diff options
| -rw-r--r-- | bfd/cisco-core.c | 63 |
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. */ |