| Index: runtime/vm/stub_code_arm64.cc | 
| diff --git a/runtime/vm/stub_code_arm64.cc b/runtime/vm/stub_code_arm64.cc | 
| index 6ccef25825dad54a0f44813fbff5894a5d0e9599..4331fce5bec68139b101dbb9a2f68045976e565b 100644 | 
| --- a/runtime/vm/stub_code_arm64.cc | 
| +++ b/runtime/vm/stub_code_arm64.cc | 
| @@ -63,7 +63,7 @@ void StubCode::GenerateCallToRuntimeStub(Assembler* assembler) { | 
| { Label ok; | 
| // Check that we are always entering from Dart code. | 
| __ LoadFromOffset(R8, R0, Isolate::vm_tag_offset(), kNoPP); | 
| -    __ CompareImmediate(R8, VMTag::kScriptTagId, kNoPP); | 
| +    __ CompareImmediate(R8, VMTag::kDartTagId, kNoPP); | 
| __ b(&ok, EQ); | 
| __ Stop("Not coming from Dart code."); | 
| __ Bind(&ok); | 
| @@ -122,7 +122,7 @@ void StubCode::GenerateCallToRuntimeStub(Assembler* assembler) { | 
|  | 
| // Retval is next to 1st argument. | 
| // Mark that the isolate is executing Dart code. | 
| -  __ LoadImmediate(R2, VMTag::kScriptTagId, kNoPP); | 
| +  __ LoadImmediate(R2, VMTag::kDartTagId, kNoPP); | 
| __ StoreToOffset(R2, CTX, Isolate::vm_tag_offset(), kNoPP); | 
|  | 
| // Reset exit frame information in Isolate structure. | 
| @@ -181,7 +181,7 @@ void StubCode::GenerateCallNativeCFunctionStub(Assembler* assembler) { | 
| { Label ok; | 
| // Check that we are always entering from Dart code. | 
| __ LoadFromOffset(R6, CTX, Isolate::vm_tag_offset(), kNoPP); | 
| -    __ CompareImmediate(R6, VMTag::kScriptTagId, kNoPP); | 
| +    __ CompareImmediate(R6, VMTag::kDartTagId, kNoPP); | 
| __ b(&ok, EQ); | 
| __ Stop("Not coming from Dart code."); | 
| __ Bind(&ok); | 
| @@ -246,7 +246,7 @@ void StubCode::GenerateCallNativeCFunctionStub(Assembler* assembler) { | 
| __ mov(CSP, R26); | 
|  | 
| // Mark that the isolate is executing Dart code. | 
| -  __ LoadImmediate(R2, VMTag::kScriptTagId, kNoPP); | 
| +  __ LoadImmediate(R2, VMTag::kDartTagId, kNoPP); | 
| __ StoreToOffset(R2, CTX, Isolate::vm_tag_offset(), kNoPP); | 
|  | 
| // Reset exit frame information in Isolate structure. | 
| @@ -298,7 +298,7 @@ void StubCode::GenerateCallBootstrapCFunctionStub(Assembler* assembler) { | 
| { Label ok; | 
| // Check that we are always entering from Dart code. | 
| __ LoadFromOffset(R6, CTX, Isolate::vm_tag_offset(), kNoPP); | 
| -    __ CompareImmediate(R6, VMTag::kScriptTagId, kNoPP); | 
| +    __ CompareImmediate(R6, VMTag::kDartTagId, kNoPP); | 
| __ b(&ok, EQ); | 
| __ Stop("Not coming from Dart code."); | 
| __ Bind(&ok); | 
| @@ -354,7 +354,7 @@ void StubCode::GenerateCallBootstrapCFunctionStub(Assembler* assembler) { | 
| __ mov(CSP, R26); | 
|  | 
| // Mark that the isolate is executing Dart code. | 
| -  __ LoadImmediate(R2, VMTag::kScriptTagId, kNoPP); | 
| +  __ LoadImmediate(R2, VMTag::kDartTagId, kNoPP); | 
| __ StoreToOffset(R2, CTX, Isolate::vm_tag_offset(), kNoPP); | 
|  | 
| // Reset exit frame information in Isolate structure. | 
| @@ -823,7 +823,7 @@ void StubCode::GenerateInvokeDartCodeStub(Assembler* assembler) { | 
| __ Push(R4); | 
|  | 
| // Mark that the isolate is executing Dart code. | 
| -  __ LoadImmediate(R6, VMTag::kScriptTagId, PP); | 
| +  __ LoadImmediate(R6, VMTag::kDartTagId, PP); | 
| __ StoreToOffset(R6, R5, Isolate::vm_tag_offset(), PP); | 
|  | 
| // Save the top exit frame info. Use R6 as a temporary register. | 
| @@ -1830,7 +1830,7 @@ void StubCode::GenerateJumpToExceptionHandlerStub(Assembler* assembler) { | 
| __ mov(R0, R3);  // Exception object. | 
| __ mov(R1, R4);  // StackTrace object. | 
| // Set the tag. | 
| -  __ LoadImmediate(R2, VMTag::kScriptTagId, kNoPP); | 
| +  __ LoadImmediate(R2, VMTag::kDartTagId, kNoPP); | 
| __ StoreToOffset(R2, R5, Isolate::vm_tag_offset(), kNoPP); | 
| // Clear top exit frame. | 
| __ StoreToOffset(ZR, R5, Isolate::top_exit_frame_info_offset(), kNoPP); | 
|  |