Revert "Scaffolding for dart:wasm"

This reverts commit f39a3f1.

Reason for revert: https://golem.corp.goog/BuildInfo?target=flutter-profile&machine-type=android-armv7&revision=84750

Original change's description:
> Scaffolding for dart:wasm
> 
> This CL doesn't have any tests because it's just boilerplate. I'll
> add a test in the follow up CLs where I add actual functionality.
> 
> Bug: #37882
> Change-Id: I47c81f5f1be724f8226e756ba5d01880a45f1ac7
> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/112841
> Reviewed-by: Siva Annamalai <[email protected]>
> Reviewed-by: Liam Appelbe <[email protected]>
> Commit-Queue: Liam Appelbe <[email protected]>

[email protected],[email protected]

Change-Id: I0fd0f29d66a07fc29e840ddaec2d4161c8d599cb
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: #37882
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/114044
Reviewed-by: Liam Appelbe <[email protected]>
Commit-Queue: Liam Appelbe <[email protected]>

Author: liamappelbe

pkg/vm/lib/target/vm.dart

@@ -76,7 +76,6 @@ class VmTarget extends Target {
         'dart:nativewrappers',
         'dart:io',
         'dart:cli',
-        'dart:wasm',
       ];
 
   @override

runtime/lib/wasm.cc

@@ -16,7 +16,6 @@ import("../../sdk/lib/mirrors/mirrors_sources.gni")
 import("../../sdk/lib/profiler/profiler_sources.gni")
 import("../../sdk/lib/typed_data/typed_data_sources.gni")
 import("../../sdk/lib/vmservice/vmservice_sources.gni")
-import("../../sdk/lib/wasm/wasm_sources.gni")
 import("../../utils/compile_platform.gni")
 import("../bin/cli_sources.gni")
 import("../bin/io_sources.gni")
@@ -34,7 +33,6 @@ import("../lib/mirrors_sources.gni")
 import("../lib/profiler_sources.gni")
 import("../lib/typed_data_sources.gni")
 import("../lib/vmservice_sources.gni")
-import("../lib/wasm_sources.gni")
 import("../runtime_args.gni")
 import("compiler/compiler_sources.gni")
 import("heap/heap_sources.gni")
@@ -108,7 +106,7 @@ library_for_all_configs("libdart_lib") {
                internal_runtime_cc_files + isolate_runtime_cc_files +
                math_runtime_cc_files + mirrors_runtime_cc_files +
                typed_data_runtime_cc_files + vmservice_runtime_cc_files +
-               ffi_runtime_cc_files + wasm_runtime_cc_files
+               ffi_runtime_cc_files
   sources = [ "bootstrap.cc" ] + rebase_path(allsources, ".", "../lib")
   snapshot_sources = []
   nosnapshot_sources = []

runtime/lib/wasm_patch.dart

@@ -141,11 +141,6 @@ void Bootstrap::SetupNativeResolver() {
   ASSERT(!library.IsNull());
   library.set_native_entry_resolver(resolver);
   library.set_native_entry_symbol_resolver(symbol_resolver);
-
-  library = Library::WasmLibrary();
-  ASSERT(!library.IsNull());
-  library.set_native_entry_resolver(resolver);
-  library.set_native_entry_symbol_resolver(symbol_resolver);
 }
 
 bool Bootstrap::IsBootstrapResolver(Dart_NativeEntryResolver resolver) {

runtime/lib/wasm_sources.gni

@@ -12,7 +12,6 @@
 namespace dart {
 
 // List of bootstrap native entry points used in the core dart library.
-// V(function_name, argument_count)
 #define BOOTSTRAP_NATIVE_LIST(V)                                               \
   V(AsyncStarMoveNext_debuggerStepCheck, 1)                                    \
   V(DartAsync_fatal, 1)                                                        \
@@ -393,8 +392,7 @@ namespace dart {
   V(Ffi_dl_processLibrary, 0)                                                  \
   V(Ffi_dl_executableLibrary, 0)                                               \
   V(TransferableTypedData_factory, 2)                                          \
-  V(TransferableTypedData_materialize, 1)                                      \
-  V(Wasm_callFunction, 2)
+  V(TransferableTypedData_materialize, 1)
 
 // List of bootstrap native entry points used in the dart:mirror library.
 #define MIRRORS_BOOTSTRAP_NATIVE_LIST(V)                                       \

runtime/vm/BUILD.gn

@@ -1915,14 +1915,6 @@ RawError* Object::Init(Isolate* isolate,
     pending_classes.Add(cls);
     RegisterClass(cls, Symbols::FfiDynamicLibrary(), lib);
 
