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	* Add samples and definition for GN build files * Add grammar to provide GN syntax highlighting * Fix failing tests * Add Python extensions for GYP includes and .gclient configs
		
			
				
	
	
		
			1421 lines
		
	
	
		
			47 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			1421 lines
		
	
	
		
			47 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
# Copyright 2013 the V8 project authors. All rights reserved.
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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#     * Redistributions of source code must retain the above copyright
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						|
#       notice, this list of conditions and the following disclaimer.
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#     * Redistributions in binary form must reproduce the above
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						|
#       copyright notice, this list of conditions and the following
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#       disclaimer in the documentation and/or other materials provided
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#       with the distribution.
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#     * Neither the name of Google Inc. nor the names of its
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#       contributors may be used to endorse or promote products derived
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#       from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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						|
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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# Shared definitions for all V8-related targets.
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{
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  'variables': {
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    'msvs_use_common_release': 0,
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    'clang%': 0,
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    'asan%': 0,
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    'lsan%': 0,
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						|
    'msan%': 0,
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    'tsan%': 0,
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    'ubsan%': 0,
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    'ubsan_vptr%': 0,
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    'has_valgrind%': 0,
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    'coverage%': 0,
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    'v8_target_arch%': '<(target_arch)',
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						|
    'v8_host_byteorder%': '<!(python -c "import sys; print sys.byteorder")',
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						|
    'force_dynamic_crt%': 0,
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						|
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						|
    # Setting 'v8_can_use_vfp32dregs' to 'true' will cause V8 to use the VFP
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						|
    # registers d16-d31 in the generated code, both in the snapshot and for the
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						|
    # ARM target. Leaving the default value of 'false' will avoid the use of
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    # these registers in the snapshot and use CPU feature probing when running
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    # on the target.
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    'v8_can_use_vfp32dregs%': 'false',
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						|
    'arm_test_noprobe%': 'off',
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						|
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    # Similar to vfp but on MIPS.
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						|
    'v8_can_use_fpu_instructions%': 'true',
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						|
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    # Similar to the ARM hard float ABI but on MIPS.
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						|
    'v8_use_mips_abi_hardfloat%': 'true',
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						|
    # Print to stdout on Android.
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						|
    'v8_android_log_stdout%': 0,
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						|
    # Force disable libstdc++ debug mode.
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						|
    'disable_glibcxx_debug%': 0,
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						|
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						|
    'v8_enable_backtrace%': 0,
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						|
    # Enable profiling support. Only required on Windows.
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    'v8_enable_prof%': 0,
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						|
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						|
    # Some versions of GCC 4.5 seem to need -fno-strict-aliasing.
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						|
    'v8_no_strict_aliasing%': 0,
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						|
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						|
    # Chrome needs this definition unconditionally. For standalone V8 builds,
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    # it's handled in gypfiles/standalone.gypi.
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    'want_separate_host_toolset%': 1,
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						|
    'want_separate_host_toolset_mkpeephole%': 1,
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    # Toolset the shell binary should be compiled for. Possible values are
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    # 'host' and 'target'.
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    # The setting is ignored if want_separate_host_toolset is 0.
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    'v8_toolset_for_shell%': 'target',
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    'host_os%': '<(OS)',
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    'werror%': '-Werror',
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    # For a shared library build, results in "libv8-<(soname_version).so".
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    'soname_version%': '',
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    # Allow to suppress the array bounds warning (default is no suppression).
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    'wno_array_bounds%': '',
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						|
    # Override where to find binutils
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    'binutils_dir%': '',
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    'conditions': [
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      ['OS=="linux" and host_arch=="x64"', {
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						|
        'binutils_dir%': 'third_party/binutils/Linux_x64/Release/bin',
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      }],
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						|
      ['OS=="linux" and host_arch=="ia32"', {
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        'binutils_dir%': 'third_party/binutils/Linux_ia32/Release/bin',
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      }],
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      # linux_use_bundled_gold: whether to use the gold linker binary checked
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      # into third_party/binutils.  Force this off via GYP_DEFINES when you
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      # are using a custom toolchain and need to control -B in ldflags.
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      # Do not use 32-bit gold on 32-bit hosts as it runs out address space
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						|
      # for component=static_library builds.
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      ['((OS=="linux" or OS=="android") and (target_arch=="x64" or target_arch=="arm" or (target_arch=="ia32" and host_arch=="x64"))) or (OS=="linux" and target_arch=="mipsel")', {
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        'linux_use_bundled_gold%': 1,
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      }, {
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        'linux_use_bundled_gold%': 0,
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      }],
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      # linux_use_bundled_binutils: whether to use the binary binutils
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      # checked into third_party/binutils.  These are not multi-arch so cannot
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      # be used except on x86 and x86-64 (the only two architectures which
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      # are currently checke in).  Force this off via GYP_DEFINES when you
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      # are using a custom toolchain and need to control -B in cflags.
