deps: sync V8 gypfiles with 7.3

Co-authored-by: Michaël Zasso <targos@protonmail.com>
Co-authored-by: Refael Ackermann <refack@gmail.com>
Co-authored-by: Colin Ihrig <cjihrig@gmail.com>

PR-URL: https://github.com/nodejs/node/pull/25852
Reviewed-By: Ujjwal Sharma <usharma1998@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>

6 files changed, 92 insertions, 186 deletions

diff --git a/deps/v8/gypfiles/d8.gyp b/deps/v8/gypfiles/d8.gyp
index aa1a631d23..7870b6741f 100644
--- a/deps/v8/gypfiles/d8.gyp
+++ b/deps/v8/gypfiles/d8.gyp
@@ -26,11 +26,11 @@
         '<(SHARED_INTERMEDIATE_DIR)',
       ],
       'sources': [
-        '<(SHARED_INTERMEDIATE_DIR)/d8-js.cc',
         '../src/async-hooks-wrapper.cc',
         '../src/async-hooks-wrapper.h',
         '../src/d8-console.cc',
         '../src/d8-console.h',
+        '../src/d8-js.cc',
         '../src/d8-platforms.cc',
         '../src/d8-platforms.h',
         '../src/d8.cc',
@@ -42,10 +42,6 @@
           'dependencies': [
             'd8_js2c#host',
           ],
-        }, {
-          'dependencies': [
-            'd8_js2c',
-          ],
         }],
         ['(OS=="linux" or OS=="mac" or OS=="freebsd" or OS=="netbsd" \
            or OS=="openbsd" or OS=="solaris" or OS=="android" \
@@ -84,41 +80,5 @@
         }],
       ],
     },
-    {
-      'target_name': 'd8_js2c',
-      'type': 'none',
-      'variables': {
-        'js_files': [
-          '../src/d8.js',
-          '../src/js/macros.py',
-        ],
-      },
-      'conditions': [
-        [ 'want_separate_host_toolset==1', {
-          'toolsets': ['host'],
-        }, {
-          'toolsets': ['target'],
-        }]
-      ],
-      'actions': [
-        {
-          'action_name': 'd8_js2c',
-          'inputs': [
-            '../tools/js2c.py',
-            '<@(js_files)',
-          ],
-          'outputs': [
-            '<(SHARED_INTERMEDIATE_DIR)/d8-js.cc',
-          ],
-          'action': [
-            'python',
-            '../tools/js2c.py',
-            '<@(_outputs)',
-            'D8',
-            '<@(js_files)'
-          ],
-        },
-      ],
-    },
   ],
 }
diff --git a/deps/v8/gypfiles/features.gypi b/deps/v8/gypfiles/features.gypi
index 48e51a76e2..485a135aa1 100644
--- a/deps/v8/gypfiles/features.gypi
+++ b/deps/v8/gypfiles/features.gypi
@@ -51,11 +51,6 @@
 
     'v8_enable_gdbjit%': 0,
 
-    # Build-time flag for enabling nojit mode.
-    # TODO(v8:7777): Remove the build-time flag once the --jitless runtime flag
-    # does everything we need.
-    'v8_enable_jitless_mode%': 0,
-
     # Enable code-generation-time checking of types in the CodeStubAssembler.
     'v8_enable_verify_csa%': 0,
 
@@ -81,6 +76,9 @@
     # tools/gen-postmortem-metadata.py for details.
     'v8_postmortem_support%': 'false',
 
+    # Use Siphash as added protection against hash flooding attacks.
+    'v8_use_siphash%': 'false',
+
     # Interpreted regexp engine exists as platform-independent alternative
     # based where the regular expression is compiled to a bytecode.
     'v8_interpreted_regexp%': 0,
@@ -121,23 +119,16 @@
     #'v8_enable_handle_zapping%': 0,
 
     'v8_enable_pointer_compression%': 'false',
-
     'v8_enable_31bit_smis_on_64bit_arch%': 'false',
 
     'v8_enable_embedded_builtins%': 'true',
 
+    # Enable code comments for builtins in the snapshot (impacts performance).
+    'v8_enable_snapshot_code_comments%': 'false',
+
     'v8_enable_fast_mksnapshot%': 0,
   },
 
-  'conditions': [
-    # V8's predicate inverted since we default to 'true' and set 'false' for unsupported cases.
