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-rw-r--r--gdb/tm-sun3.h31
1 files changed, 30 insertions, 1 deletions
diff --git a/gdb/tm-sun3.h b/gdb/tm-sun3.h
index d7e403f..528794e 100644
--- a/gdb/tm-sun3.h
+++ b/gdb/tm-sun3.h
@@ -1,5 +1,5 @@
/* Parameters for execution on a Sun, for GDB, the GNU debugger.
- Copyright (C) 1986, 1987, 1989 Free Software Foundation, Inc.
+ Copyright (C) 1986, 1987, 1989, 1992 Free Software Foundation, Inc.
This file is part of GDB.
@@ -37,3 +37,32 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#define STACK_END_ADDR USRSTACK
#include "tm-68k.h"
+
+/* Offsets (in target ints) into jmp_buf. Not defined by Sun, but at least
+ documented in a comment in <machine/setjmp.h>! */
+
+#define JB_ELEMENT_SIZE 4
+
+#define JB_ONSSTACK 0
+#define JB_SIGMASK 1
+#define JB_SP 2
+#define JB_PC 3
+#define JB_PSL 4
+#define JB_D2 5
+#define JB_D3 6
+#define JB_D4 7
+#define JB_D5 8
+#define JB_D6 9
+#define JB_D7 10
+#define JB_A2 11
+#define JB_A3 12
+#define JB_A4 13
+#define JB_A5 14
+#define JB_A6 15
+
+/* Figure out where the longjmp will land. Slurp the args out of the stack.
+ We expect the first arg to be a pointer to the jmp_buf structure from which
+ we extract the pc (JB_PC) that we will land at. The pc is copied into ADDR.
+ This routine returns true on success */
+
+#define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR)