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toolchain.gypi
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# Copyright 2013 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': {
'msvs_use_common_release': 0,
'clang%': 0,
'v8_target_arch%': '<(target_arch)',
# Native Client builds currently use the V8 ARM JIT and
# arm/simulator-arm.cc to defer the significant effort required
# for NaCl JIT support. The nacl_target_arch variable provides
# the 'true' target arch for places in this file that need it.
# TODO(bradchen): get rid of nacl_target_arch when someday
# NaCl V8 builds stop using the ARM simulator
'nacl_target_arch%': 'none', # must be set externally
# Setting 'v8_can_use_vfp32dregs' to 'true' will cause V8 to use the VFP
# registers d16-d31 in the generated code, both in the snapshot and for the
# ARM target. Leaving the default value of 'false' will avoid the use of
# these registers in the snapshot and use CPU feature probing when running
# on the target.
'v8_can_use_vfp32dregs%': 'false',
'arm_test_noprobe%': 'off',
'nanos_debug_warning_level_win%': '3',
# Similar to vfp but on MIPS.
'v8_can_use_fpu_instructions%': 'true',
# Similar to the ARM hard float ABI but on MIPS.
'v8_use_mips_abi_hardfloat%': 'true',
'v8_enable_backtrace%': 0,
# Enable profiling support. Only required on Windows.
'v8_enable_prof%': 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,
# Toolset the d8 binary should be compiled for. Possible values are 'host'
# and 'target'. If you want to run v8 tests, it needs to be set to 'target'.
# The setting is ignored if want_separate_host_toolset is 0.
'v8_toolset_for_d8%': 'target',
'host_os%': '<(OS)',
'werror%': '-Werror',
# For a shared library build, results in "libv8-<(soname_version).so".
'soname_version%': '',
# Allow to suppress the array bounds warning (default is no suppression).
'wno_array_bounds%': '',
# Link-Time Optimizations
'use_lto%': 0,
'variables': {
# This is set when building the Android WebView inside the Android build
# system, using the 'android' gyp backend.
'android_webview_build%': 0,
},
# Copy it out one scope.
'android_webview_build%': '<(android_webview_build)',
},
'conditions': [
['host_arch=="ia32" or host_arch=="x64" or clang==1', {
'variables': {
'host_cxx_is_biarch%': 1,
},
}, {
'variables': {
'host_cxx_is_biarch%': 0,
},
}],
['target_arch=="ia32" or target_arch=="x64" or target_arch=="x87" or \
clang==1', {
'variables': {
'target_cxx_is_biarch%': 1,
},
}, {
'variables': {
'target_cxx_is_biarch%': 0,
},
}],
],
'target_defaults': {
'conditions': [
['v8_target_arch=="arm"', {
'defines': [
'V8_TARGET_ARCH_ARM',
],
'conditions': [
[ 'arm_version==7 or arm_version=="default"', {
'defines': [
'CAN_USE_ARMV7_INSTRUCTIONS',
],
}],
