BUILD.gn

# Copyright 2014 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

import("//build/config/android/config.gni")
import("//build/config/arm.gni")
import("//build/config/dcheck_always_on.gni")
import("//build/config/host_byteorder.gni")
import("//build/config/jumbo.gni")
import("//build/config/mips.gni")
import("//build/config/sanitizers/sanitizers.gni")

if (is_android) {
  import("//build/config/android/rules.gni")
}

import("gni/v8.gni")
import("gni/isolate.gni")
import("snapshot_toolchain.gni")

declare_args() {
  # Print to stdout on Android.
  v8_android_log_stdout = false

  # Sets -DV8_ENABLE_FUTURE.
  v8_enable_future = false

  # Sets -DVERIFY_HEAP.
  v8_enable_verify_heap = ""

  # Sets -DVERIFY_PREDICTABLE
  v8_enable_verify_predictable = false

  # Enable compiler warnings when using V8_DEPRECATED apis.
  v8_deprecation_warnings = false

  # Enable compiler warnings when using V8_DEPRECATE_SOON apis.
  v8_imminent_deprecation_warnings = false

  # Embeds the given script into the snapshot.
  v8_embed_script = ""

  # Allows the embedder to add a custom suffix to the version string.
  v8_embedder_string = ""

  # Sets -dENABLE_DISASSEMBLER.
  v8_enable_disassembler = ""

  # Sets the number of internal fields on promise objects.
  v8_promise_internal_field_count = 0

  # Sets -dENABLE_GDB_JIT_INTERFACE.
  v8_enable_gdbjit = ""

  # Sets -dENABLE_VTUNE_JIT_INTERFACE.
  v8_enable_vtunejit = false

  # Sets -dENABLE_HANDLE_ZAPPING.
  v8_enable_handle_zapping = is_debug

  # Enable slow dchecks.
  v8_enable_slow_dchecks = false

  # Enable fast mksnapshot runs.
  v8_enable_fast_mksnapshot = false

  # Enable code-generation-time checking of types in the CodeStubAssembler.
  v8_enable_verify_csa = false

  # Interpreted regexp engine exists as platform-independent alternative
  # based where the regular expression is compiled to a bytecode.
  v8_interpreted_regexp = false

  # Sets -dOBJECT_PRINT.
  v8_enable_object_print = ""

  # Sets -dV8_TRACE_MAPS.
  v8_enable_trace_maps = ""

  # Sets -dV8_ENABLE_CHECKS.
  v8_enable_v8_checks = ""

  # Sets -dV8_TRACE_IGNITION.
  v8_enable_trace_ignition = false

  # Sets -dV8_TRACE_FEEDBACK_UPDATES.
  v8_enable_trace_feedback_updates = false

  # Sets -dV8_CONCURRENT_MARKING
  v8_enable_concurrent_marking = true

  # Build the snapshot with unwinding information for perf.
  # Sets -dV8_USE_SNAPSHOT_WITH_UNWINDING_INFO.
  v8_perf_prof_unwinding_info = false

  # With post mortem support enabled, metadata is embedded into libv8 that
  # describes various parameters of the VM for use by debuggers. See
  # tools/gen-postmortem-metadata.py for details.
  v8_postmortem_support = false

  # Switches off inlining in V8.
  v8_no_inline = false

  # Override OS page size when generating snapshot
  v8_os_page_size = "0"

  # Similar to vfp but on MIPS.
  v8_can_use_fpu_instructions = true

  # Similar to the ARM hard float ABI but on MIPS.
  v8_use_mips_abi_hardfloat = true

  # Controls the threshold for on-heap/off-heap Typed Arrays.
  v8_typed_array_max_size_in_heap = 64

  # List of extra files to snapshot. They will be snapshotted in order so
  # if files export symbols used by later files, they should go first.
  #
  # This default is used by cctests. Projects using V8 will want to override.
  v8_extra_library_files = [ "//test/cctest/test-extra.js" ]

  # Like v8_extra_library_files but for experimental features.
  #
  # This default is used by cctests. Projects using V8 will want to override.
  v8_experimental_extra_library_files =
      [ "//test/cctest/test-experimental-extra.js" ]

  v8_enable_gdbjit =
      ((v8_current_cpu == "x86" || v8_current_cpu == "x64") &&
       (is_linux || is_mac)) || (v8_current_cpu == "ppc64" && is_linux)

  # Temporary flag to allow embedders to update their microtasks scopes
  # while rolling in a new version of V8.
  v8_check_microtasks_scopes_consistency = ""

  v8_monolithic = false

  # Enable mitigations for executing untrusted code.
  v8_untrusted_code_mitigations = true
}

# Derived defaults.
if (v8_enable_verify_heap == "") {
  v8_enable_verify_heap = is_debug
}
if (v8_enable_object_print == "") {
  v8_enable_object_print = is_debug
}
if (v8_enable_disassembler == "") {
  v8_enable_disassembler = is_debug
}
if (v8_enable_trace_maps == "") {
  v8_enable_trace_maps = is_debug
}
if (v8_enable_v8_checks == "") {
  v8_enable_v8_checks = is_debug
}
if (v8_check_microtasks_scopes_consistency == "") {
  v8_check_microtasks_scopes_consistency = is_debug || dcheck_always_on
}

# Specifies if the target build is a simulator build. Comparing target cpu
# with v8 target cpu to not affect simulator builds for making cross-compile
# snapshots.
is_target_simulator = target_cpu != v8_target_cpu

v8_random_seed = "314159265"
v8_toolset_for_shell = "host"

###############################################################################
# Configurations
#
config("internal_config") {
  visibility = [ ":*" ]  # Only targets in this file can depend on this.

  include_dirs = [ "." ]

  if (is_component_build) {
    defines = [ "BUILDING_V8_SHARED" ]
  }
}

config("internal_config_base") {
  visibility = [ ":*" ]  # Only targets in this file can depend on this.

  include_dirs = [ "." ]
}

# This config should be applied to code using the libplatform.
config("libplatform_config") {
  include_dirs = [ "include" ]
  if (is_component_build) {
    defines = [ "USING_V8_PLATFORM_SHARED" ]
  }
}

# This config should be applied to code using the libbase.
config("libbase_config") {
  if (is_component_build) {
    defines = [ "USING_V8_BASE_SHARED" ]
  }
  libs = []
  if (is_android && current_toolchain != host_toolchain) {
    libs += [ "log" ]
  }
}

# This config should be applied to code using the libsampler.
config("libsampler_config") {
  include_dirs = [ "include" ]
}

# This config should only be applied to code using V8 and not any V8 code
# itself.
config("external_config") {
  defines = []
  if (is_component_build) {
    defines += [ "USING_V8_SHARED" ]
  }
  if (v8_enable_v8_checks) {
    defines += [ "V8_ENABLE_CHECKS" ]  # Used in "include/v8.h".
  }
  include_dirs = [
    "include",
    "$target_gen_dir/include",
  ]
}

# This config should only be applied to code that needs to be explicitly
# aware of whether we are using startup data or not.
config("external_startup_data") {
  if (v8_use_external_startup_data) {
    defines = [ "V8_USE_EXTERNAL_STARTUP_DATA" ]
  }
}

config("features") {
  visibility = [ ":*" ]  # Only targets in this file can depend on this.

  defines = []

  if (v8_embedder_string != "") {
    defines += [ "V8_EMBEDDER_STRING=\"$v8_embedder_string\"" ]
  }
  if (v8_enable_disassembler) {
    defines += [ "ENABLE_DISASSEMBLER" ]
  }
  if (v8_promise_internal_field_count != 0) {
    defines +=
        [ "V8_PROMISE_INTERNAL_FIELD_COUNT=${v8_promise_internal_field_count}" ]
  }
  defines +=
      [ "V8_TYPED_ARRAY_MAX_SIZE_IN_HEAP=${v8_typed_array_max_size_in_heap}" ]
  if (v8_enable_future) {
    defines += [ "V8_ENABLE_FUTURE" ]
  }
  if (v8_enable_gdbjit) {
    defines += [ "ENABLE_GDB_JIT_INTERFACE" ]
  }
  if (v8_enable_vtunejit) {
    defines += [ "ENABLE_VTUNE_JIT_INTERFACE" ]
  }
  if (v8_enable_object_print) {
    defines += [ "OBJECT_PRINT" ]
  }
  if (v8_enable_verify_heap) {
    defines += [ "VERIFY_HEAP" ]
  }
  if (v8_enable_verify_predictable) {
    defines += [ "VERIFY_PREDICTABLE" ]
  }
  if (v8_enable_trace_maps) {
    defines += [ "V8_TRACE_MAPS" ]
  }
  if (v8_enable_trace_ignition) {
    defines += [ "V8_TRACE_IGNITION" ]
  }
  if (v8_enable_trace_feedback_updates) {
    defines += [ "V8_TRACE_FEEDBACK_UPDATES" ]
  }
  if (v8_enable_v8_checks) {
    defines += [ "V8_ENABLE_CHECKS" ]
  }
  if (v8_interpreted_regexp) {
    defines += [ "V8_INTERPRETED_REGEXP" ]
  }
  if (v8_deprecation_warnings) {
    defines += [ "V8_DEPRECATION_WARNINGS" ]
  }
  if (v8_imminent_deprecation_warnings) {
    defines += [ "V8_IMMINENT_DEPRECATION_WARNINGS" ]
  }
  if (v8_enable_i18n_support) {
    defines += [ "V8_INTL_SUPPORT" ]
  }
  if (v8_enable_handle_zapping) {
    defines += [ "ENABLE_HANDLE_ZAPPING" ]
  }
  if (v8_use_snapshot) {
    defines += [ "V8_USE_SNAPSHOT" ]
    if (v8_perf_prof_unwinding_info) {
      defines += [ "V8_USE_SNAPSHOT_WITH_UNWINDING_INFO" ]
    }
  }
  if (v8_use_external_startup_data) {
    defines += [ "V8_USE_EXTERNAL_STARTUP_DATA" ]
  }
  if (v8_enable_concurrent_marking) {
    defines += [ "V8_CONCURRENT_MARKING" ]
  }
  if (v8_check_microtasks_scopes_consistency) {
    defines += [ "V8_CHECK_MICROTASKS_SCOPES_CONSISTENCY" ]
  }
}

config("toolchain") {
  visibility = [ ":*" ]  # Only targets in this file can depend on this.

  defines = []
  cflags = []
  ldflags = []

  if (v8_current_cpu == "arm") {
    defines += [ "V8_TARGET_ARCH_ARM" ]
    if (arm_version >= 7) {
      defines += [ "CAN_USE_ARMV7_INSTRUCTIONS" ]
    }
    if (arm_fpu == "vfpv3-d16") {
      defines += [ "CAN_USE_VFP3_INSTRUCTIONS" ]
    } else if (arm_fpu == "vfpv3") {
      defines += [
        "CAN_USE_VFP3_INSTRUCTIONS",
        "CAN_USE_VFP32DREGS",
      ]
    } else if (arm_fpu == "neon") {
      defines += [
        "CAN_USE_VFP3_INSTRUCTIONS",
        "CAN_USE_VFP32DREGS",
        "CAN_USE_NEON",
      ]
    }