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      ['OS=="linux" and (target_arch=="ia32" or target_arch=="x64")', {
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        'linux_use_bundled_binutils%': 1,
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      }, {
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        'linux_use_bundled_binutils%': 0,
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      }],
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      # linux_use_gold_flags: whether to use build flags that rely on gold.
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      # On by default for x64 Linux.
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      ['OS=="linux" and target_arch=="x64"', {
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        'linux_use_gold_flags%': 1,
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      }, {
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        'linux_use_gold_flags%': 0,
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      }],
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    ],
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    # Link-Time Optimizations
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						|
    'use_lto%': 0,
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						|
    # Indicates if gcmole tools are downloaded by a hook.
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    'gcmole%': 0,
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  },
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  'conditions': [
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    ['host_arch=="ia32" or host_arch=="x64" or \
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      host_arch=="ppc" or host_arch=="ppc64" or \
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      host_arch=="s390" or host_arch=="s390x" or \
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      clang==1', {
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      'variables': {
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        'host_cxx_is_biarch%': 1,
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       },
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     }, {
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      'variables': {
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        'host_cxx_is_biarch%': 0,
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      },
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    }],
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    ['target_arch=="ia32" or target_arch=="x64" or target_arch=="x87" or \
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      target_arch=="ppc" or target_arch=="ppc64" or target_arch=="s390" or \
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      target_arch=="s390x" or clang==1', {
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      'variables': {
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        'target_cxx_is_biarch%': 1,
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       },
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     }, {
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      'variables': {
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        'target_cxx_is_biarch%': 0,
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      },
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    }],
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  ],
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  'target_defaults': {
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    'conditions': [
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      ['v8_target_arch=="arm"', {
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        'defines': [
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          'V8_TARGET_ARCH_ARM',
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        ],
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        'conditions': [
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          [ 'arm_version==7 or arm_version=="default"', {
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            'defines': [
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              'CAN_USE_ARMV7_INSTRUCTIONS',
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            ],
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          }],
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						|
          [ 'arm_fpu=="vfpv3-d16" or arm_fpu=="default"', {
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            'defines': [
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              'CAN_USE_VFP3_INSTRUCTIONS',
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            ],
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          }],
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          [ 'arm_fpu=="vfpv3"', {
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            'defines': [
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              'CAN_USE_VFP3_INSTRUCTIONS',
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              'CAN_USE_VFP32DREGS',
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            ],
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          }],
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          [ 'arm_fpu=="neon"', {
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            'defines': [
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              'CAN_USE_VFP3_INSTRUCTIONS',
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              'CAN_USE_VFP32DREGS',
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              'CAN_USE_NEON',
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            ],
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          }],
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						|
          [ 'arm_test_noprobe=="on"', {
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            'defines': [
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              'ARM_TEST_NO_FEATURE_PROBE',
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            ],
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          }],
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        ],
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						|
        'target_conditions': [
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						|
          ['_toolset=="host"', {
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            'conditions': [
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						|
              ['v8_target_arch==host_arch', {
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                # Host built with an Arm CXX compiler.
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                'conditions': [
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                  [ 'arm_version==7', {
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                    'cflags': ['-march=armv7-a',],
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                  }],
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						|
                  [ 'arm_version==7 or arm_version=="default"', {
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                    'conditions': [
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                      [ 'arm_fpu!="default"', {
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                        'cflags': ['-mfpu=<(arm_fpu)',],
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                      }],
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                    ],
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                  }],
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                  [ 'arm_float_abi!="default"', {
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                    'cflags': ['-mfloat-abi=<(arm_float_abi)',],
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                  }],
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						|
                  [ 'arm_thumb==1', {
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                    'cflags': ['-mthumb',],
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                  }],
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						|
                  [ 'arm_thumb==0', {
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                    'cflags': ['-marm',],
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                  }],
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                ],
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              }, {
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						|
                # 'v8_target_arch!=host_arch'
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                # Host not built with an Arm CXX compiler (simulator build).
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                'conditions': [
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						|
                  [ 'arm_float_abi=="hard"', {
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                    'defines': [
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                      'USE_EABI_HARDFLOAT=1',
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                    ],
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                  }],
 | 
						|
                  [ 'arm_float_abi=="softfp" or arm_float_abi=="default"', {
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                    'defines': [
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                      'USE_EABI_HARDFLOAT=0',
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                    ],
 | 
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                  }],
 | 
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                ],
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              }],
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						|
            ],
 | 
						|
          }],  # _toolset=="host"
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						|
          ['_toolset=="target"', {
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            'conditions': [
 | 
						|
              ['v8_target_arch==target_arch', {
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						|
                # Target built with an Arm CXX compiler.
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						|
                '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)',],
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						|
                  }],
 | 
						|
                  [ 'arm_thumb==1', {
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						|
                    'cflags': ['-mthumb',],
 | 
						|
                  }],
 | 
						|
                  [ 'arm_thumb==0', {
 | 
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                    'cflags': ['-marm',],
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                  }],
 | 
						|
                ],
 | 
						|
              }, {
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						|
                # 'v8_target_arch!=target_arch'
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                # 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',
