deps: update V8 to 14.8

common.gypi

@@ -38,7 +38,7 @@
 
     # Reset this number to 0 on major V8 upgrades.
     # Increment by one for each non-official patch applied to deps/v8.
-    'v8_embedder_string': '-node.17',
+    'v8_embedder_string': '-node.8',
 
     ##### V8 defaults for Node.js #####
 
@@ -96,7 +96,7 @@
         'v8_base': '<(PRODUCT_DIR)/lib/libv8_snapshot.a',
       }, {
         'os_posix': 1,
-        'v8_postmortem_support%': 1,
+        'v8_postmortem_support%': 0,
       }],
       ['GENERATOR == "ninja"', {
         'obj_dir': '<(PRODUCT_DIR)/obj',

configure.py

@@ -55,7 +55,7 @@
 valid_mips_float_abi = ('soft', 'hard')
 valid_intl_modes = ('none', 'small-icu', 'full-icu', 'system-icu')
 icu_versions = json.loads((tools_path / 'icu' / 'icu_versions.json').read_text(encoding='utf-8'))
-maglev_enabled_architectures = ('x64', 'arm', 'arm64', 's390x')
+maglev_enabled_architectures = ('x64', 'arm', 'arm64', 's390x', 'ppc64', 'riscv64', 'loong64')
 
 # builtins may be removed later if they have been disabled by options
 shareable_builtins = {'undici/undici': 'deps/undici/undici.js',

deps/v8/.clang-format

@@ -14,6 +14,11 @@ Macros:
   - CASE_=case
   - FOR_WITH_HANDLE_SCOPE(isolate, init, loop_var, limit_check, increment)=for(init; loop_var; increment)
   - WHILE_WITH_HANDLE_SCOPE(isolate, limit_check)=while(limit_check)
+  # Make clang-format parse conditions in flag implications as expressions, not type definitions.
+  - DEFINE_IMPLICATION(cond,flag,value)=if(cond) { flag; };
+  - DEFINE_WEAK_IMPLICATION(cond,flag,value)=if(cond) { flag; };
+  - DEFINE_VALUE_IMPLICATION(cond,flag,value)=if(cond) { flag = value; };
+  - DEFINE_WEAK_VALUE_IMPLICATION(cond,flag,value)=if(cond) { flag = value; };
 StatementMacros:
   - DECL_CAST
   - DECL_VERIFIER

deps/v8/.git-blame-ignore-revs

@@ -124,3 +124,6 @@ cb67be1a3842fcf6a0da18aee444e3b7ea789e04
 d1b27019d3bf86360ea838c317f8505fac6d3a7e
 44fe02ced6e4c6b49d627807e3b3fd0edbbeb36e
 ec06bb6ce5641cf65e400ec55b7421f87d04b999
+
+# Simplify variants flags
+0476eb39b3c58671720d3ef78730821a5b7d93fa

deps/v8/.gitignore

@@ -62,6 +62,7 @@
 /src/inspector/build/closure-compiler
 /src/inspector/build/closure-compiler.tar.gz
 /test/benchmarks/data
+/test/benchmarks/JetStream3
 /test/fuzzer/wasm_corpus/
 /test/fuzzer/wasm_corpus.tar.gz
 !/test/mjsunit/tools/*.log
@@ -155,6 +156,7 @@ bazel-out
 bazel-testlogs
 bazel-v8
 launch.json
+MODULE.bazel.lock
 !/third_party/jinja2
 !/third_party/markupsafe
 !/third_party/zlib

deps/v8/.gn

@@ -36,10 +36,15 @@ default_args = {
 
   # Use Siso instead of Ninja.
   use_siso = true
+
+  # V8 should stay in C++20 for now.
+  use_cxx23 = false
 }
 
 # These are the list of GN files that run exec_script. This whitelist exists
 # to force additional review for new uses of exec_script, which is strongly
 # discouraged except for gypi_to_gn calls.
-exec_script_allowlist = build_dotfile_settings.exec_script_allowlist +
-                        [ "//build_overrides/build.gni" ]
+exec_script_allowlist = build_dotfile_settings.exec_script_allowlist + [
+                          "//build_overrides/build.gni",
+                          "//gni/cluster_build.gni",
+                        ]

