5970d4fa10
R=verwaest@chromium.org Review URL: https://codereview.chromium.org/18014003 git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21955 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
764 lines
25 KiB
Python
764 lines
25 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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'gcc_version%': 'unknown',
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'CXX%': '${CXX:-$(which g++)}', # Used to assemble a shell command.
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'v8_target_arch%': '<(target_arch)',
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# Native Client builds currently use the V8 ARM JIT and
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# arm/simulator-arm.cc to defer the significant effort required
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# for NaCl JIT support. The nacl_target_arch variable provides
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# the 'true' target arch for places in this file that need it.
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# TODO(bradchen): get rid of nacl_target_arch when someday
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# NaCl V8 builds stop using the ARM simulator
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'nacl_target_arch%': 'none', # must be set externally
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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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# Similar to vfp but on MIPS.
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'v8_can_use_fpu_instructions%': 'true',
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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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# Default arch variant for MIPS.
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'mips_arch_variant%': 'mips32r2',
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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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# 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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# Chrome needs this definition unconditionally. For standalone V8 builds,
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# it's handled in build/standalone.gypi.
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'want_separate_host_toolset%': 1,
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# Toolset the d8 binary should be compiled for. Possible values are 'host'
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# and 'target'. If you want to run v8 tests, it needs to be set to 'target'.
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# The setting is ignored if want_separate_host_toolset is 0.
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'v8_toolset_for_d8%': '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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},
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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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'variables': {
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'armcompiler': '<!($(echo ${CXX_host:-$(which g++)}) -v 2>&1 | grep -q "^Target: arm" && echo "yes" || echo "no")',
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},
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'conditions': [
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['armcompiler=="yes"', {
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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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# armcompiler=="no"
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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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}],
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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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],
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}], # _toolset=="host"
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['_toolset=="target"', {
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'variables': {
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'armcompiler': '<!($(echo ${CXX_target:-<(CXX)}) -v 2>&1 | grep -q "^Target: arm" && echo "yes" || echo "no")',
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},
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'conditions': [
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['armcompiler=="yes"', {
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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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# armcompiler=="no"
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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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}],
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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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],
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}], # _toolset=="target"
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],
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}], # v8_target_arch=="arm"
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['v8_target_arch=="arm64"', {
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'defines': [
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'V8_TARGET_ARCH_ARM64',
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],
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}],
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['v8_target_arch=="ia32"', {
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'defines': [
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'V8_TARGET_ARCH_IA32',
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],
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}], # v8_target_arch=="ia32"
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['v8_target_arch=="x87"', {
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'defines': [
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'V8_TARGET_ARCH_X87',
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],
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'cflags': ['-march=i586'],
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}], # v8_target_arch=="x87"
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['v8_target_arch=="mips"', {
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'defines': [
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'V8_TARGET_ARCH_MIPS',
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],
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'variables': {
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'mipscompiler': '<!($(echo <(CXX)) -v 2>&1 | grep -q "^Target: mips" && echo "yes" || echo "no")',
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},
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'conditions': [
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['mipscompiler=="yes"', {
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'target_conditions': [
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['_toolset=="target"', {
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'cflags': ['-EB'],
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'ldflags': ['-EB'],
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'conditions': [
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[ 'v8_use_mips_abi_hardfloat=="true"', {
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'cflags': ['-mhard-float'],
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'ldflags': ['-mhard-float'],
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}, {
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'cflags': ['-msoft-float'],
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'ldflags': ['-msoft-float'],
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}],
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['mips_arch_variant=="mips32r2"', {
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'cflags': ['-mips32r2', '-Wa,-mips32r2'],
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}],
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['mips_arch_variant=="mips32r1"', {
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'cflags': ['-mips32', '-Wa,-mips32'],
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}],
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],
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}],
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],
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}],
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[ 'v8_can_use_fpu_instructions=="true"', {
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'defines': [
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'CAN_USE_FPU_INSTRUCTIONS',
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],
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}],
