[stubs] Enable machine graph verification for CodeStubAssembler and friends by default in debug mode

src/builtins/builtins.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/builtins/builtins.h"
 #include "src/code-events.h"
 #include "src/compiler/code-assembler.h"
 #include "src/ic/ic-state.h"
 #include "src/interface-descriptors.h"
 #include "src/isolate.h"
@@ skipping 71 matching lines @@
 Code* BuildWithCodeStubAssemblerJS(Isolate* isolate,
                                    CodeAssemblerGenerator generator, int argc,
                                    Code::Flags flags, const char* name) {
   HandleScope scope(isolate);
   Zone zone(isolate->allocator(), ZONE_NAME);
   const int argc_with_recv =
       (argc == SharedFunctionInfo::kDontAdaptArgumentsSentinel) ? 0 : argc + 1;
   compiler::CodeAssemblerState state(isolate, &zone, argc_with_recv, flags,
                                      name);
   generator(&state);
-  Handle<Code> code =
-      compiler::CodeAssembler::GenerateCode(&state, FLAG_csa_verify);
+  Handle<Code> code = compiler::CodeAssembler::GenerateCode(&state);
   PostBuildProfileAndTracing(isolate, *code, name);
   return *code;
 }
 
 // Builder for builtins implemented in TurboFan with CallStub linkage.
 Code* BuildWithCodeStubAssemblerCS(Isolate* isolate,
                                    CodeAssemblerGenerator generator,
                                    CallDescriptors::Key interface_descriptor,
                                    Code::Flags flags, const char* name) {
   HandleScope scope(isolate);
   Zone zone(isolate->allocator(), ZONE_NAME);
   // The interface descriptor with given key must be initialized at this point
   // and this construction just queries the details from the descriptors table.
   CallInterfaceDescriptor descriptor(isolate, interface_descriptor);
   // Ensure descriptor is already initialized.
   DCHECK_LE(0, descriptor.GetRegisterParameterCount());
   compiler::CodeAssemblerState state(isolate, &zone, descriptor, flags, name);
   generator(&state);
-  Handle<Code> code =
-      compiler::CodeAssembler::GenerateCode(&state, FLAG_csa_verify);
+  Handle<Code> code = compiler::CodeAssembler::GenerateCode(&state);
   PostBuildProfileAndTracing(isolate, *code, name);
   return *code;
 }
 }  // anonymous namespace
 
 void Builtins::SetUp(Isolate* isolate, bool create_heap_objects) {
   DCHECK(!initialized_);
 
   // Create a scope for the handles in the builtins.
   HandleScope scope(isolate);
@@ skipping 167 matching lines @@
   // TODO(jochen): Remove this.
   if (responsible_context.is_null()) {
     return true;
   }
   if (*responsible_context == target->context()) return true;
   return isolate->MayAccess(responsible_context, target_global_proxy);
 }
 
 }  // namespace internal
 }  // namespace v8