[ 'arm_fpu=="vfpv3-d16" or arm_fpu=="default"', {
'defines': [
'CAN_USE_VFP3_INSTRUCTIONS',
],
}],
[ 'arm_fpu=="vfpv3"', {
'defines': [
'CAN_USE_VFP3_INSTRUCTIONS',
'CAN_USE_VFP32DREGS',
],
}],
[ 'arm_fpu=="neon"', {
'defines': [
'CAN_USE_VFP3_INSTRUCTIONS',
'CAN_USE_VFP32DREGS',
'CAN_USE_NEON',
],
}],
[ 'arm_test_noprobe=="on"', {
'defines': [
'ARM_TEST_NO_FEATURE_PROBE',
],
}],
],
'target_conditions': [
['_toolset=="host"', {
'conditions': [
['v8_target_arch==host_arch and android_webview_build==0', {
# Host built with an Arm CXX compiler.
'conditions': [
[ 'arm_version==7', {
'cflags': ['-march=armv7-a',],
}],
[ 'arm_version==7 or arm_version=="default"', {
'conditions': [
[ 'arm_fpu!="default"', {
'cflags': ['-mfpu=<(arm_fpu)',],
}],
],
}],
[ 'arm_float_abi!="default"', {
'cflags': ['-mfloat-abi=<(arm_float_abi)',],
}],
[ 'arm_thumb==1', {
'cflags': ['-mthumb',],
}],
[ 'arm_thumb==0', {
'cflags': ['-marm',],
}],
],
}, {
# 'v8_target_arch!=host_arch'
# Host not built with an Arm CXX compiler (simulator build).
'conditions': [
[ 'arm_float_abi=="hard"', {
'defines': [
'USE_EABI_HARDFLOAT=1',
],
}],
[ 'arm_float_abi=="softfp" or arm_float_abi=="default"', {
'defines': [
'USE_EABI_HARDFLOAT=0',
],
}],
],
}],
],
}], # _toolset=="host"
['_toolset=="target"', {
'conditions': [
['v8_target_arch==target_arch and android_webview_build==0', {
# Target built with an Arm CXX compiler.
'conditions': [
[ 'arm_version==7', {
'cflags': ['-march=armv7-a',],
}],
[ 'arm_version==7 or arm_version=="default"', {
'conditions': [
[ 'arm_fpu!="default"', {
'cflags': ['-mfpu=<(arm_fpu)',],
}],
],
}],
[ 'arm_float_abi!="default"', {
'cflags': ['-mfloat-abi=<(arm_float_abi)',],
}],
[ 'arm_thumb==1', {
'cflags': ['-mthumb',],
}],
[ 'arm_thumb==0', {
'cflags': ['-marm',],
}],
],
}, {
# 'v8_target_arch!=target_arch'
# Target not built with an Arm CXX compiler (simulator build).
'conditions': [
[ 'arm_float_abi=="hard"', {
'defines': [
'USE_EABI_HARDFLOAT=1',
],
}],
[ 'arm_float_abi=="softfp" or arm_float_abi=="default"', {
'defines': [
'USE_EABI_HARDFLOAT=0',
],
}],
],
}],
# Disable LTO for v8
# v8 is optimized for speed, which takes precedence over
# size optimization in LTO.
['use_lto==1', {
'cflags!': [
'-flto',
'-ffat-lto-objects',
],
}],
],
}], # _toolset=="target"
],
}], # v8_target_arch=="arm"
['v8_target_arch=="arm64"', {
'defines': [
'V8_TARGET_ARCH_ARM64',
],
}],
['v8_target_arch=="ia32"', {
'defines': [
'V8_TARGET_ARCH_IA32',
],
}], # v8_target_arch=="ia32"
['v8_target_arch=="x87"', {
'defines': [
'V8_TARGET_ARCH_X87',
],
'cflags': ['-march=i586'],
}], # v8_target_arch=="x87"
['v8_target_arch=="mips"', {
'defines': [
'V8_TARGET_ARCH_MIPS',
],
'conditions': [
[ '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'
]
