[refactor] Separate generated builtins and C++ builtins into separate files

BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/android/config.gni")
 import("//build/config/arm.gni")
 import("//build/config/dcheck_always_on.gni")
 import("//build/config/mips.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 
@@ skipping 790 matching lines @@
 }
 
 v8_source_set("v8_nosnapshot") {
   visibility = [ ":*" ]  # Only targets in this file can depend on this.
 
   deps = [
     ":js2c",
     ":js2c_experimental_extras",
     ":js2c_extras",
     ":v8_base",
+    ":v8_builtins_generators",
   ]
 
   sources = [
     "$target_gen_dir/experimental-extras-libraries.cc",
     "$target_gen_dir/extras-libraries.cc",
     "$target_gen_dir/libraries.cc",
     "src/snapshot/snapshot-empty.cc",
   ]
 
   configs = [ ":internal_config" ]
 }
 
 v8_source_set("v8_snapshot") {
   # Only targets in this file and the top-level visibility target can
   # depend on this.
   visibility = [
     ":*",
     "//:gn_visibility",
   ]
 
   deps = [
     ":js2c",
     ":js2c_experimental_extras",
     ":js2c_extras",
     ":v8_base",
+    ":v8_builtins_generators",
   ]
   public_deps = [
     # This should be public so downstream targets can declare the snapshot
     # output file as their inputs.
     ":run_mksnapshot",
   ]
 
   sources = [
     "$target_gen_dir/experimental-extras-libraries.cc",
     "$target_gen_dir/extras-libraries.cc",
     "$target_gen_dir/libraries.cc",
     "$target_gen_dir/snapshot.cc",
   ]
 
   configs = [ ":internal_config" ]
 }
 
 if (v8_use_external_startup_data) {
   v8_source_set("v8_external_snapshot") {
     visibility = [ ":*" ]  # Only targets in this file can depend on this.
 
     deps = [
       ":js2c",
       ":js2c_experimental_extras",
       ":js2c_extras",
       ":v8_base",
+      ":v8_builtins_generators",
     ]
     public_deps = [
       ":natives_blob",
       ":run_mksnapshot",
     ]
 
     sources = [
       "src/snapshot/natives-external.cc",
       "src/snapshot/snapshot-external.cc",
     ]
 
     configs = [ ":internal_config" ]
   }
 }
 
+v8_source_set("v8_builtins_generators") {
+  visibility = [ ":*" ]  # Only targets in this file can depend on this.
+
+  deps = [
+    ":v8_base",
+  ]
+
+  sources = [
+    ### gcmole(all) ###
+    "src/builtins/builtins-arguments-gen.cc",
+    "src/builtins/builtins-arguments.h",
+    "src/builtins/builtins-array-gen.cc",
+    "src/builtins/builtins-async-function-gen.cc",
+    "src/builtins/builtins-async-gen.cc",
+    "src/builtins/builtins-async-iterator-gen.cc",
+    "src/builtins/builtins-async.h",
+    "src/builtins/builtins-boolean-gen.cc",
+    "src/builtins/builtins-constructor-gen.cc",
+    "src/builtins/builtins-constructor.h",
+    "src/builtins/builtins-conversion-gen.cc",
+    "src/builtins/builtins-date-gen.cc",
+    "src/builtins/builtins-forin-gen.cc",
+    "src/builtins/builtins-forin.h",
+    "src/builtins/builtins-function-gen.cc",
+    "src/builtins/builtins-generator-gen.cc",
+    "src/builtins/builtins-global-gen.cc",
+    "src/builtins/builtins-handler-gen.cc",
+    "src/builtins/builtins-ic-gen.cc",
+    "src/builtins/builtins-internal-gen.cc",
+    "src/builtins/builtins-math-gen.cc",
+    "src/builtins/builtins-number-gen.cc",
+    "src/builtins/builtins-object-gen.cc",
+    "src/builtins/builtins-promise-gen.cc",
+    "src/builtins/builtins-promise.h",
+    "src/builtins/builtins-regexp-gen.cc",
+    "src/builtins/builtins-regexp-gen.h",
+    "src/builtins/builtins-sharedarraybuffer-gen.cc",
+    "src/builtins/builtins-string-gen.cc",
+    "src/builtins/builtins-symbol-gen.cc",
+    "src/builtins/builtins-typedarray-gen.cc",
+    "src/builtins/builtins-utils-gen.h",
+    "src/builtins/builtins-wasm-gen.cc",
+  ]
+
+  configs = [ ":internal_config" ]
+}
+
 # This is split out to be a non-code containing target that the Chromium browser
 # DLL can depend upon to get only a version string.
 v8_header_set("v8_version") {
   configs = [ ":internal_config" ]
 
   sources = [
     "include/v8-version-string.h",
     "include/v8-version.h",
   ]
 }
@@ skipping 78 matching lines @@
     "src/basic-block-profiler.h",
     "src/bignum-dtoa.cc",
     "src/bignum-dtoa.h",
     "src/bignum.cc",
     "src/bignum.h",
     "src/bit-vector.cc",
     "src/bit-vector.h",
     "src/bootstrapper.cc",
     "src/bootstrapper.h",
     "src/builtins/builtins-api.cc",
-    "src/builtins/builtins-arguments.cc",
     "src/builtins/builtins-arguments.h",
     "src/builtins/builtins-array.cc",
     "src/builtins/builtins-arraybuffer.cc",
-    "src/builtins/builtins-async-function.cc",
-    "src/builtins/builtins-async-iterator.cc",
-    "src/builtins/builtins-async.cc",
-    "src/builtins/builtins-async.h",
     "src/builtins/builtins-boolean.cc",
     "src/builtins/builtins-call.cc",
     "src/builtins/builtins-callsite.cc",
-    "src/builtins/builtins-constructor.cc",
     "src/builtins/builtins-constructor.h",
-    "src/builtins/builtins-conversion.cc",
     "src/builtins/builtins-dataview.cc",
     "src/builtins/builtins-date.cc",
     "src/builtins/builtins-debug.cc",
     "src/builtins/builtins-error.cc",
-    "src/builtins/builtins-forin.cc",
     "src/builtins/builtins-forin.h",
     "src/builtins/builtins-function.cc",
-    "src/builtins/builtins-generator.cc",
     "src/builtins/builtins-global.cc",
-    "src/builtins/builtins-handler.cc",
-    "src/builtins/builtins-ic.cc",
     "src/builtins/builtins-internal.cc",
     "src/builtins/builtins-interpreter.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-proxy.cc",
     "src/builtins/builtins-reflect.cc",
+    "src/builtins/builtins-regexp-gen.h",
     "src/builtins/builtins-regexp.cc",
-    "src/builtins/builtins-regexp.h",
     "src/builtins/builtins-sharedarraybuffer.cc",
     "src/builtins/builtins-string.cc",
     "src/builtins/builtins-symbol.cc",
     "src/builtins/builtins-typedarray.cc",
     "src/builtins/builtins-utils.h",
-    "src/builtins/builtins-wasm.cc",
     "src/builtins/builtins.cc",
     "src/builtins/builtins.h",
     "src/cached-powers.cc",
     "src/cached-powers.h",
     "src/cancelable-task.cc",
     "src/cancelable-task.h",
     "src/char-predicates-inl.h",
     "src/char-predicates.cc",
     "src/char-predicates.h",
     "src/checks.h",
@@ skipping 2107 matching lines @@
   ]
 
   configs = [
     ":external_config",
     ":internal_config_base",
   ]
 }
 
 v8_fuzzer("wasm_compile_fuzzer") {
 }