    # TODO(jochen): Add support for arm_test_noprobe.

    if (current_cpu != "arm") {
      # These defines ares used for the ARM simulator.
      if (arm_float_abi == "hard") {
        defines += [ "USE_EABI_HARDFLOAT=1" ]
      } else if (arm_float_abi == "softfp") {
        defines += [ "USE_EABI_HARDFLOAT=0" ]
      }
    }
  }
  if (v8_current_cpu == "arm64") {
    defines += [ "V8_TARGET_ARCH_ARM64" ]
  }

  # Mips64el/mipsel simulators.
  if (is_target_simulator &&
      (v8_current_cpu == "mipsel" || v8_current_cpu == "mips64el")) {
    defines += [ "_MIPS_TARGET_SIMULATOR" ]
  }

  if (v8_current_cpu == "mipsel" || v8_current_cpu == "mips") {
    defines += [ "V8_TARGET_ARCH_MIPS" ]
    if (v8_can_use_fpu_instructions) {
      defines += [ "CAN_USE_FPU_INSTRUCTIONS" ]
    }
    if (v8_use_mips_abi_hardfloat) {
      defines += [
        "__mips_hard_float=1",
        "CAN_USE_FPU_INSTRUCTIONS",
      ]
    } else {
      defines += [ "__mips_soft_float=1" ]
    }
    if (mips_arch_variant == "r6") {
      defines += [
        "_MIPS_ARCH_MIPS32R6",
        "FPU_MODE_FP64",
      ]
    } else if (mips_arch_variant == "r2") {
      defines += [ "_MIPS_ARCH_MIPS32R2" ]
      if (mips_fpu_mode == "fp64") {
        defines += [ "FPU_MODE_FP64" ]
      } else if (mips_fpu_mode == "fpxx") {
        defines += [ "FPU_MODE_FPXX" ]
      } else if (mips_fpu_mode == "fp32") {
        defines += [ "FPU_MODE_FP32" ]
      }
    } else if (mips_arch_variant == "r1") {
      defines += [ "FPU_MODE_FP32" ]
    }

    # TODO(jochen): Add support for mips_arch_variant rx and loongson.
  }

  if (v8_current_cpu == "mips64el" || v8_current_cpu == "mips64") {
    defines += [ "V8_TARGET_ARCH_MIPS64" ]
    if (v8_can_use_fpu_instructions) {
      defines += [ "CAN_USE_FPU_INSTRUCTIONS" ]
    }

    if (host_byteorder == "little") {
      defines += [ "V8_TARGET_ARCH_MIPS64_LE" ]
    } else if (host_byteorder == "big") {
      defines += [ "V8_TARGET_ARCH_MIPS64_BE" ]
    }
    if (v8_use_mips_abi_hardfloat) {
      defines += [
        "__mips_hard_float=1",
        "CAN_USE_FPU_INSTRUCTIONS",
      ]
    } else {
      defines += [ "__mips_soft_float=1" ]
    }
    if (mips_arch_variant == "r6") {
      defines += [ "_MIPS_ARCH_MIPS64R6" ]
    } else if (mips_arch_variant == "r2") {
      defines += [ "_MIPS_ARCH_MIPS64R2" ]
    }
  }
  if (v8_current_cpu == "s390" || v8_current_cpu == "s390x") {
    defines += [ "V8_TARGET_ARCH_S390" ]
    if (v8_current_cpu == "s390x") {
      defines += [ "V8_TARGET_ARCH_S390X" ]
    }
    if (host_byteorder == "little") {
      defines += [ "V8_TARGET_ARCH_S390_LE_SIM" ]
    } else {
      cflags += [ "-march=z196" ]
    }
  }
  if (v8_current_cpu == "ppc" || v8_current_cpu == "ppc64") {
    defines += [ "V8_TARGET_ARCH_PPC" ]
    if (v8_current_cpu == "ppc64") {
      defines += [ "V8_TARGET_ARCH_PPC64" ]
    }
    if (host_byteorder == "little") {
      defines += [ "V8_TARGET_ARCH_PPC_LE" ]
    } else if (host_byteorder == "big") {
      defines += [ "V8_TARGET_ARCH_PPC_BE" ]
      if (current_os == "aix") {
        cflags += [
          # Work around AIX ceil, trunc and round oddities.
          "-mcpu=power5+",
          "-mfprnd",

          # Work around AIX assembler popcntb bug.
          "-mno-popcntb",
        ]
      }
    }
  }

  if (v8_current_cpu == "x86") {
    defines += [ "V8_TARGET_ARCH_IA32" ]
    if (is_win) {
      # Ensure no surprising artifacts from 80bit double math with x86.
      cflags += [ "/arch:SSE2" ]
    }
  }
  if (v8_current_cpu == "x64") {
    defines += [ "V8_TARGET_ARCH_X64" ]
    if (is_win) {
      # Increase the initial stack size. The default is 1MB, this is 2MB. This
      # applies only to executables and shared libraries produced by V8 since
      # ldflags are not pushed to dependants.
      ldflags += [ "/STACK:2097152" ]
    }
  }
  if (is_android && v8_android_log_stdout) {
    defines += [ "V8_ANDROID_LOG_STDOUT" ]
  }

  # TODO(jochen): Support v8_enable_prof on Windows.
  # TODO(jochen): Add support for compiling with simulators.

  if (is_debug) {
    if (is_linux && v8_enable_backtrace) {
      ldflags += [ "-rdynamic" ]
    }

    defines += [ "DEBUG" ]
    if (v8_enable_slow_dchecks) {
      defines += [ "ENABLE_SLOW_DCHECKS" ]
    }
  } else if (dcheck_always_on) {
    defines += [ "DEBUG" ]
  }

  if (v8_enable_verify_csa) {
    defines += [ "ENABLE_VERIFY_CSA" ]
  }

  if (!v8_untrusted_code_mitigations) {
    defines += [ "DISABLE_UNTRUSTED_CODE_MITIGATIONS" ]
  }

  if (v8_no_inline) {
    cflags += [
      "-fno-inline-functions",
      "-fno-inline",
    ]
  }

  if (is_clang) {
    cflags += [
      "-Wsign-compare",

      # TODO(hans): Remove once http://crbug.com/428099 is resolved.
      "-Winconsistent-missing-override",
    ]
    if (v8_current_cpu == "x64" || v8_current_cpu == "arm64" ||
        v8_current_cpu == "mips64el") {
      cflags += [ "-Wshorten-64-to-32" ]
    }
  }

  if (is_win) {
    cflags += [
      "/wd4245",  # Conversion with signed/unsigned mismatch.
      "/wd4267",  # Conversion with possible loss of data.
      "/wd4324",  # Padding structure due to alignment.
      "/wd4701",  # Potentially uninitialized local variable.
      "/wd4702",  # Unreachable code.
      "/wd4703",  # Potentially uninitialized local pointer variable.
      "/wd4709",  # Comma operator within array index expr (bugged).
      "/wd4714",  # Function marked forceinline not inlined.
      "/wd4718",  # Recursive call has no side-effect.
      "/wd4800",  # Forcing value to bool.
    ]
  }

  if (!is_clang && !is_win) {
    cflags += [
      # Disable gcc warnings for optimizations based on the assumption that
      # signed overflow does not occur. Generates false positives (see
      # http://crbug.com/v8/6341).
      "-Wno-strict-overflow",
    ]
  }
}

# Configs for code coverage with gcov. Separate configs for cflags and ldflags
# to selectively influde cflags in non-test targets only.
config("v8_gcov_coverage_cflags") {
  cflags = [
    "-fprofile-arcs",
    "-ftest-coverage",
  ]
}

config("v8_gcov_coverage_ldflags") {
  ldflags = [ "-fprofile-arcs" ]
}

###############################################################################
# Actions
#

action("js2c") {
  visibility = [ ":*" ]  # Only targets in this file can depend on this.

  script = "tools/js2c.py"

  # The script depends on this other script, this rule causes a rebuild if it
  # changes.
  inputs = [
    "tools/jsmin.py",
  ]

  # NOSORT
  sources = [
    "src/js/macros.py",
    "src/messages.h",
    "src/js/prologue.js",
    "src/js/v8natives.js",
    "src/js/array.js",
    "src/js/typedarray.js",
    "src/js/messages.js",
    "src/js/spread.js",
    "src/js/proxy.js",
    "src/debug/mirrors.js",
    "src/debug/debug.js",
    "src/debug/liveedit.js",
  ]

  outputs = [
    "$target_gen_dir/libraries.cc",
  ]

  if (v8_enable_i18n_support) {
    sources += [ "src/js/intl.js" ]
  }

  args = [
           rebase_path("$target_gen_dir/libraries.cc", root_build_dir),
           "CORE",
         ] + rebase_path(sources, root_build_dir)

  if (v8_use_external_startup_data) {
    outputs += [ "$target_gen_dir/libraries.bin" ]
    args += [
      "--startup_blob",
      rebase_path("$target_gen_dir/libraries.bin", root_build_dir),
    ]
  }
}

action("js2c_extras") {
  visibility = [ ":*" ]  # Only targets in this file can depend on this.

  script = "tools/js2c.py"

  # The script depends on this other script, this rule causes a rebuild if it
  # changes.
  inputs = [
    "tools/jsmin.py",
  ]

  sources = v8_extra_library_files

  outputs = [
    "$target_gen_dir/extras-libraries.cc",
  ]

  args = [
           rebase_path("$target_gen_dir/extras-libraries.cc", root_build_dir),
           "EXTRAS",
         ] + rebase_path(sources, root_build_dir)

  if (v8_use_external_startup_data) {
    outputs += [ "$target_gen_dir/libraries_extras.bin" ]
    args += [
      "--startup_blob",
      rebase_path("$target_gen_dir/libraries_extras.bin", root_build_dir),
    ]
  }
}

action("js2c_experimental_extras") {
  visibility = [ ":*" ]  # Only targets in this file can depend on this.

  script = "tools/js2c.py"

  # The script depends on this other script, this rule causes a rebuild if it
  # changes.
  inputs = [
    "tools/jsmin.py",
  ]

  sources = v8_experimental_extra_library_files

  outputs = [
    "$target_gen_dir/experimental-extras-libraries.cc",
  ]

  args = [
           rebase_path("$target_gen_dir/experimental-extras-libraries.cc",
                       root_build_dir),
           "EXPERIMENTAL_EXTRAS",
         ] + rebase_path(sources, root_build_dir)

  if (v8_use_external_startup_data) {
    outputs += [ "$target_gen_dir/libraries_experimental_extras.bin" ]
    args += [
      "--startup_blob",
      rebase_path("$target_gen_dir/libraries_experimental_extras.bin",
                  root_build_dir),
    ]
  }
}

action("d8_js2c") {
  visibility = [ ":*" ]  # Only targets in this file can depend on this.

  script = "tools/js2c.py"

  # NOSORT
  inputs = [
    "src/d8.js",
    "src/js/macros.py",
  ]

  outputs = [
    "$target_gen_dir/d8-js.cc",
  ]

  args = rebase_path(outputs, root_build_dir) + [ "D8" ] +
         rebase_path(inputs, root_build_dir)
}

if (is_android && enable_java_templates) {
  android_assets("v8_external_startup_data_assets") {
    if (v8_use_external_startup_data) {
      deps = [
        "//v8",
      ]
      sources = [
        "$root_out_dir/natives_blob.bin",
      ]
      renaming_sources = [ "$root_out_dir/snapshot_blob.bin" ]
      if (current_cpu == "arm" || current_cpu == "x86" ||
          current_cpu == "mipsel") {
        renaming_destinations = [ "snapshot_blob_32.bin" ]
      } else {
        renaming_destinations = [ "snapshot_blob_64.bin" ]
      }
      disable_compression = true
    }
  }
}

if (v8_use_external_startup_data) {
  action("natives_blob") {
    visibility = [ ":*" ]  # Only targets in this file can depend on this.

