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/tmp/gdb-8.1/gdb/ft32-tdep.c File Reference
#include "defs.h"
#include "frame.h"
#include "frame-unwind.h"
#include "frame-base.h"
#include "symtab.h"
#include "gdbtypes.h"
#include "gdbcmd.h"
#include "gdbcore.h"
#include "value.h"
#include "inferior.h"
#include "symfile.h"
#include "objfiles.h"
#include "osabi.h"
#include "language.h"
#include "arch-utils.h"
#include "regcache.h"
#include "trad-frame.h"
#include "dis-asm.h"
#include "record.h"
#include "opcode/ft32.h"
#include "ft32-tdep.h"
#include "gdb/sim-ft32.h"
#include <algorithm>

Go to the source code of this file.

Classes

struct  ft32_frame_cache
 

Macros

#define RAM_BIAS   0x800000 /* Bias added to RAM addresses. */
 

Enumerations

enum  { REG_UNAVAIL = (CORE_ADDR) (-1) }
 

Functions

static CORE_ADDR ft32_frame_align (struct gdbarch *gdbarch, CORE_ADDR sp)
 
typedef BP_MANIPULATION (ft32_break_insn)
 
static const char * ft32_register_name (struct gdbarch *gdbarch, int reg_nr)
 
static struct type * ft32_register_type (struct gdbarch *gdbarch, int reg_nr)
 
static void ft32_store_return_value (struct type *type, struct regcache *regcache, const gdb_byte *valbuf)
 
static ULONGEST ft32_fetch_instruction (CORE_ADDR a, int *isize, enum bfd_endian byte_order)
 
static CORE_ADDR ft32_analyze_prologue (CORE_ADDR start_addr, CORE_ADDR end_addr, struct ft32_frame_cache *cache, struct gdbarch *gdbarch)
 
static CORE_ADDR ft32_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
 
static CORE_ADDR ft32_pointer_to_address (struct gdbarch *gdbarch, struct type *type, const gdb_byte *buf)
 
static int ft32_address_class_type_flags (int byte_size, int dwarf2_addr_class)
 
static const char * ft32_address_class_type_flags_to_name (struct gdbarch *gdbarch, int type_flags)
 
static int ft32_address_class_name_to_type_flags (struct gdbarch *gdbarch, const char *name, int *type_flags_ptr)
 
static CORE_ADDR ft32_read_pc (struct regcache *regcache)
 
static void ft32_write_pc (struct regcache *regcache, CORE_ADDR val)
 
static CORE_ADDR ft32_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame)
 
static void ft32_extract_return_value (struct type *type, struct regcache *regcache, gdb_byte *dst)
 
static enum return_value_convention ft32_return_value (struct gdbarch *gdbarch, struct value *function, struct type *valtype, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf)
 
static struct ft32_frame_cache * ft32_alloc_frame_cache (void)
 
static struct ft32_frame_cache * ft32_frame_cache (struct frame_info *this_frame, void **this_cache)
 
static CORE_ADDR ft32_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
 
static void ft32_frame_this_id (struct frame_info *this_frame, void **this_prologue_cache, struct frame_id *this_id)
 
static struct value * ft32_frame_prev_register (struct frame_info *this_frame, void **this_prologue_cache, int regnum)
 
static CORE_ADDR ft32_frame_base_address (struct frame_info *this_frame, void **this_cache)
 
static struct frame_id ft32_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
 
static struct gdbarch * ft32_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
 
void _initialize_ft32_tdep (void)
 

Variables

constexpr gdb_byte ft32_break_insn [] = { 0x02, 0x00, 0x34, 0x00 }
 
static const struct frame_unwind ft32_frame_unwind
 
static const struct frame_base ft32_frame_base
 

Macro Definition Documentation

◆ RAM_BIAS

#define RAM_BIAS   0x800000 /* Bias added to RAM addresses. */

Definition at line 46 of file ft32-tdep.c.

Referenced by ft32_frame_prev_register(), and ft32_pointer_to_address().

Enumeration Type Documentation

◆ anonymous enum

anonymous enum
Enumerator
REG_UNAVAIL 

Definition at line 49 of file ft32-tdep.c.

Function Documentation

◆ _initialize_ft32_tdep()

void _initialize_ft32_tdep ( void  )

Definition at line 675 of file ft32-tdep.c.

References ft32_gdbarch_init(), and register_gdbarch_init().

