Store frame pointers

src/mirror-debugger.js

 // Copyright 2006-2012 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.
 
 // Handle id counters.
 var next_handle_ = 0;
 var next_transient_handle_ = -1;
 
 // Mirror cache.
 var mirror_cache_ = [];
@@ skipping 1510 matching lines @@
 
 
 var kFrameDetailsFrameIdIndex = 0;
 var kFrameDetailsReceiverIndex = 1;
 var kFrameDetailsFunctionIndex = 2;
 var kFrameDetailsArgumentCountIndex = 3;
 var kFrameDetailsLocalCountIndex = 4;
 var kFrameDetailsSourcePositionIndex = 5;
 var kFrameDetailsConstructCallIndex = 6;
 var kFrameDetailsAtReturnIndex = 7;
-var kFrameDetailsFlagsIndex = 8;
-var kFrameDetailsFirstDynamicIndex = 9;
+var kFrameDetailsFramePointerHighIndex = 8;
+var kFrameDetailsFramePointerLowIndex = 9;
+var kFrameDetailsFlagsIndex = 10;
+var kFrameDetailsFirstDynamicIndex = 11;
 
 var kFrameDetailsNameIndex = 0;
 var kFrameDetailsValueIndex = 1;
 var kFrameDetailsNameValueSize = 2;
 
 var kFrameDetailsFlagDebuggerFrameMask = 1 << 0;
 var kFrameDetailsFlagOptimizedFrameMask = 1 << 1;
 var kFrameDetailsFlagInlinedFrameIndexMask = 7 << 2;
 
 /**
@@ skipping 44 matching lines @@
   %CheckExecutionState(this.break_id_);
   return this.details_[kFrameDetailsConstructCallIndex];
 };
 
 
 FrameDetails.prototype.isAtReturn = function() {
   %CheckExecutionState(this.break_id_);
   return this.details_[kFrameDetailsAtReturnIndex];
 };
 
+FrameDetails.prototype.framePointerHigh = function() {
+
+  %CheckExecutionState(this.break_id_);
+  return this.details_[kFrameDetailsFramePointerHighIndex];
+};
+
+
+FrameDetails.prototype.framePointerLow = function() {
+  %CheckExecutionState(this.break_id_);
+  return this.details_[kFrameDetailsFramePointerLowIndex];
+};
+
 
 FrameDetails.prototype.isDebuggerFrame = function() {
   %CheckExecutionState(this.break_id_);
   var f = kFrameDetailsFlagDebuggerFrameMask;
   return (this.details_[kFrameDetailsFlagsIndex] & f) == f;
 };
 
 
 FrameDetails.prototype.isOptimizedFrame = function() {
   %CheckExecutionState(this.break_id_);
@@ skipping 1270 matching lines @@
   }
   if (!NUMBER_IS_FINITE(value)) {
     if (value > 0) {
       return 'Infinity';
     } else {
       return '-Infinity';
     }
   }
   return value;
 }