aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--gdb/.Sanitize2
-rw-r--r--gdb/ChangeLog10
-rw-r--r--gdb/Makefile.in8
-rw-r--r--gdb/gdbarch.c341
-rw-r--r--gdb/gdbarch.h109
-rw-r--r--gdb/top.c293
6 files changed, 467 insertions, 296 deletions
diff --git a/gdb/.Sanitize b/gdb/.Sanitize
index 8ddb33e..e641619 100644
--- a/gdb/.Sanitize
+++ b/gdb/.Sanitize
@@ -226,6 +226,8 @@ gdb.gdb
gdb_stat.h
gdb_string.h
gdba.el
+gdbarch.c
+gdbarch.h
gdbcmd.h
gdbcore.h
gdbinit.in
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 40c10a8..798cd68 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,13 @@
+Mon Dec 14 11:01:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * gdbarch.h, gdbarch.c: Consolidate the semi-dynamic target system
+ dependant GDB parameters.
+ (set_gdbarch_from_file): Combine set_architecture_from_file and
+ set_byte_order_from_file.
+ * top.c, defs.h, printcmd.c: Delete them from here.
+ * Makefile.in: Add gdbarch.[ch].
+ * exec.c (exec_file_command): Call set_gdbarch_from_file.
+
Sun Dec 13 09:52:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
* defs.h (TARGET_PRINT_INSN_INFO, TARGET_PRINT_INSN): Define.
diff --git a/gdb/Makefile.in b/gdb/Makefile.in
index 10f3f59..6831a6e 100644
--- a/gdb/Makefile.in
+++ b/gdb/Makefile.in
@@ -398,7 +398,7 @@ SFILES = ax-general.c ax-gdb.c bcache.c blockframe.c breakpoint.c \
command.c complaints.c corefile.c cp-valprint.c dbxread.c \
demangle.c dwarfread.c dwarf2read.c elfread.c environ.c eval.c \
expprint.c f-exp.y f-lang.c f-typeprint.c f-valprint.c \
- findvar.c gdbtypes.c infcmd.c inflow.c infrun.c language.c \
+ findvar.c gdbarch.c gdbtypes.c infcmd.c inflow.c infrun.c language.c \
$(start-sanitize-java) \
jv-exp.y jv-lang.c jv-valprint.c jv-typeprint.c \
$(end-sanitize-java) \
@@ -455,7 +455,7 @@ breakpoint_h = breakpoint.h $(frame_h) $(value_h)
command_h = command.h
gdbcmd_h = gdbcmd.h $(command_h)
-defs_h = defs.h xm.h tm.h nm.h config.status config.h
+defs_h = defs.h xm.h tm.h nm.h config.status config.h gdbarch.h
inferior_h = inferior.h $(breakpoint_h)
tracepoint_h = tracepoint.h
@@ -520,7 +520,7 @@ TAGFILES_WITH_SRCDIR = $(HFILES_WITH_SRCDIR)
COMMON_OBS = version.o blockframe.o breakpoint.o findvar.o stack.o thread.o \
source.o values.o eval.o valops.o valarith.o valprint.o printcmd.o \
symtab.o symfile.o symmisc.o infcmd.o infrun.o command.o \
- expprint.o environ.o gdbtypes.o copying.o $(DEPFILES) \
+ expprint.o environ.o gdbarch.o gdbtypes.o copying.o $(DEPFILES) \
mem-break.o target.o parse.o language.o $(YYOBJ) buildsym.o \
exec.o bcache.o objfiles.o minsyms.o maint.o demangle.o \
dbxread.o coffread.o elfread.o \
@@ -1202,6 +1202,8 @@ v850ice.o: v850ice.c $(defs_h) $(symtab_h) $(inferior_h) $(command_h) \
$(TCL_CFLAGS) $(TK_CFLAGS) $(X11_CFLAGS) \
$(srcdir)/v850ice.c
+gdbarch.o: gdbarch.c $(defs_h) $(bfd_h) $(gdbcmd_h)
+
gdbtypes.o: gdbtypes.c $(bfd_h) complaints.h $(defs_h) $(expression_h) \
$(gdbtypes_h) language.h objfiles.h symfile.h $(symtab_h) target.h \
$(value_h) gdb_string.h
diff --git a/gdb/gdbarch.c b/gdb/gdbarch.c
new file mode 100644
index 0000000..7f720a8
--- /dev/null
+++ b/gdb/gdbarch.c
@@ -0,0 +1,341 @@
+/* Semi-dynamic architecture support for GDB, the GNU debugger.