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[ 'v8_use_mips_abi_hardfloat=="true"', {
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'defines': [
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'__mips_hard_float=1',
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'CAN_USE_FPU_INSTRUCTIONS',
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],
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}, {
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'defines': [
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'__mips_soft_float=1'
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],
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}],
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['mips_arch_variant=="mips32r2"', {
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'defines': ['_MIPS_ARCH_MIPS32R2',],
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}],
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],
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}], # v8_target_arch=="mips"
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['v8_target_arch=="mipsel"', {
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'defines': [
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'V8_TARGET_ARCH_MIPS',
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],
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'variables': {
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'mipscompiler': '<!($(echo <(CXX)) -v 2>&1 | grep -q "^Target: mips" && echo "yes" || echo "no")',
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},
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'conditions': [
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['mipscompiler=="yes"', {
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'target_conditions': [
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['_toolset=="target"', {
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'cflags': ['-EL'],
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'ldflags': ['-EL'],
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'conditions': [
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[ 'v8_use_mips_abi_hardfloat=="true"', {
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'cflags': ['-mhard-float'],
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'ldflags': ['-mhard-float'],
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}, {
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'cflags': ['-msoft-float'],
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'ldflags': ['-msoft-float'],
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}],
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['mips_arch_variant=="mips32r2"', {
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'cflags': ['-mips32r2', '-Wa,-mips32r2'],
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}],
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['mips_arch_variant=="mips32r1"', {
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'cflags': ['-mips32', '-Wa,-mips32'],
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}],
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['mips_arch_variant=="loongson"', {
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'cflags': ['-mips3', '-Wa,-mips3'],
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}],
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],
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}],
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],
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}],
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[ 'v8_can_use_fpu_instructions=="true"', {
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'defines': [
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'CAN_USE_FPU_INSTRUCTIONS',
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],
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}],
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[ 'v8_use_mips_abi_hardfloat=="true"', {
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'defines': [
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'__mips_hard_float=1',
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'CAN_USE_FPU_INSTRUCTIONS',
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],
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}, {
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'defines': [
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'__mips_soft_float=1'
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],
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}],
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['mips_arch_variant=="mips32r2"', {
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'defines': ['_MIPS_ARCH_MIPS32R2',],
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}],
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['mips_arch_variant=="loongson"', {
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'defines': ['_MIPS_ARCH_LOONGSON',],
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}],
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],
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}], # v8_target_arch=="mipsel"
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['v8_target_arch=="x64"', {
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'defines': [
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'V8_TARGET_ARCH_X64',
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],
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'xcode_settings': {
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'ARCHS': [ 'x86_64' ],
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},
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'msvs_settings': {
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'VCLinkerTool': {
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'StackReserveSize': '2097152',
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},
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},
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'msvs_configuration_platform': 'x64',
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}], # v8_target_arch=="x64"
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['v8_target_arch=="x32"', {
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'defines': [
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# x32 port shares the source code with x64 port.
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'V8_TARGET_ARCH_X64',
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'V8_TARGET_ARCH_32_BIT',
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],
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|
'cflags': [
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'-mx32',
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|
# Inhibit warning if long long type is used.
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'-Wno-long-long',
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],
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'ldflags': [
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'-mx32',
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],
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}], # v8_target_arch=="x32"
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['OS=="win"', {
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'defines': [
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'WIN32',
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],
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'msvs_configuration_attributes': {
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|
'OutputDirectory': '<(DEPTH)\\build\\$(ConfigurationName)',
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|
'IntermediateDirectory': '$(OutDir)\\obj\\$(ProjectName)',
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'CharacterSet': '1',
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},
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|
}],
|
|
['OS=="win" and v8_enable_prof==1', {
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|
'msvs_settings': {
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|
'VCLinkerTool': {
|
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'GenerateMapFile': 'true',
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|
},
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|
},
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|
}],
|
|
['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris" \
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or OS=="netbsd" or OS=="qnx"', {
|
|
'conditions': [
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|
[ 'v8_no_strict_aliasing==1', {
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'cflags': [ '-fno-strict-aliasing' ],
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}],
|
|
], # conditions
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}],
|
|
['OS=="solaris"', {
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'defines': [ '__C99FEATURES__=1' ], # isinf() etc.
