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Classes | Macros | Enumerations | Functions | Variables
/tmp/gdb-7.10/gdb/avr-tdep.c File Reference
#include "defs.h"
#include "frame.h"
#include "frame-unwind.h"
#include "frame-base.h"
#include "trad-frame.h"
#include "gdbcmd.h"
#include "gdbcore.h"
#include "gdbtypes.h"
#include "inferior.h"
#include "symfile.h"
#include "arch-utils.h"
#include "regcache.h"
#include "dis-asm.h"
#include "objfiles.h"

Go to the source code of this file.

Classes

struct  avr_unwind_cache
 
struct  gdbarch_tdep
 
struct  stack_item
 

Macros

#define AVR_TYPE_ADDRESS_CLASS_FLASH   TYPE_ADDRESS_CLASS_1
 
#define AVR_TYPE_INSTANCE_FLAG_ADDRESS_CLASS_FLASH   TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1
 

Enumerations

enum  {
  AVR_REG_W = 24, AVR_REG_X = 26, AVR_REG_Y = 28, AVR_FP_REGNUM = 28,
  AVR_REG_Z = 30, AVR_SREG_REGNUM = 32, AVR_SP_REGNUM = 33, AVR_PC_REGNUM = 34,
  AVR_NUM_REGS = 32 + 1 + 1 + 1, AVR_NUM_REG_BYTES = 32 + 1 + 2 + 4, AVR_PSEUDO_PC_REGNUM = 35, AVR_NUM_PSEUDO_REGS = 1,
  AVR_PC_REG_INDEX = 35, AVR_MAX_PROLOGUE_SIZE = 64, AVR_MAX_PUSHES = 18, AVR_LAST_PUSHED_REGNUM = 17,
  AVR_ARG1_REGNUM = 24, AVR_ARGN_REGNUM = 25, AVR_RET1_REGNUM = 24, AVR_RETN_REGNUM = 25,
  AVR_IMEM_START = 0x00000000, AVR_SMEM_START = 0x00800000, AVR_MEM_MASK = 0x00f00000
}
 
enum  {
  AVR_PROLOGUE_NONE, AVR_PROLOGUE_NORMAL, AVR_PROLOGUE_CALL, AVR_PROLOGUE_MAIN,
  AVR_PROLOGUE_INTR, AVR_PROLOGUE_SIG
}
 

Functions

static const char * avr_register_name (struct gdbarch *gdbarch, int regnum)
 
static struct typeavr_register_type (struct gdbarch *gdbarch, int reg_nr)
 
static CORE_ADDR avr_make_iaddr (CORE_ADDR x)
 
static CORE_ADDR avr_convert_iaddr_to_raw (CORE_ADDR x)
 
static CORE_ADDR avr_make_saddr (CORE_ADDR x)
 
static CORE_ADDR avr_convert_saddr_to_raw (CORE_ADDR x)
 
static void avr_address_to_pointer (struct gdbarch *gdbarch, struct type *type, gdb_byte *buf, CORE_ADDR addr)
 
static CORE_ADDR avr_pointer_to_address (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf)
 
static CORE_ADDR avr_integer_to_address (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf)
 
static CORE_ADDR avr_read_pc (struct regcache *regcache)
 
static void avr_write_pc (struct regcache *regcache, CORE_ADDR val)
 
static enum register_status avr_pseudo_register_read (struct gdbarch *gdbarch, struct regcache *regcache, int regnum, gdb_byte *buf)
 
static void avr_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache, int regnum, const gdb_byte *buf)
 
static CORE_ADDR avr_scan_prologue (struct gdbarch *gdbarch, CORE_ADDR pc_beg, CORE_ADDR pc_end, struct avr_unwind_cache *info)
 
static CORE_ADDR avr_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
 
static const unsigned char * avr_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr)
 
static enum return_value_convention avr_return_value (struct gdbarch *gdbarch, struct value *function, struct type *valtype, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf)
 
static struct avr_unwind_cacheavr_frame_unwind_cache (struct frame_info *this_frame, void **this_prologue_cache)
 
static CORE_ADDR avr_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
 
static CORE_ADDR avr_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame)
 
static void avr_frame_this_id (struct frame_info *this_frame, void **this_prologue_cache, struct frame_id *this_id)
 
static struct valueavr_frame_prev_register (struct frame_info *this_frame, void **this_prologue_cache, int regnum)
 
static CORE_ADDR avr_frame_base_address (struct frame_info *this_frame, void **this_cache)
 
static struct frame_id avr_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
 
static struct stack_itempush_stack_item (struct stack_item *prev, const bfd_byte *contents, int len)
 
