/* Interface between the opcode library and its callers.
- Copyright (C) 1999-2014 Free Software Foundation, Inc.
+ Copyright (C) 1999-2019 Free Software Foundation, Inc.
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
#endif
#include <stdio.h>
+#include <string.h>
#include "bfd.h"
typedef int (*fprintf_ftype) (void *, const char*, ...) ATTRIBUTE_FPTR_PRINTF_2;
enum bfd_endian endian;
/* Endianness of code, for mixed-endian situations such as ARM BE8. */
enum bfd_endian endian_code;
- /* 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. */
- void *insn_sets;
/* Some targets need information about the current section to accurately
display insns. If this is NULL, the target disassembler function
unsigned long flags;
/* Set if the disassembler has determined that there are one or more
relocations associated with the instruction being disassembled. */
-#define INSN_HAS_RELOC (1 << 31)
+#define INSN_HAS_RELOC (1u << 31)
/* Set if the user has requested the disassembly of data as well as code. */
-#define DISASSEMBLE_DATA (1 << 30)
+#define DISASSEMBLE_DATA (1u << 30)
/* Set if the user has specifically set the machine type encoded in the
mach field of this structure. */
-#define USER_SPECIFIED_MACHINE_TYPE (1 << 29)
+#define USER_SPECIFIED_MACHINE_TYPE (1u << 29)
+ /* Set if the user has requested wide output. */
+#define WIDE_OUTPUT (1u << 28)
/* Use internally by the target specific disassembly code. */
void *private_data;
/* These are for buffer_read_memory. */
bfd_byte *buffer;
bfd_vma buffer_vma;
- unsigned int buffer_length;
+ size_t buffer_length;
/* This variable may be set by the instruction decoder. It suggests
the number of bytes objdump should display on a single line. If
bfd_vma target2; /* Second target address for dref2 */
/* Command line options specific to the target disassembler. */
- char * disassembler_options;
+ const char *disassembler_options;
+
+ /* If non-zero then try not disassemble beyond this address, even if
+ there are values left in the buffer. This address is the address
+ of the nearest symbol forwards from the start of the disassembly,
+ and it is assumed that it lies on the boundary between instructions.
+ If an instruction spans this address then this is an error in the
+ file being disassembled. */
+ bfd_vma stop_vma;
+
+ /* The end range of the current range being disassembled. This is required
+ in order to notify the disassembler when it's currently handling a
+ different range than it was before. This prevent unsafe optimizations when
+ disassembling such as the way mapping symbols are found on AArch64. */
+ bfd_vma stop_offset;
} disassemble_info;
+/* This struct is used to pass information about valid disassembler
+ option arguments from the target to the generic GDB functions
+ that set and display them. */
+
+typedef struct
+{
+ /* Option argument name to use in descriptions. */
+ const char *name;
+
+ /* Vector of acceptable option argument values, NULL-terminated. */
+ const char **values;
+} disasm_option_arg_t;
+
+/* This struct is used to pass information about valid disassembler
+ options, their descriptions and arguments from the target to the
+ generic GDB functions that set and display them. Options are
+ defined by tuples of vector entries at each index. */
+
+typedef struct
+{
+ /* Vector of option names, NULL-terminated. */
+ const char **name;
+
+ /* Vector of option descriptions or NULL if none to be shown. */
+ const char **description;
+
+ /* Vector of option argument information pointers or NULL if no
+ option accepts an argument. NULL entries denote individual
+ options that accept no argument. */
+ const disasm_option_arg_t **arg;
+} disasm_options_t;
+
+/* This struct is used to pass information about valid disassembler
+ options and arguments from the target to the generic GDB functions
+ that set and display them. */
+
+typedef struct
+{
+ /* Valid disassembler options. Individual options that support
+ an argument will refer to entries in the ARGS vector. */
+ disasm_options_t options;
+
+ /* Vector of acceptable option arguments, NULL-terminated. This
