Add('importenv', 'import environment settings (NAME0,NAME1,...)', '') |
| for (name, option) in SIMPLE_OPTIONS.iteritems(): |
| help = '%s (%s)' % (name, ", ".join(option['values'])) |
| result.Add(name, help, option.get('default')) |
| return result |
| |
| |
| def GetVersionComponents(): |
| MAJOR_VERSION_PATTERN = re.compile(r"#define\s+MAJOR_VERSION\s+(.*)") |
| MINOR_VERSION_PATTERN = re.compile(r"#define\s+MINOR_VERSION\s+(.*)") |
| BUILD_NUMBER_PATTERN = re.compile(r"#define\s+BUILD_NUMBER\s+(.*)") |
| PATCH_LEVEL_PATTERN = re.compile(r"#define\s+PATCH_LEVEL\s+(.*)") |
| |
| patterns = [MAJOR_VERSION_PATTERN, |
| MINOR_VERSION_PATTERN, |
| BUILD_NUMBER_PATTERN, |
| PATCH_LEVEL_PATTERN] |
| |
| source = open(join(root_dir, 'src', 'version.cc')).read() |
| version_components = [] |
| for pattern in patterns: |
| match = pattern.search(source) |
| if match: |
| version_components.append(match.group(1).strip()) |
| else: |
| version_components.append('0') |
| |
| return version_components |
| |
| |
| def GetVersion(): |
| version_components = GetVersionComponents() |
| |
| if version_components[len(version_components) - 1] == '0': |
| version_components.pop() |
| return '.'.join(version_components) |
| |
| |
| def GetSpecificSONAME(): |
| SONAME_PATTERN = re.compile(r"#define\s+SONAME\s+\"(.*)\"") |
| |
| source = open(join(root_dir, 'src', 'version.cc')).read() |
| match = SONAME_PATTERN.search(source) |
| |
| if match: |
| return match.group(1).strip() |
| else: |
| return '' |
| |
| |
| def SplitList(str): |
| return [ s for s in str.split(",") if len(s) > 0 ] |
| |
| |
| def IsLegal(env, option, values): |
| str = env[option] |
| for s in SplitList(str): |
| if not s in values: |
| Abort("Illegal value for option %s '%s'." % (option, s)) |
| return False |
| return True |
| |
| |
| def VerifyOptions(env): |
| if not IsLegal(env, 'mode', ['debug', 'release']): |
| return False |
| if not IsLegal(env, 'sample', ["shell", "process", "lineprocessor"]): |
| return False |
| if not IsLegal(env, 'regexp', ["native", "interpreted"]): |
| return False |
| if env['os'] == 'win32' and env['library'] == 'shared' and env['prof'] == 'on': |
| Abort("Profiling on windows only supported for static library.") |
| if env['prof'] == 'oprofile' and env['os'] != 'linux': |
| Abort("OProfile is only supported on Linux.") |
| if env['os'] == 'win32' and env['soname'] == 'on': |
| Abort("Shared Object soname not applicable for Windows.") |
| if env['soname'] == 'on' and env['library'] == 'static': |
| Abort("Shared Object soname not applicable for static library.") |
| if env['os'] != 'win32' and env['pgo'] != 'off': |
| Abort("Profile guided optimization only supported on Windows.") |
| if env['cache'] and not os.path.isdir(env['cache']): |
| Abort("The specified cache directory does not exist.") |
| if not (env['arch'] == 'arm' or env['simulator'] == 'arm') and ('unalignedaccesses' in ARGUMENTS): |
| print env['arch'] |
| print env['simulator'] |
| Abort("Option unalignedaccesses only supported for the ARM architecture.") |
| for (name, option) in SIMPLE_OPTIONS.iteritems(): |
| if (not option.get('default')) and (name not in ARGUMENTS): |
| message = ("A value for option %s must be specified (%s)." % |
| (name, ", ".join(option['values']))) |
| Abort(message) |
| if not env[name] in option['values']: |
| message = ("Unknown %s value '%s'. Possible values are (%s)." % |
| (name, env[name], ", ".join(option['values']))) |
| Abort(message) |
| |
| |
| class BuildContext(object): |
| |
| def __init__(self, options, env_overrides, samples): |
| self.library_targets = [] |
| self.mksnapshot_targets = [] |
| self.cctest_targets = [] |
| self.sample_targets = [] |
| self.d8_targets = [] |
| self.options = options |
| self.env_overrides = env_overrides |
| self.samples = samples |
| self.use_snapshot = (options['snapshot'] != 'off') |
| self.build_snapshot = (options['snapshot'] == 'on') |
| self.flags = None |
| |
| def AddRelevantFlags(self, initial, flags): |
| result = initial.copy() |
| toolchain = self.options['toolchain'] |
| if toolchain in flags: |
| self.AppendFlags(result, flags[toolchain].get('all')) |
| for option in sorted(self.options.keys()): |
