added collection of fragmentation data

[cacao.git] / mm / allocator2.c

diff --git a/mm/allocator2.c b/mm/allocator2.c
index b3c36f3d5a233fb7b9b3193a45ab4b37afca850f..b31c2b2059ed9c131a05520f123d4a8d33d09573 100644 (file)
--- a/mm/allocator2.c
+++ b/mm/allocator2.c
@@ -6,7 +6,7 @@
  *
  * Authors: Philipp Tomsich     EMAIL: cacao@complang.tuwien.ac.at
  *
- * $Id: allocator2.c 98 1998-11-30 22:04:43Z phil $
+ * $Id: allocator2.c 104 1998-12-09 15:36:04Z phil $
  */
 
 #include "allocator.h"
@@ -259,7 +259,7 @@ allocator_init()
 {
 #if 0
        fprintf(stderr, 
-                       "allocator_init: $Id: allocator2.c 98 1998-11-30 22:04:43Z phil $\n\n");
+                       "allocator_init: $Id: allocator2.c 104 1998-12-09 15:36:04Z phil $\n\n");
        
        fprintf(stderr, "\t%d bit addresses\n", ADDRESS);
        fprintf(stderr, "\t%d bit alignment\n", ALIGN);
@@ -492,6 +492,46 @@ allocator_dump()
        printf("dump complete.\n");
 }
 
+void
+allocator_dump_to_file(FILE* file)
+{
+       int i;
+
+       for (i = 1; i <= 1 << EXACT; ++i) {
+               int                     count = 0;
+               FREE_EXACT*     chunk = freelist_exact[i];
+
+               while (chunk) {
+                       chunk = chunk->next;
+                       ++count;
+               }
+
+               if (count)
+                       fprintf(file, "%d bytes\t%d\n", i * (1 << ALIGN), count);
+       }
+       for (i = 0; i < LARGE << SUBBIT; ++i) {
+               int                     count = 0;
+               int         size = 0;
+               FREE_LARGE*     chunk = freelist_large[i];
+
+               while (chunk) {
+                       if (chunk->size == size) {
+                               count++;
+                       } else {
+                               if (count)
+                                       fprintf(file, "%d bytes\t%d\n", size, count);
+                               size = chunk->size;
+                               count = 1;
+                       }
+
+                       chunk = chunk->next;
+                       ++count;
+               }
+       }
+
+       fprintf(file,"\n");
+       fflush(file);
+}