[interpreter] Change interpreter to use an BytecodeArray pointer and and offset.

src/compiler/arm64/linkage-arm64.cc

Index: src/compiler/arm64/linkage-arm64.cc
diff --git a/src/compiler/arm64/linkage-arm64.cc b/src/compiler/arm64/linkage-arm64.cc
index a82b8c8450a61ad70ec3d68fe6bb4c84672e37ad..4a601efb22fddaaf84fb74a1519b4a0ba47e036f 100644
--- a/src/compiler/arm64/linkage-arm64.cc
+++ b/src/compiler/arm64/linkage-arm64.cc
@@ -17,8 +17,9 @@ struct Arm64LinkageHelperTraits {
   static Register ReturnValue2Reg() { return x1; }
   static Register JSCallFunctionReg() { return x1; }
   static Register ContextReg() { return cp; }
-  static Register InterpreterBytecodePointerReg() { return x19; }
-  static Register InterpreterDispatchTableReg() { return x20; }
+  static Register InterpreterBytecodeOffsetReg() { return x19; }
+  static Register InterpreterBytecodeArrayReg() { return x20; }
+  static Register InterpreterDispatchTableReg() { return x21; }
   static Register RuntimeCallFunctionReg() { return x1; }
   static Register RuntimeCallArgCountReg() { return x0; }
   static RegList CCalleeSaveRegisters() {