path: root/gdb/s390-linux-tdep.c

/* Target-dependent code for GNU/Linux on s390.

   Copyright (C) 2001-2018 Free Software Foundation, Inc.

   Contributed by D.J. Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com)
   for IBM Deutschland Entwicklung GmbH, IBM Corporation.

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#include "defs.h"
#include "arch-utils.h"
#include "frame.h"
#include "inferior.h"
#include "infrun.h"
#include "symtab.h"
#include "target.h"
#include "gdbcore.h"
#include "gdbcmd.h"
#include "objfiles.h"
#include "osabi.h"
#include "regcache.h"
#include "trad-frame.h"
#include "frame-base.h"
#include "frame-unwind.h"
#include "dwarf2-frame.h"
#include "reggroups.h"
#include "regset.h"
#include "value.h"
#include "dis-asm.h"
#include "solib-svr4.h"
#include "prologue-value.h"
#include "linux-tdep.h"
#include "s390-tdep.h"
#include "s390-linux-tdep.h"
#include "linux-record.h"
#include "record-full.h"
#include "auxv.h"
#include "xml-syscall.h"

#include "stap-probe.h"
#include "ax.h"
#include "ax-gdb.h"
#include "user-regs.h"
#include "cli/cli-utils.h"
#include <ctype.h>
#include "elf/common.h"
#include "elf/s390.h"
#include "elf-bfd.h"
#include <algorithm>

#include "features/s390-linux32.c"
#include "features/s390-linux32v1.c"
#include "features/s390-linux32v2.c"
#include "features/s390-linux64.c"
#include "features/s390-linux64v1.c"
#include "features/s390-linux64v2.c"
#include "features/s390-te-linux64.c"
#include "features/s390-vx-linux64.c"
#include "features/s390-tevx-linux64.c"
#include "features/s390-gs-linux64.c"
#include "features/s390x-linux64.c"
#include "features/s390x-linux64v1.c"
#include "features/s390x-linux64v2.c"
#include "features/s390x-te-linux64.c"
#include "features/s390x-vx-linux64.c"
#include "features/s390x-tevx-linux64.c"
#include "features/s390x-gs-linux64.c"

#define XML_SYSCALL_FILENAME_S390 "syscalls/s390-linux.xml"
#define XML_SYSCALL_FILENAME_S390X "syscalls/s390x-linux.xml"

static int
s390_cannot_store_register (struct gdbarch *gdbarch, int regnum)
{
  /* The last-break address is read-only.  */
  return regnum == S390_LAST_BREAK_REGNUM;
}

static void
s390_write_pc (struct regcache *regcache, CORE_ADDR pc)
{
  struct gdbarch *gdbarch = regcache->arch ();
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);

  regcache_cooked_write_unsigned (regcache, tdep->pc_regnum, pc);

  /* Set special SYSTEM_CALL register to 0 to prevent the kernel from
     messing with the PC we just installed, if we happen to be within
     an interrupted system call that the kernel wants to restart.

     Note that after we return from the dummy call, the SYSTEM_CALL and
     ORIG_R2 registers will be automatically restored, and the kernel
     continues to restart the system call at this point.  */
  if (register_size (gdbarch, S390_SYSTEM_CALL_REGNUM) > 0)
    regcache_cooked_write_unsigned (regcache, S390_SYSTEM_CALL_REGNUM, 0);
}

/* Maps for register sets.  */

static const struct regcache_map_entry s390_gregmap[] =
  {
    { 1, S390_PSWM_REGNUM },
    { 1, S390_PSWA_REGNUM },
    { 16, S390_R0_REGNUM },
    { 16, S390_A0_REGNUM },
    { 1, S390_ORIG_R2_REGNUM },
    { 0 }
  };

static const struct regcache_map_entry s390_fpregmap[] =
  {
    { 1, S390_FPC_REGNUM, 8 },
    { 16, S390_F0_REGNUM, 8 },
    { 0 }
  };

static const struct regcache_map_entry s390_regmap_upper[] =
  {
    { 16, S390_R0_UPPER_REGNUM, 4 },
    { 0 }
  };

static const struct regcache_map_entry s390_regmap_last_break[] =
  {
    { 1, REGCACHE_MAP_SKIP, 4 },
    { 1, S390_LAST_BREAK_REGNUM, 4 },
    { 0 }
  };

static const struct regcache_map_entry s390x_regmap_last_break[] =
  {
    { 1, S390_LAST_BREAK_REGNUM, 8 },
    { 0 }
  };

static const struct regcache_map_entry s390_regmap_system_call[] =
  {
    { 1, S390_SYSTEM_CALL_REGNUM, 4 },
    { 0 }
  };

static const struct regcache_map_entry s390_regmap_tdb[] =
  {
    { 1, S390_TDB_DWORD0_REGNUM, 8 },
    { 1, S390_TDB_ABORT_CODE_REGNUM, 8 },
    { 1, S390_TDB_CONFLICT_TOKEN_REGNUM, 8 },
    { 1, S390_TDB_ATIA_REGNUM, 8 },
    { 12, REGCACHE_MAP_SKIP, 8 },
    { 16, S390_TDB_R0_REGNUM, 8 },
    { 0 }
  };

static const struct regcache_map_entry s390_regmap_vxrs_low[] =
  {
    { 16, S390_V0_LOWER_REGNUM, 8 },
    { 0 }
  };

static const struct regcache_map_entry s390_regmap_vxrs_high[] =
  {
    { 16, S390_V16_REGNUM, 16 },
    { 0 }
  };

static const struct regcache_map_entry s390_regmap_gs[] =
  {
    { 1, REGCACHE_MAP_SKIP, 8 },
    { 1, S390_GSD_REGNUM, 8 },
    { 1, S390_GSSM_REGNUM, 8 },
    { 1, S390_GSEPLA_REGNUM, 8 },
    { 0 }
  };

static const struct regcache_map_entry s390_regmap_gsbc[] =
  {
    { 1, REGCACHE_MAP_SKIP, 8 },
    { 1, S390_BC_GSD_REGNUM, 8 },
    { 1, S390_BC_GSSM_REGNUM, 8 },
    { 1, S390_BC_GSEPLA_REGNUM, 8 },
    { 0 }
  };


/* Supply the TDB regset.  Like regcache_supply_regset, but invalidate
   the TDB registers unless the TDB format field is valid.  */

static void
s390_supply_tdb_regset (const struct regset *regset, struct regcache *regcache,
		    int regnum, const void *regs, size_t len)
{
  ULONGEST tdw;
  enum register_status ret;

  regcache_supply_regset (regset, regcache, regnum, regs, len);
  ret = regcache_cooked_read_unsigned (regcache, S390_TDB_DWORD0_REGNUM, &tdw);
  if (ret != REG_VALID || (tdw >> 56) != 1)
    regcache_supply_regset (regset, regcache, regnum, NULL, len);
}

const struct regset s390_gregset = {
  s390_gregmap,
  regcache_supply_regset,
  regcache_collect_regset
};

const struct regset s390_fpregset = {
  s390_fpregmap,
  regcache_supply_regset,
  regcache_collect_regset
};

static const struct regset s390_upper_regset = {
  s390_regmap_upper,
  regcache_supply_regset,
  regcache_collect_regset
};

const struct regset s390_last_break_regset = {
  s390_regmap_last_break,
  regcache_supply_regset,
  regcache_collect_regset
};

const struct regset s390x_last_break_regset = {
  s390x_regmap_last_break,
  regcache_supply_regset,
  regcache_collect_regset
};

const struct regset s390_system_call_regset = {
  s390_regmap_system_call,
  regcache_supply_regset,
  regcache_collect_regset
};

const struct regset s390_tdb_regset = {
  s390_regmap_tdb,
  s390_supply_tdb_regset,
  regcache_collect_regset
};

const struct regset s390_vxrs_low_regset = {
  s390_regmap_vxrs_low,
  regcache_supply_regset,
  regcache_collect_regset
};

const struct regset s390_vxrs_high_regset = {
  s390_regmap_vxrs_high,
  regcache_supply_regset,
  regcache_collect_regset
};

const struct regset s390_gs_regset = {
  s390_regmap_gs,
  regcache_supply_regset,
  regcache_collect_regset
};

const struct regset s390_gsbc_regset = {
  s390_regmap_gsbc,
  regcache_supply_regset,
  regcache_collect_regset
};

/* Iterate over supported core file register note sections. */

static void
s390_iterate_over_regset_sections (struct gdbarch *gdbarch,
				   iterate_over_regset_sections_cb *cb,
				   void *cb_data,
				   const struct regcache *regcache)
{
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
  const int gregset_size = (tdep->abi == ABI_LINUX_S390 ?
			    s390_sizeof_gregset : s390x_sizeof_gregset);

  cb (".reg", gregset_size, &s390_gregset, NULL, cb_data);
  cb (".reg2", s390_sizeof_fpregset, &s390_fpregset, NULL, cb_data);

  if (tdep->abi == ABI_LINUX_S390 && tdep->gpr_full_regnum != -1)
    cb (".reg-s390-high-gprs", 16 * 4, &s390_upper_regset,
	"s390 GPR upper halves", cb_data);

  if (tdep->have_linux_v1)
    cb (".reg-s390-last-break", 8,
	(gdbarch_ptr_bit (gdbarch) == 32
	 ? &s390_last_break_regset : &s390x_last_break_regset),
	"s390 last-break address", cb_data);

  if (tdep->have_linux_v2)
    cb (".reg-s390-system-call", 4, &s390_system_call_regset,
	"s390 system-call", cb_data);

  /* If regcache is set, we are in "write" (gcore) mode.  In this
     case, don't iterate over the TDB unless its registers are
     available.  */
  if (tdep->have_tdb
      && (regcache == NULL
	  || REG_VALID == regcache_register_status (regcache,
						    S390_TDB_DWORD0_REGNUM)))
    cb (".reg-s390-tdb", s390_sizeof_tdbregset, &s390_tdb_regset,
	"s390 TDB", cb_data);

  if (tdep->v0_full_regnum != -1)
    {
      cb (".reg-s390-vxrs-low", 16 * 8, &s390_vxrs_low_regset,
	  "s390 vector registers 0-15 lower half", cb_data);
      cb (".reg-s390-vxrs-high", 16 * 16, &s390_vxrs_high_regset,
	  "s390 vector registers 16-31", cb_data);
    }

