Add %GetCallerJSFunction intrinsic

src/compiler/x64/code-generator-x64.cc

 // Copyright 2013 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/compiler/code-generator.h"
 
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/gap-resolver.h"
 #include "src/compiler/node-matchers.h"
 #include "src/scopes.h"
@@ skipping 608 matching lines @@
           BuildTranslation(instr, -1, 0, OutputFrameStateCombine::Ignore());
       AssembleDeoptimizerCall(deopt_state_id, Deoptimizer::EAGER);
       break;
     }
     case kArchRet:
       AssembleReturn();
       break;
     case kArchStackPointer:
       __ movq(i.OutputRegister(), rsp);
       break;
+    case kArchFramePointer:
+      __ movq(i.OutputRegister(), rbp);
+      break;
     case kArchTruncateDoubleToI: {
       auto result = i.OutputRegister();
       auto input = i.InputDoubleRegister(0);
       auto ool = new (zone()) OutOfLineTruncateDoubleToI(this, result, input);
       __ cvttsd2siq(result, input);
       __ cmpq(result, Immediate(1));
       __ j(overflow, ool->entry());
       __ bind(ool->exit());
       break;
     }
@@ skipping 1071 matching lines @@
     }
   }
   MarkLazyDeoptSite();
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace compiler
 }  // namespace v8