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}],
|
|
['(OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris" \
|
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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")', {
|
|
# Check whether the host compiler and target compiler support the
|
|
# '-m32' option and set it if so.
|
|
'target_conditions': [
|
|
['_toolset=="host"', {
|
|
'variables': {
|
|
'm32flag': '<!(($(echo ${CXX_host:-$(which g++)}) -m32 -E - > /dev/null 2>&1 < /dev/null) && echo "-m32" || true)',
|
|
},
|
|
'cflags': [ '<(m32flag)' ],
|
|
'ldflags': [ '<(m32flag)' ],
|
|
'xcode_settings': {
|
|
'ARCHS': [ 'i386' ],
|
|
},
|
|
}],
|
|
['_toolset=="target"', {
|
|
'variables': {
|
|
'm32flag': '<!(($(echo ${CXX_target:-<(CXX)}) -m32 -E - > /dev/null 2>&1 < /dev/null) && echo "-m32" || true)',
|
|
'clang%': 0,
|
|
},
|
|
'conditions': [
|
|
['((OS!="android" and OS!="qnx") or clang==1) and \
|
|
nacl_target_arch!="nacl_x64"', {
|
|
'cflags': [ '<(m32flag)' ],
|
|
'ldflags': [ '<(m32flag)' ],
|
|
}],
|
|
],
|
|
'xcode_settings': {
|
|
'ARCHS': [ 'i386' ],
|
|
},
|
|
}],
|
|
],
|
|
}],
|
|
['(OS=="linux" or OS=="android") and \
|
|
(v8_target_arch=="x64" or v8_target_arch=="arm64")', {
|
|
# Check whether the host compiler and target compiler support the
|
|
# '-m64' option and set it if so.
|
|
'target_conditions': [
|
|
['_toolset=="host"', {
|
|
'variables': {
|
|
'm64flag': '<!(($(echo ${CXX_host:-$(which g++)}) -m64 -E - > /dev/null 2>&1 < /dev/null) && echo "-m64" || true)',
|
|
},
|
|
'cflags': [ '<(m64flag)' ],
|
|
'ldflags': [ '<(m64flag)' ],
|
|
}],
|
|
['_toolset=="target"', {
|
|
'variables': {
|
|
'm64flag': '<!(($(echo ${CXX_target:-<(CXX)}) -m64 -E - > /dev/null 2>&1 < /dev/null) && echo "-m64" || true)',
|
|
},
|
|
'conditions': [
|
|
['((OS!="android" and OS!="qnx") or clang==1)', {
|
|
'cflags': [ '<(m64flag)' ],
|
|
'ldflags': [ '<(m64flag)' ],
|
|
}],
|
|
],
|
|
}]
|
|
],
|
|
}],
|
|
['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',
|
|
'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!': [
|
|
'-O0',
|
|
'-O3',
|
|
'-O2',
|
|
'-O1',
|
|
'-Os',
|
|
],
|
|
'cflags': [
|
|
'-fdata-sections',
|
|
'-ffunction-sections',
|
|
],
|
|
}],
|
|
['OS=="mac"', {
|
|
'xcode_settings': {
|
|
'GCC_OPTIMIZATION_LEVEL': '0', # -O0
|
|
},
|
|
}],
|
|
],
|
|
}, # DebugBase0
|
|
# Abstract configuration for v8_optimized_debug == 1.
|
|
'DebugBase1': {
|
|
'abstract': 1,
|
|
'msvs_settings': {
|
|
'VCCLCompilerTool': {
|
|
'Optimization': '1',
|
|
'InlineFunctionExpansion': '2',
|
|
'EnableIntrinsicFunctions': 'true',
|
|
'FavorSizeOrSpeed': '0',
|
|
'StringPooling': 'true',
|
|
'BasicRuntimeChecks': '0',
|
|
'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!': [
|
|
'-O0',
|
|
'-O3', # TODO(2807) should be -O1.