+ Copyright 1998, 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. */
+
+#include "defs.h"
+#include "bfd.h"
+#include "gdbcmd.h"
+
+
+/* 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;
+
+/* Chain containing the \"set endian\" commands. */
+static struct cmd_list_element *endianlist = NULL;
+
+/* Called by ``show endian''. */
+static void show_endian PARAMS ((char *, int));
+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"));
+}
+
+/* Called if the user enters ``set endian'' without an argument. */
+static void set_endian PARAMS ((char *, int));
+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 PARAMS ((char *, int));
+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 PARAMS ((char *, int));
+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 PARAMS ((char *, int));
+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);
+ }
+}
+
+/* Set the endianness from a BFD. */
+static void set_endian_from_file PARAMS ((bfd *));
+static 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));
+
+/* Do the real work of changing the current architecture */
+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 ``show architecture'' without an argument. */
+static void show_architecture PARAMS ((char *, int));
+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 ``set architecture'' with or without an
+ argument. */
+static void set_architecture PARAMS ((char *, int));
+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 ``info architecture'' without an argument. */
+static void info_architecture PARAMS ((char *, int));
+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 */
+static void set_architecture_from_file PARAMS ((bfd *));
+static 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);
+ }
+}
+
+
+
+/* Disassembler */
+
+/* Pointer to the target-dependent disassembly function. */
+int (*tm_print_insn) PARAMS ((bfd_vma, disassemble_info *));
+disassemble_info tm_print_insn_info;
+
+
+
+/* Set the dynamic target-system-dependant parameters (architecture,
+ byte-order) using information found in the BFD */
+
+void
+set_gdbarch_from_file (abfd)
+ bfd *abfd;
+{
+ set_architecture_from_file (abfd);
+ set_endian_from_file (abfd);
+}
+
+
+extern void _initialize_gdbarch PARAMS ((void));
+void
+_initialize_gdbarch ()
+{
+ 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);
+
+ INIT_DISASSEMBLE_INFO_NO_ARCH (tm_print_insn_info, gdb_stdout, (fprintf_ftype)fprintf_filtered);
+ tm_print_insn_info.flavour = bfd_target_unknown_flavour;
+ tm_print_insn_info.read_memory_func = dis_asm_read_memory;
+ tm_print_insn_info.memory_error_func = dis_asm_memory_error;
+ tm_print_insn_info.print_address_func = dis_asm_print_address;
+}
diff --git a/gdb/gdbarch.h b/gdb/gdbarch.h
new file mode 100644
index 0000000..1c93bb3
--- /dev/null
+++ b/gdb/gdbarch.h
@@ -0,0 +1,109 @@
+/* Architecture commands for GDB, the GNU debugger.
+ Copyright 1998, 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 GDBARCH_H
+#define GDBARCH_H
+
+
+/* The target-system-dependant byte order is dynmaic */
+
+/* TARGET_BYTE_ORDER_SELECTABLE_P determines if the target endianness
+ is selectable at runtime. The user can use the `set endian'
+ command to change it. TARGET_BYTE_ORDER_AUTO is nonzero when
+ target_byte_order should be auto-detected (from the program image
+ say). */
+
+#ifndef TARGET_BYTE_ORDER_SELECTABLE_P
+/* compat - Catch old targets that define TARGET_BYTE_ORDER_SLECTABLE
+ when they should have defined TARGET_BYTE_ORDER_SELECTABLE_P 1 */
+#ifdef TARGET_BYTE_ORDER_SELECTABLE
+#define TARGET_BYTE_ORDER_SELECTABLE_P 1
+#else
+#define TARGET_BYTE_ORDER_SELECTABLE_P 0
+#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
diff --git a/gdb/top.c b/gdb/top.c
index 80e02b0..9f54f24 100644
--- a/gdb/top.c
+++ b/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