linux-s390-low.c File Reference

#include "server.h"
#include "linux-low.h"
#include "elf/common.h"
#include "ax.h"
#include "tracepoint.h"
#include <asm/ptrace.h>
#include "nat/gdb_ptrace.h"
#include <sys/uio.h>
#include <elf.h>
#include <inttypes.h>
#include "linux-s390-tdesc.h"

Go to the source code of this file.

Macros
#define	HWCAP_S390_HIGH_GPRS   512
#define	HWCAP_S390_TE   1024
#define	HWCAP_S390_VX   2048
#define	HWCAP_S390_GS   16384
#define	s390_num_regs   52
#define	s390_num_regs_3264   68
#define	s390_breakpoint_len   2

Functions
static int	s390_cannot_fetch_register (int regno)
static int	s390_cannot_store_register (int regno)
static void	s390_collect_ptrace_register (struct regcache *regcache, int regno, char *buf)
static void	s390_supply_ptrace_register (struct regcache *regcache, int regno, const char *buf)
static void	s390_fill_gregset (struct regcache *regcache, void *buf)
static void	s390_fill_gprs_high (struct regcache *regcache, void *buf)
static void	s390_store_gprs_high (struct regcache *regcache, const void *buf)
static void	s390_store_last_break (struct regcache *regcache, const void *buf)
static void	s390_fill_system_call (struct regcache *regcache, void *buf)
static void	s390_store_system_call (struct regcache *regcache, const void *buf)
static void	s390_store_tdb (struct regcache *regcache, const void *buf)
static void	s390_fill_vxrs_low (struct regcache *regcache, void *buf)
static void	s390_store_vxrs_low (struct regcache *regcache, const void *buf)
static void	s390_fill_vxrs_high (struct regcache *regcache, void *buf)
static void	s390_store_vxrs_high (struct regcache *regcache, const void *buf)
static void	s390_fill_gs (struct regcache *regcache, void *buf)
static void	s390_store_gs (struct regcache *regcache, const void *buf)
static void	s390_fill_gsbc (struct regcache *regcache, void *buf)
static void	s390_store_gsbc (struct regcache *regcache, const void *buf)
static const gdb_byte *	s390_sw_breakpoint_from_kind (int kind, int *size)
static CORE_ADDR	s390_get_pc (struct regcache *regcache)
static void	s390_set_pc (struct regcache *regcache, CORE_ADDR newpc)
static unsigned long	s390_get_hwcap (const struct target_desc *tdesc)
static int	s390_check_regset (int pid, int regset, int regsize)
static void	s390_arch_setup (void)
static int	s390_breakpoint_at (CORE_ADDR pc)
static int	s390_supports_z_point_type (char z_type)
static int	s390_supports_hardware_single_step (void)
static const struct regs_info *	s390_regs_info (void)
static int	s390_supports_tracepoints (void)
static int	s390_get_thread_area (int lwpid, CORE_ADDR *addrp)
static void	append_insns (CORE_ADDR *to, size_t len, const unsigned char *buf)
static int	s390_relocate_instruction (CORE_ADDR *to, CORE_ADDR oldloc, int is_64)
static int	s390_install_fast_tracepoint_jump_pad (CORE_ADDR tpoint, CORE_ADDR tpaddr, CORE_ADDR collector, CORE_ADDR lockaddr, ULONGEST orig_size, CORE_ADDR *jump_entry, CORE_ADDR *trampoline, ULONGEST *trampoline_size, unsigned char *jjump_pad_insn, ULONGEST *jjump_pad_insn_size, CORE_ADDR *adjusted_insn_addr, CORE_ADDR *adjusted_insn_addr_end, char *err)
static int	s390_get_min_fast_tracepoint_insn_len (void)
static int	s390_get_ipa_tdesc_idx (void)
static void	add_insns (const unsigned char *start, int len)
static void	s390_emit_prologue (void)
static void	s390_emit_epilogue (void)
static void	s390_emit_add (void)
static void	s390_emit_sub (void)
static void	s390_emit_mul (void)
static void	s390_emit_lsh (void)
static void	s390_emit_rsh_signed (void)
static void	s390_emit_rsh_unsigned (void)
static void	s390_emit_ext (int arg)
static void	s390_emit_log_not (void)
static void	s390_emit_bit_and (void)
static void	s390_emit_bit_or (void)
static void	s390_emit_bit_xor (void)
static void	s390_emit_bit_not (void)
static void	s390_emit_equal (void)
static void	s390_emit_less_signed (void)
static void	s390_emit_less_unsigned (void)
static void	s390_emit_ref (int size)
static void	s390_emit_if_goto (int *offset_p, int *size_p)
static void	s390_emit_goto (int *offset_p, int *size_p)
static void	s390_write_goto_address (CORE_ADDR from, CORE_ADDR to, int size)
static void	s390_emit_litpool (int size)
static void	s390_emit_const (LONGEST num)
static void	s390_emit_call (CORE_ADDR fn)
static void	s390_emit_reg (int reg)
static void	s390_emit_pop (void)
static void	s390_emit_stack_flush (void)
static void	s390_emit_zero_ext (int arg)
static void	s390_emit_swap (void)
static void	s390_emit_stack_adjust (int n)
static void	s390_emit_set_r2 (int arg1)
static void	s390_emit_int_call_1 (CORE_ADDR fn, int arg1)
static void	s390_emit_void_call_2 (CORE_ADDR fn, int arg1)
static void	s390_emit_eq_goto (int *offset_p, int *size_p)
static void	s390_emit_ne_goto (int *offset_p, int *size_p)
static void	s390_emit_lt_goto (int *offset_p, int *size_p)
static void	s390_emit_le_goto (int *offset_p, int *size_p)
static void	s390_emit_gt_goto (int *offset_p, int *size_p)
static void	s390_emit_ge_goto (int *offset_p, int *size_p)
static struct emit_ops *	s390_emit_ops (void)
void	initialize_low_arch (void)

