Simplify the use of the stm instruction on ARM.

src/arm/ic-arm.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 429 matching lines @@
   //  -- r2    : name
   //  -- lr    : return address
   // -----------------------------------
 
   // Get the receiver of the function from the stack.
   __ ldr(r3, MemOperand(sp, argc * kPointerSize));
 
   __ EnterInternalFrame();
 
   // Push the receiver and the name of the function.
-  __ stm(db_w, sp, r2.bit() | r3.bit());
+  __ Push(r3, r2);
 
   // Call the entry.
   __ mov(r0, Operand(2));
   __ mov(r1, Operand(ExternalReference(IC_Utility(kCallIC_Miss))));
 
   CEntryStub stub(1);
   __ CallStub(&stub);
 
   // Move result to r1 and leave the internal frame.
   __ mov(r1, Operand(r0));
@@ skipping 177 matching lines @@
 
 
 void KeyedLoadIC::GenerateMiss(MacroAssembler* masm) {
   // ---------- S t a t e --------------
   //  -- lr     : return address
   //  -- sp[0]  : key
   //  -- sp[4]  : receiver
   // -----------------------------------
 
   __ ldm(ia, sp, r2.bit() | r3.bit());
-  __ stm(db_w, sp, r2.bit() | r3.bit());
+  __ Push(r3, r2);
 
   ExternalReference ref = ExternalReference(IC_Utility(kKeyedLoadIC_Miss));
   __ TailCallExternalReference(ref, 2, 1);
 }
 
 
 void KeyedLoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm) {
   // ---------- S t a t e --------------
   //  -- lr     : return address
   //  -- sp[0]  : key
   //  -- sp[4]  : receiver
   // -----------------------------------
 
   __ ldm(ia, sp, r2.bit() | r3.bit());
-  __ stm(db_w, sp, r2.bit() | r3.bit());
+  __ Push(r3, r2);
 
   __ TailCallRuntime(Runtime::kGetProperty, 2, 1);
 }
 
 
 void KeyedLoadIC::GenerateGeneric(MacroAssembler* masm) {
   // ---------- S t a t e --------------
   //  -- lr     : return address
   //  -- sp[0]  : key
   //  -- sp[4]  : receiver
@@ skipping 97 matching lines @@
   Condition is_string = masm->IsObjectStringType(r1, r2);
   __ b(NegateCondition(is_string), &miss);
 
   // Check if key is a smi or a heap number.
   __ BranchOnSmi(r0, &index_ok);
   __ CheckMap(r0, r2, Factory::heap_number_map(), &miss, false);
 
   __ bind(&index_ok);
   // Duplicate receiver and key since they are expected on the stack after
   // the KeyedLoadIC call.
-  __ stm(db_w, sp, r0.bit() | r1.bit());
+  __ Push(r1, r0);
   __ InvokeBuiltin(Builtins::STRING_CHAR_AT, JUMP_JS);
 
   __ bind(&miss);
   GenerateGeneric(masm);
 }
 
 
 // Convert unsigned integer with specified number of leading zeroes in binary
 // representation to IEEE 754 double.
 // Integer to convert is passed in register hiword.
@@ skipping 295 matching lines @@
   __ ldr(r2, FieldMemOperand(r1, HeapObject::kMapOffset));
 
   // Check that it has indexed interceptor and access checks
   // are not enabled for this object.
   __ ldrb(r3, FieldMemOperand(r2, Map::kBitFieldOffset));
   __ and_(r3, r3, Operand(kSlowCaseBitFieldMask));
   __ cmp(r3, Operand(1 << Map::kHasIndexedInterceptor));
   __ b(ne, &slow);
 
   // Everything is fine, call runtime.
-  __ push(r1);  // receiver
-  __ push(r0);  // key
+  __ Push(r1, r0);  // Receiver, key.
 
   // Perform tail call to the entry.
   __ TailCallExternalReference(ExternalReference(
         IC_Utility(kKeyedLoadPropertyWithInterceptor)), 2, 1);
 
   __ bind(&slow);
   GenerateMiss(masm);
 }
 
 
 void KeyedStoreIC::GenerateMiss(MacroAssembler* masm) {
   // ---------- S t a t e --------------
   //  -- r0     : value
   //  -- lr     : return address
   //  -- sp[0]  : key
   //  -- sp[1]  : receiver
   // -----------------------------------
 
   __ ldm(ia, sp, r2.bit() | r3.bit());
-  __ stm(db_w, sp, r0.bit() | r2.bit() | r3.bit());
+  __ Push(r3, r2, r0);
 
   ExternalReference ref = ExternalReference(IC_Utility(kKeyedStoreIC_Miss));
   __ TailCallExternalReference(ref, 3, 1);
 }
 
 
 void KeyedStoreIC::GenerateRuntimeSetProperty(MacroAssembler* masm) {
   // ---------- S t a t e --------------
   //  -- r0     : value
   //  -- lr     : return address
   //  -- sp[0]  : key
   //  -- sp[1]  : receiver
   // -----------------------------------
   __ ldm(ia, sp, r1.bit() | r3.bit());  // r0 == value, r1 == key, r3 == object
-  __ stm(db_w, sp, r0.bit() | r1.bit() | r3.bit());
+  __ Push(r3, r1, r0);
 
   __ TailCallRuntime(Runtime::kSetProperty, 3, 1);
 }
 
 
 void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm) {
   // ---------- S t a t e --------------
   //  -- r0     : value
   //  -- lr     : return address
   //  -- sp[0]  : key
@@ skipping 533 matching lines @@
 
 
 void StoreIC::GenerateMiss(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0    : value
   //  -- r1    : receiver
   //  -- r2    : name
   //  -- lr    : return address
   // -----------------------------------
 
-  __ push(r1);
-  __ stm(db_w, sp, r2.bit() | r0.bit());
+  __ Push(r1, r2, r0);
 
   // Perform tail call to the entry.
   ExternalReference ref = ExternalReference(IC_Utility(kStoreIC_Miss));
   __ TailCallExternalReference(ref, 3, 1);
 }
 
 
 void StoreIC::GenerateArrayLength(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0    : value
@@ skipping 23 matching lines @@
 
   // Check that elements are FixedArray.
   __ ldr(scratch, FieldMemOperand(receiver, JSArray::kElementsOffset));
   __ CompareObjectType(scratch, scratch, scratch, FIXED_ARRAY_TYPE);
   __ b(ne, &miss);
 
   // Check that value is a smi.
   __ BranchOnNotSmi(value, &miss);
 
   // Prepare tail call to StoreIC_ArrayLength.
-  __ push(receiver);
-  __ push(value);
+  __ Push(receiver, value);
 
   ExternalReference ref = ExternalReference(IC_Utility(kStoreIC_ArrayLength));
   __ TailCallExternalReference(ref, 2, 1);
 
   __ bind(&miss);
 
   GenerateMiss(masm);
 }
 
 
 #undef __
 
 
 } }  // namespace v8::internal