deps: update V8 to 13.8.258.4

Author: targos

deps/v8/.gitignore

@@ -68,6 +68,9 @@
 /third_party/colorama/src
 !/third_party/cpu_features
 /third_party/cpu_features/src
+!/third_party/dragonbox
+/third_party/dragonbox/src/*
+!/third_party/dragonbox/src/include
 !/third_party/fast_float
 /third_party/fast_float/src/*
 !/third_party/fast_float/src/include

deps/v8/.ycm_extra_conf.py

@@ -132,7 +132,11 @@ def GetClangCommandFromNinjaForFilename(v8_root, filename):
   # Ninja might execute several commands to build something. We want the last
   # clang command.
   clang_line = None
-  for line in reversed(stdout.decode('utf-8').splitlines()):
+  for line in reversed(stdout.splitlines()):
+    try:
+      line = line.decode('utf-8')
+    except UnicodeDecodeError:
+      continue
     if 'clang' in line:
       clang_line = line
       break

deps/v8/AUTHORS

@@ -189,6 +189,7 @@ Keyhan Vakil <[email protected]>
 Kris Selden <[email protected]>
 Kyounga Ra <[email protected]>
 Levi Zim <[email protected]>
+LN Liberda <[email protected]>
 Loo Rong Jie <[email protected]>
 Lu Yahan <[email protected]>
 Ludovic Mermod <[email protected]>
@@ -335,3 +336,4 @@ Jing Peiyang <[email protected]>
 magic-akari <[email protected]>
 Ryuhei Shima <[email protected]>
 Domagoj Stolfa <[email protected]>
+Zhijin Zeng <[email protected]>