Variables
static int	s390_regmap []
static int	s390_regmap_3264 []
static struct regset_info	s390_regsets []
static const gdb_byte	s390_breakpoint [] = { 0, 1 }
static int	have_hwcap_s390_high_gprs = 0
static int	have_hwcap_s390_vx = 0
static struct usrregs_info	s390_usrregs_info
static struct regsets_info	s390_regsets_info
static struct regs_info	regs_info
static struct usrregs_info	s390_usrregs_info_3264
static struct regsets_info	s390_regsets_info_3264
static struct regs_info	regs_info_3264
static const unsigned char	s390_ft_entry_gpr_esa []
static const unsigned char	s390_ft_entry_gpr_zarch []
static const unsigned char	s390_ft_entry_misc []
static const unsigned char	s390_ft_entry_fr []
static const unsigned char	s390_ft_entry_vr []
static const unsigned char	s390_ft_main_31 []
static const unsigned char	s390_ft_main_64 []
static const unsigned char	s390_ft_exit_fr []
static const unsigned char	s390_ft_exit_vr []
static const unsigned char	s390_ft_exit_misc []
static const unsigned char	s390_ft_exit_gpr_esa []
static const unsigned char	s390_ft_exit_gpr_zarch []
static struct emit_ops	s390_emit_ops_impl
struct linux_target_ops	the_low_target

Macro Definition Documentation

HWCAP_S390_GS

#define HWCAP_S390_GS   16384

Definition at line 49 of file linux-s390-low.c.

Referenced by s390_arch_setup().

HWCAP_S390_HIGH_GPRS

#define HWCAP_S390_HIGH_GPRS   512

Definition at line 37 of file linux-s390-low.c.

Referenced by s390_arch_setup().

HWCAP_S390_TE

#define HWCAP_S390_TE   1024

Definition at line 41 of file linux-s390-low.c.

Referenced by s390_arch_setup().

HWCAP_S390_VX

#define HWCAP_S390_VX   2048

Definition at line 45 of file linux-s390-low.c.

Referenced by s390_arch_setup().

s390_breakpoint_len

#define s390_breakpoint_len   2

Definition at line 444 of file linux-s390-low.c.

Referenced by s390_breakpoint_at(), and s390_sw_breakpoint_from_kind().

s390_num_regs

#define s390_num_regs   52

Definition at line 52 of file linux-s390-low.c.

s390_num_regs_3264

#define s390_num_regs_3264   68

Definition at line 84 of file linux-s390-low.c.

Function Documentation

add_insns()

static void add_insns ( const unsigned char *  start, int  len  )

static

Definition at line 1471 of file linux-s390-low.c.

References append_insns(), current_insn_ptr, debug_printf(), debug_threads, and paddress().

Referenced by s390_emit_add(), s390_emit_bit_and(), s390_emit_bit_not(), s390_emit_bit_or(), s390_emit_bit_xor(), s390_emit_call(), s390_emit_const(), s390_emit_epilogue(), s390_emit_eq_goto(), s390_emit_ext(), s390_emit_ge_goto(), s390_emit_goto(), s390_emit_gt_goto(), s390_emit_if_goto(), s390_emit_le_goto(), s390_emit_less_signed(), s390_emit_less_unsigned(), s390_emit_litpool(), s390_emit_log_not(), s390_emit_lsh(), s390_emit_lt_goto(), s390_emit_ne_goto(), s390_emit_pop(), s390_emit_prologue(), s390_emit_ref(), s390_emit_reg(), s390_emit_rsh_signed(), s390_emit_rsh_unsigned(), s390_emit_set_r2(), s390_emit_stack_adjust(), s390_emit_stack_flush(), s390_emit_sub(), s390_emit_swap(), s390_emit_void_call_2(), and s390_emit_zero_ext().

append_insns()

static void append_insns ( CORE_ADDR *  to, size_t  len, const unsigned char *  buf  )

static

Definition at line 1076 of file linux-s390-low.c.

References write_inferior_memory().

Referenced by add_insns(), s390_install_fast_tracepoint_jump_pad(), and s390_relocate_instruction().

initialize_low_arch()

void initialize_low_arch

(

void

)

Definition at line 2851 of file linux-s390-low.c.

References init_registers_s390_gs_linux64(), init_registers_s390_linux32(), init_registers_s390_linux32v1(), init_registers_s390_linux32v2(), init_registers_s390_linux64(), init_registers_s390_linux64v1(), init_registers_s390_linux64v2(), init_registers_s390_te_linux64(), init_registers_s390_tevx_linux64(), init_registers_s390_vx_linux64(), s390_regsets_info, and s390_regsets_info_3264.

s390_arch_setup()

static void s390_arch_setup ( void  )

static

Definition at line 538 of file linux-s390-low.c.

