/tmp/gdb-8.1/gdb/arm-tdep.h File Reference

#include "arch/arm.h"
#include "infrun.h"
#include <vector>

Go to the source code of this file.

Classes
struct	gdbarch_tdep
struct	arm_displaced_step_closure

Macros
#define	FP_REGISTER_SIZE   12
#define	VFP_REGISTER_SIZE   8
#define	NUM_FREGS   8 /* Number of floating point registers. */
#define	NUM_SREGS   2 /* Number of status registers. */
#define	NUM_GREGS   16 /* Number of general purpose registers. */
#define	DISPLACED_TEMPS   16
#define	DISPLACED_MODIFIED_INSNS   8

Enumerations
enum	arm_float_model {   ARM_FLOAT_AUTO, ARM_FLOAT_SOFT_FPA, ARM_FLOAT_FPA, ARM_FLOAT_SOFT_VFP,   ARM_FLOAT_VFP, ARM_FLOAT_LAST }
enum	arm_abi_kind { ARM_ABI_AUTO, ARM_ABI_APCS, ARM_ABI_AAPCS, ARM_ABI_LAST }
enum	struct_return {   pcc_struct_return, reg_struct_return, pcc_struct_return, reg_struct_return,   pcc_struct_return, reg_struct_return }
enum	pc_write_style {   BRANCH_WRITE_PC, BX_WRITE_PC, LOAD_WRITE_PC, ALU_WRITE_PC,   CANNOT_WRITE_PC }

Functions
void	arm_process_displaced_insn (struct gdbarch *gdbarch, CORE_ADDR from, CORE_ADDR to, struct regcache *regs, arm_displaced_step_closure *dsc)
void	arm_displaced_init_closure (struct gdbarch *gdbarch, CORE_ADDR from, CORE_ADDR to, arm_displaced_step_closure *dsc)
ULONGEST	displaced_read_reg (struct regcache *regs, arm_displaced_step_closure *dsc, int regno)
void	displaced_write_reg (struct regcache *regs, arm_displaced_step_closure *dsc, int regno, ULONGEST val, enum pc_write_style write_pc)
CORE_ADDR	arm_skip_stub (struct frame_info *, CORE_ADDR)
ULONGEST	arm_get_next_pcs_read_memory_unsigned_integer (CORE_ADDR memaddr, int len, int byte_order)
CORE_ADDR	arm_get_next_pcs_addr_bits_remove (struct arm_get_next_pcs *self, CORE_ADDR val)
int	arm_get_next_pcs_is_thumb (struct arm_get_next_pcs *self)
std::vector< CORE_ADDR >	arm_software_single_step (struct regcache *)
int	arm_is_thumb (struct regcache *regcache)
int	arm_frame_is_thumb (struct frame_info *frame)
void	arm_displaced_step_fixup (struct gdbarch *, struct displaced_step_closure *, CORE_ADDR, CORE_ADDR, struct regcache *)
int	arm_psr_thumb_bit (struct gdbarch *)
int	arm_pc_is_thumb (struct gdbarch *, CORE_ADDR)
int	arm_process_record (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR addr)
void	armbsd_iterate_over_regset_sections (struct gdbarch *gdbarch, iterate_over_regset_sections_cb *cb, void *cb_data, const struct regcache *regcache)

Variables
struct target_desc *	tdesc_arm_with_m
struct target_desc *	tdesc_arm_with_iwmmxt
struct target_desc *	tdesc_arm_with_vfpv2
struct target_desc *	tdesc_arm_with_vfpv3
struct target_desc *	tdesc_arm_with_neon

Macro Definition Documentation

DISPLACED_MODIFIED_INSNS

#define DISPLACED_MODIFIED_INSNS   8

Definition at line 155 of file arm-tdep.h.

DISPLACED_TEMPS

#define DISPLACED_TEMPS   16

Definition at line 151 of file arm-tdep.h.

FP_REGISTER_SIZE

#define FP_REGISTER_SIZE   12

Definition at line 38 of file arm-tdep.h.

Referenced by arm_extract_return_value(), arm_register_g_packet_guesses(), arm_store_return_value(), collect_nwfpe_register(), and supply_nwfpe_register().

NUM_FREGS

#define NUM_FREGS   8 /* Number of floating point registers. */

Definition at line 51 of file arm-tdep.h.

NUM_GREGS

#define NUM_GREGS   16 /* Number of general purpose registers. */

Definition at line 53 of file arm-tdep.h.

Referenced by arm_register_sim_regno().

NUM_SREGS

#define NUM_SREGS   2 /* Number of status registers. */

Definition at line 52 of file arm-tdep.h.

Referenced by arm_register_sim_regno().

