CARP:
Consolidate the semi-dynamic target system dependant GDB parameters moving them all into a new file.
This commit is contained in:
Andrew Cagney
parent
aaa3c096db
commit
f7e85b1bc1
6 changed files with 467 additions and 296 deletions
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@ -226,6 +226,8 @@ gdb.gdb
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gdb_stat.h
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gdb_string.h
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gdba.el
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gdbarch.c
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gdbarch.h
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gdbcmd.h
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gdbcore.h
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gdbinit.in
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@ -1,3 +1,13 @@
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Mon Dec 14 11:01:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
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* gdbarch.h, gdbarch.c: Consolidate the semi-dynamic target system
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dependant GDB parameters.
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(set_gdbarch_from_file): Combine set_architecture_from_file and
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set_byte_order_from_file.
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* top.c, defs.h, printcmd.c: Delete them from here.
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* Makefile.in: Add gdbarch.[ch].
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* exec.c (exec_file_command): Call set_gdbarch_from_file.
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Sun Dec 13 09:52:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
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* defs.h (TARGET_PRINT_INSN_INFO, TARGET_PRINT_INSN): Define.
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@ -398,7 +398,7 @@ SFILES = ax-general.c ax-gdb.c bcache.c blockframe.c breakpoint.c \
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command.c complaints.c corefile.c cp-valprint.c dbxread.c \
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demangle.c dwarfread.c dwarf2read.c elfread.c environ.c eval.c \
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expprint.c f-exp.y f-lang.c f-typeprint.c f-valprint.c \
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findvar.c gdbtypes.c infcmd.c inflow.c infrun.c language.c \
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findvar.c gdbarch.c gdbtypes.c infcmd.c inflow.c infrun.c language.c \
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$(start-sanitize-java) \
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jv-exp.y jv-lang.c jv-valprint.c jv-typeprint.c \
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$(end-sanitize-java) \
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@ -455,7 +455,7 @@ breakpoint_h = breakpoint.h $(frame_h) $(value_h)
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command_h = command.h
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gdbcmd_h = gdbcmd.h $(command_h)
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defs_h = defs.h xm.h tm.h nm.h config.status config.h
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defs_h = defs.h xm.h tm.h nm.h config.status config.h gdbarch.h
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inferior_h = inferior.h $(breakpoint_h)
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tracepoint_h = tracepoint.h
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@ -520,7 +520,7 @@ TAGFILES_WITH_SRCDIR = $(HFILES_WITH_SRCDIR)
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COMMON_OBS = version.o blockframe.o breakpoint.o findvar.o stack.o thread.o \
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source.o values.o eval.o valops.o valarith.o valprint.o printcmd.o \
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symtab.o symfile.o symmisc.o infcmd.o infrun.o command.o \
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expprint.o environ.o gdbtypes.o copying.o $(DEPFILES) \
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expprint.o environ.o gdbarch.o gdbtypes.o copying.o $(DEPFILES) \
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mem-break.o target.o parse.o language.o $(YYOBJ) buildsym.o \
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exec.o bcache.o objfiles.o minsyms.o maint.o demangle.o \
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dbxread.o coffread.o elfread.o \
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@ -1202,6 +1202,8 @@ v850ice.o: v850ice.c $(defs_h) $(symtab_h) $(inferior_h) $(command_h) \
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$(TCL_CFLAGS) $(TK_CFLAGS) $(X11_CFLAGS) \
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$(srcdir)/v850ice.c
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gdbarch.o: gdbarch.c $(defs_h) $(bfd_h) $(gdbcmd_h)
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gdbtypes.o: gdbtypes.c $(bfd_h) complaints.h $(defs_h) $(expression_h) \
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$(gdbtypes_h) language.h objfiles.h symfile.h $(symtab_h) target.h \
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$(value_h) gdb_string.h
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341
gdb/gdbarch.c
Normal file
341
gdb/gdbarch.c
Normal file
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@ -0,0 +1,341 @@
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/* Semi-dynamic architecture support for GDB, the GNU debugger.
