#include "defs.h"
#include <ctype.h>
#include "frame.h"
#include "inferior.h"
#include "gdbcmd.h"
#include "gdbcore.h"
#include "gdb_string.h"
#include "dis-asm.h"
#include "regcache.h"
#include "reggroups.h"
#include "doublest.h"
#include "value.h"
#include "arch-utils.h"
#include "osabi.h"
#include "frame-unwind.h"
#include "frame-base.h"
#include "trad-frame.h"
#include "objfiles.h"
#include "dwarf2-frame.h"
#include "gdbtypes.h"
#include "prologue-value.h"
#include "remote.h"
#include "target-descriptions.h"
#include "user-regs.h"
#include "observer.h"
#include "arm-tdep.h"
#include "gdb/sim-arm.h"
#include "elf-bfd.h"
#include "coff/internal.h"
#include "elf/arm.h"
#include "gdb_assert.h"
#include "vec.h"
#include "record.h"
#include "record-full.h"
#include "features/arm-with-m.c"
#include "features/arm-with-m-fpa-layout.c"
#include "features/arm-with-m-vfp-d16.c"
#include "features/arm-with-iwmmxt.c"
#include "features/arm-with-vfpv2.c"
#include "features/arm-with-vfpv3.c"
#include "features/arm-with-neon.c"
#include "bfd-in2.h"
#include "libcoff.h"

Defines
#define	MSYMBOL_SET_SPECIAL(msym) MSYMBOL_TARGET_FLAG_1 (msym) = 1
#define	MSYMBOL_IS_SPECIAL(msym) MSYMBOL_TARGET_FLAG_1 (msym)
#define	DISPLACED_STEPPING_ARCH_VERSION 5
#define	IS_THUMB_ADDR(addr) ((addr) & 1)
#define	MAKE_THUMB_ADDR(addr) ((addr) \| 1)
#define	UNMAKE_THUMB_ADDR(addr) ((addr) & ~1)
#define	submask(x) ((1L << ((x) + 1)) - 1)
#define	bit(obj, st) (((obj) >> (st)) & 1)
#define	bits(obj, st, fn) (((obj) >> (st)) & submask ((fn) - (st)))
#define	sbits(obj, st, fn) ((long) (bits(obj,st,fn) \| ((long) bit(obj,fn) * ~ submask (fn - st))))
#define	BranchDest(addr, instr) ((CORE_ADDR) (((unsigned long) (addr)) + 8 + (sbits (instr, 0, 23) << 2)))
#define	EXTRACT_MOVW_MOVT_IMM_T(insn1, insn2)
#define	EXTRACT_MOVW_MOVT_IMM_A(insn)
#define	MAX_IT_BLOCK_PREFIX 14
#define	IT_SCAN_THRESHOLD 32
#define	ARM_NOP 0xe1a00000
#define	THUMB_NOP 0x4600
#define	ARM_LE_BREAKPOINT {0xFE,0xDE,0xFF,0xE7}
#define	ARM_BE_BREAKPOINT {0xE7,0xFF,0xDE,0xFE}
#define	THUMB_LE_BREAKPOINT {0xbe,0xbe}
#define	THUMB_BE_BREAKPOINT {0xbe,0xbe}
#define	ARM_INSN_SIZE_BYTES 4
#define	THUMB_INSN_SIZE_BYTES 2
#define	THUMB2_INSN_SIZE_BYTES 4
#define	INSN_S_L_BIT_NUM 20
#define	REG_ALLOC(REGS, LENGTH, RECORD_BUF)
#define	MEM_ALLOC(MEMS, LENGTH, RECORD_BUF)
#define	INSN_RECORDED(ARM_RECORD) (0 != (ARM_RECORD)->reg_rec_count \|\| 0 != (ARM_RECORD)->mem_rec_count)
Typedefs
typedef struct arm_mapping_symbol	arm_mapping_symbol_s
typedef struct arm_exidx_entry	arm_exidx_entry_s
typedef struct insn_decode_record_t	insn_decode_record
typedef int(*	sti_arm_hdl_fp_t )(insn_decode_record *)
Enumerations
enum	arm_vfp_cprc_base_type { VFP_CPRC_UNKNOWN, VFP_CPRC_SINGLE, VFP_CPRC_DOUBLE, VFP_CPRC_VEC64, VFP_CPRC_VEC128 }
enum	arm_record_strx_t { ARM_RECORD_STRH = 1, ARM_RECORD_STRD }
enum	record_type_t { ARM_RECORD = 1, THUMB_RECORD, THUMB2_RECORD }
Functions
	DEF_VEC_O (arm_mapping_symbol_s)
int	arm_psr_thumb_bit (struct gdbarch *gdbarch)
int	arm_frame_is_thumb (struct frame_info *frame)
int	arm_pc_is_thumb (struct gdbarch *gdbarch, CORE_ADDR memaddr)
	DEF_VEC_O (arm_exidx_entry_s)
CORE_ADDR	arm_get_next_pc (struct frame_info *frame, CORE_ADDR pc)
void	arm_insert_single_step_breakpoint (struct gdbarch gdbarch, struct address_space aspace, CORE_ADDR pc)
int	arm_deal_with_atomic_sequence (struct frame_info *frame)
int	arm_software_single_step (struct frame_info *frame)
ULONGEST	displaced_read_reg (struct regcache regs, struct displaced_step_closure dsc, int regno)
void	displaced_write_reg (struct regcache regs, struct displaced_step_closure dsc, int regno, ULONGEST val, enum pc_write_style write_pc)
void	arm_process_displaced_insn (struct gdbarch gdbarch, CORE_ADDR from, CORE_ADDR to, struct regcache regs, struct displaced_step_closure *dsc)
void	arm_displaced_init_closure (struct gdbarch gdbarch, CORE_ADDR from, CORE_ADDR to, struct displaced_step_closure dsc)
struct displaced_step_closure *	arm_displaced_step_copy_insn (struct gdbarch gdbarch, CORE_ADDR from, CORE_ADDR to, struct regcache regs)
void	arm_displaced_step_fixup (struct gdbarch gdbarch, struct displaced_step_closure dsc, CORE_ADDR from, CORE_ADDR to, struct regcache *regs)
CORE_ADDR	arm_skip_stub (struct frame_info *frame, CORE_ADDR pc)
void	_initialize_arm_tdep (void)
int	arm_process_record (struct gdbarch gdbarch, struct regcache regcache, CORE_ADDR insn_addr)
Variables
int	arm_apcs_32 = 1
struct frame_unwind	arm_prologue_unwind
struct frame_unwind	arm_exidx_unwind
struct frame_unwind	arm_stub_unwind
struct frame_unwind	arm_m_exception_unwind
struct frame_base	arm_normal_base
initialize_file_ftype	_initialize_arm_tdep

