X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fvalidate.h;h=478f321d2654a2b238fb45433ba0f7bfe6807f23;hb=929fde778f2e5a422f9bcd8ad5f6dcf1dbfccf15;hp=71278f99bfc56b8a80a317a6fc144e8a0f023821;hpb=e365f2f7a9c66d307b48fee70778f4eaa84bdcc0;p=sbcl.git

diff --git a/src/runtime/validate.h b/src/runtime/validate.h
index 71278f9..478f321 100644
--- a/src/runtime/validate.h
+++ b/src/runtime/validate.h
@@ -17,18 +17,26 @@
 #define   DYNAMIC_SPACE_SIZE (  DYNAMIC_SPACE_END -   DYNAMIC_SPACE_START)
 #define READ_ONLY_SPACE_SIZE (READ_ONLY_SPACE_END - READ_ONLY_SPACE_START)
 #define    STATIC_SPACE_SIZE (   STATIC_SPACE_END -    STATIC_SPACE_START)
-#define THREAD_CONTROL_STACK_SIZE (2*1024*1024)	/* wired elsewhere-watch out */
+#define THREAD_CONTROL_STACK_SIZE (2*1024*1024)	/* eventually this'll be choosable per-thread */
+
+#ifdef LISP_FEATURE_LINKAGE_TABLE
+#define LINKAGE_TABLE_SPACE_SIZE (LINKAGE_TABLE_SPACE_END - LINKAGE_TABLE_SPACE_START)
+#endif
 
 #if !defined(LANGUAGE_ASSEMBLY)
 #include <thread.h>
 #ifdef LISP_FEATURE_STACK_GROWS_DOWNWARD_NOT_UPWARD 
 #define CONTROL_STACK_GUARD_PAGE(th) ((void *)(th->control_stack_start))
+#define CONTROL_STACK_RETURN_GUARD_PAGE(th) (CONTROL_STACK_GUARD_PAGE(th) + os_vm_page_size)
 #else
-#define CONTROL_STACK_GUARD_PAGE(th) (((void *)(th->control_stack_start))+THREAD_CONTROL_STACK_SIZE - os_vm_page_size)
+#define CONTROL_STACK_GUARD_PAGE(th) (((void *)(th->control_stack_end)) - os_vm_page_size)
+#define CONTROL_STACK_RETURN_GUARD_PAGE(th) (CONTROL_STACK_GUARD_PAGE(th) - os_vm_page_size)
 #endif
 
 extern void validate(void);
 extern void protect_control_stack_guard_page(pid_t t_id, int protect_p);
+extern void protect_control_stack_return_guard_page(pid_t t_id, int protect_p);
+extern os_vm_address_t undefined_alien_address;
 #endif
 
 /* note for anyone trying to port an architecture's support files
@@ -36,7 +44,7 @@ extern void protect_control_stack_guard_page(pid_t t_id, int protect_p);
  *
  * CMU CL had architecture-dependent header files included here to
  * define memory map data:
- *   #ifdef __i386__
+ *   #ifdef LISP_FEATURE_X86
  *   #include "x86-validate.h"
  *   #endif
  * and so forth. In SBCL, the memory map data are defined at the Lisp