/tmp/gdb-8.1/gdb/amd64-windows-tdep.c File Reference

#include "defs.h"
#include "osabi.h"
#include "amd64-tdep.h"
#include "x86-xstate.h"
#include "gdbtypes.h"
#include "gdbcore.h"
#include "regcache.h"
#include "windows-tdep.h"
#include "frame.h"
#include "objfiles.h"
#include "frame-unwind.h"
#include "coff/internal.h"
#include "coff/i386.h"
#include "coff/pe.h"
#include "libcoff.h"
#include "value.h"
#include <algorithm>

Go to the source code of this file.

Classes
struct	amd64_windows_frame_cache

Functions
static int	amd64_windows_passed_by_integer_register (struct type *type)
static int	amd64_windows_passed_by_xmm_register (struct type *type)
static int	amd64_windows_passed_by_pointer (struct type *type)
static CORE_ADDR	amd64_windows_adjust_args_passed_by_pointer (struct value **args, int nargs, CORE_ADDR sp)
static void	amd64_windows_store_arg_in_reg (struct regcache *regcache, struct value *arg, int regno)
static CORE_ADDR	amd64_windows_push_arguments (struct regcache *regcache, int nargs, struct value **args, CORE_ADDR sp, int struct_return)
static CORE_ADDR	amd64_windows_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 enum return_value_convention	amd64_windows_return_value (struct gdbarch *gdbarch, struct value *function, struct type *type, struct regcache *regcache, gdb_byte *readbuf, const gdb_byte *writebuf)
static CORE_ADDR	amd64_skip_main_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
static int	pc_in_range (CORE_ADDR pc, const struct amd64_windows_frame_cache *cache)
static int	amd64_windows_frame_decode_epilogue (struct frame_info *this_frame, struct amd64_windows_frame_cache *cache)
static void	amd64_windows_frame_decode_insns (struct frame_info *this_frame, struct amd64_windows_frame_cache *cache, CORE_ADDR unwind_info)
static int	amd64_windows_find_unwind_info (struct gdbarch *gdbarch, CORE_ADDR pc, CORE_ADDR *unwind_info, CORE_ADDR *image_base, CORE_ADDR *start_rva, CORE_ADDR *end_rva)
static struct amd64_windows_frame_cache *	amd64_windows_frame_cache (struct frame_info *this_frame, void **this_cache)
static struct value *	amd64_windows_frame_prev_register (struct frame_info *this_frame, void **this_cache, int regnum)
static void	amd64_windows_frame_this_id (struct frame_info *this_frame, void **this_cache, struct frame_id *this_id)
static CORE_ADDR	amd64_windows_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
static CORE_ADDR	amd64_windows_skip_trampoline_code (struct frame_info *frame, CORE_ADDR pc)
static const char *	amd64_windows_auto_wide_charset (void)
static void	amd64_windows_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
void	_initialize_amd64_windows_tdep (void)

Variables
static int	amd64_windows_dummy_call_integer_regs []
static enum amd64_regnum	amd64_windows_w2gdb_regnum []
static const struct frame_unwind	amd64_windows_frame_unwind

Function Documentation

_initialize_amd64_windows_tdep()

void _initialize_amd64_windows_tdep

(

void

)

Definition at line 1249 of file amd64-windows-tdep.c.

References amd64_windows_init_abi(), GDB_OSABI_CYGWIN, and gdbarch_register_osabi().

amd64_skip_main_prologue()

static CORE_ADDR amd64_skip_main_prologue ( struct gdbarch *  gdbarch, CORE_ADDR  pc  )

static

Definition at line 343 of file amd64-windows-tdep.c.

References extract_signed_integer(), gdbarch_byte_order(), lookup_minimal_symbol_by_pc(), bound_minimal_symbol::minsym, MSYMBOL_LINKAGE_NAME, and target_read_memory().

Referenced by amd64_windows_init_abi().

amd64_windows_adjust_args_passed_by_pointer()

static CORE_ADDR amd64_windows_adjust_args_passed_by_pointer ( struct value **  args, int  nargs, CORE_ADDR  sp  )

static

Definition at line 107 of file amd64-windows-tdep.c.

References amd64_windows_passed_by_pointer(), TYPE_LENGTH, value_addr(), value_contents(), value_from_contents_and_address(), value_type(), and write_memory().

Referenced by amd64_windows_push_arguments().

amd64_windows_auto_wide_charset()

static const char* amd64_windows_auto_wide_charset ( void  )

static

Definition at line 1207 of file amd64-windows-tdep.c.