| value = self.options[option] |
| self.AppendFlags(result, flags[toolchain].get(option + ':' + value)) |
| self.AppendFlags(result, flags.get('all')) |
| return result |
| |
| def AddRelevantSubFlags(self, options, flags): |
| self.AppendFlags(options, flags.get('all')) |
| for option in sorted(self.options.keys()): |
| value = self.options[option] |
| self.AppendFlags(options, flags.get(option + ':' + value)) |
| |
| def GetRelevantSources(self, source): |
| result = [] |
| result += source.get('all', []) |
| for (name, value) in self.options.iteritems(): |
| source_value = source.get(name + ':' + value, []) |
| if type(source_value) == dict: |
| result += self.GetRelevantSources(source_value) |
| else: |
| result += source_value |
| return sorted(result) |
| |
| def AppendFlags(self, options, added): |
| if not added: |
| return |
| for (key, value) in added.iteritems(): |
| if key.find(':') != -1: |
| self.AddRelevantSubFlags(options, { key: value }) |
| else: |
| if not key in options: |
| options[key] = value |
| else: |
| prefix = options[key] |
| if isinstance(prefix, StringTypes): prefix = prefix.split() |
| options[key] = prefix + value |
| |
| def ConfigureObject(self, env, input, **kw): |
| if (kw.has_key('CPPPATH') and env.has_key('CPPPATH')): |
| kw['CPPPATH'] += env['CPPPATH'] |
| if self.options['library'] == 'static': |
| return env.StaticObject(input, **kw) |
| else: |
| return env.SharedObject(input, **kw) |
| |
| def ApplyEnvOverrides(self, env): |
| if not self.env_overrides: |
| return |
| if type(env['ENV']) == DictType: |
| env['ENV'].update(**self.env_overrides) |
| else: |
| env['ENV'] = self.env_overrides |
| |
| |
| def PostprocessOptions(options, os): |
| # Adjust architecture if the simulator option has been set |
| if (options['simulator'] != 'none') and (options['arch'] != options['simulator']): |
| if 'arch' in ARGUMENTS: |
| # Print a warning if arch has explicitly been set |
| print "Warning: forcing architecture to match simulator (%s)" % options['simulator'] |
| options['arch'] = options['simulator'] |
| if (options['prof'] != 'off') and (options['profilingsupport'] == 'off'): |
| # Print a warning if profiling is enabled without profiling support |
| print "Warning: forcing profilingsupport on when prof is on" |
| options['profilingsupport'] = 'on' |
| if os == 'win32' and options['pgo'] != 'off' and options['msvcltcg'] == 'off': |
| if 'msvcltcg' in ARGUMENTS: |
| print "Warning: forcing msvcltcg on as it is required for pgo (%s)" % options['pgo'] |
| options['msvcltcg'] = 'on' |
| if options['arch'] == 'mips': |
| if ('regexp' in ARGUMENTS) and options['regexp'] == 'native': |
| # Print a warning if native regexp is specified for mips |
| print "Warning: forcing regexp to interpreted for mips" |
| options['regexp'] = 'interpreted' |
| |
| |
| def ParseEnvOverrides(arg, imports): |
| # The environment overrides are in the format NAME0:value0,NAME1:value1,... |
| # The environment imports are in the format NAME0,NAME1,... |
| overrides = {} |
| for var in imports.split(','): |
| if var in os.environ: |
| overrides[var] = os.environ[var] |
| for override in arg.split(','): |
| pos = override.find(':') |
| if pos == -1: |
| continue |
| overrides[override[:pos].strip()] = override[pos+1:].strip() |
| return overrides |
| |
| |
| def BuildSpecific(env, mode, env_overrides): |
| options = {'mode': mode} |
| for option in SIMPLE_OPTIONS: |
| options[option] = env[option] |
| PostprocessOptions(options, env['os']) |
| |
| context = BuildContext(options, env_overrides, samples=SplitList(env['sample'])) |
| |
| # Remove variables which can't be imported from the user's external |
| # environment into a construction environment. |
| user_environ = os.environ.copy() |
| try: |
| del user_environ['ENV'] |
| except KeyError: |
| pass |
| |
| library_flags = context.AddRelevantFlags(user_environ, LIBRARY_FLAGS) |
| v8_flags = context.AddRelevantFlags(library_flags, V8_EXTRA_FLAGS) |
| mksnapshot_flags = context.AddRelevantFlags(library_flags, MKSNAPSHOT_EXTRA_FLAGS) |
| dtoa_flags = context.AddRelevantFlags(library_flags, DTOA_EXTRA_FLAGS) |
| cctest_flags = context.AddRelevantFlags(v8_flags, CCTEST_EXTRA_FLAGS) |
