Remove obsolete BACKING_STORE_ALIGNMENT/DISPLACEMENT macros for Linux/IA64

* include/private/gcconfig.h (BACKING_STORE_ALIGNMENT,
BACKING_STORE_DISPLACEMENT): Remove unused macro for linux/ia64;
update adjacent comment.

diff --git a/include/private/gcconfig.h b/include/private/gcconfig.h
index f866cc4ed8cc46c2af54bdbc128f79540d309e30..5aaf5503a11b3e6345d32b031ff19539dc51b5eb 100644 (file)
--- a/include/private/gcconfig.h
+++ b/include/private/gcconfig.h
@@ -1857,11 +1857,7 @@
         /* This does not work on NUE:                           */
 #       define LINUX_STACKBOTTOM
         /* We also need the base address of the register stack  */
-        /* backing store.  This is computed in                  */
-        /* GC_linux_register_stack_base based on the following  */
-        /* constants:                                           */
-#       define BACKING_STORE_ALIGNMENT 0x100000
-#       define BACKING_STORE_DISPLACEMENT 0x80000000
+        /* backing store.                                       */
         extern ptr_t GC_register_stackbottom;
 #       define BACKING_STORE_BASE GC_register_stackbottom
 #       define SEARCH_FOR_DATA_START