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/home/stan/gdb/src/gdb/msp430-tdep.c File Reference
#include "defs.h"
#include "arch-utils.h"
#include "prologue-value.h"
#include "target.h"
#include "regcache.h"
#include "dis-asm.h"
#include "gdbtypes.h"
#include "frame.h"
#include "frame-unwind.h"
#include "frame-base.h"
#include "value.h"
#include "gdbcore.h"
#include "dwarf2-frame.h"
#include "reggroups.h"
#include "elf/msp430.h"
#include "opcode/msp430-decode.h"
#include "elf-bfd.h"

Go to the source code of this file.

Classes

struct  gdbarch_tdep
struct  msp430_prologue
struct  msp430_get_opcode_byte_handle

Enumerations

enum  {
  MSP430_PC_RAW_REGNUM, MSP430_SP_RAW_REGNUM, MSP430_SR_RAW_REGNUM, MSP430_CG_RAW_REGNUM,
  MSP430_R4_RAW_REGNUM, MSP430_R5_RAW_REGNUM, MSP430_R6_RAW_REGNUM, MSP430_R7_RAW_REGNUM,
  MSP430_R8_RAW_REGNUM, MSP430_R9_RAW_REGNUM, MSP430_R10_RAW_REGNUM, MSP430_R11_RAW_REGNUM,
  MSP430_R12_RAW_REGNUM, MSP430_R13_RAW_REGNUM, MSP430_R14_RAW_REGNUM, MSP430_R15_RAW_REGNUM,
  MSP430_NUM_REGS, MSP430_PC_REGNUM = MSP430_NUM_REGS, MSP430_SP_REGNUM, MSP430_SR_REGNUM,
  MSP430_CG_REGNUM, MSP430_R4_REGNUM, MSP430_R5_REGNUM, MSP430_R6_REGNUM,
  MSP430_R7_REGNUM, MSP430_R8_REGNUM, MSP430_R9_REGNUM, MSP430_R10_REGNUM,
  MSP430_R11_REGNUM, MSP430_R12_REGNUM, MSP430_R13_REGNUM, MSP430_R14_REGNUM,
  MSP430_R15_REGNUM, MSP430_NUM_TOTAL_REGS, MSP430_NUM_PSEUDO_REGS = MSP430_NUM_TOTAL_REGS - MSP430_NUM_REGS
}
enum  { MSP_ISA_MSP430, MSP_ISA_MSP430X }
enum  { MSP_SMALL_CODE_MODEL, MSP_LARGE_CODE_MODEL }

Functions

static struct typemsp430_register_type (struct gdbarch *gdbarch, int reg_nr)
static struct typemsp430x_register_type (struct gdbarch *gdbarch, int reg_nr)
static const char * msp430_register_name (struct gdbarch *gdbarch, int regnr)
static int msp430_register_reggroup_p (struct gdbarch *gdbarch, int regnum, struct reggroup *group)
static enum register_status msp430_pseudo_register_read (struct gdbarch *gdbarch, struct regcache *regcache, int regnum, gdb_byte *buffer)
static void msp430_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache, int regnum, const gdb_byte *buffer)
static int msp430_register_sim_regno (struct gdbarch *gdbarch, int regnum)
static const gdb_bytemsp430_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr)
static int msp430_get_opcode_byte (void *handle)
static void check_for_saved (void *result_untyped, pv_t addr, CORE_ADDR size, pv_t value)
static void msp430_analyze_prologue (struct gdbarch *gdbarch, CORE_ADDR start_pc, CORE_ADDR limit_pc, struct msp430_prologue *result)
static CORE_ADDR msp430_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
static CORE_ADDR msp430_unwind_pc (struct gdbarch *arch, struct frame_info *next_frame)
static CORE_ADDR msp430_unwind_sp (struct gdbarch *arch, struct frame_info *next_frame)
static struct msp430_prologuemsp430_analyze_frame_prologue (struct frame_info *this_frame, void **this_prologue_cache)
static CORE_ADDR msp430_frame_base (struct frame_info *this_frame, void **this_prologue_cache)
static void msp430_this_id (struct frame_info *this_frame, void **this_prologue_cache, struct frame_id *this_id)
static struct valuemsp430_prev_register (struct frame_info *this_frame, void **this_prologue_cache, int regnum)
static int msp430_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, int reg)
static enum return_value_convention msp430_return_value (struct gdbarch *gdbarch, struct value *function, struct type *valtype, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf)
static CORE_ADDR msp430_frame_align (struct gdbarch *gdbarch, CORE_ADDR sp)
static struct frame_id msp430_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
static CORE_ADDR msp430_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 msp430_in_return_stub (struct gdbarch *gdbarch, CORE_ADDR pc, const char *name)
static CORE_ADDR msp430_skip_trampoline_code (struct frame_info *frame, CORE_ADDR pc)
static struct gdbarchmsp430_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
void _initialize_msp430_tdep (void)

