/tmp/gdb-8.1/gdb/sparc-nbsd-tdep.c File Reference

#include "defs.h"
#include "frame.h"
#include "frame-unwind.h"
#include "gdbcore.h"
#include "gdbtypes.h"
#include "osabi.h"
#include "regcache.h"
#include "regset.h"
#include "solib-svr4.h"
#include "symtab.h"
#include "trad-frame.h"
#include "sparc-tdep.h"
#include "nbsd-tdep.h"

Go to the source code of this file.

Macros
#define	X_RS1(i)   (((i) >> 14) & 0x1f)
#define	X_RS2(i)   ((i) & 0x1f)
#define	X_I(i)   (((i) >> 13) & 1)
#define	PSR_EF   0x00001000

Functions
static void	sparc32nbsd_supply_gregset (const struct regset *regset, struct regcache *regcache, int regnum, const void *gregs, size_t len)
static void	sparc32nbsd_supply_fpregset (const struct regset *regset, struct regcache *regcache, int regnum, const void *fpregs, size_t len)
static int	sparc32nbsd_pc_in_sigtramp (CORE_ADDR pc, const char *name)
struct trad_frame_saved_reg *	sparc32nbsd_sigcontext_saved_regs (struct frame_info *this_frame)
static struct sparc_frame_cache *	sparc32nbsd_sigcontext_frame_cache (struct frame_info *this_frame, void **this_cache)
static void	sparc32nbsd_sigcontext_frame_this_id (struct frame_info *this_frame, void **this_cache, struct frame_id *this_id)
static struct value *	sparc32nbsd_sigcontext_frame_prev_register (struct frame_info *this_frame, void **this_cache, int regnum)
static int	sparc32nbsd_sigcontext_frame_sniffer (const struct frame_unwind *self, struct frame_info *this_frame, void **this_cache)
CORE_ADDR	sparcnbsd_step_trap (struct frame_info *frame, unsigned long insn)
void	sparc32nbsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
void	_initialize_sparcnbsd_tdep (void)

Variables
const struct sparc_gregmap	sparc32nbsd_gregmap
static const CORE_ADDR	sparc32nbsd_sigtramp_start = 0xeffffef0
static const CORE_ADDR	sparc32nbsd_sigtramp_end = 0xeffffff0
static const struct frame_unwind	sparc32nbsd_sigcontext_frame_unwind
static const struct regset	sparc32nbsd_gregset
static const struct regset	sparc32nbsd_fpregset

Macro Definition Documentation

PSR_EF

#define PSR_EF   0x00001000

Referenced by sparc32nbsd_sigcontext_saved_regs().

X_I

#define X_I

(

i

)

(((i) >> 13) & 1)

Definition at line 39 of file sparc-nbsd-tdep.c.

Referenced by sparcnbsd_step_trap().

X_RS1

#define X_RS1

(

i

)

(((i) >> 14) & 0x1f)

Definition at line 37 of file sparc-nbsd-tdep.c.

Referenced by sparcnbsd_step_trap().

X_RS2

#define X_RS2

(

i

)

((i) & 0x1f)

Definition at line 38 of file sparc-nbsd-tdep.c.

Referenced by sparcnbsd_step_trap().

Function Documentation

_initialize_sparcnbsd_tdep()

void _initialize_sparcnbsd_tdep

(

void

)

Definition at line 318 of file sparc-nbsd-tdep.c.

References GDB_OSABI_NETBSD, gdbarch_register_osabi(), and sparc32nbsd_init_abi().

sparc32nbsd_init_abi()

void sparc32nbsd_init_abi	(	struct gdbarch_info	info,
		struct gdbarch *	gdbarch
	)

Definition at line 294 of file sparc-nbsd-tdep.c.