    deps = [
      ":js2c",
      ":js2c_experimental_extras",
      ":js2c_extras",
    ]

    # NOSORT
    sources = [
      "$target_gen_dir/libraries.bin",
      "$target_gen_dir/libraries_extras.bin",
      "$target_gen_dir/libraries_experimental_extras.bin",
    ]

    outputs = [
      "$root_out_dir/natives_blob.bin",
    ]

    script = "tools/concatenate-files.py"

    args = rebase_path(sources + outputs, root_build_dir)
  }
}

action("postmortem-metadata") {
  # Only targets in this file and the top-level visibility target can
  # depend on this.
  visibility = [
    ":*",
    "//:gn_visibility",
  ]

  script = "tools/gen-postmortem-metadata.py"

  # NOSORT
  sources = [
    "src/objects.h",
    "src/objects-inl.h",
    "src/objects/code-inl.h",
    "src/objects/code.h",
    "src/objects/js-array-inl.h",
    "src/objects/js-array.h",
    "src/objects/js-regexp-inl.h",
    "src/objects/js-regexp.h",
    "src/objects/map.h",
    "src/objects/map-inl.h",
    "src/objects/script.h",
    "src/objects/script-inl.h",
    "src/objects/shared-function-info.h",
    "src/objects/shared-function-info-inl.h",
    "src/objects/string.h",
    "src/objects/string-inl.h",
  ]

  outputs = [
    "$target_gen_dir/debug-support.cc",
  ]

  args = rebase_path(outputs, root_build_dir) +
         rebase_path(sources, root_build_dir)
}

if (v8_use_snapshot) {
  action("run_mksnapshot") {
    visibility = [ ":*" ]  # Only targets in this file can depend on this.

    deps = [
      ":mksnapshot($v8_snapshot_toolchain)",
    ]

    script = "tools/run.py"

    sources = []

    outputs = [
      "$target_gen_dir/snapshot.cc",
    ]

    args = [
      "./" + rebase_path(get_label_info(":mksnapshot($v8_snapshot_toolchain)",
                                        "root_out_dir") + "/mksnapshot",
                         root_build_dir),
      "--turbo_instruction_scheduling",
      "--startup_src",
      rebase_path("$target_gen_dir/snapshot.cc", root_build_dir),
    ]

    if (v8_random_seed != "0") {
      args += [
        "--random-seed",
        v8_random_seed,
      ]
    }

    if (v8_os_page_size != "0") {
      args += [
        "--v8_os_page_size",
        v8_os_page_size,
      ]
    }

    if (v8_perf_prof_unwinding_info) {
      args += [ "--perf-prof-unwinding-info" ]
    }

    if (v8_use_external_startup_data) {
      outputs += [ "$root_out_dir/snapshot_blob.bin" ]
      args += [
        "--startup_blob",
        rebase_path("$root_out_dir/snapshot_blob.bin", root_build_dir),
      ]
    }

    if (v8_embed_script != "") {
      sources += [ v8_embed_script ]
      args += [ rebase_path(v8_embed_script, root_build_dir) ]
    }

    if (v8_enable_fast_mksnapshot) {
      args += [
        "--no-turbo-rewrite-far-jumps",
        "--no-turbo-verify-allocation",
      ]
    }
  }
}

action("v8_dump_build_config") {
  script = "tools/testrunner/utils/dump_build_config.py"
  outputs = [
    "$root_out_dir/v8_build_config.json",
  ]
  is_gcov_coverage = v8_code_coverage && !is_clang
  args = [
    rebase_path("$root_out_dir/v8_build_config.json", root_build_dir),
    "current_cpu=\"$current_cpu\"",
    "dcheck_always_on=$dcheck_always_on",
    "is_asan=$is_asan",
    "is_cfi=$is_cfi",
    "is_component_build=$is_component_build",
    "is_debug=$is_debug",
    "is_gcov_coverage=$is_gcov_coverage",
    "is_msan=$is_msan",
    "is_tsan=$is_tsan",
    "is_ubsan_vptr=$is_ubsan_vptr",
    "target_cpu=\"$target_cpu\"",
    "v8_current_cpu=\"$v8_current_cpu\"",
    "v8_enable_i18n_support=$v8_enable_i18n_support",
    "v8_enable_verify_predictable=$v8_enable_verify_predictable",
    "v8_target_cpu=\"$v8_target_cpu\"",
    "v8_use_snapshot=$v8_use_snapshot",
  ]
}

###############################################################################
# Source Sets (aka static libraries)
#

source_set("v8_maybe_snapshot") {
  if (v8_use_snapshot && v8_use_external_startup_data) {
    public_deps = [
      ":v8_external_snapshot",
    ]
  } else if (v8_use_snapshot) {
    public_deps = [
      ":v8_snapshot",
    ]
  } else {
    # Ignore v8_use_external_startup_data setting if no snapshot is used.
    public_deps = [
      ":v8_init",
      ":v8_nosnapshot",
    ]
  }
}

v8_source_set("v8_nosnapshot") {
  visibility = [ ":*" ]  # Only targets in this file can depend on this.

  deps = [
    ":js2c",
    ":js2c_experimental_extras",
    ":js2c_extras",
    ":v8_base",
  ]

  sources = [
    "$target_gen_dir/experimental-extras-libraries.cc",
    "$target_gen_dir/extras-libraries.cc",
    "$target_gen_dir/libraries.cc",
    "src/snapshot/snapshot-empty.cc",
  ]

  if (use_jumbo_build == true) {
    jumbo_excluded_sources = [
      # TODO(mostynb@opera.com): don't exclude these http://crbug.com/752428
      # Generated source, contains same variable names as libraries.cc
      "$target_gen_dir/experimental-extras-libraries.cc",
      "$target_gen_dir/libraries.cc",
    ]
  }

  configs = [ ":internal_config" ]
}

if (v8_use_snapshot) {
  v8_source_set("v8_snapshot") {
    # Only targets in this file and the top-level visibility target can
    # depend on this.
    visibility = [
      ":*",
      "//:gn_visibility",
    ]

    deps = [
      ":js2c",
      ":js2c_experimental_extras",
      ":js2c_extras",
      ":v8_base",
    ]
    public_deps = [
      # This should be public so downstream targets can declare the snapshot
      # output file as their inputs.
      ":run_mksnapshot",
    ]

    sources = [
      "$target_gen_dir/experimental-extras-libraries.cc",
      "$target_gen_dir/extras-libraries.cc",
      "$target_gen_dir/libraries.cc",
      "$target_gen_dir/snapshot.cc",
      "src/setup-isolate-deserialize.cc",
    ]

    if (use_jumbo_build == true) {
      jumbo_excluded_sources = [
        # TODO(mostynb@opera.com): don't exclude these http://crbug.com/752428
        # Generated source, contains same variable names as libraries.cc
        "$target_gen_dir/experimental-extras-libraries.cc",
        "$target_gen_dir/libraries.cc",
      ]
    }

    configs = [ ":internal_config" ]
  }
}

if (v8_use_external_startup_data) {
  v8_source_set("v8_external_snapshot") {
    visibility = [ ":*" ]  # Only targets in this file can depend on this.

    deps = [
      ":js2c",
      ":js2c_experimental_extras",
      ":js2c_extras",
      ":v8_base",
    ]
    public_deps = [
      ":natives_blob",
      ":run_mksnapshot",
    ]

    sources = [
      "src/setup-isolate-deserialize.cc",
      "src/snapshot/natives-external.cc",
      "src/snapshot/snapshot-external.cc",
    ]

    configs = [ ":internal_config" ]
  }
}

v8_source_set("v8_initializers") {
  visibility = [
    ":*",
    "test/cctest:*",
  ]

  deps = [
    ":v8_base",
  ]

  sources = [
    ### gcmole(all) ###
    "src/builtins/builtins-arguments-gen.cc",
    "src/builtins/builtins-arguments-gen.h",
    "src/builtins/builtins-array-gen.cc",
    "src/builtins/builtins-async-function-gen.cc",
    "src/builtins/builtins-async-gen.cc",
    "src/builtins/builtins-async-gen.h",
    "src/builtins/builtins-async-generator-gen.cc",
    "src/builtins/builtins-async-iterator-gen.cc",
    "src/builtins/builtins-boolean-gen.cc",
    "src/builtins/builtins-call-gen.cc",
    "src/builtins/builtins-call-gen.h",
    "src/builtins/builtins-collections-gen.cc",
    "src/builtins/builtins-console-gen.cc",
    "src/builtins/builtins-constructor-gen.cc",
    "src/builtins/builtins-constructor-gen.h",
    "src/builtins/builtins-constructor.h",
    "src/builtins/builtins-conversion-gen.cc",
    "src/builtins/builtins-date-gen.cc",
    "src/builtins/builtins-debug-gen.cc",
    "src/builtins/builtins-function-gen.cc",
    "src/builtins/builtins-generator-gen.cc",
    "src/builtins/builtins-global-gen.cc",
    "src/builtins/builtins-handler-gen.cc",
    "src/builtins/builtins-ic-gen.cc",
    "src/builtins/builtins-internal-gen.cc",
    "src/builtins/builtins-interpreter-gen.cc",
    "src/builtins/builtins-intl-gen.cc",
    "src/builtins/builtins-iterator-gen.cc",
    "src/builtins/builtins-iterator-gen.h",
    "src/builtins/builtins-math-gen.cc",
    "src/builtins/builtins-math-gen.h",
    "src/builtins/builtins-number-gen.cc",
    "src/builtins/builtins-object-gen.cc",
    "src/builtins/builtins-promise-gen.cc",
    "src/builtins/builtins-promise-gen.h",
    "src/builtins/builtins-proxy-gen.cc",
    "src/builtins/builtins-proxy-gen.h",
    "src/builtins/builtins-reflect-gen.cc",
    "src/builtins/builtins-regexp-gen.cc",
    "src/builtins/builtins-regexp-gen.h",
    "src/builtins/builtins-sharedarraybuffer-gen.cc",
    "src/builtins/builtins-string-gen.cc",
    "src/builtins/builtins-string-gen.h",
    "src/builtins/builtins-symbol-gen.cc",
    "src/builtins/builtins-typedarray-gen.cc",
    "src/builtins/builtins-utils-gen.h",
    "src/builtins/builtins-wasm-gen.cc",
    "src/builtins/setup-builtins-internal.cc",
    "src/heap/setup-heap-internal.cc",
    "src/ic/accessor-assembler.cc",
    "src/ic/accessor-assembler.h",
    "src/ic/binary-op-assembler.cc",
    "src/ic/binary-op-assembler.h",
    "src/ic/keyed-store-generic.cc",
    "src/ic/keyed-store-generic.h",
    "src/interpreter/interpreter-assembler.cc",
    "src/interpreter/interpreter-assembler.h",
    "src/interpreter/interpreter-generator.cc",
    "src/interpreter/interpreter-generator.h",
    "src/interpreter/interpreter-intrinsics-generator.cc",
    "src/interpreter/interpreter-intrinsics-generator.h",
    "src/interpreter/setup-interpreter-internal.cc",
    "src/interpreter/setup-interpreter.h",
  ]

  if (use_jumbo_build == true) {
    jumbo_excluded_sources = [
      # TODO(mostynb@opera.com): don't exclude these http://crbug.com/752428
      "src/builtins/builtins-async-iterator-gen.cc",
      "src/builtins/builtins-async-generator-gen.cc",

