GDB (xrefs)
Defines | Functions | Variables
/home/stan/gdb/src/gdb/i387-tdep.c File Reference
#include "defs.h"
#include "doublest.h"
#include "floatformat.h"
#include "frame.h"
#include "gdbcore.h"
#include "inferior.h"
#include "language.h"
#include "regcache.h"
#include "value.h"
#include "gdb_assert.h"
#include "gdb_string.h"
#include "i386-tdep.h"
#include "i387-tdep.h"
#include "i386-xstate.h"

Go to the source code of this file.

Defines

#define FSAVE_ADDR(tdep, fsave, regnum)   (fsave + fsave_offset[regnum - I387_ST0_REGNUM (tdep)])
#define FXSAVE_ADDR(tdep, fxsave, regnum)   (fxsave + fxsave_offset[regnum - I387_ST0_REGNUM (tdep)])
#define FXSAVE_MXCSR_ADDR(fxsave)   (fxsave + 24)
#define XSAVE_XSTATE_BV_ADDR(xsave)   (xsave + 512)
#define XSAVE_AVXH_ADDR(tdep, xsave, regnum)   (xsave + xsave_avxh_offset[regnum - I387_YMM0H_REGNUM (tdep)])

Functions

static void print_i387_value (struct gdbarch *gdbarch, const gdb_byte *raw, struct ui_file *file)
static void print_i387_ext (struct gdbarch *gdbarch, const gdb_byte *raw, struct ui_file *file)
static void print_i387_status_word (int status_p, unsigned int status, struct ui_file *file)
static void print_i387_control_word (int control_p, unsigned int control, struct ui_file *file)
void i387_print_float_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args)
int i387_convert_register_p (struct gdbarch *gdbarch, int regnum, struct type *type)
int i387_register_to_value (struct frame_info *frame, int regnum, struct type *type, gdb_byte *to, int *optimizedp, int *unavailablep)
void i387_value_to_register (struct frame_info *frame, int regnum, struct type *type, const gdb_byte *from)
void i387_supply_fsave (struct regcache *regcache, int regnum, const void *fsave)
void i387_collect_fsave (const struct regcache *regcache, int regnum, void *fsave)
static int i387_tag (const gdb_byte *raw)
void i387_supply_fxsave (struct regcache *regcache, int regnum, const void *fxsave)
void i387_collect_fxsave (const struct regcache *regcache, int regnum, void *fxsave)
void i387_supply_xsave (struct regcache *regcache, int regnum, const void *xsave)
void i387_collect_xsave (const struct regcache *regcache, int regnum, void *xsave, int gcore)
void i387_return_value (struct gdbarch *gdbarch, struct regcache *regcache)

Variables

static int fsave_offset []
static int fxsave_offset []
static int xsave_avxh_offset []

Define Documentation

#define FSAVE_ADDR (   tdep,
  fsave,
  regnum 
)    (fsave + fsave_offset[regnum - I387_ST0_REGNUM (tdep)])

Definition at line 441 of file i387-tdep.c.

Referenced by i387_collect_fsave(), and i387_supply_fsave().

#define FXSAVE_ADDR (   tdep,
  fxsave,
  regnum 
)    (fxsave + fxsave_offset[regnum - I387_ST0_REGNUM (tdep)])

Definition at line 580 of file i387-tdep.c.

Referenced by i387_collect_fxsave(), i387_collect_xsave(), i387_supply_fxsave(), and i387_supply_xsave().

#define FXSAVE_MXCSR_ADDR (   fxsave)    (fxsave + 24)

Definition at line 588 of file i387-tdep.c.

Referenced by i387_collect_fxsave(), i387_collect_xsave(), i387_supply_fxsave(), and i387_supply_xsave().

#define XSAVE_AVXH_ADDR (   tdep,
  xsave,
  regnum 
)    (xsave + xsave_avxh_offset[regnum - I387_YMM0H_REGNUM (tdep)])

Definition at line 766 of file i387-tdep.c.

Referenced by i387_collect_xsave(), and i387_supply_xsave().