  /* Iterate over the guarded-storage regsets if in "read" mode, or if
     their registers are available.  */
  if (tdep->have_gs)
    {
      if (regcache == NULL
	  || REG_VALID == regcache_register_status (regcache,
						    S390_GSD_REGNUM))
	cb (".reg-s390-gs-cb", 4 * 8, &s390_gs_regset,
	    "s390 guarded-storage registers", cb_data);

      if (regcache == NULL
	  || REG_VALID == regcache_register_status (regcache,
						    S390_BC_GSD_REGNUM))
	cb (".reg-s390-gs-bc", 4 * 8, &s390_gsbc_regset,
	    "s390 guarded-storage broadcast control", cb_data);
    }
}

static const struct target_desc *
s390_core_read_description (struct gdbarch *gdbarch,
			    struct target_ops *target, bfd *abfd)
{
  asection *section = bfd_get_section_by_name (abfd, ".reg");
  CORE_ADDR hwcap = 0;
  bool high_gprs, v1, v2, te, vx, gs;

  target_auxv_search (target, AT_HWCAP, &hwcap);
  if (!section)
    return NULL;

  high_gprs = (bfd_get_section_by_name (abfd, ".reg-s390-high-gprs")
	       != NULL);
  v1 = (bfd_get_section_by_name (abfd, ".reg-s390-last-break") != NULL);
  v2 = (bfd_get_section_by_name (abfd, ".reg-s390-system-call") != NULL);
  vx = (hwcap & HWCAP_S390_VX);
  te = (hwcap & HWCAP_S390_TE);
  gs = (hwcap & HWCAP_S390_GS);

  switch (bfd_section_size (abfd, section))
    {
    case s390_sizeof_gregset:
      if (high_gprs)
	return (gs ? tdesc_s390_gs_linux64 :
		te && vx ? tdesc_s390_tevx_linux64 :
		vx ? tdesc_s390_vx_linux64 :
		te ? tdesc_s390_te_linux64 :
		v2 ? tdesc_s390_linux64v2 :
		v1 ? tdesc_s390_linux64v1 : tdesc_s390_linux64);
      else
	return (v2 ? tdesc_s390_linux32v2 :
		v1 ? tdesc_s390_linux32v1 : tdesc_s390_linux32);

    case s390x_sizeof_gregset:
      return (gs ? tdesc_s390x_gs_linux64 :
	      te && vx ? tdesc_s390x_tevx_linux64 :
	      vx ? tdesc_s390x_vx_linux64 :
	      te ? tdesc_s390x_te_linux64 :
	      v2 ? tdesc_s390x_linux64v2 :
	      v1 ? tdesc_s390x_linux64v1 : tdesc_s390x_linux64);

    default:
      return NULL;
    }
}

/* Signal trampoline stack frames.  */

struct s390_sigtramp_unwind_cache {
  CORE_ADDR frame_base;
  struct trad_frame_saved_reg *saved_regs;
};

static struct s390_sigtramp_unwind_cache *
s390_sigtramp_frame_unwind_cache (struct frame_info *this_frame,
				  void **this_prologue_cache)
{
  struct gdbarch *gdbarch = get_frame_arch (this_frame);
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
  int word_size = gdbarch_ptr_bit (gdbarch) / 8;
  enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
  struct s390_sigtramp_unwind_cache *info;
  ULONGEST this_sp, prev_sp;
  CORE_ADDR next_ra, next_cfa, sigreg_ptr, sigreg_high_off;
  int i;

  if (*this_prologue_cache)
    return (struct s390_sigtramp_unwind_cache *) *this_prologue_cache;

  info = FRAME_OBSTACK_ZALLOC (struct s390_sigtramp_unwind_cache);
  *this_prologue_cache = info;
  info->saved_regs = trad_frame_alloc_saved_regs (this_frame);

  this_sp = get_frame_register_unsigned (this_frame, S390_SP_REGNUM);
  next_ra = get_frame_pc (this_frame);
  next_cfa = this_sp + 16*word_size + 32;

  /* New-style RT frame:
	retcode + alignment (8 bytes)
	siginfo (128 bytes)
	ucontext (contains sigregs at offset 5 words).  */
  if (next_ra == next_cfa)
    {
      sigreg_ptr = next_cfa + 8 + 128 + align_up (5*word_size, 8);
      /* sigregs are followed by uc_sigmask (8 bytes), then by the
	 upper GPR halves if present.  */
      sigreg_high_off = 8;
    }

  /* Old-style RT frame and all non-RT frames:
	old signal mask (8 bytes)
	pointer to sigregs.  */
  else
    {
      sigreg_ptr = read_memory_unsigned_integer (next_cfa + 8,
						 word_size, byte_order);
      /* sigregs are followed by signo (4 bytes), then by the
	 upper GPR halves if present.  */
      sigreg_high_off = 4;
    }

  /* The sigregs structure looks like this:
	    long   psw_mask;
	    long   psw_addr;
	    long   gprs[16];
	    int    acrs[16];
	    int    fpc;
	    int    __pad;
	    double fprs[16];  */

  /* PSW mask and address.  */
  info->saved_regs[S390_PSWM_REGNUM].addr = sigreg_ptr;
  sigreg_ptr += word_size;
  info->saved_regs[S390_PSWA_REGNUM].addr = sigreg_ptr;
  sigreg_ptr += word_size;

  /* Then the GPRs.  */
  for (i = 0; i < 16; i++)
    {
      info->saved_regs[S390_R0_REGNUM + i].addr = sigreg_ptr;
      sigreg_ptr += word_size;
    }

  /* Then the ACRs.  */
  for (i = 0; i < 16; i++)
    {
      info->saved_regs[S390_A0_REGNUM + i].addr = sigreg_ptr;
      sigreg_ptr += 4;
    }

  /* The floating-point control word.  */
  info->saved_regs[S390_FPC_REGNUM].addr = sigreg_ptr;
  sigreg_ptr += 8;

  /* And finally the FPRs.  */
  for (i = 0; i < 16; i++)
    {
      info->saved_regs[S390_F0_REGNUM + i].addr = sigreg_ptr;
      sigreg_ptr += 8;
    }

  /* If we have them, the GPR upper halves are appended at the end.  */
  sigreg_ptr += sigreg_high_off;
  if (tdep->gpr_full_regnum != -1)
    for (i = 0; i < 16; i++)
      {
	info->saved_regs[S390_R0_UPPER_REGNUM + i].addr = sigreg_ptr;
	sigreg_ptr += 4;
      }

  /* Restore the previous frame's SP.  */
  prev_sp = read_memory_unsigned_integer (
			info->saved_regs[S390_SP_REGNUM].addr,
			word_size, byte_order);

  /* Determine our frame base.  */
  info->frame_base = prev_sp + 16*word_size + 32;

  return info;
}

static void
s390_sigtramp_frame_this_id (struct frame_info *this_frame,
			     void **this_prologue_cache,
			     struct frame_id *this_id)
{
  struct s390_sigtramp_unwind_cache *info
    = s390_sigtramp_frame_unwind_cache (this_frame, this_prologue_cache);
  *this_id = frame_id_build (info->frame_base, get_frame_pc (this_frame));
}

static struct value *
s390_sigtramp_frame_prev_register (struct frame_info *this_frame,
				   void **this_prologue_cache, int regnum)
{
  struct s390_sigtramp_unwind_cache *info
    = s390_sigtramp_frame_unwind_cache (this_frame, this_prologue_cache);
  return s390_trad_frame_prev_register (this_frame, info->saved_regs, regnum);
}

static int
s390_sigtramp_frame_sniffer (const struct frame_unwind *self,
			     struct frame_info *this_frame,
			     void **this_prologue_cache)
{
  CORE_ADDR pc = get_frame_pc (this_frame);
  bfd_byte sigreturn[2];

  if (target_read_memory (pc, sigreturn, 2))
    return 0;

  if (sigreturn[0] != op_svc)
    return 0;

  if (sigreturn[1] != 119 /* sigreturn */
      && sigreturn[1] != 173 /* rt_sigreturn */)
    return 0;

  return 1;
}

static const struct frame_unwind s390_sigtramp_frame_unwind = {
  SIGTRAMP_FRAME,
  default_frame_unwind_stop_reason,
  s390_sigtramp_frame_this_id,
  s390_sigtramp_frame_prev_register,
  NULL,
  s390_sigtramp_frame_sniffer
};

/* Retrieve the syscall number at a ptrace syscall-stop.  Return -1
   upon error. */

static LONGEST
s390_linux_get_syscall_number (struct gdbarch *gdbarch,
			       ptid_t ptid)
{
  struct regcache *regs = get_thread_regcache (ptid);
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
  enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
  ULONGEST pc;
  ULONGEST svc_number = -1;
  unsigned opcode;

  /* Assume that the PC points after the 2-byte SVC instruction.  We
     don't currently support SVC via EXECUTE. */
  regcache_cooked_read_unsigned (regs, tdep->pc_regnum, &pc);
  pc -= 2;
  opcode = read_memory_unsigned_integer ((CORE_ADDR) pc, 1, byte_order);
  if (opcode != op_svc)
    return -1;

  svc_number = read_memory_unsigned_integer ((CORE_ADDR) pc + 1, 1,
					     byte_order);
  if (svc_number == 0)
    regcache_cooked_read_unsigned (regs, S390_R1_REGNUM, &svc_number);

  return svc_number;
}

/* Process record-replay */

static struct linux_record_tdep s390_linux_record_tdep;
static struct linux_record_tdep s390x_linux_record_tdep;

/* Record all registers but PC register for process-record.  */

static int
s390_all_but_pc_registers_record (struct regcache *regcache)
{
  struct gdbarch *gdbarch = regcache->arch ();
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
  int i;

  for (i = 0; i < 16; i++)
    {
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + i))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_A0_REGNUM + i))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + i))
        return -1;
      if (tdep->gpr_full_regnum != -1)
        if (record_full_arch_list_add_reg (regcache, S390_R0_UPPER_REGNUM + i))
          return -1;
      if (tdep->v0_full_regnum != -1)
        {
          if (record_full_arch_list_add_reg (regcache, S390_V0_LOWER_REGNUM + i))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_V16_REGNUM + i))
            return -1;
        }
    }
  if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
    return -1;
  if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
    return -1;