References collect_register_by_name(), current_process(), current_thread, fetch_inferior_registers, find_regno(), free_register_cache(), have_hwcap_s390_high_gprs, have_hwcap_s390_vx, HWCAP_S390_GS, HWCAP_S390_HIGH_GPRS, HWCAP_S390_TE, HWCAP_S390_VX, new_register_cache(), pid_of(), PTRACE_GETREGSET, s390_check_regset(), s390_get_hwcap(), s390_regsets, regcache::tdesc, process_info::tdesc, tdesc_s390_gs_linux64, tdesc_s390_linux32, tdesc_s390_linux32v1, tdesc_s390_linux32v2, tdesc_s390_linux64, tdesc_s390_linux64v1, tdesc_s390_linux64v2, tdesc_s390_te_linux64, tdesc_s390_tevx_linux64, and tdesc_s390_vx_linux64.

s390_breakpoint_at()

static int s390_breakpoint_at ( CORE_ADDR  pc )

static

Definition at line 670 of file linux-s390-low.c.

References read_inferior_memory(), s390_breakpoint, and s390_breakpoint_len.

s390_cannot_fetch_register()

static int s390_cannot_fetch_register ( int  regno )

static

Definition at line 144 of file linux-s390-low.c.

s390_cannot_store_register()

static int s390_cannot_store_register ( int  regno )

static

Definition at line 150 of file linux-s390-low.c.

s390_check_regset()

static int s390_check_regset ( int  pid, int  regset, int  regsize  )

static

Definition at line 518 of file linux-s390-low.c.

References alloca(), errno, ptrace(), and PTRACE_GETREGSET.

Referenced by s390_arch_setup().

s390_collect_ptrace_register()

static void s390_collect_ptrace_register ( struct regcache *  regcache, int  regno, char *  buf  )

static

Definition at line 156 of file linux-s390-low.c.

References alloca(), collect_register(), memset(), usrregs_info::num_regs, register_size(), usrregs_info::regmap, linux_target_ops::regs_info, regcache::tdesc, the_low_target, and regs_info::usrregs.

Referenced by s390_fill_gregset().

s390_emit_add()

static void s390_emit_add ( void  )

static

Definition at line 1531 of file linux-s390-low.c.

References add_insns().

s390_emit_bit_and()

static void s390_emit_bit_and ( void  )

static

Definition at line 1638 of file linux-s390-low.c.

References add_insns().

s390_emit_bit_not()

static void s390_emit_bit_not ( void  )

static

Definition at line 1677 of file linux-s390-low.c.

References add_insns().

s390_emit_bit_or()

static void s390_emit_bit_or ( void  )

static

Definition at line 1651 of file linux-s390-low.c.

References add_insns().

s390_emit_bit_xor()

static void s390_emit_bit_xor ( void  )

static

Definition at line 1664 of file linux-s390-low.c.

References add_insns().

Referenced by s390_emit_equal().

s390_emit_call()

static void s390_emit_call ( CORE_ADDR  fn )

static

Definition at line 1890 of file linux-s390-low.c.

References add_insns(), and s390_emit_litpool().

Referenced by s390_emit_int_call_1(), s390_emit_reg(), and s390_emit_void_call_2().

s390_emit_const()

static void s390_emit_const ( LONGEST  num )

static

Definition at line 1865 of file linux-s390-low.c.

References add_insns(), and s390_emit_litpool().

s390_emit_epilogue()

static void s390_emit_epilogue ( void  )

static

Definition at line 1517 of file linux-s390-low.c.

References add_insns().

s390_emit_eq_goto()

static void s390_emit_eq_goto ( int *  offset_p, int *  size_p  )

static

Definition at line 2036 of file linux-s390-low.c.

References add_insns().

s390_emit_equal()

static void s390_emit_equal ( void  )

static

Definition at line 1690 of file linux-s390-low.c.

References s390_emit_bit_xor(), and s390_emit_log_not().

s390_emit_ext()

static void s390_emit_ext ( int  arg )

static

Definition at line 1610 of file linux-s390-low.c.

References add_insns().

s390_emit_ge_goto()

static void s390_emit_ge_goto ( int *  offset_p, int *  size_p  )

static

Definition at line 2160 of file linux-s390-low.c.

References add_insns().

s390_emit_goto()

static void s390_emit_goto ( int *  offset_p, int *  size_p  )

static

Definition at line 1802 of file linux-s390-low.c.

References add_insns().

s390_emit_gt_goto()

static void s390_emit_gt_goto ( int *  offset_p, int *  size_p  )

static

Definition at line 2132 of file linux-s390-low.c.

References add_insns().

s390_emit_if_goto()

static void s390_emit_if_goto ( int *  offset_p, int *  size_p  )

static

Definition at line 1784 of file linux-s390-low.c.

References add_insns().

s390_emit_int_call_1()

static void s390_emit_int_call_1 ( CORE_ADDR  fn, int  arg1  )

static

Definition at line 2004 of file linux-s390-low.c.

References s390_emit_call(), and s390_emit_set_r2().

s390_emit_le_goto()

static void s390_emit_le_goto ( int *  offset_p, int *  size_p  )

static

Definition at line 2104 of file linux-s390-low.c.

References add_insns().

s390_emit_less_signed()

static void s390_emit_less_signed ( void  )

static

Definition at line 1699 of file linux-s390-low.c.

References add_insns().

s390_emit_less_unsigned()

static void s390_emit_less_unsigned ( void  )

static

Definition at line 1722 of file linux-s390-low.c.

References add_insns().

s390_emit_litpool()

static void s390_emit_litpool ( int  size )

static

Definition at line 1839 of file linux-s390-low.c.

References add_insns(), and current_insn_ptr.

Referenced by s390_emit_call(), s390_emit_const(), and s390_emit_set_r2().

s390_emit_log_not()

static void s390_emit_log_not ( void  )

static

Definition at line 1622 of file linux-s390-low.c.

