%% $OpenXM: OpenXM_contrib2/asir2000/gc-7.0-risa.diff,v 1.1 2007/11/11 15:54:02 ohara Exp $
%% This patch is based on gc6.5-risa.diff.
diff -urN gc-7.0.orig/alloc.c gc-7.0/alloc.c
--- gc-7.0.orig/alloc.c	2007-06-22 11:40:30.000000000 +0900
+++ gc-7.0/alloc.c	2007-11-09 17:29:38.000000000 +0900
@@ -100,6 +100,7 @@
 GC_bool GC_dont_expand = 0;
 
 word GC_free_space_divisor = 3;
+word GC_free_space_numerator = 1;
 
 extern GC_bool GC_collection_in_progress();
 		/* Collection is in progress, or was abandoned.	*/
@@ -160,9 +161,9 @@
     scan_size = 2 * GC_composite_in_use + GC_atomic_in_use
 		+ total_root_size;
     if (TRUE_INCREMENTAL) {
-        return scan_size / (2 * GC_free_space_divisor);
+        return scan_size * GC_free_space_numerator / (2 * GC_free_space_divisor);
     } else {
-        return scan_size / GC_free_space_divisor;
+        return scan_size * GC_free_space_numerator / GC_free_space_divisor;
     }
 }
 
@@ -451,6 +452,7 @@
 #   if defined(REGISTER_LIBRARIES_EARLY)
         GC_cond_register_dynamic_libraries();
 #   endif
+	GC_timerstart();
     STOP_WORLD();
     IF_THREADS(GC_world_stopped = TRUE);
     if (GC_print_stats) {
@@ -479,6 +481,7 @@
 		    GC_deficit = i; /* Give the mutator a chance. */
                     IF_THREADS(GC_world_stopped = FALSE);
 	            START_WORLD();
+				GC_timerstop();
 	            return(FALSE);
 	    }
 	    if (GC_mark_some((ptr_t)(&dummy))) break;
@@ -503,6 +506,7 @@
     
     IF_THREADS(GC_world_stopped = FALSE);
     START_WORLD();
+    GC_timerstop();
     if (GC_print_stats) {
       GET_TIME(current_time);
       GC_log_printf("World-stopped marking took %lu msecs\n",
@@ -603,6 +607,7 @@
         /* FIXME: Add more checks.				*/
         GC_check_tls();
 #   endif
+	GC_timerstart();
 
     if (GC_print_stats)
       GET_TIME(start_time);
@@ -722,6 +727,7 @@
 	              MS_TIME_DIFF(finalize_time,start_time),
 	              MS_TIME_DIFF(done_time,finalize_time));
     }
+    GC_timerstop();
 }
 
 /* Externally callable routine to invoke full, stop-world collection */
@@ -908,6 +914,9 @@
         if (GC_collect_at_heapsize < GC_heapsize /* wrapped */)
          GC_collect_at_heapsize = (word)(-1);
 #     endif
+#if defined(VISUAL_LIB)
+    SendHeapSize();
+#endif
     return(TRUE);
 }
 
@@ -991,6 +1000,22 @@
     
     if (gran == 0) return(0);
 
+#if defined(VISUAL)
+    {
+#include <signal.h>
+        extern int recv_intr;
+        if ( recv_intr ) {
+            if ( recv_intr == 1 ) {
+                recv_intr = 0;
+                int_handler();
+            } else {
+                recv_intr = 0;
+                ox_usr1_handler(0);
+            }
+        }
+    }
+#endif
+
     while (*flh == 0) {
       ENTER_GC();
       /* Do our share of marking work */
diff -urN gc-7.0.orig/include/private/gc_priv.h gc-7.0/include/private/gc_priv.h
--- gc-7.0.orig/include/private/gc_priv.h	2007-06-24 11:01:15.000000000 +0900
+++ gc-7.0/include/private/gc_priv.h	2007-11-09 17:24:21.000000000 +0900
@@ -161,6 +161,10 @@
 # define MAX_EXTRA_BYTES 0
 #endif
 
+/* Added by ohara */
+# ifndef LARGE_CONFIG
+#   define LARGE_CONFIG
+# endif
 
 # ifndef LARGE_CONFIG
 #   define MINHINCR 16	 /* Minimum heap increment, in blocks of HBLKSIZE  */
diff -urN gc-7.0.orig/include/private/gcconfig.h gc-7.0/include/private/gcconfig.h
--- gc-7.0.orig/include/private/gcconfig.h	2007-06-29 09:00:09.000000000 +0900
+++ gc-7.0/include/private/gcconfig.h	2007-11-09 17:24:21.000000000 +0900
@@ -62,6 +62,13 @@
 # endif
 
 /* Determine the machine type: */
+/* T.Saito */
+# if defined(FREEBSD) && defined(__amd64__)
+#    define X86_64
+#    define mach_type_known
+# endif
+
+/* Determine the machine type: */
 # if defined(__arm__) || defined(__thumb__)
 #    define ARM32
 #    if !defined(LINUX) && !defined(NETBSD)
@@ -1975,6 +1982,28 @@
 #	endif
 #       define DATAEND  /* not needed */
 #   endif
+#   ifdef FREEBSD /* T.Saito */
+#       define OS_TYPE "FREEBSD"
+#       ifndef GC_FREEBSD_THREADS
+#           define MPROTECT_VDB
+#       endif
+#       define SIG_SUSPEND SIGUSR1
+#       define SIG_THR_RESTART SIGUSR2
+#       define FREEBSD_STACKBOTTOM
+#       ifdef __ELF__
+#           define DYNAMIC_LOADING
+#       endif
+	extern int _etext[];
+        extern char etext[];
+	extern char edata[];
+	extern char end[];
+        extern char * GC_FreeBSDGetDataStart();
+#	define DATASTART ((ptr_t)((((word) (_etext)) + 0xfff) & ~0xfff))
+#	define NEED_FIND_LIMIT
+#	define DATAEND (GC_find_limit (DATASTART, TRUE))
+#	define DATASTART2 ((ptr_t)(&edata))
+#	define DATAEND2 ((ptr_t)(&end))
+#   endif /* end T.Saito */
 # endif
 
 #if defined(LINUX) && defined(USE_MMAP)
diff -urN gc-7.0.orig/reclaim.c gc-7.0/reclaim.c
--- gc-7.0.orig/reclaim.c	2007-06-07 09:24:17.000000000 +0900
+++ gc-7.0/reclaim.c	2007-11-09 17:32:31.000000000 +0900
@@ -577,7 +577,7 @@
 	
     if (GC_print_stats == VERBOSE)
 	GET_TIME(start_time);
-    
+    GC_timerstart();    
     for (kind = 0; kind < GC_n_kinds; kind++) {
     	ok = &(GC_obj_kinds[kind]);
     	rlp = ok -> ok_reclaim_list;
@@ -599,6 +599,7 @@
             }
         }
     }
+    GC_timerstop();
     if (GC_print_stats == VERBOSE) {
 	GET_TIME(done_time);
 	GC_log_printf("Disposing of reclaim lists took %lu msecs\n",