<link.h>.
* i386b-nat.c: Add i386_float_info(), etc.
* config/i386/nm-nbsd.h: #define FLOAT_INFO.
* config/nm-nbsd.h: New file, for generic NetBSD native support.
* config/i386/nm-nbsd.h: Use it.
* config/sparc/nm-nbsd.h: Use it.
* config/ns32k/nm-nbsd.h: Use it.
* configure.in (i386-*-netbsd): Use config/i386/nbsd.m[ht].
(ns32k-*-netbsd): Use config/ns32k/nbsd.m[ht].
* config/i386/{nbsd.mh,nbsd.mt,nm-nbsd.h,tm-nbsd.h,xm-nbsd.h}:
New files, support for NetBSD/i386.
* config/ns32k/{nbsd.mh,nbsd.mh,nm-nbsd.h,tm-nbsd.h,xm-nbsd.h}:
New files, support for NetBSD/ns32k.
+Fri Sep 23 14:58:49 1994 J.T. Conklin (jtc@rtl.cygnus.com)
+
+ * solib.c: *BSD systems need <a.out.h> to be included before
+ <link.h>.
+
+ * i386b-nat.c: Add i386_float_info(), etc.
+ * config/i386/nm-nbsd.h: #define FLOAT_INFO.
+
+ * config/nm-nbsd.h: New file, for generic NetBSD native support.
+ * config/i386/nm-nbsd.h: Use it.
+ * config/sparc/nm-nbsd.h: Use it.
+ * config/ns32k/nm-nbsd.h: Use it.
+
+ * configure.in (i386-*-netbsd): Use config/i386/nbsd.m[ht].
+ (ns32k-*-netbsd): Use config/ns32k/nbsd.m[ht].
+ * config/i386/{nbsd.mh,nbsd.mt,nm-nbsd.h,tm-nbsd.h,xm-nbsd.h}:
+ New files, support for NetBSD/i386.
+ * config/ns32k/{nbsd.mh,nbsd.mh,nm-nbsd.h,tm-nbsd.h,xm-nbsd.h}:
+ New files, support for NetBSD/ns32k.
+
Tue Sep 20 11:34:27 1994 Jim Kingdon (kingdon@lioth.cygnus.com)
+ * .gdbinit: Add list-objfiles command.
+
* TODO: Reword item regarding NO_STD_REGS.
* coffread.c (record_minimal_symbol, coff_read_enum_type,
nm-empty.h
nm-lynx.h
nm-m3.h
+nm-nbsd.h
nm-sysv4.h
none
ns32k
i386v4.mt
linux.mh
linux.mt
+nbsd.mh
+nbsd.mt
ncr3000.mh
ncr3000.mt
nm-i386aix.h
tm-i386v.h
tm-i386v4.h
tm-linux.h
+tm-nbsd.h
tm-ptx.h
tm-ptx4.h
tm-sun386.h
xm-i386v32.h
xm-i386v4.h
xm-linux.h
+xm-nbsd.h
xm-ptx.h
xm-ptx4.h
xm-sun386.h
--- /dev/null
+# Host: Intel 386 running NetBSD
+XDEPFILES=
+NATDEPFILES= exec.o fork-child.o infptrace.o inftarg.o corelow.o coredep.o i386b-nat.o
+XM_FILE= xm-nbsd.h
+NAT_FILE= nm-nbsd.h
+REGEX=regex.o
+REGEX1=regex.o
--- /dev/null
+/* Native-dependent definitions for Intel 386 running NetBSD, for GDB.
+ Copyright 1986, 1987, 1989, 1992, 1994 Free Software Foundation, Inc.
+
+This file is part of GDB.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#ifndef NM_NBSD_H
+#define NM_NBSD_H
+
+/* Get generic NetBSD native definitions. */
+#include "nm-nbsd.h"
+
+#define FLOAT_INFO { i386_float_info(); }
+
+#define REGISTER_U_ADDR(addr, blockend, regno) \
+ (addr) = i386_register_u_addr ((blockend),(regno));
+
+extern int
+i386_register_u_addr PARAMS ((int, int));
+
+#endif /* NM_NBSD_H */
--- /dev/null
+/* Macro definitions for Sparc running under NetBSD.
+ Copyright 1994 Free Software Foundation, Inc.
+
+This file is part of GDB.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#ifndef TM_NBSD_H
+#define TM_NBSD_H
+
+#include "i386/tm-i386bsd.h"
+#include "tm-nbsd.h"
+
+#endif /* TM_NBSD_H */
--- /dev/null
+/* Parameters for execution on a i386 running NetBSD, for GDB.
+ Copyright 1994 Free Software Foundation, Inc.
