[crankshaft] Remove useless HCallJSFunction instruction.

src/crankshaft/mips/lithium-codegen-mips.cc

 // Copyright 2012 the V8 project authors. All rights reserved.7
 // 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 3578 matching lines @@
       Register target = ToRegister(instr->target());
       generator.BeforeCall(__ CallSize(target));
       __ Addu(target, target, Operand(Code::kHeaderSize - kHeapObjectTag));
       __ Call(target);
     }
     generator.AfterCall();
   }
 }
 
 
-void LCodeGen::DoCallJSFunction(LCallJSFunction* instr) {
-  DCHECK(ToRegister(instr->function()).is(a1));
-  DCHECK(ToRegister(instr->result()).is(v0));
-
-  // Change context.
-  __ lw(cp, FieldMemOperand(a1, JSFunction::kContextOffset));
-
-  // Always initialize new target and number of actual arguments.
-  __ LoadRoot(a3, Heap::kUndefinedValueRootIndex);
-  __ li(a0, Operand(instr->arity()));
-
-  // Load the code entry address
-  __ lw(at, FieldMemOperand(a1, JSFunction::kCodeEntryOffset));
-  __ Call(at);
-
-  RecordSafepointWithLazyDeopt(instr, RECORD_SIMPLE_SAFEPOINT);
-}
-
-
 void LCodeGen::DoCallNewArray(LCallNewArray* instr) {
   DCHECK(ToRegister(instr->context()).is(cp));
   DCHECK(ToRegister(instr->constructor()).is(a1));
   DCHECK(ToRegister(instr->result()).is(v0));
 
   __ li(a0, Operand(instr->arity()));
   if (instr->arity() == 1) {
     // We only need the allocation site for the case we have a length argument.
     // The case may bail out to the runtime, which will determine the correct
     // elements kind with the site.
@@ skipping 1879 matching lines @@
 void LCodeGen::DoStoreFrameContext(LStoreFrameContext* instr) {
   Register context = ToRegister(instr->context());
   __ sw(context, MemOperand(fp, StandardFrameConstants::kContextOffset));
 }
 
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8