1999-05-03 07:29:11 +00:00
|
|
|
|
/* Interface between the opcode library and its callers.
|
2001-03-14 02:27:44 +00:00
|
|
|
|
|
2003-08-07 02:25:50 +00:00
|
|
|
|
Copyright 2001, 2002, 2003 Free Software Foundation, Inc.
|
2001-03-14 02:27:44 +00:00
|
|
|
|
|
|
|
|
|
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, 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.
|
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
Written by Cygnus Support, 1993.
|
|
|
|
|
|
|
|
|
|
The opcode library (libopcodes.a) provides instruction decoders for
|
|
|
|
|
a large variety of instruction sets, callable with an identical
|
|
|
|
|
interface, for making instruction-processing programs more independent
|
|
|
|
|
of the instruction set being processed. */
|
|
|
|
|
|
|
|
|
|
#ifndef DIS_ASM_H
|
|
|
|
|
#define DIS_ASM_H
|
|
|
|
|
|
1999-12-16 01:23:39 +00:00
|
|
|
|
#ifdef __cplusplus
|
|
|
|
|
extern "C" {
|
|
|
|
|
#endif
|
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
#include <stdio.h>
|
|
|
|
|
#include "bfd.h"
|
|
|
|
|
|
2003-08-07 02:25:50 +00:00
|
|
|
|
typedef int (*fprintf_ftype) (void *, const char*, ...);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
enum dis_insn_type {
|
|
|
|
|
dis_noninsn, /* Not a valid instruction */
|
|
|
|
|
dis_nonbranch, /* Not a branch instruction */
|
|
|
|
|
dis_branch, /* Unconditional branch */
|
|
|
|
|
dis_condbranch, /* Conditional branch */
|
|
|
|
|
dis_jsr, /* Jump to subroutine */
|
|
|
|
|
dis_condjsr, /* Conditional jump to subroutine */
|
|
|
|
|
dis_dref, /* Data reference instruction */
|
|
|
|
|
dis_dref2 /* Two data references in instruction */
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/* This struct is passed into the instruction decoding routine,
|
|
|
|
|
and is passed back out into each callback. The various fields are used
|
|
|
|
|
for conveying information from your main routine into your callbacks,
|
|
|
|
|
for passing information into the instruction decoders (such as the
|
|
|
|
|
addresses of the callback functions), or for passing information
|
|
|
|
|
back from the instruction decoders to their callers.
|
|
|
|
|
|
|
|
|
|
It must be initialized before it is first passed; this can be done
|
|
|
|
|
by hand, or using one of the initialization macros below. */
|
|
|
|
|
|
|
|
|
|
typedef struct disassemble_info {
|
|
|
|
|
fprintf_ftype fprintf_func;
|
2003-08-07 02:25:50 +00:00
|
|
|
|
void *stream;
|
|
|
|
|
void *application_data;
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
/* Target description. We could replace this with a pointer to the bfd,
|
|
|
|
|
but that would require one. There currently isn't any such requirement
|
|
|
|
|
so to avoid introducing one we record these explicitly. */
|
|
|
|
|
/* The bfd_flavour. This can be bfd_target_unknown_flavour. */
|
|
|
|
|
enum bfd_flavour flavour;
|
|
|
|
|
/* The bfd_arch value. */
|
|
|
|
|
enum bfd_architecture arch;
|
|
|
|
|
/* The bfd_mach value. */
|
|
|
|
|
unsigned long mach;
|
|
|
|
|
/* Endianness (for bi-endian cpus). Mono-endian cpus can ignore this. */
|
|
|
|
|
enum bfd_endian endian;
|
2002-02-05 19:40:45 +00:00
|
|
|
|
/* An arch/mach-specific bitmask of selected instruction subsets, mainly
|
|
|
|
|
for processors with run-time-switchable instruction sets. The default,
|
|
|
|
|
zero, means that there is no constraint. CGEN-based opcodes ports
|
|
|
|
|
may use ISA_foo masks. */
|
|
|
|
|
unsigned long insn_sets;
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
2000-12-18 23:19:55 +00:00
|
|
|
|
/* Some targets need information about the current section to accurately
|
|
|
|
|
display insns. If this is NULL, the target disassembler function
|
|
|
|
|
will have to make its best guess. */
|
|
|
|
|
asection *section;
|
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
/* An array of pointers to symbols either at the location being disassembled
|
|
|
|
|
or at the start of the function being disassembled. The array is sorted
|
|
|
|
|
so that the first symbol is intended to be the one used. The others are
|
|
|
|
|
present for any misc. purposes. This is not set reliably, but if it is
|
|
|
|
|
not NULL, it is correct. */
|
|
|
|
|
asymbol **symbols;
|
|
|
|
|
/* Number of symbols in array. */
|
|
|
|
|
int num_symbols;
|
|
|
|
|
|
|
|
|
|
/* For use by the disassembler.