#define XSAVE_XSTATE_BV_ADDR (   xsave)    (xsave + 512)

Definition at line 740 of file i387-tdep.c.

Referenced by i387_collect_xsave(), and i387_supply_xsave().

Function Documentation

void i387_collect_fsave ( const struct regcache *  regcache,
int  regnum,
void *  fsave 
)

Definition at line 505 of file i387-tdep.c.

References FSAVE_ADDR, gdb_assert, gdbarch_tdep(), get_regcache_arch(), I386_ST0_REGNUM, I387_FCTRL_REGNUM, I387_FIOFF_REGNUM, I387_FOOFF_REGNUM, I387_FOP_REGNUM, I387_ST0_REGNUM, I387_XMM0_REGNUM, memcpy(), regcache_raw_collect(), gdbarch_tdep::regs, and gdbarch_tdep::st0_regnum.

Referenced by fill_fpregset(), go32_store_registers(), i386_collect_fpregset(), i386bsd_store_inferior_registers(), i386nto_regset_fill(), store_fpregs(), and store_register().

void i387_collect_fxsave ( const struct regcache *  regcache,
int  regnum,
void *  fxsave 
)

Definition at line 681 of file i387-tdep.c.

References FXSAVE_ADDR, FXSAVE_MXCSR_ADDR, gdb_assert, gdbarch_tdep(), get_regcache_arch(), I386_ST0_REGNUM, I387_FCTRL_REGNUM, I387_FIOFF_REGNUM, I387_FOOFF_REGNUM, I387_FOP_REGNUM, I387_FTAG_REGNUM, I387_MXCSR_REGNUM, I387_ST0_REGNUM, I387_XMM0_REGNUM, memcpy(), gdbarch_tdep::num_xmm_regs, regcache_raw_collect(), gdbarch_tdep::regs, and gdbarch_tdep::st0_regnum.

Referenced by amd64_collect_fxsave(), i386_collect_fpregset(), i386_darwin_store_inferior_registers(), i386bsd_store_inferior_registers(), and i386nto_regset_fill().

void i387_collect_xsave ( const struct regcache *  regcache,
int  regnum,
void *  xsave,
int  gcore 
)

Definition at line 979 of file i387-tdep.c.

References _, all, check(), FXSAVE_ADDR, FXSAVE_MXCSR_ADDR, gdb_assert, gdbarch_tdep(), get_regcache_arch(), I386_MAX_REGISTER_SIZE, I386_ST0_REGNUM, I386_XSTATE_AVX, I386_XSTATE_SIZE, I386_XSTATE_SSE, I386_XSTATE_X87, I387_FCTRL_REGNUM, I387_FIOFF_REGNUM, I387_FOOFF_REGNUM, I387_FOP_REGNUM, I387_FTAG_REGNUM, I387_MXCSR_REGNUM, I387_ST0_REGNUM, I387_XMM0_REGNUM, I387_YMM0H_REGNUM, I387_YMMENDH_REGNUM, internal_error(), memcmp(), memcpy(), memset(), gdbarch_tdep::num_xmm_regs, p, regcache_raw_collect(), gdbarch_tdep::regs, gdbarch_tdep::st0_regnum, gdbarch_tdep::xcr0, XSAVE_AVXH_ADDR, gdbarch_tdep::xsave_xcr0_offset, and XSAVE_XSTATE_BV_ADDR.

Referenced by amd64_collect_xsave(), i386_collect_xstateregset(), and store_xstateregs().

int i387_convert_register_p ( struct gdbarch *  gdbarch,
int  regnum,
struct type *  type 
)

Definition at line 341 of file i387-tdep.c.

References i386_fp_regnum_p(), and i387_ext_type().

Referenced by amd64_init_abi(), and i386_convert_register_p().

void i387_print_float_info ( struct gdbarch *  gdbarch,
struct ui_file *  file,
struct frame_info *  frame,
const char *  args 
)

Definition at line 218 of file i387-tdep.c.

