[heap] Switch to 500k pages

src/snapshot/snapshot.h

Index: src/snapshot/snapshot.h
diff --git a/src/snapshot/snapshot.h b/src/snapshot/snapshot.h
index a541592feeea8061670ce21e1964a2244f49c7d0..937edfb8e3056339263417953530a5e2524f8f41 100644
--- a/src/snapshot/snapshot.h
+++ b/src/snapshot/snapshot.h
@@ -67,9 +67,6 @@ class Snapshot : public AllStatic {
 
   static bool EmbedsScript(Isolate* isolate);
 
-  static uint32_t SizeOfFirstPage(Isolate* isolate, AllocationSpace space);
-
-
   // To be implemented by the snapshot source.
   static const v8::StartupData* DefaultSnapshotBlob();
 
@@ -88,7 +85,6 @@ class Snapshot : public AllStatic {
                                                int index);
 
   // Snapshot blob layout:
-  // [0 - 5] pre-calculated first page sizes for paged spaces
   // [6] number of contexts N

[Yang, 2016/08/09 13:26:29]

Please update the indices here.

[Michael Lippautz, 2016/08/09 13:55:32]

Done.

   // [7] offset to context 0
   // [8] offset to context 1
@@ -100,9 +96,7 @@ class Snapshot : public AllStatic {
 
   static const int kNumPagedSpaces = LAST_PAGED_SPACE - FIRST_PAGED_SPACE + 1;

[Yang, 2016/08/09 13:26:29]

Do we still need this constant?

[Michael Lippautz, 2016/08/09 13:55:32]

Removed.

 
-  static const int kFirstPageSizesOffset = 0;
-  static const int kNumberOfContextsOffset =
-      kFirstPageSizesOffset + kNumPagedSpaces * kInt32Size;
+  static const int kNumberOfContextsOffset = 0;
   static const int kFirstContextOffsetOffset =
       kNumberOfContextsOffset + kInt32Size;