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Copyright 1998, Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "bfd.h"
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#include "gdbcmd.h"
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/* Functions to manipulate the endianness of the target. */
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#ifdef TARGET_BYTE_ORDER_SELECTABLE
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/* compat - Catch old targets that expect a selectable byte-order to
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default to BIG_ENDIAN */
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#ifndef TARGET_BYTE_ORDER_DEFAULT
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#define TARGET_BYTE_ORDER_DEFAULT BIG_ENDIAN
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#endif
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#endif
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#ifndef TARGET_BYTE_ORDER_DEFAULT
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/* compat - Catch old non byte-order selectable targets that do not
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define TARGET_BYTE_ORDER_DEFAULT and instead expect
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TARGET_BYTE_ORDER to be used as the default. For targets that
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defined neither TARGET_BYTE_ORDER nor TARGET_BYTE_ORDER_DEFAULT the
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below will get a strange compiler warning. */
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#define TARGET_BYTE_ORDER_DEFAULT TARGET_BYTE_ORDER
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#endif
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int target_byte_order = TARGET_BYTE_ORDER_DEFAULT;
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int target_byte_order_auto = 1;
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/* Chain containing the \"set endian\" commands. */
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static struct cmd_list_element *endianlist = NULL;
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/* Called by ``show endian''. */
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static void show_endian PARAMS ((char *, int));
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static void
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show_endian (args, from_tty)
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char *args;
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int from_tty;
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{
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char *msg =
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(TARGET_BYTE_ORDER_AUTO
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? "The target endianness is set automatically (currently %s endian)\n"
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: "The target is assumed to be %s endian\n");
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printf_unfiltered (msg, (TARGET_BYTE_ORDER == BIG_ENDIAN ? "big" : "little"));
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}
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/* Called if the user enters ``set endian'' without an argument. */
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static void set_endian PARAMS ((char *, int));
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static void
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set_endian (args, from_tty)
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char *args;
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int from_tty;
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{
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printf_unfiltered ("\"set endian\" must be followed by \"auto\", \"big\" or \"little\".\n");
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show_endian (args, from_tty);
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}
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/* Called by ``set endian big''. */
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static void set_endian_big PARAMS ((char *, int));
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static void
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set_endian_big (args, from_tty)
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char *args;
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int from_tty;
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{
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if (TARGET_BYTE_ORDER_SELECTABLE_P)
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{
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target_byte_order = BIG_ENDIAN;
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target_byte_order_auto = 0;
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}
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else
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{
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printf_unfiltered ("Byte order is not selectable.");
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show_endian (args, from_tty);
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}
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}
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/* Called by ``set endian little''. */
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static void set_endian_little PARAMS ((char *, int));
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static void