VFP_REGISTER_SIZE

#define VFP_REGISTER_SIZE   8

Definition at line 42 of file arm-tdep.h.

Referenced by arm_register_g_packet_guesses().

Enumeration Type Documentation

arm_abi_kind

enum arm_abi_kind

Enumerator
ARM_ABI_AUTO
ARM_ABI_APCS
ARM_ABI_AAPCS
ARM_ABI_LAST

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

arm_float_model

enum arm_float_model

Enumerator
ARM_FLOAT_AUTO
ARM_FLOAT_SOFT_FPA
ARM_FLOAT_FPA
ARM_FLOAT_SOFT_VFP
ARM_FLOAT_VFP
ARM_FLOAT_LAST

Definition at line 67 of file arm-tdep.h.

pc_write_style

enum pc_write_style

Enumerator
BRANCH_WRITE_PC
BX_WRITE_PC
LOAD_WRITE_PC
ALU_WRITE_PC
CANNOT_WRITE_PC

Definition at line 230 of file arm-tdep.h.

struct_return

enum struct_return

Enumerator
pcc_struct_return
reg_struct_return
pcc_struct_return
reg_struct_return
pcc_struct_return
reg_struct_return

Definition at line 88 of file arm-tdep.h.

Function Documentation

arm_displaced_init_closure()

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

Definition at line 7616 of file arm-tdep.c.

References gdbarch_tdep::arm_breakpoint, gdbarch_tdep::arm_breakpoint_size, debug_displaced, fprintf_unfiltered(), gdb_stdlog, gdbarch_byte_order_for_code(), gdbarch_tdep(), arm_displaced_step_closure::is_thumb, arm_displaced_step_closure::modinsn, arm_displaced_step_closure::numinsns, offset, paddress(), size, gdbarch_tdep::thumb_breakpoint, gdbarch_tdep::thumb_breakpoint_size, write_memory(), and write_memory_unsigned_integer().

Referenced by arm_linux_displaced_step_copy_insn().

arm_displaced_step_fixup()

void arm_displaced_step_fixup	(	struct gdbarch *	,
		struct displaced_step_closure *	,
		CORE_ADDR	,
		CORE_ADDR	,
		struct regcache *
	)

Definition at line 7673 of file arm-tdep.c.

References ARM_PC_REGNUM, arm_displaced_step_closure::cleanup, arm_displaced_step_closure::insn_addr, arm_displaced_step_closure::insn_size, regcache_cooked_write_unsigned(), gdbarch_tdep::regs, and arm_displaced_step_closure::wrote_to_pc.

Referenced by arm_linux_init_abi().

arm_frame_is_thumb()

int arm_frame_is_thumb

(

struct frame_info *

frame

)

Definition at line 310 of file arm-tdep.c.

References ARM_PS_REGNUM, arm_psr_thumb_bit(), get_frame_arch(), and get_frame_register_unsigned().

Referenced by arm_epilogue_frame_sniffer(), arm_exidx_unwind_sniffer(), arm_pc_is_thumb(), arm_scan_prologue(), and arm_skip_bx_reg().

arm_get_next_pcs_addr_bits_remove()

CORE_ADDR arm_get_next_pcs_addr_bits_remove	(	struct arm_get_next_pcs *	self,
		CORE_ADDR	val
	)

Definition at line 6223 of file arm-tdep.c.

References gdbarch_addr_bits_remove().

arm_get_next_pcs_is_thumb()

int arm_get_next_pcs_is_thumb

(

struct arm_get_next_pcs *

self

)

Definition at line 6240 of file arm-tdep.c.

References arm_is_thumb().

arm_get_next_pcs_read_memory_unsigned_integer()

ULONGEST arm_get_next_pcs_read_memory_unsigned_integer	(	CORE_ADDR	memaddr,
		int	len,
		int	byte_order
	)

Definition at line 6213 of file arm-tdep.c.

References read_memory_unsigned_integer().

arm_is_thumb()

int arm_is_thumb

(

struct regcache *

regcache

)

Definition at line 297 of file arm-tdep.c.

References regcache::arch(), ARM_PS_REGNUM, arm_psr_thumb_bit(), and regcache_raw_get_unsigned().

Referenced by arm_get_next_pcs_is_thumb(), and arm_linux_get_next_pcs_syscall_next_pc().

arm_pc_is_thumb()

int arm_pc_is_thumb	(	struct gdbarch *	,
		CORE_ADDR
	)

Definition at line 398 of file arm-tdep.c.

