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authorJim Kingdon <jkingdon@engr.sgi.com>1994-03-19 17:51:39 +0000
committerJim Kingdon <jkingdon@engr.sgi.com>1994-03-19 17:51:39 +0000
commit1732fbd47ae938e02720801967b6dd9c3f489ba6 (patch)
tree987e253d582a9b70357d5180cd8e33cdc3622fa8
parent00806436cdfc323bfa857e5266e01142ff911eae (diff)
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* cisco-core.c: New file.
-rw-r--r--bfd/cisco-core.c63
1 files changed, 60 insertions, 3 deletions
diff --git a/bfd/cisco-core.c b/bfd/cisco-core.c
index f49b2d3..6fec38a 100644
--- a/bfd/cisco-core.c
+++ b/bfd/cisco-core.c
@@ -21,6 +21,9 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"
+/* core_file_failing_signal returns a host signal (this probably should
+ be fixed). */
+#include <signal.h>
#define CRASH_INFO (0xffc)
#define CRASH_MAGIC 0xdead1234
@@ -129,9 +132,63 @@ cisco_core_file_p (abfd)
abfd->tdata.cisco_core_data->sig = 0;
break;
case CRASH_REASON_EXCEPTION:
- /* Crash occured due to CPU exception.
- FIXME: convert cpu_vector to a signal number. */
- abfd->tdata.cisco_core_data->sig = 0;
+ /* Crash occured due to CPU exception. */
+
+ /* This is 68k-specific; for MIPS we'll need to interpret
+ cpu_vector differently based on the target configuration
+ (since CISCO core files don't seem to have the processor
+ encoded in them). */
+
+ switch (bfd_get_32 (abfd, crashinfo.cpu_vector))
+ {
+ /* bus error */
+ case 2 : abfd->tdata.cisco_core_data->sig = SIGBUS; break;
+ /* address error */
+ case 3 : abfd->tdata.cisco_core_data->sig = SIGBUS; break;
+ /* illegal instruction */
+ case 4 : abfd->tdata.cisco_core_data->sig = SIGILL; break;
+ /* zero divide */
+ case 5 : abfd->tdata.cisco_core_data->sig = SIGFPE; break;
+ /* chk instruction */
+ case 6 : abfd->tdata.cisco_core_data->sig = SIGFPE; break;
+ /* trapv instruction */
+ case 7 : abfd->tdata.cisco_core_data->sig = SIGFPE; break;
+ /* privilege violation */
+ case 8 : abfd->tdata.cisco_core_data->sig = SIGSEGV; break;
+ /* trace trap */
+ case 9 : abfd->tdata.cisco_core_data->sig = SIGTRAP; break;
+ /* line 1010 emulator */
+ case 10: abfd->tdata.cisco_core_data->sig = SIGILL; break;
+ /* line 1111 emulator */
+ case 11: abfd->tdata.cisco_core_data->sig = SIGILL; break;
+
+ /* Coprocessor protocol violation. Using a standard MMU or FPU
+ this cannot be triggered by software. Call it a SIGBUS. */
+ case 13: abfd->tdata.cisco_core_data->sig = SIGBUS; break;
+
+ /* interrupt */
+ case 31: abfd->tdata.cisco_core_data->sig = SIGINT; break;
+ /* breakpoint */
+ case 33: abfd->tdata.cisco_core_data->sig = SIGTRAP; break;
+
+ /* floating point err */
+ case 48: abfd->tdata.cisco_core_data->sig = SIGFPE; break;
+ /* floating point err */
+ case 49: abfd->tdata.cisco_core_data->sig = SIGFPE; break;
+ /* zero divide */
+ case 50: abfd->tdata.cisco_core_data->sig = SIGFPE; break;
+ /* underflow */
+ case 51: abfd->tdata.cisco_core_data->sig = SIGFPE; break;
+ /* operand error */
+ case 52: abfd->tdata.cisco_core_data->sig = SIGFPE; break;
+ /* overflow */
+ case 53: abfd->tdata.cisco_core_data->sig = SIGFPE; break;
+ /* NAN */
+ case 54: abfd->tdata.cisco_core_data->sig = SIGFPE; break;
+ default:
+ /* "software generated"*/
+ abfd->tdata.cisco_core_data->sig = SIGEMT;
+ }
break;
default:
/* Unknown crash reason. */