deps/v8/BUILD.bazel

@@ -1176,7 +1176,8 @@ filegroup(
         "src/objects/js-shadow-realm.tq",
         "src/objects/js-shared-array.tq",
         "src/objects/js-struct.tq",
-        "src/objects/js-temporal-objects.tq",
+        # Temporal is currently gn-only
+        # "src/objects/js-temporal-objects.tq",
         "src/objects/js-weak-refs.tq",
         "src/objects/literal-objects.tq",
         "src/objects/map.tq",
@@ -1318,8 +1319,6 @@ filegroup(
         "src/api/api-arguments.h",
         "src/api/api-arguments-inl.h",
         "src/api/api-inl.h",
-        "src/api/api-macros.h",
-        "src/api/api-macros-undef.h",
         "src/api/api-natives.cc",
         "src/api/api-natives.h",
         "src/asmjs/asm-js.h",
@@ -1381,6 +1380,8 @@ filegroup(
         "src/builtins/builtins-definitions.h",
         "src/builtins/builtins-descriptors.h",
         "src/builtins/builtins-disposable-stack.cc",
+        "src/builtins/builtins-effects-analyzer.cc",
+        "src/builtins/builtins-effects-analyzer.h",
         "src/builtins/builtins-error.cc",
         "src/builtins/builtins-function.cc",
         "src/builtins/builtins-global.cc",
@@ -1397,7 +1398,8 @@ filegroup(
         "src/builtins/builtins-string.cc",
         "src/builtins/builtins-struct.cc",
         "src/builtins/builtins-symbol.cc",
-        "src/builtins/builtins-temporal.cc",
+        # Temporal is currently gn-only
+        # "src/builtins/builtins-temporal.cc",
         "src/builtins/builtins-trace.cc",
         "src/builtins/builtins-typed-array.cc",
         "src/builtins/builtins-utils.h",
@@ -1718,6 +1720,7 @@ filegroup(
         "src/heap/free-list.h",
         "src/heap/free-list-inl.h",
         "src/heap/gc-callbacks.h",
+        "src/heap/gc-callbacks-inl.h",
         "src/heap/gc-tracer.cc",
         "src/heap/gc-tracer.h",
         "src/heap/gc-tracer-inl.h",
@@ -2105,9 +2108,12 @@ filegroup(
         "src/objects/js-struct.cc",
         "src/objects/js-struct.h",
         "src/objects/js-struct-inl.h",
-        "src/objects/js-temporal-objects.cc",
-        "src/objects/js-temporal-objects.h",
-        "src/objects/js-temporal-objects-inl.h",
+        # Temporal is currently gn-only
+        # "src/objects/js-temporal-objects.cc",
+        # "src/objects/js-temporal-objects.h",
+        # "src/objects/js-temporal-objects-inl.h",
+        "src/objects/js-temporal-helpers.h",
+        "src/objects/js-temporal-helpers.cc",
         "src/objects/js-weak-refs.cc",
         "src/objects/js-weak-refs.h",
         "src/objects/js-weak-refs-inl.h",
@@ -2141,6 +2147,9 @@ filegroup(
         "src/objects/module-inl.h",
         "src/objects/name.h",
         "src/objects/name-inl.h",
+        "src/objects/number-string-cache.cc",
+        "src/objects/number-string-cache.h",
+        "src/objects/number-string-cache-inl.h",
         "src/objects/object-list-macros.h",
         "src/objects/object-macros.h",
         "src/objects/object-macros-undef.h",
@@ -2303,6 +2312,7 @@ filegroup(
         "src/profiler/cpu-profiler-inl.h",
         "src/profiler/heap-profiler.cc",
         "src/profiler/heap-profiler.h",
+        "src/profiler/heap-snapshot-common.h",
         "src/profiler/heap-snapshot-generator.cc",
         "src/profiler/heap-snapshot-generator.h",
         "src/profiler/heap-snapshot-generator-inl.h",
@@ -2401,7 +2411,6 @@ filegroup(
         "src/runtime/runtime-shadow-realm.cc",
         "src/runtime/runtime-strings.cc",
         "src/runtime/runtime-symbol.cc",
-        "src/runtime/runtime-temporal.cc",
         "src/runtime/runtime-test.cc",
         "src/runtime/runtime-trace.cc",
         "src/runtime/runtime-typedarray.cc",
@@ -2453,6 +2462,7 @@ filegroup(
         "src/sandbox/tagged-payload.h",
         "src/sandbox/testing.cc",
         "src/sandbox/testing.h",
+        "src/snapshot/builtins-effects-dummy.cc",
         "src/snapshot/code-serializer.cc",
         "src/snapshot/code-serializer.h",
         "src/snapshot/context-deserializer.cc",
@@ -2526,8 +2536,9 @@ filegroup(
         "src/tasks/operations-barrier.h",
         "src/tasks/task-utils.cc",
         "src/tasks/task-utils.h",
-        "src/temporal/temporal-parser.cc",
-        "src/temporal/temporal-parser.h",
+        # Temporal is currently gn-only
+        # "src/temporal/temporal-parser.cc",
+        # "src/temporal/temporal-parser.h",
         "src/torque/runtime-macro-shims.h",