 | 
						|
                    ],
 | 
						|
                  }],
 | 
						|
                ],
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						|
              }],
 | 
						|
              # Disable GCC LTO for v8
 | 
						|
              # v8 is optimized for speed. Because GCC LTO merges flags at link
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						|
              # time, we disable LTO to prevent any -O2 flags from taking
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						|
              # precedence over v8's -Os flag. However, LLVM LTO does not work
 | 
						|
              # this way so we keep LTO enabled under LLVM.
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						|
              ['clang==0 and use_lto==1', {
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						|
                'cflags!': [
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						|
                  '-flto',
 | 
						|
                  '-ffat-lto-objects',
 | 
						|
                ],
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
          }],  # _toolset=="target"
 | 
						|
        ],
 | 
						|
      }],  # v8_target_arch=="arm"
 | 
						|
      ['v8_target_arch=="arm64"', {
 | 
						|
        'defines': [
 | 
						|
          'V8_TARGET_ARCH_ARM64',
 | 
						|
        ],
 | 
						|
      }],
 | 
						|
      ['v8_target_arch=="s390" or v8_target_arch=="s390x"', {
 | 
						|
        'defines': [
 | 
						|
          'V8_TARGET_ARCH_S390',
 | 
						|
        ],
 | 
						|
        'conditions': [
 | 
						|
          ['v8_target_arch=="s390x"', {
 | 
						|
            'defines': [
 | 
						|
              'V8_TARGET_ARCH_S390X',
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
          ['v8_host_byteorder=="little"', {
 | 
						|
            'defines': [
 | 
						|
              'V8_TARGET_ARCH_S390_LE_SIM',
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
          ],
 | 
						|
      }],  # s390
 | 
						|
      ['v8_target_arch=="ppc" or v8_target_arch=="ppc64"', {
 | 
						|
        'defines': [
 | 
						|
          'V8_TARGET_ARCH_PPC',
 | 
						|
        ],
 | 
						|
        'conditions': [
 | 
						|
          ['v8_target_arch=="ppc64"', {
 | 
						|
            'defines': [
 | 
						|
              'V8_TARGET_ARCH_PPC64',
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
          ['v8_host_byteorder=="little"', {
 | 
						|
            'defines': [
 | 
						|
              'V8_TARGET_ARCH_PPC_LE',
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
          ['v8_host_byteorder=="big"', {
 | 
						|
            'defines': [
 | 
						|
              'V8_TARGET_ARCH_PPC_BE',
 | 
						|
            ],
 | 
						|
            'conditions': [
 | 
						|
              ['OS=="aix"', {
 | 
						|
                # Work around AIX ceil, trunc and round oddities.
 | 
						|
                'cflags': [ '-mcpu=power5+ -mfprnd' ],
 | 
						|
              }],
 | 
						|
              ['OS=="aix"', {
 | 
						|
                # Work around AIX assembler popcntb bug.
 | 
						|
                'cflags': [ '-mno-popcntb' ],
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
        ],
 | 
						|
      }],  # ppc
 | 
						|
      ['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" or v8_target_arch=="mipsel" \
 | 
						|
        or v8_target_arch=="mips64" or v8_target_arch=="mips64el"', {
 | 
						|
        'target_conditions': [
 | 
						|
          ['_toolset=="target"', {
 | 
						|
            'conditions': [
 | 
						|
              ['v8_target_arch==target_arch', {
 | 
						|
                # Target built with a Mips CXX compiler.
 | 
						|
                'variables': {
 | 
						|
                  'ldso_path%': '<!(/bin/echo -n $LDSO_PATH)',
 | 
						|
                  'ld_r_path%': '<!(/bin/echo -n $LD_R_PATH)',
 | 
						|
                },
 | 
						|
                'conditions': [
 | 
						|
                  ['ldso_path!=""', {
 | 
						|
                    'ldflags': ['-Wl,--dynamic-linker=<(ldso_path)'],
 | 
						|
                  }],
 | 
						|
                  ['ld_r_path!=""', {
 | 
						|
                    'ldflags': ['-Wl,--rpath=<(ld_r_path)'],
 | 
						|
                  }],
 | 
						|
                  [ 'clang==1', {
 | 
						|
                    'cflags': ['-integrated-as'],
 | 
						|
                  }],
 | 
						|
                  ['OS!="mac"', {
 | 
						|
                    'defines': ['_MIPS_TARGET_HW',],
 | 
						|
                  }, {
 | 
						|
                    'defines': ['_MIPS_TARGET_SIMULATOR',],
 | 
						|
                  }],
 | 
						|
                ],
 | 
						|
              }, {
 | 
						|
                'defines': ['_MIPS_TARGET_SIMULATOR',],
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
          }],  #'_toolset=="target"
 | 
						|
          ['_toolset=="host"', {
 | 
						|
            'conditions': [
 | 
						|
              ['v8_target_arch==target_arch and OS!="mac"', {
 | 
						|
                'defines': ['_MIPS_TARGET_HW',],
 | 
						|
              }, {
 | 
						|
                'defines': ['_MIPS_TARGET_SIMULATOR',],
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
          }],  #'_toolset=="host"