-    lib = Library::LookupLibrary(thread, Symbols::DartWasm());
-    if (lib.IsNull()) {
-      lib = Library::NewLibraryHelper(Symbols::DartWasm(), true);
-      lib.SetLoadRequested();
-      lib.Register(thread);
-    }
-    object_store->set_bootstrap_library(ObjectStore::kWasm, lib);
-
     // Finish the initialization by compiling the bootstrap scripts containing
     // the base interfaces and the implementation of the internal classes.
     const Error& error = Error::Handle(
@@ -11706,10 +11698,6 @@ RawLibrary* Library::VMServiceLibrary() {
   return Isolate::Current()->object_store()->_vmservice_library();
 }
 
-RawLibrary* Library::WasmLibrary() {
-  return Isolate::Current()->object_store()->wasm_library();
-}
-
 const char* Library::ToCString() const {
   const String& name = String::Handle(url());
   return OS::SCreate(Thread::Current()->zone(), "Library:'%s'",

runtime/vm/bootstrap_natives.cc

@@ -4243,7 +4243,6 @@ class Library : public Object {
   static RawLibrary* ProfilerLibrary();
   static RawLibrary* TypedDataLibrary();
   static RawLibrary* VMServiceLibrary();
-  static RawLibrary* WasmLibrary();
 
   // Eagerly compile all classes and functions in the library.
   static RawError* CompileAll(bool ignore_error = false);

runtime/vm/bootstrap_natives.h

@@ -29,8 +29,7 @@ class ObjectPointerVisitor;
   M(Mirrors, mirrors)                                                          \
   M(Profiler, profiler)                                                        \
   M(TypedData, typed_data)                                                     \
-  M(VMService, _vmservice)                                                     \
-  M(Wasm, wasm)
+  M(VMService, _vmservice)
 
 #define OBJECT_STORE_FIELD_LIST(R_, RW)                                        \
   RW(Class, object_class)                                                      \
@@ -102,7 +101,6 @@ class ObjectPointerVisitor;
   RW(Library, root_library)                                                    \
   RW(Library, typed_data_library)                                              \
   RW(Library, _vmservice_library)                                              \
-  RW(Library, wasm_library)                                                    \
   RW(GrowableObjectArray, libraries)                                           \
   RW(Array, libraries_map)                                                     \
   RW(GrowableObjectArray, closure_functions)                                   \

runtime/vm/object.cc

@@ -72,9 +72,6 @@ class ObjectPointerVisitor;
   V(DartExtensionScheme, "dart-ext:")                                          \
   V(DartFfi, "dart:ffi")                                                       \
   V(DartFfiLibName, "ffi")                                                     \
-  V(DartWasm, "dart:wasm")                                                     \
-  V(DartWasmLibName, "wasm")                                                   \
-  V(DartLibraryWasm, "dart.library.wasm")                                      \
   V(DartIOLibName, "dart.io")                                                  \
   V(DartInternal, "dart:_internal")                                            \
   V(DartIsVM, "dart.isVM")                                                     \

runtime/vm/object.h

@@ -84,7 +84,6 @@ declare_args() {
 # ......math/
 # ......mirrors/
 # ......typed_data/
-# ......wasm/
 # ......api_readme.md
 # ....model/
 # ......lexeme/
@@ -217,7 +216,6 @@ _full_sdk_libraries = [
   "profiler",
   "svg",
   "typed_data",
-  "wasm",
   "web_audio",
   "web_gl",
   "web_sql",

runtime/vm/object_store.h

@@ -134,8 +134,6 @@ const Map<String, LibraryInfo> libraries = const {
       categories: "Client",
       maturity: Maturity.WEB_STABLE,
       platforms: DART2JS_PLATFORM),
-  "wasm": const LibraryInfo("wasm/wasm.dart",
-      categories: "Server", maturity: Maturity.EXPERIMENTAL),
   "web_audio": const LibraryInfo("web_audio/dart2js/web_audio_dart2js.dart",
       categories: "Client",
       maturity: Maturity.WEB_STABLE,

runtime/vm/symbols.h

@@ -71,12 +71,6 @@
         ],
         "uri": "ffi/ffi.dart"
       },
-      "wasm": {
-        "patches": [
-          "../../runtime/lib/wasm_patch.dart"
-        ],
-        "uri": "wasm/wasm.dart"
-      },
       "typed_data": {
         "patches": "../../runtime/lib/typed_data_patch.dart",
         "uri": "typed_data/typed_data.dart"
@@ -487,4 +481,4 @@
       }
     }
   }
-}
+}

sdk/BUILD.gn

@@ -94,11 +94,6 @@ vm:
         - "../../runtime/lib/ffi_dynamic_library_patch.dart"
         - "../../runtime/lib/ffi_native_type_patch.dart"
 
-    wasm:
-      uri: "wasm/wasm.dart"
-      patches:
-        - "../../runtime/lib/wasm_patch.dart"
-
     _http:
       uri: "_http/http.dart"