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set_endian_little (args, from_tty)
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char *args;
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int from_tty;
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{
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if (TARGET_BYTE_ORDER_SELECTABLE_P)
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{
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target_byte_order = LITTLE_ENDIAN;
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target_byte_order_auto = 0;
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}
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else
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{
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printf_unfiltered ("Byte order is not selectable.");
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show_endian (args, from_tty);
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}
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}
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/* Called by ``set endian auto''. */
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static void set_endian_auto PARAMS ((char *, int));
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static void
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set_endian_auto (args, from_tty)
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char *args;
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int from_tty;
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{
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if (TARGET_BYTE_ORDER_SELECTABLE_P)
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{
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target_byte_order_auto = 1;
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}
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else
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{
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printf_unfiltered ("Byte order is not selectable.");
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show_endian (args, from_tty);
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}
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}
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/* Set the endianness from a BFD. */
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static void set_endian_from_file PARAMS ((bfd *));
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static void
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set_endian_from_file (abfd)
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bfd *abfd;
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{
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if (TARGET_BYTE_ORDER_SELECTABLE_P)
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{
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int want;
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if (bfd_big_endian (abfd))
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want = BIG_ENDIAN;
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else
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want = LITTLE_ENDIAN;
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if (TARGET_BYTE_ORDER_AUTO)
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target_byte_order = want;
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else if (TARGET_BYTE_ORDER != want)
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warning ("%s endian file does not match %s endian target.",
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want == BIG_ENDIAN ? "big" : "little",
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TARGET_BYTE_ORDER == BIG_ENDIAN ? "big" : "little");
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}
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else
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{
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if (bfd_big_endian (abfd)
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? TARGET_BYTE_ORDER != BIG_ENDIAN
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: TARGET_BYTE_ORDER == BIG_ENDIAN)
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warning ("%s endian file does not match %s endian target.",
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bfd_big_endian (abfd) ? "big" : "little",
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TARGET_BYTE_ORDER == BIG_ENDIAN ? "big" : "little");
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}
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}
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/* Functions to manipulate the architecture of the target */
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int target_architecture_auto = 1;
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extern const bfd_arch_info_type bfd_default_arch_struct;
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const bfd_arch_info_type *target_architecture = &bfd_default_arch_struct;
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int (*target_architecture_hook) PARAMS ((const bfd_arch_info_type *ap));
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/* Do the real work of changing the current architecture */
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static void
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set_arch (arch)
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const bfd_arch_info_type *arch;
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{