 | 
						|
        ],
 | 
						|
      }],
 | 
						|
      ['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', {
 | 
						|
                # Target built with a Mips CXX compiler.
 | 
						|
                'cflags': [
 | 
						|
                  '-EB',
 | 
						|
                  '-Wno-error=array-bounds',  # Workaround https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56273
 | 
						|
                ],
 | 
						|
                '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'],
 | 
						|
                    'conditions': [
 | 
						|
                      [ 'clang==0', {
 | 
						|
                        'cflags': ['-Wa,-mips32r6'],
 | 
						|
                      }],
 | 
						|
                    ],
 | 
						|
                    'cflags': ['-mips32r6'],
 | 
						|
                    'ldflags': ['-mips32r6'],
 | 
						|
                  }],
 | 
						|
                  ['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'],
 | 
						|
                      }],
 | 
						|
                      [ 'clang==0', {
 | 
						|
                        'cflags': ['-Wa,-mips32r2'],
 | 
						|
                      }],
 | 
						|
                    ],
 | 
						|
                    'cflags': ['-mips32r2'],
 | 
						|
                    'ldflags': ['-mips32r2'],
 | 
						|
                  }],
 | 
						|
                  ['mips_arch_variant=="r1"', {
 | 
						|
                    'defines': [
 | 
						|
                      'FPU_MODE_FP32',
 | 
						|
                    ],
 | 
						|
                    'cflags!': ['-mfp64', '-mfpxx'],
 | 
						|
                    'conditions': [
 | 
						|
                      [ 'clang==0', {
 | 
						|
                        'cflags': ['-Wa,-mips32'],
 | 
						|
                      }],
 | 
						|
                    ],
 | 
						|
                    'cflags': ['-mips32'],
 | 
						|
                    'ldflags': ['-mips32'],
 | 
						|
                  }],
 | 
						|
                  ['mips_arch_variant=="rx"', {
 | 
						|
                    'defines': [
 | 
						|
                      '_MIPS_ARCH_MIPS32RX',
 | 
						|
                      'FPU_MODE_FPXX',
 | 
						|
                    ],
 | 
						|
                    'cflags!': ['-mfp64', '-mfp32'],
 | 
						|
                    'conditions': [
 | 
						|
                      [ 'clang==0', {
 | 
						|
                        'cflags': ['-Wa,-mips32'],
 | 
						|
                      }],
 | 
						|
                    ],
 | 
						|
                    'cflags': ['-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', {
 | 
						|
                # Target built with a Mips CXX compiler.
 | 
						|
                'cflags': [
 | 
						|
                  '-EL',
 | 
						|
                  '-Wno-error=array-bounds',  # Workaround https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56273
 | 
						|
                ],
 | 
						|
                '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'],
 | 
						|
                    'conditions': [
 | 
						|
                      [ 'clang==0', {
 | 
						|
                        'cflags': ['-Wa,-mips32r6'],
 | 
						|
                      }],
 | 
						|
                    ],
 | 
						|
                    'cflags': ['-mips32r6'],
 | 
						|
                    'ldflags': ['-mips32r6'],
 | 
						|
                  }],
 | 
						|
                  ['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'],
 | 
						|
                      }],
 | 
						|
                      [ 'clang==0', {
 | 
						|
                        'cflags': ['-Wa,-mips32r2'],
 | 
						|
                      }],
 | 
						|
                    ],
 | 
						|
                    'cflags': ['-mips32r2'],
 | 
						|
                    'ldflags': ['-mips32r2'],
 | 
						|
                  }],
 | 
						|
                  ['mips_arch_variant=="r1"', {
 | 
						|
                    'defines': [
 | 
						|
                      'FPU_MODE_FP32',
 | 
						|
                    ],
 | 
						|
                    'cflags!': ['-mfp64', '-mfpxx'],
 | 
						|
                    'conditions': [
 | 
						|
                      [ 'clang==0', {
 | 
						|
                        'cflags': ['-Wa,-mips32'],
 | 
						|
                      }],
 | 
						|
                    ],
 | 
						|
                    'cflags': ['-mips32'],
 | 
						|
                    'ldflags': ['-mips32'],
 | 
						|
                  }],
 | 
						|
                  ['mips_arch_variant=="rx"', {
 | 
						|
                    'defines': [
 | 
						|
                      '_MIPS_ARCH_MIPS32RX',
 | 
						|
                      'FPU_MODE_FPXX',
 | 
						|
                    ],
 | 
						|
                    'cflags!': ['-mfp64', '-mfp32'],
 | 
						|
                    'conditions': [
 | 
						|
                      [ 'clang==0', {
 | 
						|
                        'cflags': ['-Wa,-mips32'],
 | 
						|
                      }],
 | 
						|
                    ],