         "src/tracing/trace-event.cc",
         "src/tracing/trace-event.h",
@@ -2554,6 +2565,8 @@ filegroup(
         "src/utils/locked-queue-inl.h",
         "src/utils/memcopy.cc",
         "src/utils/memcopy.h",
+        "src/utils/output-stream.cc",
+        "src/utils/output-stream.h",
         "src/utils/ostreams.cc",
         "src/utils/ostreams.h",
         "src/utils/scoped-list.h",
@@ -2939,6 +2952,8 @@ filegroup(
             "src/wasm/baseline/parallel-move.cc",
             "src/wasm/baseline/parallel-move.h",
             "src/wasm/baseline/parallel-move-inl.h",
+            "src/wasm/basic-block-calculator.cc",
+            "src/wasm/basic-block-calculator.h",
             "src/wasm/branch-hint-map.h",
             "src/wasm/canonical-types.cc",
             "src/wasm/canonical-types.h",
@@ -2995,6 +3010,7 @@ filegroup(
             "src/wasm/value-type.h",
             "src/wasm/wasm-arguments.h",
             "src/wasm/wasm-builtin-list.h",
+            "src/wasm/wasm-code-coverage.h",
             "src/wasm/wasm-code-manager.cc",
             "src/wasm/wasm-code-manager.h",
             "src/wasm/wasm-code-pointer-table.cc",
@@ -3009,6 +3025,8 @@ filegroup(
             "src/wasm/wasm-disassembler-impl.h",
             "src/wasm/wasm-engine.cc",
             "src/wasm/wasm-engine.h",
+            "src/wasm/wasm-export-wrapper-cache.cc",
+            "src/wasm/wasm-export-wrapper-cache.h",
             "src/wasm/wasm-external-refs.cc",
             "src/wasm/wasm-external-refs.h",
             "src/wasm/wasm-features.cc",
@@ -3364,8 +3382,18 @@ filegroup(
         "src/compiler/turboshaft/build-graph-phase.h",
         "src/compiler/turboshaft/builtin-call-descriptors.h",
         "src/compiler/turboshaft/builtin-compiler.h",
-        "src/compiler/turboshaft/csa-optimize-phase.cc",
-        "src/compiler/turboshaft/csa-optimize-phase.h",
+        "src/compiler/turboshaft/csa-branch-elimination-phase.cc",
+        "src/compiler/turboshaft/csa-branch-elimination-phase.h",
+        "src/compiler/turboshaft/csa-early-machine-optimization-phase.cc",
+        "src/compiler/turboshaft/csa-early-machine-optimization-phase.h",
+        "src/compiler/turboshaft/csa-effects-computation.cc",
+        "src/compiler/turboshaft/csa-effects-computation.h",
+        "src/compiler/turboshaft/csa-late-escape-analysis-phase.cc",
+        "src/compiler/turboshaft/csa-late-escape-analysis-phase.h",
+        "src/compiler/turboshaft/csa-load-elimination-phase.cc",
+        "src/compiler/turboshaft/csa-load-elimination-phase.h",
+        "src/compiler/turboshaft/csa-memory-optimization-phase.cc",
+        "src/compiler/turboshaft/csa-memory-optimization-phase.h",
         "src/compiler/turboshaft/dataview-lowering-reducer.h",
         "src/compiler/turboshaft/code-elimination-and-simplification-phase.cc",
         "src/compiler/turboshaft/code-elimination-and-simplification-phase.h",
@@ -3683,7 +3711,8 @@ filegroup(
         "src/builtins/builtins-string-gen.cc",
         "src/builtins/builtins-string-gen.h",
         "src/builtins/builtins-string-tsa.cc",
-        "src/builtins/builtins-temporal-gen.cc",
+        # Temporal is currently gn-only
+        # "src/builtins/builtins-temporal-gen.cc",
         "src/builtins/builtins-typed-array-gen.cc",
         "src/builtins/builtins-typed-array-gen.h",
         "src/builtins/builtins-utils-gen.h",
@@ -3885,6 +3914,17 @@ filegroup(
     }),
 )
 
+v8_library(
+  name = "lib_dragonbox",
+  srcs = ["third_party/dragonbox/src/include/dragonbox/dragonbox.h"],
+  hdrs = [
+    "third_party/dragonbox/src/include/dragonbox/dragonbox.h",
+  ],
+  includes = [
+    "third_party/dragonbox/src/include",
+  ],
+)
+
 v8_library(
   name = "lib_fp16",
   srcs = ["third_party/fp16/src/include/fp16.h"],
@@ -4361,6 +4401,12 @@ cc_library(
   name = "simdutf",
   srcs = ["third_party/simdutf/simdutf.cpp"],
   hdrs = ["third_party/simdutf/simdutf.h"],
+  copts = select({
+        "@v8//bazel/config:is_clang": ["-std=c++20"],
+        "@v8//bazel/config:is_gcc": ["-std=gnu++2a"],
+        "@v8//bazel/config:is_windows": ["/std:c++20"],
+        "//conditions:default": [],
+    }),
 )
 
 v8_library(
@@ -4391,6 +4437,7 @@ v8_library(
         ":noicu/generated_torque_definitions",
     ],
     deps = [
+        ":lib_dragonbox",
         "//third_party/fast_float/src:fast_float",
         ":lib_fp16",
         ":simdutf",