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/* FIXME: Is it compatible with gdb? */
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/* Check with the target on the setting */
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if (target_architecture_hook != NULL
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&& !target_architecture_hook (arch))
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printf_unfiltered ("Target does not support `%s' architecture.\n",
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arch->printable_name);
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else
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{
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target_architecture_auto = 0;
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target_architecture = arch;
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}
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}
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/* Called if the user enters ``show architecture'' without an argument. */
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static void show_architecture PARAMS ((char *, int));
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static void
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show_architecture (args, from_tty)
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char *args;
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int from_tty;
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{
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const char *arch;
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arch = target_architecture->printable_name;
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if (target_architecture_auto)
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printf_filtered ("The target architecture is set automatically (currently %s)\n", arch);
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else
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printf_filtered ("The target architecture is assumed to be %s\n", arch);
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}
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/* Called if the user enters ``set architecture'' with or without an
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argument. */
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static void set_architecture PARAMS ((char *, int));
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static void
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set_architecture (args, from_tty)
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char *args;
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int from_tty;
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{
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if (args == NULL)
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{
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printf_unfiltered ("\"set architecture\" must be followed by \"auto\" or an architecture name.\n");
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}
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else if (strcmp (args, "auto") == 0)
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{
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target_architecture_auto = 1;
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}
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else
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{
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const bfd_arch_info_type *arch = bfd_scan_arch (args);
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if (arch != NULL)
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set_arch (arch);
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else
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printf_unfiltered ("Architecture `%s' not reconized.\n", args);
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}
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}
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/* Called if the user enters ``info architecture'' without an argument. */
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static void info_architecture PARAMS ((char *, int));
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static void
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info_architecture (args, from_tty)
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char *args;
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int from_tty;
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{
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enum bfd_architecture a;
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printf_filtered ("Available architectures are:\n");
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for (a = bfd_arch_obscure + 1; a < bfd_arch_last; a++)
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{
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const bfd_arch_info_type *ap = bfd_lookup_arch (a, 0);
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if (ap != NULL)
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{
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do
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{
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printf_filtered (" %s", ap->printable_name);
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ap = ap->next;
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}
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while (ap != NULL);