 | 
						|
                    'cflags': ['-mips32', '-mfpxx'],
 | 
						|
                    'ldflags': ['-mips32'],
 | 
						|
                  }],
 | 
						|
                  ['mips_arch_variant=="loongson"', {
 | 
						|
                    'defines': [
 | 
						|
                      '_MIPS_ARCH_LOONGSON',
 | 
						|
                      'FPU_MODE_FP32',
 | 
						|
                    ],
 | 
						|
                    'cflags!': ['-mfp64', '-mfpxx'],
 | 
						|
                    'conditions': [
 | 
						|
                      [ 'clang==0', {
 | 
						|
                        'cflags': ['-Wa,-mips3'],
 | 
						|
                      }],
 | 
						|
                    ],
 | 
						|
                    'cflags': ['-mips3', '-mfp32'],
 | 
						|
                  }],
 | 
						|
                ],
 | 
						|
              }, {
 | 
						|
                # '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" or v8_target_arch=="mips64"', {
 | 
						|
        'defines': [
 | 
						|
          'V8_TARGET_ARCH_MIPS64',
 | 
						|
        ],
 | 
						|
        'conditions': [
 | 
						|
          [ 'v8_can_use_fpu_instructions=="true"', {
 | 
						|
            'defines': [
 | 
						|
              'CAN_USE_FPU_INSTRUCTIONS',
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
          [ 'v8_host_byteorder=="little"', {
 | 
						|
            'defines': [
 | 
						|
              'V8_TARGET_ARCH_MIPS64_LE',
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
          [ 'v8_host_byteorder=="big"', {
 | 
						|
            'defines': [
 | 
						|
              'V8_TARGET_ARCH_MIPS64_BE',
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
          [ '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', {
 | 
						|
                'cflags': [
 | 
						|
                  '-Wno-error=array-bounds',  # Workaround https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56273
 | 
						|
                ],
 | 
						|
                'conditions': [
 | 
						|
                  ['v8_target_arch=="mips64el"', {
 | 
						|
                    'cflags': ['-EL'],
 | 
						|
                    'ldflags': ['-EL'],
 | 
						|
                  }],
 | 
						|
                  ['v8_target_arch=="mips64"', {
 | 
						|
                    'cflags': ['-EB'],
 | 
						|
                    'ldflags': ['-EB'],
 | 
						|
                  }],
 | 
						|
                  [ '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',],
 | 
						|
                    'conditions': [
 | 
						|
                      [ 'clang==0', {
 | 
						|
                        'cflags': ['-Wa,-mips64r6'],
 | 
						|
                      }],
 | 
						|
                    ],
 | 
						|
                    'cflags': ['-mips64r6', '-mabi=64'],
 | 
						|
                    'ldflags': ['-mips64r6', '-mabi=64'],
 | 
						|
                  }],
 | 
						|
                  ['mips_arch_variant=="r2"', {
 | 
						|
                    'defines': ['_MIPS_ARCH_MIPS64R2',],
 | 
						|
                    'conditions': [
 | 
						|
                      [ 'clang==0', {
 | 
						|
                        'cflags': ['-Wa,-mips64r2'],
 | 
						|
                      }],
 | 
						|
                    ],
 | 
						|
                    'cflags': ['-mips64r2', '-mabi=64'],
 | 
						|
                    'ldflags': ['-mips64r2', '-mabi=64'],
 | 
						|
                  }],
 | 
						|
                ],
 | 
						|
              }, {
 | 
						|
                # '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"
 | 
						|
      ['linux_use_gold_flags==1', {
 | 
						|
        # Newer gccs and clangs support -fuse-ld, use the flag to force gold
 | 
						|
        # selection.
 | 
						|
        # gcc -- http://gcc.gnu.org/onlinedocs/gcc-4.8.0/gcc/Optimize-Options.html
 | 
						|
        'ldflags': [ '-fuse-ld=gold', ],
 | 
						|
      }],
 | 
						|
      ['linux_use_bundled_binutils==1', {
 | 
						|
        'cflags': [
 | 
						|
          '-B<!(cd <(DEPTH) && pwd -P)/<(binutils_dir)',
 | 
						|
        ],
 | 
						|
      }],
 | 
						|
      ['linux_use_bundled_gold==1', {
 | 
						|
        # Put our binutils, which contains gold in the search path. We pass
 | 
						|
        # the path to gold to the compiler. gyp leaves unspecified what the
 | 
						|
        # cwd is when running the compiler, so the normal gyp path-munging
 | 
						|
        # fails us. This hack gets the right path.
 | 
						|
        'ldflags': [
 | 
						|
          '-B<!(cd <(DEPTH) && pwd -P)/<(binutils_dir)',
 | 
						|
        ],
 | 
						|
      }],
 | 
						|
      ['OS=="win"', {
 | 
						|
        'defines': [
 | 
						|
          'WIN32',
 | 
						|
        ],
 | 
						|
        # 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=="ia32"', {
 | 
						|
        'cflags': [
 | 
						|
          '-msse2',
 | 
						|
          '-mfpmath=sse',
 | 
						|
          '-mmmx',  # Allows mmintrin.h for MMX intrinsics.
