[crankshaft] Remove useless HCallJSFunction instruction.

src/crankshaft/mips64/lithium-codegen-mips64.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/crankshaft/mips64/lithium-codegen-mips64.h"
 
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/crankshaft/hydrogen-osr.h"
 #include "src/crankshaft/mips64/lithium-gap-resolver-mips64.h"
@@ skipping 3781 matching lines @@
       Register target = ToRegister(instr->target());
       generator.BeforeCall(__ CallSize(target));
       __ Daddu(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.
-  __ ld(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
-  __ ld(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 1880 matching lines @@
 void LCodeGen::DoStoreFrameContext(LStoreFrameContext* instr) {
   Register context = ToRegister(instr->context());
   __ sd(context, MemOperand(fp, StandardFrameConstants::kContextOffset));
 }
 
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8