/* Sequent Symmetry host interface, for GDB when running under Unix.
- Copyright 1986, 1987, 1989, 1991, 1992, 1994 Free Software Foundation, Inc.
+ Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1999, 2000,
+ 2001
+ Free Software Foundation, Inc.
This file is part of GDB.
#include "inferior.h"
#include "symtab.h"
#include "target.h"
+#include "regcache.h"
/* FIXME: What is the _INKERNEL define for? */
#define _INKERNEL
#include "gdbcore.h"
void
-store_inferior_registers (regno)
- int regno;
+store_inferior_registers (int regno)
{
struct pt_regset regs;
int i;
might cause problems when calling functions in the inferior.
At least fpu_control and fpa_pcr (probably more) should be added
to the registers array to solve this properly. */
- mptrace (XPT_RREGS, inferior_pid, (PTRACE_ARG3_TYPE) & regs, 0);
+ mptrace (XPT_RREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & regs, 0);
regs.pr_eax = *(int *) ®isters[REGISTER_BYTE (0)];
regs.pr_ebx = *(int *) ®isters[REGISTER_BYTE (5)];
memcpy (regs.pr_fpu.fpu_stack[5], ®isters[REGISTER_BYTE (ST5_REGNUM)], 10);
memcpy (regs.pr_fpu.fpu_stack[6], ®isters[REGISTER_BYTE (ST6_REGNUM)], 10);
memcpy (regs.pr_fpu.fpu_stack[7], ®isters[REGISTER_BYTE (ST7_REGNUM)], 10);
- mptrace (XPT_WREGS, inferior_pid, (PTRACE_ARG3_TYPE) & regs, 0);
+ mptrace (XPT_WREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & regs, 0);
}
void
-fetch_inferior_registers (regno)
- int regno;
+fetch_inferior_registers (int regno)
{
int i;
struct pt_regset regs;
registers_fetched ();
- mptrace (XPT_RREGS, inferior_pid, (PTRACE_ARG3_TYPE) & regs, 0);
+ mptrace (XPT_RREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & regs, 0);
*(int *) ®isters[REGISTER_BYTE (EAX_REGNUM)] = regs.pr_eax;
*(int *) ®isters[REGISTER_BYTE (EBX_REGNUM)] = regs.pr_ebx;
*(int *) ®isters[REGISTER_BYTE (ECX_REGNUM)] = regs.pr_ecx;
\f
/* FIXME: This should be merged with i387-tdep.c as well. */
static
-print_fpu_status (ep)
- struct pt_regset ep;
+print_fpu_status (struct pt_regset ep)
{
int i;
int bothstatus;
}
-print_1167_control_word (pcr)
- unsigned int pcr;
-
+print_1167_control_word (unsigned int pcr)
{
int pcr_tmp;
printf_unfiltered ("\n");
}
-print_1167_regs (regs)
- long regs[FPA_NREGS];
-
+print_1167_regs (long regs[FPA_NREGS])
{
int i;
}
}
-print_fpa_status (ep)
- struct pt_regset ep;
-
+print_fpa_status (struct pt_regset ep)
{
printf_unfiltered ("WTL 1167:");
}
#if 0 /* disabled because it doesn't go through the target vector. */
-i386_float_info ()
+i386_float_info (void)
{
char ubuf[UPAGES * NBPG];
struct pt_regset regset;
if (have_inferior_p ())
{
- PTRACE_READ_REGS (inferior_pid, (PTRACE_ARG3_TYPE) & regset);
+ PTRACE_READ_REGS (PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & regset);
}
else
{
/*ARGSUSED */
/* This will eventually be more interesting. */
void
-sigchld_handler (signo)
- int signo;
+sigchld_handler (int signo)
{
got_sigchld++;
}
/*
* Thanks to XPT_MPDEBUGGER, we have to mange child_wait().
*/
-int
-child_wait (pid, status)
- int pid;
- struct target_waitstatus *status;
+ptid_t
+child_wait (ptid_t ptid, struct target_waitstatus *status)
{
int save_errno, rv, xvaloff, saoff, sa_hand;
struct pt_stop pt;
#ifdef SVR4_SHARED_LIBS /* use this to distinguish ptx 2 vs ptx 4 */
prstatus_t pstatus;
#endif
+ int pid = PIDGET (ptid);
do
{
pid = pt.ps_pid;
- if (pid != inferior_pid)
+ if (pid != PIDGET (inferior_ptid))
{
/* NOTE: the mystery fork in csh/tcsh needs to be ignored.