 | 
						|
        ],
 | 
						|
      }],
 | 
						|
      ['(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" or v8_target_arch=="ppc" or \
 | 
						|
         v8_target_arch=="s390")', {
 | 
						|
        'target_conditions': [
 | 
						|
          ['_toolset=="host"', {
 | 
						|
            'conditions': [
 | 
						|
              ['host_cxx_is_biarch==1', {
 | 
						|
                'conditions': [
 | 
						|
                  ['host_arch=="s390" or host_arch=="s390x"', {
 | 
						|
                    'cflags': [ '-m31' ],
 | 
						|
                    'ldflags': [ '-m31' ]
 | 
						|
                  },{
 | 
						|
                   'cflags': [ '-m32' ],
 | 
						|
                   'ldflags': [ '-m32' ]
 | 
						|
                  }],
 | 
						|
                ],
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
            'xcode_settings': {
 | 
						|
              'ARCHS': [ 'i386' ],
 | 
						|
            },
 | 
						|
          }],
 | 
						|
          ['_toolset=="target"', {
 | 
						|
            'conditions': [
 | 
						|
              ['target_cxx_is_biarch==1', {
 | 
						|
                'conditions': [
 | 
						|
                  ['host_arch=="s390" or host_arch=="s390x"', {
 | 
						|
                    'cflags': [ '-m31' ],
 | 
						|
                    'ldflags': [ '-m31' ]
 | 
						|
                  },{
 | 
						|
                   'cflags': [ '-m32' ],
 | 
						|
                   'ldflags': [ '-m32' ],
 | 
						|
                  }],
 | 
						|
                ],
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
            'xcode_settings': {
 | 
						|
              'ARCHS': [ 'i386' ],
 | 
						|
            },
 | 
						|
          }],
 | 
						|
        ],
 | 
						|
      }],
 | 
						|
      ['(OS=="linux" or OS=="android") and \
 | 
						|
        (v8_target_arch=="x64" or v8_target_arch=="arm64" or \
 | 
						|
         v8_target_arch=="ppc64" or v8_target_arch=="s390x")', {
 | 
						|
        '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' ],
 | 
						|
               }],
 | 
						|
             ]
