* 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.

13 files changed, 202 insertions, 10 deletions

diff --git a/gdb/config/.Sanitize b/gdb/config/.Sanitize
index c8eb93d..27a7a3c3 100644
--- a/gdb/config/.Sanitize
+++ b/gdb/config/.Sanitize
@@ -38,6 +38,7 @@ mips
 nm-empty.h
 nm-lynx.h
 nm-m3.h
+nm-nbsd.h
 nm-sysv4.h
 none
 ns32k
diff --git a/gdb/config/i386/.Sanitize b/gdb/config/i386/.Sanitize
index ad05928..5c2f3a7 100644
--- a/gdb/config/i386/.Sanitize
+++ b/gdb/config/i386/.Sanitize
@@ -50,6 +50,8 @@ i386v4.mh
 i386v4.mt
 linux.mh
 linux.mt
+nbsd.mh
+nbsd.mt
 ncr3000.mh
 ncr3000.mt
 nm-i386aix.h
@@ -83,6 +85,7 @@ tm-i386os9k.h
 tm-i386v.h
 tm-i386v4.h
 tm-linux.h
+tm-nbsd.h
 tm-ptx.h
 tm-ptx4.h
 tm-sun386.h
@@ -99,6 +102,7 @@ xm-i386v.h
 xm-i386v32.h
 xm-i386v4.h
 xm-linux.h
+xm-nbsd.h
 xm-ptx.h
 xm-ptx4.h
 xm-sun386.h
diff --git a/gdb/config/i386/nbsd.mh b/gdb/config/i386/nbsd.mh
new file mode 100644
index 0000000..0a3cfca
--- /dev/null
+++ b/gdb/config/i386/nbsd.mh
@@ -0,0 +1,7 @@
+# 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
diff --git a/gdb/config/i386/nm-nbsd.h b/gdb/config/i386/nm-nbsd.h
new file mode 100644
index 0000000..44257d6
--- /dev/null
+++ b/gdb/config/i386/nm-nbsd.h
@@ -0,0 +1,34 @@
+/* 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 */
diff --git a/gdb/config/i386/tm-nbsd.h b/gdb/config/i386/tm-nbsd.h
new file mode 100644
index 0000000..7cb2b87
--- /dev/null
+++ b/gdb/config/i386/tm-nbsd.h
@@ -0,0 +1,26 @@
+/* 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 */
diff --git a/gdb/config/i386/xm-nbsd.h b/gdb/config/i386/xm-nbsd.h
new file mode 100644
index 0000000..5ba6700
--- /dev/null
+++ b/gdb/config/i386/xm-nbsd.h
@@ -0,0 +1,21 @@
+/* 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"
diff --git a/gdb/config/ns32k/.Sanitize b/gdb/config/ns32k/.Sanitize
index 69b0407..7ae6862 100644
--- a/gdb/config/ns32k/.Sanitize
+++ b/gdb/config/ns32k/.Sanitize
@@ -23,21 +23,25 @@ Things-to-keep:
 
 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.
diff --git a/gdb/config/ns32k/nbsd.mh b/gdb/config/ns32k/nbsd.mh
new file mode 100644
index 0000000..f9cc72a
--- /dev/null
+++ b/gdb/config/ns32k/nbsd.mh
@@ -0,0 +1,4 @@
+# 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
diff --git a/gdb/config/ns32k/nbsd.mt b/gdb/config/ns32k/nbsd.mt
new file mode 100644
index 0000000..0a18632
--- /dev/null
+++ b/gdb/config/ns32k/nbsd.mt
@@ -0,0 +1,3 @@
+# Target: PC532 running NetBSD
+TDEPFILES= exec.o ns32k-tdep.o ns32k-pinsn.o solib.o
+TM_FILE= tm-nbsd.h
diff --git a/gdb/config/ns32k/nm-nbsd.h b/gdb/config/ns32k/nm-nbsd.h
new file mode 100644
index 0000000..d22218c
--- /dev/null
+++ b/gdb/config/ns32k/nm-nbsd.h
@@ -0,0 +1,36 @@
+/* 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 */
diff --git a/gdb/config/ns32k/tm-nbsd.h b/gdb/config/ns32k/tm-nbsd.h
new file mode 100644
index 0000000..871a153
--- /dev/null
+++ b/gdb/config/ns32k/tm-nbsd.h
@@ -0,0 +1,38 @@
+/* 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)) \
+   )
diff --git a/gdb/config/ns32k/xm-nbsd.h b/gdb/config/ns32k/xm-nbsd.h
new file mode 100644
index 0000000..b601f0e
--- /dev/null
+++ b/gdb/config/ns32k/xm-nbsd.h
@@ -0,0 +1,21 @@
+/* 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"
diff --git a/gdb/config/sparc/nm-nbsd.h b/gdb/config/sparc/nm-nbsd.h
index 83d918e..9116d1d 100644
--- a/gdb/config/sparc/nm-nbsd.h
+++ b/gdb/config/sparc/nm-nbsd.h
@@ -20,15 +20,8 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #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