-    #      !is_aix
-    ['not (OS!="aix")', {
-      'variables': {
-        'v8_enable_embedded_builtins': 'false',
-      }
-    }],
-  ],
   'target_defaults': {
     'conditions': [
       ['v8_embedder_string!=""', {
@@ -150,7 +141,12 @@
         'defines': ['V8_PROMISE_INTERNAL_FIELD_COUNT=<(v8_promise_internal_field_count)'],
       }],
       ['v8_enable_lite_mode==1', {
-        'defines': ['V8_LITE_MODE',],
+        'defines': [
+          'V8_LITE_MODE',
+
+          # TODO(v8:7777): Remove the define once the --jitless runtime flag does everything we need.
+          'V8_JITLESS_MODE',
+        ],
       }],
       ['v8_enable_gdbjit==1', {
         'defines': ['ENABLE_GDB_JIT_INTERFACE',],
@@ -173,7 +169,7 @@
       ['v8_enable_verify_predictable==1', {
         'defines': ['VERIFY_PREDICTABLE',],
       }],
-      ['v8_interpreted_regexp==1', {
+      ['v8_interpreted_regexp==1 or v8_enable_lite_mode==1', {
         'defines': ['V8_INTERPRETED_REGEXP',],
       }],
       ['v8_deprecation_warnings==1', {
@@ -222,9 +218,6 @@
           'V8_EMBEDDED_BUILTINS',
         ],
       }],
-      ['v8_enable_jitless_mode==1', {
-        'defines': ['V8_JITLESS_MODE',],
-      }],
     ],  # conditions
     'defines': [
       'V8_GYP_BUILD',
diff --git a/deps/v8/gypfiles/inspector.gypi b/deps/v8/gypfiles/inspector.gypi
index 840c092efe..25d5adf5c2 100644
--- a/deps/v8/gypfiles/inspector.gypi
+++ b/deps/v8/gypfiles/inspector.gypi
@@ -116,7 +116,7 @@
       'process_outputs_as_sources': 1,
       'action': [
         'python',
-        '<(protocol_path)/CodeGenerator.py',
+        '<(protocol_path)/code_generator.py',
         '--jinja_dir', '../third_party',
         '--output_base', '<(SHARED_INTERMEDIATE_DIR)/src/inspector',
         '--config', '<(inspector_path)/inspector_protocol_config.json',
diff --git a/deps/v8/gypfiles/v8-monolithic.gyp b/deps/v8/gypfiles/v8-monolithic.gyp
index b46b4ce678..4ca6b7f193 100644
--- a/deps/v8/gypfiles/v8-monolithic.gyp
+++ b/deps/v8/gypfiles/v8-monolithic.gyp
@@ -9,7 +9,6 @@
     'v8_vector_stores%': 0,
     'v8_embed_script%': "",
     'v8_extra_library_files%': [],
-    'v8_experimental_extra_library_files%': [],
     'mksnapshot_exec': '<(PRODUCT_DIR)/<(EXECUTABLE_PREFIX)mksnapshot<(EXECUTABLE_SUFFIX)',
     'v8_os_page_size%': 0,
   },
diff --git a/deps/v8/gypfiles/v8.gyp b/deps/v8/gypfiles/v8.gyp
index df4f4ca542..b80851e2ee 100644
--- a/deps/v8/gypfiles/v8.gyp
+++ b/deps/v8/gypfiles/v8.gyp
@@ -9,14 +9,16 @@
     'v8_vector_stores%': 0,
     'v8_embed_script%': "",
     'v8_extra_library_files%': [],
-    'v8_experimental_extra_library_files%': [],
     'mksnapshot_exec': '<(PRODUCT_DIR)/<(EXECUTABLE_PREFIX)mksnapshot<(EXECUTABLE_SUFFIX)',
     'v8_os_page_size%': 0,
     'generate_bytecode_builtins_list_output' : '<(SHARED_INTERMEDIATE_DIR)/builtins-generated/bytecodes-builtins-list.h',
     'torque_files': [
       "../src/builtins/base.tq",