 | 
						|
           }],
 | 
						|
         ],
 | 
						|
      }],
 | 
						|
      ['OS=="android" and v8_android_log_stdout==1', {
 | 
						|
        'defines': [
 | 
						|
          'V8_ANDROID_LOG_STDOUT',
 | 
						|
        ],
 | 
						|
      }],
 | 
						|
      ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris" \
 | 
						|
         or OS=="netbsd" or OS=="qnx" or OS=="aix"', {
 | 
						|
        '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' ],
 | 
						|
      }],
 | 
						|
      ['OS=="aix"', {
 | 
						|
        'defines': [
 | 
						|
          # Support for malloc(0)
 | 
						|
          '_LINUX_SOURCE_COMPAT=1',
 | 
						|
          '__STDC_FORMAT_MACROS',
 | 
						|
          '_ALL_SOURCE=1'],
 | 
						|
        'conditions': [
 | 
						|
          [ 'v8_target_arch=="ppc"', {
 | 
						|
            'ldflags': [ '-Wl,-bmaxdata:0x60000000/dsa' ],
 | 
						|
          }],
 | 
						|
          [ 'v8_target_arch=="ppc64"', {
 | 
						|
            'cflags': [ '-maix64' ],
 | 
						|
            'ldflags': [ '-maix64 -Wl,-bbigtoc' ],
 | 
						|
          }],
 | 
						|
        ],
 | 
						|
      }],
 | 
						|
    ],  # conditions
 | 
						|
    'configurations': {
 | 
						|
      # Abstract configuration for v8_optimized_debug == 0.
 | 
						|
      'DebugBase0': {
 | 
						|
        'abstract': 1,
 | 
						|
        'msvs_settings': {
 | 
						|
          'VCCLCompilerTool': {
 | 
						|
            'Optimization': '0',
 | 
						|
            'conditions': [
 | 
						|
              ['component=="shared_library" or force_dynamic_crt==1', {
 | 
						|
                'RuntimeLibrary': '3',  # /MDd
 | 
						|
              }, {
 | 
						|
                'RuntimeLibrary': '1',  # /MTd
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
          },
 | 
						|
          'VCLinkerTool': {
 | 
						|
            'LinkIncremental': '2',
 | 
						|
          },
 | 
						|
        },
 | 
						|
        'variables': {
 | 
						|
          'v8_enable_slow_dchecks%': 1,
 | 
						|
        },
 | 
						|
        'conditions': [
 | 
						|
          ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd" or \
 | 
						|
            OS=="qnx" or OS=="aix"', {
 | 
						|
            'cflags!': [
 | 
						|
              '-O3',
 | 
						|
              '-O2',
 | 
						|
              '-O1',
 | 
						|
              '-Os',
 | 
						|
            ],
 | 
						|
            'cflags': [
 | 
						|
              '-fdata-sections',
 | 
						|
              '-ffunction-sections',
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
          ['OS=="mac"', {
 | 
						|
            'xcode_settings': {
 | 
						|
               'GCC_OPTIMIZATION_LEVEL': '0',  # -O0
 | 
						|
            },
 | 
						|
          }],
 | 
						|
          ['v8_enable_slow_dchecks==1', {
 | 
						|
            'defines': [
 | 
						|
              'ENABLE_SLOW_DCHECKS',
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
        ],
 | 
						|
      },  # DebugBase0
 | 
						|
      # Abstract configuration for v8_optimized_debug == 1.
 | 
						|
      'DebugBase1': {
 | 
						|
        'abstract': 1,
 | 
						|
        'msvs_settings': {
 | 
						|
          'VCCLCompilerTool': {
 | 
						|
            'Optimization': '2',
 | 
						|
            'InlineFunctionExpansion': '2',
 | 
						|
            'EnableIntrinsicFunctions': 'true',
 | 
						|
            'FavorSizeOrSpeed': '0',
 | 
						|
            'StringPooling': 'true',
 | 
						|
            'BasicRuntimeChecks': '0',
 | 
						|
            'conditions': [
 | 
						|
              ['component=="shared_library" or force_dynamic_crt==1', {
 | 
						|
                'RuntimeLibrary': '3',  #/MDd
 | 
						|
              }, {
 | 
						|
                'RuntimeLibrary': '1',  #/MTd
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
          },
 | 
						|
          'VCLinkerTool': {
 | 
						|
            'LinkIncremental': '1',
 | 
						|
            'OptimizeReferences': '2',
 | 
						|
            'EnableCOMDATFolding': '2',
 | 
						|
          },
 | 
						|
        },
 | 
						|
        'variables': {
 | 
						|
          'v8_enable_slow_dchecks%': 0,
 | 
						|
        },
 | 
						|
        'conditions': [
 | 
						|
          ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd" or \
 | 
						|
            OS=="qnx" or OS=="aix"', {
 | 
						|
            'cflags!': [
 | 
						|
              '-O0',
 | 
						|
              '-O1',
 | 
						|
              '-Os',
 | 
						|
            ],
 | 
						|
            'cflags': [
 | 
						|
              '-fdata-sections',
 | 
						|
              '-ffunction-sections',
 | 
						|
            ],
 | 
						|
            'conditions': [
 | 
						|
              # Don't use -O3 with sanitizers.
 | 
						|
              ['asan==0 and msan==0 and lsan==0 \
 | 
						|
                and tsan==0 and ubsan==0 and ubsan_vptr==0', {
 | 
						|
                'cflags': ['-O3'],
 | 
						|
                'cflags!': ['-O2'],
 | 
						|
                }, {
 | 
						|
                'cflags': ['-O2'],
 | 
						|
                'cflags!': ['-O3'],
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
          ['OS=="mac"', {
 | 
						|
            'xcode_settings': {
 | 
						|
              'GCC_OPTIMIZATION_LEVEL': '3',  # -O3
 | 
						|
              'GCC_STRICT_ALIASING': 'YES',
 | 
						|
            },
 | 
						|
          }],
 | 
						|
          ['v8_enable_slow_dchecks==1', {
 | 
						|
            'defines': [
 | 
						|
              'ENABLE_SLOW_DCHECKS',
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
        ],
 | 
						|
      },  # DebugBase1
 | 
						|
      # Common settings for the Debug configuration.
 | 
						|
      'DebugBaseCommon': {
 | 
						|
        'abstract': 1,
 | 
						|
        'defines': [
 | 
						|
          'ENABLE_DISASSEMBLER',
 | 
						|
          'V8_ENABLE_CHECKS',
 | 
						|
          'OBJECT_PRINT',
 | 
						|
          'VERIFY_HEAP',
 | 
						|
          'DEBUG',
 | 
						|
          'TRACE_MAPS'