      # This source file takes an unusually large amount of time to
      # compile.  Build it separately to avoid bottlenecks.
      "src/builtins/builtins-regexp-gen.cc",
    ]
  }

  if (v8_current_cpu == "x86") {
    sources += [
      ### gcmole(arch:ia32) ###
      "src/builtins/ia32/builtins-ia32.cc",
    ]
  } else if (v8_current_cpu == "x64") {
    sources += [
      ### gcmole(arch:x64) ###
      "src/builtins/x64/builtins-x64.cc",
    ]
  } else if (v8_current_cpu == "arm") {
    sources += [
      ### gcmole(arch:arm) ###
      "src/builtins/arm/builtins-arm.cc",
    ]
  } else if (v8_current_cpu == "arm64") {
    sources += [
      ### gcmole(arch:arm64) ###
      "src/builtins/arm64/builtins-arm64.cc",
    ]
  } else if (v8_current_cpu == "mips" || v8_current_cpu == "mipsel") {
    sources += [
      ### gcmole(arch:mipsel) ###
      "src/builtins/mips/builtins-mips.cc",
    ]
  } else if (v8_current_cpu == "mips64" || v8_current_cpu == "mips64el") {
    sources += [
      ### gcmole(arch:mips64el) ###
      "src/builtins/mips64/builtins-mips64.cc",
    ]
  } else if (v8_current_cpu == "ppc" || v8_current_cpu == "ppc64") {
    sources += [
      ### gcmole(arch:ppc) ###
      "src/builtins/ppc/builtins-ppc.cc",
    ]
  } else if (v8_current_cpu == "s390" || v8_current_cpu == "s390x") {
    sources += [
      ### gcmole(arch:s390) ###
      "src/builtins/s390/builtins-s390.cc",
    ]
  }

  if (!v8_enable_i18n_support) {
    sources -= [ "src/builtins/builtins-intl-gen.cc" ]
  }

  configs = [ ":internal_config" ]
}

v8_source_set("v8_init") {
  visibility = [ ":*" ]  # Only targets in this file can depend on this.

  deps = [
    ":v8_initializers",
  ]

  sources = [
    ### gcmole(all) ###
    "src/setup-isolate-full.cc",
  ]

  configs = [ ":internal_config" ]
}

# This is split out to be a non-code containing target that the Chromium browser
# DLL can depend upon to get only a version string.
v8_header_set("v8_version") {
  configs = [ ":internal_config" ]

  sources = [
    "include/v8-value-serializer-version.h",
    "include/v8-version-string.h",
    "include/v8-version.h",
  ]
}

# This is split out to be a non-code containing target that the Chromium browser
# can depend upon to get basic v8 types.
v8_header_set("v8_headers") {
  configs = [ ":internal_config" ]

  sources = [
    "include/v8.h",
    "include/v8config.h",
  ]

  deps = [
    ":v8_version",
  ]
}

v8_source_set("v8_base") {
  visibility = [ ":*" ]  # Only targets in this file can depend on this.

