deps: update V8 to 14.8.178.9

Author: targos

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

deps/v8/.gn

@@ -44,5 +44,7 @@ default_args = {
 # 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 <[email protected]>
 Aaron Bieber <[email protected]>
@@ -131,7 +132,7 @@ Fedor Indutny <[email protected]>
 Felix Geisendörfer <[email protected]>
 Feng Yu <[email protected]>
 Filipe David Manana <[email protected]>
-Florian Loitsch <floitsch@rivosinc.com>
+Florian Loitsch <floitsch@meta.com>
 Frank Lemanschik <[email protected]>
 Franziska Hinkelmann <[email protected]>
 Gao Sheng <[email protected]>
@@ -155,6 +156,7 @@ Huáng Jùnliàng <[email protected]>
 HyeockJin Kim <[email protected]>
 Iain Ireland <[email protected]>
 Ilya Gavrilin <[email protected]>
+Ilyas Shabi <[email protected]>
 Ingvar Stepanyan <[email protected]>
 Ioseb Dzmanashvili <[email protected]>
 Isiah Meadows <[email protected]>
@@ -165,6 +167,7 @@ James Pike <[email protected]>
 Jan Krems <[email protected]>
 Jan de Mooij <[email protected]>
 Janusz Majnert <[email protected]>
+Jarden Xian <[email protected]>
 Javad Amiri <[email protected]>
 Jay Freeman <[email protected]>
 Jeroen Bobbeldijk <[email protected]>
@@ -186,7 +189,7 @@ Junha Park <[email protected]>
 Junming Huang <[email protected]>
 Kang-Hao (Kenny) Lu <[email protected]>
 Karl Skomski <[email protected]>
-Kasper Lund <kasperl@rivosinc.com>
+Kasper Lund <kasperl@meta.com>
 Keith Smiley <[email protected]>
 Kenta Moriuchi <[email protected]>
 Kevin Gibbons <[email protected]>

deps/v8/BUILD.bazel

@@ -170,6 +170,11 @@ v8_flag(
 
 v8_flag(name = "v8_enable_experimental_tq_to_tsa")
 