Define Documentation

#define ARM_BE_BREAKPOINT {0xE7,0xFF,0xDE,0xFE}

Definition at line 8774 of file arm-tdep.c.

#define ARM_INSN_SIZE_BYTES 4

Definition at line 10581 of file arm-tdep.c.

#define ARM_LE_BREAKPOINT {0xFE,0xDE,0xFF,0xE7}

Definition at line 8773 of file arm-tdep.c.

#define ARM_NOP 0xe1a00000

Definition at line 5459 of file arm-tdep.c.

#define bit	(	obj,
		st
	)	(((obj) >> (st)) & 1)

Definition at line 519 of file arm-tdep.c.

#define bits	(	obj,
		st,
		fn
	)	(((obj) >> (st)) & submask ((fn) - (st)))

Definition at line 520 of file arm-tdep.c.

#define BranchDest	(	addr,
		instr
	)	((CORE_ADDR) (((unsigned long) (addr)) + 8 + (sbits (instr, 0, 23) << 2)))

Definition at line 523 of file arm-tdep.c.

#define DISPLACED_STEPPING_ARCH_VERSION 5

Definition at line 269 of file arm-tdep.c.

#define EXTRACT_MOVW_MOVT_IMM_A ( insn )

Value:

((bits ((insn), 16, 19) << 12) \
   | bits ((insn), 0, 11))

Definition at line 537 of file arm-tdep.c.

#define EXTRACT_MOVW_MOVT_IMM_T	(	insn1,
		insn2
	)

Value:

((bits ((insn1), 0, 3) << 12)               \
   | (bits ((insn1), 10, 10) << 11)           \
   | (bits ((insn2), 12, 14) << 8)            \
   | bits ((insn2), 0, 7))

Definition at line 529 of file arm-tdep.c.

#define INSN_RECORDED ( ARM_RECORD ) (0 != (ARM_RECORD)->reg_rec_count || 0 != (ARM_RECORD)->mem_rec_count)

Definition at line 10614 of file arm-tdep.c.

#define INSN_S_L_BIT_NUM 20

Definition at line 10586 of file arm-tdep.c.

#define IS_THUMB_ADDR ( addr ) ((addr) & 1)

Definition at line 273 of file arm-tdep.c.