◆ BP_MANIPULATION()

typedef BP_MANIPULATION ( ft32_break_insn  )

Definition at line 80 of file ft32-tdep.c.

◆ ft32_address_class_name_to_type_flags()

static int ft32_address_class_name_to_type_flags ( struct gdbarch *  gdbarch,
const char *  name,
int *  type_flags_ptr 
)
static

Definition at line 373 of file ft32-tdep.c.

References name, and TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1.

Referenced by ft32_gdbarch_init().

◆ ft32_address_class_type_flags()

static int ft32_address_class_type_flags ( int  byte_size,
int  dwarf2_addr_class 
)
static

Definition at line 345 of file ft32-tdep.c.

References TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1.

Referenced by ft32_gdbarch_init().

◆ ft32_address_class_type_flags_to_name()

static const char* ft32_address_class_type_flags_to_name ( struct gdbarch *  gdbarch,
int  type_flags 
)
static

Definition at line 360 of file ft32-tdep.c.

References TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1.

Referenced by ft32_gdbarch_init().

◆ ft32_alloc_frame_cache()

static struct ft32_frame_cache* ft32_alloc_frame_cache ( void  )
static

Definition at line 463 of file ft32-tdep.c.

References FRAME_OBSTACK_ZALLOC, REG_UNAVAIL, and ft32_frame_cache::saved_regs.

Referenced by ft32_frame_cache().

◆ ft32_analyze_prologue()

static CORE_ADDR ft32_analyze_prologue ( CORE_ADDR  start_addr,
CORE_ADDR  end_addr,
struct ft32_frame_cache *  cache,
struct gdbarch *  gdbarch 
)
static

Definition at line 168 of file ft32-tdep.c.

References BMSYMBOL_VALUE_ADDRESS, gdbarch::byte_order, ft32_frame_cache::established, ft32_frame_cache::framesize, ft32_fetch_instruction(), gdbarch_byte_order(), lookup_minimal_symbol(), bound_minimal_symbol::minsym, REG_UNAVAIL, regnum, and ft32_frame_cache::saved_regs.

Referenced by ft32_frame_cache(), and ft32_skip_prologue().

◆ ft32_dummy_id()

static struct frame_id ft32_dummy_id ( struct gdbarch *  gdbarch,
struct frame_info *  this_frame 
)
static

Definition at line 591 of file ft32-tdep.c.

References frame_id_build(), get_frame_pc(), and get_frame_register_unsigned().

Referenced by ft32_gdbarch_init().

◆ ft32_extract_return_value()

static void ft32_extract_return_value ( struct type *  type,
struct regcache *  regcache,
gdb_byte *  dst 
)
static

Definition at line 418 of file ft32-tdep.c.

References regcache::arch(), gdbarch::byte_order, gdbarch_byte_order(), regcache_cooked_read_unsigned(), store_unsigned_integer(), and TYPE_LENGTH.

Referenced by ft32_return_value().

◆ ft32_fetch_instruction()

static ULONGEST ft32_fetch_instruction ( CORE_ADDR  a,
int *  isize,
enum bfd_endian  byte_order 
)
static

Definition at line 146 of file ft32-tdep.c.

References gdbarch::byte_order, and read_code_unsigned_integer().

Referenced by ft32_analyze_prologue().

◆ ft32_frame_align()

static CORE_ADDR ft32_frame_align ( struct gdbarch *  gdbarch,
CORE_ADDR  sp 
)
static

Definition at line 70 of file ft32-tdep.c.

Referenced by ft32_gdbarch_init().

◆ ft32_frame_base_address()

static CORE_ADDR ft32_frame_base_address ( struct frame_info *  this_frame,
void **  this_cache 
)
static

Definition at line 574 of file ft32-tdep.c.

References ft32_frame_cache::base, and ft32_frame_cache().

◆ ft32_frame_cache()

static struct ft32_frame_cache* ft32_frame_cache ( struct frame_info *  this_frame,
void **  this_cache 
)
static

Definition at line 479 of file ft32-tdep.c.

References ft32_frame_cache::base, ft32_frame_cache::established, ft32_alloc_frame_cache(), ft32_analyze_prologue(), get_frame_arch(), get_frame_func(), get_frame_pc(), get_frame_register_unsigned(), ft32_frame_cache::pc, REG_UNAVAIL, ft32_frame_cache::saved_regs, and ft32_frame_cache::saved_sp.

Referenced by ft32_frame_base_address(), ft32_frame_prev_register(), and ft32_frame_this_id().