* We should not return new children for the initial run
}
break;
case PTS_WATCHPT_HIT:
- fatal ("PTS_WATCHPT_HIT\n");
+ internal_error (__FILE__, __LINE__,
+ "PTS_WATCHPT_HIT\n");
break;
default:
/* stopped by signal */
}
}
- while (pid != inferior_pid); /* Some other child died or stopped */
+ while (pid != PIDGET (inferior_ptid)); /* Some other child died or stopped */
- return pid;
+ return pid_to_ptid (pid);
}
#else /* !ATTACH_DETACH */
/*
* the MPDEBUGGER child_wait() works properly. This will go away when
* that is fixed.
*/
-child_wait (pid, ourstatus)
- int pid;
- struct target_waitstatus *ourstatus;
+ptid_t
+child_wait (ptid_t ptid, struct target_waitstatus *ourstatus)
{
int save_errno;
int status;
+ int pid = PIDGET (ptid);
do
{
safe_strerror (save_errno));
ourstatus->kind = TARGET_WAITKIND_SIGNALLED;
ourstatus->value.sig = TARGET_SIGNAL_UNKNOWN;
- return -1;
+ return pid_to_ptid (-1);
}
}
- while (pid != inferior_pid); /* Some other child died or stopped */
+ while (pid != PIDGET (inferior_ptid)); /* Some other child died or stopped */
store_waitstatus (ourstatus, status);
- return pid;
+ return pid_to_ptid (pid);
}
#endif /* ATTACH_DETACH */
\f
It exists so that all calls to ptrace are isolated in this
machine-dependent file. */
int
-call_ptrace (request, pid, addr, data)
- int request, pid;
- PTRACE_ARG3_TYPE addr;
- int data;
+call_ptrace (int request, int pid, PTRACE_ARG3_TYPE addr, int data)
{
return ptrace (request, pid, addr, data);
}
int
-call_mptrace (request, pid, addr, data)
- int request, pid;
- PTRACE_ARG3_TYPE addr;
- int data;
+call_mptrace (int request, int pid, PTRACE_ARG3_TYPE addr, int data)
{
return mptrace (request, pid, addr, data);
}
#endif
void
-kill_inferior ()
+kill_inferior (void)
{
- if (inferior_pid == 0)
+ if (ptid_equal (inferior_ptid, null_ptid))
return;
/* For MPDEBUGGER, don't use PT_KILL, since the child will stop
again with a PTS_EXIT. Just hit him with SIGKILL (so he stops)
and detach. */
- kill (inferior_pid, SIGKILL);
+ kill (PIDGET (inferior_ptid), SIGKILL);
#ifdef ATTACH_DETACH
detach (SIGKILL);
#else /* ATTACH_DETACH */
- ptrace (PT_KILL, inferior_pid, 0, 0);
+ ptrace (PT_KILL, PIDGET (inferior_ptid), 0, 0);
wait ((int *) NULL);
#endif /* ATTACH_DETACH */
target_mourn_inferior ();
If SIGNAL is nonzero, give it that signal. */
void
-child_resume (pid, step, signal)
- int pid;
- int step;
- enum target_signal signal;
+child_resume (ptid_t ptid, int step, enum target_signal signal)
{
+ int pid = PIDGET (ptid);
+
errno = 0;
if (pid == -1)
- pid = inferior_pid;
+ pid = PIDGET (inferior_ptid);
/* An address of (PTRACE_ARG3_TYPE)1 tells ptrace to continue from where
it was. (If GDB wanted it to start some other way, we have already
#ifdef ATTACH_DETACH
/* Start debugging the process whose number is PID. */
int
-attach (pid)
- int pid;
+attach (int pid)
{
sigset_t set;
int rv;
}
void
-detach (signo)
- int signo;
+detach (int signo)
{
int rv;
- rv = mptrace (XPT_UNDEBUG, inferior_pid, 1, signo);
+ rv = mptrace (XPT_UNDEBUG, PIDGET (inferior_ptid), 1, signo);
if (-1 == rv)
{
error ("mptrace(XPT_UNDEBUG): %s", safe_strerror (errno));
/* Copy LEN bytes to or from inferior's memory starting at MEMADDR
to debugger memory starting at MYADDR. Copy to inferior if
- WRITE is nonzero.