  # Split static libraries on windows into two.
  split_count = 2

  sources = [
    "//base/trace_event/common/trace_event_common.h",

    ### gcmole(all) ###
    "include/v8-debug.h",
    "include/v8-inspector-protocol.h",
    "include/v8-inspector.h",
    "include/v8-platform.h",
    "include/v8-profiler.h",
    "include/v8-testing.h",
    "include/v8-util.h",
    "include/v8.h",
    "include/v8config.h",
    "src/accessors.cc",
    "src/accessors.h",
    "src/address-map.cc",
    "src/address-map.h",
    "src/allocation-site-scopes.h",
    "src/allocation.cc",
    "src/allocation.h",
    "src/api-arguments-inl.h",
    "src/api-arguments.cc",
    "src/api-arguments.h",
    "src/api-natives.cc",
    "src/api-natives.h",
    "src/api.cc",
    "src/api.h",
    "src/arguments.cc",
    "src/arguments.h",
    "src/asmjs/asm-js.cc",
    "src/asmjs/asm-js.h",
    "src/asmjs/asm-names.h",
    "src/asmjs/asm-parser.cc",
    "src/asmjs/asm-parser.h",
    "src/asmjs/asm-scanner.cc",
    "src/asmjs/asm-scanner.h",
    "src/asmjs/asm-types.cc",
    "src/asmjs/asm-types.h",
    "src/asmjs/switch-logic.cc",
    "src/asmjs/switch-logic.h",
    "src/assembler-inl.h",
    "src/assembler.cc",
    "src/assembler.h",
    "src/assert-scope.cc",
    "src/assert-scope.h",
    "src/ast/ast-function-literal-id-reindexer.cc",
    "src/ast/ast-function-literal-id-reindexer.h",
    "src/ast/ast-numbering.cc",
    "src/ast/ast-numbering.h",
    "src/ast/ast-source-ranges.h",
    "src/ast/ast-traversal-visitor.h",
    "src/ast/ast-value-factory.cc",
    "src/ast/ast-value-factory.h",
    "src/ast/ast.cc",
    "src/ast/ast.h",
    "src/ast/compile-time-value.cc",
    "src/ast/compile-time-value.h",
    "src/ast/context-slot-cache.cc",
    "src/ast/context-slot-cache.h",
    "src/ast/modules.cc",
    "src/ast/modules.h",
    "src/ast/prettyprinter.cc",
    "src/ast/prettyprinter.h",
    "src/ast/scopes.cc",
    "src/ast/scopes.h",
    "src/ast/variables.cc",
    "src/ast/variables.h",
    "src/bailout-reason.cc",
    "src/bailout-reason.h",
    "src/basic-block-profiler.cc",
    "src/basic-block-profiler.h",
    "src/bignum-dtoa.cc",
    "src/bignum-dtoa.h",
    "src/bignum.cc",
    "src/bignum.h",
    "src/bit-vector.cc",
    "src/bit-vector.h",
    "src/bootstrapper.cc",
    "src/bootstrapper.h",
    "src/boxed-float.h",
    "src/builtins/builtins-api.cc",
    "src/builtins/builtins-array.cc",
    "src/builtins/builtins-arraybuffer.cc",
    "src/builtins/builtins-bigint.cc",
    "src/builtins/builtins-boolean.cc",
    "src/builtins/builtins-call.cc",
    "src/builtins/builtins-callsite.cc",
    "src/builtins/builtins-collections.cc",
    "src/builtins/builtins-console.cc",
    "src/builtins/builtins-constructor.h",
    "src/builtins/builtins-dataview.cc",
    "src/builtins/builtins-date.cc",
    "src/builtins/builtins-definitions.h",
    "src/builtins/builtins-descriptors.h",
    "src/builtins/builtins-error.cc",
    "src/builtins/builtins-function.cc",
    "src/builtins/builtins-global.cc",
    "src/builtins/builtins-internal.cc",
    "src/builtins/builtins-interpreter.cc",
    "src/builtins/builtins-intl.cc",
    "src/builtins/builtins-intl.h",
    "src/builtins/builtins-json.cc",
    "src/builtins/builtins-math.cc",
    "src/builtins/builtins-number.cc",
    "src/builtins/builtins-object.cc",
    "src/builtins/builtins-promise.cc",
    "src/builtins/builtins-reflect.cc",
    "src/builtins/builtins-regexp.cc",
    "src/builtins/builtins-sharedarraybuffer.cc",
    "src/builtins/builtins-string.cc",
    "src/builtins/builtins-symbol.cc",
    "src/builtins/builtins-typedarray.cc",
    "src/builtins/builtins-utils.h",
    "src/builtins/builtins.cc",
    "src/builtins/builtins.h",
    "src/cached-powers.cc",
    "src/cached-powers.h",
    "src/callable.h",
    "src/cancelable-task.cc",
    "src/cancelable-task.h",
    "src/char-predicates-inl.h",
    "src/char-predicates.cc",
    "src/char-predicates.h",
    "src/checks.h",
    "src/code-events.h",
    "src/code-factory.cc",
    "src/code-factory.h",
    "src/code-stub-assembler.cc",
    "src/code-stub-assembler.h",
    "src/code-stubs-utils.h",
    "src/code-stubs.cc",
    "src/code-stubs.h",
    "src/codegen.cc",
    "src/codegen.h",
    "src/collector.h",
    "src/compilation-cache.cc",
    "src/compilation-cache.h",
    "src/compilation-dependencies.cc",
    "src/compilation-dependencies.h",
    "src/compilation-info.cc",
    "src/compilation-info.h",
    "src/compilation-statistics.cc",
    "src/compilation-statistics.h",
    "src/compiler-dispatcher/compiler-dispatcher-job.cc",
    "src/compiler-dispatcher/compiler-dispatcher-job.h",
    "src/compiler-dispatcher/compiler-dispatcher-tracer.cc",
    "src/compiler-dispatcher/compiler-dispatcher-tracer.h",
    "src/compiler-dispatcher/compiler-dispatcher.cc",
    "src/compiler-dispatcher/compiler-dispatcher.h",
    "src/compiler-dispatcher/optimizing-compile-dispatcher.cc",
    "src/compiler-dispatcher/optimizing-compile-dispatcher.h",
    "src/compiler-dispatcher/unoptimized-compile-job.cc",
    "src/compiler-dispatcher/unoptimized-compile-job.h",
    "src/compiler.cc",
    "src/compiler.h",
    "src/compiler/access-builder.cc",
    "src/compiler/access-builder.h",
    "src/compiler/access-info.cc",
    "src/compiler/access-info.h",
    "src/compiler/all-nodes.cc",
    "src/compiler/all-nodes.h",
    "src/compiler/allocation-builder.h",
    "src/compiler/basic-block-instrumentor.cc",
    "src/compiler/basic-block-instrumentor.h",
    "src/compiler/branch-elimination.cc",
    "src/compiler/branch-elimination.h",
    "src/compiler/bytecode-analysis.cc",
    "src/compiler/bytecode-analysis.h",
    "src/compiler/bytecode-graph-builder.cc",
    "src/compiler/bytecode-graph-builder.h",
    "src/compiler/bytecode-liveness-map.cc",
    "src/compiler/bytecode-liveness-map.h",
    "src/compiler/c-linkage.cc",
    "src/compiler/checkpoint-elimination.cc",
    "src/compiler/checkpoint-elimination.h",
    "src/compiler/code-assembler.cc",
    "src/compiler/code-assembler.h",
    "src/compiler/code-generator-impl.h",
    "src/compiler/code-generator.cc",
    "src/compiler/code-generator.h",
    "src/compiler/common-node-cache.cc",
    "src/compiler/common-node-cache.h",
    "src/compiler/common-operator-reducer.cc",
    "src/compiler/common-operator-reducer.h",
    "src/compiler/common-operator.cc",
    "src/compiler/common-operator.h",
    "src/compiler/compiler-source-position-table.cc",
    "src/compiler/compiler-source-position-table.h",
    "src/compiler/control-equivalence.cc",
    "src/compiler/control-equivalence.h",
    "src/compiler/control-flow-optimizer.cc",
    "src/compiler/control-flow-optimizer.h",
    "src/compiler/dead-code-elimination.cc",
    "src/compiler/dead-code-elimination.h",
    "src/compiler/diamond.h",
    "src/compiler/effect-control-linearizer.cc",
    "src/compiler/effect-control-linearizer.h",
    "src/compiler/escape-analysis-reducer.cc",
    "src/compiler/escape-analysis-reducer.h",
    "src/compiler/escape-analysis.cc",
    "src/compiler/escape-analysis.h",
    "src/compiler/frame-elider.cc",
    "src/compiler/frame-elider.h",
    "src/compiler/frame-states.cc",
    "src/compiler/frame-states.h",
    "src/compiler/frame.cc",
    "src/compiler/frame.h",
    "src/compiler/gap-resolver.cc",
    "src/compiler/gap-resolver.h",
    "src/compiler/graph-assembler.cc",
    "src/compiler/graph-assembler.h",
    "src/compiler/graph-reducer.cc",
    "src/compiler/graph-reducer.h",
    "src/compiler/graph-trimmer.cc",
    "src/compiler/graph-trimmer.h",
    "src/compiler/graph-visualizer.cc",
    "src/compiler/graph-visualizer.h",
    "src/compiler/graph.cc",
    "src/compiler/graph.h",
    "src/compiler/instruction-codes.h",
    "src/compiler/instruction-scheduler.cc",
    "src/compiler/instruction-scheduler.h",
    "src/compiler/instruction-selector-impl.h",
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    "src/runtime/runtime-classes.cc",
    "src/runtime/runtime-collections.cc",
    "src/runtime/runtime-compiler.cc",
    "src/runtime/runtime-date.cc",
    "src/runtime/runtime-debug.cc",
    "src/runtime/runtime-error.cc",
    "src/runtime/runtime-forin.cc",
    "src/runtime/runtime-function.cc",
    "src/runtime/runtime-futex.cc",
    "src/runtime/runtime-generator.cc",
    "src/runtime/runtime-internal.cc",
    "src/runtime/runtime-interpreter.cc",
    "src/runtime/runtime-intl.cc",
    "src/runtime/runtime-literals.cc",
    "src/runtime/runtime-liveedit.cc",
    "src/runtime/runtime-maths.cc",
    "src/runtime/runtime-module.cc",
    "src/runtime/runtime-numbers.cc",
    "src/runtime/runtime-object.cc",
    "src/runtime/runtime-operators.cc",
    "src/runtime/runtime-promise.cc",
    "src/runtime/runtime-proxy.cc",
    "src/runtime/runtime-regexp.cc",
    "src/runtime/runtime-scopes.cc",
    "src/runtime/runtime-strings.cc",
    "src/runtime/runtime-symbol.cc",
    "src/runtime/runtime-test.cc",
    "src/runtime/runtime-typedarray.cc",
    "src/runtime/runtime-utils.h",
    "src/runtime/runtime-wasm.cc",
    "src/runtime/runtime.cc",
    "src/runtime/runtime.h",
    "src/safepoint-table.cc",
    "src/safepoint-table.h",
    "src/setup-isolate.h",
    "src/signature.h",
    "src/simulator.h",
    "src/snapshot/builtin-deserializer-allocator.cc",
    "src/snapshot/builtin-deserializer-allocator.h",
    "src/snapshot/builtin-deserializer.cc",
    "src/snapshot/builtin-deserializer.h",
    "src/snapshot/builtin-serializer-allocator.cc",
    "src/snapshot/builtin-serializer-allocator.h",
    "src/snapshot/builtin-serializer.cc",
    "src/snapshot/builtin-serializer.h",
    "src/snapshot/builtin-snapshot-utils.cc",
    "src/snapshot/builtin-snapshot-utils.h",
    "src/snapshot/code-serializer.cc",
    "src/snapshot/code-serializer.h",
    "src/snapshot/default-deserializer-allocator.cc",
    "src/snapshot/default-deserializer-allocator.h",
    "src/snapshot/default-serializer-allocator.cc",
    "src/snapshot/default-serializer-allocator.h",
    "src/snapshot/deserializer.cc",
    "src/snapshot/deserializer.h",
    "src/snapshot/natives-common.cc",
    "src/snapshot/natives.h",
    "src/snapshot/object-deserializer.cc",
    "src/snapshot/object-deserializer.h",
    "src/snapshot/partial-deserializer.cc",
    "src/snapshot/partial-deserializer.h",
    "src/snapshot/partial-serializer.cc",
    "src/snapshot/partial-serializer.h",
    "src/snapshot/serializer-common.cc",
    "src/snapshot/serializer-common.h",
    "src/snapshot/serializer.cc",
    "src/snapshot/serializer.h",
    "src/snapshot/snapshot-common.cc",
    "src/snapshot/snapshot-source-sink.cc",
    "src/snapshot/snapshot-source-sink.h",
    "src/snapshot/snapshot.h",
    "src/snapshot/startup-deserializer.cc",
    "src/snapshot/startup-deserializer.h",
    "src/snapshot/startup-serializer.cc",
    "src/snapshot/startup-serializer.h",
    "src/source-position-table.cc",
    "src/source-position-table.h",
    "src/source-position.cc",
    "src/source-position.h",
    "src/splay-tree-inl.h",
    "src/splay-tree.h",
    "src/startup-data-util.cc",
    "src/startup-data-util.h",
    "src/string-builder.cc",
    "src/string-builder.h",
    "src/string-case.cc",
    "src/string-case.h",
    "src/string-hasher-inl.h",
    "src/string-hasher.h",
    "src/string-search.h",
    "src/string-stream.cc",
    "src/string-stream.h",
    "src/strtod.cc",
    "src/strtod.h",
    "src/tracing/trace-event.cc",
    "src/tracing/trace-event.h",
    "src/tracing/traced-value.cc",
    "src/tracing/traced-value.h",
    "src/tracing/tracing-category-observer.cc",
    "src/tracing/tracing-category-observer.h",
    "src/transitions-inl.h",
    "src/transitions.cc",
    "src/transitions.h",
    "src/trap-handler/handler-outside.cc",
    "src/trap-handler/handler-shared.cc",
    "src/trap-handler/trap-handler-internal.h",
    "src/trap-handler/trap-handler.h",
    "src/type-hints.cc",
    "src/type-hints.h",
    "src/unicode-cache-inl.h",
    "src/unicode-cache.h",
    "src/unicode-decoder.cc",
    "src/unicode-decoder.h",
    "src/unicode-inl.h",
    "src/unicode.cc",
    "src/unicode.h",
    "src/uri.cc",
    "src/uri.h",
    "src/utils-inl.h",
    "src/utils.cc",
    "src/utils.h",
    "src/v8.cc",
    "src/v8.h",
    "src/v8memory.h",
    "src/v8threads.cc",
    "src/v8threads.h",
    "src/value-serializer.cc",
    "src/value-serializer.h",
    "src/vector.h",
    "src/version.cc",
    "src/version.h",
    "src/visitors.cc",
    "src/visitors.h",
    "src/vm-state-inl.h",
    "src/vm-state.h",
    "src/wasm/baseline/liftoff-assembler.cc",
    "src/wasm/baseline/liftoff-assembler.h",
    "src/wasm/baseline/liftoff-compiler.cc",
    "src/wasm/compilation-manager.cc",
    "src/wasm/compilation-manager.h",
    "src/wasm/decoder.h",
    "src/wasm/function-body-decoder-impl.h",
    "src/wasm/function-body-decoder.cc",
    "src/wasm/function-body-decoder.h",
    "src/wasm/leb-helper.h",
    "src/wasm/local-decl-encoder.cc",
    "src/wasm/local-decl-encoder.h",
    "src/wasm/memory-tracing.cc",
    "src/wasm/memory-tracing.h",
    "src/wasm/module-compiler.cc",
    "src/wasm/module-compiler.h",
    "src/wasm/module-decoder.cc",
    "src/wasm/module-decoder.h",
    "src/wasm/signature-map.cc",
    "src/wasm/signature-map.h",
    "src/wasm/streaming-decoder.cc",
    "src/wasm/streaming-decoder.h",
    "src/wasm/wasm-api.cc",
    "src/wasm/wasm-api.h",
    "src/wasm/wasm-code-specialization.cc",
    "src/wasm/wasm-code-specialization.h",
    "src/wasm/wasm-code-wrapper.cc",
    "src/wasm/wasm-code-wrapper.h",
    "src/wasm/wasm-debug.cc",
    "src/wasm/wasm-external-refs.cc",
    "src/wasm/wasm-external-refs.h",
    "src/wasm/wasm-heap.cc",
    "src/wasm/wasm-heap.h",
    "src/wasm/wasm-interpreter.cc",
    "src/wasm/wasm-interpreter.h",
    "src/wasm/wasm-js.cc",
    "src/wasm/wasm-js.h",
    "src/wasm/wasm-limits.h",
    "src/wasm/wasm-memory.cc",
    "src/wasm/wasm-memory.h",
    "src/wasm/wasm-module-builder.cc",
    "src/wasm/wasm-module-builder.h",
    "src/wasm/wasm-module.cc",
    "src/wasm/wasm-module.h",
    "src/wasm/wasm-objects-inl.h",
    "src/wasm/wasm-objects.cc",
    "src/wasm/wasm-objects.h",
    "src/wasm/wasm-opcodes.cc",
    "src/wasm/wasm-opcodes.h",
    "src/wasm/wasm-result.cc",
    "src/wasm/wasm-result.h",
    "src/wasm/wasm-serialization.cc",
    "src/wasm/wasm-serialization.h",
    "src/wasm/wasm-text.cc",
    "src/wasm/wasm-text.h",
    "src/wasm/wasm-value.h",
    "src/zone/accounting-allocator.cc",
    "src/zone/accounting-allocator.h",
    "src/zone/zone-allocator.h",
    "src/zone/zone-allocator.h",
    "src/zone/zone-chunk-list.h",
    "src/zone/zone-containers.h",
    "src/zone/zone-handle-set.h",
    "src/zone/zone-list-inl.h",
    "src/zone/zone-segment.cc",
    "src/zone/zone-segment.h",
    "src/zone/zone.cc",
    "src/zone/zone.h",
  ]

  if (use_jumbo_build == true) {
    jumbo_excluded_sources = [
      # TODO(mostynb@opera.com): don't exclude these http://crbug.com/752428
      "src/profiler/heap-snapshot-generator.cc",  # Macro clash in mman-linux.h