+ collects all possible option argument choices, some of which
+ may be shared by different options from the OPTIONS member. */
+ disasm_option_arg_t *args;
+} disasm_options_and_args_t;
\f
/* Standard disassemblers. Disassemble one instruction at the given
target address. Return number of octets processed. */
typedef int (*disassembler_ftype) (bfd_vma, disassemble_info *);
-extern int print_insn_aarch64 (bfd_vma, disassemble_info *);
-extern int print_insn_alpha (bfd_vma, disassemble_info *);
-extern int print_insn_avr (bfd_vma, disassemble_info *);
-extern int print_insn_bfin (bfd_vma, disassemble_info *);
-extern int print_insn_big_arm (bfd_vma, disassemble_info *);
-extern int print_insn_big_mips (bfd_vma, disassemble_info *);
-extern int print_insn_big_nios2 (bfd_vma, disassemble_info *);
-extern int print_insn_big_or32 (bfd_vma, disassemble_info *);
-extern int print_insn_big_powerpc (bfd_vma, disassemble_info *);
-extern int print_insn_big_score (bfd_vma, disassemble_info *);
-extern int print_insn_cr16 (bfd_vma, disassemble_info *);
-extern int print_insn_crx (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_epiphany (bfd_vma, disassemble_info *);
-extern int print_insn_fr30 (bfd_vma, disassemble_info *);
-extern int print_insn_frv (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_hppa (bfd_vma, disassemble_info *);
-extern int print_insn_i370 (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_i860 (bfd_vma, disassemble_info *);
-extern int print_insn_i960 (bfd_vma, disassemble_info *);
-extern int print_insn_ia64 (bfd_vma, disassemble_info *);
-extern int print_insn_ip2k (bfd_vma, disassemble_info *);
-extern int print_insn_iq2000 (bfd_vma, disassemble_info *);
-extern int print_insn_little_arm (bfd_vma, disassemble_info *);
-extern int print_insn_little_mips (bfd_vma, disassemble_info *);
-extern int print_insn_little_nios2 (bfd_vma, disassemble_info *);
-extern int print_insn_little_or32 (bfd_vma, disassemble_info *);
-extern int print_insn_little_powerpc (bfd_vma, disassemble_info *);
-extern int print_insn_little_score (bfd_vma, disassemble_info *);
-extern int print_insn_lm32 (bfd_vma, disassemble_info *);
-extern int print_insn_m32c (bfd_vma, disassemble_info *);
-extern int print_insn_m32r (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_m9s12x (bfd_vma, disassemble_info *);
-extern int print_insn_m9s12xg (bfd_vma, disassemble_info *);
-extern int print_insn_m68k (bfd_vma, disassemble_info *);
-extern int print_insn_m88k (bfd_vma, disassemble_info *);
-extern int print_insn_mcore (bfd_vma, disassemble_info *);
+/* Disassemblers used out side of opcodes library. */
+extern int print_insn_m32c (bfd_vma, disassemble_info *);
extern int print_insn_mep (bfd_vma, disassemble_info *);
-extern int print_insn_metag (bfd_vma, disassemble_info *);
-extern int print_insn_microblaze (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_moxie (bfd_vma, disassemble_info *);
-extern int print_insn_msp430 (bfd_vma, disassemble_info *);
-extern int print_insn_mt (bfd_vma, disassemble_info *);
-extern int print_insn_nds32 (bfd_vma, disassemble_info *);
-extern int print_insn_ns32k (bfd_vma, disassemble_info *);
-extern int print_insn_openrisc (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_rs6000 (bfd_vma, disassemble_info *);
-extern int print_insn_s390 (bfd_vma, disassemble_info *);
+extern int print_insn_s12z (bfd_vma, disassemble_info *);
extern int print_insn_sh (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_sparc (bfd_vma, disassemble_info *);
-extern int print_insn_spu (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_tic6x (bfd_vma, disassemble_info *);
-extern int print_insn_tic80 (bfd_vma, disassemble_info *);
-extern int print_insn_tilegx (bfd_vma, disassemble_info *);
-extern int print_insn_tilepro (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_xc16x (bfd_vma, disassemble_info *);
-extern int print_insn_xgate (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_z80 (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_rx (bfd_vma, disassemble_info *);
extern int print_insn_rl78 (bfd_vma, disassemble_info *);