+      "../src/builtins/frames.tq",
+      "../src/builtins/arguments.tq",
       "../src/builtins/array.tq",
       "../src/builtins/array-copywithin.tq",
+      "../src/builtins/array-filter.tq",
       "../src/builtins/array-foreach.tq",
       "../src/builtins/array-join.tq",
       "../src/builtins/array-lastindexof.tq",
@@ -26,22 +28,25 @@
       "../src/builtins/array-splice.tq",
       "../src/builtins/array-unshift.tq",
       "../src/builtins/collections.tq",
-      "../src/builtins/typed-array.tq",
       "../src/builtins/data-view.tq",
+      "../src/builtins/extras-utils.tq",
       "../src/builtins/object.tq",
       "../src/builtins/object-fromentries.tq",
       "../src/builtins/iterator.tq",
       "../src/builtins/typed-array.tq",
+      "../src/builtins/typed-array-createtypedarray.tq",
       "../third_party/v8/builtins/array-sort.tq",
     ],
     'torque_namespaces': [
       "base",
+      "arguments",
       "array",
       "collections",
       "iterator",
       "object",
       "typed-array",
       "data-view",
+      "extras-utils",
     ],
     # Since there is no foreach in GYP we manualy unroll the following:
     # foreach(namespace, torque_namespaces) {
@@ -53,6 +58,8 @@
     'torque_outputs': [
       '<(SHARED_INTERMEDIATE_DIR)/torque-generated/builtins-base-from-dsl-gen.cc',
       '<(SHARED_INTERMEDIATE_DIR)/torque-generated/builtins-base-from-dsl-gen.h',
+      '<(SHARED_INTERMEDIATE_DIR)/torque-generated/builtins-arguments-from-dsl-gen.cc',
+      '<(SHARED_INTERMEDIATE_DIR)/torque-generated/builtins-arguments-from-dsl-gen.h',
       '<(SHARED_INTERMEDIATE_DIR)/torque-generated/builtins-array-from-dsl-gen.cc',
       '<(SHARED_INTERMEDIATE_DIR)/torque-generated/builtins-array-from-dsl-gen.h',
       '<(SHARED_INTERMEDIATE_DIR)/torque-generated/builtins-collections-from-dsl-gen.cc',
@@ -65,6 +72,8 @@
       '<(SHARED_INTERMEDIATE_DIR)/torque-generated/builtins-typed-array-from-dsl-gen.h',
       '<(SHARED_INTERMEDIATE_DIR)/torque-generated/builtins-data-view-from-dsl-gen.cc',
       '<(SHARED_INTERMEDIATE_DIR)/torque-generated/builtins-data-view-from-dsl-gen.h',
+      '<(SHARED_INTERMEDIATE_DIR)/torque-generated/builtins-extras-utils-from-dsl-gen.cc',
+      '<(SHARED_INTERMEDIATE_DIR)/torque-generated/builtins-extras-utils-from-dsl-gen.h',
     ],
     'torque_generated_pure_headers': [
       '<(SHARED_INTERMEDIATE_DIR)/torque-generated/builtin-definitions-from-dsl.h',
@@ -149,9 +158,9 @@
               'v8_use_snapshot=<(v8_use_snapshot)',
               'v8_use_siphash=<(v8_use_siphash)',
               'v8_enable_embedded_builtins=<(v8_enable_embedded_builtins)',
-              'v8_enable_jitless_mode=<(v8_enable_jitless_mode)',
               'v8_enable_verify_csa=<(v8_enable_verify_csa)',
               'v8_enable_lite_mode=<(v8_enable_lite_mode)',
+              'v8_enable_pointer_compression=<(v8_enable_pointer_compression)',
             ]