|
|
|
|
|
The top 16 bits are reserved for public use (and are documented here).
|
|
|
|
|
The bottom 16 bits are for the internal use of the disassembler. */
|
|
|
|
|
unsigned long flags;
|
|
|
|
|
#define INSN_HAS_RELOC 0x80000000
|
2003-08-07 02:25:50 +00:00
|
|
|
|
void *private_data;
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
/* Function used to get bytes to disassemble. MEMADDR is the
|
|
|
|
|
address of the stuff to be disassembled, MYADDR is the address to
|
|
|
|
|
put the bytes in, and LENGTH is the number of bytes to read.
|
|
|
|
|
INFO is a pointer to this struct.
|
|
|
|
|
Returns an errno value or 0 for success. */
|
|
|
|
|
int (*read_memory_func)
|
2003-08-07 02:25:50 +00:00
|
|
|
|
(bfd_vma memaddr, bfd_byte *myaddr, unsigned int length,
|
|
|
|
|
struct disassemble_info *info);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
/* Function which should be called if we get an error that we can't
|
|
|
|
|
recover from. STATUS is the errno value from read_memory_func and
|
|
|
|
|
MEMADDR is the address that we were trying to read. INFO is a
|
|
|
|
|
pointer to this struct. */
|
|
|
|
|
void (*memory_error_func)
|
2003-08-07 02:25:50 +00:00
|
|
|
|
(int status, bfd_vma memaddr, struct disassemble_info *info);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
/* Function called to print ADDR. */
|
|
|
|
|
void (*print_address_func)
|
2003-08-07 02:25:50 +00:00
|
|
|
|
(bfd_vma addr, struct disassemble_info *info);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
/* Function called to determine if there is a symbol at the given ADDR.
|
|
|
|
|
If there is, the function returns 1, otherwise it returns 0.
|
|
|
|
|
This is used by ports which support an overlay manager where
|
|
|
|
|
the overlay number is held in the top part of an address. In
|
|
|
|
|
some circumstances we want to include the overlay number in the
|
|
|
|
|
address, (normally because there is a symbol associated with
|
|
|
|
|
that address), but sometimes we want to mask out the overlay bits. */
|
|
|
|
|
int (* symbol_at_address_func)
|
2003-08-07 02:25:50 +00:00
|
|
|
|
(bfd_vma addr, struct disassemble_info * info);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
2003-11-14 15:12:44 +00:00
|
|
|
|
/* Function called to check if a SYMBOL is can be displayed to the user.
|
|
|
|
|
This is used by some ports that want to hide special symbols when
|
|
|
|
|
displaying debugging outout. */
|
|
|
|
|
bfd_boolean (* symbol_is_valid)
|
|
|
|
|
(asymbol *, struct disassemble_info * info);
|
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
/* These are for buffer_read_memory. */
|
|
|
|
|
bfd_byte *buffer;
|
|
|
|
|
bfd_vma buffer_vma;
|
2000-02-21 12:01:27 +00:00
|
|
|
|
unsigned int buffer_length;
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
/* This variable may be set by the instruction decoder. It suggests
|
|
|
|
|
the number of bytes objdump should display on a single line. If
|
|
|
|
|
the instruction decoder sets this, it should always set it to
|
|
|
|
|
the same value in order to get reasonable looking output. */
|
|
|
|
|
int bytes_per_line;
|
|
|
|
|
|
2003-11-14 15:12:44 +00:00
|
|
|
|
/* The next two variables control the way objdump displays the raw data. */
|
1999-05-03 07:29:11 +00:00
|
|
|
|
/* For example, if bytes_per_line is 8 and bytes_per_chunk is 4, the */
|
|
|
|
|
/* output will look like this:
|
|
|
|
|
00: 00000000 00000000
|
|
|
|
|
with the chunks displayed according to "display_endian". */
|
|
|
|
|
int bytes_per_chunk;
|
|
|
|
|
enum bfd_endian display_endian;
|
|
|
|
|
|
2000-02-03 18:12:55 +00:00
|
|
|
|
/* Number of octets per incremented target address
|
2001-10-30 15:20:14 +00:00
|
|
|
|
Normally one, but some DSPs have byte sizes of 16 or 32 bits. */
|
2000-02-21 12:01:27 +00:00
|
|
|
|
unsigned int octets_per_byte;
|
2000-02-03 18:12:55 +00:00
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
/* Results from instruction decoders. Not all decoders yet support
|
|
|
|
|
this information. This info is set each time an instruction is
|
|
|
|
|
decoded, and is only valid for the last such instruction.
