First step towards making JumpTarget work on ARM. Instead...

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 399 matching lines @@
   if (top_of_stack_state_ == NO_TOS_REGISTERS) {
     __ add(sp, sp, Operand(kPointerSize));
   } else {
     top_of_stack_state_ = kStateAfterPop[top_of_stack_state_];
   }
   element_count_--;
 }
 
 
 void VirtualFrame::EmitPop(Register reg) {
-  ASSERT(!is_used(reg));
+  ASSERT(!is_used(RegisterAllocator::ToNumber(reg)));
   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_--;
 }
 
 
@@ skipping 232 matching lines @@
     default:
       UNREACHABLE();
       break;
   }
   ASSERT(register_allocation_map_ == 0);  // Not yet implemented.
 }
 
 #undef __
 
 } }  // namespace v8::internal