[pypy-commit] pypy use-mmap: Windows support

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: use-mmap
Changeset: r85654:7b5ec14900f0
Date: 2016-07-11 14:34 +0200
http://bitbucket.org/pypy/pypy/changeset/7b5ec14900f0/

Log:	Windows support

diff --git a/rpython/rlib/rmmap.py b/rpython/rlib/rmmap.py
--- a/rpython/rlib/rmmap.py
+++ b/rpython/rlib/rmmap.py
@@ -926,4 +926,12 @@
     def free(ptr, map_size):
         VirtualFree_safe(ptr, 0, MEM_RELEASE)
 
-# register_external here?
+    def allocate_memory_chunk(map_size):
+        # used by the memory allocator (in llarena.py, from minimarkpage.py)
+        null = lltype.nullptr(rffi.VOIDP.TO)
+        return VirtualAlloc_safe(null, map_size, MEM_COMMIT | MEM_RESERVE,
+                                 PAGE_READWRITE)
+
+    def free_memory_chunk(addr, map_size):
+        # used by the memory allocator (in llarena.py, from minimarkpage.py)
+        VirtualFree_safe(addr, 0, MEM_RELEASE)