      # These source files take an unusually large amount of time to
      # compile.  Build them separately to avoid bottlenecks.
      "src/api.cc",
      "src/code-stub-assembler.cc",
      "src/elements.cc",
      "src/heap/heap.cc",
      "src/objects.cc",
      "src/parsing/parser.cc",
    ]
  }

  if (v8_current_cpu == "x86") {
    sources += [  ### gcmole(arch:ia32) ###
      "src/compiler/ia32/code-generator-ia32.cc",
      "src/compiler/ia32/instruction-codes-ia32.h",
      "src/compiler/ia32/instruction-scheduler-ia32.cc",
      "src/compiler/ia32/instruction-selector-ia32.cc",
      "src/debug/ia32/debug-ia32.cc",
      "src/ia32/assembler-ia32-inl.h",
      "src/ia32/assembler-ia32.cc",
      "src/ia32/assembler-ia32.h",
      "src/ia32/code-stubs-ia32.cc",
      "src/ia32/codegen-ia32.cc",
      "src/ia32/cpu-ia32.cc",
      "src/ia32/deoptimizer-ia32.cc",
      "src/ia32/disasm-ia32.cc",
      "src/ia32/frame-constants-ia32.cc",
      "src/ia32/frame-constants-ia32.h",
      "src/ia32/interface-descriptors-ia32.cc",
      "src/ia32/macro-assembler-ia32.cc",
      "src/ia32/macro-assembler-ia32.h",
      "src/ia32/simulator-ia32.cc",
      "src/ia32/simulator-ia32.h",
      "src/ia32/sse-instr.h",
      "src/regexp/ia32/regexp-macro-assembler-ia32.cc",
      "src/regexp/ia32/regexp-macro-assembler-ia32.h",
      "src/wasm/baseline/ia32/liftoff-assembler-ia32-defs.h",
      "src/wasm/baseline/ia32/liftoff-assembler-ia32.h",
    ]
  } else if (v8_current_cpu == "x64") {
    sources += [  ### gcmole(arch:x64) ###
      "src/compiler/x64/code-generator-x64.cc",
      "src/compiler/x64/instruction-codes-x64.h",
      "src/compiler/x64/instruction-scheduler-x64.cc",
      "src/compiler/x64/instruction-selector-x64.cc",
      "src/compiler/x64/unwinding-info-writer-x64.cc",
      "src/compiler/x64/unwinding-info-writer-x64.h",
      "src/debug/x64/debug-x64.cc",
      "src/regexp/x64/regexp-macro-assembler-x64.cc",
      "src/regexp/x64/regexp-macro-assembler-x64.h",
      "src/third_party/valgrind/valgrind.h",
      "src/wasm/baseline/x64/liftoff-assembler-x64-defs.h",
      "src/wasm/baseline/x64/liftoff-assembler-x64.h",
      "src/x64/assembler-x64-inl.h",
      "src/x64/assembler-x64.cc",
      "src/x64/assembler-x64.h",
      "src/x64/code-stubs-x64.cc",
      "src/x64/codegen-x64.cc",
      "src/x64/cpu-x64.cc",
      "src/x64/deoptimizer-x64.cc",
      "src/x64/disasm-x64.cc",
      "src/x64/eh-frame-x64.cc",
      "src/x64/frame-constants-x64.cc",
      "src/x64/frame-constants-x64.h",
      "src/x64/interface-descriptors-x64.cc",
      "src/x64/macro-assembler-x64.cc",
      "src/x64/macro-assembler-x64.h",
      "src/x64/simulator-x64.cc",
      "src/x64/simulator-x64.h",
      "src/x64/sse-instr.h",
    ]
    if (is_linux) {
      sources += [ "src/trap-handler/handler-inside.cc" ]
    }
  } else if (v8_current_cpu == "arm") {
    sources += [  ### gcmole(arch:arm) ###
      "src/arm/assembler-arm-inl.h",
      "src/arm/assembler-arm.cc",
      "src/arm/assembler-arm.h",
      "src/arm/code-stubs-arm.cc",
      "src/arm/code-stubs-arm.h",
      "src/arm/codegen-arm.cc",
      "src/arm/constants-arm.cc",
      "src/arm/constants-arm.h",
      "src/arm/cpu-arm.cc",
      "src/arm/deoptimizer-arm.cc",
      "src/arm/disasm-arm.cc",
      "src/arm/eh-frame-arm.cc",
      "src/arm/frame-constants-arm.cc",
      "src/arm/frame-constants-arm.h",
      "src/arm/interface-descriptors-arm.cc",
      "src/arm/interface-descriptors-arm.h",
      "src/arm/macro-assembler-arm.cc",
      "src/arm/macro-assembler-arm.h",
      "src/arm/simulator-arm.cc",
      "src/arm/simulator-arm.h",
      "src/compiler/arm/code-generator-arm.cc",
      "src/compiler/arm/instruction-codes-arm.h",
      "src/compiler/arm/instruction-scheduler-arm.cc",
      "src/compiler/arm/instruction-selector-arm.cc",
      "src/compiler/arm/unwinding-info-writer-arm.cc",
      "src/compiler/arm/unwinding-info-writer-arm.h",
      "src/debug/arm/debug-arm.cc",
      "src/regexp/arm/regexp-macro-assembler-arm.cc",
      "src/regexp/arm/regexp-macro-assembler-arm.h",
      "src/wasm/baseline/arm/liftoff-assembler-arm-defs.h",
      "src/wasm/baseline/arm/liftoff-assembler-arm.h",
    ]
  } else if (v8_current_cpu == "arm64") {
    sources += [  ### gcmole(arch:arm64) ###
      "src/arm64/assembler-arm64-inl.h",
      "src/arm64/assembler-arm64.cc",
      "src/arm64/assembler-arm64.h",
      "src/arm64/code-stubs-arm64.cc",
      "src/arm64/code-stubs-arm64.h",
      "src/arm64/codegen-arm64.cc",
      "src/arm64/constants-arm64.h",
      "src/arm64/cpu-arm64.cc",
      "src/arm64/decoder-arm64-inl.h",
      "src/arm64/decoder-arm64.cc",
      "src/arm64/decoder-arm64.h",
      "src/arm64/deoptimizer-arm64.cc",
      "src/arm64/disasm-arm64.cc",
      "src/arm64/disasm-arm64.h",
      "src/arm64/eh-frame-arm64.cc",
      "src/arm64/frame-constants-arm64.cc",
      "src/arm64/frame-constants-arm64.h",
      "src/arm64/instructions-arm64-constants.cc",
      "src/arm64/instructions-arm64.cc",
      "src/arm64/instructions-arm64.h",
      "src/arm64/instrument-arm64.cc",
      "src/arm64/instrument-arm64.h",
      "src/arm64/interface-descriptors-arm64.cc",
      "src/arm64/interface-descriptors-arm64.h",
      "src/arm64/macro-assembler-arm64-inl.h",
      "src/arm64/macro-assembler-arm64.cc",
      "src/arm64/macro-assembler-arm64.h",
      "src/arm64/simulator-arm64.cc",
      "src/arm64/simulator-arm64.h",
      "src/arm64/simulator-logic-arm64.cc",
      "src/arm64/utils-arm64.cc",
      "src/arm64/utils-arm64.h",
      "src/compiler/arm64/code-generator-arm64.cc",
      "src/compiler/arm64/instruction-codes-arm64.h",
      "src/compiler/arm64/instruction-scheduler-arm64.cc",
      "src/compiler/arm64/instruction-selector-arm64.cc",
      "src/compiler/arm64/unwinding-info-writer-arm64.cc",
      "src/compiler/arm64/unwinding-info-writer-arm64.h",
      "src/debug/arm64/debug-arm64.cc",
      "src/regexp/arm64/regexp-macro-assembler-arm64.cc",
      "src/regexp/arm64/regexp-macro-assembler-arm64.h",
      "src/wasm/baseline/arm64/liftoff-assembler-arm64-defs.h",
      "src/wasm/baseline/arm64/liftoff-assembler-arm64.h",
    ]
    if (use_jumbo_build) {
      jumbo_excluded_sources += [
        # TODO(mostynb@opera.com): fix this code so it doesn't need
        # to be excluded, see the comments inside.
        "src/arm64/instructions-arm64-constants.cc",
      ]
    }
  } else if (v8_current_cpu == "mips" || v8_current_cpu == "mipsel") {
    sources += [  ### gcmole(arch:mipsel) ###
      "src/compiler/mips/code-generator-mips.cc",
      "src/compiler/mips/instruction-codes-mips.h",
      "src/compiler/mips/instruction-scheduler-mips.cc",
      "src/compiler/mips/instruction-selector-mips.cc",
      "src/debug/mips/debug-mips.cc",
      "src/mips/assembler-mips-inl.h",
      "src/mips/assembler-mips.cc",
      "src/mips/assembler-mips.h",
      "src/mips/code-stubs-mips.cc",
      "src/mips/code-stubs-mips.h",
      "src/mips/codegen-mips.cc",
      "src/mips/constants-mips.cc",
      "src/mips/constants-mips.h",
      "src/mips/cpu-mips.cc",
      "src/mips/deoptimizer-mips.cc",
      "src/mips/disasm-mips.cc",
      "src/mips/frame-constants-mips.cc",
      "src/mips/frame-constants-mips.h",
      "src/mips/interface-descriptors-mips.cc",
      "src/mips/macro-assembler-mips.cc",
      "src/mips/macro-assembler-mips.h",
      "src/mips/simulator-mips.cc",
      "src/mips/simulator-mips.h",
      "src/regexp/mips/regexp-macro-assembler-mips.cc",
      "src/regexp/mips/regexp-macro-assembler-mips.h",
      "src/wasm/baseline/mips/liftoff-assembler-mips-defs.h",
      "src/wasm/baseline/mips/liftoff-assembler-mips.h",
    ]
  } else if (v8_current_cpu == "mips64" || v8_current_cpu == "mips64el") {
    sources += [  ### gcmole(arch:mips64el) ###
      "src/compiler/mips64/code-generator-mips64.cc",
      "src/compiler/mips64/instruction-codes-mips64.h",
      "src/compiler/mips64/instruction-scheduler-mips64.cc",
      "src/compiler/mips64/instruction-selector-mips64.cc",
      "src/debug/mips64/debug-mips64.cc",
      "src/mips64/assembler-mips64-inl.h",
      "src/mips64/assembler-mips64.cc",
      "src/mips64/assembler-mips64.h",
      "src/mips64/code-stubs-mips64.cc",
      "src/mips64/code-stubs-mips64.h",
      "src/mips64/codegen-mips64.cc",
      "src/mips64/constants-mips64.cc",
      "src/mips64/constants-mips64.h",
      "src/mips64/cpu-mips64.cc",
      "src/mips64/deoptimizer-mips64.cc",
      "src/mips64/disasm-mips64.cc",
      "src/mips64/frame-constants-mips64.cc",
      "src/mips64/frame-constants-mips64.h",
      "src/mips64/interface-descriptors-mips64.cc",
      "src/mips64/macro-assembler-mips64.cc",
      "src/mips64/macro-assembler-mips64.h",
      "src/mips64/simulator-mips64.cc",
      "src/mips64/simulator-mips64.h",
      "src/regexp/mips64/regexp-macro-assembler-mips64.cc",
      "src/regexp/mips64/regexp-macro-assembler-mips64.h",
      "src/wasm/baseline/mips64/liftoff-assembler-mips64-defs.h",
      "src/wasm/baseline/mips64/liftoff-assembler-mips64.h",
    ]
  } else if (v8_current_cpu == "ppc" || v8_current_cpu == "ppc64") {
    sources += [  ### gcmole(arch:ppc) ###
      "src/compiler/ppc/code-generator-ppc.cc",
      "src/compiler/ppc/instruction-codes-ppc.h",
      "src/compiler/ppc/instruction-scheduler-ppc.cc",
      "src/compiler/ppc/instruction-selector-ppc.cc",
      "src/debug/ppc/debug-ppc.cc",
      "src/ppc/assembler-ppc-inl.h",
      "src/ppc/assembler-ppc.cc",
      "src/ppc/assembler-ppc.h",
      "src/ppc/code-stubs-ppc.cc",
      "src/ppc/code-stubs-ppc.h",
      "src/ppc/codegen-ppc.cc",
      "src/ppc/constants-ppc.cc",
      "src/ppc/constants-ppc.h",
      "src/ppc/cpu-ppc.cc",
      "src/ppc/deoptimizer-ppc.cc",
      "src/ppc/disasm-ppc.cc",
      "src/ppc/frame-constants-ppc.cc",
      "src/ppc/frame-constants-ppc.h",
      "src/ppc/interface-descriptors-ppc.cc",
      "src/ppc/macro-assembler-ppc.cc",
      "src/ppc/macro-assembler-ppc.h",
      "src/ppc/simulator-ppc.cc",
      "src/ppc/simulator-ppc.h",
      "src/regexp/ppc/regexp-macro-assembler-ppc.cc",
      "src/regexp/ppc/regexp-macro-assembler-ppc.h",
      "src/wasm/baseline/ppc/liftoff-assembler-ppc-defs.h",
      "src/wasm/baseline/ppc/liftoff-assembler-ppc.h",
    ]
  } else if (v8_current_cpu == "s390" || v8_current_cpu == "s390x") {
    sources += [  ### gcmole(arch:s390) ###
      "src/compiler/s390/code-generator-s390.cc",
      "src/compiler/s390/instruction-codes-s390.h",
      "src/compiler/s390/instruction-scheduler-s390.cc",
      "src/compiler/s390/instruction-selector-s390.cc",
      "src/debug/s390/debug-s390.cc",
      "src/regexp/s390/regexp-macro-assembler-s390.cc",
      "src/regexp/s390/regexp-macro-assembler-s390.h",
      "src/s390/assembler-s390-inl.h",
      "src/s390/assembler-s390.cc",
      "src/s390/assembler-s390.h",
      "src/s390/code-stubs-s390.cc",
      "src/s390/code-stubs-s390.h",
      "src/s390/codegen-s390.cc",
      "src/s390/constants-s390.cc",
      "src/s390/constants-s390.h",
      "src/s390/cpu-s390.cc",
      "src/s390/deoptimizer-s390.cc",
      "src/s390/disasm-s390.cc",
      "src/s390/frame-constants-s390.cc",
      "src/s390/frame-constants-s390.h",
      "src/s390/interface-descriptors-s390.cc",
      "src/s390/macro-assembler-s390.cc",
      "src/s390/macro-assembler-s390.h",
      "src/s390/simulator-s390.cc",
      "src/s390/simulator-s390.h",
      "src/wasm/baseline/s390/liftoff-assembler-s390-defs.h",
      "src/wasm/baseline/s390/liftoff-assembler-s390.h",
    ]
  }