References add_insns().

Referenced by s390_emit_equal().

s390_emit_lsh()

static void s390_emit_lsh ( void  )

static

Definition at line 1568 of file linux-s390-low.c.

References add_insns().

s390_emit_lt_goto()

static void s390_emit_lt_goto ( int *  offset_p, int *  size_p  )

static

Definition at line 2076 of file linux-s390-low.c.

References add_insns().

s390_emit_mul()

static void s390_emit_mul ( void  )

static

Definition at line 1560 of file linux-s390-low.c.

References emit_error.

s390_emit_ne_goto()

static void s390_emit_ne_goto ( int *  offset_p, int *  size_p  )

static

Definition at line 2056 of file linux-s390-low.c.

References add_insns().

s390_emit_ops()

static struct emit_ops* s390_emit_ops ( void  )

static

Definition at line 2798 of file linux-s390-low.c.

References current_thread, get_thread_regcache(), register_size(), s390_emit_ops_impl, and regcache::tdesc.

s390_emit_pop()

static void s390_emit_pop ( void  )

static

Definition at line 1920 of file linux-s390-low.c.

References add_insns().

s390_emit_prologue()

static void s390_emit_prologue ( void  )

static

Definition at line 1503 of file linux-s390-low.c.

References add_insns().

s390_emit_ref()

static void s390_emit_ref ( int  size )

static

Definition at line 1745 of file linux-s390-low.c.

References add_insns(), and emit_error.

s390_emit_reg()

static void s390_emit_reg ( int  reg )

static

Definition at line 1907 of file linux-s390-low.c.

References add_insns(), get_raw_reg_func_addr(), and s390_emit_call().

s390_emit_rsh_signed()

static void s390_emit_rsh_signed ( void  )

static

Definition at line 1582 of file linux-s390-low.c.

References add_insns().

s390_emit_rsh_unsigned()

static void s390_emit_rsh_unsigned ( void  )

static

Definition at line 1596 of file linux-s390-low.c.

References add_insns().

s390_emit_set_r2()

static void s390_emit_set_r2 ( int  arg1 )

static

Definition at line 1981 of file linux-s390-low.c.

References add_insns(), and s390_emit_litpool().

Referenced by s390_emit_int_call_1(), and s390_emit_void_call_2().

s390_emit_stack_adjust()

static void s390_emit_stack_adjust ( int  n )

static

Definition at line 1970 of file linux-s390-low.c.

References add_insns().

s390_emit_stack_flush()

static void s390_emit_stack_flush ( void  )

static

Definition at line 1932 of file linux-s390-low.c.

References add_insns().

s390_emit_sub()

static void s390_emit_sub ( void  )

static

Definition at line 1544 of file linux-s390-low.c.

References add_insns().

s390_emit_swap()

static void s390_emit_swap ( void  )

static

Definition at line 1956 of file linux-s390-low.c.

References add_insns().

s390_emit_void_call_2()

static void s390_emit_void_call_2 ( CORE_ADDR  fn, int  arg1  )

static

Definition at line 2014 of file linux-s390-low.c.

References add_insns(), s390_emit_call(), and s390_emit_set_r2().

s390_emit_zero_ext()

static void s390_emit_zero_ext ( int  arg )

static

Definition at line 1944 of file linux-s390-low.c.

References add_insns().

s390_fill_gprs_high()

static void s390_fill_gprs_high ( struct regcache *  regcache, void *  buf  )

static

Definition at line 282 of file linux-s390-low.c.

References collect_register(), find_regno(), and regcache::tdesc.

s390_fill_gregset()

static void s390_fill_gregset ( struct regcache *  regcache, void *  buf  )

static

Definition at line 261 of file linux-s390-low.c.

References usrregs_info::num_regs, usrregs_info::regmap, linux_target_ops::regs_info, s390_collect_ptrace_register(), the_low_target, and regs_info::usrregs.

s390_fill_gs()

static void s390_fill_gs ( struct regcache *  regcache, void *  buf  )

static

Definition at line 378 of file linux-s390-low.c.

References collect_register(), find_regno(), and regcache::tdesc.

s390_fill_gsbc()

static void s390_fill_gsbc ( struct regcache *  regcache, void *  buf  )

static

Definition at line 398 of file linux-s390-low.c.

References collect_register(), find_regno(), and regcache::tdesc.

s390_fill_system_call()

static void s390_fill_system_call ( struct regcache *  regcache, void *  buf  )

static

Definition at line 312 of file linux-s390-low.c.

References collect_register_by_name().

s390_fill_vxrs_high()

static void s390_fill_vxrs_high ( struct regcache *  regcache, void *  buf  )

static

Definition at line 358 of file linux-s390-low.c.

References collect_register(), find_regno(), and regcache::tdesc.

s390_fill_vxrs_low()

static void s390_fill_vxrs_low ( struct regcache *  regcache, void *  buf  )

static

Definition at line 338 of file linux-s390-low.c.

References collect_register(), find_regno(), and regcache::tdesc.

s390_get_hwcap()

static unsigned long s390_get_hwcap ( const struct target_desc *  tdesc )

static

Definition at line 490 of file linux-s390-low.c.

References alloca(), offset, target_ops::read_auxv, register_size(), and the_target.

Referenced by s390_arch_setup().

s390_get_ipa_tdesc_idx()

static int s390_get_ipa_tdesc_idx ( void  )

static

Definition at line 1426 of file linux-s390-low.c.