+
+This file is part of GDB.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+/* Get generic NetBSD host definitions. */
+#include "xm-nbsd.h"
merlin.mh
merlin.mt
+nbsd.mh
+nbsd.mt
+nm-nbsd.h
nm-umax.h
ns32km3.mh
ns32km3.mt
tm-merlin.h
+tm-nbsd.h
tm-ns32km3.h
tm-umax.h
umax.mh
umax.mt
xm-merlin.h
+xm-nbsd.h
xm-ns32km3.h
xm-umax.h
Things-to-lose:
-
Do-last:
# End of file.
--- /dev/null
+# Host: PC532 running NetBSD
+XM_FILE= xm-nbsd.h
+NAT_FILE= nm-nbsd.h
+NATDEPFILES= exec.o fork-child.o infptrace.o inftarg.o corelow.o coredep.o ns32k-nat.o
--- /dev/null
+# Target: PC532 running NetBSD
+TDEPFILES= exec.o ns32k-tdep.o ns32k-pinsn.o solib.o
+TM_FILE= tm-nbsd.h
--- /dev/null
+/* Native-dependent definitions for ns32k running NetBSD, for GDB.
+ Copyright 1986, 1987, 1989, 1992, 1994 Free Software Foundation, Inc.
+
+This file is part of GDB.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#ifndef NM_NBSD_H
+#define NM_NBSD_H
+
+/* Get generic NetBSD native definitions. */
+#include "nm-nbsd.h"
+
+#if 0
+#define FLOAT_INFO { extern ns32k_float_info(); ns32k_float_info(); }
+#endif
+
+#define REGISTER_U_ADDR(addr, blockend, regno) \
+ (addr) = ns32k_register_u_addr ((blockend),(regno));
+
+extern int
+ns32k_register_u_addr PARAMS ((int, int));
+
+#endif /* NM_NBSD_H */
--- /dev/null
+/* Macro definitions for ns32k running under NetBSD.
+ Copyright 1986, 1987, 1989, 1991, 1992, 1993 Free Software Foundation, Inc.
+
+This file is part of GDB.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+/* Override number of expected traps from sysv. */
+#define START_INFERIOR_TRAPS_EXPECTED 2
+
+/* Most definitions from umax could be used. */
+#define INVALID_FLOAT(p, s) isa_NAN(p, s)
+#include "ns32k/tm-umax.h"
+#include "tm-nbsd.h"
+
+/* Saved Pc. Get it from sigcontext if within sigtramp. */
+
+/* Offset to saved PC in sigcontext, from <machine/signal.h>. */
+#define SIGCONTEXT_PC_OFFSET 20
+
+#undef FRAME_SAVED_PC(FRAME)
+#define FRAME_SAVED_PC(FRAME) \
+ (((FRAME)->signal_handler_caller \
+ ? sigtramp_saved_pc (FRAME) \
+ : read_memory_integer ((FRAME)->frame + 4, 4)) \
+ )
--- /dev/null
+/* Parameters for execution on a ns32k running NetBSD, for GDB.
+ Copyright 1994 Free Software Foundation, Inc.
+
+This file is part of GDB.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+/* Get generic NetBSD host definitions. */
+#include "xm-nbsd.h"
#ifndef NM_NBSD_H
#define NM_NBSD_H
-/* This is the amount to subtract from u.u_ar0
- to get the offset in the core file of the register values. */
-
-#include <machine/vmparam.h>
-#define KERNEL_U_ADDR USRSTACK
-
-#define PTRACE_ARG3_TYPE char*
-
-#define ATTACH_DETACH
+/* Get generic NetBSD native definitions. */
+#include "nm-nbsd.h"
#define FETCH_INFERIOR_REGISTERS
np1-*-*) gdb_host=np1 ;;
ns32k-*-mach3*) gdb_host=mach3 ;;
+ns32k-*-netbsd*) gdb_host=nbsd ;;
ns32k-umax-*) gdb_host=umax ;;
ns32k-utek-sysv*) gdb_host=merlin ;;
np1-*-*) gdb_target=np1 ;;
ns32k-*-mach3*) gdb_target=mach3 ;;
+ns32k-*-netbsd*) gdb_target=nbsd ;;
ns32k-utek-sysv*) gdb_target=merlin ;;
ns32k-utek-*) gdb_target=umax ;;
/* Native-dependent code for BSD Unix running on i386's, for GDB.
- Copyright 1988, 1989, 1991, 1992 Free Software Foundation, Inc.
+ Copyright 1988, 1989, 1991, 1992, 1994 Free Software Foundation, Inc.