  return 0;
}

static enum gdb_syscall
s390_canonicalize_syscall (int syscall, enum s390_abi_kind abi)
{
  switch (syscall)
    {
    /* s390 syscall numbers < 222 are mostly the same as x86, so just list
       the exceptions.  */
    case 0:
      return gdb_sys_no_syscall;
    case 7:
      return gdb_sys_restart_syscall;
    /* These syscalls work only on 31-bit.  */
    case 13: /* time */
    case 16: /* lchown[16] */
    case 23: /* setuid[16] */
    case 24: /* getuid[16] */
    case 25: /* stime */
    case 46: /* setgid[16] */
    case 47: /* getgid[16] */
    case 49: /* seteuid[16] */
    case 50: /* getegid[16] */
    case 70: /* setreuid[16] */
    case 71: /* setregid[16] */
    case 76: /* [old_]getrlimit */
    case 80: /* getgroups[16] */
    case 81: /* setgroups[16] */
    case 95: /* fchown[16] */
    case 101: /* ioperm */
    case 138: /* setfsuid[16] */
    case 139: /* setfsgid[16] */
    case 140: /* _llseek */
    case 164: /* setresuid[16] */
    case 165: /* getresuid[16] */
    case 170: /* setresgid[16] */
    case 171: /* getresgid[16] */
    case 182: /* chown[16] */
    case 192: /* mmap2 */
    case 193: /* truncate64 */
    case 194: /* ftruncate64 */
    case 195: /* stat64 */
    case 196: /* lstat64 */
    case 197: /* fstat64 */
    case 221: /* fcntl64 */
      if (abi == ABI_LINUX_S390)
        return (enum gdb_syscall) syscall;
      return gdb_sys_no_syscall;
    /* These syscalls don't exist on s390.  */
    case 17: /* break */
    case 18: /* oldstat */
    case 28: /* oldfstat */
    case 31: /* stty */
    case 32: /* gtty */
    case 35: /* ftime */
    case 44: /* prof */
    case 53: /* lock */
    case 56: /* mpx */
    case 58: /* ulimit */
    case 59: /* oldolduname */
    case 68: /* sgetmask */
    case 69: /* ssetmask */
    case 82: /* [old_]select */
    case 84: /* oldlstat */
    case 98: /* profil */
    case 109: /* olduname */
    case 113: /* vm86old */
    case 123: /* modify_ldt */
    case 166: /* vm86 */
      return gdb_sys_no_syscall;
    case 110:
      return gdb_sys_lookup_dcookie;
    /* Here come the differences.  */
    case 222:
      return gdb_sys_readahead;
    case 223:
      if (abi == ABI_LINUX_S390)
        return gdb_sys_sendfile64;
      return gdb_sys_no_syscall;
    /* 224-235 handled below */
    case 236:
      return gdb_sys_gettid;
    case 237:
      return gdb_sys_tkill;
    case 238:
      return gdb_sys_futex;
    case 239:
      return gdb_sys_sched_setaffinity;
    case 240:
      return gdb_sys_sched_getaffinity;
    case 241:
      return gdb_sys_tgkill;
    /* 242 reserved */
    case 243:
      return gdb_sys_io_setup;
    case 244:
      return gdb_sys_io_destroy;
    case 245:
      return gdb_sys_io_getevents;
    case 246:
      return gdb_sys_io_submit;
    case 247:
      return gdb_sys_io_cancel;
    case 248:
      return gdb_sys_exit_group;
    case 249:
      return gdb_sys_epoll_create;
    case 250:
      return gdb_sys_epoll_ctl;
    case 251:
      return gdb_sys_epoll_wait;
    case 252:
      return gdb_sys_set_tid_address;
    case 253:
      return gdb_sys_fadvise64;
    /* 254-262 handled below */
    /* 263 reserved */
    case 264:
      if (abi == ABI_LINUX_S390)
        return gdb_sys_fadvise64_64;
      return gdb_sys_no_syscall;
    case 265:
      return gdb_sys_statfs64;
    case 266:
      return gdb_sys_fstatfs64;
    case 267:
      return gdb_sys_remap_file_pages;
    /* 268-270 reserved */
    /* 271-277 handled below */
    case 278:
      return gdb_sys_add_key;
    case 279:
      return gdb_sys_request_key;
    case 280:
      return gdb_sys_keyctl;
    case 281:
      return gdb_sys_waitid;
    /* 282-312 handled below */
    case 293:
      if (abi == ABI_LINUX_S390)
        return gdb_sys_fstatat64;
      return gdb_sys_newfstatat;
    /* 313+ not yet supported */
    default:
      {
	int ret;

	/* Most "old" syscalls copied from i386.  */
	if (syscall <= 221)
	  ret = syscall;
	/* xattr syscalls.  */
	else if (syscall >= 224 && syscall <= 235)
	  ret = syscall + 2;
	/* timer syscalls.  */
	else if (syscall >= 254 && syscall <= 262)
	  ret = syscall + 5;
	/* mq_* and kexec_load */
	else if (syscall >= 271 && syscall <= 277)
	  ret = syscall + 6;
	/* ioprio_set .. epoll_pwait */
	else if (syscall >= 282 && syscall <= 312)
	  ret = syscall + 7;
	else
	  ret = gdb_sys_no_syscall;

	return (enum gdb_syscall) ret;
      }
    }
}

static int
s390_linux_syscall_record (struct regcache *regcache, LONGEST syscall_native)
{
  struct gdbarch *gdbarch = regcache->arch ();
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
  int ret;
  enum gdb_syscall syscall_gdb;

  /* On s390, syscall number can be passed either as immediate field of svc
     instruction, or in %r1 (with svc 0).  */
  if (syscall_native == 0)
    regcache_raw_read_signed (regcache, S390_R1_REGNUM, &syscall_native);

  syscall_gdb = s390_canonicalize_syscall (syscall_native, tdep->abi);

  if (syscall_gdb < 0)
    {
      printf_unfiltered (_("Process record and replay target doesn't "
                           "support syscall number %s\n"),
                         plongest (syscall_native));
      return -1;
    }

  if (syscall_gdb == gdb_sys_sigreturn
      || syscall_gdb == gdb_sys_rt_sigreturn)
    {
      if (s390_all_but_pc_registers_record (regcache))
        return -1;
      return 0;
    }

  if (tdep->abi == ABI_LINUX_ZSERIES)
    ret = record_linux_system_call (syscall_gdb, regcache,
                                    &s390x_linux_record_tdep);
  else
    ret = record_linux_system_call (syscall_gdb, regcache,
                                    &s390_linux_record_tdep);

  if (ret)
    return ret;

  /* Record the return value of the system call.  */
  if (record_full_arch_list_add_reg (regcache, S390_R2_REGNUM))
    return -1;

  return 0;
}

static int
s390_linux_record_signal (struct gdbarch *gdbarch, struct regcache *regcache,
                          enum gdb_signal signal)
{
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
  /* There are two kinds of signal frames on s390. rt_sigframe is always
     the larger one, so don't even bother with sigframe.  */
  const int sizeof_rt_sigframe = (tdep->abi == ABI_LINUX_ZSERIES ?
                                  160 + 8 + 128 + 1024 : 96 + 8 + 128 + 1000);
  ULONGEST sp;
  int i;

  for (i = 0; i < 16; i++)
    {
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + i))
        return -1;
      if (tdep->gpr_full_regnum != -1)
        if (record_full_arch_list_add_reg (regcache, S390_R0_UPPER_REGNUM + i))
          return -1;
    }
  if (record_full_arch_list_add_reg (regcache, S390_PSWA_REGNUM))
    return -1;
  if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
    return -1;

  /* Record the change in the stack.
     frame-size = sizeof (struct rt_sigframe) + SIGNAL_FRAMESIZE  */
  regcache_raw_read_unsigned (regcache, S390_SP_REGNUM, &sp);
  sp -= sizeof_rt_sigframe;

  if (record_full_arch_list_add_mem (sp, sizeof_rt_sigframe))
    return -1;

  if (record_full_arch_list_add_end ())
    return -1;

  return 0;
}

/* Process record and replay helpers.  */

/* Takes the intermediate sum of address calculations and masks off upper
   bits according to current addressing mode.  */

static CORE_ADDR
s390_record_address_mask (struct gdbarch *gdbarch, struct regcache *regcache,
                         CORE_ADDR val) {
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
  ULONGEST pswm, pswa;
  int am;
  if (tdep->abi == ABI_LINUX_S390)
    {
      regcache_raw_read_unsigned (regcache, S390_PSWA_REGNUM, &pswa);
      am = pswa >> 31 & 1;
    }
  else
    {
      regcache_raw_read_unsigned (regcache, S390_PSWM_REGNUM, &pswm);
      am = pswm >> 31 & 3;
    }
  switch (am)
    {
    case 0:
      return val & 0xffffff;
    case 1:
      return val & 0x7fffffff;
    case 3:
      return val;
    default:
      fprintf_unfiltered (gdb_stdlog, "Warning: Addressing mode %d used.", am);
      return 0;
    }
}

/* Calculates memory address using pre-calculated index, raw instruction word
   with b and d/dl fields, and raw instruction byte with dh field.  Index and
   dh should be set to 0 if unused.  */

static CORE_ADDR
s390_record_calc_disp_common (struct gdbarch *gdbarch, struct regcache *regcache,
                             ULONGEST x, uint16_t bd, int8_t dh)
{
  uint8_t rb = bd >> 12 & 0xf;
  int32_t d = (bd & 0xfff) | ((int32_t)dh << 12);
  ULONGEST b;
  CORE_ADDR res = d + x;
  if (rb)
    {
      regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + rb, &b);
      res += b;
    }
  return s390_record_address_mask (gdbarch, regcache, res);
}

/* Calculates memory address using raw x, b + d/dl, dh fields from
   instruction.  rx and dh should be set to 0 if unused.  */

static CORE_ADDR
s390_record_calc_disp (struct gdbarch *gdbarch, struct regcache *regcache,
                      uint8_t rx, uint16_t bd, int8_t dh)
{
  ULONGEST x = 0;
  if (rx)
    regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + rx, &x);
  return s390_record_calc_disp_common (gdbarch, regcache, x, bd, dh);
}

/* Calculates memory address for VSCE[GF] instructions.  */

static int
s390_record_calc_disp_vsce (struct gdbarch *gdbarch, struct regcache *regcache,
                            uint8_t vx, uint8_t el, uint8_t es, uint16_t bd,
                            int8_t dh, CORE_ADDR *res)
{
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
  enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
  ULONGEST x;
  gdb_byte buf[16];
  if (tdep->v0_full_regnum == -1 || el * es >= 16)
    return -1;
  if (vx < 16)
    regcache_cooked_read (regcache, tdep->v0_full_regnum + vx, buf);
  else
    regcache_raw_read (regcache, S390_V16_REGNUM + vx - 16, buf);
  x = extract_unsigned_integer (buf + el * es, es, byte_order);
  *res = s390_record_calc_disp_common (gdbarch, regcache, x, bd, dh);
  return 0;
}

/* Calculates memory address for instructions with relative long addressing.  */

static CORE_ADDR
s390_record_calc_rl (struct gdbarch *gdbarch, struct regcache *regcache,
                    CORE_ADDR addr, uint16_t i1, uint16_t i2)
{
  int32_t ri = i1 << 16 | i2;
  return s390_record_address_mask (gdbarch, regcache, addr + (LONGEST)ri * 2);
}

/* Population count helper.  */

static int s390_popcnt (unsigned int x) {
  int res = 0;
  while (x)
    {
      if (x & 1)
        res++;
      x >>= 1;
    }
  return res;
}

/* Record 64-bit register.  */

static int
s390_record_gpr_g (struct gdbarch *gdbarch, struct regcache *regcache, int i)
{
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
  if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + i))
    return -1;
  if (tdep->abi == ABI_LINUX_S390)
    if (record_full_arch_list_add_reg (regcache, S390_R0_UPPER_REGNUM + i))
      return -1;
  return 0;
}

/* Record high 32 bits of a register.  */

static int
s390_record_gpr_h (struct gdbarch *gdbarch, struct regcache *regcache, int i)
{
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
  if (tdep->abi == ABI_LINUX_S390)
    {
      if (record_full_arch_list_add_reg (regcache, S390_R0_UPPER_REGNUM + i))
        return -1;
    }
  else
    {
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + i))
        return -1;
    }
  return 0;
}

