MIPS: Make _CallFunction proxy-aware.

src/mips/lithium-codegen-mips.cc

 // Copyright 2011 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 3153 matching lines @@
   Handle<Code> ic =
       isolate()->stub_cache()->ComputeCallInitialize(arity, mode);
   __ li(a2, Operand(instr->name()));
   CallCode(ic, mode, instr);
   // Restore context register.
   __ lw(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
 }
 
 
 void LCodeGen::DoCallFunction(LCallFunction* instr) {
+  ASSERT(ToRegister(instr->function()).is(a1));
   ASSERT(ToRegister(instr->result()).is(v0));
 
   int arity = instr->arity();
   CallFunctionStub stub(arity, NO_CALL_FUNCTION_FLAGS);
   CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
-  __ Drop(1);
   __ lw(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
 }
 
 
 void LCodeGen::DoCallGlobal(LCallGlobal* instr) {
   ASSERT(ToRegister(instr->result()).is(v0));
 
   int arity = instr->arity();
   RelocInfo::Mode mode = RelocInfo::CODE_TARGET_CONTEXT;
   Handle<Code> ic =
@@ skipping 1429 matching lines @@
   ASSERT(!environment->HasBeenRegistered());
   RegisterEnvironmentForDeoptimization(environment);
   ASSERT(osr_pc_offset_ == -1);
   osr_pc_offset_ = masm()->pc_offset();
 }
 
 
 #undef __
 
 } }  // namespace v8::internal