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/tmp/gdb-7.10/gdb/tic6x-tdep.c File Reference
#include "defs.h"
#include "frame.h"
#include "frame-unwind.h"
#include "frame-base.h"
#include "trad-frame.h"
#include "dwarf2-frame.h"
#include "symtab.h"
#include "inferior.h"
#include "gdbtypes.h"
#include "gdbcore.h"
#include "gdbcmd.h"
#include "target.h"
#include "dis-asm.h"
#include "regcache.h"
#include "value.h"
#include "symfile.h"
#include "arch-utils.h"
#include "floatformat.h"
#include "glibc-tdep.h"
#include "infcall.h"
#include "regset.h"
#include "tramp-frame.h"
#include "linux-tdep.h"
#include "solib.h"
#include "objfiles.h"
#include "osabi.h"
#include "tic6x-tdep.h"
#include "language.h"
#include "target-descriptions.h"
#include "features/tic6x-c64xp.c"
#include "features/tic6x-c64x.c"
#include "features/tic6x-c62x.c"

Go to the source code of this file.

Classes

struct  tic6x_unwind_cache
 

Macros

#define TIC6X_OPCODE_SIZE   4
 
#define TIC6X_FETCH_PACKET_SIZE   32
 
#define INST_S_BIT(INST)   ((INST >> 1) & 1)
 
#define INST_X_BIT(INST)   ((INST >> 12) & 1)
 

Functions

static const char * tic6x_register_name (struct gdbarch *gdbarch, int regno)
 
static struct typetic6x_register_type (struct gdbarch *gdbarch, int regno)
 
static void tic6x_setup_default (struct tic6x_unwind_cache *cache)
 
static unsigned long tic6x_fetch_instruction (struct gdbarch *, CORE_ADDR)
 
static int tic6x_register_number (int reg, int side, int crosspath)
 
static CORE_ADDR tic6x_analyze_prologue (struct gdbarch *gdbarch, const CORE_ADDR start_pc, const CORE_ADDR current_pc, struct tic6x_unwind_cache *cache, struct frame_info *this_frame)
 
static CORE_ADDR tic6x_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR start_pc)
 
static const gdb_bytetic6x_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *bp_addr, int *bp_size)
 
static int tic6x_print_insn (bfd_vma memaddr, disassemble_info *info)
 
static void tic6x_dwarf2_frame_init_reg (struct gdbarch *gdbarch, int regnum, struct dwarf2_frame_state_reg *reg, struct frame_info *this_frame)
 
static CORE_ADDR tic6x_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
 
static CORE_ADDR tic6x_unwind_sp (struct gdbarch *gdbarch, struct frame_info *this_frame)
 
static struct tic6x_unwind_cachetic6x_frame_unwind_cache (struct frame_info *this_frame, void **this_prologue_cache)
 
static void tic6x_frame_this_id (struct frame_info *this_frame, void **this_cache, struct frame_id *this_id)
 
static struct valuetic6x_frame_prev_register (struct frame_info *this_frame, void **this_cache, int regnum)
 
static CORE_ADDR tic6x_frame_base_address (struct frame_info *this_frame, void **this_cache)
 
static struct tic6x_unwind_cachetic6x_make_stub_cache (struct frame_info *this_frame)
 
static void tic6x_stub_this_id (struct frame_info *this_frame, void **this_cache, struct frame_id *this_id)
 
static int tic6x_stub_unwind_sniffer (const struct frame_unwind *self, struct frame_info *this_frame, void **this_prologue_cache)
 
static int tic6x_condition_true (struct frame_info *frame, unsigned long inst)
 
static int tic6x_extract_signed_field (int value, int low_bit, int bits)
 
static CORE_ADDR tic6x_get_next_pc (struct frame_info *frame, CORE_ADDR pc)
 
static int tic6x_software_single_step (struct frame_info *frame)
 
static CORE_ADDR tic6x_frame_align (struct gdbarch *gdbarch, CORE_ADDR addr)
 
static void tic6x_extract_return_value (struct type *valtype, struct regcache *regcache, enum bfd_endian byte_order, gdb_byte *valbuf)
 
static void tic6x_store_return_value (struct type *valtype, struct regcache *regcache, enum bfd_endian byte_order, const gdb_byte *valbuf)
 
static enum return_value_convention tic6x_return_value (struct gdbarch *gdbarch, struct value *function, struct type *type, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf)
 
static struct frame_id tic6x_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
 
static int tic6x_arg_type_alignment (struct type *type)
 
static CORE_ADDR tic6x_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 tic6x_stack_frame_destroyed_p (struct gdbarch *gdbarch, CORE_ADDR pc)
 
static int tic6x_get_longjmp_target (struct frame_info *frame, CORE_ADDR *pc)
 
static int tic6x_return_in_first_hidden_param_p (struct gdbarch *gdbarch, struct type *type)
 
static struct gdbarchtic6x_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
 
void _initialize_tic6x_tdep (void)
 