References arm_fallback_mode_string, arm_find_mapping_symbol(), arm_force_mode_string, arm_frame_is_thumb(), debug_displaced, fprintf_unfiltered(), gdb_stdlog, get_current_frame(), get_displaced_step_closure_by_addr(), arm_displaced_step_closure::insn_addr, IS_THUMB_ADDR, lookup_minimal_symbol_by_pc(), bound_minimal_symbol::minsym, MSYMBOL_IS_SPECIAL, target_has_registers, and type.

Referenced by arm_adjust_breakpoint_address(), arm_analyze_load_stack_chk_guard(), arm_breakpoint_kind_from_pc(), arm_linux_hw_breakpoint_initialize(), arm_push_dummy_call(), arm_skip_prologue(), arm_skip_stack_protector(), arm_stack_frame_destroyed_p(), arm_write_pc(), and gdb_print_insn_arm().

arm_process_displaced_insn()

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

Definition at line 7556 of file arm-tdep.c.

References _, arm_decode_b_bl_ldmstm(), arm_decode_dp_misc(), arm_decode_ld_st_word_ubyte(), arm_decode_media(), arm_decode_svc_copro(), arm_decode_unconditional(), arm_get_next_pcs::byte_order_for_code, arm_displaced_step_closure::cleanup, debug_displaced, displaced_in_arm_mode(), err, fprintf_unfiltered(), gdb_stdlog, gdbarch_byte_order_for_code(), arm_displaced_step_closure::insn_addr, arm_displaced_step_closure::insn_size, internal_error(), arm_displaced_step_closure::is_thumb, arm_displaced_step_closure::numinsns, read_memory_unsigned_integer(), arm_displaced_step_closure::scratch_base, thumb_process_displaced_insn(), and arm_displaced_step_closure::wrote_to_pc.

Referenced by arm_linux_displaced_step_copy_insn().

arm_process_record()

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

Definition at line 13176 of file arm-tdep.c.

References _, arm_mem_r::addr, insn_decode_record_t::arm_insn, ARM_INSN_SIZE_BYTES, insn_decode_record_t::arm_mems, ARM_PC_REGNUM, ARM_PS_REGNUM, arm_psr_thumb_bit(), ARM_RECORD, insn_decode_record_t::arm_regs, bits, deallocate_reg_mem(), decode_insn(), extract_arm_insn(), fprintf_unfiltered(), gdb_stdlog, insn_decode_record_t::gdbarch, arm_mem_r::len, insn_decode_record_t::mem_rec_count, memset(), paddress(), printf_unfiltered(), record_debug, record_full_arch_list_add_end(), record_full_arch_list_add_mem(), record_full_arch_list_add_reg(), insn_decode_record_t::reg_rec_count, insn_decode_record_t::regcache, regcache_raw_read_unsigned(), insn_decode_record_t::this_addr, THUMB2_INSN_SIZE_BYTES, THUMB2_RECORD, THUMB_INSN_SIZE_BYTES, and THUMB_RECORD.

Referenced by arm_linux_init_abi().

arm_psr_thumb_bit()

int arm_psr_thumb_bit

(

struct gdbarch *

)

Definition at line 286 of file arm-tdep.c.

References CPSR_T, and XPSR_T.

Referenced by arm_dwarf2_prev_register(), arm_frame_is_thumb(), arm_is_thumb(), arm_linux_get_syscall_number(), arm_linux_restart_syscall_init(), arm_linux_sigreturn_next_pc(), arm_linux_sigreturn_return_addr(), arm_process_record(), arm_prologue_prev_register(), arm_write_pc(), bx_write_pc(), and displaced_in_arm_mode().

arm_skip_stub()

CORE_ADDR arm_skip_stub	(	struct frame_info *	,
		CORE_ADDR
	)

Definition at line 8282 of file arm-tdep.c.

References arm_skip_bx_reg(), BMSYMBOL_VALUE_ADDRESS, find_pc_partial_function(), find_pc_section(), get_frame_register_unsigned(), lookup_minimal_symbol(), bound_minimal_symbol::minsym, name, obj_section::objfile, objfile::objfile(), offset, gdbarch_tdep::pc, startswith(), and target_name.

Referenced by arm_gdbarch_init(), arm_linux_skip_trampoline_code(), and arm_pe_skip_trampoline_code().

arm_software_single_step()

std::vector<CORE_ADDR> arm_software_single_step

(

struct regcache *

)

Definition at line 6251 of file arm-tdep.c.

References regcache::arch(), arm_get_next_pcs(), arm_get_next_pcs_ctor(), gdbarch_addr_bits_remove(), gdbarch_byte_order(), and gdbarch_byte_order_for_code().

