| # Copyright 2012 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. |
| |
| # Shared definitions for all V8-related targets. |
| |
| { |
| 'variables': { |
| 'use_system_v8%': 0, |
| 'msvs_use_common_release': 0, |
| 'gcc_version%': 'unknown', |
| 'v8_compress_startup_data%': 'off', |
| 'v8_target_arch%': '<(target_arch)', |
| |
| # Setting 'v8_can_use_unaligned_accesses' to 'true' will allow the code |
| # generated by V8 to do unaligned memory access, and setting it to 'false' |
| # will ensure that the generated code will always do aligned memory |
| # accesses. The default value of 'default' will try to determine the correct |
| # setting. Note that for Intel architectures (ia32 and x64) unaligned memory |
| # access is allowed for all CPUs. |
| 'v8_can_use_unaligned_accesses%': 'default', |
| |
| # Setting 'v8_can_use_vfp2_instructions' to 'true' will enable use of ARM VFP |
| # instructions in the V8 generated code. VFP instructions will be enabled |
| # both for the snapshot and for the ARM target. Leaving the default value |
| # of 'false' will avoid VFP instructions in the snapshot and use CPU feature |
| # probing when running on the target. |
| 'v8_can_use_vfp2_instructions%': 'false', |
| 'v8_can_use_vfp3_instructions%': 'false', |
| |
| # Similar to vfp but on MIPS. |
| 'v8_can_use_fpu_instructions%': 'true', |
| |
| # Setting v8_use_arm_eabi_hardfloat to true will turn on V8 support for ARM |
| # EABI calling convention where double arguments are passed in VFP |
| # registers. Note that the GCC flag '-mfloat-abi=hard' should be used as |
| # well when compiling for the ARM target. |
| 'v8_use_arm_eabi_hardfloat%': 'false', |
| |
| # Similar to the ARM hard float ABI but on MIPS. |
| 'v8_use_mips_abi_hardfloat%': 'true', |
| |
| # Default arch variant for MIPS. |
| 'mips_arch_variant%': 'mips32r2', |
| |
| 'v8_enable_debugger_support%': 1, |
| |
| 'v8_enable_disassembler%': 0, |
| |
| # Enable extra checks in API functions and other strategic places. |
| 'v8_enable_extra_checks%': 1, |
| |
| 'v8_enable_gdbjit%': 0, |
| |
| 'v8_object_print%': 0, |
| |
| # Enable profiling support. Only required on Windows. |
| 'v8_enable_prof%': 0, |
| |
| 'v8_enable_verify_heap%': 0, |
| |
| # Some versions of GCC 4.5 seem to need -fno-strict-aliasing. |
| 'v8_no_strict_aliasing%': 0, |
| |
| # Chrome needs this definition unconditionally. For standalone V8 builds, |
| # it's handled in build/standalone.gypi. |
| 'want_separate_host_toolset%': 1, |
| |
| 'v8_use_snapshot%': 'true', |
| 'host_os%': '<(OS)', |
| 'v8_use_liveobjectlist%': 'false', |
| 'werror%': '-Werror', |
| |
| # With post mortem support enabled, metadata is embedded into libv8 that |
| # describes various parameters of the VM for use by debuggers. See |
