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- Added disassembler from gdb.
svn path=/trunk/; revision=8686
This commit is contained in:
David Welch
parent
ff3151887b
commit
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2 changed files with 4629 additions and 0 deletions
331
reactos/ntoskrnl/dbg/i386/dis-asm.h
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331
reactos/ntoskrnl/dbg/i386/dis-asm.h
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/* Interface between the opcode library and its callers.
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Copyright 2001, 2002 Free Software Foundation, Inc.
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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, or (at your option)
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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,
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Boston, MA 02111-1307, USA.
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Written by Cygnus Support, 1993.
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The opcode library (libopcodes.a) provides instruction decoders for
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a large variety of instruction sets, callable with an identical
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interface, for making instruction-processing programs more independent
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of the instruction set being processed. */
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#ifndef DIS_ASM_H
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#define DIS_ASM_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if 0
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#include <stdio.h>
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#include "bfd.h"
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#endif
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typedef int (*fprintf_ftype) PARAMS((PTR, const char*, ...));
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enum dis_insn_type {
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dis_noninsn, /* Not a valid instruction */
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dis_nonbranch, /* Not a branch instruction */
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dis_branch, /* Unconditional branch */
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dis_condbranch, /* Conditional branch */
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dis_jsr, /* Jump to subroutine */
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dis_condjsr, /* Conditional jump to subroutine */
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dis_dref, /* Data reference instruction */
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dis_dref2 /* Two data references in instruction */
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};
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/* This struct is passed into the instruction decoding routine,
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and is passed back out into each callback. The various fields are used
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for conveying information from your main routine into your callbacks,
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for passing information into the instruction decoders (such as the
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addresses of the callback functions), or for passing information
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back from the instruction decoders to their callers.
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It must be initialized before it is first passed; this can be done
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by hand, or using one of the initialization macros below. */
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typedef struct disassemble_info {
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fprintf_ftype fprintf_func;
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PTR stream;
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PTR application_data;
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/* Target description. We could replace this with a pointer to the bfd,
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but that would require one. There currently isn't any such requirement
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so to avoid introducing one we record these explicitly. */
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/* The bfd_flavour. This can be bfd_target_unknown_flavour. */
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enum bfd_flavour flavour;
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/* The bfd_arch value. */
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enum bfd_architecture arch;
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/* The bfd_mach value. */
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unsigned long mach;
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#if 0
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enum bfd_endian endian;
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#endif
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/* An arch/mach-specific bitmask of selected instruction subsets, mainly
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for processors with run-time-switchable instruction sets. The default,
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zero, means that there is no constraint. CGEN-based opcodes ports
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may use ISA_foo masks. */
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unsigned long insn_sets;
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#if 0
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/* Some targets need information about the current section to accurately
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display insns. If this is NULL, the target disassembler function
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will have to make its best guess. */
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asection *section;
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/* An array of pointers to symbols either at the location being disassembled
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or at the start of the function being disassembled. The array is sorted
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so that the first symbol is intended to be the one used. The others are
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present for any misc. purposes. This is not set reliably, but if it is
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not NULL, it is correct. */
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asymbol **symbols;
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/* Number of symbols in array. */
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int num_symbols;
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#endif
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/* For use by the disassembler.
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The top 16 bits are reserved for public use (and are documented here).
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The bottom 16 bits are for the internal use of the disassembler. */
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unsigned long flags;
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#define INSN_HAS_RELOC 0x80000000
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PTR private_data;
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/* Function used to get bytes to disassemble. MEMADDR is the
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address of the stuff to be disassembled, MYADDR is the address to
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put the bytes in, and LENGTH is the number of bytes to read.
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INFO is a pointer to this struct.
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Returns an errno value or 0 for success. */
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int (*read_memory_func)
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PARAMS ((bfd_vma memaddr, bfd_byte *myaddr, unsigned int length,
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struct disassemble_info *info));
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/* Function which should be called if we get an error that we can't
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recover from. STATUS is the errno value from read_memory_func and
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MEMADDR is the address that we were trying to read. INFO is a
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pointer to this struct. */
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void (*memory_error_func)
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PARAMS ((int status, bfd_vma memaddr, struct disassemble_info *info));
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/* Function called to print ADDR. */
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void (*print_address_func)
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PARAMS ((bfd_vma addr, struct disassemble_info *info));
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/* Function called to determine if there is a symbol at the given ADDR.