deps/v8/AUTHORS

@@ -44,6 +44,7 @@ Julia Computing, Inc. <*@juliacomputing.com>
 CodeWeavers, Inc. <*@codeweavers.com>
 Alibaba, Inc. <*@alibaba-inc.com>
 SiFive, Inc. <*@sifive.com>
+Island Technology, Inc. <*@island.io>
 
 Aapo Alasuutari <aapo.alasuutari@gmail.com>
 Aaron Bieber <deftly@gmail.com>
@@ -131,7 +132,7 @@ Fedor Indutny <fedor@indutny.com>
 Felix Geisendörfer <haimuiba@gmail.com>
 Feng Yu <f3n67u@gmail.com>
 Filipe David Manana <fdmanana@gmail.com>
-Florian Loitsch <floitsch@rivosinc.com>
+Florian Loitsch <floitsch@meta.com>
 Frank Lemanschik <frank@dspeed.eu>
 Franziska Hinkelmann <franziska.hinkelmann@gmail.com>
 Gao Sheng <gaosheng08@meituan.com>
@@ -155,6 +156,7 @@ Huáng Jùnliàng <jlhwung@gmail.com>
 HyeockJin Kim <kherootz@gmail.com>
 Iain Ireland <iireland@mozilla.com>
 Ilya Gavrilin <ilya.gavrilin@syntacore.com>
+Ilyas Shabi <ilyasshabi94@gmail.com>
 Ingvar Stepanyan <me@rreverser.com>
 Ioseb Dzmanashvili <ioseb.dzmanashvili@gmail.com>
 Isiah Meadows <impinball@gmail.com>
@@ -165,6 +167,7 @@ James Pike <g00gle@chilon.net>
 Jan Krems <jan.krems@gmail.com>
 Jan de Mooij <jandemooij@gmail.com>
 Janusz Majnert <jmajnert@gmail.com>
+Jarden Xian <zeroxiaobai@gmail.com>
 Javad Amiri <javad.amiri@anu.edu.au>
 Jay Freeman <saurik@saurik.com>
 Jeroen Bobbeldijk <jerbob92@gmail.com>
@@ -186,7 +189,7 @@ Junha Park <jpark3@scu.edu>
 Junming Huang <kiminghjm@gmail.com>
 Kang-Hao (Kenny) Lu <kennyluck@csail.mit.edu>
 Karl Skomski <karl@skomski.com>
-Kasper Lund <kasperl@rivosinc.com>
+Kasper Lund <kasperl@meta.com>
 Keith Smiley <keithbsmiley@gmail.com>
 Kenta Moriuchi <moriken@kimamass.com>
 Kevin Gibbons <bakkot@gmail.com>
@@ -272,6 +275,7 @@ Rong Wang <wangrong089@gmail.com>
 Ross Kirsling <rkirsling@gmail.com>
 Ruben Bridgewater <ruben@bridgewater.de>
 Ryan Dahl <ry@tinyclouds.org>
+Sahil Shaikh <shaikhsahil4883@gmail.com>
 Sakthipriyan Vairamani (thefourtheye) <thechargingvolcano@gmail.com>
 Sander Mathijs van Veen <sander@leaningtech.com>
 Sandro Santilli <strk@keybit.net>
@@ -340,6 +344,7 @@ Zhao Jiazhong <kyslie3100@gmail.com>
 Zhao Qin <qzmiss@gmail.com>
 Zhaojun Meng <zhaojun.meng@gmail.com>
 Zheng Liu <i6122f@gmail.com>
+Zhongqi Wang <wzq2253675767@gmail.com>
 Zhongping Wang <kewpie.w.zp@gmail.com>
 柳荣一 <admin@web-tinker.com>
 Yang Xiang <xiangyangemail@gmail.com>