+ WRITE is nonzero. TARGET is ignored.
Returns the length copied, which is either the LEN argument or zero.
This xfer function does not do partial moves, since child_ops
anyway. */
int
-child_xfer_memory (memaddr, myaddr, len, write, target)
- CORE_ADDR memaddr;
- char *myaddr;
- int len;
- int write;
- struct target_ops *target; /* ignored */
+child_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len, int write,
+ struct mem_attrib *attrib,
+ struct target_ops *target)
{
register int i;
/* Round starting address down to longword boundary. */
if (addr != memaddr || len < (int) sizeof (PTRACE_XFER_TYPE))
{
/* Need part of initial word -- fetch it. */
- buffer[0] = ptrace (PT_RTEXT, inferior_pid, (PTRACE_ARG3_TYPE) addr,
+ buffer[0] = ptrace (PT_RTEXT, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) addr,
0);
}
if (count > 1) /* FIXME, avoid if even boundary */
{
buffer[count - 1]
- = ptrace (PT_RTEXT, inferior_pid,
+ = ptrace (PT_RTEXT, PIDGET (inferior_ptid),
((PTRACE_ARG3_TYPE)
(addr + (count - 1) * sizeof (PTRACE_XFER_TYPE))),
0);
for (i = 0; i < count; i++, addr += sizeof (PTRACE_XFER_TYPE))
{
errno = 0;
- ptrace (PT_WDATA, inferior_pid, (PTRACE_ARG3_TYPE) addr,
+ ptrace (PT_WDATA, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) addr,
buffer[i]);
if (errno)
{
/* Using the appropriate one (I or D) is necessary for
Gould NP1, at least. */
errno = 0;
- ptrace (PT_WTEXT, inferior_pid, (PTRACE_ARG3_TYPE) addr,
+ ptrace (PT_WTEXT, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) addr,
buffer[i]);
}
if (errno)
for (i = 0; i < count; i++, addr += sizeof (PTRACE_XFER_TYPE))
{
errno = 0;
- buffer[i] = ptrace (PT_RTEXT, inferior_pid,
+ buffer[i] = ptrace (PT_RTEXT, PIDGET (inferior_ptid),
(PTRACE_ARG3_TYPE) addr, 0);
if (errno)
return 0;
void
-_initialize_symm_nat ()
+_initialize_symm_nat (void)
{
#ifdef ATTACH_DETACH
/*
rv = mptrace (XPT_MPDEBUGGER, 0, 0, 0);
if (-1 == rv)
{
- fatal ("_initialize_symm_nat(): mptrace(XPT_MPDEBUGGER): %s",
- safe_strerror (errno));
+ internal_error (__FILE__, __LINE__,
+ "_initialize_symm_nat(): mptrace(XPT_MPDEBUGGER): %s",
+ safe_strerror (errno));
}
/*
rv = sigaddset (&set, SIGCHLD);
if (-1 == rv)
{
- fatal ("_initialize_symm_nat(): sigaddset(SIGCHLD): %s",
- safe_strerror (errno));
+ internal_error (__FILE__, __LINE__,
+ "_initialize_symm_nat(): sigaddset(SIGCHLD): %s",
+ safe_strerror (errno));
}
rv = sigprocmask (SIG_BLOCK, &set, (sigset_t *) NULL);
if (-1 == rv)
{
- fatal ("_initialize_symm_nat(): sigprocmask(SIG_BLOCK): %s",
- safe_strerror (errno));
+ internal_error (__FILE__, __LINE__,
+ "_initialize_symm_nat(): sigprocmask(SIG_BLOCK): %s",
+ safe_strerror (errno));
}
sact.sa_handler = sigchld_handler;
rv = sigaction (SIGCHLD, &sact, (struct sigaction *) NULL);
if (-1 == rv)
{
- fatal ("_initialize_symm_nat(): sigaction(SIGCHLD): %s",
- safe_strerror (errno));
+ internal_error (__FILE__, __LINE__,
+ "_initialize_symm_nat(): sigaction(SIGCHLD): %s",
+ safe_strerror (errno));
}
#endif
}
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