  configs = [ ":internal_config" ]

  defines = []
  deps = [
    ":v8_headers",
    ":v8_libbase",
    ":v8_libsampler",
    "src/inspector:inspector",
  ]

  if (v8_enable_i18n_support) {
    public_deps = [
      "//third_party/icu",
    ]
    if (is_win) {
      deps += [ "//third_party/icu:icudata" ]
    }
  } else {
    sources -= [
      "src/builtins/builtins-intl.cc",
      "src/builtins/builtins-intl.h",
      "src/char-predicates.cc",
      "src/intl.cc",
      "src/intl.h",
      "src/objects/intl-objects.cc",
      "src/objects/intl-objects.h",
      "src/runtime/runtime-intl.cc",
    ]
  }

  if (v8_postmortem_support) {
    sources += [ "$target_gen_dir/debug-support.cc" ]
    deps += [ ":postmortem-metadata" ]
  }
}

v8_component("v8_libbase") {
  sources = [
    "src/base/adapters.h",
    "src/base/atomic-utils.h",
    "src/base/atomicops.h",
    "src/base/atomicops_internals_atomicword_compat.h",
    "src/base/atomicops_internals_portable.h",
    "src/base/atomicops_internals_std.h",
    "src/base/base-export.h",
    "src/base/bits.cc",
    "src/base/bits.h",
    "src/base/build_config.h",
    "src/base/compiler-specific.h",
    "src/base/cpu.cc",
    "src/base/cpu.h",
    "src/base/debug/stack_trace.cc",
    "src/base/debug/stack_trace.h",
    "src/base/division-by-constant.cc",
    "src/base/division-by-constant.h",
    "src/base/export-template.h",
    "src/base/file-utils.cc",
    "src/base/file-utils.h",
    "src/base/flags.h",
    "src/base/format-macros.h",
    "src/base/free_deleter.h",
    "src/base/functional.cc",
    "src/base/functional.h",
    "src/base/hashmap-entry.h",
    "src/base/hashmap.h",
    "src/base/ieee754.cc",
    "src/base/ieee754.h",
    "src/base/iterator.h",
    "src/base/lazy-instance.h",
    "src/base/logging.cc",
    "src/base/logging.h",
    "src/base/macros.h",
    "src/base/once.cc",
    "src/base/once.h",
    "src/base/optional.h",
    "src/base/platform/condition-variable.cc",
    "src/base/platform/condition-variable.h",
    "src/base/platform/elapsed-timer.h",
    "src/base/platform/mutex.cc",
    "src/base/platform/mutex.h",
    "src/base/platform/platform.h",
    "src/base/platform/semaphore.cc",
    "src/base/platform/semaphore.h",
    "src/base/platform/time.cc",
    "src/base/platform/time.h",
    "src/base/ring-buffer.h",
    "src/base/safe_conversions.h",
    "src/base/safe_conversions_impl.h",
    "src/base/safe_math.h",
    "src/base/safe_math_impl.h",
    "src/base/sys-info.cc",
    "src/base/sys-info.h",
    "src/base/template-utils.h",
    "src/base/timezone-cache.h",
    "src/base/tsan.h",
    "src/base/utils/random-number-generator.cc",
    "src/base/utils/random-number-generator.h",
  ]

  configs = [ ":internal_config_base" ]

  public_configs = [ ":libbase_config" ]

  defines = []

  if (is_component_build) {
    defines = [ "BUILDING_V8_BASE_SHARED" ]
  }

  if (is_posix) {
    sources += [
      "src/base/platform/platform-posix-time.cc",
      "src/base/platform/platform-posix-time.h",
      "src/base/platform/platform-posix.cc",
      "src/base/platform/platform-posix.h",
    ]
  }

  if (is_linux) {
    sources += [
      "src/base/debug/stack_trace_posix.cc",
      "src/base/platform/platform-linux.cc",
    ]

    libs = [
      "dl",
      "rt",
    ]
  } else if (current_os == "aix") {
    sources += [
      "src/base/debug/stack_trace_posix.cc",
      "src/base/platform/platform-aix.cc",
    ]

    libs = [
      "dl",
      "rt",
    ]
  } else if (is_android) {
    if (current_toolchain == host_toolchain) {
      libs = [
        "dl",
        "rt",
      ]
      if (host_os == "mac") {
        sources += [
          "src/base/debug/stack_trace_posix.cc",
          "src/base/platform/platform-macos.cc",
        ]
      } else {
        sources += [
          "src/base/debug/stack_trace_posix.cc",
          "src/base/platform/platform-linux.cc",
        ]
      }
    } else {
      sources += [
        "src/base/debug/stack_trace_android.cc",
        "src/base/platform/platform-linux.cc",
      ]
    }
  } else if (is_fuchsia) {
    sources += [
      "src/base/debug/stack_trace_fuchsia.cc",
      "src/base/platform/platform-fuchsia.cc",
    ]
  } else if (is_mac) {
    sources += [
      "src/base/debug/stack_trace_posix.cc",
      "src/base/platform/platform-macos.cc",
    ]
  } else if (is_win) {
    # TODO(jochen): Add support for cygwin.
    sources += [
      "src/base/debug/stack_trace_win.cc",
      "src/base/platform/platform-win32.cc",
      "src/base/win32-headers.h",
    ]

    defines += [ "_CRT_RAND_S" ]  # for rand_s()

    libs = [
      "dbghelp.lib",
      "shlwapi.lib",
      "winmm.lib",
      "ws2_32.lib",
    ]
  }

  # TODO(jochen): Add support for qnx, freebsd, openbsd, netbsd, and solaris.
}

v8_component("v8_libplatform") {
  sources = [
    "//base/trace_event/common/trace_event_common.h",
    "include/libplatform/libplatform-export.h",
    "include/libplatform/libplatform.h",
    "include/libplatform/v8-tracing.h",
    "src/libplatform/default-background-task-runner.cc",
    "src/libplatform/default-background-task-runner.h",
    "src/libplatform/default-foreground-task-runner.cc",
    "src/libplatform/default-foreground-task-runner.h",
    "src/libplatform/default-platform.cc",
    "src/libplatform/default-platform.h",
    "src/libplatform/task-queue.cc",
    "src/libplatform/task-queue.h",
    "src/libplatform/tracing/trace-buffer.cc",
    "src/libplatform/tracing/trace-buffer.h",
    "src/libplatform/tracing/trace-config.cc",
    "src/libplatform/tracing/trace-object.cc",
    "src/libplatform/tracing/trace-writer.cc",
    "src/libplatform/tracing/trace-writer.h",
    "src/libplatform/tracing/tracing-controller.cc",
    "src/libplatform/worker-thread.cc",
    "src/libplatform/worker-thread.h",
  ]

  configs = [ ":internal_config_base" ]

  if (is_component_build) {
    defines = [ "BUILDING_V8_PLATFORM_SHARED" ]
  }

  public_configs = [ ":libplatform_config" ]

  deps = [
    ":v8_libbase",
  ]
}

v8_source_set("v8_libsampler") {
  sources = [
    "src/libsampler/sampler.cc",
    "src/libsampler/sampler.h",
  ]

  configs = [ ":internal_config_base" ]

  public_configs = [ ":libsampler_config" ]

  deps = [
    ":v8_libbase",
  ]
}

v8_source_set("fuzzer_support") {
  visibility = [ ":*" ]  # Only targets in this file can depend on this.

  sources = [
    "test/fuzzer/fuzzer-support.cc",
    "test/fuzzer/fuzzer-support.h",
  ]

  configs = [ ":internal_config_base" ]

  deps = [
    ":v8",
  ]

  public_deps = [
    ":v8_libbase",
    ":v8_libplatform",
  ]
}

###############################################################################
# Produce a single static library for embedders
#

if (v8_monolithic) {
  # A component build is not monolithic.
  assert(!is_component_build)

  # Using external startup data would produce separate files.
  assert(!v8_use_external_startup_data)
  v8_static_library("v8_monolith") {
    deps = [
      ":v8",
      ":v8_libbase",
      ":v8_libplatform",
      ":v8_libsampler",
      "//build/config:exe_and_shlib_deps",
      "//build/win:default_exe_manifest",
    ]

    configs = [ ":internal_config" ]
  }
}

###############################################################################
# Executables
#

if (v8_use_snapshot && current_toolchain == v8_snapshot_toolchain) {
  v8_executable("mksnapshot") {
    visibility = [ ":*" ]  # Only targets in this file can depend on this.

    sources = [
      "src/snapshot/mksnapshot.cc",
    ]

    configs = [ ":internal_config" ]

    deps = [
      ":v8_base",
      ":v8_init",
      ":v8_libbase",
      ":v8_libplatform",
      ":v8_nosnapshot",
      "//build/config:exe_and_shlib_deps",
      "//build/win:default_exe_manifest",
    ]
  }
}