           },
           'conditions': [
@@ -187,7 +196,7 @@
           # The dependency on v8_base should come from a transitive
           # dependency however the Android toolchain requires libv8_base.a
           # to appear before libv8_snapshot.a so it's listed explicitly.
-          'dependencies': ['v8_base', 'v8_init', 'v8_snapshot'],
+          'dependencies': ['v8_base', 'v8_snapshot'],
         }],
         ['v8_use_snapshot=="true" and v8_use_external_startup_data==1 and want_separate_host_toolset==0', {
           'dependencies': ['v8_base', 'v8_external_snapshot'],
@@ -261,6 +270,7 @@
         '../src/builtins/builtins-async-gen.h',
         '../src/builtins/builtins-async-generator-gen.cc',
         '../src/builtins/builtins-async-iterator-gen.cc',
+        '../src/builtins/builtins-bigint-gen.cc',
         '../src/builtins/builtins-boolean-gen.cc',
         '../src/builtins/builtins-call-gen.cc',
         '../src/builtins/builtins-call-gen.h',
@@ -414,7 +424,6 @@
           'toolsets': ['target'],
           'dependencies': [
             'mksnapshot',
-            'js2c',
           ],
         }],
         ['component=="shared_library"', {
@@ -443,9 +452,7 @@
         '<(DEPTH)',
       ],
       'sources': [
-        '<(SHARED_INTERMEDIATE_DIR)/experimental-extras-libraries.cc',
         '<(SHARED_INTERMEDIATE_DIR)/extras-libraries.cc',
-        '<(SHARED_INTERMEDIATE_DIR)/libraries.cc',
         '../src/setup-isolate-deserialize.cc',
       ],
       'actions': [
@@ -496,6 +503,11 @@
                 'mksnapshot_flags': [ '<(v8_embed_script)' ],
               },
             }],
+            ['v8_enable_snapshot_code_comments == "true"', {
+              'variables': {
+                'mksnapshot_flags': [ '--code-comments' ],
+              },
+            }],
           ],
           'inputs': [
             '<(mksnapshot_exec)',
@@ -519,9 +531,7 @@
         '<(DEPTH)',
       ],
       'sources': [
-        '<(SHARED_INTERMEDIATE_DIR)/experimental-extras-libraries.cc',
         '<(SHARED_INTERMEDIATE_DIR)/extras-libraries.cc',
-        '<(SHARED_INTERMEDIATE_DIR)/libraries.cc',
         '../src/snapshot/embedded-empty.cc',
         '../src/snapshot/snapshot-empty.cc',
       ],
@@ -531,7 +541,6 @@
           'dependencies': ['js2c#host'],
         }, {
           'toolsets': ['target'],
-          'dependencies': ['js2c'],
         }],
         ['component=="shared_library"', {
           'defines': [
@@ -616,7 +625,6 @@
         '../src/asmjs/asm-scanner.h',
         '../src/asmjs/asm-types.cc',
         '../src/asmjs/asm-types.h',
-        '../src/assembler-arch-inl.h',
         '../src/assembler-arch.h',
         '../src/assembler-inl.h',
         '../src/assembler.cc',
@@ -637,6 +645,8 @@
         '../src/ast/prettyprinter.h',
         '../src/ast/scopes.cc',
         '../src/ast/scopes.h',
+        '../src/ast/source-range-ast-visitor.cc',
+        '../src/ast/source-range-ast-visitor.h',
         '../src/ast/variables.cc',
         '../src/ast/variables.h',
         '../src/bailout-reason.cc',
@@ -667,16 +677,17 @@
         '../src/builtins/builtins-definitions.h',
         '../src/builtins/builtins-descriptors.h',
         '../src/builtins/builtins-error.cc',
+        '../src/builtins/builtins-extras-utils.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-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-promise.h',
         '../src/builtins/builtins-reflect.cc',
         '../src/builtins/builtins-regexp.cc',
         '../src/builtins/builtins-sharedarraybuffer.cc',
@@ -700,17 +711,14 @@
         '../src/char-predicates.cc',
         '../src/char-predicates.h',
         '../src/checks.h',
+        '../src/code-comments.cc',
+        '../src/code-comments.h',
         '../src/code-events.h',
         '../src/code-factory.cc',
         '../src/code-factory.h',
         '../src/code-reference.cc',
         '../src/code-reference.h',
-        '../src/code-stubs-utils.h',
-        '../src/code-stubs.cc',
-        '../src/code-stubs.h',
         '../src/code-tracer.h',
-        '../src/codegen.cc',
-        '../src/codegen.h',
         '../src/collector.h',
         '../src/compilation-cache.cc',
         '../src/compilation-cache.h',
@@ -906,6 +914,8 @@