Variables

static struct frame_unwind msp430_unwind
static const char msp430_epilog_name_prefix [] = "__mspabi_func_epilog_"
initialize_file_ftype _initialize_msp430_tdep

Enumeration Type Documentation

anonymous enum
Enumerator:
MSP430_PC_RAW_REGNUM 
MSP430_SP_RAW_REGNUM 
MSP430_SR_RAW_REGNUM 
MSP430_CG_RAW_REGNUM 
MSP430_R4_RAW_REGNUM 
MSP430_R5_RAW_REGNUM 
MSP430_R6_RAW_REGNUM 
MSP430_R7_RAW_REGNUM 
MSP430_R8_RAW_REGNUM 
MSP430_R9_RAW_REGNUM 
MSP430_R10_RAW_REGNUM 
MSP430_R11_RAW_REGNUM 
MSP430_R12_RAW_REGNUM 
MSP430_R13_RAW_REGNUM 
MSP430_R14_RAW_REGNUM 
MSP430_R15_RAW_REGNUM 
MSP430_NUM_REGS 
MSP430_PC_REGNUM 
MSP430_SP_REGNUM 
MSP430_SR_REGNUM 
MSP430_CG_REGNUM 
MSP430_R4_REGNUM 
MSP430_R5_REGNUM 
MSP430_R6_REGNUM 
MSP430_R7_REGNUM 
MSP430_R8_REGNUM 
MSP430_R9_REGNUM 
MSP430_R10_REGNUM 
MSP430_R11_REGNUM 
MSP430_R12_REGNUM 
MSP430_R13_REGNUM 
MSP430_R14_REGNUM 
MSP430_R15_REGNUM 
MSP430_NUM_TOTAL_REGS 
MSP430_NUM_PSEUDO_REGS 

Definition at line 44 of file msp430-tdep.c.

anonymous enum
Enumerator:
MSP_ISA_MSP430 
MSP_ISA_MSP430X 

Definition at line 86 of file msp430-tdep.c.

anonymous enum
Enumerator:
MSP_SMALL_CODE_MODEL 
MSP_LARGE_CODE_MODEL 

Definition at line 95 of file msp430-tdep.c.


Function Documentation

void _initialize_msp430_tdep ( void  )
static void check_for_saved ( void *  result_untyped,
pv_t  addr,
CORE_ADDR  size,
pv_t  value 
) [static]
static struct msp430_prologue* msp430_analyze_frame_prologue ( struct frame_info this_frame,
void **  this_prologue_cache 
) [static, read]
static void msp430_analyze_prologue ( struct gdbarch gdbarch,
CORE_ADDR  start_pc,
CORE_ADDR  limit_pc,
struct msp430_prologue result 
) [static]
static const gdb_byte* msp430_breakpoint_from_pc ( struct gdbarch gdbarch,
CORE_ADDR pcptr,
int lenptr 
) [static]

Definition at line 284 of file msp430-tdep.c.

Referenced by msp430_gdbarch_init().

static struct frame_id msp430_dummy_id ( struct gdbarch gdbarch,
struct frame_info this_frame 
) [static, read]
static int msp430_dwarf2_reg_to_regnum ( struct gdbarch gdbarch,
int  reg 
) [static]

Definition at line 582 of file msp430-tdep.c.

References _, MSP430_NUM_REGS, and warning().

Referenced by msp430_gdbarch_init().

static CORE_ADDR msp430_frame_align ( struct gdbarch gdbarch,
CORE_ADDR  sp 
) [static]

Definition at line 666 of file msp430-tdep.c.

References align_down().

Referenced by msp430_gdbarch_init().

static CORE_ADDR msp430_frame_base ( struct frame_info this_frame,
void **  this_prologue_cache 
) [static]
static struct gdbarch* msp430_gdbarch_init ( struct gdbarch_info  info,
struct gdbarch_list arches 
) [static, read]

Definition at line 871 of file msp430-tdep.c.