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If there is, the function returns 1, otherwise it returns 0.
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This is used by ports which support an overlay manager where
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the overlay number is held in the top part of an address. In
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some circumstances we want to include the overlay number in the
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address, (normally because there is a symbol associated with
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that address), but sometimes we want to mask out the overlay bits. */
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int (* symbol_at_address_func)
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PARAMS ((bfd_vma addr, struct disassemble_info * info));
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/* These are for buffer_read_memory. */
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bfd_byte *buffer;
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bfd_vma buffer_vma;
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unsigned int buffer_length;
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/* This variable may be set by the instruction decoder. It suggests
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the number of bytes objdump should display on a single line. If
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the instruction decoder sets this, it should always set it to
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the same value in order to get reasonable looking output. */
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int bytes_per_line;
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/* the next two variables control the way objdump displays the raw data */
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/* For example, if bytes_per_line is 8 and bytes_per_chunk is 4, the */
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/* output will look like this:
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00: 00000000 00000000
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with the chunks displayed according to "display_endian". */
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int bytes_per_chunk;
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enum bfd_endian display_endian;
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/* Number of octets per incremented target address
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Normally one, but some DSPs have byte sizes of 16 or 32 bits. */
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unsigned int octets_per_byte;
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/* Results from instruction decoders. Not all decoders yet support
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this information. This info is set each time an instruction is
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decoded, and is only valid for the last such instruction.
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To determine whether this decoder supports this information, set
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insn_info_valid to 0, decode an instruction, then check it. */
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char insn_info_valid; /* Branch info has been set. */
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char branch_delay_insns; /* How many sequential insn's will run before
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a branch takes effect. (0 = normal) */
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char data_size; /* Size of data reference in insn, in bytes */
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enum dis_insn_type insn_type; /* Type of instruction */
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bfd_vma target; /* Target address of branch or dref, if known;
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zero if unknown. */
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bfd_vma target2; /* Second target address for dref2 */
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/* Command line options specific to the target disassembler. */
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char * disassembler_options;
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} disassemble_info;
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/* Standard disassemblers. Disassemble one instruction at the given
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target address. Return number of octets processed. */
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typedef int (*disassembler_ftype)
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PARAMS((bfd_vma, disassemble_info *));
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extern int print_insn_big_mips PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_little_mips PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_i386 PARAMS ((bfd_vma, disassemble_info *));
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extern int print_insn_i386_att PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_i386_intel PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_ia64 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_i370 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_m68hc11 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_m68hc12 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_m68k PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_z8001 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_z8002 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_h8300 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_h8300h PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_h8300s PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_h8500 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_alpha PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_big_arm PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_little_arm PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_sparc PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_big_a29k PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_little_a29k PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_avr PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_d10v PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_d30v PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_dlx PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_fr30 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_hppa PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_i860 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_i960 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_ip2k PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_m32r PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_m88k PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_mcore PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_mmix PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_mn10200 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_mn10300 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_msp430 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_ns32k PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_openrisc PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_big_or32 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_little_or32 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_pdp11 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_pj PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_big_powerpc PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_little_powerpc PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_rs6000 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_s390 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_sh PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_tic30 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_tic4x PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_tic54x PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_tic80 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_v850 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_vax PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_w65 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_xstormy16 PARAMS ((bfd_vma, disassemble_info*));
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extern int print_insn_sh64 PARAMS ((bfd_vma, disassemble_info *));
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extern int print_insn_sh64x_media PARAMS ((bfd_vma, disassemble_info *));
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extern int print_insn_frv PARAMS ((bfd_vma, disassemble_info *));
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extern int print_insn_iq2000 PARAMS ((bfd_vma, disassemble_info *));
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extern disassembler_ftype arc_get_disassembler PARAMS ((void *));
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extern disassembler_ftype cris_get_disassembler PARAMS ((bfd *));
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extern void print_mips_disassembler_options PARAMS ((FILE *));
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extern void print_ppc_disassembler_options PARAMS ((FILE *));
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extern void print_arm_disassembler_options PARAMS ((FILE *));
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extern void parse_arm_disassembler_option PARAMS ((char *));
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extern int get_arm_regname_num_options PARAMS ((void));
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extern int set_arm_regname_option PARAMS ((int));
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extern int get_arm_regnames PARAMS ((int, const char **, const char **, const char ***));
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/* Fetch the disassembler for a given BFD, if that support is available. */
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extern disassembler_ftype disassembler PARAMS ((bfd *));
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/* Document any target specific options available from the disassembler. */
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extern void disassembler_usage PARAMS ((FILE *));
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/* This block of definitions is for particular callers who read instructions
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into a buffer before calling the instruction decoder. */
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/* Here is a function which callers may wish to use for read_memory_func.
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It gets bytes from a buffer. */
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extern int buffer_read_memory
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PARAMS ((bfd_vma, bfd_byte *, unsigned int, struct disassemble_info *));
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/* This function goes with buffer_read_memory.
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It prints a message using info->fprintf_func and info->stream. */
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extern void perror_memory PARAMS ((int, bfd_vma, struct disassemble_info *));
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/* Just print the address in hex. This is included for completeness even
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though both GDB and objdump provide their own (to print symbolic
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addresses). */
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extern void generic_print_address
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PARAMS ((bfd_vma, struct disassemble_info *));
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/* Always true. */
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extern int generic_symbol_at_address
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PARAMS ((bfd_vma, struct disassemble_info *));
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/* Macro to initialize a disassemble_info struct. This should be called
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by all applications creating such a struct. */
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#define INIT_DISASSEMBLE_INFO(INFO, STREAM, FPRINTF_FUNC) \
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(INFO).flavour = bfd_target_unknown_flavour, \
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(INFO).arch = bfd_arch_unknown, \
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(INFO).mach = 0, \
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(INFO).insn_sets = 0, \
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(INFO).endian = BFD_ENDIAN_UNKNOWN, \
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(INFO).octets_per_byte = 1, \
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INIT_DISASSEMBLE_INFO_NO_ARCH(INFO, STREAM, FPRINTF_FUNC)
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/* Call this macro to initialize only the internal variables for the
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disassembler. Architecture dependent things such as byte order, or machine
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variant are not touched by this macro. This makes things much easier for
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GDB which must initialize these things separately. */
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#define INIT_DISASSEMBLE_INFO_NO_ARCH(INFO, STREAM, FPRINTF_FUNC) \
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(INFO).fprintf_func = (fprintf_ftype)(FPRINTF_FUNC), \
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(INFO).stream = (PTR)(STREAM), \
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(INFO).section = NULL, \
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(INFO).symbols = NULL, \
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(INFO).num_symbols = 0, \
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(INFO).private_data = NULL, \
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(INFO).buffer = NULL, \
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(INFO).buffer_vma = 0, \
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(INFO).buffer_length = 0, \
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(INFO).read_memory_func = buffer_read_memory, \
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(INFO).memory_error_func = perror_memory, \
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(INFO).print_address_func = generic_print_address, \
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(INFO).symbol_at_address_func = generic_symbol_at_address, \
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(INFO).flags = 0, \
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(INFO).bytes_per_line = 0, \
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(INFO).bytes_per_chunk = 0, \
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(INFO).display_endian = BFD_ENDIAN_UNKNOWN, \
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(INFO).disassembler_options = NULL, \
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(INFO).insn_info_valid = 0
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#ifdef __cplusplus
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}
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#endif
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#endif /* ! defined (DIS_ASM_H) */
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4298
reactos/ntoskrnl/dbg/i386/i386-dis.c
Normal file
4298
reactos/ntoskrnl/dbg/i386/i386-dis.c
Normal file
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