|
|
|
|
|
|
|
|
|
|
To determine whether this decoder supports this information, set
|
|
|
|
|
insn_info_valid to 0, decode an instruction, then check it. */
|
|
|
|
|
|
|
|
|
|
char insn_info_valid; /* Branch info has been set. */
|
|
|
|
|
char branch_delay_insns; /* How many sequential insn's will run before
|
|
|
|
|
a branch takes effect. (0 = normal) */
|
|
|
|
|
char data_size; /* Size of data reference in insn, in bytes */
|
|
|
|
|
enum dis_insn_type insn_type; /* Type of instruction */
|
|
|
|
|
bfd_vma target; /* Target address of branch or dref, if known;
|
|
|
|
|
zero if unknown. */
|
|
|
|
|
bfd_vma target2; /* Second target address for dref2 */
|
|
|
|
|
|
1999-06-16 02:24:36 +00:00
|
|
|
|
/* Command line options specific to the target disassembler. */
|
|
|
|
|
char * disassembler_options;
|
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
} disassemble_info;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* Standard disassemblers. Disassemble one instruction at the given
|
2001-11-11 15:45:34 +00:00
|
|
|
|
target address. Return number of octets processed. */
|
2003-08-07 02:25:50 +00:00
|
|
|
|
typedef int (*disassembler_ftype) (bfd_vma, disassemble_info *);
|
|
|
|
|
|
|
|
|
|
extern int print_insn_big_mips (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_little_mips (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_i386 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_i386_att (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_i386_intel (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_ia64 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_i370 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_m68hc11 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_m68hc12 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_m68k (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_z8001 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_z8002 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_h8300 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_h8300h (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_h8300s (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_h8500 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_alpha (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_big_arm (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_little_arm (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_sparc (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_big_a29k (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_little_a29k (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_avr (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_d10v (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_d30v (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_dlx (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_fr30 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_hppa (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_i860 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_i960 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_ip2k (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_m32r (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_m88k (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_mcore (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_mmix (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_mn10200 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_mn10300 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_msp430 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_ns32k (bfd_vma, disassemble_info *);
|
2004-07-07 17:28:53 +00:00
|
|
|
|
extern int print_insn_crx (bfd_vma, disassemble_info *);
|
2003-08-07 02:25:50 +00:00
|
|
|
|
extern int print_insn_openrisc (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_big_or32 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_little_or32 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_pdp11 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_pj (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_big_powerpc (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_little_powerpc (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_rs6000 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_s390 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_sh (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_tic30 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_tic4x (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_tic54x (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_tic80 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_v850 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_vax (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_w65 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_xstormy16 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_xtensa (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_sh64 (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_sh64x_media (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_frv (bfd_vma, disassemble_info *);
|
|
|
|
|
extern int print_insn_iq2000 (bfd_vma, disassemble_info *);
|
|
|
|
|
|
|
|
|
|
extern disassembler_ftype arc_get_disassembler (void *);
|
|
|
|
|
extern disassembler_ftype cris_get_disassembler (bfd *);
|
|
|
|
|
|
|
|
|
|
extern void print_mips_disassembler_options (FILE *);
|
|
|
|
|
extern void print_ppc_disassembler_options (FILE *);
|
|
|
|
|
extern void print_arm_disassembler_options (FILE *);
|
|
|
|
|
extern void parse_arm_disassembler_option (char *);
|
|
|
|
|
extern int get_arm_regname_num_options (void);
|
|
|
|
|
extern int set_arm_regname_option (int);
|
2003-11-14 15:12:44 +00:00
|
|
|
|
extern int get_arm_regnames (int, const char **, const char **, const char ***);
|
|
|
|
|
extern bfd_boolean arm_symbol_is_valid (asymbol *, struct disassemble_info *);
|
1999-06-16 02:24:36 +00:00
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
/* Fetch the disassembler for a given BFD, if that support is available. */
|
2003-08-07 02:25:50 +00:00
|
|
|
|
extern disassembler_ftype disassembler (bfd *);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
2003-11-14 15:12:44 +00:00
|
|
|
|
/* Amend the disassemble_info structure as necessary for the target architecture.
