Convert runtime atomics functions to inline asm

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/mips.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 
 if (is_android) {
@@ skipping 1177 matching lines @@
     "src/regexp/regexp-macro-assembler.cc",
     "src/regexp/regexp-macro-assembler.h",
     "src/regexp/regexp-stack.cc",
     "src/regexp/regexp-stack.h",
     "src/register-configuration.cc",
     "src/register-configuration.h",
     "src/runtime-profiler.cc",
     "src/runtime-profiler.h",
     "src/runtime/runtime-array.cc",
     "src/runtime/runtime-atomics.cc",
+    "src/runtime/runtime-atomics-intrinsics-inl.h",
     "src/runtime/runtime-classes.cc",
     "src/runtime/runtime-collections.cc",
     "src/runtime/runtime-compiler.cc",
     "src/runtime/runtime-date.cc",
     "src/runtime/runtime-debug.cc",
     "src/runtime/runtime-forin.cc",
     "src/runtime/runtime-function.cc",
     "src/runtime/runtime-futex.cc",
     "src/runtime/runtime-generator.cc",
     "src/runtime/runtime-i18n.cc",
@@ skipping 118 matching lines @@
       "src/ia32/interface-descriptors-ia32.cc",
       "src/ia32/macro-assembler-ia32.cc",
       "src/ia32/macro-assembler-ia32.h",
       "src/ic/ia32/access-compiler-ia32.cc",
       "src/ic/ia32/handler-compiler-ia32.cc",
       "src/ic/ia32/ic-ia32.cc",
       "src/ic/ia32/ic-compiler-ia32.cc",
       "src/ic/ia32/stub-cache-ia32.cc",
       "src/regexp/ia32/regexp-macro-assembler-ia32.cc",
       "src/regexp/ia32/regexp-macro-assembler-ia32.h",
+      "src/runtime/runtime-atomics-ia32-inl.h",
+      "src/runtime/runtime-atomics-x64-inl.h",
     ]
   } else if (v8_target_arch == "x64") {
     sources += [
       "src/compiler/x64/code-generator-x64.cc",
       "src/compiler/x64/instruction-codes-x64.h",
       "src/compiler/x64/instruction-scheduler-x64.cc",
       "src/compiler/x64/instruction-selector-x64.cc",
       "src/crankshaft/x64/lithium-codegen-x64.cc",
       "src/crankshaft/x64/lithium-codegen-x64.h",
       "src/crankshaft/x64/lithium-gap-resolver-x64.cc",
       "src/crankshaft/x64/lithium-gap-resolver-x64.h",
       "src/crankshaft/x64/lithium-x64.cc",
       "src/crankshaft/x64/lithium-x64.h",
       "src/debug/x64/debug-x64.cc",
       "src/full-codegen/x64/full-codegen-x64.cc",
       "src/ic/x64/access-compiler-x64.cc",
       "src/ic/x64/handler-compiler-x64.cc",
       "src/ic/x64/ic-x64.cc",
       "src/ic/x64/ic-compiler-x64.cc",
       "src/ic/x64/stub-cache-x64.cc",
       "src/regexp/x64/regexp-macro-assembler-x64.cc",
       "src/regexp/x64/regexp-macro-assembler-x64.h",
+      "src/runtime/runtime-atomics-x64-inl.h",
       "src/x64/assembler-x64-inl.h",
       "src/x64/assembler-x64.cc",
       "src/x64/assembler-x64.h",
       "src/x64/builtins-x64.cc",
       "src/x64/code-stubs-x64.cc",
       "src/x64/code-stubs-x64.h",
       "src/x64/codegen-x64.cc",
       "src/x64/codegen-x64.h",
       "src/x64/cpu-x64.cc",
       "src/x64/deoptimizer-x64.cc",
       "src/x64/disasm-x64.cc",
       "src/x64/frames-x64.cc",
       "src/x64/frames-x64.h",
       "src/x64/interface-descriptors-x64.cc",
       "src/x64/macro-assembler-x64.cc",
       "src/x64/macro-assembler-x64.h",
     ]
+    if (is_win) {
+      sources += [
+        "src/runtime/runtime-atomics-x64.asm",
+        "src/runtime/runtime-atomics-x64.h",
+      ]
+    }
   } else if (v8_target_arch == "arm") {
     sources += [
       "src/arm/assembler-arm-inl.h",
       "src/arm/assembler-arm.cc",
       "src/arm/assembler-arm.h",
       "src/arm/builtins-arm.cc",
       "src/arm/code-stubs-arm.cc",
       "src/arm/code-stubs-arm.h",
       "src/arm/codegen-arm.cc",
       "src/arm/codegen-arm.h",
@@ skipping 472 matching lines @@
     if (!is_component_build) {
       sources += [
         "$target_gen_dir/d8-js.cc",
       ]
     }
     if (v8_enable_i18n_support) {
       deps += [ "//third_party/icu" ]
     }
   }
 }