|
|
'-O2',
|
|
'-Os',
|
|
],
|
|
'cflags': [
|
|
'-fdata-sections',
|
|
'-ffunction-sections',
|
|
'-O1', # TODO(2807) should be -O3.
|
|
],
|
|
'conditions': [
|
|
['gcc_version==44 and clang==0', {
|
|
'cflags': [
|
|
# Avoid crashes with gcc 4.4 in the v8 test suite.
|
|
'-fno-tree-vrp',
|
|
],
|
|
}],
|
|
],
|
|
}],
|
|
['OS=="mac"', {
|
|
'xcode_settings': {
|
|
'GCC_OPTIMIZATION_LEVEL': '3', # -O3
|
|
'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',
|
|
'StringPooling': 'true',
|
|
'BasicRuntimeChecks': '0',
|
|
'conditions': [
|
|
['component=="shared_library"', {
|
|
'RuntimeLibrary': '3', #/MDd
|
|
}, {
|
|
'RuntimeLibrary': '1', #/MTd
|
|
}],
|
|
['v8_target_arch=="x64"', {
|
|
# TODO(2207): remove this option once the bug is fixed.
|
|
'WholeProgramOptimization': 'true',
|
|
}],
|
|
],
|
|
},
|
|
'VCLinkerTool': {
|
|
'LinkIncremental': '1',
|
|
'OptimizeReferences': '2',
|
|
'EnableCOMDATFolding': '2',
|
|
},
|
|
},
|
|
'conditions': [
|
|
['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd" or \
|
|
OS=="qnx"', {
|
|
'cflags!': [
|
|
'-O0',
|
|
'-O1',
|
|
'-Os',
|
|
],
|
|
'cflags': [
|
|
'-fdata-sections',
|
|
'-ffunction-sections',
|
|
],
|
|
'defines': [
|
|
'OPTIMIZED_DEBUG'
|
|
],
|
|
'conditions': [
|
|
# TODO(crbug.com/272548): Avoid -O3 in NaCl
|
|
['nacl_target_arch=="none"', {
|
|
'cflags': ['-O3'],
|
|
'cflags!': ['-O2'],
|
|
}, {
|
|
'cflags': ['-O2'],
|
|
'cflags!': ['-O3'],
|
|
}],
|
|
['gcc_version==44 and clang==0', {
|
|
'cflags': [
|
|
# Avoid crashes with gcc 4.4 in the v8 test suite.
|
|
'-fno-tree-vrp',
|
|
],
|
|
}],
|
|
],
|
|
}],
|
|
['OS=="mac"', {
|
|
'xcode_settings': {
|
|
'GCC_OPTIMIZATION_LEVEL': '3', # -O3
|
|
'GCC_STRICT_ALIASING': 'YES',
|
|
},
|
|
}],
|
|
],
|
|
}, # DebugBase2
|
|
# Common settings for the Debug configuration.
|
|
'DebugBaseCommon': {
|
|
'abstract': 1,
|
|
'defines': [
|
|
'ENABLE_DISASSEMBLER',
|
|
'V8_ENABLE_CHECKS',
|
|
'OBJECT_PRINT',
|
|
'VERIFY_HEAP',
|
|
'DEBUG'
