[rvm-research] [PATCH] enlarge org.mmtk.utility.heap.layout.Mmapper()'s second

This method's second parameter 'pages' is of type int, which can not fit
64-bit VM.
---
 MMTk/src/org/mmtk/policy/Space.java                          | 2 +-
 MMTk/src/org/mmtk/utility/heap/layout/ByteMapMmapper.java    | 2 +-
 MMTk/src/org/mmtk/utility/heap/layout/FragmentedMmapper.java | 2 +-
 MMTk/src/org/mmtk/utility/heap/layout/Mmapper.java           | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/MMTk/src/org/mmtk/policy/Space.java
b/MMTk/src/org/mmtk/policy/Space.java
index cddf3a8..c9bca2c 100644
--- a/MMTk/src/org/mmtk/policy/Space.java
+++ b/MMTk/src/org/mmtk/policy/Space.java
@@ -653,7 +653,7 @@ public abstract class Space {
           Log.write("->");
           Log.writeln(space.start.plus(space.extent.minus(1)));
         }
-        HeapLayout.mmapper.ensureMapped(space.start, space.extent.toInt()
>> LOG_BYTES_IN_PAGE);
+        HeapLayout.mmapper.ensureMapped(space.start, space.extent.toLong()
>> LOG_BYTES_IN_PAGE);
       }
     }
   }
diff --git a/MMTk/src/org/mmtk/utility/heap/layout/ByteMapMmapper.java
b/MMTk/src/org/mmtk/utility/heap/layout/ByteMapMmapper.java
index bfba4c1..6c75a02 100644
--- a/MMTk/src/org/mmtk/utility/heap/layout/ByteMapMmapper.java
+++ b/MMTk/src/org/mmtk/utility/heap/layout/ByteMapMmapper.java
@@ -136,7 +136,7 @@ public final class ByteMapMmapper extends Mmapper {
    * @param pages The size of the range to be mapped, in pages
    */
   @Override
-  public void ensureMapped(Address start, int pages) {
+  public void ensureMapped(Address start, long pages) {
     int startChunk = addressToMmapChunksDown(start);
     int endChunk =
addressToMmapChunksUp(start.plus(Conversions.pagesToBytes(pages)));
     for (int chunk = startChunk; chunk < endChunk; chunk++) {
diff --git a/MMTk/src/org/mmtk/utility/heap/layout/FragmentedMmapper.java
b/MMTk/src/org/mmtk/utility/heap/layout/FragmentedMmapper.java
index 3380d0a..c53a7ba 100644
--- a/MMTk/src/org/mmtk/utility/heap/layout/FragmentedMmapper.java
+++ b/MMTk/src/org/mmtk/utility/heap/layout/FragmentedMmapper.java
@@ -379,7 +379,7 @@ public final class FragmentedMmapper extends Mmapper {
    * @param pages The size of the range to be mapped, in pages
    */
   @Override
-  public void ensureMapped(Address start, int pages) {
+  public void ensureMapped(Address start, long pages) {
     if (STATS) mapCounter.inc();
     final Address end = start.plus(Conversions.pagesToBytes(pages));
     if (VERBOSE) {
diff --git a/MMTk/src/org/mmtk/utility/heap/layout/Mmapper.java
b/MMTk/src/org/mmtk/utility/heap/layout/Mmapper.java
index 886dd85..dd70efc 100644
--- a/MMTk/src/org/mmtk/utility/heap/layout/Mmapper.java
+++ b/MMTk/src/org/mmtk/utility/heap/layout/Mmapper.java
@@ -59,7 +59,7 @@ public abstract class Mmapper {
    * @param start The start of the range to be mapped.
    * @param pages The size of the range to be mapped, in pages
    */
-  public abstract void ensureMapped(Address start, int pages);
+  public abstract void ensureMapped(Address start, long pages);

   /**
    * Is the page occupied by this object mapped ?
-- 
2.7.4

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