PPC: [interpreter] Add Interpreter{Entry,Exit}Trampoline builtins. Port c5dd553cf3a44cd8c17958a5951…

src/compiler/ppc/linkage-ppc.cc

 // Copyright 2014 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/assembler.h"
 #include "src/code-stubs.h"
 #include "src/compiler/linkage.h"
 #include "src/compiler/linkage-impl.h"
 #include "src/zone.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 struct PPCLinkageHelperTraits {
   static Register ReturnValueReg() { return r3; }
   static Register ReturnValue2Reg() { return r4; }
   static Register JSCallFunctionReg() { return r4; }
   static Register ContextReg() { return cp; }
-  static Register InterpreterBytecodeOffsetReg() { return r14; }
-  static Register InterpreterBytecodeArrayReg() { return r15; }
-  static Register InterpreterDispatchTableReg() { return r16; }
+  static Register InterpreterBytecodeOffsetReg() {
+    return kInterpreterBytecodeOffsetRegister;
+  }
+  static Register InterpreterBytecodeArrayReg() {
+    return kInterpreterBytecodeArrayRegister;
+  }
+  static Register InterpreterDispatchTableReg() {
+    return kInterpreterDispatchTableRegister;
+  }
   static Register RuntimeCallFunctionReg() { return r4; }
   static Register RuntimeCallArgCountReg() { return r3; }
 };
 
 
 typedef LinkageHelper<PPCLinkageHelperTraits> LH;
 
 CallDescriptor* Linkage::GetJSCallDescriptor(Zone* zone, bool is_osr,
                                              int parameter_count,
                                              CallDescriptor::Flags flags) {
@@ skipping 19 matching lines @@
 }
 
 
 CallDescriptor* Linkage::GetInterpreterDispatchDescriptor(Zone* zone) {
   return LH::GetInterpreterDispatchDescriptor(zone);
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8