Change the LoadIC calling convention so that the receiver...

src/arm/virtual-frame-arm.cc

 // Copyright 2009 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 250 matching lines @@
   Forget(arg_count + 1);
   ASSERT(cgen()->HasValidEntryRegisters());
   ParameterCount count(arg_count);
   __ InvokeFunction(r1, count, CALL_FUNCTION);
   // Restore the context.
   __ ldr(cp, Context());
 }
 
 
 void VirtualFrame::CallRuntime(Runtime::Function* f, int arg_count) {
+  ASSERT(SpilledScope::is_spilled());
   Forget(arg_count);
   ASSERT(cgen()->HasValidEntryRegisters());
   __ CallRuntime(f, arg_count);
 }
 
 
 void VirtualFrame::CallRuntime(Runtime::FunctionId id, int arg_count) {
   Forget(arg_count);
   ASSERT(cgen()->HasValidEntryRegisters());
   __ CallRuntime(id, arg_count);
@@ skipping 108 matching lines @@
   if (top_of_stack_state_ == NO_TOS_REGISTERS) {
     __ pop(reg);
   } else {
     __ mov(reg, kTopRegister[top_of_stack_state_]);
     top_of_stack_state_ = kStateAfterPop[top_of_stack_state_];
   }
   element_count_--;
 }
 
 
+void VirtualFrame::SpillAllButCopyTOSToR0() {
+  switch (top_of_stack_state_) {
+    case NO_TOS_REGISTERS:
+      __ ldr(r0, MemOperand(sp, 0));
+      break;
+    case R0_TOS:
+      __ push(r0);
+      break;
+    case R1_TOS:
+      __ push(r1);
+      __ mov(r0, r1);
+      break;
+    case R0_R1_TOS:
+      __ Push(r1, r0);
+      break;
+    case R1_R0_TOS:
+      __ Push(r0, r1);
+      __ mov(r0, r1);
+      break;
+    default:
+      UNREACHABLE();
+  }
+  top_of_stack_state_ = NO_TOS_REGISTERS;
+}
+
+
 Register VirtualFrame::Peek() {
   AssertIsNotSpilled();
   if (top_of_stack_state_ == NO_TOS_REGISTERS) {
     top_of_stack_state_ = kStateAfterPush[top_of_stack_state_];
     Register answer = kTopRegister[top_of_stack_state_];
     __ pop(answer);
     return answer;
   } else {
     return kTopRegister[top_of_stack_state_];
   }
@@ skipping 105 matching lines @@
     default:
       UNREACHABLE();
       break;
   }
   ASSERT(register_allocation_map_ == 0);  // Not yet implemented.
 }
 
 #undef __
 
 } }  // namespace v8::internal