         '../src/compiler/scheduler.h',
         '../src/compiler/select-lowering.cc',
         '../src/compiler/select-lowering.h',
+        '../src/compiler/serializer-for-background-compilation.cc',
+        '../src/compiler/serializer-for-background-compilation.h',
         '../src/compiler/simd-scalar-lowering.cc',
         '../src/compiler/simd-scalar-lowering.h',
         '../src/compiler/simplified-lowering.cc',
@@ -948,6 +958,7 @@
         '../src/counters-inl.h',
         '../src/counters.cc',
         '../src/counters.h',
+        '../src/cpu-features.h',
         '../src/date.cc',
         '../src/date.h',
         '../src/dateparser-inl.h',
@@ -1208,7 +1219,6 @@
         '../src/lookup-inl.h',
         '../src/lookup.cc',
         '../src/lookup.h',
-        '../src/lsan.h',
         '../src/machine-type.cc',
         '../src/machine-type.h',
         '../src/macro-assembler-inl.h',
@@ -1219,6 +1229,8 @@
         '../src/math-random.h',
         '../src/maybe-handles-inl.h',
         '../src/maybe-handles.h',
+        '../src/memcopy.cc',
+        '../src/memcopy.h',
         '../src/message-template.h',
         '../src/messages.cc',
         '../src/messages.h',
@@ -1239,6 +1251,8 @@
         '../src/objects/bigint.cc',
         '../src/objects/bigint.h',
         '../src/objects/builtin-function-id.h',
+        '../src/objects/cell-inl.h',
+        '../src/objects/cell.h',
         '../src/objects/code-inl.h',
         '../src/objects/code.h',
         '../src/objects/compilation-cache-inl.h',
@@ -1246,19 +1260,25 @@
         '../src/objects/debug-objects-inl.h',
         '../src/objects/debug-objects.cc',
         '../src/objects/debug-objects.h',
+        '../src/objects/descriptor-array-inl.h',
         '../src/objects/descriptor-array.h',
+        '../src/objects/dictionary-inl.h',
         '../src/objects/dictionary.h',
         '../src/objects/embedder-data-array-inl.h',
         '../src/objects/embedder-data-array.cc',
         '../src/objects/embedder-data-array.h',
         '../src/objects/embedder-data-slot-inl.h',
         '../src/objects/embedder-data-slot.h',
+        '../src/objects/feedback-cell-inl.h',
+        '../src/objects/feedback-cell.h',
         '../src/objects/fixed-array-inl.h',
         '../src/objects/fixed-array.h',
         '../src/objects/frame-array-inl.h',
         '../src/objects/frame-array.h',
         '../src/objects/hash-table-inl.h',
         '../src/objects/hash-table.h',
+        '../src/objects/heap-number-inl.h',
+        '../src/objects/heap-number.h',
         '../src/objects/heap-object-inl.h',
         '../src/objects/heap-object.h',
         '../src/objects/instance-type-inl.h',
@@ -1334,6 +1354,8 @@
         '../src/objects/name.h',
         '../src/objects/object-macros-undef.h',
         '../src/objects/object-macros.h',
+        '../src/objects/oddball-inl.h',
+        '../src/objects/oddball.h',
         '../src/objects/ordered-hash-table-inl.h',
         '../src/objects/ordered-hash-table.cc',
         '../src/objects/ordered-hash-table.h',
@@ -1341,6 +1363,8 @@
         '../src/objects/promise.h',
         '../src/objects/property-array-inl.h',
         '../src/objects/property-array.h',
+        '../src/objects/property-cell-inl.h',
+        '../src/objects/property-cell.h',
         '../src/objects/property-descriptor-object-inl.h',
         '../src/objects/property-descriptor-object.h',
         '../src/objects/prototype-info-inl.h',
@@ -1358,8 +1382,11 @@
         '../src/objects/stack-frame-info-inl.h',
         '../src/objects/stack-frame-info.h',
         '../src/objects/string-inl.h',
+        '../src/objects/string-table-inl.h',
         '../src/objects/string-table.h',
         '../src/objects/string.h',
+        '../src/objects/struct-inl.h',
+        '../src/objects/struct.h',
         '../src/objects/template-objects.cc',
         '../src/objects/template-objects.h',
         '../src/objects/templates-inl.h',
@@ -1368,9 +1395,9 @@
         '../src/optimized-compilation-info.h',
         '../src/ostreams.cc',
         '../src/ostreams.h',
-        '../src/parsing/expression-classifier.h',
         '../src/parsing/expression-scope-reparenter.cc',
         '../src/parsing/expression-scope-reparenter.h',
