Changed the way, used blocks are managed

git-svn-id: svn://svn.cc65.org/cc65/trunk@3340 b7a2c559-68d2-44c3-8de9-860c34a00d81
2004-12-19 23:09:38 +00:00
parent 49d1a47269
commit e55a4bcfd4
5 changed files with 83 additions and 41 deletions
--- a/asminc/_heap.inc
+++ b/asminc/_heap.inc
@@ -13,12 +13,19 @@
 ; probably not work.
 .struct freeblock
        size    .word
-        next    .word
-        prev    .word
+        next    .addr
+        prev    .addr
+.endstruct
+
+; Struct usedblock
+; See notes above
+.struct usedblock
+        size    .word
+        start   .addr
 .endstruct

-HEAP_ADMIN_SPACE    = 2
 HEAP_MIN_BLOCKSIZE  = .sizeof (freeblock)   ; Minimum size of an allocated block
+HEAP_ADMIN_SPACE    = .sizeof (usedblock)   ; Additional space for used bocks

 ; Variables
 .global         __heaporg