-/* Parameters for execution on a Sun 386i, for GDB, the GNU debugger.
- Copyright (C) 1986, 1987 Free Software Foundation, Inc.
+/* Parameters for a Sun 386i target machine, for GDB, the GNU debugger.
+ Copyright 1986, 1987, 1991, 1992, 1993 Free Software Foundation, Inc.
This file is part of GDB.
-GDB is free software; you can redistribute it and/or modify
+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 1, or (at your option)
-any later version.
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
-GDB is distributed in the hope that it will be useful,
+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 GDB; see the file COPYING. If not, write to
-the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#define TARGET_BYTE_ORDER LITTLE_ENDIAN
#ifndef sun386
#define sun386
#endif
+#define GDB_TARGET_IS_SUN386 1
#define SUNOS4
#define USE_MACHINE_REG_H
#define COFF_ENCAPSULATE
#ifdef COFF_ENCAPSULATE
-#define NAMES_HAVE_UNDERSCORE
-/* Avoid conflicts between "a.out.gnu.h" and <sys/exec.h> */
+/* Avoid conflicts between our include files and <sys/exec.h>
+ (maybe not needed anymore). */
#define _EXEC_
#endif
-#define BROKEN_LARGE_ALLOCA
-
/* sun386 ptrace seems unable to change the frame pointer */
#define PTRACE_FP_BUG
-/* Debugger information will be in DBX format. */
-
-#define READ_DBX_FORMAT
-
/* Offset from address of function to start of its code.
Zero on most machines. */
#define SKIP_PROLOGUE(frompc) {(frompc) = i386_skip_prologue((frompc));}
+extern int
+i386_skip_prologue PARAMS ((int));
+
/* Immediately after a function call, return the saved pc.
Can't always go through the frames for this because on some machines
the new frame is not set up until the new function executes
else \
bcopy ((FROM), (TO), 4); }
+extern void
+i387_to_double PARAMS ((char *, char *));
+
/* Convert data from virtual format for register REGNUM
to raw format for register REGNUM. */
else \
bcopy ((FROM), (TO), 4); }
+extern void
+double_to_i387 PARAMS ((char *, char *));
+
/* Return the GDB type object for the "standard" data type
of data in register N. */
(its caller). */
/* FRAME_CHAIN takes a frame's nominal address
- and produces the frame's chain-pointer.
-
- FRAME_CHAIN_COMBINE takes the chain pointer and the frame's nominal address
- and produces the nominal address of the caller frame.
-
- However, if FRAME_CHAIN_VALID returns zero,
- it means the given frame is the outermost one and has no caller.
- In that case, FRAME_CHAIN_COMBINE is not used. */
+ and produces the frame's chain-pointer. */
#define FRAME_CHAIN(thisframe) \
- (outside_startup_file ((thisframe)->pc) ? \
+ (!inside_entry_file ((thisframe)->pc) ? \
read_memory_integer ((thisframe)->frame, 4) :\
0)
-#define FRAME_CHAIN_VALID(chain, thisframe) \
- (chain != 0 && (outside_startup_file (FRAME_SAVED_PC (thisframe))))
-
-#define FRAME_CHAIN_COMBINE(chain, thisframe) (chain)
-
/* Define other aspects of the stack frame. */
/* A macro that tells us whether the function invocation represented
#define FRAME_NUM_ARGS(numargs, fi) (numargs) = i386_frame_num_args(fi)
+#ifdef __STDC__ /* Forward decl's for prototypes */
+struct frame_info;
+struct frame_saved_regs;
+#endif
+
+extern int
+i386_frame_num_args PARAMS ((struct frame_info *));
+
/* Return number of bytes at start of arglist that are not really args. */
#define FRAME_ARGS_SKIP 8
#define FRAME_FIND_SAVED_REGS(frame_info, frame_saved_regs) \
{ i386_frame_find_saved_regs ((frame_info), &(frame_saved_regs)); }
+extern void
+i386_frame_find_saved_regs PARAMS ((struct frame_info *,
+ struct frame_saved_regs *));
+
\f
/* Things needed for making the inferior call functions. */
#define PUSH_DUMMY_FRAME { i386_push_dummy_frame (); }
+extern void
+i386_push_dummy_frame PARAMS ((void));
+
/* Discard from the stack the innermost frame, restoring all registers. */
#define POP_FRAME { i386_pop_frame (); }
+extern void
+i386_pop_frame PARAMS ((void));
+
/* this is
* call 11223344 (32 bit relative)
* int3
projects / deliverable / binutils-gdb.git / blobdiff