}],
],
'target_conditions': [
['_toolset=="target"', {
'conditions': [
['v8_target_arch==target_arch and android_webview_build==0', {
# Target built with a Mips CXX compiler.
'cflags': ['-EB'],
'ldflags': ['-EB'],
'conditions': [
[ 'v8_use_mips_abi_hardfloat=="true"', {
'cflags': ['-mhard-float'],
'ldflags': ['-mhard-float'],
}, {
'cflags': ['-msoft-float'],
'ldflags': ['-msoft-float'],
}],
['mips_arch_variant=="r6"', {
'defines': [
'_MIPS_ARCH_MIPS32R6',
'FPU_MODE_FP64',
],
'cflags!': ['-mfp32', '-mfpxx'],
'cflags': ['-mips32r6', '-Wa,-mips32r6'],
'ldflags': [
'-mips32r6',
'-Wl,--dynamic-linker=$(LDSO_PATH)',
'-Wl,--rpath=$(LD_R_PATH)',
],
}],
['mips_arch_variant=="r2"', {
'conditions': [
[ 'mips_fpu_mode=="fp64"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FP64',
],
'cflags': ['-mfp64'],
}],
['mips_fpu_mode=="fpxx"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FPXX',
],
'cflags': ['-mfpxx'],
}],
['mips_fpu_mode=="fp32"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FP32',
],
'cflags': ['-mfp32'],
}],
],
'cflags': ['-mips32r2', '-Wa,-mips32r2'],
'ldflags': ['-mips32r2'],
}],
['mips_arch_variant=="r1"', {
'defines': [
'FPU_MODE_FP32',
],
'cflags!': ['-mfp64', '-mfpxx'],
'cflags': ['-mips32', '-Wa,-mips32'],
'ldflags': ['-mips32'],
}],
['mips_arch_variant=="rx"', {
'defines': [
'_MIPS_ARCH_MIPS32RX',
'FPU_MODE_FPXX',
],
'cflags!': ['-mfp64', '-mfp32'],
'cflags': ['-mips32', '-Wa,-mips32', '-mfpxx'],
'ldflags': ['-mips32'],
}],
],
}, {
# 'v8_target_arch!=target_arch'
# Target not built with an MIPS CXX compiler (simulator build).
'conditions': [
['mips_arch_variant=="r6"', {
'defines': [
'_MIPS_ARCH_MIPS32R6',
'FPU_MODE_FP64',
],
}],
['mips_arch_variant=="r2"', {
'conditions': [
[ 'mips_fpu_mode=="fp64"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FP64',
],
}],
['mips_fpu_mode=="fpxx"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FPXX',
],
}],
['mips_fpu_mode=="fp32"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FP32',
],
}],
],
}],
['mips_arch_variant=="r1"', {
'defines': [
'FPU_MODE_FP32',
],
}],
['mips_arch_variant=="rx"', {
'defines': [
'_MIPS_ARCH_MIPS32RX',
'FPU_MODE_FPXX',
],
}],
],
}],
],
}], #_toolset=="target"
['_toolset=="host"', {
'conditions': [
['mips_arch_variant=="rx"', {
'defines': [
'_MIPS_ARCH_MIPS32RX',
'FPU_MODE_FPXX',
],
}],
['mips_arch_variant=="r6"', {
'defines': [
'_MIPS_ARCH_MIPS32R6',
'FPU_MODE_FP64',
],
}],
['mips_arch_variant=="r2"', {
'conditions': [
['mips_fpu_mode=="fp64"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FP64',
],
}],
['mips_fpu_mode=="fpxx"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FPXX',
],
}],
['mips_fpu_mode=="fp32"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FP32'
],
}],
],
}],
['mips_arch_variant=="r1"', {
'defines': ['FPU_MODE_FP32',],
}],
]
}], #_toolset=="host"
],
}], # v8_target_arch=="mips"
['v8_target_arch=="mipsel"', {
'defines': [
'V8_TARGET_ARCH_MIPS',
],
'conditions': [
[ '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'
