Update some switchable call stub names and comments.

runtime/vm/stub_code_x64.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"
 #if defined(TARGET_ARCH_X64)
 
 #include "vm/assembler.h"
 #include "vm/compiler.h"
 #include "vm/dart_entry.h"
@@ skipping 1993 matching lines @@
   __ movq(left, Address(RSP, 2 * kWordSize));
   __ movq(right, Address(RSP, 1 * kWordSize));
   GenerateIdenticalWithNumberCheckStub(assembler, left, right);
   __ ret();
 }
 
 
 // Called from megamorphic calls.
 //  RDI: receiver
 //  RBX: MegamorphicCache (preserved)
-// Result:
+// Passed to target:
 //  CODE_REG: target Code
 //  R10: arguments descriptor
-void StubCode::GenerateMegamorphicLookupStub(Assembler* assembler) {
+void StubCode::GenerateMegamorphicCallStub(Assembler* assembler) {
   __ NoMonomorphicCheckedEntry();
 
   // Jump if receiver is a smi.
   Label smi_case;
   __ testq(RDI, Immediate(kSmiTagMask));
   // Jump out of line for smi case.
   __ j(ZERO, &smi_case, Assembler::kNearJump);
 
   // Loads the cid of the object.
   __ LoadClassId(RAX, RDI);
@@ skipping 49 matching lines @@
   // Load cid for the Smi case.
   __ Bind(&smi_case);
   __ movq(RAX, Immediate(kSmiCid));
   __ jmp(&cid_loaded);
 }
 
 
 // Called from switchable IC calls.
 //  RDI: receiver
 //  RBX: ICData (preserved)
-// Result:
+// Passed to target:
 //  CODE_REG: target Code object
 //  R10: arguments descriptor
-void StubCode::GenerateICLookupThroughFunctionStub(Assembler* assembler) {
+void StubCode::GenerateICCallThroughFunctionStub(Assembler* assembler) {
   __ NoMonomorphicCheckedEntry();
 
   Label loop, found, miss;
 
   __ movq(R13, FieldAddress(RBX, ICData::ic_data_offset()));
   __ movq(R10, FieldAddress(RBX, ICData::arguments_descriptor_offset()));
   __ leaq(R13, FieldAddress(R13, Array::data_offset()));
   // R13: first IC entry
   __ LoadTaggedClassIdMayBeSmi(RAX, RDI);
   // RAX: receiver cid as Smi
@@ skipping 19 matching lines @@
   __ jmp(RCX);
 
   __ Bind(&miss);
   __ LoadIsolate(RAX);
   __ movq(CODE_REG, Address(RAX, Isolate::ic_miss_code_offset()));
   __ movq(RCX, FieldAddress(CODE_REG, Code::entry_point_offset()));
   __ jmp(RCX);
 }
 
 
-void StubCode::GenerateICLookupThroughCodeStub(Assembler* assembler) {
+void StubCode::GenerateICCallThroughCodeStub(Assembler* assembler) {
   __ NoMonomorphicCheckedEntry();
 
   Label loop, found, miss;
 
   __ movq(R13, FieldAddress(RBX, ICData::ic_data_offset()));
   __ movq(R10, FieldAddress(RBX, ICData::arguments_descriptor_offset()));
   __ leaq(R13, FieldAddress(R13, Array::data_offset()));
   // R13: first IC entry
   __ LoadTaggedClassIdMayBeSmi(RAX, RDI);
   // RAX: receiver cid as Smi
@@ skipping 47 matching lines @@
 }
 
 
 void StubCode::GenerateFrameAwaitingMaterializationStub(Assembler* assembler) {
   __ int3();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_X64