|
|
],
|
|
'conditions': [
|
|
['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd" or \
|
|
OS=="qnx"', {
|
|
'cflags': [ '-Woverloaded-virtual', '<(wno_array_bounds)', ],
|
|
}],
|
|
['OS=="linux" and v8_enable_backtrace==1', {
|
|
# Support for backtrace_symbols.
|
|
'ldflags': [ '-rdynamic' ],
|
|
}],
|
|
['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',
|
|
],
|
|
}],
|
|
],
|
|
}],
|
|
],
|
|
}, # DebugBaseCommon
|
|
'Debug': {
|
|
'inherit_from': ['DebugBaseCommon'],
|
|
'conditions': [
|
|
['v8_optimized_debug==0', {
|
|
'inherit_from': ['DebugBase0'],
|
|
}],
|
|
['v8_optimized_debug==1', {
|
|
'inherit_from': ['DebugBase1'],
|
|
}],
|
|
['v8_optimized_debug==2', {
|
|
'inherit_from': ['DebugBase2'],
|
|
}],
|
|
],
|
|
}, # Debug
|
|
'Release': {
|
|
'conditions': [
|
|
['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd"', {
|
|
'cflags!': [
|
|
'-Os',
|
|
],
|
|
'cflags': [
|
|
'-fdata-sections',
|
|
'-ffunction-sections',
|
|
'<(wno_array_bounds)',
|
|
],
|
|
'conditions': [
|
|
[ 'gcc_version==44 and clang==0', {
|
|
'cflags': [
|
|
# Avoid crashes with gcc 4.4 in the v8 test suite.
|
|
'-fno-tree-vrp',
|
|
],
|
|
}],
|
|
# TODO(crbug.com/272548): Avoid -O3 in NaCl
|
|
['nacl_target_arch=="none"', {
|
|
'cflags': ['-O3'],
|
|
'cflags!': ['-O2'],
|
|
}, {
|
|
'cflags': ['-O2'],
|
|
'cflags!': ['-O3'],
|
|
}],
|
|
],
|
|
}],
|
|
['OS=="android"', {
|
|
'cflags!': [
|
|
'-O3',
|
|
'-Os',
|
|
],
|
|
'cflags': [
|
|
'-fdata-sections',
|
|
'-ffunction-sections',
|
|
'-O2',
|
|
],
|
|
'conditions': [
|
|
[ 'gcc_version==44 and clang==0', {
|
|
'cflags': [
|
|
# Avoid crashes with gcc 4.4 in the v8 test suite.
|
|
'-fno-tree-vrp',
|
|
],
|
|
}],
|
|
],
|
|
}],
|
|
['OS=="mac"', {
|
|
'xcode_settings': {
|
|
'GCC_OPTIMIZATION_LEVEL': '3', # -O3
|
|
|
|
# -fstrict-aliasing. Mainline gcc
|
|
# enables this at -O2 and above,
|
|
# but Apple gcc does not unless it
|
|
# is specified explicitly.
|
|
'GCC_STRICT_ALIASING': 'YES',
|
|
},
|
|
}], # OS=="mac"
|
|
['OS=="win"', {
|
|
'msvs_settings': {
|
|
'VCCLCompilerTool': {
|
|
'Optimization': '2',
|
|
'InlineFunctionExpansion': '2',
|
|
'EnableIntrinsicFunctions': 'true',
|
|
'FavorSizeOrSpeed': '0',
|
|
'StringPooling': 'true',
|
|
'conditions': [
|
|
['component=="shared_library"', {
|
|
'RuntimeLibrary': '2', #/MD
|
|
}, {
|
|
'RuntimeLibrary': '0', #/MT
|
|
}],
|
|
['v8_target_arch=="x64"', {
|
|
# TODO(2207): remove this option once the bug is fixed.
|
|
'WholeProgramOptimization': 'true',
|
|
}],
|
|
],
|
|
},
|
|
'VCLinkerTool': {
|
|
'LinkIncremental': '1',
|
|
'OptimizeReferences': '2',
|
|
'EnableCOMDATFolding': '2',
|
|
},
|
|
},
|
|
}], # OS=="win"
|
|
], # conditions
|
|
}, # Release
|
|
}, # configurations
|
|
}, # target_defaults
|
|
}
|