],
}],
],
'target_conditions': [
['_toolset=="target"', {
'conditions': [
['v8_target_arch==target_arch and android_webview_build==0', {
# Target built with a Mips CXX compiler.
'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=="r6"', {
'defines': [
'_MIPS_ARCH_MIPS32R6',
'FPU_MODE_FP64',
],
'cflags!': ['-mfp32', '-mfpxx'],
'cflags': ['-mips32r6', '-Wa,-mips32r6'],
'ldflags': [
'-mips32r6',
'-Wl,--dynamic-linker=$(LDSO_PATH)',
'-Wl,--rpath=$(LD_R_PATH)',
],
}],
['mips_arch_variant=="r2"', {
'conditions': [
[ 'mips_fpu_mode=="fp64"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FP64',
],
'cflags': ['-mfp64'],
}],
['mips_fpu_mode=="fpxx"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FPXX',
],
'cflags': ['-mfpxx'],
}],
['mips_fpu_mode=="fp32"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FP32',
],
'cflags': ['-mfp32'],
}],
],
'cflags': ['-mips32r2', '-Wa,-mips32r2'],
'ldflags': ['-mips32r2'],
}],
['mips_arch_variant=="r1"', {
'cflags!': ['-mfp64', '-mfpxx'],
'cflags': ['-mips32', '-Wa,-mips32'],
'ldflags': ['-mips32'],
}],
['mips_arch_variant=="rx"', {
'defines': [
'_MIPS_ARCH_MIPS32RX',
'FPU_MODE_FPXX',
],
'cflags!': ['-mfp64', '-mfp32'],
'cflags': ['-mips32', '-Wa,-mips32', '-mfpxx'],
'ldflags': ['-mips32'],
}],
['mips_arch_variant=="loongson"', {
'defines': [
'_MIPS_ARCH_LOONGSON',
'FPU_MODE_FP32',
],
'cflags!': ['-mfp64', '-mfp32', '-mfpxx'],
'cflags': ['-mips3', '-Wa,-mips3'],
}],
],
}, {
# 'v8_target_arch!=target_arch'
# Target not built with an MIPS CXX compiler (simulator build).
'conditions': [
['mips_arch_variant=="r6"', {
'defines': [
'_MIPS_ARCH_MIPS32R6',
'FPU_MODE_FP64',
],
}],
['mips_arch_variant=="r2"', {
'conditions': [
[ 'mips_fpu_mode=="fp64"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FP64',
],
}],
['mips_fpu_mode=="fpxx"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FPXX',
],
}],
['mips_fpu_mode=="fp32"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FP32',
],
}],
],
}],
['mips_arch_variant=="r1"', {
'defines': [
'FPU_MODE_FP32',
],
}],
['mips_arch_variant=="rx"', {
'defines': [
'_MIPS_ARCH_MIPS32RX',
'FPU_MODE_FPXX',
],
}],
['mips_arch_variant=="loongson"', {
'defines': [
'_MIPS_ARCH_LOONGSON',
'FPU_MODE_FP32',
],
}],
],
}],
],
}], #_toolset=="target
['_toolset=="host"', {
'conditions': [
['mips_arch_variant=="rx"', {
'defines': [
'_MIPS_ARCH_MIPS32RX',
'FPU_MODE_FPXX',
],
}],
['mips_arch_variant=="r6"', {
'defines': [
'_MIPS_ARCH_MIPS32R6',
'FPU_MODE_FP64',
],
}],
['mips_arch_variant=="r2"', {
'conditions': [
['mips_fpu_mode=="fp64"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FP64',
],
}],
['mips_fpu_mode=="fpxx"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FPXX',
],
}],
['mips_fpu_mode=="fp32"', {
'defines': [
'_MIPS_ARCH_MIPS32R2',
'FPU_MODE_FP32'
],
}],
],
}],
['mips_arch_variant=="r1"', {
'defines': ['FPU_MODE_FP32',],
}],
['mips_arch_variant=="loongson"', {
'defines': [
'_MIPS_ARCH_LOONGSON',
'FPU_MODE_FP32',
],
}],
]
}],
],
}], # v8_target_arch=="mipsel"
['v8_target_arch=="mips64el"', {
'defines': [
'V8_TARGET_ARCH_MIPS64',
],
'conditions': [
[ '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'