Referenced by amd64_windows_init_abi().

amd64_windows_find_unwind_info()

static int amd64_windows_find_unwind_info ( struct gdbarch *  gdbarch, CORE_ADDR  pc, CORE_ADDR *  unwind_info, CORE_ADDR *  image_base, CORE_ADDR *  start_rva, CORE_ADDR *  end_rva  )

static

Definition at line 934 of file amd64-windows-tdep.c.

References ANOFFSET, extract_unsigned_integer(), find_pc_section(), fprintf_unfiltered(), frame_debug, gdb_stdlog, gdbarch_byte_order(), objfile::obfd, obj_section::objfile, objfile::objfile(), paddress(), SECT_OFF_TEXT, objfile::section_offsets, and target_read_memory().

Referenced by amd64_windows_frame_cache(), and amd64_windows_skip_prologue().

amd64_windows_frame_cache()

static struct amd64_windows_frame_cache* amd64_windows_frame_cache ( struct frame_info *  this_frame, void **  this_cache  )

static

Definition at line 1012 of file amd64-windows-tdep.c.

References AMD64_RSP_REGNUM, amd64_windows_find_unwind_info(), amd64_windows_frame_decode_insns(), gdbarch::byte_order, amd64_windows_frame_cache::end_rva, extract_unsigned_integer(), FRAME_OBSTACK_ZALLOC, gdbarch_byte_order(), get_frame_arch(), get_frame_pc(), get_frame_register(), amd64_windows_frame_cache::image_base, amd64_windows_frame_cache::pc, amd64_windows_frame_cache::prev_rip_addr, amd64_windows_frame_cache::prev_sp, amd64_windows_frame_cache::sp, and amd64_windows_frame_cache::start_rva.

Referenced by amd64_windows_frame_prev_register(), and amd64_windows_frame_this_id().

amd64_windows_frame_decode_epilogue()

static int amd64_windows_frame_decode_epilogue ( struct frame_info *  this_frame, struct amd64_windows_frame_cache *  cache  )

static

Definition at line 438 of file amd64-windows-tdep.c.

References amd64_windows_w2gdb_regnum, gdbarch::byte_order, extract_signed_integer(), extract_unsigned_integer(), gdbarch_byte_order(), get_frame_arch(), amd64_windows_frame_cache::pc, pc_in_range(), amd64_windows_frame_cache::prev_reg_addr, amd64_windows_frame_cache::prev_rip_addr, amd64_windows_frame_cache::prev_sp, QUIT, amd64_windows_frame_cache::sp, and target_read_memory().

Referenced by amd64_windows_frame_decode_insns().

amd64_windows_frame_decode_insns()

static void amd64_windows_frame_decode_insns ( struct frame_info *  this_frame, struct amd64_windows_frame_cache *  cache, CORE_ADDR  unwind_info  )

static

Definition at line 618 of file amd64-windows-tdep.c.

References amd64_windows_frame_decode_epilogue(), amd64_windows_w2gdb_regnum, gdbarch::byte_order, amd64_windows_frame_cache::end_rva, extract_unsigned_integer(), fprintf_unfiltered(), frame_debug, gdb_stdlog, gdbarch_byte_order(), gdbarch_register_name(), get_frame_arch(), get_frame_register(), amd64_windows_frame_cache::image_base, memset(), paddress(), amd64_windows_frame_cache::pc, amd64_windows_frame_cache::prev_reg_addr, amd64_windows_frame_cache::prev_rip_addr, amd64_windows_frame_cache::prev_rsp_addr, amd64_windows_frame_cache::prev_sp, amd64_windows_frame_cache::prev_xmm_addr, QUIT, amd64_windows_frame_cache::sp, amd64_windows_frame_cache::start_rva, and target_read_memory().

Referenced by amd64_windows_frame_cache().

amd64_windows_frame_prev_register()

static struct value* amd64_windows_frame_prev_register ( struct frame_info *  this_frame, void **  this_cache, int  regnum  )

static

Definition at line 1057 of file amd64-windows-tdep.c.

References AMD64_R15_REGNUM, AMD64_RAX_REGNUM, AMD64_RIP_REGNUM, AMD64_RSP_REGNUM, amd64_windows_frame_cache(), AMD64_XMM0_REGNUM, fprintf_unfiltered(), frame_debug, frame_unwind_got_constant(), frame_unwind_got_memory(), frame_unwind_got_register(), gdb_stdlog, gdbarch_register_name(), get_frame_arch(), paddress(), amd64_windows_frame_cache::prev_reg_addr, amd64_windows_frame_cache::prev_rip_addr, amd64_windows_frame_cache::prev_rsp_addr, amd64_windows_frame_cache::prev_sp, amd64_windows_frame_cache::prev_xmm_addr, and regnum.

amd64_windows_frame_this_id()

static void amd64_windows_frame_this_id ( struct frame_info *  this_frame, void **  this_cache, struct frame_id *  this_id  )

static

Definition at line 1105 of file amd64-windows-tdep.c.

References amd64_windows_frame_cache(), frame_id_build(), amd64_windows_frame_cache::image_base, amd64_windows_frame_cache::prev_sp, and amd64_windows_frame_cache::start_rva.

amd64_windows_init_abi()

static void amd64_windows_init_abi ( struct gdbarch_info  info, struct gdbarch *  gdbarch  )

static

Definition at line 1213 of file amd64-windows-tdep.c.

References amd64_init_abi(), amd64_skip_main_prologue(), amd64_target_description(), amd64_windows_auto_wide_charset(), amd64_windows_frame_unwind, amd64_windows_push_dummy_call(), amd64_windows_return_value(), amd64_windows_skip_prologue(), amd64_windows_skip_trampoline_code(), frame_unwind_append_unwinder(), set_gdbarch_auto_wide_charset(), set_gdbarch_long_bit(), set_gdbarch_push_dummy_call(), set_gdbarch_return_value(), set_gdbarch_skip_main_prologue(), set_gdbarch_skip_prologue(), set_gdbarch_skip_trampoline_code(), windows_init_abi(), and X86_XSTATE_SSE_MASK.

Referenced by _initialize_amd64_windows_tdep().

amd64_windows_passed_by_integer_register()

static int amd64_windows_passed_by_integer_register ( struct type *  type )

static

Definition at line 49 of file amd64-windows-tdep.c.

References TYPE_CODE, TYPE_CODE_BOOL, TYPE_CODE_CHAR, TYPE_CODE_ENUM, TYPE_CODE_INT, TYPE_CODE_PTR, TYPE_CODE_RANGE, TYPE_CODE_REF, TYPE_CODE_RVALUE_REF, TYPE_CODE_STRUCT, TYPE_CODE_UNION, and TYPE_LENGTH.

Referenced by amd64_windows_passed_by_pointer(), and amd64_windows_push_arguments().

amd64_windows_passed_by_pointer()

static int amd64_windows_passed_by_pointer ( struct type *  type )

static

Definition at line 88 of file amd64-windows-tdep.c.

References amd64_windows_passed_by_integer_register(), and amd64_windows_passed_by_xmm_register().

Referenced by amd64_windows_adjust_args_passed_by_pointer().

amd64_windows_passed_by_xmm_register()

static int amd64_windows_passed_by_xmm_register ( struct type *  type )

static

Definition at line 77 of file amd64-windows-tdep.c.

References TYPE_CODE, TYPE_CODE_DECFLOAT, TYPE_CODE_FLT, and TYPE_LENGTH.

Referenced by amd64_windows_passed_by_pointer(), and amd64_windows_push_arguments().

amd64_windows_push_arguments()

static CORE_ADDR amd64_windows_push_arguments ( struct regcache *  regcache, int  nargs, struct value **  args, CORE_ADDR  sp, int  struct_return  )

static

Definition at line 158 of file amd64-windows-tdep.c.

References amd64_windows_adjust_args_passed_by_pointer(), amd64_windows_dummy_call_integer_regs, amd64_windows_passed_by_integer_register(), amd64_windows_passed_by_xmm_register(), amd64_windows_store_arg_in_reg(), AMD64_XMM0_REGNUM, TYPE_LENGTH, value_contents(), value_type(), and write_memory().

Referenced by amd64_windows_push_dummy_call().

amd64_windows_push_dummy_call()

static CORE_ADDR amd64_windows_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

Definition at line 245 of file amd64-windows-tdep.c.

References AMD64_RBP_REGNUM, AMD64_RSP_REGNUM, amd64_windows_dummy_call_integer_regs, amd64_windows_push_arguments(), gdbarch_byte_order(), regcache_cooked_write(), store_unsigned_integer(), and write_memory().