/* Record vector register.  */

static int
s390_record_vr (struct gdbarch *gdbarch, struct regcache *regcache, int i)
{
  if (i < 16)
    {
      if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + i))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_V0_LOWER_REGNUM + i))
        return -1;
    }
  else
    {
      if (record_full_arch_list_add_reg (regcache, S390_V16_REGNUM + i - 16))
        return -1;
    }
  return 0;
}

static int
s390_process_record (struct gdbarch *gdbarch, struct regcache *regcache,
                    CORE_ADDR addr)
{
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
  uint16_t insn[3] = {0};
  /* Instruction as bytes.  */
  uint8_t ibyte[6];
  /* Instruction as nibbles.  */
  uint8_t inib[12];
  /* Instruction vector registers.  */
  uint8_t ivec[4];
  CORE_ADDR oaddr, oaddr2, oaddr3;
  ULONGEST tmp;
  int i, n;
  /* if EX/EXRL instruction used, here's the reg parameter */
  int ex = -1;
  enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);

  /* Attempting to use EX or EXRL jumps back here */
ex:

  /* Read instruction.  */
  insn[0] = read_memory_unsigned_integer (addr, 2, byte_order);
  /* If execute was involved, do the adjustment.  */
  if (ex != -1)
    insn[0] |= ex & 0xff;
  /* Two highest bits determine instruction size.  */
  if (insn[0] >= 0x4000)
    insn[1] = read_memory_unsigned_integer (addr+2, 2, byte_order);
  else
    /* Not necessary, but avoids uninitialized variable warnings.  */
    insn[1] = 0;
  if (insn[0] >= 0xc000)
    insn[2] = read_memory_unsigned_integer (addr+4, 2, byte_order);
  else
    insn[2] = 0;
  /* Split instruction into bytes and nibbles.  */
  for (i = 0; i < 3; i++)
    {
      ibyte[i*2] = insn[i] >> 8 & 0xff;
      ibyte[i*2+1] = insn[i] & 0xff;
    }
  for (i = 0; i < 6; i++)
    {
      inib[i*2] = ibyte[i] >> 4 & 0xf;
      inib[i*2+1] = ibyte[i] & 0xf;
    }
  /* Compute vector registers, if applicable.  */
  ivec[0] = (inib[9] >> 3 & 1) << 4 | inib[2];
  ivec[1] = (inib[9] >> 2 & 1) << 4 | inib[3];
  ivec[2] = (inib[9] >> 1 & 1) << 4 | inib[4];
  ivec[3] = (inib[9] >> 0 & 1) << 4 | inib[8];

  switch (ibyte[0])
    {
    /* 0x00 undefined */

    case 0x01:
      /* E-format instruction */
      switch (ibyte[1])
        {
        /* 0x00 undefined */
        /* 0x01 unsupported: PR - program return */
        /* 0x02 unsupported: UPT */
        /* 0x03 undefined */
        /* 0x04 privileged: PTFF - perform timing facility function */
        /* 0x05-0x06 undefined */
        /* 0x07 privileged: SCKPF - set clock programmable field */
        /* 0x08-0x09 undefined */

        case 0x0a: /* PFPO - perform floating point operation */
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM, &tmp);
          if (!(tmp & 0x80000000u))
            {
              uint8_t ofc = tmp >> 16 & 0xff;
              switch (ofc)
                {
                case 0x00: /* HFP32 */
                case 0x01: /* HFP64 */
                case 0x05: /* BFP32 */
                case 0x06: /* BFP64 */
                case 0x08: /* DFP32 */
                case 0x09: /* DFP64 */
                  if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM))
                    return -1;
                  break;
                case 0x02: /* HFP128 */
                case 0x07: /* BFP128 */
                case 0x0a: /* DFP128 */
                  if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM))
                    return -1;
                  if (record_full_arch_list_add_reg (regcache, S390_F2_REGNUM))
                    return -1;
                  break;
                default:
                  fprintf_unfiltered (gdb_stdlog, "Warning: Unknown PFPO OFC %02x at %s.\n",
                                      ofc, paddress (gdbarch, addr));
                  return -1;
                }

              if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
                return -1;
            }
          if (record_full_arch_list_add_reg (regcache, S390_R1_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0x0b: /* TAM - test address mode */
        case 0x0c: /* SAM24 - set address mode 24 */
        case 0x0d: /* SAM31 - set address mode 31 */
        case 0x0e: /* SAM64 - set address mode 64 */
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0x0f-0xfe undefined */

        /* 0xff unsupported: TRAP */

        default:
          goto UNKNOWN_OP;
        }
      break;

    /* 0x02 undefined */
    /* 0x03 undefined */

    case 0x04: /* SPM - set program mask */
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0x05: /* BALR - branch and link */
    case 0x45: /* BAL - branch and link */
    case 0x06: /* BCTR - branch on count */
    case 0x46: /* BCT - branch on count */
    case 0x0d: /* BASR - branch and save */
    case 0x4d: /* BAS - branch and save */
    case 0x84: /* BRXH - branch relative on index high */
    case 0x85: /* BRXLE - branch relative on index low or equal */
    case 0x86: /* BXH - branch on index high */
    case 0x87: /* BXLE - branch on index low or equal */
      /* BA[SL]* use native-size destination for linkage info, BCT*, BRX*, BX*
         use 32-bit destination as counter.  */
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
        return -1;
      break;

    case 0x07: /* BCR - branch on condition */
    case 0x47: /* BC - branch on condition */
      /* No effect other than PC transfer.  */
      break;

    /* 0x08 undefined */
    /* 0x09 undefined */

    case 0x0a:
      /* SVC - supervisor call */
      if (tdep->s390_syscall_record != NULL)
	{
	  if (tdep->s390_syscall_record (regcache, ibyte[1]))
	    return -1;
	}
      else
	{
	  printf_unfiltered (_("no syscall record support\n"));
	  return -1;
	}
      break;

    case 0x0b: /* BSM - branch and set mode */
      if (inib[2])
        if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
          return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0x0c: /* BASSM - branch and save and set mode */
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0x0e: /* MVCL - move long [interruptible] */
      regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[2], &tmp);
      oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
      regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + (inib[2] | 1), &tmp);
      tmp &= 0xffffff;
      if (record_full_arch_list_add_mem (oaddr, tmp))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[2] | 1)))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[3]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[3] | 1)))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0x0f: /* CLCL - compare logical long [interruptible] */
    case 0xa9: /* CLCLE - compare logical long extended [partial] */
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[2] | 1)))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[3]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[3] | 1)))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0x10: /* LPR - load positive */
    case 0x11: /* LNR - load negative */
    case 0x12: /* LTR - load and test */
    case 0x13: /* LCR - load complement */
    case 0x14: /* NR - and */
    case 0x16: /* OR - or */
    case 0x17: /* XR - xor */
    case 0x1a: /* AR - add */
    case 0x1b: /* SR - subtract */
    case 0x1e: /* ALR - add logical */
    case 0x1f: /* SLR - subtract logical */
    case 0x54: /* N - and */
    case 0x56: /* O - or */
    case 0x57: /* X - xor */
    case 0x5a: /* A - add */
    case 0x5b: /* S - subtract */
    case 0x5e: /* AL - add logical */
    case 0x5f: /* SL - subtract logical */
    case 0x4a: /* AH - add halfword */
    case 0x4b: /* SH - subtract halfword */
    case 0x8a: /* SRA - shift right single */
    case 0x8b: /* SLA - shift left single */
    case 0xbf: /* ICM - insert characters under mask */
      /* 32-bit destination + flags */
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0x15: /* CLR - compare logical */
    case 0x55: /* CL - compare logical */
    case 0x19: /* CR - compare */
    case 0x29: /* CDR - compare */
    case 0x39: /* CER - compare */
    case 0x49: /* CH - compare halfword */
    case 0x59: /* C - compare */
    case 0x69: /* CD - compare */
    case 0x79: /* CE - compare */
    case 0x91: /* TM - test under mask */
    case 0x95: /* CLI - compare logical */
    case 0xbd: /* CLM - compare logical under mask */
    case 0xd5: /* CLC - compare logical */
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0x18: /* LR - load */
    case 0x48: /* LH - load halfword */
    case 0x58: /* L - load */
    case 0x41: /* LA - load address */
    case 0x43: /* IC - insert character */
    case 0x4c: /* MH - multiply halfword */
    case 0x71: /* MS - multiply single */
    case 0x88: /* SRL - shift right single logical */
    case 0x89: /* SLL - shift left single logical */
      /* 32-bit, 8-bit (IC), or native width (LA) destination, no flags */
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
        return -1;
      break;

    case 0x1c: /* MR - multiply */
    case 0x5c: /* M - multiply */
    case 0x1d: /* DR - divide */
    case 0x5d: /* D - divide */
    case 0x8c: /* SRDL - shift right double logical */
    case 0x8d: /* SLDL - shift left double logical */
      /* 32-bit pair destination, no flags */
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[2] | 1)))
        return -1;
      break;

    case 0x20: /* LPDR - load positive */
    case 0x30: /* LPER - load positive */
    case 0x21: /* LNDR - load negative */
    case 0x31: /* LNER - load negative */
    case 0x22: /* LTDR - load and test */
    case 0x32: /* LTER - load and test */
    case 0x23: /* LCDR - load complement */
    case 0x33: /* LCER - load complement */
    case 0x2a: /* ADR - add */
    case 0x3a: /* AER - add */
    case 0x6a: /* AD - add */
    case 0x7a: /* AE - add */
    case 0x2b: /* SDR - subtract */
    case 0x3b: /* SER - subtract */
    case 0x6b: /* SD - subtract */
    case 0x7b: /* SE - subtract */
    case 0x2e: /* AWR - add unnormalized */
    case 0x3e: /* AUR - add unnormalized */
    case 0x6e: /* AW - add unnormalized */
    case 0x7e: /* AU - add unnormalized */
    case 0x2f: /* SWR - subtract unnormalized */
    case 0x3f: /* SUR - subtract unnormalized */
    case 0x6f: /* SW - subtract unnormalized */
    case 0x7f: /* SU - subtract unnormalized */
      /* float destination + flags */
      if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0x24: /* HDR - halve */
    case 0x34: /* HER - halve */
    case 0x25: /* LDXR - load rounded */
    case 0x35: /* LEDR - load rounded */
    case 0x28: /* LDR - load */
    case 0x38: /* LER - load */
    case 0x68: /* LD - load */
    case 0x78: /* LE - load */
    case 0x2c: /* MDR - multiply */
    case 0x3c: /* MDER - multiply */
    case 0x6c: /* MD - multiply */
    case 0x7c: /* MDE - multiply */
    case 0x2d: /* DDR - divide */
    case 0x3d: /* DER - divide */
    case 0x6d: /* DD - divide */
    case 0x7d: /* DE - divide */
      /* float destination, no flags */
      if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[2]))
        return -1;
      break;

    case 0x26: /* MXR - multiply */
    case 0x27: /* MXDR - multiply */
    case 0x67: /* MXD - multiply */
      /* float pair destination, no flags */
      if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + (inib[2] | 2)))
        return -1;
      break;

    case 0x36: /* AXR - add */
    case 0x37: /* SXR - subtract */
      /* float pair destination + flags */
      if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + (inib[2] | 2)))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0x40: /* STH - store halfword */
      oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, 2))
        return -1;
      break;

    case 0x42: /* STC - store character */
      oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, 1))
        return -1;
      break;

    case 0x44: /* EX - execute */
      if (ex != -1)
        {
          fprintf_unfiltered (gdb_stdlog, "Warning: Double execute at %s.\n",
                              paddress (gdbarch, addr));
          return -1;
        }
      addr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], 0);
      if (inib[2])
        {
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[2], &tmp);
          ex = tmp & 0xff;
        }
      else
        {
          ex = 0;
        }
      goto ex;

    case 0x4e: /* CVD - convert to decimal */
    case 0x60: /* STD - store */
      oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, 8))
        return -1;
      break;

    case 0x4f: /* CVB - convert to binary */
      /* 32-bit gpr destination + FPC (DXC write) */
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
        return -1;
      break;

    case 0x50: /* ST - store */
    case 0x70: /* STE - store */
      oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, 4))
        return -1;
      break;

    case 0x51: /* LAE - load address extended */
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_A0_REGNUM + inib[2]))
        return -1;
      break;

