/tmp/gdb-8.1/gdb/amd64-linux-nat.c File Reference

#include "defs.h"
#include "inferior.h"
#include "regcache.h"
#include "elf/common.h"
#include <sys/uio.h>
#include "nat/gdb_ptrace.h"
#include <asm/prctl.h>
#include <sys/reg.h>
#include "gregset.h"
#include "gdb_proc_service.h"
#include "amd64-nat.h"
#include "linux-nat.h"
#include "amd64-tdep.h"
#include "amd64-linux-tdep.h"
#include "i386-linux-tdep.h"
#include "x86-xstate.h"
#include "x86-linux-nat.h"
#include "nat/linux-ptrace.h"
#include "nat/amd64-linux-siginfo.h"

Go to the source code of this file.

Macros
#define	PTRACE_ARCH_PRCTL   30

Functions
void	supply_gregset (struct regcache *regcache, const elf_gregset_t *gregsetp)
void	fill_gregset (const struct regcache *regcache, elf_gregset_t *gregsetp, int regnum)
void	supply_fpregset (struct regcache *regcache, const elf_fpregset_t *fpregsetp)
void	fill_fpregset (const struct regcache *regcache, elf_fpregset_t *fpregsetp, int regnum)
static void	amd64_linux_fetch_inferior_registers (struct target_ops *ops, struct regcache *regcache, int regnum)
static void	amd64_linux_store_inferior_registers (struct target_ops *ops, struct regcache *regcache, int regnum)
ps_err_e	ps_get_thread_area (struct ps_prochandle *ph, lwpid_t lwpid, int idx, void **base)
static int	amd64_linux_siginfo_fixup (siginfo_t *ptrace, gdb_byte *inf, int direction)
void	_initialize_amd64_linux_nat (void)

Variables
static int	amd64_linux_gregset32_reg_offset []

Macro Definition Documentation

PTRACE_ARCH_PRCTL

#define PTRACE_ARCH_PRCTL   30

Definition at line 46 of file amd64-linux-nat.c.

Referenced by amd64_linux_fetch_inferior_registers(), amd64_linux_store_inferior_registers(), and ps_get_thread_area().

Function Documentation

_initialize_amd64_linux_nat()

void _initialize_amd64_linux_nat

(

void

)

Definition at line 400 of file amd64-linux-nat.c.

References amd64_linux_fetch_inferior_registers(), amd64_linux_gregset32_reg_offset, amd64_linux_gregset_reg_offset, AMD64_LINUX_NUM_REGS, amd64_linux_siginfo_fixup(), amd64_linux_store_inferior_registers(), amd64_native_gregset32_num_regs, amd64_native_gregset32_reg_offset, amd64_native_gregset64_num_regs, amd64_native_gregset64_reg_offset, gdb_assert, I386_LINUX_NUM_REGS, linux_nat_set_siginfo_fixup(), target_ops::to_fetch_registers, target_ops::to_store_registers, x86_linux_add_target(), and x86_linux_create_target().

amd64_linux_fetch_inferior_registers()

static void amd64_linux_fetch_inferior_registers ( struct target_ops *  ops, struct regcache *  regcache, int  regnum  )

static

Definition at line 134 of file amd64-linux-nat.c.

References _, AMD64_FSBASE_REGNUM, AMD64_GSBASE_REGNUM, amd64_native_gregset_supplies_p(), amd64_supply_fxsave(), amd64_supply_native_gregset(), amd64_supply_xsave(), regcache::arch(), have_ptrace_getregset, perror_with_name(), ptid_get_lwp(), ptid_get_pid(), ptrace(), PTRACE_ARCH_PRCTL, PTRACE_GETFPREGS, PTRACE_GETREGS, PTRACE_GETREGSET, regcache_get_ptid(), regcache_raw_supply(), regnum, selftests::ptid::tid, TRIBOOL_TRUE, and X86_XSTATE_MAX_SIZE.

Referenced by _initialize_amd64_linux_nat().

amd64_linux_siginfo_fixup()

static int amd64_linux_siginfo_fixup ( siginfo_t *  ptrace, gdb_byte *  inf, int  direction  )

static

Definition at line 382 of file amd64-linux-nat.c.