|
|
|
|
|
Should only be called after initialising the info->arch field. */
|
|
|
|
|
extern void disassemble_init_for_target (struct disassemble_info * info);
|
|
|
|
|
|
2000-01-27 21:44:26 +00:00
|
|
|
|
/* Document any target specific options available from the disassembler. */
|
2003-08-07 02:25:50 +00:00
|
|
|
|
extern void disassembler_usage (FILE *);
|
2000-01-27 21:44:26 +00:00
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
/* This block of definitions is for particular callers who read instructions
|
|
|
|
|
into a buffer before calling the instruction decoder. */
|
|
|
|
|
|
|
|
|
|
/* Here is a function which callers may wish to use for read_memory_func.
|
|
|
|
|
It gets bytes from a buffer. */
|
|
|
|
|
extern int buffer_read_memory
|
2003-08-07 02:25:50 +00:00
|
|
|
|
(bfd_vma, bfd_byte *, unsigned int, struct disassemble_info *);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
/* This function goes with buffer_read_memory.
|
|
|
|
|
It prints a message using info->fprintf_func and info->stream. */
|
2003-08-07 02:25:50 +00:00
|
|
|
|
extern void perror_memory (int, bfd_vma, struct disassemble_info *);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* Just print the address in hex. This is included for completeness even
|
|
|
|
|
though both GDB and objdump provide their own (to print symbolic
|
|
|
|
|
addresses). */
|
|
|
|
|
extern void generic_print_address
|
2003-08-07 02:25:50 +00:00
|
|
|
|
(bfd_vma, struct disassemble_info *);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
|
|
|
|
/* Always true. */
|
|
|
|
|
extern int generic_symbol_at_address
|
2003-08-07 02:25:50 +00:00
|
|
|
|
(bfd_vma, struct disassemble_info *);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
2003-11-14 15:12:44 +00:00
|
|
|
|
/* Also always true. */
|
|
|
|
|
extern bfd_boolean generic_symbol_is_valid
|
|
|
|
|
(asymbol *, struct disassemble_info *);
|
|
|
|
|
|
2003-09-03 23:43:18 +00:00
|
|
|
|
/* Method to initialize a disassemble_info struct. This should be
|
|
|
|
|
called by all applications creating such a struct. */
|
|
|
|
|
extern void init_disassemble_info (struct disassemble_info *info, void *stream,
|
|
|
|
|
fprintf_ftype fprintf_func);
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
2003-09-03 23:43:18 +00:00
|
|
|
|
/* For compatibility with existing code. */
|
|
|
|
|
#define INIT_DISASSEMBLE_INFO(INFO, STREAM, FPRINTF_FUNC) \
|
|
|
|
|
init_disassemble_info (&(INFO), (STREAM), (fprintf_ftype) (FPRINTF_FUNC))
|
1999-05-03 07:29:11 +00:00
|
|
|
|
#define INIT_DISASSEMBLE_INFO_NO_ARCH(INFO, STREAM, FPRINTF_FUNC) \
|
2003-09-03 23:43:18 +00:00
|
|
|
|
init_disassemble_info (&(INFO), (STREAM), (fprintf_ftype) (FPRINTF_FUNC))
|
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
|
1999-12-16 01:23:39 +00:00
|
|
|
|
#ifdef __cplusplus
|
2002-09-19 15:48:16 +00:00
|
|
|
|
}
|
1999-12-16 01:23:39 +00:00
|
|
|
|
#endif
|
|
|
|
|
|
1999-05-03 07:29:11 +00:00
|
|
|
|
#endif /* ! defined (DIS_ASM_H) */
|