+        '../src/parsing/expression-scope.h',
         '../src/parsing/func-name-inferrer.cc',
         '../src/parsing/func-name-inferrer.h',
         '../src/parsing/parse-info.cc',
@@ -1381,9 +1408,9 @@
         '../src/parsing/parsing.cc',
         '../src/parsing/parsing.h',
         '../src/parsing/pattern-rewriter.cc',
-        '../src/parsing/preparsed-scope-data-impl.h',
-        '../src/parsing/preparsed-scope-data.cc',
-        '../src/parsing/preparsed-scope-data.h',
+        '../src/parsing/preparse-data-impl.h',
+        '../src/parsing/preparse-data.cc',
+        '../src/parsing/preparse-data.h',
         '../src/parsing/preparser-logger.h',
         '../src/parsing/preparser.cc',
         '../src/parsing/preparser.h',
@@ -1433,6 +1460,7 @@
         '../src/property.cc',
         '../src/property.h',
         '../src/prototype.h',
+        '../src/ptr-compr-inl.h',
         '../src/ptr-compr.h',
         '../src/regexp/bytecodes-irregexp.h',
         '../src/regexp/interpreter-irregexp.cc',
@@ -1457,8 +1485,10 @@
         '../src/regexp/regexp-stack.h',
         '../src/regexp/regexp-utils.cc',
         '../src/regexp/regexp-utils.h',
+        '../src/register-arch.h',
         '../src/register-configuration.cc',
         '../src/register-configuration.h',
+        '../src/register.h',
         '../src/reglist.h',
         '../src/reloc-info.cc',
         '../src/reloc-info.h',
@@ -1635,6 +1665,7 @@
         '../src/wasm/function-compiler.h',
         '../src/wasm/graph-builder-interface.cc',
         '../src/wasm/graph-builder-interface.h',
+        '../src/wasm/js-to-wasm-wrapper-cache-inl.h',
         '../src/wasm/jump-table-assembler.cc',
         '../src/wasm/jump-table-assembler.h',
         '../src/wasm/leb-helper.h',
@@ -1646,6 +1677,8 @@
         '../src/wasm/module-compiler.h',
         '../src/wasm/module-decoder.cc',
         '../src/wasm/module-decoder.h',
+        '../src/wasm/module-instantiate.cc',
+        '../src/wasm/module-instantiate.h',
         '../src/wasm/object-access.h',
         '../src/wasm/signature-map.cc',
         '../src/wasm/signature-map.h',
@@ -1719,8 +1752,6 @@
             '../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/constants-ia32.h',
             '../src/ia32/cpu-ia32.cc',
             '../src/ia32/deoptimizer-ia32.cc',
@@ -1730,8 +1761,7 @@
             '../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/register-ia32.h',
             '../src/ia32/sse-instr.h',
             '../src/regexp/ia32/regexp-macro-assembler-ia32.cc',
             '../src/regexp/ia32/regexp-macro-assembler-ia32.h',
@@ -1754,8 +1784,6 @@
             '../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/constants-x64.h',
             '../src/x64/cpu-x64.cc',
             '../src/x64/deoptimizer-x64.cc',
@@ -1766,8 +1794,7 @@
             '../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/register-x64.h',
             '../src/x64/sse-instr.h',
           ],
         }],
@@ -1790,9 +1817,6 @@
             '../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.h',
             '../src/arm/constants-arm.cc',
             '../src/arm/cpu-arm.cc',
@@ -1804,6 +1828,7 @@
             '../src/arm/interface-descriptors-arm.cc',
             '../src/arm/macro-assembler-arm.cc',
             '../src/arm/macro-assembler-arm.h',
+            '../src/arm/register-arm.h',
             '../src/arm/simulator-arm.cc',
             '../src/arm/simulator-arm.h',
             '../src/compiler/backend/arm/code-generator-arm.cc',
@@ -1823,9 +1848,6 @@
             '../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',
@@ -1846,6 +1868,8 @@
             '../src/arm64/macro-assembler-arm64-inl.h',
             '../src/arm64/macro-assembler-arm64.cc',
             '../src/arm64/macro-assembler-arm64.h',
+            '../src/arm64/register-arm64.cc',
+            '../src/arm64/register-arm64.h',
             '../src/arm64/simulator-arm64.cc',
             '../src/arm64/simulator-arm64.h',
             '../src/arm64/simulator-logic-arm64.cc',
@@ -1873,9 +1897,6 @@
             '../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',
@@ -1886,6 +1907,7 @@
             '../src/mips/interface-descriptors-mips.cc',
             '../src/mips/macro-assembler-mips.cc',