Variables

const gdb_byte tic6x_bkpt_illegal_opcode_be [] = { 0x56, 0x45, 0x43, 0x14 }
 
const gdb_byte tic6x_bkpt_illegal_opcode_le [] = { 0x14, 0x43, 0x45, 0x56 }
 
static const char *const tic6x_register_names []
 
static const int arg_regs [] = { 4, 20, 6, 22, 8, 24, 10, 26, 12, 28 }
 
static const struct frame_unwind tic6x_frame_unwind
 
static const struct frame_base tic6x_frame_base
 
static const struct frame_unwind tic6x_stub_unwind
 
initialize_file_ftype _initialize_tic6x_tdep
 

Macro Definition Documentation

#define INST_S_BIT (   INST)    ((INST >> 1) & 1)
#define INST_X_BIT (   INST)    ((INST >> 12) & 1)

Definition at line 60 of file tic6x-tdep.c.

Referenced by tic6x_get_next_pc(), and tic6x_stack_frame_destroyed_p().

#define TIC6X_FETCH_PACKET_SIZE   32

Definition at line 57 of file tic6x-tdep.c.

Referenced by tic6x_get_next_pc().

#define TIC6X_OPCODE_SIZE   4

Definition at line 56 of file tic6x-tdep.c.

Referenced by tic6x_fetch_instruction(), and tic6x_get_next_pc().

Function Documentation

void _initialize_tic6x_tdep ( void  )
static CORE_ADDR tic6x_analyze_prologue ( struct gdbarch gdbarch,
const CORE_ADDR  start_pc,
const CORE_ADDR  current_pc,
struct tic6x_unwind_cache cache,
struct frame_info this_frame 
)
static
static int tic6x_arg_type_alignment ( struct type type)
static
static const gdb_byte* tic6x_breakpoint_from_pc ( struct gdbarch gdbarch,
CORE_ADDR bp_addr,
int bp_size 
)
static
static int tic6x_condition_true ( struct frame_info frame,
unsigned long  inst 
)
static

Definition at line 561 of file tic6x-tdep.c.

References get_frame_register_signed().

Referenced by tic6x_get_next_pc().

static struct frame_id tic6x_dummy_id ( struct gdbarch gdbarch,
struct frame_info this_frame 
)
static
static void tic6x_dwarf2_frame_init_reg ( struct gdbarch gdbarch,
int  regnum,
struct dwarf2_frame_state_reg reg,
struct frame_info this_frame 
)
static
static void tic6x_extract_return_value ( struct type valtype,
struct regcache regcache,
enum bfd_endian  byte_order,
gdb_byte valbuf 
)
static
static int tic6x_extract_signed_field ( int  value,
int  low_bit,
int  bits 
)
static

Definition at line 590 of file tic6x-tdep.c.

References bits.

Referenced by tic6x_get_next_pc().

static unsigned long tic6x_fetch_instruction ( struct gdbarch gdbarch,
CORE_ADDR  pc 
)
static
static CORE_ADDR tic6x_frame_align ( struct gdbarch gdbarch,
CORE_ADDR  addr 
)
static

Definition at line 712 of file tic6x-tdep.c.

References align_down().

Referenced by tic6x_gdbarch_init().

static CORE_ADDR tic6x_frame_base_address ( struct frame_info this_frame,
void **  this_cache 
)
static

Definition at line 469 of file tic6x-tdep.c.

References tic6x_unwind_cache::base, and tic6x_frame_unwind_cache().

static struct value* tic6x_frame_prev_register ( struct frame_info this_frame,
void **  this_cache,
int  regnum 
)
static
static void tic6x_frame_this_id ( struct frame_info this_frame,
void **  this_cache,
struct frame_id this_id 
)
static
static struct tic6x_unwind_cache* tic6x_frame_unwind_cache ( struct frame_info this_frame,
void **  this_prologue_cache 
)
static
static struct gdbarch* tic6x_gdbarch_init ( struct gdbarch_info  info,
struct gdbarch_list arches 
)
static

Definition at line 1178 of file tic6x-tdep.c.