static struct stack_itempop_stack_item (struct stack_item *si)
 
static CORE_ADDR avr_push_dummy_call (struct gdbarch *gdbarch, struct value *function, struct regcache *regcache, CORE_ADDR bp_addr, int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr)
 
static int avr_dwarf_reg_to_regnum (struct gdbarch *gdbarch, int reg)
 
static int avr_address_class_type_flags (int byte_size, int dwarf2_addr_class)
 
static const char * avr_address_class_type_flags_to_name (struct gdbarch *gdbarch, int type_flags)
 
static int avr_address_class_name_to_type_flags (struct gdbarch *gdbarch, const char *name, int *type_flags_ptr)
 
static struct gdbarchavr_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
 
static void avr_io_reg_read_command (char *args, int from_tty)
 
void _initialize_avr_tdep (void)
 

Variables

static const struct frame_unwind avr_frame_unwind
 
static const struct frame_base avr_frame_base
 
initialize_file_ftype _initialize_avr_tdep
 

Macro Definition Documentation

#define AVR_TYPE_ADDRESS_CLASS_FLASH   TYPE_ADDRESS_CLASS_1

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

Referenced by avr_address_to_pointer(), and avr_pointer_to_address().

#define AVR_TYPE_INSTANCE_FLAG_ADDRESS_CLASS_FLASH   TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1

Enumeration Type Documentation

anonymous enum
Enumerator
AVR_REG_W 
AVR_REG_X 
AVR_REG_Y 
AVR_FP_REGNUM 
AVR_REG_Z 
AVR_SREG_REGNUM 
AVR_SP_REGNUM 
AVR_PC_REGNUM 
AVR_NUM_REGS 
AVR_NUM_REG_BYTES 
AVR_PSEUDO_PC_REGNUM 
AVR_NUM_PSEUDO_REGS 
AVR_PC_REG_INDEX 
AVR_MAX_PROLOGUE_SIZE 
AVR_MAX_PUSHES 
AVR_LAST_PUSHED_REGNUM 
AVR_ARG1_REGNUM 
AVR_ARGN_REGNUM 
AVR_RET1_REGNUM 
AVR_RETN_REGNUM 
AVR_IMEM_START 
AVR_SMEM_START 
AVR_MEM_MASK 

Definition at line 83 of file avr-tdep.c.

anonymous enum
Enumerator
AVR_PROLOGUE_NONE 
AVR_PROLOGUE_NORMAL 
AVR_PROLOGUE_CALL 
AVR_PROLOGUE_MAIN 
AVR_PROLOGUE_INTR 
AVR_PROLOGUE_SIG 

Definition at line 156 of file avr-tdep.c.

Function Documentation

void _initialize_avr_tdep ( void  )
static int avr_address_class_name_to_type_flags ( struct gdbarch gdbarch,
const char *  name,
int type_flags_ptr 
)
static

Definition at line 1408 of file avr-tdep.c.

References AVR_TYPE_INSTANCE_FLAG_ADDRESS_CLASS_FLASH.

Referenced by avr_gdbarch_init().

static int avr_address_class_type_flags ( int  byte_size,
int  dwarf2_addr_class 
)
static

Definition at line 1379 of file avr-tdep.c.

References AVR_TYPE_INSTANCE_FLAG_ADDRESS_CLASS_FLASH.

Referenced by avr_gdbarch_init().

static const char* avr_address_class_type_flags_to_name ( struct gdbarch gdbarch,
int  type_flags 
)
static

Definition at line 1395 of file avr-tdep.c.

References AVR_TYPE_INSTANCE_FLAG_ADDRESS_CLASS_FLASH.

Referenced by avr_gdbarch_init().

static void avr_address_to_pointer ( struct gdbarch gdbarch,
struct type type,
gdb_byte buf,
CORE_ADDR  addr 
)
static
static const unsigned char* avr_breakpoint_from_pc ( struct gdbarch gdbarch,
CORE_ADDR pcptr,
int lenptr 
)
static

Definition at line 915 of file avr-tdep.c.

Referenced by avr_gdbarch_init().

static CORE_ADDR avr_convert_iaddr_to_raw ( CORE_ADDR  x)
static

Definition at line 252 of file avr-tdep.c.

Referenced by avr_address_to_pointer(), avr_push_dummy_call(), and avr_write_pc().

static CORE_ADDR avr_convert_saddr_to_raw ( CORE_ADDR  x)
static

Definition at line 270 of file avr-tdep.c.