| sample_flags = context.AddRelevantFlags(user_environ, SAMPLE_FLAGS) |
| d8_flags = context.AddRelevantFlags(library_flags, D8_FLAGS) |
| |
| context.flags = { |
| 'v8': v8_flags, |
| 'mksnapshot': mksnapshot_flags, |
| 'dtoa': dtoa_flags, |
| 'cctest': cctest_flags, |
| 'sample': sample_flags, |
| 'd8': d8_flags |
| } |
| |
| # Generate library base name. |
| target_id = mode |
| suffix = SUFFIXES[target_id] |
| library_name = 'v8' + suffix |
| version = GetVersion() |
| if context.options['soname'] == 'on': |
| # When building shared object with SONAME version the library name. |
| library_name += '-' + version |
| |
| # Generate library SONAME if required by the build. |
| if context.options['soname'] == 'on': |
| soname = GetSpecificSONAME() |
| if soname == '': |
| soname = 'lib' + library_name + '.so' |
| env['SONAME'] = soname |
| |
| # Build the object files by invoking SCons recursively. |
| (object_files, shell_files, mksnapshot) = env.SConscript( |
| join('src', 'SConscript'), |
| build_dir=join('obj', target_id), |
| exports='context', |
| duplicate=False |
| ) |
| |
| context.mksnapshot_targets.append(mksnapshot) |
| |
| # Link the object files into a library. |
| env.Replace(**context.flags['v8']) |
| |
| context.ApplyEnvOverrides(env) |
| if context.options['library'] == 'static': |
| library = env.StaticLibrary(library_name, object_files) |
| else: |
| # There seems to be a glitch in the way scons decides where to put |
| # PDB files when compiling using MSVC so we specify it manually. |
| # This should not affect any other platforms. |
| pdb_name = library_name + '.dll.pdb' |
| library = env.SharedLibrary(library_name, object_files, PDB=pdb_name) |
| context.library_targets.append(library) |
| |
| d8_env = Environment() |
| d8_env.Replace(**context.flags['d8']) |
| context.ApplyEnvOverrides(d8_env) |
| shell = d8_env.Program('d8' + suffix, object_files + shell_files) |
| context.d8_targets.append(shell) |
| |
| for sample in context.samples: |
| sample_env = Environment() |
| sample_env.Replace(**context.flags['sample']) |
| sample_env.Prepend(LIBS=[library_name]) |
| context.ApplyEnvOverrides(sample_env) |
| sample_object = sample_env.SConscript( |
| join('samples', 'SConscript'), |
| build_dir=join('obj', 'sample', sample, target_id), |
| exports='sample context', |
| duplicate=False |
| ) |
| sample_name = sample + suffix |
| sample_program = sample_env.Program(sample_name, sample_object) |
| sample_env.Depends(sample_program, library) |
| context.sample_targets.append(sample_program) |
| |
| cctest_env = env.Copy() |
| cctest_env.Prepend(LIBS=[library_name]) |
| cctest_program = cctest_env.SConscript( |
| join('test', 'cctest', 'SConscript'), |
| build_dir=join('obj', 'test', target_id), |
| exports='context object_files', |
| duplicate=False |
| ) |
| context.cctest_targets.append(cctest_program) |
| |
| return context |
| |
| |
| def Build(): |
| opts = GetOptions() |
| env = Environment(options=opts) |
| Help(opts.GenerateHelpText(env)) |
| VerifyOptions(env) |
| env_overrides = ParseEnvOverrides(env['env'], env['importenv']) |
| |
| SourceSignatures(env['sourcesignatures']) |
| |
| libraries = [] |
| mksnapshots = [] |
| cctests = [] |
| samples = [] |
| d8s = [] |
| modes = SplitList(env['mode']) |
| for mode in modes: |
| context = BuildSpecific(env.Copy(), mode, env_overrides) |
| libraries += context.library_targets |
| mksnapshots += context.mksnapshot_targets |
| cctests += context.cctest_targets |
| samples += context.sample_targets |
| d8s += context.d8_targets |
| |
| env.Alias('library', libraries) |
| env.Alias('mksnapshot', mksnapshots) |
| env.Alias('cctests', cctests) |
| env.Alias('sample', samples) |
| env.Alias('d8', d8s) |
| |
| if env['sample']: |
| env.Default('sample') |
| else: |
| env.Default('library') |
| |
| if env['cache']: |
| CacheDir(env['cache']) |
| |
| # We disable deprecation warnings because we need to be able to use |
| # env.Copy without getting warnings for compatibility with older |
| # version of scons. Also, there's a bug in some revisions that |
| # doesn't allow this flag to be set, so we swallow any exceptions. |
| # Lovely. |
| try: |
| SetOption('warn', 'no-deprecated') |
| except: |
| pass |
| |
| |
| Build() |