◆ ft32_frame_prev_register()

static struct value* ft32_frame_prev_register ( struct frame_info *  this_frame,
void **  this_prologue_cache,
int  regnum 
)
static

Definition at line 543 of file ft32-tdep.c.

References frame_unwind_got_constant(), frame_unwind_got_memory(), frame_unwind_got_register(), ft32_frame_cache(), gdb_assert, RAM_BIAS, REG_UNAVAIL, regnum, ft32_frame_cache::saved_regs, and ft32_frame_cache::saved_sp.

◆ ft32_frame_this_id()

static void ft32_frame_this_id ( struct frame_info *  this_frame,
void **  this_prologue_cache,
struct frame_id *  this_id 
)
static

Definition at line 527 of file ft32-tdep.c.

References ft32_frame_cache::base, frame_id_build(), ft32_frame_cache(), ft32_frame_cache::pc, and ft32_frame_cache::saved_sp.

◆ ft32_gdbarch_init()

static struct gdbarch* ft32_gdbarch_init ( struct gdbarch_info  info,
struct gdbarch_list *  arches 
)
static

Definition at line 601 of file ft32-tdep.c.

References arch_pointer_type(), arch_type(), core_addr_lessthan(), frame_base_set_default(), frame_unwind_append_unwinder(), ft32_address_class_name_to_type_flags(), ft32_address_class_type_flags(), ft32_address_class_type_flags_to_name(), ft32_dummy_id(), ft32_frame_align(), ft32_frame_base, ft32_frame_unwind, ft32_pointer_to_address(), ft32_read_pc(), ft32_register_name(), ft32_register_type(), ft32_return_value(), ft32_skip_prologue(), ft32_unwind_pc(), ft32_unwind_sp(), ft32_write_pc(), gdbarch_list::gdbarch, gdbarch_alloc(), gdbarch_init_osabi(), gdbarch_list_lookup_by_info(), make_function_type(), gdbarch_tdep::pc_type, set_gdbarch_address_class_name_to_type_flags(), set_gdbarch_address_class_type_flags(), set_gdbarch_address_class_type_flags_to_name(), set_gdbarch_breakpoint_kind_from_pc(), set_gdbarch_dummy_id(), set_gdbarch_frame_align(), set_gdbarch_inner_than(), set_gdbarch_num_regs(), set_gdbarch_overlay_update(), set_gdbarch_pc_regnum(), set_gdbarch_pointer_to_address(), set_gdbarch_read_pc(), set_gdbarch_register_name(), set_gdbarch_register_type(), set_gdbarch_return_value(), set_gdbarch_skip_prologue(), set_gdbarch_sp_regnum(), set_gdbarch_sw_breakpoint_from_kind(), set_gdbarch_unwind_pc(), set_gdbarch_unwind_sp(), set_gdbarch_write_pc(), simple_overlay_update(), TARGET_CHAR_BIT, TYPE_CODE_VOID, TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1, TYPE_INSTANCE_FLAGS, and XCNEW.

Referenced by _initialize_ft32_tdep().

◆ ft32_pointer_to_address()

static CORE_ADDR ft32_pointer_to_address ( struct gdbarch *  gdbarch,
struct type *  type,
const gdb_byte *  buf 
)
static

Definition at line 326 of file ft32-tdep.c.

References extract_unsigned_integer(), gdbarch_byte_order(), RAM_BIAS, TYPE_ADDRESS_CLASS_1, and TYPE_LENGTH.

Referenced by ft32_gdbarch_init().

◆ ft32_read_pc()

static CORE_ADDR ft32_read_pc ( struct regcache *  regcache)
static

Definition at line 390 of file ft32-tdep.c.

References ft32_frame_cache::pc, and regcache_cooked_read_unsigned().

Referenced by ft32_gdbarch_init().

◆ ft32_register_name()

static const char* ft32_register_name ( struct gdbarch *  gdbarch,
int  reg_nr 
)
static

Definition at line 97 of file ft32-tdep.c.

Referenced by ft32_gdbarch_init().

◆ ft32_register_type()

static struct type* ft32_register_type ( struct gdbarch *  gdbarch,
int  reg_nr 
)
static

Definition at line 109 of file ft32-tdep.c.

References builtin_type::builtin_data_ptr, builtin_type::builtin_int32, builtin_type(), gdbarch_tdep(), and gdbarch_tdep::pc_type.

Referenced by ft32_gdbarch_init().