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printf_filtered ("\n");
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}
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}
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}
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/* Set the architecture from arch/machine */
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void
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set_architecture_from_arch_mach (arch, mach)
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enum bfd_architecture arch;
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unsigned long mach;
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{
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const bfd_arch_info_type *wanted = bfd_lookup_arch (arch, mach);
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if (wanted != NULL)
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set_arch (wanted);
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else
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fatal ("hardwired architecture/machine not reconized");
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}
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/* Set the architecture from a BFD */
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static void set_architecture_from_file PARAMS ((bfd *));
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static void
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set_architecture_from_file (abfd)
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bfd *abfd;
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{
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const bfd_arch_info_type *wanted = bfd_get_arch_info (abfd);
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if (target_architecture_auto)
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{
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if (target_architecture_hook != NULL
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&& !target_architecture_hook (wanted))
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warning ("Target may not support %s architecture",
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wanted->printable_name);
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target_architecture = wanted;
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}
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else if (wanted != target_architecture)
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{
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warning ("%s architecture file may be incompatible with %s target.",
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wanted->printable_name,
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target_architecture->printable_name);
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}
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}
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/* Disassembler */
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/* Pointer to the target-dependent disassembly function. */
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int (*tm_print_insn) PARAMS ((bfd_vma, disassemble_info *));
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disassemble_info tm_print_insn_info;
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/* Set the dynamic target-system-dependant parameters (architecture,
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byte-order) using information found in the BFD */
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void
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set_gdbarch_from_file (abfd)
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bfd *abfd;
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{
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set_architecture_from_file (abfd);
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set_endian_from_file (abfd);
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}
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extern void _initialize_gdbarch PARAMS ((void));
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void
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_initialize_gdbarch ()
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{
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add_prefix_cmd ("endian", class_support, set_endian,
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"Set endianness of target.",
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&endianlist, "set endian ", 0, &setlist);
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add_cmd ("big", class_support, set_endian_big,
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"Set target as being big endian.", &endianlist);
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add_cmd ("little", class_support, set_endian_little,
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"Set target as being little endian.", &endianlist);
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add_cmd ("auto", class_support, set_endian_auto,
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"Select target endianness automatically.", &endianlist);
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add_cmd ("endian", class_support, show_endian,
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"Show endianness of target.", &showlist);
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add_cmd ("architecture", class_support, set_architecture,
