From 9af9e7faa255951a15773cd3024caf98f3bcb745 Mon Sep 17 00:00:00 2001
From: Andreas Tobler <a.tobler@schweiz.ch>
Date: Wed, 15 Jun 2005 23:25:54 +0200
Subject: [PATCH] os_dep.c: Add FreeBSD/PowerPC bits.

2005-06-15  Andreas Tobler  <a.tobler@schweiz.ch>

	* os_dep.c: Add FreeBSD/PowerPC bits.
	(GC_SysVGetDataStart): Likewise.
	* include/private/gcconfig.h: Likewise.

From-SVN: r100997
---
 boehm-gc/ChangeLog                  |  6 ++++++
 boehm-gc/include/private/gcconfig.h | 20 ++++++++++++++++++++
 boehm-gc/os_dep.c                   |  4 ++--
 3 files changed, 28 insertions(+), 2 deletions(-)

diff --git a/boehm-gc/ChangeLog b/boehm-gc/ChangeLog
index a5e87281450..59bae15d6a2 100644
--- a/boehm-gc/ChangeLog
+++ b/boehm-gc/ChangeLog
@@ -1,3 +1,9 @@
+2005-06-15  Andreas Tobler  <a.tobler@schweiz.ch>
+
+	* os_dep.c: Add FreeBSD/PowerPC bits.
+	(GC_SysVGetDataStart): Likewise.
+	* include/private/gcconfig.h: Likewise.
+
 2005-05-25  Andrew Haley  <aph@redhat.com>
 
 	* include/private/gcconfig.h (HBLKSIZE): Define to 4096 on
diff --git a/boehm-gc/include/private/gcconfig.h b/boehm-gc/include/private/gcconfig.h
index 05b3832c176..c5077e6076f 100644
--- a/boehm-gc/include/private/gcconfig.h
+++ b/boehm-gc/include/private/gcconfig.h
@@ -239,6 +239,10 @@
 #    define POWERPC
 #    define mach_type_known
 # endif
+# if defined(FREEBSD) && (defined(powerpc) || defined(__powerpc__))
+#    define POWERPC
+#    define mach_type_known
+# endif
 # if defined(LINUX) && defined(__mc68000__)
 #    define M68K
 #    define mach_type_known
@@ -798,6 +802,22 @@
          should be looked into some more */
 #     define NO_PTHREAD_TRYLOCK
 #   endif
+#   ifdef FREEBSD
+#       define ALIGNMENT 4
+#       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 char etext[];
+        extern char * GC_FreeBSDGetDataStart();
+#       define DATASTART GC_FreeBSDGetDataStart(0x1000, &etext)
+#   endif
 #   ifdef NETBSD
 #     define ALIGNMENT 4
 #     define OS_TYPE "NETBSD"
diff --git a/boehm-gc/os_dep.c b/boehm-gc/os_dep.c
index c4775c1978b..aadd5b96251 100644
--- a/boehm-gc/os_dep.c
+++ b/boehm-gc/os_dep.c
@@ -80,7 +80,7 @@
 #   define NEED_FIND_LIMIT
 # endif
 
-#if defined(FREEBSD) && defined(I386)
+#if defined(FREEBSD) && (defined(I386) || defined(powerpc) || defined(__powerpc__))
 #  include <machine/trap.h>
 #  if !defined(PCR)
 #    define NEED_FIND_LIMIT
@@ -1387,7 +1387,7 @@ int * etext_addr;
 }
 # endif
 
-# if defined(FREEBSD) && defined(I386) && !defined(PCR)
+# if defined(FREEBSD) && (defined(I386) || defined(powerpc) || defined(__powerpc__)) && !defined(PCR)
 /* Its unclear whether this should be identical to the above, or 	*/
 /* whether it should apply to non-X86 architectures.			*/
 /* For now we don't assume that there is always an empty page after	*/