This file is part of GDB.
else
return (blockend + 4 * sregmap[regnum]);
}
+
+
+#ifdef FLOAT_INFO
+#include "floatformat.h"
+
+#include <sys/param.h>
+#include <sys/dir.h>
+#include <signal.h>
+#include <sys/ioctl.h>
+#include <fcntl.h>
+
+#include <a.out.h>
+
+#include <sys/time.h>
+#include <sys/resource.h>
+#include <sys/uio.h>
+#define curpcb Xcurpcb /* XXX avoid leaking declaration from pcb.h */
+#include <sys/user.h>
+#undef curpcb
+#include <sys/file.h>
+#include <sys/stat.h>
+#include <sys/ptrace.h>
+
+extern void print_387_control_word (); /* i387-tdep.h */
+extern void print_387_status_word ();
+
+#define fpstate save87
+#define U_FPSTATE(u) u.u_pcb.pcb_savefpu
+
+struct env387
+{
+ unsigned short control;
+ unsigned short r0;
+ unsigned short status;
+ unsigned short r1;
+ unsigned short tag;
+ unsigned short r2;
+ unsigned long eip;
+ unsigned short code_seg;
+ unsigned short opcode;
+ unsigned long operand;
+ unsigned short operand_seg;
+ unsigned short r3;
+ unsigned char regs[8][10];
+};
+
+static
+print_387_status (status, ep)
+ unsigned short status;
+ struct env387 *ep;
+{
+ int i;
+ int bothstatus;
+ int top;
+ int fpreg;
+ unsigned char *p;
+
+ bothstatus = ((status != 0) && (ep->status != 0));
+ if (status != 0)
+ {
+ if (bothstatus)
+ printf_unfiltered ("u: ");
+ print_387_status_word ((unsigned int)status);
+ }
+
+ if (ep->status != 0)
+ {
+ if (bothstatus)
+ printf_unfiltered ("e: ");
+ print_387_status_word ((unsigned int)ep->status);
+ }
+
+ print_387_control_word ((unsigned int)ep->control);
+ printf_unfiltered ("last exception: ");
+ printf_unfiltered ("opcode %s; ", local_hex_string(ep->opcode));
+ printf_unfiltered ("pc %s:", local_hex_string(ep->code_seg));
+ printf_unfiltered ("%s; ", local_hex_string(ep->eip));
+ printf_unfiltered ("operand %s", local_hex_string(ep->operand_seg));
+ printf_unfiltered (":%s\n", local_hex_string(ep->operand));
+
+ top = (ep->status >> 11) & 7;
+
+ printf_unfiltered ("regno tag msb lsb value\n");
+ for (fpreg = 7; fpreg >= 0; fpreg--)
+ {
+ double val;
+
+ printf_unfiltered ("%s %d: ", fpreg == top ? "=>" : " ", fpreg);
+
+ switch ((ep->tag >> (fpreg * 2)) & 3)
+ {
+ case 0: printf_unfiltered ("valid "); break;
+ case 1: printf_unfiltered ("zero "); break;
+ case 2: printf_unfiltered ("trap "); break;
+ case 3: printf_unfiltered ("empty "); break;
+ }
+ for (i = 9; i >= 0; i--)
+ printf_unfiltered ("%02x", ep->regs[fpreg][i]);
+
+ floatformat_to_double(&floatformat_i387_ext, (char *) ep->regs[fpreg],
+ &val);
+ printf_unfiltered (" %g\n", val);
+ }
+}
+
+i386_float_info ()
+{
+ struct user u; /* just for address computations */
+ int i;
+ /* fpstate defined in <sys/user.h> */
+ struct fpstate *fpstatep;
+ char buf[sizeof (struct fpstate) + 2 * sizeof (int)];
+ unsigned int uaddr;
+ char fpvalid;
+ unsigned int rounded_addr;
+ unsigned int rounded_size;
+ /*extern int corechan;*/
+ int skip;
+ extern int inferior_pid;
+
+ uaddr = (char *)&U_FPSTATE(u) - (char *)&u;
+ if (inferior_pid)
+ {
+ int *ip;
+
+ rounded_addr = uaddr & -sizeof (int);
+ rounded_size = (((uaddr + sizeof (struct fpstate)) - uaddr) +
+ sizeof (int) - 1) / sizeof (int);
+ skip = uaddr - rounded_addr;
+
+ ip = (int *)buf;
+ for (i = 0; i < rounded_size; i++)
+ {
+ *ip++ = ptrace (PT_READ_U, inferior_pid, (caddr_t)rounded_addr, 0);
+ rounded_addr += sizeof (int);
+ }
+ }
+ else
+ {
+ printf("float info: can't do a core file (yet)\n");
+ return;
+#if 0
+ if (lseek (corechan, uaddr, 0) < 0)
+ perror_with_name ("seek on core file");
+ if (myread (corechan, buf, sizeof (struct fpstate)) < 0)
+ perror_with_name ("read from core file");
+ skip = 0;
+#endif
+ }
+
+ print_387_status (0, (struct env387 *)buf);
+}
+
+#endif
projects / binutils-gdb.git / commitdiff