MIPS: Use the same registers for StoreIC and KeyedStoreIC.

src/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.
 
 
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_MIPS
 
@@ skipping 492 matching lines @@
   __ mov(v0, a0);
   __ bind(&slow);
   GenerateMiss(masm);
 }
 
 
 void KeyedStoreIC::GenerateSloppyArguments(MacroAssembler* masm) {
   Register receiver = ReceiverRegister();
   Register key = NameRegister();
   Register value = ValueRegister();
-  ASSERT(receiver.is(a2));
-  ASSERT(key.is(a1));
   ASSERT(value.is(a0));
 
   Label slow, notin;
   // Store address is returned in register (of MemOperand) mapped_location.
   MemOperand mapped_location = GenerateMappedArgumentsLookup(
       masm, receiver, key, a3, t0, t1, &notin, &slow);
   __ sw(value, mapped_location);
   __ mov(t5, value);
   ASSERT_EQ(mapped_location.offset(), 0);
   __ RecordWrite(a3, mapped_location.rm(), t5,
@@ skipping 36 matching lines @@
 // IC register specifications
 const Register LoadIC::ReceiverRegister() { return a1; }
 const Register LoadIC::NameRegister() { return a2; }
 
 
 const Register StoreIC::ReceiverRegister() { return a1; }
 const Register StoreIC::NameRegister() { return a2; }
 const Register StoreIC::ValueRegister() { return a0; }
 
 
-const Register KeyedStoreIC::ReceiverRegister() { return a2; }
-const Register KeyedStoreIC::NameRegister() { return a1; }
-const Register KeyedStoreIC::ValueRegister() { return a0; }
+const Register KeyedStoreIC::ReceiverRegister() {
+  return StoreIC::ReceiverRegister();
+}
+
+
+const Register KeyedStoreIC::NameRegister() {
+  return StoreIC::NameRegister();
+}
+
+
+const Register KeyedStoreIC::ValueRegister() {
+  return StoreIC::ValueRegister();
+}
+
+
+const Register KeyedStoreIC::MapRegister() {
+  return a3;
+}
 
 
 void KeyedLoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm) {
   // The return address is in ra.
 
   __ Push(ReceiverRegister(), NameRegister());
 
   __ TailCallRuntime(Runtime::kKeyedGetProperty, 2, 1);
 }
 
@@ skipping 389 matching lines @@
   //  -- ra     : return address
   // -----------------------------------
   Label slow, fast_object, fast_object_grow;
   Label fast_double, fast_double_grow;
   Label array, extra, check_if_double_array;
 
   // Register usage.
   Register value = ValueRegister();
   Register key = NameRegister();
   Register receiver = ReceiverRegister();
-  ASSERT(receiver.is(a2));
-  ASSERT(key.is(a1));
   ASSERT(value.is(a0));
   Register receiver_map = a3;
   Register elements_map = t2;
   Register elements = t3;  // Elements array of the receiver.
   // t0 and t1 are used as general scratch registers.
 
   // Check that the key is a smi.
   __ JumpIfNotSmi(key, &slow);
   // Check that the object isn't a smi.
   __ JumpIfSmi(receiver, &slow);
@@ skipping 294 matching lines @@
   } else {
     ASSERT(Assembler::IsBne(branch_instr));
     patcher.ChangeBranchCondition(eq);
   }
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_MIPS