             '../src/mips/macro-assembler-mips.h',
+            '../src/mips/register-mips.h',
             '../src/mips/simulator-mips.cc',
             '../src/mips/simulator-mips.h',
             '../src/regexp/mips/regexp-macro-assembler-mips.cc',
@@ -1903,9 +1925,6 @@
             '../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',
@@ -1916,6 +1935,7 @@
             '../src/mips64/interface-descriptors-mips64.cc',
             '../src/mips64/macro-assembler-mips64.cc',
             '../src/mips64/macro-assembler-mips64.h',
+            '../src/mips64/register-mips64.h',
             '../src/mips64/simulator-mips64.cc',
             '../src/mips64/simulator-mips64.h',
             '../src/regexp/mips64/regexp-macro-assembler-mips64.cc',
@@ -1933,9 +1953,6 @@
             '../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.h',
             '../src/ppc/constants-ppc.cc',
             '../src/ppc/cpu-ppc.cc',
@@ -1946,6 +1963,7 @@
             '../src/ppc/interface-descriptors-ppc.cc',
             '../src/ppc/macro-assembler-ppc.cc',
             '../src/ppc/macro-assembler-ppc.h',
+            '../src/ppc/register-ppc.h',
             '../src/ppc/simulator-ppc.cc',
             '../src/ppc/simulator-ppc.h',
             '../src/regexp/ppc/regexp-macro-assembler-ppc.cc',
@@ -1965,9 +1983,6 @@
             '../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',
@@ -1978,6 +1993,7 @@
             '../src/s390/interface-descriptors-s390.cc',
             '../src/s390/macro-assembler-s390.cc',
             '../src/s390/macro-assembler-s390.h',
+            '../src/s390/register-s390.h',
             '../src/s390/simulator-s390.cc',
             '../src/s390/simulator-s390.h',
             '../src/wasm/baseline/s390/liftoff-assembler-s390.h',
@@ -2125,6 +2141,7 @@
         '../src/base/debug/stack_trace.h',
         '../src/base/division-by-constant.cc',
         '../src/base/division-by-constant.h',
+        '../src/base/enum-set.h',
         '../src/base/export-template.h',
         '../src/base/file-utils.cc',
         '../src/base/file-utils.h',
@@ -2148,6 +2165,7 @@
         '../src/base/once.cc',
         '../src/base/once.h',
         '../src/base/optional.h',
+        '../src/base/overflowing-math.h',
         '../src/base/page-allocator.cc',
         '../src/base/page-allocator.h',
         '../src/base/platform/condition-variable.cc',
@@ -2167,6 +2185,7 @@
         '../src/base/safe_conversions_impl.h',
         '../src/base/safe_math.h',
         '../src/base/safe_math_impl.h',
+        '../src/base/small-vector.h',
         '../src/base/sys-info.cc',
         '../src/base/sys-info.h',
         '../src/base/template-utils.h',
@@ -2500,29 +2519,10 @@
           'conditions': [
             ['want_separate_host_toolset==1', {
               'dependencies': ['js2c#host'],
-            }, {
-              'dependencies': ['js2c'],
             }],
           ],
           'actions': [
             {
-              'action_name': 'js2c_bin',
-              'inputs': [
-                '../tools/js2c.py',
-                '<@(library_files)',
-              ],
-              'outputs': ['<@(libraries_bin_file)'],
-              'action': [
-                'python',
-                '../tools/js2c.py',
-                '<(SHARED_INTERMEDIATE_DIR)/libraries.cc',
-                'CORE',
-                '<@(library_files)',
-                '--startup_blob', '<@(libraries_bin_file)',
-                '--nojs',
-              ],
-            },
-            {
               'action_name': 'js2c_extras_bin',
               'inputs': [
                 '../tools/js2c.py',
@@ -2540,29 +2540,10 @@
               ],
             },
             {
-              'action_name': 'js2c_experimental_extras_bin',
-              'inputs': [
-                '../tools/js2c.py',
-                '<@(v8_experimental_extra_library_files)',
-              ],
-              'outputs': ['<@(libraries_experimental_extras_bin_file)'],
-              'action': [
-                'python',
-                '../tools/js2c.py',
-                '<(SHARED_INTERMEDIATE_DIR)/experimental-extras-libraries.cc',
-                'EXPERIMENTAL_EXTRAS',
-                '<@(v8_experimental_extra_library_files)',