    /* 0x52 undefined */
    /* 0x53 undefined */

    /* 0x61-0x66 undefined */

    /* 0x72-0x77 undefined */

    /* 0x80 privileged: SSM - set system mask */
    /* 0x81 undefined */
    /* 0x82 privileged: LPSW - load PSW */
    /* 0x83 privileged: diagnose */

    case 0x8e: /* SRDA - shift right double */
    case 0x8f: /* SLDA - shift left double */
      /* 32-bit pair destination + flags */
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[2] | 1)))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0x90: /* STM - store multiple */
    case 0x9b: /* STAM - store access multiple */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (inib[2] <= inib[3])
        n = inib[3] - inib[2] + 1;
      else
        n = inib[3] + 0x10 - inib[2] + 1;
      if (record_full_arch_list_add_mem (oaddr, n * 4))
        return -1;
      break;

    case 0x92: /* MVI - move */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, 1))
        return -1;
      break;

    case 0x93: /* TS - test and set */
    case 0x94: /* NI - and */
    case 0x96: /* OI - or */
    case 0x97: /* XI - xor */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, 1))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0x98: /* LM - load multiple */
      for (i = inib[2]; i != inib[3]; i++, i &= 0xf)
        if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + i))
          return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[3]))
        return -1;
      break;

    /* 0x99 privileged: TRACE */

    case 0x9a: /* LAM - load access multiple */
      for (i = inib[2]; i != inib[3]; i++, i &= 0xf)
        if (record_full_arch_list_add_reg (regcache, S390_A0_REGNUM + i))
          return -1;
      if (record_full_arch_list_add_reg (regcache, S390_A0_REGNUM + inib[3]))
        return -1;
      break;

    /* 0x9c-0x9f privileged and obsolete (old I/O) */
    /* 0xa0-0xa4 undefined */

    case 0xa5:
    case 0xa7:
      /* RI-format instruction */
      switch (ibyte[0] << 4 | inib[3])
        {
        case 0xa50: /* IIHH - insert immediate */
        case 0xa51: /* IIHL - insert immediate */
          /* high 32-bit destination */
          if (s390_record_gpr_h (gdbarch, regcache, inib[2]))
            return -1;
          break;

        case 0xa52: /* IILH - insert immediate */
        case 0xa53: /* IILL - insert immediate */
        case 0xa75: /* BRAS - branch relative and save */
        case 0xa76: /* BRCT - branch relative on count */
        case 0xa78: /* LHI - load halfword immediate */
        case 0xa7c: /* MHI - multiply halfword immediate */
          /* 32-bit or native destination */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          break;

        case 0xa54: /* NIHH - and immediate */
        case 0xa55: /* NIHL - and immediate */
        case 0xa58: /* OIHH - or immediate */
        case 0xa59: /* OIHL - or immediate */
          /* high 32-bit destination + flags */
          if (s390_record_gpr_h (gdbarch, regcache, inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xa56: /* NILH - and immediate */
        case 0xa57: /* NILL - and immediate */
        case 0xa5a: /* OILH - or immediate */
        case 0xa5b: /* OILL - or immediate */
        case 0xa7a: /* AHI - add halfword immediate */
          /* 32-bit destination + flags */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xa5c: /* LLIHH - load logical immediate */
        case 0xa5d: /* LLIHL - load logical immediate */
        case 0xa5e: /* LLILH - load logical immediate */
        case 0xa5f: /* LLILL - load logical immediate */
        case 0xa77: /* BRCTG - branch relative on count */
        case 0xa79: /* LGHI - load halfword immediate */
        case 0xa7d: /* MGHI - multiply halfword immediate */
          /* 64-bit destination */
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          break;

        case 0xa70: /* TMLH - test under mask */
        case 0xa71: /* TMLL - test under mask */
        case 0xa72: /* TMHH - test under mask */
        case 0xa73: /* TMHL - test under mask */
        case 0xa7e: /* CHI - compare halfword immediate */
        case 0xa7f: /* CGHI - compare halfword immediate */
          /* flags only */
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xa74: /* BRC - branch relative on condition */
          /* no register change */
          break;

        case 0xa7b: /* AGHI - add halfword immediate */
          /* 64-bit destination + flags */
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        default:
          goto UNKNOWN_OP;
        }
      break;

    /* 0xa6 undefined */

    case 0xa8: /* MVCLE - move long extended [partial] */
      regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[2], &tmp);
      oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
      regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + (inib[2] | 1), &tmp);
      if (record_full_arch_list_add_mem (oaddr, tmp))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[2] | 1)))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[3]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[3] | 1)))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    /* 0xaa-0xab undefined */
    /* 0xac privileged: STNSM - store then and system mask */
    /* 0xad privileged: STOSM - store then or system mask */
    /* 0xae privileged: SIGP - signal processor */
    /* 0xaf unsupported: MC - monitor call */
    /* 0xb0 undefined */
    /* 0xb1 privileged: LRA - load real address */

    case 0xb2:
    case 0xb3:
    case 0xb9:
      /* S/RRD/RRE/RRF/IE-format instruction */
      switch (insn[0])
        {
        /* 0xb200-0xb204 undefined or privileged */

        case 0xb205: /* STCK - store clock */
        case 0xb27c: /* STCKF - store clock fast */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
          if (record_full_arch_list_add_mem (oaddr, 8))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb206-0xb219 undefined, privileged, or unsupported */
        /* 0xb21a unsupported: CFC */
        /* 0xb21b-0xb221 undefined or privileged */

        case 0xb222: /* IPM - insert program mask */
        case 0xb24f: /* EAR - extract access */
        case 0xb252: /* MSR - multiply single */
        case 0xb2ec: /* ETND - extract transaction nesting depth */
        case 0xb38c: /* EFPC - extract fpc */
        case 0xb91f: /* LRVR - load reversed */
        case 0xb926: /* LBR - load byte */
        case 0xb927: /* LHR - load halfword */
        case 0xb994: /* LLCR - load logical character */
        case 0xb995: /* LLHR - load logical halfword */
        case 0xb9f2: /* LOCR - load on condition */
          /* 32-bit gpr destination */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
            return -1;
          break;

        /* 0xb223-0xb22c privileged or unsupported */

        case 0xb22d: /* DXR - divide */
        case 0xb325: /* LXDR - load lengthened */
        case 0xb326: /* LXER - load lengthened */
        case 0xb336: /* SQXR - square root */
        case 0xb365: /* LXR - load */
        case 0xb367: /* FIXR - load fp integer */
        case 0xb376: /* LZXR - load zero */
        case 0xb3b6: /* CXFR - convert from fixed */
        case 0xb3c6: /* CXGR - convert from fixed */
        case 0xb3fe: /* IEXTR - insert biased exponent */
          /* float pair destination */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + (inib[6] | 2)))
            return -1;
          break;

        /* 0xb22e-0xb240 undefined, privileged, or unsupported */

        case 0xb241: /* CKSM - checksum [partial] */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[7] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb242-0xb243 undefined */

        case 0xb244: /* SQDR - square root */
        case 0xb245: /* SQER - square root */
        case 0xb324: /* LDER - load lengthened */
        case 0xb337: /* MEER - multiply */
        case 0xb366: /* LEXR - load rounded */
        case 0xb370: /* LPDFR - load positive */
        case 0xb371: /* LNDFR - load negative */
        case 0xb372: /* CSDFR - copy sign */
        case 0xb373: /* LCDFR - load complement */
        case 0xb374: /* LZER - load zero */
        case 0xb375: /* LZDR - load zero */
        case 0xb377: /* FIER - load fp integer */
        case 0xb37f: /* FIDR - load fp integer */
        case 0xb3b4: /* CEFR - convert from fixed */
        case 0xb3b5: /* CDFR - convert from fixed */
        case 0xb3c1: /* LDGR - load fpr from gr */
        case 0xb3c4: /* CEGR - convert from fixed */
        case 0xb3c5: /* CDGR - convert from fixed */
        case 0xb3f6: /* IEDTR - insert biased exponent */
          /* float destination */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[6]))
            return -1;
          break;

        /* 0xb246-0xb24c: privileged or unsupported */

        case 0xb24d: /* CPYA - copy access */
        case 0xb24e: /* SAR - set access */
          if (record_full_arch_list_add_reg (regcache, S390_A0_REGNUM + inib[6]))
            return -1;
          break;

        /* 0xb250-0xb251 undefined or privileged */
        /* 0xb253-0xb254 undefined or privileged */

        case 0xb255: /* MVST - move string [partial] */
          {
            uint8_t end;
            gdb_byte cur;
            ULONGEST num = 0;
            /* Read ending byte.  */
            regcache_raw_read_unsigned (regcache, S390_R0_REGNUM, &tmp);
            end = tmp & 0xff;
            /* Get address of second operand.  */
            regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[7], &tmp);
            oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
            /* Search for ending byte and compute length.  */
            do {
              num++;
              if (target_read_memory (oaddr, &cur, 1))
                return -1;
              oaddr++;
            } while (cur != end);
            /* Get address of first operand and record it.  */
            regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[6], &tmp);
            oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
            if (record_full_arch_list_add_mem (oaddr, num))
              return -1;
            /* Record the registers.  */
            if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
              return -1;
            if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
              return -1;
            if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
              return -1;
          }
          break;

        /* 0xb256 undefined */

        case 0xb257: /* CUSE - compare until substring equal [interruptible] */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[6] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[7] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb258-0xb25c undefined, privileged, or unsupported */

        case 0xb25d: /* CLST - compare logical string [partial] */
        case 0xb25e: /* SRST - search string [partial] */
        case 0xb9be: /* SRSTU - search string unicode [partial] */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb25f-0xb262 undefined */

        case 0xb263: /* CMPSC - compression call [interruptible] */
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[6], &tmp);
          oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + (inib[6] | 1), &tmp);
          if (record_full_arch_list_add_mem (oaddr, tmp))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[6] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[7] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R1_REGNUM))
            return -1;
          /* DXC may be written */
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb264-0xb277 undefined, privileged, or unsupported */

        case 0xb278: /* STCKE - store clock extended */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
          if (record_full_arch_list_add_mem (oaddr, 16))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb279-0xb27b undefined or unsupported */
        /* 0xb27d-0xb298 undefined or privileged */

        case 0xb299: /* SRNM - set rounding mode */
        case 0xb2b8: /* SRNMB - set bfp rounding mode */
        case 0xb2b9: /* SRNMT - set dfp rounding mode */
        case 0xb29d: /* LFPC - load fpc */
        case 0xb2bd: /* LFAS - load fpc and signal */
        case 0xb384: /* SFPC - set fpc */
        case 0xb385: /* SFASR - set fpc and signal */
        case 0xb960: /* CGRT - compare and trap */
        case 0xb961: /* CLGRT - compare logical and trap */
        case 0xb972: /* CRT - compare and trap */
        case 0xb973: /* CLRT - compare logical and trap */
          /* fpc only - including possible DXC write for trapping insns */
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xb29a-0xb29b undefined */

        case 0xb29c: /* STFPC - store fpc */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
          if (record_full_arch_list_add_mem (oaddr, 4))
            return -1;
          break;

        /* 0xb29e-0xb2a4 undefined */

        case 0xb2a5: /* TRE - translate extended [partial] */
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[6], &tmp);
          oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + (inib[6] | 1), &tmp);
          if (record_full_arch_list_add_mem (oaddr, tmp))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[6] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xb2a6: /* CU21 - convert UTF-16 to UTF-8 [partial] */
        case 0xb2a7: /* CU12 - convert UTF-8 to UTF-16 [partial] */
        case 0xb9b0: /* CU14 - convert UTF-8 to UTF-32 [partial] */
        case 0xb9b1: /* CU24 - convert UTF-16 to UTF-32 [partial] */
        case 0xb9b2: /* CU41 - convert UTF-32 to UTF-8 [partial] */
        case 0xb9b3: /* CU42 - convert UTF-32 to UTF-16 [partial] */
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[6], &tmp);
          oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + (inib[6] | 1), &tmp);
          if (record_full_arch_list_add_mem (oaddr, tmp))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[6] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[7] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb2a8-0xb2af undefined */

        case 0xb2b0: /* STFLE - store facility list extended */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM, &tmp);
          tmp &= 0xff;
          if (record_full_arch_list_add_mem (oaddr, 8 * (tmp + 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb2b1-0xb2b7 undefined or privileged */
        /* 0xb2ba-0xb2bc undefined */
        /* 0xb2be-0xb2e7 undefined */
        /* 0xb2e9-0xb2eb undefined */
        /* 0xb2ed-0xb2f7 undefined */
        /* 0xb2f8 unsupported: TEND */
        /* 0xb2f9 undefined */

        case 0xb2e8: /* PPA - perform processor assist */
        case 0xb2fa: /* NIAI - next instruction access intent */
          /* no visible effects */
          break;

        /* 0xb2fb undefined */
        /* 0xb2fc unsupported: TABORT */
        /* 0xb2fd-0xb2fe undefined */
        /* 0xb2ff unsupported: TRAP */

        case 0xb300: /* LPEBR - load positive */
        case 0xb301: /* LNEBR - load negative */
        case 0xb303: /* LCEBR - load complement */
        case 0xb310: /* LPDBR - load positive */
        case 0xb311: /* LNDBR - load negative */
        case 0xb313: /* LCDBR - load complement */
        case 0xb350: /* TBEDR - convert hfp to bfp */
        case 0xb351: /* TBDR - convert hfp to bfp */
        case 0xb358: /* THDER - convert bfp to hfp */
        case 0xb359: /* THDR - convert bfp to hfp */
          /* float destination + flags */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xb304: /* LDEBR - load lengthened */
        case 0xb30c: /* MDEBR - multiply */
        case 0xb30d: /* DEBR - divide */
        case 0xb314: /* SQEBR - square root */
        case 0xb315: /* SQDBR - square root */
        case 0xb317: /* MEEBR - multiply */
        case 0xb31c: /* MDBR - multiply */
        case 0xb31d: /* DDBR - divide */
        case 0xb344: /* LEDBRA - load rounded */
        case 0xb345: /* LDXBRA - load rounded */
        case 0xb346: /* LEXBRA - load rounded */
        case 0xb357: /* FIEBRA - load fp integer */
        case 0xb35f: /* FIDBRA - load fp integer */
        case 0xb390: /* CELFBR - convert from logical */
        case 0xb391: /* CDLFBR - convert from logical */
        case 0xb394: /* CEFBR - convert from fixed */
        case 0xb395: /* CDFBR - convert from fixed */
        case 0xb3a0: /* CELGBR - convert from logical */
        case 0xb3a1: /* CDLGBR - convert from logical */
        case 0xb3a4: /* CEGBR - convert from fixed */
        case 0xb3a5: /* CDGBR - convert from fixed */
        case 0xb3d0: /* MDTR - multiply */
        case 0xb3d1: /* DDTR - divide */
        case 0xb3d4: /* LDETR - load lengthened */
        case 0xb3d5: /* LEDTR - load lengthened */
        case 0xb3d7: /* FIDTR - load fp integer */
        case 0xb3dd: /* LDXTR - load lengthened */
        case 0xb3f1: /* CDGTR - convert from fixed */
        case 0xb3f2: /* CDUTR - convert from unsigned packed */
        case 0xb3f3: /* CDSTR - convert from signed packed */
        case 0xb3f5: /* QADTR - quantize */
        case 0xb3f7: /* RRDTR - reround */
        case 0xb951: /* CDFTR - convert from fixed */
        case 0xb952: /* CDLGTR - convert from logical */
        case 0xb953: /* CDLFTR - convert from logical */
          /* float destination + fpc */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        case 0xb305: /* LXDBR - load lengthened */
        case 0xb306: /* LXEBR - load lengthened */
        case 0xb307: /* MXDBR - multiply */
        case 0xb316: /* SQXBR - square root */
        case 0xb34c: /* MXBR - multiply */
        case 0xb34d: /* DXBR - divide */
        case 0xb347: /* FIXBRA - load fp integer */
        case 0xb392: /* CXLFBR - convert from logical */
        case 0xb396: /* CXFBR - convert from fixed */
        case 0xb3a2: /* CXLGBR - convert from logical */
        case 0xb3a6: /* CXGBR - convert from fixed */
        case 0xb3d8: /* MXTR - multiply */
        case 0xb3d9: /* DXTR - divide */
        case 0xb3dc: /* LXDTR - load lengthened */
        case 0xb3df: /* FIXTR - load fp integer */
        case 0xb3f9: /* CXGTR - convert from fixed */
        case 0xb3fa: /* CXUTR - convert from unsigned packed */
        case 0xb3fb: /* CXSTR - convert from signed packed */
        case 0xb3fd: /* QAXTR - quantize */
        case 0xb3ff: /* RRXTR - reround */
        case 0xb959: /* CXFTR - convert from fixed */
        case 0xb95a: /* CXLGTR - convert from logical */
        case 0xb95b: /* CXLFTR - convert from logical */
          /* float pair destination + fpc */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + (inib[6] | 2)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        case 0xb308: /* KEBR - compare and signal */
        case 0xb309: /* CEBR - compare */
        case 0xb318: /* KDBR - compare and signal */
        case 0xb319: /* CDBR - compare */
        case 0xb348: /* KXBR - compare and signal */
        case 0xb349: /* CXBR - compare */
        case 0xb3e0: /* KDTR - compare and signal */
        case 0xb3e4: /* CDTR - compare */
        case 0xb3e8: /* KXTR - compare and signal */
        case 0xb3ec: /* CXTR - compare */
          /* flags + fpc only */
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        case 0xb302: /* LTEBR - load and test */
        case 0xb312: /* LTDBR - load and test */
        case 0xb30a: /* AEBR - add */
        case 0xb30b: /* SEBR - subtract */
        case 0xb31a: /* ADBR - add */
        case 0xb31b: /* SDBR - subtract */
        case 0xb3d2: /* ADTR - add */
        case 0xb3d3: /* SDTR - subtract */
        case 0xb3d6: /* LTDTR - load and test */
          /* float destination + flags + fpc */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        case 0xb30e: /* MAEBR - multiply and add */
        case 0xb30f: /* MSEBR - multiply and subtract */
        case 0xb31e: /* MADBR - multiply and add */
        case 0xb31f: /* MSDBR - multiply and subtract */
          /* float destination [RRD] + fpc */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[4]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xb320-0xb323 undefined */
        /* 0xb327-0xb32d undefined */

        case 0xb32e: /* MAER - multiply and add */
        case 0xb32f: /* MSER - multiply and subtract */
        case 0xb338: /* MAYLR - multiply and add unnormalized */
        case 0xb339: /* MYLR - multiply unnormalized */
        case 0xb33c: /* MAYHR - multiply and add unnormalized */
        case 0xb33d: /* MYHR - multiply unnormalized */
        case 0xb33e: /* MADR - multiply and add */
        case 0xb33f: /* MSDR - multiply and subtract */
          /* float destination [RRD] */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[4]))
            return -1;
          break;

        /* 0xb330-0xb335 undefined */

        case 0xb33a: /* MAYR - multiply and add unnormalized */
        case 0xb33b: /* MYR - multiply unnormalized */
          /* float pair destination [RRD] */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[4]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + (inib[4] | 2)))
            return -1;
          break;

        case 0xb340: /* LPXBR - load positive */
        case 0xb341: /* LNXBR - load negative */
        case 0xb343: /* LCXBR - load complement */
        case 0xb360: /* LPXR - load positive */
        case 0xb361: /* LNXR - load negative */
        case 0xb362: /* LTXR - load and test */
        case 0xb363: /* LCXR - load complement */
          /* float pair destination + flags */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + (inib[6] | 2)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xb342: /* LTXBR - load and test */
        case 0xb34a: /* AXBR - add */
        case 0xb34b: /* SXBR - subtract */
        case 0xb3da: /* AXTR - add */
        case 0xb3db: /* SXTR - subtract */
        case 0xb3de: /* LTXTR - load and test */
          /* float pair destination + flags + fpc */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + (inib[6] | 2)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xb34e-0xb34f undefined */
        /* 0xb352 undefined */

        case 0xb353: /* DIEBR - divide to integer */
        case 0xb35b: /* DIDBR - divide to integer */
          /* two float destinations + flags + fpc */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[4]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xb354-0xb356 undefined */
        /* 0xb35a undefined */