+v8_flag(
+    name = "v8_use_host_cpu_arm_features",
+    default = True,
+)
+
 # Default setting for v8_enable_maglev
 selects.config_setting_group(
     name = "maglev_by_default",
@@ -521,6 +526,7 @@ v8_config(
         "v8_jitless": "V8_JITLESS",
         "v8_enable_vtunejit": "ENABLE_VTUNE_JIT_INTERFACE",
         "v8_enable_undefined_double": "V8_ENABLE_UNDEFINED_DOUBLE",
+        "v8_use_host_cpu_arm_features": "V8_USE_HOST_CPU_ARM_FEATURES",
     },
     defines = [
         "GOOGLE3",
@@ -837,8 +843,9 @@ filegroup(
         "src/base/compiler-specific.h",
         "src/base/container-utils.h",
         "src/base/contextual.h",
-        "src/base/cpu.cc",
-        "src/base/cpu.h",
+        "src/base/cpu/cpu.cc",
+        "src/base/cpu/cpu.h",
+        "src/base/cpu/cpu-helper.h",
         "src/base/debug/stack_trace.cc",
         "src/base/debug/stack_trace.h",
         "src/base/discriminated-union.h",
@@ -991,6 +998,25 @@ filegroup(
             "src/base/platform/platform-win32.h",
             "src/base/win32-headers.h",
         ],
+    }) + select({
+        "@v8//bazel/config:v8_target_x64": [
+            "src/base/cpu/cpu-x86.cc",
+        ],
+        "@v8//bazel/config:v8_target_ia32": [
+            "src/base/cpu/cpu-x86.cc",
+        ],
+        "@v8//bazel/config:v8_target_arm64": [
+            "src/base/cpu/cpu-arm.cc",
+        ],
+        "@v8//bazel/config:v8_target_arm": [
+            "src/base/cpu/cpu-arm.cc",
+        ],
+        "@v8//bazel/config:v8_target_ppc64le": [
+            "src/base/cpu/cpu-ppc.cc",
+        ],
+        "@v8//bazel/config:v8_target_riscv64": [
+            "src/base/cpu/cpu-riscv.cc",
+        ],
     }),
     visibility = ["//visibility:public"],
 )
@@ -1479,6 +1505,7 @@ filegroup(
         "src/builtins/constants-table-builder.h",
         "src/builtins/data-view-ops.h",
         "src/builtins/profile-data-reader.h",
+        "src/builtins/superspread.h",
         "src/codegen/aligned-slot-allocator.cc",
         "src/codegen/aligned-slot-allocator.h",
         "src/codegen/assembler.cc",
@@ -2153,6 +2180,9 @@ filegroup(
         "src/objects/js-collection-inl.h",
         "src/objects/js-collection-iterator.h",
         "src/objects/js-collection-iterator-inl.h",
+        "src/objects/js-data-object-builder.cc",
+        "src/objects/js-data-object-builder.h",
+        "src/objects/js-data-object-builder-inl.h",
         "src/objects/js-disposable-stack.cc",
         "src/objects/js-disposable-stack.h",
         "src/objects/js-disposable-stack-inl.h",
@@ -2394,7 +2424,6 @@ filegroup(
         "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",
         "src/profiler/output-stream-writer.h",
         "src/profiler/profile-generator.cc",
         "src/profiler/profile-generator.h",
@@ -2980,6 +3009,7 @@ filegroup(
             "src/maglev/maglev-ir-inl.h",
             "src/maglev/maglev-ir.h",
             "src/maglev/maglev-kna-processor.h",
+            "src/maglev/maglev-map-inference.h",
             "src/maglev/maglev-node-type.h",
             "src/maglev/maglev-phi-representation-selector.h",
             "src/maglev/maglev-truncation.h",
@@ -3014,6 +3044,7 @@ filegroup(
             "src/maglev/maglev-ir.cc",
             "src/maglev/maglev-node-type.cc",
             "src/maglev/maglev-phi-representation-selector.cc",
+            "src/maglev/maglev-tracer.h",
             "src/maglev/maglev-truncation.cc",
             "src/maglev/maglev-pipeline-statistics.cc",
             "src/maglev/maglev-range-verification.cc",
@@ -3099,6 +3130,7 @@ filegroup(
             "src/wasm/constant-expression-interface.cc",
             "src/wasm/constant-expression-interface.h",
             "src/wasm/decoder.h",
+            "src/wasm/effect-handler.h",
             "src/wasm/function-body-decoder.cc",
             "src/wasm/function-body-decoder.h",
             "src/wasm/function-body-decoder-impl.h",
@@ -3156,6 +3188,7 @@ filegroup(
             "src/wasm/wasm-disassembler.h",
             "src/wasm/wasm-disassembler-impl.h",
             "src/wasm/wasm-engine.cc",
+            "src/wasm/wasm-engine-globals.h",
             "src/wasm/wasm-engine.h",
             "src/wasm/wasm-export-wrapper-cache.cc",
             "src/wasm/wasm-export-wrapper-cache.h",
@@ -3460,8 +3493,6 @@ filegroup(
         "src/compiler/operator-properties.h",
         "src/compiler/osr.cc",
         "src/compiler/osr.h",
-        "src/compiler/pair-load-store-reducer.cc",
-        "src/compiler/pair-load-store-reducer.h",
         "src/compiler/per-isolate-compiler-cache.h",
         "src/compiler/persistent-map.h",
         "src/compiler/phase.h",
@@ -3601,8 +3632,8 @@ filegroup(
         "src/compiler/turboshaft/operations.cc",
         "src/compiler/turboshaft/operations.h",
         "src/compiler/turboshaft/opmasks.h",
-        "src/compiler/turboshaft/optimize-phase.cc",
-        "src/compiler/turboshaft/optimize-phase.h",
+        "src/compiler/turboshaft/memory-optimization-phase.cc",
+        "src/compiler/turboshaft/memory-optimization-phase.h",
         "src/compiler/turboshaft/phase.cc",
         "src/compiler/turboshaft/phase.h",
         "src/compiler/turboshaft/pipelines.cc",
@@ -3624,8 +3655,8 @@ filegroup(
         "src/compiler/turboshaft/snapshot-table.h",
         "src/compiler/turboshaft/snapshot-table-opindex.h",
         "src/compiler/turboshaft/stack-check-lowering-reducer.h",
-        "src/compiler/turboshaft/store-store-elimination-phase.cc",
-        "src/compiler/turboshaft/store-store-elimination-phase.h",
+        "src/compiler/turboshaft/load-elimination-phase.cc",
+        "src/compiler/turboshaft/load-elimination-phase.h",
         "src/compiler/turboshaft/store-store-elimination-reducer-inl.h",
         "src/compiler/turboshaft/string-escape-analysis-reducer.cc",
         "src/compiler/turboshaft/string-escape-analysis-reducer.h",
@@ -3824,6 +3855,7 @@ filegroup(
             "src/maglev/maglev-register-frame-array.h",
             "src/maglev/maglev-phi-representation-selector.cc",
             "src/maglev/maglev-phi-representation-selector.h",
+            "src/maglev/maglev-tracer.h",
             "src/maglev/maglev-truncation.cc",
             "src/maglev/maglev-truncation.h",
             "src/maglev/maglev-post-hoc-optimizations-processors.h",
@@ -4112,24 +4144,20 @@ filegroup(
     name = "v8_bigint",
     srcs = [
         "src/bigint/bigint.h",
+        "src/bigint/bigint-inl.h",
         "src/bigint/bigint-internal.cc",
         "src/bigint/bigint-internal.h",
-        "src/bigint/bitwise.cc",
-        "src/bigint/digit-arithmetic.h",
         "src/bigint/div-barrett.cc",
         "src/bigint/div-burnikel.cc",
-        "src/bigint/div-helpers.cc",
-        "src/bigint/div-helpers.h",
+        "src/bigint/div-helpers-inl.h",
         "src/bigint/div-schoolbook.cc",
         "src/bigint/fromstring.cc",
         "src/bigint/mul-fft.cc",
         "src/bigint/mul-karatsuba.cc",
-        "src/bigint/mul-schoolbook.cc",
         "src/bigint/mul-toom.cc",
         "src/bigint/tostring.cc",
         "src/bigint/util.h",
-        "src/bigint/vector-arithmetic.cc",
-        "src/bigint/vector-arithmetic.h",
+        "src/bigint/vector-arithmetic-inl.h",
     ],
 )