* syntax.c (Fchar_syntax): Minor doc fix (Bug#119).

[gnu-emacs] / src / alloc.c

diff --git a/src/alloc.c b/src/alloc.c
index 9fe78e880601d2f653f275b5213c1dbca80d032c..d11eff3d387704e6b29796a930be378273df0cf1 100644 (file)
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -1,6 +1,6 @@
 /* Storage allocation and gc for GNU Emacs Lisp interpreter.
    Copyright (C) 1985, 1986, 1988, 1993, 1994, 1995, 1997, 1998, 1999,
-      2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
+      2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
       Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
@@ -2643,7 +2643,7 @@ make_float (float_value)
 
   MALLOC_UNBLOCK_INPUT;
 
-  XFLOAT_DATA (val) = float_value;
+  XFLOAT_INIT (val, float_value);
   eassert (!FLOAT_MARKED_P (XFLOAT (val)));
   consing_since_gc += sizeof (struct Lisp_Float);
   floats_consed++;
@@ -4488,7 +4488,12 @@ mark_stack ()
      needed on ia64 too.  See mach_dep.c, where it also says inline
      assembler doesn't work with relevant proprietary compilers.  */
 #ifdef __sparc__
+#if defined (__sparc64__) && defined (__FreeBSD__)
+  /* FreeBSD does not have a ta 3 handler.  */
+  asm ("flushw");
+#else
   asm ("ta 3");
+#endif
 #endif
 
   /* Save registers that we need to see on the stack.  We need to see
@@ -4845,7 +4850,7 @@ make_pure_float (num)
 
   p = (struct Lisp_Float *) pure_alloc (sizeof *p, Lisp_Float);
   XSETFLOAT (new, p);
-  XFLOAT_DATA (new) = num;
+  XFLOAT_INIT (new, num);
   return new;
 }
 
@@ -5366,6 +5371,34 @@ mark_vectorlike (ptr)
   return 1;
 }
 
+/* Like mark_vectorlike but optimized for char-tables (and
+   sub-char-tables) assuming that the contents are mostly integers or
+   symbols.  */
+
+static void
+mark_char_table (ptr)
+     struct Lisp_Vector *ptr;
+{
+  register EMACS_INT size = ptr->size & PSEUDOVECTOR_SIZE_MASK;
+  register int i;
+
+  VECTOR_MARK (ptr);
+  for (i = 0; i < size; i++)
+    {
+      Lisp_Object val = ptr->contents[i];
+
+      if (INTEGERP (val) || SYMBOLP (val) && XSYMBOL (val)->gcmarkbit)
+       continue;
+      if (SUB_CHAR_TABLE_P (val))
+       {
+         if (! VECTOR_MARKED_P (XVECTOR (val)))
+           mark_char_table (XVECTOR (val));
+       }
+      else
+       mark_object (val);
+    }
+}
+
 void
 mark_object (arg)
      Lisp_Object arg;
@@ -5528,6 +5561,11 @@ mark_object (arg)
                VECTOR_MARK (XVECTOR (h->key_and_value));
            }
        }
+      else if (CHAR_TABLE_P (obj))
+       {
+         if (! VECTOR_MARKED_P (XVECTOR (obj)))
+           mark_char_table (XVECTOR (obj));
+       }
       else
        mark_vectorlike (XVECTOR (obj));
       break;