        /* 0xb35c-0xb35e undefined */
        /* 0xb364 undefined */
        /* 0xb368 undefined */

        case 0xb369: /* CXR - compare */
        case 0xb3f4: /* CEDTR - compare biased exponent */
        case 0xb3fc: /* CEXTR - compare biased exponent */
        case 0xb920: /* CGR - compare */
        case 0xb921: /* CLGR - compare logical */
        case 0xb930: /* CGFR - compare */
        case 0xb931: /* CLGFR - compare logical */
        case 0xb9cd: /* CHHR - compare high */
        case 0xb9cf: /* CLHHR - compare logical high */
        case 0xb9dd: /* CHLR - compare high */
        case 0xb9df: /* CLHLR - compare logical high */
          /* flags only */
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb36a-0xb36f undefined */
        /* 0xb377-0xb37e undefined */
        /* 0xb380-0xb383 undefined */
        /* 0xb386-0xb38b undefined */
        /* 0xb38d-0xb38f undefined */
        /* 0xb393 undefined */
        /* 0xb397 undefined */

        case 0xb398: /* CFEBR - convert to fixed */
        case 0xb399: /* CFDBR - convert to fixed */
        case 0xb39a: /* CFXBR - convert to fixed */
        case 0xb39c: /* CLFEBR - convert to logical */
        case 0xb39d: /* CLFDBR - convert to logical */
        case 0xb39e: /* CLFXBR - convert to logical */
        case 0xb941: /* CFDTR - convert to fixed */
        case 0xb949: /* CFXTR - convert to fixed */
        case 0xb943: /* CLFDTR - convert to logical */
        case 0xb94b: /* CLFXTR - convert to logical */
          /* 32-bit gpr destination + flags + fpc */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xb39b undefined */
        /* 0xb39f undefined */

        /* 0xb3a3 undefined */
        /* 0xb3a7 undefined */

        case 0xb3a8: /* CGEBR - convert to fixed */
        case 0xb3a9: /* CGDBR - convert to fixed */
        case 0xb3aa: /* CGXBR - convert to fixed */
        case 0xb3ac: /* CLGEBR - convert to logical */
        case 0xb3ad: /* CLGDBR - convert to logical */
        case 0xb3ae: /* CLGXBR - convert to logical */
        case 0xb3e1: /* CGDTR - convert to fixed */
        case 0xb3e9: /* CGXTR - convert to fixed */
        case 0xb942: /* CLGDTR - convert to logical */
        case 0xb94a: /* CLGXTR - convert to logical */
          /* 64-bit gpr destination + flags + fpc */
          if (s390_record_gpr_g (gdbarch, regcache, inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xb3ab undefined */
        /* 0xb3af-0xb3b3 undefined */
        /* 0xb3b7 undefined */

        case 0xb3b8: /* CFER - convert to fixed */
        case 0xb3b9: /* CFDR - convert to fixed */
        case 0xb3ba: /* CFXR - convert to fixed */
        case 0xb998: /* ALCR - add logical with carry */
        case 0xb999: /* SLBR - subtract logical with borrow */
        case 0xb9f4: /* NRK - and */
        case 0xb9f6: /* ORK - or */
        case 0xb9f7: /* XRK - xor */
        case 0xb9f8: /* ARK - add */
        case 0xb9f9: /* SRK - subtract */
        case 0xb9fa: /* ALRK - add logical */
        case 0xb9fb: /* SLRK - subtract logical */
          /* 32-bit gpr destination + flags */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xb3c8: /* CGER - convert to fixed */
        case 0xb3c9: /* CGDR - convert to fixed */
        case 0xb3ca: /* CGXR - convert to fixed */
        case 0xb900: /* LPGR - load positive */
        case 0xb901: /* LNGR - load negative */
        case 0xb902: /* LTGR - load and test */
        case 0xb903: /* LCGR - load complement */
        case 0xb908: /* AGR - add */
        case 0xb909: /* SGR - subtract */
        case 0xb90a: /* ALGR - add logical */
        case 0xb90b: /* SLGR - subtract logical */
        case 0xb910: /* LPGFR - load positive */
        case 0xb911: /* LNGFR - load negative */
        case 0xb912: /* LTGFR - load and test */
        case 0xb913: /* LCGFR - load complement */
        case 0xb918: /* AGFR - add */
        case 0xb919: /* SGFR - subtract */
        case 0xb91a: /* ALGFR - add logical */
        case 0xb91b: /* SLGFR - subtract logical */
        case 0xb980: /* NGR - and */
        case 0xb981: /* OGR - or */
        case 0xb982: /* XGR - xor */
        case 0xb988: /* ALCGR - add logical with carry */
        case 0xb989: /* SLBGR - subtract logical with borrow */
        case 0xb9e1: /* POPCNT - population count */
        case 0xb9e4: /* NGRK - and */
        case 0xb9e6: /* OGRK - or */
        case 0xb9e7: /* XGRK - xor */
        case 0xb9e8: /* AGRK - add */
        case 0xb9e9: /* SGRK - subtract */
        case 0xb9ea: /* ALGRK - add logical */
        case 0xb9eb: /* SLGRK - subtract logical */
	case 0xb9ed: /* MSGRKC - multiply single 64x64 -> 64 */
	case 0xb9fd: /* MSRKC - multiply single 32x32 -> 32 */
          /* 64-bit gpr destination + flags */
          if (s390_record_gpr_g (gdbarch, regcache, inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb3bb-0xb3c0 undefined */
        /* 0xb3c2-0xb3c3 undefined */
        /* 0xb3c7 undefined */
        /* 0xb3cb-0xb3cc undefined */

        case 0xb3cd: /* LGDR - load gr from fpr */
        case 0xb3e2: /* CUDTR - convert to unsigned packed */
        case 0xb3e3: /* CSDTR - convert to signed packed */
        case 0xb3e5: /* EEDTR - extract biased exponent */
        case 0xb3e7: /* ESDTR - extract significance */
        case 0xb3ed: /* EEXTR - extract biased exponent */
        case 0xb3ef: /* ESXTR - extract significance */
        case 0xb904: /* LGR - load */
        case 0xb906: /* LGBR - load byte */
        case 0xb907: /* LGHR - load halfword */
        case 0xb90c: /* MSGR - multiply single */
        case 0xb90f: /* LRVGR - load reversed */
        case 0xb914: /* LGFR - load */
        case 0xb916: /* LLGFR - load logical */
        case 0xb917: /* LLGTR - load logical thirty one bits */
	case 0xb91c: /* MSGFR - multiply single 64<32 */
        case 0xb946: /* BCTGR - branch on count */
        case 0xb984: /* LLGCR - load logical character */
        case 0xb985: /* LLGHR - load logical halfword */
        case 0xb9e2: /* LOCGR - load on condition */
          /* 64-bit gpr destination  */
          if (s390_record_gpr_g (gdbarch, regcache, inib[6]))
            return -1;
          break;

        /* 0xb3ce-0xb3cf undefined */
        /* 0xb3e6 undefined */

        case 0xb3ea: /* CUXTR - convert to unsigned packed */
        case 0xb3eb: /* CSXTR - convert to signed packed */
        case 0xb90d: /* DSGR - divide single */
        case 0xb91d: /* DSGFR - divide single */
        case 0xb986: /* MLGR - multiply logical */
        case 0xb987: /* DLGR - divide logical */
	case 0xb9ec: /* MGRK - multiply 64x64 -> 128 */
          /* 64-bit gpr pair destination  */
          if (s390_record_gpr_g (gdbarch, regcache, inib[6]))
            return -1;
          if (s390_record_gpr_g (gdbarch, regcache, inib[6] | 1))
            return -1;
          break;

        /* 0xb3ee undefined */
        /* 0xb3f0 undefined */
        /* 0xb3f8 undefined */

        /* 0xb905 privileged */

        /* 0xb90e unsupported: EREGG */

        /* 0xb915 undefined */

        case 0xb91e: /* KMAC - compute message authentication code [partial] */
          regcache_raw_read_unsigned (regcache, S390_R1_REGNUM, &tmp);
          oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM, &tmp);
          tmp &= 0xff;
          switch (tmp)
            {
              case 0x00: /* KMAC-Query */
                if (record_full_arch_list_add_mem (oaddr, 16))
                  return -1;
                break;

              case 0x01: /* KMAC-DEA */
              case 0x02: /* KMAC-TDEA-128 */
              case 0x03: /* KMAC-TDEA-192 */
              case 0x09: /* KMAC-Encrypted-DEA */
              case 0x0a: /* KMAC-Encrypted-TDEA-128 */
              case 0x0b: /* KMAC-Encrypted-TDEA-192 */
                if (record_full_arch_list_add_mem (oaddr, 8))
                  return -1;
                break;

              case 0x12: /* KMAC-AES-128 */
              case 0x13: /* KMAC-AES-192 */
              case 0x14: /* KMAC-AES-256 */
              case 0x1a: /* KMAC-Encrypted-AES-128 */
              case 0x1b: /* KMAC-Encrypted-AES-192 */
              case 0x1c: /* KMAC-Encrypted-AES-256 */
                if (record_full_arch_list_add_mem (oaddr, 16))
                  return -1;
                break;

              default:
                fprintf_unfiltered (gdb_stdlog, "Warning: Unknown KMAC function %02x at %s.\n",
                                    (int)tmp, paddress (gdbarch, addr));
                return -1;
            }
          if (tmp != 0)
            {
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
                return -1;
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[7] | 1)))
                return -1;
            }
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb922-0xb924 undefined */
        /* 0xb925 privileged */
        /* 0xb928 privileged */

	case 0xb929: /* KMA - cipher message with authentication */
        case 0xb92a: /* KMF - cipher message with cipher feedback [partial] */
        case 0xb92b: /* KMO - cipher message with output feedback [partial] */
        case 0xb92f: /* KMC - cipher message with chaining [partial] */
          regcache_raw_read_unsigned (regcache, S390_R1_REGNUM, &tmp);
          oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM, &tmp);
          tmp &= 0x7f;
          switch (tmp)
            {
              case 0x00: /* KM*-Query */
                if (record_full_arch_list_add_mem (oaddr, 16))
                  return -1;
                break;

              case 0x01: /* KM*-DEA */
              case 0x02: /* KM*-TDEA-128 */
              case 0x03: /* KM*-TDEA-192 */
              case 0x09: /* KM*-Encrypted-DEA */
              case 0x0a: /* KM*-Encrypted-TDEA-128 */
              case 0x0b: /* KM*-Encrypted-TDEA-192 */
                if (record_full_arch_list_add_mem (oaddr, 8))
                  return -1;
                break;

              case 0x12: /* KM*-AES-128 */
              case 0x13: /* KM*-AES-192 */
              case 0x14: /* KM*-AES-256 */
              case 0x1a: /* KM*-Encrypted-AES-128 */
              case 0x1b: /* KM*-Encrypted-AES-192 */
              case 0x1c: /* KM*-Encrypted-AES-256 */
                if (record_full_arch_list_add_mem (oaddr, 16))
                  return -1;
                break;

              case 0x43: /* KMC-PRNG */
                /* Only valid for KMC.  */
                if (insn[0] == 0xb92f)
                  {
                    if (record_full_arch_list_add_mem (oaddr, 8))
                      return -1;
                    break;
                  }
                /* For other instructions, fallthru.  */
              default:
                fprintf_unfiltered (gdb_stdlog, "Warning: Unknown KM* function %02x at %s.\n",
                                    (int)tmp, paddress (gdbarch, addr));
                return -1;
            }
          if (tmp != 0)
            {
              regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[6], &tmp);
              oaddr2 = s390_record_address_mask (gdbarch, regcache, tmp);
              regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + (inib[7] | 1), &tmp);
              if (record_full_arch_list_add_mem (oaddr2, tmp))
                return -1;
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
                return -1;
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
                return -1;
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[7] | 1)))
                return -1;
            }
	  if (tmp != 0 && insn[0] == 0xb929)
	    {
	      if (record_full_arch_list_add_reg (regcache,
						 S390_R0_REGNUM + inib[4]))
		return -1;
	      if (record_full_arch_list_add_reg (regcache,
						 S390_R0_REGNUM + (inib[4] | 1)))
		return -1;
	    }
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xb92c: /* PCC - perform cryptographic computation [partial] */
          regcache_raw_read_unsigned (regcache, S390_R1_REGNUM, &tmp);
          oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM, &tmp);
          tmp &= 0x7f;
          switch (tmp)
            {
              case 0x00: /* PCC-Query */
                if (record_full_arch_list_add_mem (oaddr, 16))
                  return -1;
                break;

