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-rw-r--r--gdb/config/i386/fbsd.mh5
-rw-r--r--gdb/config/i386/fbsd.mt2
-rw-r--r--gdb/config/i386/nm-fbsd.h56
-rw-r--r--gdb/config/i386/tm-fbsd.h56
-rw-r--r--gdb/config/i386/xm-fbsd.h28
5 files changed, 119 insertions, 28 deletions
diff --git a/gdb/config/i386/fbsd.mh b/gdb/config/i386/fbsd.mh
index 499ed48..243d0a6 100644
--- a/gdb/config/i386/fbsd.mh
+++ b/gdb/config/i386/fbsd.mh
@@ -1,5 +1,6 @@
# Host: Intel 386 running FreeBSD
XDEPFILES= ser-tcp.o
-NATDEPFILES= fork-child.o infptrace.o inftarg.o corelow.o core-aout.o i386b-nat.o
-XM_FILE= xm-i386bsd.h
+NATDEPFILES= fork-child.o infptrace.o inftarg.o solib.o \
+ corelow.o core-aout.o core-regset.o i387-nat.o i386bsd-nat.o
+XM_FILE= xm-fbsd.h
NAT_FILE= nm-fbsd.h
diff --git a/gdb/config/i386/fbsd.mt b/gdb/config/i386/fbsd.mt
index e644f1c..aff2a15 100644
--- a/gdb/config/i386/fbsd.mt
+++ b/gdb/config/i386/fbsd.mt
@@ -1,3 +1,3 @@
# Target: Intel 386 running FreeBSD
-TDEPFILES= i386-tdep.o i387-tdep.o solib.o
+TDEPFILES= i386-tdep.o i387-tdep.o
TM_FILE= tm-fbsd.h
diff --git a/gdb/config/i386/nm-fbsd.h b/gdb/config/i386/nm-fbsd.h
index a2d1e3d..7f912e0 100644
--- a/gdb/config/i386/nm-fbsd.h
+++ b/gdb/config/i386/nm-fbsd.h
@@ -1,5 +1,5 @@
-/* Native-dependent definitions for Intel 386 running BSD Unix, for GDB.
- Copyright 1986, 1987, 1989, 1992, 1996 Free Software Foundation, Inc.
+/* Native-dependent definitions for FreeBSD/i386.
+ Copyright (C) 1986, 87, 89, 92, 96, 2000 Free Software Foundation, Inc.
This file is part of GDB.
@@ -18,11 +18,25 @@
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
-#ifndef NM_FREEBSD_H
-#define NM_FREEBSD_H
+#ifndef NM_FBSD_H
+#define NM_FBSD_H
-/* Be shared lib aware */
-#include "solib.h"
+/* Type of the third argument to the `ptrace' system call. */
+#define PTRACE_ARG3_TYPE caddr_t
+
+/* Override copies of {fetch,store}_inferior_registers in `infptrace.c'. */
+#define FETCH_INFERIOR_REGISTERS
+
+/* We can attach and detach. */
+#define ATTACH_DETACH
+
+
+/* Support for the user struct. */
+
+/* Return the size of the user struct. */
+
+#define KERNEL_U_SIZE kernel_u_size ()
+extern int kernel_u_size (void);
/* This is the amount to subtract from u.u_ar0
to get the offset in the core file of the register values. */
@@ -31,14 +45,27 @@
#define KERNEL_U_ADDR USRSTACK
#define REGISTER_U_ADDR(addr, blockend, regno) \
- (addr) = i386_register_u_addr ((blockend),(regno));
+ (addr) = register_u_addr ((blockend), (regno))
+extern CORE_ADDR register_u_addr (CORE_ADDR blockend, int regno);
+
-extern int
-i386_register_u_addr PARAMS ((int, int));
+/* Shared library support. */
-#define PTRACE_ARG3_TYPE char*
+/* The FreeBSD <link.h> uses the same condition to distinguish ELF
+ from a.out. ELF implies SVR4 shared libraries. */
+#if (defined (FREEBSD_ELF) || defined (__ELF__)) && !defined (FREEBSD_AOUT)
+#define SVR4_SHARED_LIBS
+#endif
+
+#include "solib.h" /* Support for shared libraries. */
+#ifdef SVR4_SHARED_LIBS
+#include "elf/common.h" /* Additional ELF shared library info. */
+#endif
+
+#ifndef SVR4_SHARED_LIBS
+
+/* Make structure definitions match up with those expected in `solib.c'. */
-/* make structure definitions match up with those expected in solib.c */
#define link_object sod
#define lo_name sod_name
#define lo_library sod_library
@@ -91,9 +118,6 @@ i386_register_u_addr PARAMS ((int, int));
#define ld_un d_un
#define ld_2 d_sdt
-/* Return sizeof user struct to callers in less machine dependent routines */
-
-#define KERNEL_U_SIZE kernel_u_size()
-extern int kernel_u_size PARAMS ((void));
+#endif /* !SVR4_SHARED_LIBS */
-#endif /* NM_FREEBSD_H */
+#endif /* NM_FBSD_H */
diff --git a/gdb/config/i386/tm-fbsd.h b/gdb/config/i386/tm-fbsd.h
index 0e2df32..df278a8 100644
--- a/gdb/config/i386/tm-fbsd.h
+++ b/gdb/config/i386/tm-fbsd.h
@@ -1,5 +1,5 @@
-/* Target macro definitions for i386 running FreeBSD
- Copyright (C) 1997 Free Software Foundation, Inc.