References current_thread, get_thread_regcache(), S390_TDESC_32, S390_TDESC_32V1, S390_TDESC_32V2, S390_TDESC_64, S390_TDESC_64V1, S390_TDESC_64V2, S390_TDESC_TE, S390_TDESC_TEVX, S390_TDESC_VX, regcache::tdesc, tdesc_s390_linux32, tdesc_s390_linux32v1, tdesc_s390_linux32v2, tdesc_s390_linux64, tdesc_s390_linux64v1, tdesc_s390_linux64v2, tdesc_s390_te_linux64, tdesc_s390_tevx_linux64, and tdesc_s390_vx_linux64.

s390_get_min_fast_tracepoint_insn_len()

static int s390_get_min_fast_tracepoint_insn_len ( void  )

static

Definition at line 1413 of file linux-s390-low.c.

s390_get_pc()

static CORE_ADDR s390_get_pc ( struct regcache *  regcache )

static

Definition at line 456 of file linux-s390-low.c.

References collect_register_by_name(), register_size(), and regcache::tdesc.

s390_get_thread_area()

static int s390_get_thread_area ( int  lwpid, CORE_ADDR *  addrp  )

static

Definition at line 769 of file linux-s390-low.c.

References current_thread, get_thread_regcache(), ptrace(), register_size(), and regcache::tdesc.

s390_install_fast_tracepoint_jump_pad()

static int s390_install_fast_tracepoint_jump_pad ( CORE_ADDR  tpoint, CORE_ADDR  tpaddr, CORE_ADDR  collector, CORE_ADDR  lockaddr, ULONGEST  orig_size, CORE_ADDR *  jump_entry, CORE_ADDR *  trampoline, ULONGEST *  trampoline_size, unsigned char *  jjump_pad_insn, ULONGEST *  jjump_pad_insn_size, CORE_ADDR *  adjusted_insn_addr, CORE_ADDR *  adjusted_insn_addr_end, char *  err  )

static

Definition at line 1243 of file linux-s390-low.c.

References append_insns(), current_thread, get_thread_regcache(), have_hwcap_s390_high_gprs, have_hwcap_s390_vx, offset, register_size(), s390_ft_entry_fr, s390_ft_entry_gpr_esa, s390_ft_entry_gpr_zarch, s390_ft_entry_misc, s390_ft_entry_vr, s390_ft_exit_fr, s390_ft_exit_gpr_esa, s390_ft_exit_gpr_zarch, s390_ft_exit_misc, s390_ft_exit_vr, s390_ft_main_31, s390_ft_main_64, s390_relocate_instruction(), and regcache::tdesc.

s390_regs_info()

static const struct regs_info* s390_regs_info ( void  )

static

Definition at line 742 of file linux-s390-low.c.

References current_process(), have_hwcap_s390_high_gprs, register_size(), regs_info, regs_info_3264, and process_info::tdesc.

s390_relocate_instruction()

static int s390_relocate_instruction ( CORE_ADDR *  to, CORE_ADDR  oldloc, int  is_64  )

static

Definition at line 1085 of file linux-s390-low.c.

References append_insns(), and read_inferior_memory().

Referenced by s390_install_fast_tracepoint_jump_pad().

s390_set_pc()

static void s390_set_pc ( struct regcache *  regcache, CORE_ADDR  newpc  )

static

Definition at line 473 of file linux-s390-low.c.

References collect_register_by_name(), register_size(), supply_register_by_name(), and regcache::tdesc.

s390_store_gprs_high()

static void s390_store_gprs_high ( struct regcache *  regcache, const void *  buf  )

static

Definition at line 292 of file linux-s390-low.c.

References find_regno(), supply_register(), and regcache::tdesc.

s390_store_gs()

static void s390_store_gs ( struct regcache *  regcache, const void *  buf  )

static

Definition at line 388 of file linux-s390-low.c.

References find_regno(), supply_register(), and regcache::tdesc.

s390_store_gsbc()

static void s390_store_gsbc ( struct regcache *  regcache, const void *  buf  )

static

Definition at line 408 of file linux-s390-low.c.

References find_regno(), supply_register(), and regcache::tdesc.

s390_store_last_break()

static void s390_store_last_break ( struct regcache *  regcache, const void *  buf  )

static

Definition at line 303 of file linux-s390-low.c.

References register_size(), supply_register_by_name(), and regcache::tdesc.

s390_store_system_call()

static void s390_store_system_call ( struct regcache *  regcache, const void *  buf  )

static

Definition at line 318 of file linux-s390-low.c.

References supply_register_by_name().

s390_store_tdb()

static void s390_store_tdb ( struct regcache *  regcache, const void *  buf  )

static

Definition at line 324 of file linux-s390-low.c.

References find_regno(), supply_register(), and regcache::tdesc.

s390_store_vxrs_high()

static void s390_store_vxrs_high ( struct regcache *  regcache, const void *  buf  )

static

Definition at line 368 of file linux-s390-low.c.

References find_regno(), supply_register(), and regcache::tdesc.

s390_store_vxrs_low()

static void s390_store_vxrs_low ( struct regcache *  regcache, const void *  buf  )

static

Definition at line 348 of file linux-s390-low.c.

References find_regno(), supply_register(), and regcache::tdesc.

s390_supply_ptrace_register()

static void s390_supply_ptrace_register ( struct regcache *  regcache, int  regno, const char *  buf  )

static

Definition at line 202 of file linux-s390-low.c.