+extern int print_insn_rl78_g10 (bfd_vma, disassemble_info *);
+extern int print_insn_rl78_g13 (bfd_vma, disassemble_info *);
+extern int print_insn_rl78_g14 (bfd_vma, disassemble_info *);
-extern disassembler_ftype arc_get_disassembler (void *);
+extern disassembler_ftype arc_get_disassembler (bfd *);
extern disassembler_ftype cris_get_disassembler (bfd *);
extern void print_aarch64_disassembler_options (FILE *);
extern void print_i386_disassembler_options (FILE *);
extern void print_mips_disassembler_options (FILE *);
+extern void print_nfp_disassembler_options (FILE *);
extern void print_ppc_disassembler_options (FILE *);
+extern void print_riscv_disassembler_options (FILE *);
extern void print_arm_disassembler_options (FILE *);
-extern void parse_arm_disassembler_option (char *);
+extern void print_arc_disassembler_options (FILE *);
extern void print_s390_disassembler_options (FILE *);
-extern int get_arm_regname_num_options (void);
-extern int set_arm_regname_option (int);
-extern int get_arm_regnames (int, const char **, const char **, const char *const **);
+extern void print_wasm32_disassembler_options (FILE *);
extern bfd_boolean aarch64_symbol_is_valid (asymbol *, struct disassemble_info *);
extern bfd_boolean arm_symbol_is_valid (asymbol *, struct disassemble_info *);
+extern bfd_boolean csky_symbol_is_valid (asymbol *, struct disassemble_info *);
+extern bfd_boolean riscv_symbol_is_valid (asymbol *, struct disassemble_info *);
extern void disassemble_init_powerpc (struct disassemble_info *);
-
-/* Fetch the disassembler for a given BFD, if that support is available. */
-extern disassembler_ftype disassembler (bfd *);
+extern void disassemble_init_s390 (struct disassemble_info *);
+extern void disassemble_init_wasm32 (struct disassemble_info *);
+extern void disassemble_init_nds32 (struct disassemble_info *);
+extern const disasm_options_and_args_t *disassembler_options_arm (void);
+extern const disasm_options_and_args_t *disassembler_options_mips (void);
+extern const disasm_options_and_args_t *disassembler_options_powerpc (void);
+extern const disasm_options_and_args_t *disassembler_options_s390 (void);
+
+/* Fetch the disassembler for a given architecture ARC, endianess (big
+ endian if BIG is true), bfd_mach value MACH, and ABFD, if that support
+ is available. ABFD may be NULL. */
+extern disassembler_ftype disassembler (enum bfd_architecture arc,
+ bfd_boolean big, unsigned long mach,
+ bfd *abfd);
/* 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 * dinfo);
+extern void disassemble_init_for_target (struct disassemble_info *);
+
+/* Tidy any memory allocated by targets, such as info->private_data. */
+extern void disassemble_free_target (struct disassemble_info *);
/* Document any target specific options available from the disassembler. */
extern void disassembler_usage (FILE *);
+/* Remove whitespace and consecutive commas. */
+extern char *remove_whitespace_and_extra_commas (char *);
+
+/* Like STRCMP, but treat ',' the same as '\0' so that we match
+ strings like "foobar" against "foobar,xxyyzz,...". */
+extern int disassembler_options_cmp (const char *, const char *);
+
+/* A helper function for FOR_EACH_DISASSEMBLER_OPTION. */
+static inline const char *
+next_disassembler_option (const char *options)
+{
+ const char *opt = strchr (options, ',');
+ if (opt != NULL)
+ opt++;
+ return opt;
+}
+
+/* A macro for iterating over each comma separated option in OPTIONS. */
+#define FOR_EACH_DISASSEMBLER_OPTION(OPT, OPTIONS) \
+ for ((OPT) = (OPTIONS); \
+ (OPT) != NULL; \
+ (OPT) = next_disassembler_option (OPT))
+
\f
/* This block of definitions is for particular callers who read instructions
into a buffer before calling the instruction decoder. */
/* For compatibility with existing code. */
#define INIT_DISASSEMBLE_INFO(INFO, STREAM, FPRINTF_FUNC) \
init_disassemble_info (&(INFO), (STREAM), (fprintf_ftype) (FPRINTF_FUNC))
-#define INIT_DISASSEMBLE_INFO_NO_ARCH(INFO, STREAM, FPRINTF_FUNC) \
- init_disassemble_info (&(INFO), (STREAM), (fprintf_ftype) (FPRINTF_FUNC))
-
#ifdef __cplusplus
}
projects / deliverable / binutils-gdb.git / blobdiff