References _, fprintf_filtered(), fputs_filtered(), gdb_assert, gdbarch_tdep(), get_frame_arch(), get_frame_register_value(), hex_string_custom(), I387_FCTRL_REGNUM, I387_FIOFF_REGNUM, I387_FISEG_REGNUM, I387_FOOFF_REGNUM, I387_FOP_REGNUM, I387_FOSEG_REGNUM, I387_FSTAT_REGNUM, I387_FTAG_REGNUM, I387_ST0_REGNUM, print_i387_control_word(), print_i387_ext(), print_i387_status_word(), read_frame_register_unsigned(), regnum, ULONGEST, value_contents(), and value_entirely_available().

Referenced by i386_gdbarch_init().

int i387_register_to_value ( struct frame_info *  frame,
int  regnum,
struct type *  type,
gdb_byte *  to,
int *  optimizedp,
int *  unavailablep 
)

Definition at line 361 of file i387-tdep.c.

References _, convert_typed_floating(), from, gdb_assert, get_frame_arch(), get_frame_register_bytes(), i386_fp_regnum_p(), I386_MAX_REGISTER_SIZE, i387_ext_type(), TYPE_CODE, TYPE_CODE_FLT, TYPE_LENGTH, and warning().

Referenced by amd64_init_abi(), and i386_register_to_value().

void i387_return_value ( struct gdbarch *  gdbarch,
struct regcache *  regcache 
)

Definition at line 1271 of file i387-tdep.c.

References gdbarch_tdep(), I387_FSTAT_REGNUM, I387_FTAG_REGNUM, regcache_raw_read_unsigned(), regcache_raw_write_unsigned(), and ULONGEST.

Referenced by amd64_return_value().

void i387_supply_fsave ( struct regcache *  regcache,
int  regnum,
const void *  fsave 
)

Definition at line 450 of file i387-tdep.c.

References FSAVE_ADDR, gdb_assert, gdbarch_byte_order(), gdbarch_tdep(), get_regcache_arch(), I386_ST0_REGNUM, I387_FCTRL_REGNUM, I387_FIOFF_REGNUM, I387_FOOFF_REGNUM, I387_FOP_REGNUM, I387_MXCSR_REGNUM, I387_ST0_REGNUM, I387_XMM0_REGNUM, memcpy(), regcache_raw_supply(), gdbarch_tdep::regs, gdbarch_tdep::st0_regnum, and store_unsigned_integer().

Referenced by fetch_fpregs(), fetch_register(), go32_fetch_registers(), i386_supply_fpregset(), i386bsd_fetch_inferior_registers(), i386nto_supply_fpregset(), i386obsd_aout_supply_regset(), and supply_fpregset().

void i387_supply_fxsave ( struct regcache *  regcache,
int  regnum,
const void *  fxsave 
)

Definition at line 598 of file i387-tdep.c.

References FXSAVE_ADDR, FXSAVE_MXCSR_ADDR, gdb_assert, gdbarch_tdep(), get_regcache_arch(), I386_ST0_REGNUM, I387_FCTRL_REGNUM, I387_FIOFF_REGNUM, I387_FOOFF_REGNUM, I387_FOP_REGNUM, I387_FSTAT_REGNUM, I387_FTAG_REGNUM, I387_MXCSR_REGNUM, I387_ST0_REGNUM, i387_tag(), I387_XMM0_REGNUM, memcpy(), gdbarch_tdep::num_xmm_regs, regcache_raw_supply(), gdbarch_tdep::regs, and gdbarch_tdep::st0_regnum.

Referenced by amd64_supply_fxsave(), i386_darwin_fetch_inferior_registers(), i386_supply_fpregset(), i386bsd_fetch_inferior_registers(), and i386nto_supply_fpregset().

void i387_supply_xsave ( struct regcache *  regcache,
int  regnum,
const void *  xsave 
)

Definition at line 772 of file i387-tdep.c.