References alloca(), collect_register(), usrregs_info::num_regs, register_size(), usrregs_info::regmap, linux_target_ops::regs_info, supply_register(), regcache::tdesc, the_low_target, and regs_info::usrregs.

s390_supports_hardware_single_step()

static int s390_supports_hardware_single_step ( void  )

static

Definition at line 696 of file linux-s390-low.c.

s390_supports_tracepoints()

static int s390_supports_tracepoints ( void  )

static

Definition at line 761 of file linux-s390-low.c.

s390_supports_z_point_type()

static int s390_supports_z_point_type ( char  z_type )

static

Definition at line 682 of file linux-s390-low.c.

References Z_PACKET_SW_BP.

s390_sw_breakpoint_from_kind()

static const gdb_byte* s390_sw_breakpoint_from_kind ( int  kind, int *  size  )

static

Definition at line 449 of file linux-s390-low.c.

References s390_breakpoint, and s390_breakpoint_len.

s390_write_goto_address()

static void s390_write_goto_address ( CORE_ADDR  from, CORE_ADDR  to, int  size  )

static

Definition at line 1817 of file linux-s390-low.c.

References emit_error, and write_inferior_memory().

Variable Documentation

have_hwcap_s390_high_gprs

int have_hwcap_s390_high_gprs = 0

static

Definition at line 534 of file linux-s390-low.c.

Referenced by s390_arch_setup(), s390_install_fast_tracepoint_jump_pad(), and s390_regs_info().

have_hwcap_s390_vx

int have_hwcap_s390_vx = 0

static

Definition at line 535 of file linux-s390-low.c.

Referenced by s390_arch_setup(), and s390_install_fast_tracepoint_jump_pad().

regs_info

struct regs_info regs_info

static

Initial value:

=
  {
    NULL, 
    &s390_usrregs_info,
    &s390_regsets_info
  }

Definition at line 714 of file linux-s390-low.c.

Referenced by s390_regs_info().

regs_info_3264

struct regs_info regs_info_3264

static

Initial value:

=
  {
    NULL, 
    &s390_usrregs_info_3264,
    &s390_regsets_info_3264
  }

Definition at line 734 of file linux-s390-low.c.

Referenced by s390_regs_info().

s390_breakpoint

const gdb_byte s390_breakpoint[] = { 0, 1 }

static

Definition at line 443 of file linux-s390-low.c.

Referenced by s390_breakpoint_at(), and s390_sw_breakpoint_from_kind().

s390_emit_ops_impl

struct emit_ops s390_emit_ops_impl

static

Definition at line 2188 of file linux-s390-low.c.

Referenced by s390_emit_ops().

s390_ft_entry_fr

const unsigned char s390_ft_entry_fr[]

static

Initial value:

= {
  0x60, 0x00, 0xf0, 0x00,       
  0x60, 0x10, 0xf0, 0x10,       
  0x60, 0x20, 0xf0, 0x20,       
  0x60, 0x30, 0xf0, 0x30,       
  0x60, 0x40, 0xf0, 0x40,       
  0x60, 0x50, 0xf0, 0x50,       
  0x60, 0x60, 0xf0, 0x60,       
  0x60, 0x70, 0xf0, 0x70,       
  0x60, 0x80, 0xf0, 0x80,       
  0x60, 0x90, 0xf0, 0x90,       
  0x60, 0xa0, 0xf0, 0xa0,       
  0x60, 0xb0, 0xf0, 0xb0,       
  0x60, 0xc0, 0xf0, 0xc0,       
  0x60, 0xd0, 0xf0, 0xd0,       
  0x60, 0xe0, 0xf0, 0xe0,       
  0x60, 0xf0, 0xf0, 0xf0,       
}

Definition at line 904 of file linux-s390-low.c.

Referenced by s390_install_fast_tracepoint_jump_pad().

s390_ft_entry_gpr_esa

const unsigned char s390_ft_entry_gpr_esa[]

static

Definition at line 807 of file linux-s390-low.c.

Referenced by s390_install_fast_tracepoint_jump_pad().

s390_ft_entry_gpr_zarch

const unsigned char s390_ft_entry_gpr_zarch[]

static

Initial value:

= {
  0xa7, 0x14, 0x00, 0x21,       
  0xa7, 0x24, 0x00, 0x16,       
  0xa7, 0x44, 0x00, 0x0b,       
  
  0xa7, 0xfb, 0xfd, 0x00,       
  0xeb, 0x0e, 0xf2, 0x00, 0x00, 0x24,   
  0xa7, 0x08, 0x00, 0x00,       
  0xa7, 0xf4, 0x00, 0x1b,       
  
  0xa7, 0xfb, 0xfd, 0x00,       
  0xeb, 0x0e, 0xf2, 0x00, 0x00, 0x24,   
  0xa7, 0x08, 0x10, 0x00,       
  0xa7, 0xf4, 0x00, 0x12,       
  
  0xa7, 0xfb, 0xfd, 0x00,       
  0xeb, 0x0e, 0xf2, 0x00, 0x00, 0x24,   
  0xa7, 0x08, 0x20, 0x00,       
  0xa7, 0xf4, 0x00, 0x09,       
  
  0xa7, 0xfb, 0xfd, 0x00,       
  0xeb, 0x0e, 0xf2, 0x00, 0x00, 0x24,   
  0xa7, 0x08, 0x30, 0x00,       
  
  0xb9, 0x04, 0x00, 0x1f,       
  0xa7, 0x1b, 0x03, 0x00,       
  0xe3, 0x10, 0xf2, 0x78, 0x00, 0x24,   
}

Definition at line 859 of file linux-s390-low.c.