],
}],
],
'target_conditions': [
['_toolset=="target"', {
'conditions': [
['v8_target_arch==target_arch and android_webview_build==0', {
'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=="r6"', {
'defines': ['_MIPS_ARCH_MIPS64R6',],
'cflags': ['-mips64r6', '-mabi=64', '-Wa,-mips64r6'],
'ldflags': [
'-mips64r6', '-mabi=64',
'-Wl,--dynamic-linker=$(LDSO_PATH)',
'-Wl,--rpath=$(LD_R_PATH)',
],
}],
['mips_arch_variant=="r2"', {
'defines': ['_MIPS_ARCH_MIPS64R2',],
'cflags': ['-mips64r2', '-mabi=64', '-Wa,-mips64r2'],
'ldflags': [
'-mips64r2', '-mabi=64',
'-Wl,--dynamic-linker=$(LDSO_PATH)',
'-Wl,--rpath=$(LD_R_PATH)',
],
}],
],
}, {
# 'v8_target_arch!=target_arch'
# Target not built with an MIPS CXX compiler (simulator build).
'conditions': [
['mips_arch_variant=="r6"', {
'defines': ['_MIPS_ARCH_MIPS64R6',],
}],
['mips_arch_variant=="r2"', {
'defines': ['_MIPS_ARCH_MIPS64R2',],
}],
],
}],
],
}], #'_toolset=="target"
['_toolset=="host"', {
'conditions': [
['mips_arch_variant=="r6"', {
'defines': ['_MIPS_ARCH_MIPS64R6',],
}],
['mips_arch_variant=="r2"', {
'defines': ['_MIPS_ARCH_MIPS64R2',],
}],
],
}], #'_toolset=="host"
],
}], # v8_target_arch=="mips64el"
['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_target_arch=="x32"', {
'defines': [
# x32 port shares the source code with x64 port.
'V8_TARGET_ARCH_X64',
'V8_TARGET_ARCH_32_BIT',
],
'cflags': [
'-mx32',
# Inhibit warning if long long type is used.
'-Wno-long-long',
],
'ldflags': [
'-mx32',
],
}], # v8_target_arch=="x32"
['OS=="win"', {
'defines': [
'WIN32',
'WIN32_LEAN_AND_MEAN',
],
'msvs_settings': {
'VCLinkerTool': {
},
},
# 4351: VS 2005 and later are warning us that they've fixed a bug
# present in VS 2003 and earlier.
'msvs_disabled_warnings': [4351],
'msvs_configuration_attributes': {
#'OutputDirectory': '<(DEPTH)\\build\\$(ConfigurationName)',
'IntermediateDirectory': '$(OutDir)\\obj\\$(ProjectName)',
'CharacterSet': '1',
},
}],
['OS=="win" and v8_target_arch=="ia32"', {
'msvs_settings': {
'VCCLCompilerTool': {
# Ensure no surprising artifacts from 80bit double math with x86.
'AdditionalOptions': ['/arch:SSE2'],
},
},
}],
['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" or OS=="mac" or OS=="android" or OS=="qnx") and \
(v8_target_arch=="arm" or v8_target_arch=="ia32" or \
v8_target_arch=="x87" or v8_target_arch=="mips" or \
v8_target_arch=="mipsel")', {
'target_conditions': [
['_toolset=="host"', {
'conditions': [
['host_cxx_is_biarch==1', {
'cflags': [ '-m32' ],
'ldflags': [ '-m32' ]
}],
],
'xcode_settings': {
'ARCHS': [ 'i386' ],
},
}],
['_toolset=="target"', {
'conditions': [
['target_cxx_is_biarch==1 and nacl_target_arch!="nacl_x64"', {
'cflags': [ '-m32' ],
'ldflags': [ '-m32' ],
}],
# Enable feedback-directed optimisation when building in android.
[ 'android_webview_build == 1', {
'aosp_build_settings': {
'LOCAL_FDO_SUPPORT': 'true',
},
}],
],
'xcode_settings': {
'ARCHS': [ 'i386' ],
},
}],
],
}],
['(OS=="linux" or OS=="android") and \
(v8_target_arch=="x64" or v8_target_arch=="arm64")', {
'target_conditions': [
['_toolset=="host"', {
'conditions': [
['host_cxx_is_biarch==1', {
'cflags': [ '-m64' ],
'ldflags': [ '-m64' ]
}],
],
}],
['_toolset=="target"', {
'conditions': [
['target_cxx_is_biarch==1', {
'cflags': [ '-m64' ],
'ldflags': [ '-m64' ],
}],
# Enable feedback-directed optimisation when building in android.
[ 'android_webview_build == 1', {
'aosp_build_settings': {
'LOCAL_FDO_SUPPORT': 'true',
},
}],
]
}],
],
}],
['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris" \
or OS=="netbsd" or OS=="qnx"', {
'conditions': [
[ 'v8_no_strict_aliasing==1', {
'cflags': [ '-fno-strict-aliasing' ],
}],
], # conditions
}],
['OS=="solaris"', {
'defines': [ '__C99FEATURES__=1' ], # isinf() etc.