Referenced by avr_address_to_pointer(), and avr_push_dummy_call().

static struct frame_id avr_dummy_id ( struct gdbarch gdbarch,
struct frame_info this_frame 
)
static
static int avr_dwarf_reg_to_regnum ( struct gdbarch gdbarch,
int  reg 
)
static

Definition at line 1361 of file avr-tdep.c.

References _, AVR_SP_REGNUM, and warning().

Referenced by avr_gdbarch_init().

static CORE_ADDR avr_frame_base_address ( struct frame_info this_frame,
void **  this_cache 
)
static

Definition at line 1166 of file avr-tdep.c.

References avr_frame_unwind_cache(), and avr_unwind_cache::base.

static struct value* avr_frame_prev_register ( struct frame_info this_frame,
void **  this_prologue_cache,
int  regnum 
)
static
static void avr_frame_this_id ( struct frame_info this_frame,
void **  this_prologue_cache,
struct frame_id this_id 
)
static
static struct avr_unwind_cache* avr_frame_unwind_cache ( struct frame_info this_frame,
void **  this_prologue_cache 
)
static
static struct gdbarch* avr_gdbarch_init ( struct gdbarch_info  info,
struct gdbarch_list arches 
)
static

Definition at line 1424 of file avr-tdep.c.

References arch_type(), avr_address_class_name_to_type_flags(), avr_address_class_type_flags(), avr_address_class_type_flags_to_name(), avr_address_to_pointer(), avr_breakpoint_from_pc(), avr_dummy_id(), avr_dwarf_reg_to_regnum(), avr_integer_to_address(), AVR_NUM_PSEUDO_REGS, AVR_NUM_REGS, AVR_PC_REGNUM, avr_pointer_to_address(), avr_pseudo_register_read(), avr_pseudo_register_write(), avr_push_dummy_call(), avr_read_pc(), avr_register_name(), avr_register_type(), avr_return_value(), avr_skip_prologue(), AVR_SP_REGNUM, avr_unwind_pc(), avr_unwind_sp(), avr_write_pc(), gdbarch_info::bfd_arch_info, gdbarch_tdep::call_length, core_addr_lessthan(), floatformats_ieee_single, frame_base_set_default(), frame_unwind_append_unwinder(), gdbarch_tdep::func_void_type, gdbarch_list::gdbarch, gdbarch_alloc(), gdbarch_list_lookup_by_info(), make_function_type(), gdbarch_list::next, gdbarch_tdep::pc_type, set_gdbarch_addr_bit(), set_gdbarch_address_class_name_to_type_flags(), set_gdbarch_address_class_type_flags(), set_gdbarch_address_class_type_flags_to_name(), set_gdbarch_address_to_pointer(), set_gdbarch_breakpoint_from_pc(), set_gdbarch_double_bit(), set_gdbarch_double_format(), set_gdbarch_dummy_id(), set_gdbarch_dwarf2_reg_to_regnum(), set_gdbarch_float_bit(), set_gdbarch_float_format(), set_gdbarch_inner_than(), set_gdbarch_int_bit(), set_gdbarch_integer_to_address(), set_gdbarch_long_bit(), set_gdbarch_long_double_bit(), set_gdbarch_long_double_format(), set_gdbarch_long_long_bit(), set_gdbarch_num_pseudo_regs(), set_gdbarch_num_regs(), set_gdbarch_pc_regnum(), set_gdbarch_pointer_to_address(), set_gdbarch_print_insn(), set_gdbarch_pseudo_register_read(), set_gdbarch_pseudo_register_write(), set_gdbarch_ptr_bit(), set_gdbarch_push_dummy_call(), set_gdbarch_read_pc(), set_gdbarch_register_name(), set_gdbarch_register_type(), set_gdbarch_return_value(), set_gdbarch_short_bit(), set_gdbarch_skip_prologue(), set_gdbarch_sp_regnum(), set_gdbarch_unwind_pc(), set_gdbarch_unwind_sp(), set_gdbarch_write_pc(), TARGET_CHAR_BIT, TYPE_CODE_PTR, TYPE_CODE_VOID, TYPE_TARGET_TYPE, TYPE_UNSIGNED, and gdbarch_tdep::void_type.

Referenced by _initialize_avr_tdep().

static CORE_ADDR avr_integer_to_address ( struct gdbarch gdbarch,
struct type type,
const gdb_byte buf 
)
static

Definition at line 359 of file avr-tdep.c.

References avr_make_saddr(), and unpack_long().

