* cisco-core.c: New file.

diff --git a/bfd/cisco-core.c b/bfd/cisco-core.c
index f49b2d34ebc0ff6b0d6146624d038e1d6b68ae95..6fec38ad590892f91cda213537469f1ebef13684 100644 (file)
--- 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>
 \f
 #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.  */