References gdbarch_tdep::breakpoint, core_addr_lessthan(), dwarf2_append_unwinders(), dwarf2_frame_set_init_reg(), floatformats_ieee_double, floatformats_ieee_single, frame_base_set_default(), frame_unwind_append_unwinder(), gdbarch_list::gdbarch, gdbarch_alloc(), gdbarch_init_osabi(), gdbarch_list_lookup_by_info(), gdbarch_tdep(), gdbarch_tdep::has_gp, gdbarch_list::next, set_gdbarch_addr_bit(), set_gdbarch_breakpoint_from_pc(), set_gdbarch_double_bit(), set_gdbarch_double_format(), set_gdbarch_dummy_id(), set_gdbarch_float_bit(), set_gdbarch_float_format(), set_gdbarch_frame_align(), set_gdbarch_get_longjmp_target(), set_gdbarch_inner_than(), set_gdbarch_int_bit(), set_gdbarch_long_bit(), set_gdbarch_long_long_bit(), set_gdbarch_num_regs(), set_gdbarch_pc_regnum(), set_gdbarch_print_insn(), set_gdbarch_ptr_bit(), set_gdbarch_push_dummy_call(), set_gdbarch_register_name(), set_gdbarch_register_type(), set_gdbarch_return_in_first_hidden_param_p(), set_gdbarch_return_value(), set_gdbarch_short_bit(), set_gdbarch_skip_prologue(), set_gdbarch_software_single_step(), set_gdbarch_sp_regnum(), set_gdbarch_stack_frame_destroyed_p(), set_gdbarch_unwind_pc(), set_gdbarch_unwind_sp(), gdbarch_info::target_desc, tdesc_data, tdesc_data_alloc(), tdesc_data_cleanup(), tdesc_find_feature(), tdesc_has_registers(), tdesc_numbered_register(), tdesc_use_registers(), tic6x_breakpoint_from_pc(), TIC6X_CSR_REGNUM, tic6x_dummy_id(), tic6x_dwarf2_frame_init_reg(), tic6x_frame_align(), tic6x_get_longjmp_target(), TIC6X_NUM_REGS, TIC6X_PC_REGNUM, tic6x_print_insn(), tic6x_push_dummy_call(), tic6x_register_name(), tic6x_register_names, tic6x_register_type(), tic6x_return_in_first_hidden_param_p(), tic6x_return_value(), tic6x_skip_prologue(), tic6x_software_single_step(), TIC6X_SP_REGNUM, tic6x_stack_frame_destroyed_p(), tic6x_unwind_pc(), tic6x_unwind_sp(), and xcalloc().

Referenced by _initialize_tic6x_tdep().

static int tic6x_get_longjmp_target ( struct frame_info frame,
CORE_ADDR pc 
)
static
static CORE_ADDR tic6x_get_next_pc ( struct frame_info frame,
CORE_ADDR  pc 
)
static
static struct tic6x_unwind_cache* tic6x_make_stub_cache ( struct frame_info this_frame)
static
static int tic6x_print_insn ( bfd_vma  memaddr,
disassemble_info *  info 
)
static

Definition at line 347 of file tic6x-tdep.c.

Referenced by tic6x_gdbarch_init().

static CORE_ADDR tic6x_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 const char* tic6x_register_name ( struct gdbarch gdbarch,
int  regno 
)
static
static int tic6x_register_number ( int  reg,
int  side,
int  crosspath 
)
static
static struct type* tic6x_register_type ( struct gdbarch gdbarch,
int  regno 
)
static
static int tic6x_return_in_first_hidden_param_p ( struct gdbarch gdbarch,
struct type type 
)
static

Definition at line 1171 of file tic6x-tdep.c.

Referenced by tic6x_gdbarch_init().

static enum return_value_convention tic6x_return_value ( struct gdbarch gdbarch,
struct value function,
struct type type,
struct regcache regcache,
gdb_byte readbuf,
const gdb_byte writebuf 
)
static
static void tic6x_setup_default ( struct tic6x_unwind_cache cache)
static
static CORE_ADDR tic6x_skip_prologue ( struct gdbarch gdbarch,
CORE_ADDR  start_pc 
)
static
static int tic6x_software_single_step ( struct frame_info frame)
static
static int tic6x_stack_frame_destroyed_p ( struct gdbarch gdbarch,
CORE_ADDR  pc 
)
static
static void tic6x_store_return_value ( struct type valtype,
struct regcache regcache,
enum bfd_endian  byte_order,
const gdb_byte valbuf 
)
static
static void tic6x_stub_this_id ( struct frame_info this_frame,
void **  this_cache,
struct frame_id this_id 
)
static
static int tic6x_stub_unwind_sniffer ( const struct frame_unwind self,
struct frame_info this_frame,
void **  this_prologue_cache 
)
static

Definition at line 525 of file tic6x-tdep.c.