References all, FXSAVE_ADDR, FXSAVE_MXCSR_ADDR, gdb_assert, gdbarch_tdep(), get_regcache_arch(), I386_ST0_REGNUM, I386_XSTATE_AVX, I386_XSTATE_AVX_MASK, I386_XSTATE_SSE, I386_XSTATE_X87, I387_FCTRL_REGNUM, I387_FIOFF_REGNUM, I387_FOOFF_REGNUM, I387_FOP_REGNUM, I387_FSTAT_REGNUM, I387_FTAG_REGNUM, I387_MXCSR_REGNUM, I387_ST0_REGNUM, i387_tag(), I387_XMM0_REGNUM, I387_YMM0H_REGNUM, I387_YMMENDH_REGNUM, MAX_REGISTER_SIZE, memcpy(), gdbarch_tdep::num_xmm_regs, regcache_raw_supply(), gdbarch_tdep::regs, gdbarch_tdep::st0_regnum, gdbarch_tdep::xcr0, XSAVE_AVXH_ADDR, and XSAVE_XSTATE_BV_ADDR.

Referenced by amd64_supply_xsave(), fetch_xstateregs(), and i386_supply_xstateregset().

static int i387_tag ( const gdb_byte *  raw) [static]

Definition at line 1223 of file i387-tdep.c.

Referenced by i387_supply_fxsave(), and i387_supply_xsave().

void i387_value_to_register ( struct frame_info *  frame,
int  regnum,
struct type *  type,
const gdb_byte *  from 
)

Definition at line 393 of file i387-tdep.c.

References _, convert_typed_floating(), gdb_assert, get_frame_arch(), i386_fp_regnum_p(), I386_MAX_REGISTER_SIZE, i387_ext_type(), put_frame_register(), to, TYPE_CODE, TYPE_CODE_FLT, and warning().

Referenced by amd64_init_abi(), and i386_value_to_register().

static void print_i387_control_word ( int  control_p,
unsigned int  control,
struct ui_file *  file 
) [static]

Definition at line 157 of file i387-tdep.c.

References _, fprintf_filtered(), fputs_filtered(), and hex_string_custom().

Referenced by i387_print_float_info().

static void print_i387_ext ( struct gdbarch *  gdbarch,
const gdb_byte *  raw,
struct ui_file *  file 
) [static]

Definition at line 65 of file i387-tdep.c.

References fprintf_filtered(), fputs_filtered(), fputs_unfiltered(), and print_i387_value().

Referenced by i387_print_float_info().

static void print_i387_status_word ( int  status_p,
unsigned int  status,
struct ui_file *  file 
) [static]

Definition at line 119 of file i387-tdep.c.

References _, fprintf_filtered(), fputs_filtered(), and hex_string_custom().

Referenced by i387_print_float_info().

static void print_i387_value ( struct gdbarch *  gdbarch,
const gdb_byte *  raw,
struct ui_file *  file 
) [static]

Definition at line 40 of file i387-tdep.c.

References extract_typed_floating(), fprintf_filtered(), and i387_ext_type().

Referenced by print_i387_ext().

Variable Documentation

int fsave_offset[] [static]
Initial value:
{
  28 + 0 * 10,                  
  28 + 1 * 10,
  28 + 2 * 10,
  28 + 3 * 10,
  28 + 4 * 10,
  28 + 5 * 10,
  28 + 6 * 10,
  28 + 7 * 10,                  
  0,                            
  4,                            
  8,                            
  16,                           
  12,                           
  24,                           
  20,                           
  18                            
}

Definition at line 421 of file i387-tdep.c.

int fxsave_offset[] [static]

Definition at line 544 of file i387-tdep.c.

int xsave_avxh_offset[] [static]
Initial value:
{
  576 + 0 * 16,         
  576 + 1 * 16,
  576 + 2 * 16,
  576 + 3 * 16,
  576 + 4 * 16,
  576 + 5 * 16,
  576 + 6 * 16,
  576 + 7 * 16,
  576 + 8 * 16,
  576 + 9 * 16,
  576 + 10 * 16,
  576 + 11 * 16,
  576 + 12 * 16,
  576 + 13 * 16,
  576 + 14 * 16,
  576 + 15 * 16         
}

Definition at line 746 of file i387-tdep.c.

 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Defines
Generated on Fri Oct 11 2013 14:13:42 for GDB (xrefs) by   doxygen 1.7.6.1