/* Interface between the opcode library and its callers.
- Copyright (C) 1999-2017 Free Software Foundation, Inc.
+ Copyright (C) 1999-2021 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)
+
+ /* Dynamic relocations, if they have been loaded. */
+ arelent **dynrelbuf;
+ long dynrelcount;
/* Use internally by the target specific disassembly code. */
void *private_data;
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)
+ asymbol * (*symbol_at_address_func)
(bfd_vma addr, struct disassemble_info *dinfo);
/* 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)
+ bool (*symbol_is_valid)
(asymbol *, struct disassemble_info *dinfo);
/* These are for buffer_read_memory. */
unsigned int skip_zeroes_at_end;
/* Whether the disassembler always needs the relocations. */
- bfd_boolean disassembler_needs_relocs;
+ bool disassembler_needs_relocs;
/* Results from instruction decoders. Not all decoders yet support
this information. This info is set each time an instruction is
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 options
- and their descriptions from the target to the generic GDB functions that
- set and display them. */
+/* 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. */
/* 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_s12z (bfd_vma, disassemble_info *);
extern int print_insn_sh (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_rx (bfd_vma, disassemble_info *);
extern int print_insn_rl78 (bfd_vma, disassemble_info *);
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 print_arc_disassembler_options (FILE *);
extern void print_s390_disassembler_options (FILE *);
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 bool aarch64_symbol_is_valid (asymbol *, struct disassemble_info *);
+extern bool arm_symbol_is_valid (asymbol *, struct disassemble_info *);
+extern bool csky_symbol_is_valid (asymbol *, struct disassemble_info *);
+extern bool riscv_symbol_is_valid (asymbol *, struct disassemble_info *);
extern void disassemble_init_powerpc (struct disassemble_info *);
extern void disassemble_init_s390 (struct disassemble_info *);
extern void disassemble_init_wasm32 (struct disassemble_info *);
-extern const disasm_options_t *disassembler_options_powerpc (void);
-extern const disasm_options_t *disassembler_options_arm (void);
-extern const disasm_options_t *disassembler_options_s390 (void);
+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,
+ bool 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 *);
extern void generic_print_address
(bfd_vma, struct disassemble_info *);
-/* Always true. */
-extern int generic_symbol_at_address
+/* Always NULL. */
+extern asymbol *generic_symbol_at_address
(bfd_vma, struct disassemble_info *);
-/* Also always true. */
-extern bfd_boolean generic_symbol_is_valid
+/* Always true. */
+extern bool generic_symbol_is_valid
(asymbol *, struct disassemble_info *);
/* Method to initialize a disassemble_info struct. This should be
/* 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
}