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"Set architecture of target.", &setlist);
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add_alias_cmd ("processor", "architecture", class_support, 1, &setlist);
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add_cmd ("architecture", class_support, show_architecture,
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"Show architecture of target.", &showlist);
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add_cmd ("architecture", class_support, info_architecture,
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"List supported target architectures", &infolist);
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INIT_DISASSEMBLE_INFO_NO_ARCH (tm_print_insn_info, gdb_stdout, (fprintf_ftype)fprintf_filtered);
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tm_print_insn_info.flavour = bfd_target_unknown_flavour;
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tm_print_insn_info.read_memory_func = dis_asm_read_memory;
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tm_print_insn_info.memory_error_func = dis_asm_memory_error;
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tm_print_insn_info.print_address_func = dis_asm_print_address;
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}
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109
gdb/gdbarch.h
Normal file
109
gdb/gdbarch.h
Normal file
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@ -0,0 +1,109 @@
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/* Architecture commands for GDB, the GNU debugger.
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Copyright 1998, Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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GNU General Public License for more details.
|
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|
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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. */
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#ifndef GDBARCH_H
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#define GDBARCH_H
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/* The target-system-dependant byte order is dynmaic */
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/* TARGET_BYTE_ORDER_SELECTABLE_P determines if the target endianness
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is selectable at runtime. The user can use the `set endian'
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command to change it. TARGET_BYTE_ORDER_AUTO is nonzero when
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target_byte_order should be auto-detected (from the program image
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say). */
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#ifndef TARGET_BYTE_ORDER_SELECTABLE_P
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/* compat - Catch old targets that define TARGET_BYTE_ORDER_SLECTABLE
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when they should have defined TARGET_BYTE_ORDER_SELECTABLE_P 1 */
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#ifdef TARGET_BYTE_ORDER_SELECTABLE
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#define TARGET_BYTE_ORDER_SELECTABLE_P 1
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#else
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#define TARGET_BYTE_ORDER_SELECTABLE_P 0
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#endif
|
||||
#endif
|
||||
|
||||
extern int target_byte_order;
|
||||
#ifdef TARGET_BYTE_ORDER_SELECTABLE
|
||||
/* compat - Catch old targets that define TARGET_BYTE_ORDER_SELECTABLE
|
||||
and expect defs.h to re-define TARGET_BYTE_ORDER. */
|
||||
#undef TARGET_BYTE_ORDER
|
||||
#endif
|
||||
#ifndef TARGET_BYTE_ORDER
|
||||
#define TARGET_BYTE_ORDER (target_byte_order + 0)
|
||||
#endif
|
||||
|
||||
extern int target_byte_order_auto;
|
||||
#ifndef TARGET_BYTE_ORDER_AUTO
|
||||
#define TARGET_BYTE_ORDER_AUTO (target_byte_order_auto + 0)
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
/* The target-system-dependant BFD architecture is dynamic */
|
||||
|
||||
extern int target_architecture_auto;
|
||||
#define TARGET_ARCHITECTURE_AUTO (target_architecture_auto + 0)
|
||||
|
||||
extern const bfd_arch_info_type *target_architecture;
|
||||
#define TARGET_ARCHITECTURE (target_architecture + 0)
|
||||
|
||||
/* Notify the target dependant backend of a change to the selected
|
||||
architecture. A zero return status indicates that the target did
|
||||
not like the change. */
|
||||
|
||||
extern int (*target_architecture_hook) PARAMS ((const bfd_arch_info_type *));
|
||||
|
||||
|
||||
|
||||
/* The target-system-dependant disassembler is semi-dynamic */
|
||||
|
||||
#include "dis-asm.h" /* Get defs for disassemble_info */
|
||||
|
||||
extern int dis_asm_read_memory PARAMS ((bfd_vma memaddr, bfd_byte *myaddr,
|
||||
int len, disassemble_info *info));
|
||||
|
||||
extern void dis_asm_memory_error PARAMS ((int status, bfd_vma memaddr,
|
||||
disassemble_info *info));
|
||||
|
||||
extern void dis_asm_print_address PARAMS ((bfd_vma addr,
|
||||
disassemble_info *info));
|
||||
|
||||
extern int (*tm_print_insn) PARAMS ((bfd_vma, disassemble_info*));
|
||||
extern disassemble_info tm_print_insn_info;
|
||||
#ifndef TARGET_PRINT_INSN
|
||||
#define TARGET_PRINT_INSN(vma, info) (*tm_print_insn) (vma, info)
|
||||
#endif
|
||||
#ifndef TARGET_PRINT_INSN_INFO
|
||||
#define TARGET_PRINT_INSN_INFO (&tm_print_insn_info)
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