| # tools/gen-postmortem-metadata.py for details. |
| 'v8_postmortem_support%': 'false', |
| |
| # For a shared library build, results in "libv8-<(soname_version).so". |
| 'soname_version%': '', |
| |
| # Interpreted regexp engine exists as platform-independent alternative |
| # based where the regular expression is compiled to a bytecode. |
| 'v8_interpreted_regexp%': 0, |
| }, |
| 'target_defaults': { |
| 'conditions': [ |
| ['v8_enable_debugger_support==1', { |
| 'defines': ['ENABLE_DEBUGGER_SUPPORT',], |
| }], |
| ['v8_enable_disassembler==1', { |
| 'defines': ['ENABLE_DISASSEMBLER',], |
| }], |
| ['v8_enable_extra_checks==1', { |
| 'defines': ['ENABLE_EXTRA_CHECKS',], |
| }], |
| ['v8_enable_gdbjit==1', { |
| 'defines': ['ENABLE_GDB_JIT_INTERFACE',], |
| }], |
| ['v8_object_print==1', { |
| 'defines': ['OBJECT_PRINT',], |
| }], |
| ['v8_enable_verify_heap==1', { |
| 'defines': ['VERIFY_HEAP',], |
| }], |
| ['v8_interpreted_regexp==1', { |
| 'defines': ['V8_INTERPRETED_REGEXP',], |
| }], |
| ['v8_target_arch=="arm"', { |
| 'defines': [ |
| 'V8_TARGET_ARCH_ARM', |
| ], |
| 'conditions': [ |
| [ 'v8_can_use_unaligned_accesses=="true"', { |
| 'defines': [ |
| 'CAN_USE_UNALIGNED_ACCESSES=1', |
| ], |
| }], |
| [ 'v8_can_use_unaligned_accesses=="false"', { |
| 'defines': [ |
| 'CAN_USE_UNALIGNED_ACCESSES=0', |
| ], |
| }], |
| [ 'v8_can_use_vfp2_instructions=="true"', { |
| 'defines': [ |
| 'CAN_USE_VFP2_INSTRUCTIONS', |
| ], |
| }], |
| [ 'v8_can_use_vfp3_instructions=="true"', { |
| 'defines': [ |
| 'CAN_USE_VFP3_INSTRUCTIONS', |
| ], |
| }], |
| [ 'v8_use_arm_eabi_hardfloat=="true"', { |
| 'defines': [ |
| 'USE_EABI_HARDFLOAT=1', |
| 'CAN_USE_VFP2_INSTRUCTIONS', |
| ], |
| 'target_conditions': [ |
| ['_toolset=="target"', { |
| 'cflags': ['-mfloat-abi=hard',], |
| }], |
| ], |
| }, { |
| 'defines': [ |
| 'USE_EABI_HARDFLOAT=0', |
| ], |
| }], |
| ], |
| }], # v8_target_arch=="arm" |
| ['v8_target_arch=="ia32"', { |
| 'defines': [ |
| 'V8_TARGET_ARCH_IA32', |
| ], |
| }], # v8_target_arch=="ia32" |
| ['v8_target_arch=="mipsel"', { |
| 'defines': [ |
| 'V8_TARGET_ARCH_MIPS', |
| ], |
| 'variables': { |
| 'mipscompiler': '<!($(echo ${CXX:-$(which g++)}) -v 2>&1 | grep -q "^Target: mips" && echo "yes" || echo "no")', |
| }, |
| 'conditions': [ |
| ['mipscompiler=="yes"', { |
| 'target_conditions': [ |
| ['_toolset=="target"', { |
| 'cflags': ['-EL'], |
| 'ldflags': ['-EL'], |
| 'conditions': [ |
| [ 'v8_use_mips_abi_hardfloat=="true"', { |
| 'cflags': ['-mhard-float'], |
| 'ldflags': ['-mhard-float'], |
| }, { |
| 'cflags': ['-msoft-float'], |
| 'ldflags': ['-msoft-float'], |
| }], |
| ['mips_arch_variant=="mips32r2"', { |
| 'cflags': ['-mips32r2', '-Wa,-mips32r2'], |
| }], |
| ['mips_arch_variant=="mips32r1"', { |
| 'cflags': ['-mips32', '-Wa,-mips32'], |
| }], |