Referenced by avr_gdbarch_init().

static void avr_io_reg_read_command ( char *  args,
int  from_tty 
)
static
static CORE_ADDR avr_make_iaddr ( CORE_ADDR  x)
static

Definition at line 241 of file avr-tdep.c.

References AVR_IMEM_START.

Referenced by avr_pointer_to_address(), avr_read_pc(), and avr_unwind_pc().

static CORE_ADDR avr_make_saddr ( CORE_ADDR  x)
static
static CORE_ADDR avr_pointer_to_address ( struct gdbarch gdbarch,
struct type type,
const gdb_byte buf 
)
static
static enum register_status avr_pseudo_register_read ( struct gdbarch gdbarch,
struct regcache regcache,
int  regnum,
gdb_byte buf 
)
static
static void avr_pseudo_register_write ( struct gdbarch gdbarch,
struct regcache regcache,
int  regnum,
const gdb_byte buf 
)
static
static CORE_ADDR avr_push_dummy_call ( struct gdbarch gdbarch,
struct value function,
struct regcache regcache,
CORE_ADDR  bp_addr,
int  nargs,
struct value **  args,
CORE_ADDR  sp,
int  struct_return,
CORE_ADDR  struct_addr 
)
static
static CORE_ADDR avr_read_pc ( struct regcache regcache)
static

Definition at line 368 of file avr-tdep.c.

References avr_make_iaddr(), AVR_PC_REGNUM, and regcache_cooked_read_unsigned().

Referenced by avr_gdbarch_init().

static const char* avr_register_name ( struct gdbarch gdbarch,
int  regnum 
)
static

Definition at line 206 of file avr-tdep.c.

References regnum.

Referenced by avr_gdbarch_init().

static struct type* avr_register_type ( struct gdbarch gdbarch,
int  reg_nr 
)
static
static enum return_value_convention avr_return_value ( struct gdbarch gdbarch,
struct value function,
struct type valtype,
struct regcache regcache,
gdb_byte readbuf,
const gdb_byte writebuf 
)
static
static CORE_ADDR avr_scan_prologue ( struct gdbarch gdbarch,
CORE_ADDR  pc_beg,
CORE_ADDR  pc_end,
struct avr_unwind_cache info 
)
static
static CORE_ADDR avr_skip_prologue ( struct gdbarch gdbarch,
CORE_ADDR  pc 
)
static
static CORE_ADDR avr_unwind_pc ( struct gdbarch gdbarch,
struct frame_info next_frame 
)
static
static CORE_ADDR avr_unwind_sp ( struct gdbarch gdbarch,
struct frame_info next_frame 
)
static
static void avr_write_pc ( struct regcache regcache,
CORE_ADDR  val 
)
static

Definition at line 376 of file avr-tdep.c.

References avr_convert_iaddr_to_raw(), AVR_PC_REGNUM, and regcache_cooked_write_unsigned().

Referenced by avr_gdbarch_init().

static struct stack_item * pop_stack_item ( struct stack_item si)
static

Definition at line 1218 of file avr-tdep.c.

References stack_item::data, stack_item::prev, and xfree().

Referenced by avr_push_dummy_call().

static struct stack_item* push_stack_item ( struct stack_item prev,
const bfd_byte *  contents,
int  len 
)
static

Definition at line 1205 of file avr-tdep.c.

References stack_item::data, len, stack_item::len, stack_item::prev, and xmalloc().

Referenced by avr_push_dummy_call().

Variable Documentation

initialize_file_ftype _initialize_avr_tdep
const struct frame_base avr_frame_base
static
Initial value:
= {
avr_frame_base_address
}
static CORE_ADDR avr_frame_base_address(struct frame_info *this_frame, void **this_cache)
Definition: avr-tdep.c:1166
static const struct frame_unwind avr_frame_unwind
Definition: avr-tdep.c:1156

Definition at line 1174 of file avr-tdep.c.

const struct frame_unwind avr_frame_unwind
static
Initial value:
= {
NULL,
}
static struct value * avr_frame_prev_register(struct frame_info *this_frame, void **this_prologue_cache, int regnum)
Definition: avr-tdep.c:1106
int default_frame_sniffer(const struct frame_unwind *self, struct frame_info *this_frame, void **this_prologue_cache)
Definition: frame-unwind.c:170
static void avr_frame_this_id(struct frame_info *this_frame, void **this_prologue_cache, struct frame_id *this_id)
Definition: avr-tdep.c:1081
enum unwind_stop_reason default_frame_unwind_stop_reason(struct frame_info *this_frame, void **this_cache)
Definition: frame-unwind.c:180

Definition at line 1156 of file avr-tdep.c.