/* Set the dynamic target-system-dependant parameters (architecture,
|
||||
byte-order, ...) using information found in the BFD */
|
||||
|
||||
extern void set_gdbarch_from_file PARAMS ((bfd *));
|
||||
|
||||
/* Explicitly set the dynamic target-system-dependant parameters based
|
||||
on bfd_architecture and machine. */
|
||||
|
||||
extern void set_architecture_from_arch_mach PARAMS ((enum bfd_architecture, unsigned long));
|
||||
|
||||
#endif
|
||||
293
gdb/top.c
293
gdb/top.c
|
|
@ -108,22 +108,6 @@ static void init_signals PARAMS ((void));
|
|||
|
||||
static void set_verbose PARAMS ((char *, int, struct cmd_list_element *));
|
||||
|
||||
static void set_endian PARAMS ((char *, int));
|
||||
|
||||
static void set_endian_big PARAMS ((char *, int));
|
||||
|
||||
static void set_endian_little PARAMS ((char *, int));
|
||||
|
||||
static void set_endian_auto PARAMS ((char *, int));
|
||||
|
||||
static void show_endian PARAMS ((char *, int));
|
||||
|
||||
static void set_architecture PARAMS ((char *, int));
|
||||
|
||||
static void show_architecture PARAMS ((char *, int));
|
||||
|
||||
static void info_architecture PARAMS ((char *, int));
|
||||
|
||||
static void show_history PARAMS ((char *, int));
|
||||
|
||||
static void set_history PARAMS ((char *, int));
|
||||
|
|
@ -239,10 +223,6 @@ struct cmd_list_element *unsetlist;
|
|||
|
||||
struct cmd_list_element *showlist;
|
||||
|
||||
/* Chain containing the \"set endian\" commands. */
|
||||
|
||||
struct cmd_list_element *endianlist;
|
||||
|
||||
/* Chain containing all defined \"set history\". */
|
||||
|
||||
struct cmd_list_element *sethistlist;
|
||||
|
|
@ -3197,257 +3177,6 @@ dont_repeat_command (ignored, from_tty)
|
|||
necessarily reading from stdin. */
|
||||
}
|
||||
|
||||
/* Functions to manipulate the endianness of the target. */
|
||||
|
||||
#ifdef TARGET_BYTE_ORDER_SELECTABLE
|
||||
/* compat - Catch old targets that expect a selectable byte-order to
|
||||
default to BIG_ENDIAN */
|
||||
#ifndef TARGET_BYTE_ORDER_DEFAULT
|
||||
#define TARGET_BYTE_ORDER_DEFAULT BIG_ENDIAN
|
||||
#endif
|
||||
#endif
|
||||
#ifndef TARGET_BYTE_ORDER_DEFAULT
|
||||
/* compat - Catch old non byte-order selectable targets that do not
|
||||
define TARGET_BYTE_ORDER_DEFAULT and instead expect
|
||||
TARGET_BYTE_ORDER to be used as the default. For targets that
|
||||
defined neither TARGET_BYTE_ORDER nor TARGET_BYTE_ORDER_DEFAULT the
|
||||
below will get a strange compiler warning. */
|
||||
#define TARGET_BYTE_ORDER_DEFAULT TARGET_BYTE_ORDER
|
||||
#endif
|
||||
int target_byte_order = TARGET_BYTE_ORDER_DEFAULT;
|
||||
int target_byte_order_auto = 1;
|
||||
|
||||
/* Called if the user enters ``set endian'' without an argument. */
|
||||
static void
|
||||
set_endian (args, from_tty)
|
||||
char *args;
|
||||
int from_tty;
|
||||
{
|
||||
printf_unfiltered ("\"set endian\" must be followed by \"auto\", \"big\" or \"little\".\n");
|
||||
show_endian (args, from_tty);
|
||||
}
|
||||
|
||||
/* Called by ``set endian big''. */
|
||||
static void
|
||||
set_endian_big (args, from_tty)
|
||||
char *args;
|
||||
int from_tty;
|
||||
{
|
||||
if (TARGET_BYTE_ORDER_SELECTABLE_P)
|
||||
{
|
||||
target_byte_order = BIG_ENDIAN;
|
||||
target_byte_order_auto = 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
printf_unfiltered ("Byte order is not selectable.");
|
||||
show_endian (args, from_tty);
|
||||
}
|
||||
}
|
||||
|
||||
/* Called by ``set endian little''. */
|
||||
static void
|
||||
set_endian_little (args, from_tty)
|
||||
char *args;
|
||||
int from_tty;
|
||||
{
|
||||
if (TARGET_BYTE_ORDER_SELECTABLE_P)
|
||||
{
|
||||
target_byte_order = LITTLE_ENDIAN;
|
||||
target_byte_order_auto = 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
printf_unfiltered ("Byte order is not selectable.");
|
||||
show_endian (args, from_tty);
|
||||
}
|
||||
}
|
||||
|
||||
/* Called by ``set endian auto''. */
|
||||
static void
|
||||
set_endian_auto (args, from_tty)
|
||||
char *args;
|
||||
int from_tty;
|
||||
{
|
||||
if (TARGET_BYTE_ORDER_SELECTABLE_P)
|
||||
{
|
||||
target_byte_order_auto = 1;
|
||||
}
|
||||
else
|
||||
{
|
||||
printf_unfiltered ("Byte order is not selectable.");
|
||||
show_endian (args, from_tty);
|
||||
}
|
||||
}
|
||||
|
||||
/* Called by ``show endian''. */
|
||||
static void
|
||||
show_endian (args, from_tty)
|
||||
char *args;
|
||||
int from_tty;
|
||||
{
|
||||
char *msg =
|
||||
(TARGET_BYTE_ORDER_AUTO
|
||||
? "The target endianness is set automatically (currently %s endian)\n"
|
||||
: "The target is assumed to be %s endian\n");
|
||||
printf_unfiltered (msg, (TARGET_BYTE_ORDER == BIG_ENDIAN ? "big" : "little"));
|
||||
}
|
||||
|
||||
/* Set the endianness from a BFD. */
|
||||
void
|
||||
set_endian_from_file (abfd)
|
||||
bfd *abfd;
|
||||
{
|
||||
if (TARGET_BYTE_ORDER_SELECTABLE_P)
|
||||
{
|
||||
int want;
|
||||
|
||||
if (bfd_big_endian (abfd))
|
||||
want = BIG_ENDIAN;
|
||||
else
|
||||
want = LITTLE_ENDIAN;
|
||||
if (TARGET_BYTE_ORDER_AUTO)
|
||||
target_byte_order = want;
|
||||
else if (TARGET_BYTE_ORDER != want)
|
||||
warning ("%s endian file does not match %s endian target.",
|
||||
want == BIG_ENDIAN ? "big" : "little",
|
||||
TARGET_BYTE_ORDER == BIG_ENDIAN ? "big" : "little");
|
||||
}
|
||||
else
|
||||
{
|
||||
if (bfd_big_endian (abfd)
|
||||
? TARGET_BYTE_ORDER != BIG_ENDIAN
|
||||
: TARGET_BYTE_ORDER == BIG_ENDIAN)
|
||||
warning ("%s endian file does not match %s endian target.",
|
||||
bfd_big_endian (abfd) ? "big" : "little",
|
||||