Referenced by s390_install_fast_tracepoint_jump_pad().

s390_ft_entry_misc

const unsigned char s390_ft_entry_misc[]

static

Initial value:

= {
  0x9b, 0x0f, 0xf2, 0x80,       
  0xb9, 0x8d, 0x00, 0x23,       
  0xa7, 0x18, 0xcf, 0xff,       
  0x14, 0x21,               
  0x16, 0x20,               
  0x50, 0x20, 0xf2, 0xc0,       
  0x50, 0x30, 0xf2, 0xc4,       
  0xb2, 0x9c, 0xf2, 0xd0,       
}

Definition at line 891 of file linux-s390-low.c.

Referenced by s390_install_fast_tracepoint_jump_pad().

s390_ft_entry_vr

const unsigned char s390_ft_entry_vr[]

static

Initial value:

= {
  0xe7, 0x0f, 0xf0, 0x00, 0x00, 0x3e,   
  0xe7, 0x0f, 0xf1, 0x00, 0x0c, 0x3e,   
}

Definition at line 925 of file linux-s390-low.c.

Referenced by s390_install_fast_tracepoint_jump_pad().

s390_ft_exit_fr

const unsigned char s390_ft_exit_fr[]

static

Initial value:

= {
  0x68, 0x00, 0xf0, 0x00,       
  0x68, 0x10, 0xf0, 0x10,       
  0x68, 0x20, 0xf0, 0x20,       
  0x68, 0x30, 0xf0, 0x30,       
  0x68, 0x40, 0xf0, 0x40,       
  0x68, 0x50, 0xf0, 0x50,       
  0x68, 0x60, 0xf0, 0x60,       
  0x68, 0x70, 0xf0, 0x70,       
  0x68, 0x80, 0xf0, 0x80,       
  0x68, 0x90, 0xf0, 0x90,       
  0x68, 0xa0, 0xf0, 0xa0,       
  0x68, 0xb0, 0xf0, 0xb0,       
  0x68, 0xc0, 0xf0, 0xc0,       
  0x68, 0xd0, 0xf0, 0xd0,       
  0x68, 0xe0, 0xf0, 0xe0,       
  0x68, 0xf0, 0xf0, 0xf0,       
}

Definition at line 1002 of file linux-s390-low.c.

Referenced by s390_install_fast_tracepoint_jump_pad().

s390_ft_exit_gpr_esa

const unsigned char s390_ft_exit_gpr_esa[]

static

Initial value:

= {
  0x58, 0x00, 0xf2, 0x04,       
  0x58, 0x10, 0xf2, 0x0c,       
  0x58, 0x20, 0xf2, 0x14,       
  0x58, 0x30, 0xf2, 0x1c,       
  0x58, 0x40, 0xf2, 0x24,       
  0x58, 0x50, 0xf2, 0x2c,       
  0x58, 0x60, 0xf2, 0x34,       
  0x58, 0x70, 0xf2, 0x3c,       
  0x58, 0x80, 0xf2, 0x44,       
  0x58, 0x90, 0xf2, 0x4c,       
  0x58, 0xa0, 0xf2, 0x54,       
  0x58, 0xb0, 0xf2, 0x5c,       
  0x58, 0xc0, 0xf2, 0x64,       
  0x58, 0xd0, 0xf2, 0x6c,       
  0x58, 0xe0, 0xf2, 0x74,       
  0x58, 0xf0, 0xf2, 0x7c,       
}

Definition at line 1047 of file linux-s390-low.c.

Referenced by s390_install_fast_tracepoint_jump_pad().

s390_ft_exit_gpr_zarch

const unsigned char s390_ft_exit_gpr_zarch[]

static

Initial value:

= {
  0xeb, 0x0f, 0xf2, 0x00, 0x00, 0x04,   
}

Definition at line 1069 of file linux-s390-low.c.

Referenced by s390_install_fast_tracepoint_jump_pad().

s390_ft_exit_misc

const unsigned char s390_ft_exit_misc[]

static

Initial value:

= {
  0xb2, 0x9d, 0xf2, 0xd0,       
  0x58, 0x00, 0xf2, 0xc0,       
  
  0x88, 0x00, 0x00, 0x0c,       
  0x89, 0x00, 0x00, 0x1e,       
  
  0x1e, 0x00,               
  0x9a, 0x0f, 0xf2, 0x80,       
}

Definition at line 1032 of file linux-s390-low.c.

Referenced by s390_install_fast_tracepoint_jump_pad().

s390_ft_exit_vr

const unsigned char s390_ft_exit_vr[]

static

Initial value:

= {
  0xe7, 0x0f, 0xf0, 0x00, 0x00, 0x36,   
  0xe7, 0x0f, 0xf1, 0x00, 0x0c, 0x36,   
}

Definition at line 1023 of file linux-s390-low.c.

Referenced by s390_install_fast_tracepoint_jump_pad().

s390_ft_main_31

const unsigned char s390_ft_main_31[]

static

Definition at line 933 of file linux-s390-low.c.

Referenced by s390_install_fast_tracepoint_jump_pad().

s390_ft_main_64

const unsigned char s390_ft_main_64[]

static

Definition at line 968 of file linux-s390-low.c.