+/* Target-dependent definitions for FreeBSD/i386.
+ Copyright (C) 1997, 2000 Free Software Foundation, Inc.
This file is part of GDB.
@@ -18,16 +18,54 @@
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
-#include "i386/tm-i386bsd.h"
+#ifndef TM_FBSD_H
+#define TM_FBSD_H
+#define HAVE_I387_REGS
+#include "i386/tm-i386.h"
-#undef NUM_REGS
-#define NUM_REGS 14
+/* FreeBSD uses the old gcc convention for struct returns. */
+#define USE_STRUCT_CONVENTION(gcc_p, type) \
+ generic_use_struct_convention (1, type)
+
-#undef IN_SOLIB_CALL_TRAMPOLINE
-#define IN_SOLIB_CALL_TRAMPOLINE(pc, name) STREQ (name, "_DYNAMIC")
+/* Support for longjmp. */
+/* Details about jmp_buf. It's supposed to be an array of integers. */
-extern i386_float_info ();
-#define FLOAT_INFO i386_float_info ()
+#define JB_ELEMENT_SIZE 4 /* Size of elements in jmp_buf. */
+#define JB_PC 0 /* Array index of saved PC. */
+
+/* Figure out where the longjmp will land. Store the address that
+ longjmp will jump to in *ADDR, and return non-zero if successful. */
+
+extern int get_longjmp_target (CORE_ADDR *addr);
+#define GET_LONGJMP_TARGET(addr) get_longjmp_target (addr)
+
+
+/* Support for signal handlers. */
+
+/* The sigtramp is above the user stack and immediately below
+ the user area. Using constants here allows for cross debugging.
+ These are tested for FreeBSD 3.4. */
+
+#define SIGTRAMP_START(pc) 0xbfbfdf20
+#define SIGTRAMP_END(pc) 0xbfbfdff0
+
+/* Offset to saved PC in sigcontext, from <sys/signal.h>. */
+#define SIGCONTEXT_PC_OFFSET 20
+
+
+/* Shared library support. */
+
+#ifndef SVR4_SHARED_LIBS
+
+/* Return non-zero if we are in a shared library trampoline code stub. */
+
+#define IN_SOLIB_CALL_TRAMPOLINE(pc, name) \
+ (name && !strcmp(name, "_DYNAMIC"))
+
+#endif /* !SVR4_SHARED_LIBS */
+
+#endif /* TM_FBSD_H */
diff --git a/gdb/config/i386/xm-fbsd.h b/gdb/config/i386/xm-fbsd.h
new file mode 100644
index 0000000..ee90c14
--- /dev/null
+++ b/gdb/config/i386/xm-fbsd.h
@@ -0,0 +1,28 @@
+/* Host-dependent definitions for FreeBSD/i386.
+ Copyright (C) 2000 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef XM_FBSD_H
+#define XM_FBSD_H
+
+#define HOST_BYTE_ORDER LITTLE_ENDIAN
+
+#define HOST_LONG_DOUBLE_FORMAT &floatformat_i387_ext
+
+#endif /* XM_FBSD_H */