Referenced by arm_fbsd_init_abi(), arm_netbsd_init_abi_common(), arm_wince_init_abi(), and armobsd_init_abi().

armbsd_iterate_over_regset_sections()

void armbsd_iterate_over_regset_sections	(	struct gdbarch *	gdbarch,
		iterate_over_regset_sections_cb *	cb,
		void *	cb_data,
		const struct regcache *	regcache
	)

Definition at line 115 of file arm-bsd-tdep.c.

References armbsd_fpregset, armbsd_gregset, ARMBSD_SIZEOF_FPREGS, and ARMBSD_SIZEOF_GREGS.

Referenced by armobsd_init_abi().

displaced_read_reg()

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

Definition at line 4417 of file arm-tdep.c.

References ARM_PC_REGNUM, debug_displaced, fprintf_unfiltered(), gdb_stdlog, arm_displaced_step_closure::insn_addr, arm_displaced_step_closure::is_thumb, and regcache_cooked_read_unsigned().

Referenced by arm_catch_kernel_helper_return(), arm_copy_alu_imm(), arm_copy_block_xfer(), arm_copy_extra_ld_st(), arm_linux_copy_svc(), cleanup_alu_imm(), cleanup_alu_reg(), cleanup_alu_shifted_reg(), cleanup_block_load_all(), cleanup_block_load_pc(), cleanup_block_store_pc(), cleanup_branch(), cleanup_copro_load_store(), cleanup_load(), cleanup_pop_pc_16bit_all(), cleanup_store(), install_alu_reg(), install_alu_shifted_reg(), install_bx_blx_reg(), install_copro_load_store(), install_load_store(), install_pc_relative(), install_preload(), install_preload_reg(), thumb2_copy_alu_imm(), thumb2_copy_block_xfer(), thumb2_copy_load_literal(), thumb2_copy_preload(), thumb2_copy_table_branch(), thumb_copy_16bit_ldr_literal(), thumb_copy_cbnz_cbz(), and thumb_copy_pop_pc_16bit().

displaced_write_reg()

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

Definition at line 4537 of file arm-tdep.c.

References _, ALU_WRITE_PC, alu_write_pc(), ARM_PC_REGNUM, BRANCH_WRITE_PC, branch_write_pc(), BX_WRITE_PC, bx_write_pc(), CANNOT_WRITE_PC, debug_displaced, fprintf_unfiltered(), gdb_stdlog, internal_error(), LOAD_WRITE_PC, load_write_pc(), regcache_cooked_write_unsigned(), warning(), and arm_displaced_step_closure::wrote_to_pc.

Referenced by arm_catch_kernel_helper_return(), arm_copy_alu_imm(), arm_copy_extra_ld_st(), arm_linux_cleanup_svc(), cleanup_alu_imm(), cleanup_alu_reg(), cleanup_alu_shifted_reg(), cleanup_block_load_all(), cleanup_block_load_pc(), cleanup_branch(), cleanup_copro_load_store(), cleanup_kernel_helper_return(), cleanup_load(), cleanup_pop_pc_16bit_all(), cleanup_preload(), cleanup_store(), cleanup_svc(), install_alu_reg(), install_alu_shifted_reg(), install_copro_load_store(), install_load_store(), install_pc_relative(), install_preload(), install_preload_reg(), thumb2_copy_alu_imm(), thumb2_copy_load_literal(), thumb2_copy_preload(), and thumb_copy_16bit_ldr_literal().

Variable Documentation

tdesc_arm_with_iwmmxt

struct target_desc* tdesc_arm_with_iwmmxt

Definition at line 8 of file arm-with-iwmmxt.c.

Referenced by arm_linux_read_description(), and initialize_tdesc_arm_with_iwmmxt().

tdesc_arm_with_m

struct target_desc* tdesc_arm_with_m

Definition at line 8 of file arm-with-m.c.

Referenced by arm_register_g_packet_guesses(), and initialize_tdesc_arm_with_m().

tdesc_arm_with_neon

struct target_desc* tdesc_arm_with_neon

Definition at line 8 of file arm-with-neon.c.

Referenced by initialize_tdesc_arm_with_neon().

tdesc_arm_with_vfpv2

struct target_desc* tdesc_arm_with_vfpv2

Definition at line 8 of file arm-with-vfpv2.c.

Referenced by arm_fbsd_read_description_auxv(), arm_linux_core_read_description(), arm_linux_read_description(), and initialize_tdesc_arm_with_vfpv2().

tdesc_arm_with_vfpv3

struct target_desc* tdesc_arm_with_vfpv3

Definition at line 8 of file arm-with-vfpv3.c.

Referenced by arm_fbsd_read_description_auxv(), arm_linux_core_read_description(), arm_linux_read_description(), and initialize_tdesc_arm_with_vfpv3().