 | 
						|
        ],
 | 
						|
        'conditions': [
 | 
						|
          ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd" or \
 | 
						|
            OS=="qnx" or OS=="aix"', {
 | 
						|
            'cflags': [ '-Woverloaded-virtual', '<(wno_array_bounds)', ],
 | 
						|
          }],
 | 
						|
          ['OS=="linux" and v8_enable_backtrace==1', {
 | 
						|
            # Support for backtrace_symbols.
 | 
						|
            'ldflags': [ '-rdynamic' ],
 | 
						|
          }],
 | 
						|
          ['OS=="linux" and disable_glibcxx_debug==0', {
 | 
						|
            # Enable libstdc++ debugging facilities to help catch problems
 | 
						|
            # early, see http://crbug.com/65151 .
 | 
						|
            'defines': ['_GLIBCXX_DEBUG=1',],
 | 
						|
          }],
 | 
						|
          ['OS=="aix"', {
 | 
						|
            'ldflags': [ '-Wl,-bbigtoc' ],
 | 
						|
            'conditions': [
 | 
						|
              ['v8_target_arch=="ppc64"', {
 | 
						|
                'cflags': [ '-maix64 -mcmodel=large' ],
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
          ['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',
 | 
						|
                  'ENABLE_SLOW_DCHECKS',
 | 
						|
                ],
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
          # TODO(pcc): Re-enable in LTO builds once we've fixed the intermittent
 | 
						|
          # link failures (crbug.com/513074).
 | 
						|
          ['linux_use_gold_flags==1 and use_lto==0', {
 | 
						|
            'target_conditions': [
 | 
						|
              ['_toolset=="target"', {
 | 
						|
                'ldflags': [
 | 
						|
                  # Experimentation found that using four linking threads
 | 
						|
                  # saved ~20% of link time.
 | 
						|
                  # https://groups.google.com/a/chromium.org/group/chromium-dev/browse_thread/thread/281527606915bb36
 | 
						|
                  # Only apply this to the target linker, since the host
 | 
						|
                  # linker might not be gold, but isn't used much anyway.
 | 
						|
                  '-Wl,--threads',
 | 
						|
                  '-Wl,--thread-count=4',
 | 
						|
                ],
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
        ],
 | 
						|
      },  # DebugBaseCommon
 | 
						|
      'Debug': {
 | 
						|
        'inherit_from': ['DebugBaseCommon'],
 | 
						|
        'conditions': [
 | 
						|
          ['v8_optimized_debug==0', {
 | 
						|
            'inherit_from': ['DebugBase0'],
 | 
						|
          }, {
 | 
						|
            'inherit_from': ['DebugBase1'],
 | 
						|
          }],
 | 
						|
        ],
 | 
						|
      },  # Debug
 | 
						|
      'ReleaseBase': {
 | 
						|
        'abstract': 1,
 | 
						|
        'variables': {
 | 
						|
          'v8_enable_slow_dchecks%': 0,
 | 
						|
        },
 | 
						|
        'conditions': [
 | 
						|
          ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd" \
 | 
						|
            or OS=="aix"', {
 | 
						|
            'cflags!': [
 | 
						|
              '-Os',
 | 
						|
            ],
 | 
						|
            'cflags': [
 | 
						|
              '-fdata-sections',
 | 
						|
              '-ffunction-sections',
 | 
						|
              '<(wno_array_bounds)',
 | 
						|
            ],
 | 
						|
            'conditions': [
 | 
						|
              # Don't use -O3 with sanitizers.
 | 
						|
              ['asan==0 and msan==0 and lsan==0 \
 | 
						|
                and tsan==0 and ubsan==0 and ubsan_vptr==0', {
 | 
						|
                'cflags': ['-O3'],
 | 
						|
                'cflags!': ['-O2'],
 | 
						|
              }, {
 | 
						|
                'cflags': ['-O2'],
 | 
						|
                'cflags!': ['-O3'],
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
          ['OS=="android"', {
 | 
						|
            'cflags!': [
 | 
						|
              '-O3',
 | 
						|
              '-Os',
 | 
						|
            ],
 | 
						|
            'cflags': [
 | 
						|
              '-fdata-sections',
 | 
						|
              '-ffunction-sections',
 | 
						|
              '-O2',
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
          ['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': [
 | 
						|
                  ['component=="shared_library" or force_dynamic_crt==1', {
 | 
						|
                    'RuntimeLibrary': '2',  #/MD
 | 
						|
                  }, {
 | 
						|
                    'RuntimeLibrary': '0',  #/MT
 | 
						|
                  }],
 | 
						|
                ],
 | 
						|
              },
 | 
						|
              'VCLinkerTool': {
 | 
						|
                'LinkIncremental': '1',
 | 
						|
                'OptimizeReferences': '2',
 | 
						|
                'EnableCOMDATFolding': '2',
 | 
						|
              },
 | 
						|
            },
 | 
						|
          }],  # OS=="win"
 | 
						|
          ['v8_enable_slow_dchecks==1', {
 | 
						|
            'defines': [
 | 
						|
              'ENABLE_SLOW_DCHECKS',
 | 
						|
            ],
 | 
						|
          }],
 | 
						|
        ],  # conditions
 | 
						|
      },  # Release
 | 
						|
      'Release': {
 | 
						|
        'inherit_from': ['ReleaseBase'],
 | 
						|
      },  # Debug
 | 
						|
      'conditions': [
 | 
						|
        [ 'OS=="win"', {
 | 
						|
          # TODO(bradnelson): add a gyp mechanism to make this more graceful.
 | 
						|
          'Debug_x64': {
 | 
						|
            'inherit_from': ['DebugBaseCommon'],
 | 
						|
            'conditions': [
 | 
						|
              ['v8_optimized_debug==0', {
 | 
						|
                'inherit_from': ['DebugBase0'],
 | 
						|
              }, {
 | 
						|
                'inherit_from': ['DebugBase1'],
 | 
						|
              }],
 | 
						|
            ],
 | 
						|
          },
 | 
						|
          'Release_x64': {
 | 
						|
            'inherit_from': ['ReleaseBase'],
 | 
						|
          },
 | 
						|
        }],
 | 
						|
      ],
 | 
						|
    },  # configurations
 | 
						|
  },  # target_defaults
 | 
						|
}
 |