[runtime] TailCallRuntime and CallRuntime should use default argument counts

src/ic/mips/ic-mips.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.
 
 #if V8_TARGET_ARCH_MIPS
 
 #include "src/codegen.h"
 #include "src/ic/ic.h"
 #include "src/ic/ic-compiler.h"
 #include "src/ic/stub-cache.h"
@@ skipping 298 matching lines @@
   // The return address is in ra.
   Isolate* isolate = masm->isolate();
 
   DCHECK(!AreAliased(t0, t1, LoadWithVectorDescriptor::SlotRegister(),
                      LoadWithVectorDescriptor::VectorRegister()));
   __ IncrementCounter(isolate->counters()->load_miss(), 1, t0, t1);
 
   LoadIC_PushArgs(masm);
 
   // Perform tail call to the entry.
-  int arg_count = 4;
-  __ TailCallRuntime(Runtime::kLoadIC_Miss, arg_count);
+  __ TailCallRuntime(Runtime::kLoadIC_Miss);
 }
 
 
 void LoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm,
                                         LanguageMode language_mode) {
   // The return address is in ra.
 
   __ mov(LoadIC_TempRegister(), LoadDescriptor::ReceiverRegister());
   __ Push(LoadIC_TempRegister(), LoadDescriptor::NameRegister());
 
   // Do tail-call to runtime routine.
   __ TailCallRuntime(is_strong(language_mode) ? Runtime::kGetPropertyStrong
-                                              : Runtime::kGetProperty,
-                     2);
+                                              : Runtime::kGetProperty);
 }
 
 
 void KeyedLoadIC::GenerateMiss(MacroAssembler* masm) {
   // The return address is in ra.
   Isolate* isolate = masm->isolate();
 
   DCHECK(!AreAliased(t0, t1, LoadWithVectorDescriptor::SlotRegister(),
                      LoadWithVectorDescriptor::VectorRegister()));
   __ IncrementCounter(isolate->counters()->keyed_load_miss(), 1, t0, t1);
 
   LoadIC_PushArgs(masm);
 
   // Perform tail call to the entry.
-  int arg_count = 4;
-  __ TailCallRuntime(Runtime::kKeyedLoadIC_Miss, arg_count);
+  __ TailCallRuntime(Runtime::kKeyedLoadIC_Miss);
 }
 
 
 void KeyedLoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm,
                                              LanguageMode language_mode) {
   // The return address is in ra.
 
   __ Push(LoadDescriptor::ReceiverRegister(), LoadDescriptor::NameRegister());
 
   // Do tail-call to runtime routine.
   __ TailCallRuntime(is_strong(language_mode) ? Runtime::kKeyedGetPropertyStrong
-                                              : Runtime::kKeyedGetProperty,
-                     2);
+                                              : Runtime::kKeyedGetProperty);
 }
 
 
 void KeyedLoadIC::GenerateMegamorphic(MacroAssembler* masm,
                                       LanguageMode language_mode) {
   // The return address is in ra.
   Label slow, check_name, index_smi, index_name, property_array_property;
   Label probe_dictionary, check_number_dictionary;
 
   Register key = LoadDescriptor::NameRegister();
@@ skipping 368 matching lines @@
   __ Push(StoreDescriptor::ReceiverRegister(), StoreDescriptor::NameRegister(),
           StoreDescriptor::ValueRegister(),
           VectorStoreICDescriptor::SlotRegister(),
           VectorStoreICDescriptor::VectorRegister());
 }
 
 
 void KeyedStoreIC::GenerateMiss(MacroAssembler* masm) {
   StoreIC_PushArgs(masm);
 
-  __ TailCallRuntime(Runtime::kKeyedStoreIC_Miss, 5);
+  __ TailCallRuntime(Runtime::kKeyedStoreIC_Miss);
 }
 
 
 void StoreIC::GenerateMegamorphic(MacroAssembler* masm) {
   Register receiver = StoreDescriptor::ReceiverRegister();
   Register name = StoreDescriptor::NameRegister();
   DCHECK(receiver.is(a1));
   DCHECK(name.is(a2));
   DCHECK(StoreDescriptor::ValueRegister().is(a0));
 
   // Get the receiver from the stack and probe the stub cache.
   Code::Flags flags = Code::RemoveTypeAndHolderFromFlags(
       Code::ComputeHandlerFlags(Code::STORE_IC));
   masm->isolate()->stub_cache()->GenerateProbe(masm, Code::STORE_IC, flags,
                                                receiver, name, a3, t0, t1, t2);
 
   // Cache miss: Jump to runtime.
   GenerateMiss(masm);
 }
 
 
 void StoreIC::GenerateMiss(MacroAssembler* masm) {
   StoreIC_PushArgs(masm);
 
   // Perform tail call to the entry.
-  __ TailCallRuntime(Runtime::kStoreIC_Miss, 5);
+  __ TailCallRuntime(Runtime::kStoreIC_Miss);
 }
 
 
 void StoreIC::GenerateNormal(MacroAssembler* masm) {
   Label miss;
   Register receiver = StoreDescriptor::ReceiverRegister();
   Register name = StoreDescriptor::NameRegister();
   Register value = StoreDescriptor::ValueRegister();
   Register dictionary = t1;
   DCHECK(receiver.is(a1));
@@ skipping 137 matching lines @@
       break;
     default:
       UNIMPLEMENTED();
   }
   patcher.ChangeBranchCondition(branch_instr, opcode);
 }
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_MIPS