References floatformats_ieee_double, gdbarch_tdep::fpregset, frame_unwind_append_unwinder(), gdbarch_tdep(), gdbarch_tdep::gregset, set_gdbarch_long_double_bit(), set_gdbarch_long_double_format(), set_solib_svr4_fetch_link_map_offsets(), gdbarch_tdep::sizeof_fpregset, gdbarch_tdep::sizeof_gregset, sparc32nbsd_fpregset, sparc32nbsd_gregset, sparc32nbsd_sigcontext_frame_unwind, sparcnbsd_step_trap(), gdbarch_tdep::step_trap, and svr4_ilp32_fetch_link_map_offsets().

Referenced by _initialize_sparcnbsd_tdep(), and sparc32obsd_init_abi().

sparc32nbsd_pc_in_sigtramp()

static int sparc32nbsd_pc_in_sigtramp ( CORE_ADDR  pc, const char *  name  )

static

Definition at line 88 of file sparc-nbsd-tdep.c.

References name, nbsd_pc_in_sigtramp(), sparc32nbsd_sigtramp_end, and sparc32nbsd_sigtramp_start.

Referenced by sparc32nbsd_sigcontext_frame_sniffer().

sparc32nbsd_sigcontext_frame_cache()

static struct sparc_frame_cache* sparc32nbsd_sigcontext_frame_cache ( struct frame_info *  this_frame, void **  this_cache  )

static

Definition at line 182 of file sparc-nbsd-tdep.c.

References sparc_frame_cache::base, gdb_assert, get_frame_register_unsigned(), sparc_frame_cache::pc, sparc_frame_cache::saved_regs, sparc32nbsd_sigcontext_saved_regs(), sparc32nbsd_sigtramp_start, SPARC_FP_REGNUM, sparc_frame_cache(), and sparc_record_save_insn().

Referenced by sparc32nbsd_sigcontext_frame_prev_register(), and sparc32nbsd_sigcontext_frame_this_id().

sparc32nbsd_sigcontext_frame_prev_register()

static struct value* sparc32nbsd_sigcontext_frame_prev_register ( struct frame_info *  this_frame, void **  this_cache, int  regnum  )

static

Definition at line 224 of file sparc-nbsd-tdep.c.

References regnum, sparc_frame_cache::saved_regs, sparc32nbsd_sigcontext_frame_cache(), and trad_frame_get_prev_register().

sparc32nbsd_sigcontext_frame_sniffer()

static int sparc32nbsd_sigcontext_frame_sniffer ( const struct frame_unwind *  self, struct frame_info *  this_frame, void **  this_cache  )

static

Definition at line 234 of file sparc-nbsd-tdep.c.

References find_pc_partial_function(), get_frame_pc(), name, sparc_frame_cache::pc, sparc32nbsd_pc_in_sigtramp(), and startswith().

sparc32nbsd_sigcontext_frame_this_id()

static void sparc32nbsd_sigcontext_frame_this_id ( struct frame_info *  this_frame, void **  this_cache, struct frame_id *  this_id  )

static

Definition at line 213 of file sparc-nbsd-tdep.c.

References sparc_frame_cache::base, frame_id_build(), sparc_frame_cache::pc, and sparc32nbsd_sigcontext_frame_cache().

sparc32nbsd_sigcontext_saved_regs()

struct trad_frame_saved_reg* sparc32nbsd_sigcontext_saved_regs

(

struct frame_info *

this_frame

)

Definition at line 97 of file sparc-nbsd-tdep.c.

References trad_frame_saved_reg::addr, get_frame_arch(), get_frame_memory_unsigned(), get_frame_register_unsigned(), PSR_EF, trad_frame_saved_reg::realreg, regnum, SPARC32_FSR_REGNUM, SPARC32_NPC_REGNUM, SPARC32_PC_REGNUM, SPARC32_PSR_REGNUM, SPARC32_Y_REGNUM, SPARC_F0_REGNUM, SPARC_F31_REGNUM, sparc_fetch_wcookie(), SPARC_FP_REGNUM, SPARC_G0_REGNUM, SPARC_G1_REGNUM, SPARC_G2_REGNUM, SPARC_G7_REGNUM, SPARC_I0_REGNUM, SPARC_I7_REGNUM, SPARC_L0_REGNUM, SPARC_L1_REGNUM, SPARC_O0_REGNUM, SPARC_O1_REGNUM, SPARC_O5_REGNUM, SPARC_O7_REGNUM, SPARC_SP_REGNUM, trad_frame_alloc_saved_regs(), and trad_frame_set_value().