}],
['OS=="freebsd" or OS=="openbsd"', {
'cflags': [ '-I/usr/local/include' ],
}],
['OS=="netbsd"', {
'cflags': [ '-I/usr/pkg/include' ],
}],
], # conditions
'configurations': {
# Abstract configuration for v8_optimized_debug == 0.
'DebugBase0': {
'abstract': 1,
'msvs_settings': {
'VCCLCompilerTool': {
'Optimization': '0',
'WarningLevel': '<(nanos_debug_warning_level_win)',
'WarnAsError': 'true',
'conditions': [
['component=="shared_library"', {
'RuntimeLibrary': '3', # /MDd
}, {
'RuntimeLibrary': '1', # /MTd
}],
],
},
'VCLinkerTool': {
'LinkIncremental': '2',
},
},
'conditions': [
['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd" or \
OS=="qnx"', {
'cflags!': [
'-O3',
'-O2',
'-O1',
'-Os',
],
'cflags': [
'-fdata-sections',
'-ffunction-sections',
],
}],
['OS=="mac"', {
'xcode_settings': {
'GCC_OPTIMIZATION_LEVEL': '0', # -O0
},
}],
],
'defines': [
'ENABLE_SLOW_DCHECKS',
],
}, # DebugBase0
# Abstract configuration for v8_optimized_debug == 1.
'DebugBase1': {
'abstract': 1,
'msvs_settings': {
'VCCLCompilerTool': {
'Optimization': '1',
'InlineFunctionExpansion': '2',
'EnableIntrinsicFunctions': 'true',
'FavorSizeOrSpeed': '0',
'WarningLevel': '<(nanos_debug_warning_level_win)',
'WarnAsError': 'true',
'StringPooling': 'true',
'BasicRuntimeChecks': '0',
'conditions': [
['component=="shared_library"', {
'RuntimeLibrary': '3', # /MDd
}, {
'RuntimeLibrary': '1', # /MTd
}],
],
},
'VCLinkerTool': {
'LinkIncremental': '2',
},
},
'defines': [
'ENABLE_SLOW_DCHECKS',
],
'conditions': [
['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd" or \
OS=="qnx"', {
'cflags!': [
'-O0',
'-O3', # TODO(2807) should be -O1.
'-O2',
'-Os',
],
'cflags': [
'-fdata-sections',
'-ffunction-sections',
'-O1', # TODO(2807) should be -O3.
],
}],
['OS=="mac"', {
'xcode_settings': {
'GCC_OPTIMIZATION_LEVEL': '3', # -O3
'GCC_STRICT_ALIASING': 'YES',
},
}],
],
}, # DebugBase1
# Abstract configuration for v8_optimized_debug == 2.
'DebugBase2': {
'abstract': 1,
'msvs_settings': {
'VCCLCompilerTool': {
'Optimization': '2',
'InlineFunctionExpansion': '2',
'EnableIntrinsicFunctions': 'true',
'FavorSizeOrSpeed': '0',
'WarningLevel': '<(nanos_debug_warning_level_win)',
'WarnAsError': 'true',
'StringPooling': 'true',
'BasicRuntimeChecks': '0',
'conditions': [
['component=="shared_library"', {
'RuntimeLibrary': '3', #/MDd
}, {
'RuntimeLibrary': '1', #/MTd
}],
],
},
'VCLinkerTool': {
'LinkIncremental': '1',
'OptimizeReferences': '2',
'EnableCOMDATFolding': '2',
},
},
'conditions': [
['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd" or \
OS=="qnx"', {
'cflags!': [
'-O0',