◆ ft32_return_value()

static enum return_value_convention ft32_return_value ( struct gdbarch *  gdbarch,
struct value *  function,
struct type *  valtype,
struct regcache *  regcache,
gdb_byte *  readbuf,
const gdb_byte *  writebuf 
)
static

Definition at line 444 of file ft32-tdep.c.

References ft32_extract_return_value(), ft32_store_return_value(), RETURN_VALUE_REGISTER_CONVENTION, RETURN_VALUE_STRUCT_CONVENTION, and TYPE_LENGTH.

Referenced by ft32_gdbarch_init().

◆ ft32_skip_prologue()

static CORE_ADDR ft32_skip_prologue ( struct gdbarch *  gdbarch,
CORE_ADDR  pc 
)
static

Definition at line 272 of file ft32-tdep.c.

References symtab_and_line::end, find_pc_line(), find_pc_partial_function(), ft32_analyze_prologue(), language_asm, lookup_symbol(), memset(), ft32_frame_cache::pc, skip_prologue_using_sal(), block_symbol::symbol, SYMBOL_LANGUAGE, and VAR_DOMAIN.

Referenced by ft32_gdbarch_init().

◆ ft32_store_return_value()

static void ft32_store_return_value ( struct type *  type,
struct regcache *  regcache,
const gdb_byte *  valbuf 
)
static

Definition at line 123 of file ft32-tdep.c.

References regcache::arch(), gdbarch::byte_order, extract_unsigned_integer(), gdbarch_byte_order(), regcache_cooked_write_unsigned(), and TYPE_LENGTH.

Referenced by ft32_return_value().

◆ ft32_unwind_pc()

static CORE_ADDR ft32_unwind_pc ( struct gdbarch *  gdbarch,
struct frame_info *  next_frame 
)
static

Definition at line 518 of file ft32-tdep.c.

References frame_unwind_register_unsigned().

Referenced by ft32_gdbarch_init().

◆ ft32_unwind_sp()

static CORE_ADDR ft32_unwind_sp ( struct gdbarch *  gdbarch,
struct frame_info *  next_frame 
)
static

Definition at line 409 of file ft32-tdep.c.

References frame_unwind_register_unsigned().

Referenced by ft32_gdbarch_init().

◆ ft32_write_pc()

static void ft32_write_pc ( struct regcache *  regcache,
CORE_ADDR  val 
)
static

Definition at line 401 of file ft32-tdep.c.

References regcache_cooked_write_unsigned().

Referenced by ft32_gdbarch_init().

Variable Documentation

◆ ft32_break_insn

constexpr gdb_byte ft32_break_insn[] = { 0x02, 0x00, 0x34, 0x00 }

Definition at line 78 of file ft32-tdep.c.

◆ ft32_frame_base

const struct frame_base ft32_frame_base
static
Initial value:
=
{
&ft32_frame_unwind,
ft32_frame_base_address,
ft32_frame_base_address,
ft32_frame_base_address
}
ft32_frame_base_address
static CORE_ADDR ft32_frame_base_address(struct frame_info *this_frame, void **this_cache)
Definition: ft32-tdep.c:574
ft32_frame_unwind
static const struct frame_unwind ft32_frame_unwind
Definition: ft32-tdep.c:561

Definition at line 582 of file ft32-tdep.c.

Referenced by ft32_gdbarch_init().

◆ ft32_frame_unwind

const struct frame_unwind ft32_frame_unwind
static
Initial value:
=
{
NORMAL_FRAME,
default_frame_unwind_stop_reason,
ft32_frame_this_id,
ft32_frame_prev_register,
NULL,
default_frame_sniffer
}
ft32_frame_this_id
static void ft32_frame_this_id(struct frame_info *this_frame, void **this_prologue_cache, struct frame_id *this_id)
Definition: ft32-tdep.c:527
ft32_frame_prev_register
static struct value * ft32_frame_prev_register(struct frame_info *this_frame, void **this_prologue_cache, int regnum)
Definition: ft32-tdep.c:543
default_frame_sniffer
int default_frame_sniffer(const struct frame_unwind *self, struct frame_info *this_frame, void **this_prologue_cache)
Definition: frame-unwind.c:174
default_frame_unwind_stop_reason
enum unwind_stop_reason default_frame_unwind_stop_reason(struct frame_info *this_frame, void **this_cache)
Definition: frame-unwind.c:184

Definition at line 561 of file ft32-tdep.c.

Referenced by ft32_gdbarch_init().

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