References _, gdbarch_info::abfd, gdbarch_tdep::code_model, core_addr_lessthan(), dwarf2_append_unwinders(), gdbarch_tdep::elf_flags, error(), floatformats_ieee_double, floatformats_ieee_single, frame_unwind_append_unwinder(), gdbarch_list::gdbarch, gdbarch_alloc(), gdbarch_bfd_arch_info(), gdbarch_list_lookup_by_info(), gdbarch_tdep(), get_current_arch(), internal_error(), gdbarch_tdep::isa, msp430_breakpoint_from_pc(), msp430_dummy_id(), msp430_dwarf2_reg_to_regnum(), msp430_frame_align(), msp430_in_return_stub(), MSP430_NUM_PSEUDO_REGS, MSP430_NUM_REGS, MSP430_PC_REGNUM, msp430_pseudo_register_read(), msp430_pseudo_register_write(), msp430_push_dummy_call(), msp430_register_name(), msp430_register_reggroup_p(), msp430_register_sim_regno(), msp430_register_type(), msp430_return_value(), msp430_skip_prologue(), msp430_skip_trampoline_code(), MSP430_SP_REGNUM, msp430_unwind_pc(), msp430_unwind_sp(), msp430x_register_type(), MSP_ISA_MSP430, MSP_ISA_MSP430X, MSP_LARGE_CODE_MODEL, MSP_SMALL_CODE_MODEL, gdbarch_list::next, set_gdbarch_addr_bit(), set_gdbarch_breakpoint_from_pc(), set_gdbarch_char_signed(), set_gdbarch_decr_pc_after_break(), set_gdbarch_double_bit(), set_gdbarch_double_format(), set_gdbarch_dummy_id(), set_gdbarch_dwarf2_addr_size(), set_gdbarch_dwarf2_reg_to_regnum(), set_gdbarch_float_bit(), set_gdbarch_float_format(), set_gdbarch_frame_align(), set_gdbarch_in_solib_return_trampoline(), set_gdbarch_inner_than(), set_gdbarch_int_bit(), 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_print_insn(), set_gdbarch_pseudo_register_read(), set_gdbarch_pseudo_register_write(), set_gdbarch_ptr_bit(), set_gdbarch_push_dummy_call(), set_gdbarch_register_name(), set_gdbarch_register_reggroup_p(), set_gdbarch_register_sim_regno(), set_gdbarch_register_type(), set_gdbarch_return_value(), set_gdbarch_short_bit(), set_gdbarch_skip_prologue(), set_gdbarch_skip_trampoline_code(), set_gdbarch_sp_regnum(), set_gdbarch_unwind_pc(), set_gdbarch_unwind_sp(), set_gdbarch_vbit_in_delta(), and xmalloc().

Referenced by _initialize_msp430_tdep().

static int msp430_get_opcode_byte ( void *  handle) [static]
static int msp430_in_return_stub ( struct gdbarch gdbarch,
CORE_ADDR  pc,
const char *  name 
) [static]

Definition at line 833 of file msp430-tdep.c.

References msp430_epilog_name_prefix.

Referenced by msp430_gdbarch_init(), and msp430_skip_trampoline_code().

static struct value* msp430_prev_register ( struct frame_info this_frame,
void **  this_prologue_cache,
int  regnum 
) [static, read]
static enum register_status msp430_pseudo_register_read ( struct gdbarch gdbarch,
struct regcache regcache,
int  regnum,
gdb_byte buffer 
) [static]
static void msp430_pseudo_register_write ( struct gdbarch gdbarch,
struct regcache regcache,
int  regnum,
const gdb_byte buffer 
) [static]
static CORE_ADDR msp430_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* msp430_register_name ( struct gdbarch gdbarch,
int  regnr 
) [static]

Definition at line 187 of file msp430-tdep.c.

Referenced by msp430_gdbarch_init().

static int msp430_register_reggroup_p ( struct gdbarch gdbarch,
int  regnum,
struct reggroup group 
) [static]
static int msp430_register_sim_regno ( struct gdbarch gdbarch,
int  regnum 
) [static]

Definition at line 271 of file msp430-tdep.c.

References gdb_assert, MSP430_NUM_REGS, and regnum.

Referenced by msp430_gdbarch_init().

static struct type* msp430_register_type ( struct gdbarch gdbarch,
int  reg_nr 
) [static, read]
static enum return_value_convention msp430_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 msp430_skip_prologue ( struct gdbarch gdbarch,
CORE_ADDR  pc 
) [static]
static CORE_ADDR msp430_skip_trampoline_code ( struct frame_info frame,
CORE_ADDR  pc 
) [static]
static void msp430_this_id ( struct frame_info this_frame,
void **  this_prologue_cache,
struct frame_id this_id 
) [static]

Definition at line 526 of file msp430-tdep.c.

References frame_id_build(), get_frame_func(), and msp430_frame_base().

static CORE_ADDR msp430_unwind_pc ( struct gdbarch arch,
struct frame_info next_frame 
) [static]

Definition at line 468 of file msp430-tdep.c.

References frame_unwind_register_unsigned(), and MSP430_PC_REGNUM.

Referenced by msp430_gdbarch_init().

static CORE_ADDR msp430_unwind_sp ( struct gdbarch arch,
struct frame_info next_frame 
) [static]

Definition at line 476 of file msp430-tdep.c.

References frame_unwind_register_unsigned(), and MSP430_SP_REGNUM.

Referenced by msp430_gdbarch_init().

static struct type* msp430x_register_type ( struct gdbarch gdbarch,
int  reg_nr 
) [static, read]

Variable Documentation

const char msp430_epilog_name_prefix[] = "__mspabi_func_epilog_" [static]

Definition at line 828 of file msp430-tdep.c.

Referenced by msp430_in_return_stub(), and msp430_skip_trampoline_code().

struct frame_unwind msp430_unwind [static]
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