References get_frame_address_in_block(), and in_plt_section().

static CORE_ADDR tic6x_unwind_pc ( struct gdbarch gdbarch,
struct frame_info next_frame 
)
static

Definition at line 380 of file tic6x-tdep.c.

References extract_typed_address(), frame_unwind_register(), and TIC6X_PC_REGNUM.

Referenced by tic6x_gdbarch_init().

static CORE_ADDR tic6x_unwind_sp ( struct gdbarch gdbarch,
struct frame_info this_frame 
)
static

Definition at line 391 of file tic6x-tdep.c.

References frame_unwind_register_unsigned(), and TIC6X_SP_REGNUM.

Referenced by tic6x_gdbarch_init().

Variable Documentation

initialize_file_ftype _initialize_tic6x_tdep
const int arg_regs[] = { 4, 20, 6, 22, 8, 24, 10, 26, 12, 28 }
static

Definition at line 102 of file tic6x-tdep.c.

Referenced by tic6x_push_dummy_call().

const gdb_byte tic6x_bkpt_illegal_opcode_be[] = { 0x56, 0x45, 0x43, 0x14 }

Definition at line 62 of file tic6x-tdep.c.

Referenced by tic6x_breakpoint_from_pc(), and tic6x_uclinux_init_abi().

const gdb_byte tic6x_bkpt_illegal_opcode_le[] = { 0x14, 0x43, 0x45, 0x56 }

Definition at line 63 of file tic6x-tdep.c.

Referenced by tic6x_breakpoint_from_pc(), and tic6x_uclinux_init_abi().

const struct frame_base tic6x_frame_base
static
Initial value:
=
{
tic6x_frame_base_address
}
static const struct frame_unwind tic6x_frame_unwind
Definition: tic6x-tdep.c:476
static CORE_ADDR tic6x_frame_base_address(struct frame_info *this_frame, void **this_cache)
Definition: tic6x-tdep.c:469

Definition at line 486 of file tic6x-tdep.c.

const struct frame_unwind tic6x_frame_unwind
static
Initial value:
=
{
NULL,
}
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 tic6x_frame_this_id(struct frame_info *this_frame, void **this_cache, struct frame_id *this_id)
Definition: tic6x-tdep.c:428
enum unwind_stop_reason default_frame_unwind_stop_reason(struct frame_info *this_frame, void **this_cache)
Definition: frame-unwind.c:180
static struct value * tic6x_frame_prev_register(struct frame_info *this_frame, void **this_cache, int regnum)
Definition: tic6x-tdep.c:442

Definition at line 476 of file tic6x-tdep.c.

const char* const tic6x_register_names[]
static
Initial value:
=
{
"A0", "A1", "A2", "A3",
"A4", "A5", "A6", "A7",
"A8", "A9", "A10", "A11",
"A12", "A13", "A14", "A15",
"B0", "B1", "B2", "B3",
"B4", "B5", "B6", "B7",
"B8", "B9", "B10", "B11",
"B12", "B13", "B14", "B15",
"CSR", "PC",
}

Definition at line 87 of file tic6x-tdep.c.

Referenced by tic6x_gdbarch_init(), and tic6x_register_name().

const struct frame_unwind tic6x_stub_unwind
static
Initial value:
=
{
NULL,
}
static int tic6x_stub_unwind_sniffer(const struct frame_unwind *self, struct frame_info *this_frame, void **this_prologue_cache)
Definition: tic6x-tdep.c:525
static void tic6x_stub_this_id(struct frame_info *this_frame, void **this_cache, struct frame_id *this_id)
Definition: tic6x-tdep.c:512
enum unwind_stop_reason default_frame_unwind_stop_reason(struct frame_info *this_frame, void **this_cache)
Definition: frame-unwind.c:180
static struct value * tic6x_frame_prev_register(struct frame_info *this_frame, void **this_cache, int regnum)
Definition: tic6x-tdep.c:442

Definition at line 538 of file tic6x-tdep.c.