-                '--startup_blob', '<@(libraries_experimental_extras_bin_file)',
-                '--nojs',
-              ],
-            },
-            {
               'action_name': 'concatenate_natives_blob',
               'inputs': [
                 '../tools/concatenate-files.py',
-                '<(SHARED_INTERMEDIATE_DIR)/libraries.bin',
                 '<(SHARED_INTERMEDIATE_DIR)/libraries-extras.bin',
-                '<(SHARED_INTERMEDIATE_DIR)/libraries-experimental-extras.bin',
               ],
               'conditions': [
                 ['want_separate_host_toolset==1', {
@@ -2612,29 +2593,10 @@
           '../src/js/macros.py',
           '../src/message-template.h',
           '../src/js/prologue.js',
-          '../src/js/array.js',
-          '../src/js/typedarray.js',
         ],
-        'libraries_bin_file': '<(SHARED_INTERMEDIATE_DIR)/libraries.bin',
         'libraries_extras_bin_file': '<(SHARED_INTERMEDIATE_DIR)/libraries-extras.bin',
-        'libraries_experimental_extras_bin_file': '<(SHARED_INTERMEDIATE_DIR)/libraries-experimental-extras.bin',
       },
       'actions': [
-        {
-          'action_name': 'js2c',
-          'inputs': [
-            '../tools/js2c.py',
-            '<@(library_files)',
-          ],
-          'outputs': ['<(SHARED_INTERMEDIATE_DIR)/libraries.cc'],
-          'action': [
-            'python',
-            '../tools/js2c.py',
-            '<(SHARED_INTERMEDIATE_DIR)/libraries.cc',
-            'CORE',
-            '<@(library_files)',
-          ],
-        },
        {
           'action_name': 'js2c_extras',
           'inputs': [
@@ -2650,23 +2612,6 @@
             '<@(v8_extra_library_files)',
           ],
         },
-        {
-          'action_name': 'js2c_experimental_extras',
-          'inputs': [
-            '../tools/js2c.py',
-            '<@(v8_experimental_extra_library_files)',
-          ],
-          'outputs': [
-            '<(SHARED_INTERMEDIATE_DIR)/experimental-extras-libraries.cc',
-          ],
-          'action': [
-            'python',
-            '../tools/js2c.py',
-            '<(SHARED_INTERMEDIATE_DIR)/experimental-extras-libraries.cc',
-            'EXPERIMENTAL_EXTRAS',
-            '<@(v8_experimental_extra_library_files)',
-          ],
-        },
       ],
     }, # js2c
     {
@@ -2748,12 +2693,18 @@
             '../src/objects-inl.h',
             '../src/objects/allocation-site-inl.h',
             '../src/objects/allocation-site.h',
+            '../src/objects/cell-inl.h',
+            '../src/objects/cell.h',
             '../src/objects/code-inl.h',
             '../src/objects/code.h',
             '../src/objects/data-handler.h',
             '../src/objects/data-handler-inl.h',
+            '../src/objects/feedback-cell.h',
+            '../src/objects/feedback-cell-inl.h',
             '../src/objects/fixed-array-inl.h',
             '../src/objects/fixed-array.h',
+            '../src/objects/heap-number-inl.h',
+            '../src/objects/heap-number.h',
             '../src/objects/heap-object-inl.h',
             '../src/objects/heap-object.h',
             '../src/objects/instance-type.h',
@@ -2773,6 +2724,8 @@
             '../src/objects/map-inl.h',
             '../src/objects/name.h',
             '../src/objects/name-inl.h',
+            '../src/objects/oddball-inl.h',
+            '../src/objects/oddball.h',
             '../src/objects/scope-info.h',
             '../src/objects/script.h',
             '../src/objects/script-inl.h',
@@ -2780,6 +2733,8 @@
             '../src/objects/shared-function-info-inl.h',
             '../src/objects/string.h',
             '../src/objects/string-inl.h',
+            '../src/objects/struct.h',
+            '../src/objects/struct-inl.h',
         ],
       },
       'actions': [
diff --git a/deps/v8/gypfiles/v8_external_snapshot.gypi b/deps/v8/gypfiles/v8_external_snapshot.gypi
index 9b2af0bb19..c75e388101 100644
--- a/deps/v8/gypfiles/v8_external_snapshot.gypi
+++ b/deps/v8/gypfiles/v8_external_snapshot.gypi
@@ -15,7 +15,6 @@
            'toolsets': ['target'],
            'dependencies': [
              'mksnapshot',
-             'js2c',
              'natives_blob',
            ],
          }],