TARGET_BYTE_ORDER == BIG_ENDIAN ? "big" : "little");
|
||||
}
|
||||
}
|
||||
|
||||
/* Functions to manipulate the architecture of the target */
|
||||
|
||||
int target_architecture_auto = 1;
|
||||
extern const bfd_arch_info_type bfd_default_arch_struct;
|
||||
const bfd_arch_info_type *target_architecture = &bfd_default_arch_struct;
|
||||
int (*target_architecture_hook) PARAMS ((const bfd_arch_info_type *ap));
|
||||
|
||||
static void
|
||||
set_arch (arch)
|
||||
const bfd_arch_info_type *arch;
|
||||
{
|
||||
/* FIXME: Is it compatible with gdb? */
|
||||
/* Check with the target on the setting */
|
||||
if (target_architecture_hook != NULL
|
||||
&& !target_architecture_hook (arch))
|
||||
printf_unfiltered ("Target does not support `%s' architecture.\n",
|
||||
arch->printable_name);
|
||||
else
|
||||
{
|
||||
target_architecture_auto = 0;
|
||||
target_architecture = arch;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/* Called if the user enters ``set architecture'' with or without an
|
||||
argument. */
|
||||
static void
|
||||
set_architecture (args, from_tty)
|
||||
char *args;
|
||||
int from_tty;
|
||||
{
|
||||
if (args == NULL)
|
||||
{
|
||||
printf_unfiltered ("\"set architecture\" must be followed by \"auto\" or an architecture name.\n");
|
||||
}
|
||||
else if (strcmp (args, "auto") == 0)
|
||||
{
|
||||
target_architecture_auto = 1;
|
||||
}
|
||||
else
|
||||
{
|
||||
const bfd_arch_info_type *arch = bfd_scan_arch (args);
|
||||
if (arch != NULL)
|
||||
set_arch (arch);
|
||||
else
|
||||
printf_unfiltered ("Architecture `%s' not reconized.\n", args);
|
||||
}
|
||||
}
|
||||
|
||||
/* Called if the user enters ``show architecture'' without an argument. */
|
||||
static void
|
||||
show_architecture (args, from_tty)
|
||||
char *args;
|
||||
int from_tty;
|
||||
{
|
||||
const char *arch;
|
||||
arch = target_architecture->printable_name;
|
||||
if (target_architecture_auto)
|
||||
printf_filtered ("The target architecture is set automatically (currently %s)\n", arch);
|
||||
else
|
||||
printf_filtered ("The target architecture is assumed to be %s\n", arch);
|
||||
}
|
||||
|
||||
/* Called if the user enters ``info architecture'' without an argument. */
|
||||
static void
|
||||
info_architecture (args, from_tty)
|
||||
char *args;
|
||||
int from_tty;
|
||||
{
|
||||
enum bfd_architecture a;
|
||||
printf_filtered ("Available architectures are:\n");
|
||||
for (a = bfd_arch_obscure + 1; a < bfd_arch_last; a++)
|
||||
{
|
||||
const bfd_arch_info_type *ap = bfd_lookup_arch (a, 0);
|
||||
if (ap != NULL)
|
||||
{
|
||||
do
|
||||
{
|
||||
printf_filtered (" %s", ap->printable_name);
|
||||
ap = ap->next;
|
||||
}
|
||||
while (ap != NULL);
|
||||
printf_filtered ("\n");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* Set the architecture from arch/machine */
|
||||
void
|
||||
set_architecture_from_arch_mach (arch, mach)
|
||||
enum bfd_architecture arch;
|
||||
unsigned long mach;
|
||||
{
|
||||
const bfd_arch_info_type *wanted = bfd_lookup_arch (arch, mach);
|
||||
if (wanted != NULL)
|
||||
set_arch (wanted);
|
||||
else
|
||||
fatal ("hardwired architecture/machine not reconized");
|
||||
}
|
||||
|
||||
|
||||
/* Set the architecture from a BFD */
|
||||
void
|
||||
set_architecture_from_file (abfd)
|
||||
bfd *abfd;
|
||||
{
|
||||
const bfd_arch_info_type *wanted = bfd_get_arch_info (abfd);
|
||||
if (target_architecture_auto)
|
||||
{
|
||||
if (target_architecture_hook != NULL
|
||||
&& !target_architecture_hook (wanted))
|
||||
warning ("Target may not support %s architecture",
|
||||
wanted->printable_name);
|
||||
target_architecture = wanted;
|
||||
}
|
||||
else if (wanted != target_architecture)
|
||||
{
|
||||
warning ("%s architecture file may be incompatible with %s target.",
|
||||
wanted->printable_name,
|
||||
target_architecture->printable_name);
|
||||
}
|
||||
}
|
||||
|
||||
/* Functions to manipulate command line editing control variables. */
|
||||
|
||||
/* Number of commands to print in each call to show_commands. */
|
||||
|
|
@ -3617,7 +3346,6 @@ init_cmd_lists ()
|
|||
setlist = NULL;
|
||||
unsetlist = NULL;
|
||||
showlist = NULL;
|
||||
endianlist = NULL;
|
||||
sethistlist = NULL;
|
||||
showhistlist = NULL;
|
||||
unsethistlist = NULL;
|
||||
|
|
@ -3668,27 +3396,6 @@ init_main ()
|
|||
{
|
||||
struct cmd_list_element *c;
|
||||
|
||||
add_prefix_cmd ("endian", class_support, set_endian,
|
||||
"Set endianness of target.",
|
||||
&endianlist, "set endian ", 0, &setlist);
|
||||
add_cmd ("big", class_support, set_endian_big,
|
||||
"Set target as being big endian.", &endianlist);
|
||||
add_cmd ("little", class_support, set_endian_little,
|
||||
"Set target as being little endian.", &endianlist);
|
||||
add_cmd ("auto", class_support, set_endian_auto,
|
||||
"Select target endianness automatically.", &endianlist);
|
||||
add_cmd ("endian", class_support, show_endian,
|
||||
"Show endianness of target.", &showlist);
|
||||
|
||||
add_cmd ("architecture", class_support, set_architecture,
|
||||
"Set architecture of target.", &setlist);
|
||||
add_alias_cmd ("processor", "architecture", class_support, 1, &setlist);
|
||||
add_cmd ("architecture", class_support, show_architecture,
|
||||
"Show architecture of target.", &showlist);
|
||||
add_cmd ("architecture", class_support, info_architecture,
|
||||
"List supported target architectures", &infolist);
|
||||
|
||||
|
||||
#ifdef DEFAULT_PROMPT
|
||||
prompt = savestring (DEFAULT_PROMPT, strlen(DEFAULT_PROMPT));
|
||||
#else
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue