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1/* Interface between the opcode library and its callers.
2 Written by Cygnus Support, 1993.
3
4 The opcode library (libopcodes.a) provides instruction decoders for
5 a large variety of instruction sets, callable with an identical
6 interface, for making instruction-processing programs more independent
7 of the instruction set being processed. */
8
9#ifndef DIS_ASM_H
10#define DIS_ASM_H
11
c27004ec 12#include <stdlib.h>
47cbc7aa 13#include <stdbool.h>
dc99065b 14#include <stdio.h>
04369ff2 15#include <string.h>
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16#include <inttypes.h>
17
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18typedef void *PTR;
19typedef uint64_t bfd_vma;
bc51c5c9 20typedef int64_t bfd_signed_vma;
43d4145a 21typedef uint8_t bfd_byte;
bc51c5c9 22#define sprintf_vma(s,x) sprintf (s, "%0" PRIx64, x)
363a37d5 23#define snprintf_vma(s,ss,x) snprintf (s, ss, "%0" PRIx64, x)
43d4145a 24
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25#define BFD64
26
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27enum bfd_flavour {
28 bfd_target_unknown_flavour,
29 bfd_target_aout_flavour,
30 bfd_target_coff_flavour,
31 bfd_target_ecoff_flavour,
32 bfd_target_elf_flavour,
33 bfd_target_ieee_flavour,
34 bfd_target_nlm_flavour,
35 bfd_target_oasys_flavour,
36 bfd_target_tekhex_flavour,
37 bfd_target_srec_flavour,
38 bfd_target_ihex_flavour,
39 bfd_target_som_flavour,
40 bfd_target_os9k_flavour,
41 bfd_target_versados_flavour,
42 bfd_target_msdos_flavour,
43 bfd_target_evax_flavour
44};
45
46enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN };
47
5fafdf24 48enum bfd_architecture
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49{
50 bfd_arch_unknown, /* File arch not known */
51 bfd_arch_obscure, /* Arch known, not one of these */
52 bfd_arch_m68k, /* Motorola 68xxx */
53#define bfd_mach_m68000 1
54#define bfd_mach_m68008 2
55#define bfd_mach_m68010 3
56#define bfd_mach_m68020 4
57#define bfd_mach_m68030 5
58#define bfd_mach_m68040 6
59#define bfd_mach_m68060 7
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60#define bfd_mach_cpu32 8
61#define bfd_mach_mcf5200 9
62#define bfd_mach_mcf5206e 10
63#define bfd_mach_mcf5307 11
64#define bfd_mach_mcf5407 12
65#define bfd_mach_mcf528x 13
66#define bfd_mach_mcfv4e 14
67#define bfd_mach_mcf521x 15
68#define bfd_mach_mcf5249 16
69#define bfd_mach_mcf547x 17
70#define bfd_mach_mcf548x 18
3b46e624 71 bfd_arch_vax, /* DEC Vax */
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72 bfd_arch_i960, /* Intel 960 */
73 /* The order of the following is important.
5fafdf24 74 lower number indicates a machine type that
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75 only accepts a subset of the instructions
76 available to machines with higher numbers.
77 The exception is the "ca", which is
5fafdf24 78 incompatible with all other machines except
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79 "core". */
80
81#define bfd_mach_i960_core 1
82#define bfd_mach_i960_ka_sa 2
83#define bfd_mach_i960_kb_sb 3
84#define bfd_mach_i960_mc 4
85#define bfd_mach_i960_xa 5
86#define bfd_mach_i960_ca 6
87#define bfd_mach_i960_jx 7
88#define bfd_mach_i960_hx 8
89
90 bfd_arch_a29k, /* AMD 29000 */
91 bfd_arch_sparc, /* SPARC */
92#define bfd_mach_sparc 1
aa0aa4fa 93/* The difference between v8plus and v9 is that v9 is a true 64 bit env. */
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94#define bfd_mach_sparc_sparclet 2
95#define bfd_mach_sparc_sparclite 3
96#define bfd_mach_sparc_v8plus 4
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97#define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */
98#define bfd_mach_sparc_sparclite_le 6
99#define bfd_mach_sparc_v9 7
100#define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */
101#define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */
102#define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */
103/* Nonzero if MACH has the v9 instruction set. */
43d4145a 104#define bfd_mach_sparc_v9_p(mach) \
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105 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \
106 && (mach) != bfd_mach_sparc_sparclite_le)
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107 bfd_arch_mips, /* MIPS Rxxxx */
108#define bfd_mach_mips3000 3000
109#define bfd_mach_mips3900 3900
110#define bfd_mach_mips4000 4000
111#define bfd_mach_mips4010 4010
112#define bfd_mach_mips4100 4100
113#define bfd_mach_mips4300 4300
114#define bfd_mach_mips4400 4400
115#define bfd_mach_mips4600 4600
116#define bfd_mach_mips4650 4650
117#define bfd_mach_mips5000 5000
118#define bfd_mach_mips6000 6000
119#define bfd_mach_mips8000 8000
120#define bfd_mach_mips10000 10000
121#define bfd_mach_mips16 16
122 bfd_arch_i386, /* Intel 386 */
123#define bfd_mach_i386_i386 0
124#define bfd_mach_i386_i8086 1
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125#define bfd_mach_i386_i386_intel_syntax 2
126#define bfd_mach_x86_64 3
127#define bfd_mach_x86_64_intel_syntax 4
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128 bfd_arch_we32k, /* AT&T WE32xxx */
129 bfd_arch_tahoe, /* CCI/Harris Tahoe */
130 bfd_arch_i860, /* Intel 860 */
131 bfd_arch_romp, /* IBM ROMP PC/RT */
132 bfd_arch_alliant, /* Alliant */
133 bfd_arch_convex, /* Convex */
134 bfd_arch_m88k, /* Motorola 88xxx */
135 bfd_arch_pyramid, /* Pyramid Technology */
136 bfd_arch_h8300, /* Hitachi H8/300 */
137#define bfd_mach_h8300 1
138#define bfd_mach_h8300h 2
139#define bfd_mach_h8300s 3
140 bfd_arch_powerpc, /* PowerPC */
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141#define bfd_mach_ppc 0
142#define bfd_mach_ppc64 1
143#define bfd_mach_ppc_403 403
144#define bfd_mach_ppc_403gc 4030
eca8f888 145#define bfd_mach_ppc_e500 500
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146#define bfd_mach_ppc_505 505
147#define bfd_mach_ppc_601 601
148#define bfd_mach_ppc_602 602
149#define bfd_mach_ppc_603 603
150#define bfd_mach_ppc_ec603e 6031
151#define bfd_mach_ppc_604 604
152#define bfd_mach_ppc_620 620
153#define bfd_mach_ppc_630 630
154#define bfd_mach_ppc_750 750
155#define bfd_mach_ppc_860 860
156#define bfd_mach_ppc_a35 35
157#define bfd_mach_ppc_rs64ii 642
158#define bfd_mach_ppc_rs64iii 643
159#define bfd_mach_ppc_7400 7400
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160 bfd_arch_rs6000, /* IBM RS/6000 */
161 bfd_arch_hppa, /* HP PA RISC */
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162#define bfd_mach_hppa10 10
163#define bfd_mach_hppa11 11
164#define bfd_mach_hppa20 20
165#define bfd_mach_hppa20w 25
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166 bfd_arch_d10v, /* Mitsubishi D10V */
167 bfd_arch_z8k, /* Zilog Z8000 */
168#define bfd_mach_z8001 1
169#define bfd_mach_z8002 2
170 bfd_arch_h8500, /* Hitachi H8/500 */
171 bfd_arch_sh, /* Hitachi SH */
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172#define bfd_mach_sh 1
173#define bfd_mach_sh2 0x20
174#define bfd_mach_sh_dsp 0x2d
175#define bfd_mach_sh2a 0x2a
176#define bfd_mach_sh2a_nofpu 0x2b
177#define bfd_mach_sh2e 0x2e
43d4145a 178#define bfd_mach_sh3 0x30
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179#define bfd_mach_sh3_nommu 0x31
180#define bfd_mach_sh3_dsp 0x3d
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181#define bfd_mach_sh3e 0x3e
182#define bfd_mach_sh4 0x40
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183#define bfd_mach_sh4_nofpu 0x41
184#define bfd_mach_sh4_nommu_nofpu 0x42
185#define bfd_mach_sh4a 0x4a
186#define bfd_mach_sh4a_nofpu 0x4b
187#define bfd_mach_sh4al_dsp 0x4d
188#define bfd_mach_sh5 0x50
43d4145a 189 bfd_arch_alpha, /* Dec Alpha */
eddf68a6 190#define bfd_mach_alpha 1
43d4145a 191 bfd_arch_arm, /* Advanced Risc Machines ARM */
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192#define bfd_mach_arm_unknown 0
193#define bfd_mach_arm_2 1
194#define bfd_mach_arm_2a 2
195#define bfd_mach_arm_3 3
196#define bfd_mach_arm_3M 4
197#define bfd_mach_arm_4 5
198#define bfd_mach_arm_4T 6
199#define bfd_mach_arm_5 7
200#define bfd_mach_arm_5T 8
201#define bfd_mach_arm_5TE 9
202#define bfd_mach_arm_XScale 10
203#define bfd_mach_arm_ep9312 11
204#define bfd_mach_arm_iWMMXt 12
205#define bfd_mach_arm_iWMMXt2 13
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206 bfd_arch_ns32k, /* National Semiconductors ns32000 */
207 bfd_arch_w65, /* WDC 65816 */
208 bfd_arch_tic30, /* Texas Instruments TMS320C30 */
209 bfd_arch_v850, /* NEC V850 */
210#define bfd_mach_v850 0
211 bfd_arch_arc, /* Argonaut RISC Core */
212#define bfd_mach_arc_base 0
213 bfd_arch_m32r, /* Mitsubishi M32R/D */
214#define bfd_mach_m32r 0 /* backwards compatibility */
215 bfd_arch_mn10200, /* Matsushita MN10200 */
216 bfd_arch_mn10300, /* Matsushita MN10300 */
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217 bfd_arch_cris, /* Axis CRIS */
218#define bfd_mach_cris_v0_v10 255
219#define bfd_mach_cris_v32 32
220#define bfd_mach_cris_v10_v32 1032
e90e390c 221 bfd_arch_microblaze, /* Xilinx MicroBlaze. */
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222 bfd_arch_ia64, /* HP/Intel ia64 */
223#define bfd_mach_ia64_elf64 64
224#define bfd_mach_ia64_elf32 32
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225 bfd_arch_last
226 };
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227#define bfd_mach_s390_31 31
228#define bfd_mach_s390_64 64
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229
230typedef struct symbol_cache_entry
231{
232 const char *name;
233 union
234 {
235 PTR p;
236 bfd_vma i;
237 } udata;
238} asymbol;
dc99065b 239
9262f384 240typedef int (*fprintf_ftype) (FILE*, const char*, ...);
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241
242enum dis_insn_type {
243 dis_noninsn, /* Not a valid instruction */
244 dis_nonbranch, /* Not a branch instruction */
245 dis_branch, /* Unconditional branch */
246 dis_condbranch, /* Conditional branch */
247 dis_jsr, /* Jump to subroutine */
248 dis_condjsr, /* Conditional jump to subroutine */
249 dis_dref, /* Data reference instruction */
250 dis_dref2 /* Two data references in instruction */
251};
252
5fafdf24 253/* This struct is passed into the instruction decoding routine,
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254 and is passed back out into each callback. The various fields are used
255 for conveying information from your main routine into your callbacks,
256 for passing information into the instruction decoders (such as the
257 addresses of the callback functions), or for passing information
258 back from the instruction decoders to their callers.
259
260 It must be initialized before it is first passed; this can be done
261 by hand, or using one of the initialization macros below. */
262
263typedef struct disassemble_info {
264 fprintf_ftype fprintf_func;
265 FILE *stream;
266 PTR application_data;
267
268 /* Target description. We could replace this with a pointer to the bfd,
269 but that would require one. There currently isn't any such requirement
270 so to avoid introducing one we record these explicitly. */
271 /* The bfd_flavour. This can be bfd_target_unknown_flavour. */
272 enum bfd_flavour flavour;
273 /* The bfd_arch value. */
274 enum bfd_architecture arch;
275 /* The bfd_mach value. */
276 unsigned long mach;
277 /* Endianness (for bi-endian cpus). Mono-endian cpus can ignore this. */
278 enum bfd_endian endian;
279
280 /* An array of pointers to symbols either at the location being disassembled
281 or at the start of the function being disassembled. The array is sorted
282 so that the first symbol is intended to be the one used. The others are
283 present for any misc. purposes. This is not set reliably, but if it is
284 not NULL, it is correct. */
285 asymbol **symbols;
286 /* Number of symbols in array. */
287 int num_symbols;
288
289 /* For use by the disassembler.
290 The top 16 bits are reserved for public use (and are documented here).
291 The bottom 16 bits are for the internal use of the disassembler. */
292 unsigned long flags;
293#define INSN_HAS_RELOC 0x80000000
294 PTR private_data;
295
296 /* Function used to get bytes to disassemble. MEMADDR is the
297 address of the stuff to be disassembled, MYADDR is the address to
298 put the bytes in, and LENGTH is the number of bytes to read.
299 INFO is a pointer to this struct.
300 Returns an errno value or 0 for success. */
301 int (*read_memory_func)
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302 (bfd_vma memaddr, bfd_byte *myaddr, int length,
303 struct disassemble_info *info);
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304
305 /* Function which should be called if we get an error that we can't
306 recover from. STATUS is the errno value from read_memory_func and
307 MEMADDR is the address that we were trying to read. INFO is a
308 pointer to this struct. */
309 void (*memory_error_func)
9262f384 310 (int status, bfd_vma memaddr, struct disassemble_info *info);
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311
312 /* Function called to print ADDR. */
313 void (*print_address_func)
9262f384 314 (bfd_vma addr, struct disassemble_info *info);
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315
316 /* Function called to determine if there is a symbol at the given ADDR.
317 If there is, the function returns 1, otherwise it returns 0.
318 This is used by ports which support an overlay manager where
319 the overlay number is held in the top part of an address. In
320 some circumstances we want to include the overlay number in the
321 address, (normally because there is a symbol associated with
322 that address), but sometimes we want to mask out the overlay bits. */
323 int (* symbol_at_address_func)
9262f384 324 (bfd_vma addr, struct disassemble_info * info);
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325
326 /* These are for buffer_read_memory. */
327 bfd_byte *buffer;
328 bfd_vma buffer_vma;
329 int buffer_length;
330
331 /* This variable may be set by the instruction decoder. It suggests
332 the number of bytes objdump should display on a single line. If
333 the instruction decoder sets this, it should always set it to
334 the same value in order to get reasonable looking output. */
335 int bytes_per_line;
336
337 /* the next two variables control the way objdump displays the raw data */
338 /* For example, if bytes_per_line is 8 and bytes_per_chunk is 4, the */
339 /* output will look like this:
340 00: 00000000 00000000
341 with the chunks displayed according to "display_endian". */
342 int bytes_per_chunk;
343 enum bfd_endian display_endian;
344
345 /* Results from instruction decoders. Not all decoders yet support
346 this information. This info is set each time an instruction is
347 decoded, and is only valid for the last such instruction.
348
349 To determine whether this decoder supports this information, set
350 insn_info_valid to 0, decode an instruction, then check it. */
351
352 char insn_info_valid; /* Branch info has been set. */
353 char branch_delay_insns; /* How many sequential insn's will run before
354 a branch takes effect. (0 = normal) */
355 char data_size; /* Size of data reference in insn, in bytes */
356 enum dis_insn_type insn_type; /* Type of instruction */
357 bfd_vma target; /* Target address of branch or dref, if known;
358 zero if unknown. */
359 bfd_vma target2; /* Second target address for dref2 */
360
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361 /* Command line options specific to the target disassembler. */
362 char * disassembler_options;
363
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364} disassemble_info;
365
366\f
367/* Standard disassemblers. Disassemble one instruction at the given
368 target address. Return number of bytes processed. */
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369typedef int (*disassembler_ftype) (bfd_vma, disassemble_info *);
370
371extern int print_insn_big_mips (bfd_vma, disassemble_info*);
372extern int print_insn_little_mips (bfd_vma, disassemble_info*);
373extern int print_insn_i386 (bfd_vma, disassemble_info*);
374extern int print_insn_m68k (bfd_vma, disassemble_info*);
375extern int print_insn_z8001 (bfd_vma, disassemble_info*);
376extern int print_insn_z8002 (bfd_vma, disassemble_info*);
377extern int print_insn_h8300 (bfd_vma, disassemble_info*);
378extern int print_insn_h8300h (bfd_vma, disassemble_info*);
379extern int print_insn_h8300s (bfd_vma, disassemble_info*);
380extern int print_insn_h8500 (bfd_vma, disassemble_info*);
381extern int print_insn_alpha (bfd_vma, disassemble_info*);
382extern disassembler_ftype arc_get_disassembler (int, int);
383extern int print_insn_arm (bfd_vma, disassemble_info*);
384extern int print_insn_sparc (bfd_vma, disassemble_info*);
385extern int print_insn_big_a29k (bfd_vma, disassemble_info*);
386extern int print_insn_little_a29k (bfd_vma, disassemble_info*);
387extern int print_insn_i960 (bfd_vma, disassemble_info*);
388extern int print_insn_sh (bfd_vma, disassemble_info*);
389extern int print_insn_shl (bfd_vma, disassemble_info*);
390extern int print_insn_hppa (bfd_vma, disassemble_info*);
391extern int print_insn_m32r (bfd_vma, disassemble_info*);
392extern int print_insn_m88k (bfd_vma, disassemble_info*);
393extern int print_insn_mn10200 (bfd_vma, disassemble_info*);
394extern int print_insn_mn10300 (bfd_vma, disassemble_info*);
395extern int print_insn_ns32k (bfd_vma, disassemble_info*);
396extern int print_insn_big_powerpc (bfd_vma, disassemble_info*);
397extern int print_insn_little_powerpc (bfd_vma, disassemble_info*);
398extern int print_insn_rs6000 (bfd_vma, disassemble_info*);
399extern int print_insn_w65 (bfd_vma, disassemble_info*);
400extern int print_insn_d10v (bfd_vma, disassemble_info*);
401extern int print_insn_v850 (bfd_vma, disassemble_info*);
402extern int print_insn_tic30 (bfd_vma, disassemble_info*);
403extern int print_insn_ppc (bfd_vma, disassemble_info*);
404extern int print_insn_s390 (bfd_vma, disassemble_info*);
405extern int print_insn_crisv32 (bfd_vma, disassemble_info*);
406extern int print_insn_microblaze (bfd_vma, disassemble_info*);
903ec55c 407extern int print_insn_ia64 (bfd_vma, disassemble_info*);
dc99065b 408
43d4145a 409#if 0
dc99065b 410/* Fetch the disassembler for a given BFD, if that support is available. */
9262f384 411extern disassembler_ftype disassembler (bfd *);
43d4145a 412#endif
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413
414\f
415/* This block of definitions is for particular callers who read instructions
416 into a buffer before calling the instruction decoder. */
417
418/* Here is a function which callers may wish to use for read_memory_func.
419 It gets bytes from a buffer. */
420extern int buffer_read_memory
9262f384 421 (bfd_vma, bfd_byte *, int, struct disassemble_info *);
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422
423/* This function goes with buffer_read_memory.
424 It prints a message using info->fprintf_func and info->stream. */
9262f384 425extern void perror_memory (int, bfd_vma, struct disassemble_info *);
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426
427
428/* Just print the address in hex. This is included for completeness even
429 though both GDB and objdump provide their own (to print symbolic
430 addresses). */
9262f384 431extern void generic_print_address (bfd_vma, struct disassemble_info *);
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432
433/* Always true. */
9262f384 434extern int generic_symbol_at_address (bfd_vma, struct disassemble_info *);
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435
436/* Macro to initialize a disassemble_info struct. This should be called
437 by all applications creating such a struct. */
438#define INIT_DISASSEMBLE_INFO(INFO, STREAM, FPRINTF_FUNC) \
439 (INFO).flavour = bfd_target_unknown_flavour, \
440 (INFO).arch = bfd_arch_unknown, \
441 (INFO).mach = 0, \
442 (INFO).endian = BFD_ENDIAN_UNKNOWN, \
443 INIT_DISASSEMBLE_INFO_NO_ARCH(INFO, STREAM, FPRINTF_FUNC)
444
445/* Call this macro to initialize only the internal variables for the
446 disassembler. Architecture dependent things such as byte order, or machine
447 variant are not touched by this macro. This makes things much easier for
aa1f17c1 448 GDB which must initialize these things separately. */
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449
450#define INIT_DISASSEMBLE_INFO_NO_ARCH(INFO, STREAM, FPRINTF_FUNC) \
451 (INFO).fprintf_func = (FPRINTF_FUNC), \
452 (INFO).stream = (STREAM), \
453 (INFO).symbols = NULL, \
454 (INFO).num_symbols = 0, \
77b087cd 455 (INFO).private_data = NULL, \
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456 (INFO).buffer = NULL, \
457 (INFO).buffer_vma = 0, \
458 (INFO).buffer_length = 0, \
459 (INFO).read_memory_func = buffer_read_memory, \
460 (INFO).memory_error_func = perror_memory, \
461 (INFO).print_address_func = generic_print_address, \
462 (INFO).symbol_at_address_func = generic_symbol_at_address, \
463 (INFO).flags = 0, \
464 (INFO).bytes_per_line = 0, \
465 (INFO).bytes_per_chunk = 0, \
466 (INFO).display_endian = BFD_ENDIAN_UNKNOWN, \
aa0aa4fa 467 (INFO).disassembler_options = NULL, \
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468 (INFO).insn_info_valid = 0
469
aa0aa4fa 470#define _(x) x
48024e4a 471#define ATTRIBUTE_UNUSED __attribute__((unused))
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472
473/* from libbfd */
474
903ec55c 475bfd_vma bfd_getl64 (const bfd_byte *addr);
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476bfd_vma bfd_getl32 (const bfd_byte *addr);
477bfd_vma bfd_getb32 (const bfd_byte *addr);
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FB
478bfd_vma bfd_getl16 (const bfd_byte *addr);
479bfd_vma bfd_getb16 (const bfd_byte *addr);
47cbc7aa 480typedef bool bfd_boolean;
aa0aa4fa 481
dc99065b 482#endif /* ! defined (DIS_ASM_H) */