| ['mips_arch_variant=="loongson"', { |
| 'cflags': ['-mips3', '-Wa,-mips3'], |
| }], |
| ], |
| }], |
| ], |
| }], |
| [ 'v8_can_use_fpu_instructions=="true"', { |
| 'defines': [ |
| 'CAN_USE_FPU_INSTRUCTIONS', |
| ], |
| }], |
| [ 'v8_use_mips_abi_hardfloat=="true"', { |
| 'defines': [ |
| '__mips_hard_float=1', |
| 'CAN_USE_FPU_INSTRUCTIONS', |
| ], |
| }, { |
| 'defines': [ |
| '__mips_soft_float=1' |
| ], |
| }], |
| ['mips_arch_variant=="mips32r2"', { |
| 'defines': ['_MIPS_ARCH_MIPS32R2',], |
| }], |
| ['mips_arch_variant=="loongson"', { |
| 'defines': ['_MIPS_ARCH_LOONGSON',], |
| }], |
| ], |
| }], # v8_target_arch=="mipsel" |
| ['v8_target_arch=="x64"', { |
| 'defines': [ |
| 'V8_TARGET_ARCH_X64', |
| ], |
| 'xcode_settings': { |
| 'ARCHS': [ 'x86_64' ], |
| }, |
| 'msvs_settings': { |
| 'VCLinkerTool': { |
| 'StackReserveSize': '2097152', |
| }, |
| }, |
| 'msvs_configuration_platform': 'x64', |
| }], # v8_target_arch=="x64" |
| ['v8_use_liveobjectlist=="true"', { |
| 'defines': [ |
| 'ENABLE_DEBUGGER_SUPPORT', |
| 'INSPECTOR', |
| 'OBJECT_PRINT', |
| 'LIVEOBJECTLIST', |
| ], |
| }], |
| ['v8_compress_startup_data=="bz2"', { |
| 'defines': [ |
| 'COMPRESS_STARTUP_DATA_BZ2', |
| ], |
| }], |
| ['OS=="win"', { |
| 'defines': [ |
| 'WIN32', |
| ], |
| 'msvs_configuration_attributes': { |
| 'OutputDirectory': '<(DEPTH)\\build\\$(ConfigurationName)', |
| 'IntermediateDirectory': '$(OutDir)\\obj\\$(ProjectName)', |
| 'CharacterSet': '1', |
| }, |
| }], |
| ['OS=="win" and v8_enable_prof==1', { |
| 'msvs_settings': { |
| 'VCLinkerTool': { |
| 'GenerateMapFile': 'true', |
| }, |
| }, |
| }], |
| ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris" \ |
| or OS=="netbsd"', { |
| 'conditions': [ |
| [ 'v8_no_strict_aliasing==1', { |
| 'cflags': [ '-fno-strict-aliasing' ], |
| }], |
| ], # conditions |
| }], |
| ['OS=="solaris"', { |
| 'defines': [ '__C99FEATURES__=1' ], # isinf() etc. |
| }], |
| ['(OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris" \ |
| or OS=="netbsd" or OS=="mac" or OS=="android") and \ |
| (v8_target_arch=="arm" or v8_target_arch=="ia32" or \ |
| v8_target_arch=="mipsel")', { |
| # Check whether the host compiler and target compiler support the |
| # '-m32' option and set it if so. |
| 'target_conditions': [ |
| ['_toolset=="host"', { |
| 'variables': { |
| 'm32flag': '<!((echo | $(echo ${CXX_host:-$(which g++)}) -m32 -E - > /dev/null 2>&1) && echo "-m32" || true)', |
| }, |
| 'cflags': [ '<(m32flag)' ], |
| 'ldflags': [ '<(m32flag)' ], |
| 'xcode_settings': { |
| 'ARCHS': [ 'i386' ], |
| }, |
| }], |
| ['_toolset=="target"', { |
| 'variables': { |
| 'm32flag': '<!((echo | $(echo ${CXX_target:-${CXX:-$(which g++)}}) -m32 -E - > /dev/null 2>&1) && echo "-m32" || true)', |
| 'clang%': 0, |
| }, |
| 'conditions': [ |
