Upgrade V8 to 7.9.110

.gitignore

@@ -1,3 +1,4 @@
+/.cipd/
 *.pyc
 
 /depot_tools/.cipd_**

v8/.gitignore

@@ -73,8 +73,6 @@
 /tools/jsfunfuzz/jsfunfuzz
 /tools/jsfunfuzz/jsfunfuzz.tar.gz
 /tools/luci-go
-/tools/mips_toolchain
-/tools/mips_toolchain.tar.gz
 /tools/oom_dump/oom_dump
 /tools/oom_dump/oom_dump.o
 /tools/swarming_client

v8/AUTHORS

@@ -111,6 +111,7 @@ Johan Bergström <[email protected]>
 Jonathan Liu <[email protected]>
 Julien Brianceau <[email protected]>
 JunHo Seo <[email protected]>
+Junming Huang <[email protected]>
 Kang-Hao (Kenny) Lu <[email protected]>
 Karl Skomski <[email protected]>
 Kevin Gibbons <[email protected]>
@@ -124,6 +125,7 @@ Marcin Cieślak <[email protected]>
 Marcin Wiącek <[email protected]>
 Mateusz Czeladka <[email protected]>
 Matheus Marchini <[email protected]>
+Matheus Marchini <[email protected]>
 Mathias Bynens <[email protected]>
 Matt Hanselman <[email protected]>
 Matthew Sporleder <[email protected]>

v8/BUILD.gn

@@ -108,7 +108,7 @@ declare_args() {
 
  # Enable pointer compression (sets -dV8_COMPRESS_POINTERS).
  v8_enable_pointer_compression = false
- v8_enable_31bit_smis_on_64bit_arch = false
+ v8_enable_31bit_smis_on_64bit_arch = true
 
  # Sets -dOBJECT_PRINT.
  v8_enable_object_print = ""
@@ -644,6 +644,30 @@ config("toolchain") {
  defines += [ "V8_ANDROID_LOG_STDOUT" ]
  }
 
+ # V8_TARGET_OS_ defines. The target OS may differ from host OS e.g. in
+ # mksnapshot. We additionally set V8_HAVE_TARGET_OS to determine that a
+ # target OS has in fact been set; otherwise we internally assume that target
+ # OS == host OS (see v8config.h).
+ if (target_os == "android") {
+ defines += [ "V8_HAVE_TARGET_OS" ]
+ defines += [ "V8_TARGET_OS_ANDROID" ]
+ } else if (target_os == "fuchsia") {
+ defines += [ "V8_HAVE_TARGET_OS" ]
+ defines += [ "V8_TARGET_OS_FUCHSIA" ]
+ } else if (target_os == "ios") {
+ defines += [ "V8_HAVE_TARGET_OS" ]
+ defines += [ "V8_TARGET_OS_IOS" ]
+ } else if (target_os == "linux") {
+ defines += [ "V8_HAVE_TARGET_OS" ]
+ defines += [ "V8_TARGET_OS_LINUX" ]
+ } else if (target_os == "mac") {
+ defines += [ "V8_HAVE_TARGET_OS" ]
+ defines += [ "V8_TARGET_OS_MACOSX" ]
+ } else if (target_os == "win") {
+ defines += [ "V8_HAVE_TARGET_OS" ]
+ defines += [ "V8_TARGET_OS_WIN" ]
+ }
+
  # TODO(jochen): Support v8_enable_prof on Windows.
  # TODO(jochen): Add support for compiling with simulators.
 
@@ -994,9 +1018,12 @@ torque_files = [
  "src/builtins/proxy-set-prototype-of.tq",
  "src/builtins/proxy.tq",
  "src/builtins/reflect.tq",
+ "src/builtins/regexp-exec.tq",
  "src/builtins/regexp-match.tq",
  "src/builtins/regexp-replace.tq",
+ "src/builtins/regexp-search.tq",
  "src/builtins/regexp-source.tq",
+ "src/builtins/regexp-split.tq",
  "src/builtins/regexp-test.tq",
  "src/builtins/regexp.tq",
  "src/builtins/string.tq",
@@ -2048,6 +2075,7 @@ v8_source_set("v8_base_without_compiler") {
  "src/builtins/builtins-api.cc",
  "src/builtins/builtins-array.cc",
  "src/builtins/builtins-arraybuffer.cc",
+ "src/builtins/builtins-async-module.cc",
  "src/builtins/builtins-bigint.cc",
  "src/builtins/builtins-call.cc",
  "src/builtins/builtins-callsite.cc",
@@ -2144,13 +2172,15 @@ v8_source_set("v8_base_without_compiler") {
  "src/codegen/string-constants.h",
  "src/codegen/tick-counter.cc",
  "src/codegen/tick-counter.h",
+ "src/codegen/tnode.h",
  "src/codegen/turbo-assembler.cc",
  "src/codegen/turbo-assembler.h",
  "src/codegen/unoptimized-compilation-info.cc",
  "src/codegen/unoptimized-compilation-info.h",
  "src/common/assert-scope.cc",
  "src/common/assert-scope.h",
  "src/common/checks.h",
+ "src/common/message-template.h",
  "src/common/ptr-compr-inl.h",
  "src/common/ptr-compr.h",
  "src/compiler-dispatcher/compiler-dispatcher.cc",
@@ -2223,7 +2253,6 @@ v8_source_set("v8_base_without_compiler") {
  "src/execution/isolate-utils.h",
  "src/execution/isolate.cc",
  "src/execution/isolate.h",
- "src/execution/message-template.h",
  "src/execution/messages.cc",
  "src/execution/messages.h",
  "src/execution/microtask-queue.cc",
@@ -2317,6 +2346,8 @@ v8_source_set("v8_base_without_compiler") {
  "src/heap/mark-compact.h",
  "src/heap/marking.cc",
  "src/heap/marking.h",
+ "src/heap/memory-measurement.cc",
+ "src/heap/memory-measurement.h",
  "src/heap/memory-reducer.cc",
  "src/heap/memory-reducer.h",
  "src/heap/object-stats.cc",
@@ -3484,7 +3515,6 @@ v8_source_set("torque_ls_base") {
 
 v8_component("v8_libbase") {
  sources = [
- "src/base/adapters.h",
  "src/base/address-region.h",
  "src/base/atomic-utils.h",
  "src/base/atomicops.h",
@@ -3670,6 +3700,12 @@ v8_component("v8_libbase") {
  ]
  }
 
+ if (is_ubsan && (v8_current_cpu == "x86" || v8_current_cpu == "arm" ||
+ v8_current_cpu == "mips")) {
+ # Special UBSan 32-bit requirement.
+ sources += [ "src/base/ubsan.cc" ]
+ }
+
  if (is_tsan && !build_with_chromium) {
  data += [ "tools/sanitizers/tsan_suppressions.txt" ]
  }