###############################################################################
# Public targets
#

want_v8_shell =
    (current_toolchain == host_toolchain && v8_toolset_for_shell == "host") ||
    (current_toolchain == v8_snapshot_toolchain &&
     v8_toolset_for_shell == "host") ||
    (current_toolchain != host_toolchain && v8_toolset_for_shell == "target")

group("gn_all") {
  testonly = true

  deps = [
    ":d8",
    ":v8_fuzzers",
    ":v8_hello_world",
    ":v8_parser_shell",
    ":v8_sample_process",
    "test:gn_all",
    "tools:gn_all",
  ]

  if (want_v8_shell) {
    deps += [ ":v8_shell" ]
  }

  if (v8_test_isolation_mode != "noop") {
    deps += [ ":d8_run" ]
  }
}

group("v8_clusterfuzz") {
  testonly = true

  deps = [
    ":d8",
  ]

  if (v8_multi_arch_build) {
    deps += [
      ":d8(//build/toolchain/linux:clang_x64)",
      ":d8(//build/toolchain/linux:clang_x64_v8_arm64)",
      ":d8(//build/toolchain/linux:clang_x86)",
      ":d8(//build/toolchain/linux:clang_x86_v8_arm)",
    ]
  }

  if (v8_test_isolation_mode != "noop") {
    deps += [
      "tools:run-deopt-fuzzer_run",
      "tools:run-num-fuzzer_run",
    ]
  }
}

group("v8_archive") {
  deps = [
    ":d8",
  ]
}

group("v8_fuzzers") {
  testonly = true
  deps = [
    ":v8_simple_json_fuzzer",
    ":v8_simple_parser_fuzzer",
    ":v8_simple_regexp_fuzzer",
    ":v8_simple_wasm_async_fuzzer",
    ":v8_simple_wasm_call_fuzzer",
    ":v8_simple_wasm_code_fuzzer",
    ":v8_simple_wasm_compile_fuzzer",
    ":v8_simple_wasm_data_section_fuzzer",
    ":v8_simple_wasm_function_sigs_section_fuzzer",
    ":v8_simple_wasm_fuzzer",
    ":v8_simple_wasm_globals_section_fuzzer",
    ":v8_simple_wasm_imports_section_fuzzer",
    ":v8_simple_wasm_memory_section_fuzzer",
    ":v8_simple_wasm_names_section_fuzzer",
    ":v8_simple_wasm_types_section_fuzzer",
  ]
}

if (is_component_build) {
  v8_component("v8") {
    sources = [
      "src/v8dll-main.cc",
    ]

    public_deps = [
      ":v8_base",
      ":v8_maybe_snapshot",
    ]

    configs = [ ":internal_config" ]

    public_configs = [ ":external_config" ]
  }

  v8_component("v8_for_testing") {
    testonly = true

    sources = [
      "src/v8dll-main.cc",
    ]

    public_deps = [
      ":v8_base",
      ":v8_maybe_snapshot",
    ]

    if (v8_use_snapshot) {
      public_deps += [ ":v8_initializers" ]
    }

    configs = [ ":internal_config" ]

    public_configs = [ ":external_config" ]
  }
} else {
  group("v8") {
    public_deps = [
      ":v8_base",
      ":v8_maybe_snapshot",
    ]

    public_configs = [ ":external_config" ]
  }

  group("v8_for_testing") {
    testonly = true

    public_deps = [
      ":v8_base",
      ":v8_maybe_snapshot",
    ]

    if (v8_use_snapshot) {
      public_deps += [ ":v8_initializers" ]
    }

    public_configs = [ ":external_config" ]
  }
}

v8_executable("d8") {
  sources = [
    "$target_gen_dir/d8-js.cc",
    "src/d8-console.cc",
    "src/d8-console.h",
    "src/d8.cc",
    "src/d8.h",
  ]

  configs = [
    # Note: don't use :internal_config here because this target will get
    # the :external_config applied to it by virtue of depending on :v8, and
    # you can't have both applied to the same target.
    ":internal_config_base",
  ]

  deps = [
    ":d8_js2c",
    ":v8",
    ":v8_libbase",
    ":v8_libplatform",
    "//build/config:exe_and_shlib_deps",
    "//build/win:default_exe_manifest",
  ]

  if (is_posix) {
    sources += [ "src/d8-posix.cc" ]
  } else if (is_win) {
    sources += [ "src/d8-windows.cc" ]
  }

  if (v8_correctness_fuzzer) {
    deps += [ "tools/foozzie:v8_correctness_fuzzer_resources" ]
  }

  defines = []

  if (v8_enable_vtunejit) {
    deps += [ "//src/third_party/vtune:v8_vtune" ]
  }
}

v8_isolate_run("d8") {
  deps = [
    ":d8",
  ]

  isolate = "//src/d8.isolate"
}

v8_executable("v8_hello_world") {
  sources = [
    "samples/hello-world.cc",
  ]

  configs = [
    # Note: don't use :internal_config here because this target will get
    # the :external_config applied to it by virtue of depending on :v8, and
    # you can't have both applied to the same target.
    ":internal_config_base",
  ]

  deps = [
    ":v8",
    ":v8_libbase",
    ":v8_libplatform",
    "//build/config:exe_and_shlib_deps",
    "//build/win:default_exe_manifest",
  ]
}

v8_executable("v8_sample_process") {
  sources = [
    "samples/process.cc",
  ]

  configs = [
    # Note: don't use :internal_config here because this target will get
    # the :external_config applied to it by virtue of depending on :v8, and
    # you can't have both applied to the same target.
    ":internal_config_base",
  ]

  deps = [
    ":v8",
    ":v8_libbase",
    ":v8_libplatform",
    "//build/config:exe_and_shlib_deps",
    "//build/win:default_exe_manifest",
  ]
}

v8_executable("v8_parser_shell") {
  sources = [
    "tools/parser-shell.cc",
    "tools/shell-utils.h",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]

  deps = [
    ":v8",
    ":v8_libbase",
    ":v8_libplatform",
    "//build/config:exe_and_shlib_deps",
    "//build/win:default_exe_manifest",
  ]
}

if (want_v8_shell) {
  v8_executable("v8_shell") {
    sources = [
      "samples/shell.cc",
    ]

    configs = [
      # Note: don't use :internal_config here because this target will get
      # the :external_config applied to it by virtue of depending on :v8, and
      # you can't have both applied to the same target.
      ":internal_config_base",
    ]

    deps = [
      ":v8",
      ":v8_libbase",
      ":v8_libplatform",
      "//build/config:exe_and_shlib_deps",
      "//build/win:default_exe_manifest",
    ]
  }
}

template("v8_fuzzer") {
  name = target_name
  forward_variables_from(invoker, "*")
  v8_executable("v8_simple_" + name) {
    deps = [
      ":" + name,
      "//build/config:exe_and_shlib_deps",
      "//build/win:default_exe_manifest",
    ]

    sources = [
      "test/fuzzer/fuzzer.cc",
    ]

    configs = [ ":external_config" ]
  }
}

v8_source_set("json_fuzzer") {
  sources = [
    "test/fuzzer/json.cc",
  ]

  deps = [
    ":fuzzer_support",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("json_fuzzer") {
}

v8_source_set("parser_fuzzer") {
  sources = [
    "test/fuzzer/parser.cc",
  ]

  deps = [
    ":fuzzer_support",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("parser_fuzzer") {
}

v8_source_set("regexp_fuzzer") {
  sources = [
    "test/fuzzer/regexp.cc",
  ]

  deps = [
    ":fuzzer_support",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("regexp_fuzzer") {
}

v8_source_set("wasm_module_runner") {
  sources = [
    "test/common/wasm/wasm-module-runner.cc",
    "test/common/wasm/wasm-module-runner.h",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_source_set("wasm_fuzzer") {
  sources = [
    "test/fuzzer/wasm.cc",
  ]

  deps = [
    ":fuzzer_support",
    ":lib_wasm_fuzzer_common",
    ":wasm_module_runner",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("wasm_fuzzer") {
}

v8_source_set("wasm_async_fuzzer") {
  sources = [
    "test/fuzzer/wasm-async.cc",
  ]

  deps = [
    ":fuzzer_support",
    ":lib_wasm_fuzzer_common",
    ":wasm_module_runner",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("wasm_async_fuzzer") {
}

v8_source_set("wasm_code_fuzzer") {
  sources = [
    "test/common/wasm/test-signatures.h",
    "test/fuzzer/wasm-code.cc",
  ]

  deps = [
    ":fuzzer_support",
    ":lib_wasm_fuzzer_common",
    ":wasm_module_runner",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("wasm_code_fuzzer") {
}

v8_source_set("wasm_call_fuzzer") {
  sources = [
    "test/common/wasm/test-signatures.h",
    "test/fuzzer/wasm-call.cc",
  ]

  deps = [
    ":fuzzer_support",
    ":lib_wasm_fuzzer_common",
    ":wasm_module_runner",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("wasm_call_fuzzer") {
}

v8_source_set("lib_wasm_fuzzer_common") {
  sources = [
    "test/fuzzer/wasm-fuzzer-common.cc",
    "test/fuzzer/wasm-fuzzer-common.h",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_source_set("wasm_types_section_fuzzer") {
  sources = [
    "test/fuzzer/wasm-types-section.cc",
  ]

  deps = [
    ":fuzzer_support",
    ":lib_wasm_fuzzer_common",
    ":wasm_module_runner",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("wasm_types_section_fuzzer") {
}

v8_source_set("wasm_names_section_fuzzer") {
  sources = [
    "test/fuzzer/wasm-names-section.cc",
  ]

  deps = [
    ":fuzzer_support",
    ":lib_wasm_fuzzer_common",
    ":wasm_module_runner",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("wasm_names_section_fuzzer") {
}

v8_source_set("wasm_globals_section_fuzzer") {
  sources = [
    "test/fuzzer/wasm-globals-section.cc",
  ]

  deps = [
    ":fuzzer_support",
    ":lib_wasm_fuzzer_common",
    ":wasm_module_runner",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("wasm_globals_section_fuzzer") {
}

v8_source_set("wasm_imports_section_fuzzer") {
  sources = [
    "test/fuzzer/wasm-imports-section.cc",
  ]

  deps = [
    ":fuzzer_support",
    ":lib_wasm_fuzzer_common",
    ":wasm_module_runner",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("wasm_imports_section_fuzzer") {
}

v8_source_set("wasm_function_sigs_section_fuzzer") {
  sources = [
    "test/fuzzer/wasm-function-sigs-section.cc",
  ]

  deps = [
    ":fuzzer_support",
    ":lib_wasm_fuzzer_common",
    ":wasm_module_runner",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("wasm_function_sigs_section_fuzzer") {
}

v8_source_set("wasm_memory_section_fuzzer") {
  sources = [
    "test/fuzzer/wasm-memory-section.cc",
  ]

  deps = [
    ":fuzzer_support",
    ":lib_wasm_fuzzer_common",
    ":wasm_module_runner",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("wasm_memory_section_fuzzer") {
}

v8_source_set("wasm_data_section_fuzzer") {
  sources = [
    "test/fuzzer/wasm-data-section.cc",
  ]

  deps = [
    ":fuzzer_support",
    ":lib_wasm_fuzzer_common",
    ":wasm_module_runner",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("wasm_data_section_fuzzer") {
}

v8_source_set("wasm_compile_fuzzer") {
  sources = [
    "test/common/wasm/test-signatures.h",
    "test/fuzzer/wasm-compile.cc",
  ]

  deps = [
    ":fuzzer_support",
    ":lib_wasm_fuzzer_common",
    ":wasm_module_runner",
  ]

  configs = [
    ":external_config",
    ":internal_config_base",
  ]
}

v8_fuzzer("wasm_compile_fuzzer") {
}