Referenced by s390_install_fast_tracepoint_jump_pad().

s390_regmap

int s390_regmap[]

static

Initial value:

= {
  PT_PSWMASK, PT_PSWADDR,

  PT_GPR0, PT_GPR1, PT_GPR2, PT_GPR3,
  PT_GPR4, PT_GPR5, PT_GPR6, PT_GPR7,
  PT_GPR8, PT_GPR9, PT_GPR10, PT_GPR11,
  PT_GPR12, PT_GPR13, PT_GPR14, PT_GPR15,

  PT_ACR0, PT_ACR1, PT_ACR2, PT_ACR3,
  PT_ACR4, PT_ACR5, PT_ACR6, PT_ACR7,
  PT_ACR8, PT_ACR9, PT_ACR10, PT_ACR11,
  PT_ACR12, PT_ACR13, PT_ACR14, PT_ACR15,

  PT_FPC,


  PT_FPR0_HI, PT_FPR1_HI, PT_FPR2_HI, PT_FPR3_HI,
  PT_FPR4_HI, PT_FPR5_HI, PT_FPR6_HI, PT_FPR7_HI,
  PT_FPR8_HI, PT_FPR9_HI, PT_FPR10_HI, PT_FPR11_HI,
  PT_FPR12_HI, PT_FPR13_HI, PT_FPR14_HI, PT_FPR15_HI,







  PT_ORIGGPR2,
}

Definition at line 54 of file linux-s390-low.c.

s390_regmap_3264

int s390_regmap_3264[]

static

Initial value:

= {
  PT_PSWMASK, PT_PSWADDR,

  -1, PT_GPR0, -1, PT_GPR1,
  -1, PT_GPR2, -1, PT_GPR3,
  -1, PT_GPR4, -1, PT_GPR5,
  -1, PT_GPR6, -1, PT_GPR7,
  -1, PT_GPR8, -1, PT_GPR9,
  -1, PT_GPR10, -1, PT_GPR11,
  -1, PT_GPR12, -1, PT_GPR13,
  -1, PT_GPR14, -1, PT_GPR15,

  PT_ACR0, PT_ACR1, PT_ACR2, PT_ACR3,
  PT_ACR4, PT_ACR5, PT_ACR6, PT_ACR7,
  PT_ACR8, PT_ACR9, PT_ACR10, PT_ACR11,
  PT_ACR12, PT_ACR13, PT_ACR14, PT_ACR15,

  PT_FPC,

  PT_FPR0_HI, PT_FPR1_HI, PT_FPR2_HI, PT_FPR3_HI,
  PT_FPR4_HI, PT_FPR5_HI, PT_FPR6_HI, PT_FPR7_HI,
  PT_FPR8_HI, PT_FPR9_HI, PT_FPR10_HI, PT_FPR11_HI,
  PT_FPR12_HI, PT_FPR13_HI, PT_FPR14_HI, PT_FPR15_HI,

  PT_ORIGGPR2,
}

Definition at line 114 of file linux-s390-low.c.

s390_regsets

struct regset_info s390_regsets[]

static

Initial value:

= {
  { 0, 0, 0, 0, GENERAL_REGS, s390_fill_gregset, NULL },

  { PTRACE_GETREGSET, PTRACE_SETREGSET, NT_S390_HIGH_GPRS, 0,
    EXTENDED_REGS, s390_fill_gprs_high, s390_store_gprs_high },

  
  { PTRACE_GETREGSET, -1, NT_S390_LAST_BREAK, 0, EXTENDED_REGS,
    NULL, s390_store_last_break },
  { PTRACE_GETREGSET, PTRACE_SETREGSET, NT_S390_SYSTEM_CALL, 0,
    EXTENDED_REGS, s390_fill_system_call, s390_store_system_call },
  
  { PTRACE_GETREGSET, -1, NT_S390_TDB, 0, EXTENDED_REGS,
    NULL, s390_store_tdb },
  { PTRACE_GETREGSET, PTRACE_SETREGSET, NT_S390_VXRS_LOW, 0,
    EXTENDED_REGS, s390_fill_vxrs_low, s390_store_vxrs_low },
  { PTRACE_GETREGSET, PTRACE_SETREGSET, NT_S390_VXRS_HIGH, 0,
    EXTENDED_REGS, s390_fill_vxrs_high, s390_store_vxrs_high },
  { PTRACE_GETREGSET, PTRACE_SETREGSET, NT_S390_GS_CB, 0,
    EXTENDED_REGS, s390_fill_gs, s390_store_gs },
  { PTRACE_GETREGSET, PTRACE_SETREGSET, NT_S390_GS_BC, 0,
    EXTENDED_REGS, s390_fill_gsbc, s390_store_gsbc },
  NULL_REGSET
}

Definition at line 417 of file linux-s390-low.c.

Referenced by s390_arch_setup().

s390_regsets_info

struct regsets_info s390_regsets_info

static

Initial value:

=
  {
    s390_regsets, 
    0, 
    NULL, 
  }

Definition at line 707 of file linux-s390-low.c.

Referenced by initialize_low_arch().

s390_regsets_info_3264

struct regsets_info s390_regsets_info_3264

static

Initial value:

=
  {
    s390_regsets, 
    0, 
    NULL, 
  }

Definition at line 727 of file linux-s390-low.c.

Referenced by initialize_low_arch().

s390_usrregs_info

struct usrregs_info s390_usrregs_info

static

Initial value:

=
  {
    s390_num_regs,
    s390_regmap,
  }

Definition at line 701 of file linux-s390-low.c.

s390_usrregs_info_3264

struct usrregs_info s390_usrregs_info_3264

static

Initial value:

=
  {
    s390_num_regs_3264,
    s390_regmap_3264
  }

Definition at line 721 of file linux-s390-low.c.

the_low_target

struct linux_target_ops the_low_target

Definition at line 2810 of file linux-s390-low.c.

Referenced by s390_collect_ptrace_register(), s390_fill_gregset(), and s390_supply_ptrace_register().