FreeChainXenon/binutils-gdb
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Changes from the FSF for Hurd thread support.

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This commit is contained in:
Stu Grossman 1996-07-17 06:03:26 +00:00
parent 9498be1a05
commit 647e52ea3a
10 changed files with 773 additions and 244 deletions
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68
gdb/target.c
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@ -1028,6 +1028,14 @@ static struct {
{"SIG62", "Real-time event 62"},
{"SIG63", "Real-time event 63"},
/* Mach exceptions */
{"EXC_BAD_ACCESS", "Could not access memory"},
{"EXC_BAD_INSTRUCTION", "Illegal instruction/operand"},
{"EXC_ARITHMETIC", "Arithmetic exception"},
{"EXC_EMULATION", "Emulation instruction"},
{"EXC_SOFTWARE", "Software generated exception"},
{"EXC_BREAKPOINT", "Breakpoint"},
{NULL, "Unknown signal"},
{NULL, "Internal error: printing TARGET_SIGNAL_DEFAULT"},
@ -1225,6 +1233,27 @@ target_signal_from_host (hostsig)
#if defined (SIGPRIO)
if (hostsig == SIGPRIO) return TARGET_SIGNAL_PRIO;
#endif
/* Mach exceptions. Assumes that the values for EXC_ are positive! */
#if defined (EXC_BAD_ACCESS) && defined (_NSIG)
if (hostsig == _NSIG + EXC_BAD_ACCESS) return TARGET_EXC_BAD_ACCESS;
#endif
#if defined (EXC_BAD_INSTRUCTION) && defined (_NSIG)
if (hostsig == _NSIG + EXC_BAD_INSTRUCTION) return TARGET_EXC_BAD_INSTRUCTION;
#endif
#if defined (EXC_ARITHMETIC) && defined (_NSIG)
if (hostsig == _NSIG + EXC_ARITHMETIC) return TARGET_EXC_ARITHMETIC;
#endif
#if defined (EXC_EMULATION) && defined (_NSIG)
if (hostsig == _NSIG + EXC_EMULATION) return TARGET_EXC_EMULATION;
#endif
#if defined (EXC_SOFTWARE) && defined (_NSIG)
if (hostsig == _NSIG + EXC_SOFTWARE) return TARGET_EXC_SOFTWARE;
#endif
#if defined (EXC_BREAKPOINT) && defined (_NSIG)
if (hostsig == _NSIG + EXC_BREAKPOINT) return TARGET_EXC_BREAKPOINT;
#endif
#if defined (REALTIME_LO)
if (hostsig >= REALTIME_LO && hostsig < REALTIME_HI)
return (enum target_signal)
@ -1378,6 +1407,27 @@ target_signal_to_host (oursig)
#if defined (SIGPRIO)
case TARGET_SIGNAL_PRIO: return SIGPRIO;
#endif
/* Mach exceptions. Assumes that the values for EXC_ are positive! */
#if defined (EXC_BAD_ACCESS) && defined (_NSIG)
case TARGET_EXC_BAD_ACCESS: return _NSIG + EXC_BAD_ACCESS;
#endif
#if defined (EXC_BAD_INSTRUCTION) && defined (_NSIG)
case TARGET_EXC_BAD_INSTRUCTION: return _NSIG + EXC_BAD_INSTRUCTION;
#endif
#if defined (EXC_ARITHMETIC) && defined (_NSIG)
case TARGET_EXC_ARITHMETIC: return _NSIG + EXC_ARITHMETIC;
#endif
#if defined (EXC_EMULATION) && defined (_NSIG)
case TARGET_EXC_EMULATION: return _NSIG + EXC_EMULATION;
#endif
#if defined (EXC_SOFTWARE) && defined (_NSIG)
case TARGET_EXC_SOFTWARE: return _NSIG + EXC_SOFTWARE;
#endif
#if defined (EXC_BREAKPOINT) && defined (_NSIG)
case TARGET_EXC_BREAKPOINT: return _NSIG + EXC_BREAKPOINT;
#endif
default:
#if defined (REALTIME_LO)
if (oursig >= TARGET_SIGNAL_REALTIME_33
@ -1609,7 +1659,8 @@ debug_to_xfer_memory (memaddr, myaddr, len, write, target)
retval = debug_target.to_xfer_memory (memaddr, myaddr, len, write, target);
fprintf_unfiltered (stderr, "target_xfer_memory (0x%x, xxx, %d, %s, xxx) = %d",
fprintf_unfiltered (stderr,
"target_xfer_memory (0x%x, xxx, %d, %s, xxx) = %d",
memaddr, len, write ? "write" : "read", retval);
if (retval > 0)
@ -1618,7 +1669,11 @@ debug_to_xfer_memory (memaddr, myaddr, len, write, target)
fputs_unfiltered (", bytes =", gdb_stderr);
for (i = 0; i < retval; i++)
fprintf_unfiltered (stderr, " %02x", myaddr[i] & 0xff);
{
if ((((long) &(myaddr[i])) & 0xf) == 0)
fprintf_unfiltered (stderr, "\n");
fprintf_unfiltered (stderr, " %02x", myaddr[i] & 0xff);
}
}
fputc_unfiltered ('\n', gdb_stderr);
@ -1783,10 +1838,13 @@ static int
debug_to_thread_alive (pid)
int pid;
{
debug_target.to_thread_alive (pid);
int retval;
fprintf_unfiltered (stderr, "target_thread_alive (%d)\n", pid);
return (0);
retval = debug_target.to_thread_alive (pid);
fprintf_unfiltered (stderr, "target_thread_alive (%d) = %d\n", pid, retval);
return retval;
}
static void