References amd64_linux_siginfo_fixup_common(), FIXUP_32, FIXUP_X32, gdbarch_addr_bit(), gdbarch_bfd_arch_info(), get_current_frame(), get_frame_arch(), and ptrace().

Referenced by _initialize_amd64_linux_nat().

amd64_linux_store_inferior_registers()

static void amd64_linux_store_inferior_registers ( struct target_ops *  ops, struct regcache *  regcache, int  regnum  )

static

Definition at line 213 of file amd64-linux-nat.c.

References _, amd64_collect_fxsave(), amd64_collect_native_gregset(), amd64_collect_xsave(), AMD64_FSBASE_REGNUM, AMD64_GSBASE_REGNUM, amd64_native_gregset_supplies_p(), regcache::arch(), have_ptrace_getregset, perror_with_name(), ptid_get_lwp(), ptid_get_pid(), ptrace(), PTRACE_ARCH_PRCTL, PTRACE_GETFPREGS, PTRACE_GETREGS, PTRACE_GETREGSET, PTRACE_SETFPREGS, PTRACE_SETREGS, PTRACE_SETREGSET, regcache_get_ptid(), regcache_raw_collect(), regnum, selftests::ptid::tid, TRIBOOL_TRUE, and X86_XSTATE_MAX_SIZE.

Referenced by _initialize_amd64_linux_nat().

fill_fpregset()

void fill_fpregset	(	const struct regcache *	regcache,
		elf_fpregset_t *	fpregsetp,
		int	regnum
	)

Definition at line 120 of file amd64-linux-nat.c.

References amd64_collect_fxsave(), and regnum.

fill_gregset()

void fill_gregset	(	const struct regcache *	regcache,
		elf_gregset_t *	gregsetp,
		int	regnum
	)

Definition at line 98 of file amd64-linux-nat.c.

References amd64_collect_native_gregset(), and regnum.

ps_get_thread_area()

ps_err_e ps_get_thread_area	(	struct ps_prochandle *	ph,
		lwpid_t	lwpid,
		int	idx,
		void **	base
	)

Definition at line 303 of file amd64-linux-nat.c.

References ELF_NGREG, gdb_assert, gdbarch_bfd_arch_info(), PS_BADADDR, PS_ERR, PS_OK, ptrace(), PTRACE_ARCH_PRCTL, target_gdbarch(), and x86_linux_get_thread_area().

supply_fpregset()

void supply_fpregset	(	struct regcache *	regcache,
		const elf_fpregset_t *	fpregsetp
	)

Definition at line 110 of file amd64-linux-nat.c.

References amd64_supply_fxsave().

supply_gregset()

void supply_gregset	(	struct regcache *	regcache,
		const elf_gregset_t *	gregsetp
	)

Definition at line 88 of file amd64-linux-nat.c.

References amd64_supply_native_gregset().

Variable Documentation

amd64_linux_gregset32_reg_offset

int amd64_linux_gregset32_reg_offset[]

static

Initial value:

=
{
  RAX * 8, RCX * 8,     
  RDX * 8, RBX * 8,     
  RSP * 8, RBP * 8,     
  RSI * 8, RDI * 8,     
  RIP * 8, EFLAGS * 8,      
  CS * 8, SS * 8,       
  DS * 8, ES * 8,       
  FS * 8, GS * 8,       
  -1, -1, -1, -1, -1, -1, -1, -1,
  -1, -1, -1, -1, -1, -1, -1, -1,
  -1, -1, -1, -1, -1, -1, -1, -1, -1,
  -1, -1, -1, -1, -1, -1, -1, -1,
  -1, -1, -1, -1,         
  -1, -1,             
  -1, -1, -1, -1, -1, -1, -1, -1, 
  -1, -1, -1, -1, -1, -1, -1, -1, 
  -1,                 
  ORIG_RAX * 8            
}

Definition at line 58 of file amd64-linux-nat.c.

Referenced by _initialize_amd64_linux_nat().