Referenced by sparc32nbsd_sigcontext_frame_cache(), and sparc32obsd_sigtramp_frame_cache().

sparc32nbsd_supply_fpregset()

static void sparc32nbsd_supply_fpregset ( const struct regset *  regset, struct regcache *  regcache, int  regnum, const void *  fpregs, size_t  len  )

static

Definition at line 69 of file sparc-nbsd-tdep.c.

References regnum, sparc32_bsd_fpregmap, and sparc32_supply_fpregset().

sparc32nbsd_supply_gregset()

static void sparc32nbsd_supply_gregset ( const struct regset *  regset, struct regcache *  regcache, int  regnum, const void *  gregs, size_t  len  )

static

Definition at line 54 of file sparc-nbsd-tdep.c.

References regnum, sparc32_bsd_fpregmap, sparc32_supply_fpregset(), sparc32_supply_gregset(), and sparc32nbsd_gregmap.

sparcnbsd_step_trap()

CORE_ADDR sparcnbsd_step_trap	(	struct frame_info *	frame,
		unsigned long	insn
	)

Definition at line 265 of file sparc-nbsd-tdep.c.

References get_frame_register_unsigned(), SPARC_G1_REGNUM, SPARC_G2_REGNUM, SPARC_G7_REGNUM, X_I, X_RS1, and X_RS2.

Referenced by sparc32nbsd_init_abi(), sparc64nbsd_init_abi(), and sparc64obsd_init_abi().

Variable Documentation

sparc32nbsd_fpregset

const struct regset sparc32nbsd_fpregset

static

Initial value:

=
  {
    NULL, sparc32nbsd_supply_fpregset, NULL
  }

Definition at line 288 of file sparc-nbsd-tdep.c.

Referenced by sparc32nbsd_init_abi().

sparc32nbsd_gregmap

const struct sparc_gregmap sparc32nbsd_gregmap

Initial value:

=
{
  0 * 4,            
  1 * 4,            
  2 * 4,            
  3 * 4,            
  -1,               
  -1,               
  5 * 4,            
  -1                
}

Definition at line 41 of file sparc-nbsd-tdep.c.

Referenced by _initialize_sparcnbsd_nat(), sparc32nbsd_supply_gregset(), sparc64nbsd_collect_gregset(), and sparc64nbsd_supply_gregset().

sparc32nbsd_gregset

const struct regset sparc32nbsd_gregset

static

Initial value:

=
  {
    NULL, sparc32nbsd_supply_gregset, NULL
  }

Definition at line 283 of file sparc-nbsd-tdep.c.

Referenced by sparc32nbsd_init_abi().

sparc32nbsd_sigcontext_frame_unwind

const struct frame_unwind sparc32nbsd_sigcontext_frame_unwind

static

Initial value:

=
{
  SIGTRAMP_FRAME,
  default_frame_unwind_stop_reason,
  sparc32nbsd_sigcontext_frame_this_id,
  sparc32nbsd_sigcontext_frame_prev_register,
  NULL,
  sparc32nbsd_sigcontext_frame_sniffer
}

Definition at line 251 of file sparc-nbsd-tdep.c.

Referenced by sparc32nbsd_init_abi().

sparc32nbsd_sigtramp_end

const CORE_ADDR sparc32nbsd_sigtramp_end = 0xeffffff0

static

Definition at line 85 of file sparc-nbsd-tdep.c.

Referenced by sparc32nbsd_pc_in_sigtramp().

sparc32nbsd_sigtramp_start

const CORE_ADDR sparc32nbsd_sigtramp_start = 0xeffffef0

static

Definition at line 84 of file sparc-nbsd-tdep.c.

Referenced by sparc32nbsd_pc_in_sigtramp(), and sparc32nbsd_sigcontext_frame_cache().