#define IT_SCAN_THRESHOLD 32

Definition at line 5279 of file arm-tdep.c.

#define MAKE_THUMB_ADDR ( addr ) ((addr) | 1)

Definition at line 274 of file arm-tdep.c.

#define MAX_IT_BLOCK_PREFIX 14

Definition at line 5275 of file arm-tdep.c.

#define MEM_ALLOC	(	MEMS,
		LENGTH,
		RECORD_BUF
	)

Value:

do  \
          { \
            unsigned int mem_len = LENGTH; \
            if (mem_len) \
            { \
              MEMS =  XNEWVEC (struct arm_mem_r, mem_len);  \
              memcpy(&MEMS->len, &RECORD_BUF[0], \
                     sizeof(struct arm_mem_r) * LENGTH); \
            } \
          } \
          while (0)

Definition at line 10600 of file arm-tdep.c.

#define MSYMBOL_IS_SPECIAL ( msym ) MSYMBOL_TARGET_FLAG_1 (msym)

Definition at line 81 of file arm-tdep.c.

#define MSYMBOL_SET_SPECIAL ( msym ) MSYMBOL_TARGET_FLAG_1 (msym) = 1

Definition at line 78 of file arm-tdep.c.

#define REG_ALLOC	(	REGS,
		LENGTH,
		RECORD_BUF
	)

Value:

do  \
          { \
            unsigned int reg_len = LENGTH; \
            if (reg_len) \
              { \
                REGS = XNEWVEC (uint32_t, reg_len); \
                memcpy(&REGS[0], &RECORD_BUF[0], sizeof(uint32_t)*LENGTH); \
              } \
          } \
        while (0)

Definition at line 10588 of file arm-tdep.c.

#define sbits	(	obj,
		st,
		fn
	)	((long) (bits(obj,st,fn) \| ((long) bit(obj,fn) * ~ submask (fn - st))))

Definition at line 521 of file arm-tdep.c.

#define submask ( x ) ((1L << ((x) + 1)) - 1)

Definition at line 518 of file arm-tdep.c.

#define THUMB2_INSN_SIZE_BYTES 4

Definition at line 10583 of file arm-tdep.c.

#define THUMB_BE_BREAKPOINT {0xbe,0xbe}

Definition at line 8776 of file arm-tdep.c.

#define THUMB_INSN_SIZE_BYTES 2

Definition at line 10582 of file arm-tdep.c.

#define THUMB_LE_BREAKPOINT {0xbe,0xbe}

Definition at line 8775 of file arm-tdep.c.

#define THUMB_NOP 0x4600

Definition at line 5460 of file arm-tdep.c.

#define UNMAKE_THUMB_ADDR ( addr ) ((addr) & ~1)

Definition at line 275 of file arm-tdep.c.

Typedef Documentation

typedef struct arm_exidx_entry arm_exidx_entry_s

Definition at line 2144 of file arm-tdep.c.

typedef struct arm_mapping_symbol arm_mapping_symbol_s

Definition at line 92 of file arm-tdep.c.

typedef struct insn_decode_record_t insn_decode_record

typedef int(* sti_arm_hdl_fp_t)(insn_decode_record *)

Definition at line 12436 of file arm-tdep.c.

Enumeration Type Documentation

enum arm_record_strx_t

Enumerator:

ARM_RECORD_STRH
ARM_RECORD_STRD

Definition at line 10669 of file arm-tdep.c.

enum arm_vfp_cprc_base_type

Enumerator:

VFP_CPRC_UNKNOWN
VFP_CPRC_SINGLE
VFP_CPRC_DOUBLE
VFP_CPRC_VEC64
VFP_CPRC_VEC128

Definition at line 3436 of file arm-tdep.c.

enum record_type_t

Enumerator:

ARM_RECORD
THUMB_RECORD
THUMB2_RECORD

Definition at line 10675 of file arm-tdep.c.

Function Documentation

void _initialize_arm_tdep ( void )

Definition at line 10433 of file arm-tdep.c.

int arm_deal_with_atomic_sequence ( struct frame_info * frame )

Definition at line 5220 of file arm-tdep.c.

void arm_displaced_init_closure	(	struct gdbarch *	gdbarch,
		CORE_ADDR	from,
		CORE_ADDR	to,
		struct displaced_step_closure *	dsc
	)

Definition at line 8612 of file arm-tdep.c.

struct displaced_step_closure* arm_displaced_step_copy_insn	(	struct gdbarch *	gdbarch,
		CORE_ADDR	from,
		CORE_ADDR	to,
		struct regcache *	regs
	)		`[read]`

Definition at line 8669 of file arm-tdep.c.

void arm_displaced_step_fixup	(	struct gdbarch *	gdbarch,
		struct displaced_step_closure *	dsc,
		CORE_ADDR	from,
		CORE_ADDR	to,
		struct regcache *	regs
	)

Definition at line 8685 of file arm-tdep.c.

int arm_frame_is_thumb ( struct frame_info * frame )

Definition at line 295 of file arm-tdep.c.