| ['OS!="android" or clang==1', { |
| 'cflags': [ '<(m32flag)' ], |
| 'ldflags': [ '<(m32flag)' ], |
| }], |
| ], |
| 'xcode_settings': { |
| 'ARCHS': [ 'i386' ], |
| }, |
| }], |
| ], |
| }], |
| ['OS=="freebsd" or OS=="openbsd"', { |
| 'cflags': [ '-I/usr/local/include' ], |
| }], |
| ['OS=="netbsd"', { |
| 'cflags': [ '-I/usr/pkg/include' ], |
| }], |
| ], # conditions |
| 'configurations': { |
| 'Debug': { |
| 'defines': [ |
| 'DEBUG', |
| 'ENABLE_DISASSEMBLER', |
| 'V8_ENABLE_CHECKS', |
| 'OBJECT_PRINT', |
| 'VERIFY_HEAP', |
| ], |
| 'msvs_settings': { |
| 'VCCLCompilerTool': { |
| 'Optimization': '0', |
| |
| 'conditions': [ |
| ['OS=="win" and component=="shared_library"', { |
| 'RuntimeLibrary': '3', # /MDd |
| }, { |
| 'RuntimeLibrary': '1', # /MTd |
| }], |
| ], |
| }, |
| 'VCLinkerTool': { |
| 'LinkIncremental': '2', |
| }, |
| }, |
| 'conditions': [ |
| ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd"', { |
| 'cflags': [ '-Wall', '<(werror)', '-W', '-Wno-unused-parameter', |
| '-Wnon-virtual-dtor', '-Woverloaded-virtual' ], |
| }], |
| ['OS=="android"', { |
| 'variables': { |
| 'android_full_debug%': 1, |
| }, |
| 'conditions': [ |
| ['android_full_debug==0', { |
| # Disable full debug if we want a faster v8 in a debug build. |
| # TODO(2304): pass DISABLE_DEBUG_ASSERT instead of hiding DEBUG. |
| 'defines!': [ |
| 'DEBUG', |
| ], |
| }], |
| ], |
| }], |
| ], |
| }, # Debug |
| 'Release': { |
| 'conditions': [ |
| ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd" \ |
| or OS=="android"', { |
| 'conditions': [ |
| [ 'gcc_version==44 and clang==0', { |
| 'cflags': [ |
| # Avoid crashes with gcc 4.4 in the v8 test suite. |
| '-fno-tree-vrp', |
| ], |
| }], |
| ], |
| }], |
| ['OS=="mac"', { |
| 'xcode_settings': { |
| 'GCC_OPTIMIZATION_LEVEL': '3', # -O3 |
| |
| # -fstrict-aliasing. Mainline gcc |
| # enables this at -O2 and above, |
| # but Apple gcc does not unless it |
| # is specified explicitly. |
| 'GCC_STRICT_ALIASING': 'YES', |
| }, |
| }], # OS=="mac" |
| ['OS=="win"', { |
| 'msvs_settings': { |
| 'VCCLCompilerTool': { |
| 'Optimization': '2', |
| 'InlineFunctionExpansion': '2', |
| 'EnableIntrinsicFunctions': 'true', |
| 'FavorSizeOrSpeed': '0', |
| 'StringPooling': 'true', |
| 'conditions': [ |
| ['OS=="win" and component=="shared_library"', { |
| 'RuntimeLibrary': '2', #/MD |
| }, { |
| 'RuntimeLibrary': '0', #/MT |
| }], |
| ['v8_target_arch=="x64"', { |
| # TODO(2207): remove this option once the bug is fixed. |
| 'WholeProgramOptimization': 'true', |
| }], |
| ], |
| }, |
| 'VCLinkerTool': { |
| 'LinkIncremental': '1', |
| 'OptimizeReferences': '2', |
| 'EnableCOMDATFolding': '2', |
| }, |
| }, |
| }], # OS=="win" |
| ], # conditions |
| }, # Release |
| }, # configurations |
| }, # target_defaults |
| } |
