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authorSteve Chamberlain <sac@cygnus>1991-11-08 02:22:46 +0000
committerSteve Chamberlain <sac@cygnus>1991-11-08 02:22:46 +0000
commit12f2fd9f1fed0a37bec92d996b871fb40205b351 (patch)
tree6909171b02b92c34c5e8c3648912ecae1a130c05 /gdb/m88k-xdep.c
parent8c7ae4a273445b75e828a0c27a2b31fbeceec041 (diff)
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Fixed S?IP_OFFSETs for the Motorola Delta 88.
Diffstat (limited to 'gdb/m88k-xdep.c')
-rw-r--r--gdb/m88k-xdep.c35
1 files changed, 16 insertions, 19 deletions
diff --git a/gdb/m88k-xdep.c b/gdb/m88k-xdep.c
index 2247b15..5ecd12d 100644
--- a/gdb/m88k-xdep.c
+++ b/gdb/m88k-xdep.c
@@ -31,8 +31,8 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include <signal.h>
#include "gdbcore.h"
#include <sys/user.h>
-#ifndef USER /* added to support BCS ptrace_user */
+#ifndef USER /* added to support BCS ptrace_user */
#define USER ptrace_user
#endif
#include <sys/ioctl.h>
@@ -44,14 +44,20 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "setjmp.h"
#include "value.h"
-/* define offsets to the pc instruction offsets in ptrace_user struct */
-#define SXIP_OFFSET (char *)&u.pt_sigframe.dg_sigframe.sc_sxip - \
- (char *)&u
-
-#define SNIP_OFFSET (char *)&u.pt_sigframe.dg_sigframe.sc_snip - \
- (char *)&u
+#ifdef DELTA88
+#include <sys/ptrace.h>
+/* define offsets to the pc instruction offsets in ptrace_user struct */
+#define SXIP_OFFSET (char *)&u.pt_sigframe.sig_sxip - (char *)&u
+#define SNIP_OFFSET (char *)&u.pt_sigframe.sig_snip - (char *)&u
+#define SFIP_OFFSET (char *)&u.pt_sigframe.sig_sfip - (char *)&u
+#else
+/* define offsets to the pc instruction offsets in ptrace_user struct */
+#define SXIP_OFFSET (char *)&u.pt_sigframe.dg_sigframe.sc_sxip - (char *)&u
+#define SNIP_OFFSET (char *)&u.pt_sigframe.dg_sigframe.sc_snip - (char *)&u
#define SFIP_OFFSET (char *)&u.pt_sigframe.dg_sigframe.sc_sfip - (char *)&u
+#endif
+
extern int have_symbol_file_p();
extern jmp_buf stack_jmp;
@@ -87,11 +93,11 @@ fetch_inferior_registers ()
supply_register (regno, buf);
}
/* now load up registers 36 - 38; special pc registers */
- *(int *) &buf[0] = ptrace (3,inferior_pid,(char *)&u.pt_sigframe.dg_sigframe.sc_sxip - (char *)&u ,0);
+ *(int *) &buf[0] = ptrace (3,inferior_pid,SXIP_OFFSET ,0);
supply_register (SXIP_REGNUM, buf);
- *(int *) &buf[0] = ptrace (3, inferior_pid, (char *)&u.pt_sigframe.dg_sigframe.sc_snip - (char *)&u ,0);
+ *(int *) &buf[0] = ptrace (3, inferior_pid,SNIP_OFFSET,0);
supply_register (SNIP_REGNUM, buf);
- *(int *) &buf[0] = ptrace (3, inferior_pid, (char *)&u.pt_sigframe.dg_sigframe.sc_sfip - (char *)&u ,0);
+ *(int *) &buf[0] = ptrace (3, inferior_pid,SFIP_OFFSET,0);
supply_register (SFIP_REGNUM, buf);
}
@@ -107,18 +113,9 @@ store_inferior_registers (regno)
struct USER u;
-#if defined(BCS)
-#if defined(DGUX)
unsigned int offset = (char *) &u.pt_r0 - (char *) &u;
-#endif /* defined (DGUX) */
-#else
-
- unsigned int offset = (char *) &u.pt_r0 - (char *) &u;
-
-#endif /* defined(BCS) */
-/* offset = ptrace (3, inferior_pid, offset, 0) - KERNEL_U_ADDR; */
regaddr = offset;
if (regno >= 0)