CORE_ADDR arm_get_next_pc	(	struct frame_info *	frame,
		CORE_ADDR	pc
	)

Definition at line 4968 of file arm-tdep.c.

void arm_insert_single_step_breakpoint	(	struct gdbarch *	gdbarch,
		struct address_space *	aspace,
		CORE_ADDR	pc
	)

Definition at line 4993 of file arm-tdep.c.

int arm_pc_is_thumb	(	struct gdbarch *	gdbarch,
		CORE_ADDR	memaddr
	)

Definition at line 382 of file arm-tdep.c.

void arm_process_displaced_insn	(	struct gdbarch *	gdbarch,
		CORE_ADDR	from,
		CORE_ADDR	to,
		struct regcache *	regs,
		struct displaced_step_closure *	dsc
	)

Definition at line 8552 of file arm-tdep.c.

int arm_process_record	(	struct gdbarch *	gdbarch,
		struct regcache *	regcache,
		CORE_ADDR	insn_addr
	)

Definition at line 12537 of file arm-tdep.c.

int arm_psr_thumb_bit ( struct gdbarch * gdbarch )

Definition at line 284 of file arm-tdep.c.

CORE_ADDR arm_skip_stub	(	struct frame_info *	frame,
		CORE_ADDR	pc
	)

Definition at line 9228 of file arm-tdep.c.

int arm_software_single_step ( struct frame_info * frame )

Definition at line 5234 of file arm-tdep.c.

DEF_VEC_O ( arm_mapping_symbol_s )

DEF_VEC_O ( arm_exidx_entry_s )

ULONGEST displaced_read_reg	(	struct regcache *	regs,
		struct displaced_step_closure *	dsc,
		int	regno
	)

Definition at line 5467 of file arm-tdep.c.

void displaced_write_reg	(	struct regcache *	regs,
		struct displaced_step_closure *	dsc,
		int	regno,
		ULONGEST	val,
		enum pc_write_style	write_pc
	)

Definition at line 5587 of file arm-tdep.c.

Variable Documentation

initialize_file_ftype _initialize_arm_tdep

int arm_apcs_32 = 1

Definition at line 279 of file arm-tdep.c.

struct frame_unwind arm_exidx_unwind

Initial value:

 {
  NORMAL_FRAME,
  default_frame_unwind_stop_reason,
  arm_prologue_this_id,
  arm_prologue_prev_register,
  NULL,
  arm_exidx_unwind_sniffer
}

Definition at line 2863 of file arm-tdep.c.

struct frame_unwind arm_m_exception_unwind

Initial value:

{
  SIGTRAMP_FRAME,
  default_frame_unwind_stop_reason,
  arm_m_exception_this_id,
  arm_m_exception_prev_register,
  NULL,
  arm_m_exception_unwind_sniffer
}

Definition at line 3039 of file arm-tdep.c.

struct frame_base arm_normal_base

Initial value:

 {
  &arm_prologue_unwind,
  arm_normal_frame_base,
  arm_normal_frame_base,
  arm_normal_frame_base
}

Definition at line 3061 of file arm-tdep.c.

struct frame_unwind arm_prologue_unwind

Initial value:

 {
  NORMAL_FRAME,
  default_frame_unwind_stop_reason,
  arm_prologue_this_id,
  arm_prologue_prev_register,
  NULL,
  default_frame_sniffer
}

Definition at line 2123 of file arm-tdep.c.

struct frame_unwind arm_stub_unwind

Initial value:

 {
  NORMAL_FRAME,
  default_frame_unwind_stop_reason,
  arm_stub_this_id,
  arm_prologue_prev_register,
  NULL,
  arm_stub_unwind_sniffer
}

Definition at line 2919 of file arm-tdep.c.

const char* name

Definition at line 161 of file arm-tdep.c.

int regnum

Definition at line 162 of file arm-tdep.c.

Defines

Typedefs

Enumerations

Functions

Variables

Define Documentation

Typedef Documentation

Enumeration Type Documentation

Function Documentation

Variable Documentation