Referenced by amd64_windows_init_abi().

amd64_windows_return_value()

static enum return_value_convention amd64_windows_return_value ( struct gdbarch *  gdbarch, struct value *  function, struct type *  type, struct regcache *  regcache, gdb_byte *  readbuf, const gdb_byte *  writebuf  )

static

Definition at line 290 of file amd64-windows-tdep.c.

References AMD64_RAX_REGNUM, AMD64_XMM0_REGNUM, read_memory(), regcache_raw_read_part(), regcache_raw_read_unsigned(), regcache_raw_write_part(), regnum, RETURN_VALUE_ABI_RETURNS_ADDRESS, RETURN_VALUE_REGISTER_CONVENTION, TYPE_CODE, TYPE_CODE_DECFLOAT, TYPE_CODE_FLT, and TYPE_LENGTH.

Referenced by amd64_windows_init_abi().

amd64_windows_skip_prologue()

static CORE_ADDR amd64_windows_skip_prologue ( struct gdbarch *  gdbarch, CORE_ADDR  pc  )

static

Definition at line 1130 of file amd64-windows-tdep.c.

References amd64_windows_find_unwind_info(), find_pc_partial_function(), skip_prologue_using_sal(), and target_read_memory().

Referenced by amd64_windows_init_abi().

amd64_windows_skip_trampoline_code()

static CORE_ADDR amd64_windows_skip_trampoline_code ( struct frame_info *  frame, CORE_ADDR  pc  )

static

Definition at line 1170 of file amd64-windows-tdep.c.

References gdbarch::byte_order, gdbarch_byte_order(), get_frame_arch(), lookup_minimal_symbol_by_pc(), bound_minimal_symbol::minsym, MSYMBOL_LINKAGE_NAME, offset, read_memory_unsigned_integer(), and startswith().

Referenced by amd64_windows_init_abi().

amd64_windows_store_arg_in_reg()

static void amd64_windows_store_arg_in_reg ( struct regcache *  regcache, struct value *  arg, int  regno  )

static

Definition at line 138 of file amd64-windows-tdep.c.

References gdb_assert, memset(), regcache_cooked_write(), TYPE_LENGTH, value_contents(), and value_type().

Referenced by amd64_windows_push_arguments().

pc_in_range()

static int pc_in_range ( CORE_ADDR  pc, const struct amd64_windows_frame_cache *  cache  )

static

Definition at line 426 of file amd64-windows-tdep.c.

References amd64_windows_frame_cache::end_rva, amd64_windows_frame_cache::image_base, and amd64_windows_frame_cache::start_rva.

Referenced by amd64_windows_frame_decode_epilogue().

Variable Documentation

amd64_windows_dummy_call_integer_regs

int amd64_windows_dummy_call_integer_regs[]

static

Initial value:

=
{
  AMD64_RCX_REGNUM,          
  AMD64_RDX_REGNUM,          
  AMD64_R8_REGNUM,           
  AMD64_R9_REGNUM            
}

Definition at line 37 of file amd64-windows-tdep.c.

Referenced by amd64_windows_push_arguments(), and amd64_windows_push_dummy_call().

amd64_windows_frame_unwind

const struct frame_unwind amd64_windows_frame_unwind

static

Initial value:

=
{
  NORMAL_FRAME,
  default_frame_unwind_stop_reason,
  &amd64_windows_frame_this_id,
  &amd64_windows_frame_prev_register,
  NULL,
  default_frame_sniffer
}

Definition at line 1117 of file amd64-windows-tdep.c.

Referenced by amd64_windows_init_abi().

amd64_windows_w2gdb_regnum

enum amd64_regnum amd64_windows_w2gdb_regnum[]

static

Initial value:

=
{
  AMD64_RAX_REGNUM,
  AMD64_RCX_REGNUM,
  AMD64_RDX_REGNUM,
  AMD64_RBX_REGNUM,
  AMD64_RSP_REGNUM,
  AMD64_RBP_REGNUM,
  AMD64_RSI_REGNUM,
  AMD64_RDI_REGNUM,
  AMD64_R8_REGNUM,
  AMD64_R9_REGNUM,
  AMD64_R10_REGNUM,
  AMD64_R11_REGNUM,
  AMD64_R12_REGNUM,
  AMD64_R13_REGNUM,
  AMD64_R14_REGNUM,
  AMD64_R15_REGNUM
}

Definition at line 402 of file amd64-windows-tdep.c.

Referenced by amd64_windows_frame_decode_epilogue(), and amd64_windows_frame_decode_insns().