MIPS: Cleaned up calling-related methods in the assembler.

src/mips/regexp-macro-assembler-mips.cc

 // Copyright 2006-2010 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 161 matching lines @@
     __ sw(a0, register_location(reg));
   }
 }
 
 
 void RegExpMacroAssemblerMIPS::Backtrack() {
   CheckPreemption();
   // Pop Code* offset from backtrack stack, add Code* and jump to location.
   Pop(a0);
   __ Addu(a0, a0, code_pointer());
-  __ Jump(Operand(a0));
+  __ Jump(a0);
 }
 
 
 void RegExpMacroAssemblerMIPS::Bind(Label* label) {
   __ bind(label);
 }
 
 
 void RegExpMacroAssemblerMIPS::CheckCharacter(uint32_t c, Label* on_equal) {
   BranchOrBacktrack(on_equal, eq, current_character(), Operand(c));
@@ skipping 1038 matching lines @@
   if (stack_alignment < kPointerSize) stack_alignment = kPointerSize;
   // Stack is already aligned for call, so decrement by alignment
   // to make room for storing the return address.
   __ Subu(sp, sp, Operand(stack_alignment));
   __ sw(ra, MemOperand(sp, 0));
   __ mov(a0, sp);
   __ mov(t9, t1);
   __ Call(t9);
   __ lw(ra, MemOperand(sp, 0));
   __ Addu(sp, sp, Operand(stack_alignment));
-  __ Jump(Operand(ra));
+  __ Jump(ra);
 }
 
 
 #undef __
 
 #endif  // V8_INTERPRETED_REGEXP
 
 }}  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_MIPS