              case 0x01: /* PCC-Compute-Last-Block-CMAC-Using-DEA */
              case 0x02: /* PCC-Compute-Last-Block-CMAC-Using-TDEA-128 */
              case 0x03: /* PCC-Compute-Last-Block-CMAC-Using-TDEA-192 */
              case 0x09: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-DEA */
              case 0x0a: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-TDEA-128 */
              case 0x0b: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-TDEA-192 */
                if (record_full_arch_list_add_mem (oaddr + 0x10, 8))
                  return -1;
                break;

              case 0x12: /* PCC-Compute-Last-Block-CMAC-Using-AES-128 */
              case 0x13: /* PCC-Compute-Last-Block-CMAC-Using-AES-192 */
              case 0x14: /* PCC-Compute-Last-Block-CMAC-Using-AES-256 */
              case 0x1a: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-AES-128 */
              case 0x1b: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-AES-192 */
              case 0x1c: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-AES-256 */
                if (record_full_arch_list_add_mem (oaddr + 0x18, 16))
                  return -1;
                break;

              case 0x32: /* PCC-Compute-XTS-Parameter-Using-AES-128 */
                if (record_full_arch_list_add_mem (oaddr + 0x30, 32))
                  return -1;
                break;

              case 0x34: /* PCC-Compute-XTS-Parameter-Using-AES-256 */
                if (record_full_arch_list_add_mem (oaddr + 0x40, 32))
                  return -1;
                break;

              case 0x3a: /* PCC-Compute-XTS-Parameter-Using-Encrypted-AES-128 */
                if (record_full_arch_list_add_mem (oaddr + 0x50, 32))
                  return -1;
                break;

              case 0x3c: /* PCC-Compute-XTS-Parameter-Using-Encrypted-AES-256 */
                if (record_full_arch_list_add_mem (oaddr + 0x60, 32))
                  return -1;
                break;

              default:
                fprintf_unfiltered (gdb_stdlog, "Warning: Unknown PCC function %02x at %s.\n",
                                    (int)tmp, paddress (gdbarch, addr));
                return -1;
            }
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xb92d: /* KMCTR - cipher message with counter [partial] */
          regcache_raw_read_unsigned (regcache, S390_R1_REGNUM, &tmp);
          oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM, &tmp);
          tmp &= 0x7f;
          switch (tmp)
            {
              case 0x00: /* KMCTR-Query */
                if (record_full_arch_list_add_mem (oaddr, 16))
                  return -1;
                break;

              case 0x01: /* KMCTR-DEA */
              case 0x02: /* KMCTR-TDEA-128 */
              case 0x03: /* KMCTR-TDEA-192 */
              case 0x09: /* KMCTR-Encrypted-DEA */
              case 0x0a: /* KMCTR-Encrypted-TDEA-128 */
              case 0x0b: /* KMCTR-Encrypted-TDEA-192 */
              case 0x12: /* KMCTR-AES-128 */
              case 0x13: /* KMCTR-AES-192 */
              case 0x14: /* KMCTR-AES-256 */
              case 0x1a: /* KMCTR-Encrypted-AES-128 */
              case 0x1b: /* KMCTR-Encrypted-AES-192 */
              case 0x1c: /* KMCTR-Encrypted-AES-256 */
                break;

              default:
                fprintf_unfiltered (gdb_stdlog, "Warning: Unknown KMCTR function %02x at %s.\n",
                                    (int)tmp, paddress (gdbarch, addr));
                return -1;
            }
          if (tmp != 0)
            {
              regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[6], &tmp);
              oaddr2 = s390_record_address_mask (gdbarch, regcache, tmp);
              regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + (inib[7] | 1), &tmp);
              if (record_full_arch_list_add_mem (oaddr2, tmp))
                return -1;
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
                return -1;
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
                return -1;
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[7] | 1)))
                return -1;
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[4]))
                return -1;
            }
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xb92e: /* KM - cipher message [partial] */
          regcache_raw_read_unsigned (regcache, S390_R1_REGNUM, &tmp);
          oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM, &tmp);
          tmp &= 0x7f;
          switch (tmp)
            {
              case 0x00: /* KM-Query */
                if (record_full_arch_list_add_mem (oaddr, 16))
                  return -1;
                break;

              case 0x01: /* KM-DEA */
              case 0x02: /* KM-TDEA-128 */
              case 0x03: /* KM-TDEA-192 */
              case 0x09: /* KM-Encrypted-DEA */
              case 0x0a: /* KM-Encrypted-TDEA-128 */
              case 0x0b: /* KM-Encrypted-TDEA-192 */
              case 0x12: /* KM-AES-128 */
              case 0x13: /* KM-AES-192 */
              case 0x14: /* KM-AES-256 */
              case 0x1a: /* KM-Encrypted-AES-128 */
              case 0x1b: /* KM-Encrypted-AES-192 */
              case 0x1c: /* KM-Encrypted-AES-256 */
                break;

              case 0x32: /* KM-XTS-AES-128 */
                if (record_full_arch_list_add_mem (oaddr + 0x10, 16))
                  return -1;
                break;

              case 0x34: /* KM-XTS-AES-256 */
                if (record_full_arch_list_add_mem (oaddr + 0x20, 16))
                  return -1;
                break;

              case 0x3a: /* KM-XTS-Encrypted-AES-128 */
                if (record_full_arch_list_add_mem (oaddr + 0x30, 16))
                  return -1;
                break;

              case 0x3c: /* KM-XTS-Encrypted-AES-256 */
                if (record_full_arch_list_add_mem (oaddr + 0x40, 16))
                  return -1;
                break;

              default:
                fprintf_unfiltered (gdb_stdlog, "Warning: Unknown KM function %02x at %s.\n",
                                    (int)tmp, paddress (gdbarch, addr));
                return -1;
            }
          if (tmp != 0)
            {
              regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[6], &tmp);
              oaddr2 = s390_record_address_mask (gdbarch, regcache, tmp);
              regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + (inib[7] | 1), &tmp);
              if (record_full_arch_list_add_mem (oaddr2, tmp))
                return -1;
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
                return -1;
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
                return -1;
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[7] | 1)))
                return -1;
            }
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb932-0xb93b undefined */

        case 0xb93c: /* PPNO - perform pseudorandom number operation [partial] */
          regcache_raw_read_unsigned (regcache, S390_R1_REGNUM, &tmp);
          oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM, &tmp);
          tmp &= 0xff;
          switch (tmp)
            {
              case 0x00: /* PPNO-Query */
              case 0x80: /* PPNO-Query */
                if (record_full_arch_list_add_mem (oaddr, 16))
                  return -1;
                break;

              case 0x03: /* PPNO-SHA-512-DRNG - generate */
                if (record_full_arch_list_add_mem (oaddr, 240))
                  return -1;
                regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[6], &tmp);
                oaddr2 = s390_record_address_mask (gdbarch, regcache, tmp);
                regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + (inib[6] | 1), &tmp);
                if (record_full_arch_list_add_mem (oaddr2, tmp))
                  return -1;
                if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
                  return -1;
                if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[6] | 1)))
                  return -1;
                break;

              case 0x83: /* PPNO-SHA-512-DRNG - seed */
                if (record_full_arch_list_add_mem (oaddr, 240))
                  return -1;
                if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
                  return -1;
                if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[7] | 1)))
                  return -1;
                break;

              default:
                fprintf_unfiltered (gdb_stdlog, "Warning: Unknown PPNO function %02x at %s.\n",
                                    (int)tmp, paddress (gdbarch, addr));
                return -1;
            }
          /* DXC may be written */
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb93d undefined */

        case 0xb93e: /* KIMD - compute intermediate message digest [partial] */
        case 0xb93f: /* KLMD - compute last message digest [partial] */
          regcache_raw_read_unsigned (regcache, S390_R1_REGNUM, &tmp);
          oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM, &tmp);
          tmp &= 0xff;
          switch (tmp)
            {
              case 0x00: /* K*MD-Query */
                if (record_full_arch_list_add_mem (oaddr, 16))
                  return -1;
                break;

              case 0x01: /* K*MD-SHA-1 */
                if (record_full_arch_list_add_mem (oaddr, 20))
                  return -1;
                break;

              case 0x02: /* K*MD-SHA-256 */
                if (record_full_arch_list_add_mem (oaddr, 32))
                  return -1;
                break;

              case 0x03: /* K*MD-SHA-512 */
                if (record_full_arch_list_add_mem (oaddr, 64))
                  return -1;
                break;

              case 0x41: /* KIMD-GHASH */
                /* Only valid for KIMD.  */
                if (insn[0] == 0xb93e)
                  {
                    if (record_full_arch_list_add_mem (oaddr, 16))
                      return -1;
                    break;
                  }
                /* For KLMD, fallthru.  */
              default:
                fprintf_unfiltered (gdb_stdlog, "Warning: Unknown KMAC function %02x at %s.\n",
                                    (int)tmp, paddress (gdbarch, addr));
                return -1;
            }
          if (tmp != 0)
            {
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
                return -1;
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[7] | 1)))
                return -1;
            }
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb940 undefined */
        /* 0xb944-0xb945 undefined */
        /* 0xb947-0xb948 undefined */
        /* 0xb94c-0xb950 undefined */
        /* 0xb954-0xb958 undefined */
        /* 0xb95c-0xb95f undefined */
        /* 0xb962-0xb971 undefined */
        /* 0xb974-0xb97f undefined */

        case 0xb983: /* FLOGR - find leftmost one */
          /* 64-bit gpr pair destination + flags */
          if (s390_record_gpr_g (gdbarch, regcache, inib[6]))
            return -1;
          if (s390_record_gpr_g (gdbarch, regcache, inib[6] | 1))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb98a privileged */
        /* 0xb98b-0xb98c undefined */

        case 0xb98d: /* EPSW - extract psw */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
            return -1;
          if (inib[7])
            if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
              return -1;
          break;

        /* 0xb98e-0xb98f privileged */

        case 0xb990: /* TRTT - translate two to two [partial] */
        case 0xb991: /* TRTO - translate two to one [partial] */
        case 0xb992: /* TROT - translate one to two [partial] */
        case 0xb993: /* TROO - translate one to one [partial] */
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[6], &tmp);
          oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + (inib[6] | 1), &tmp);
          /* tmp is source length, we want destination length.  Adjust.  */
          if (insn[0] == 0xb991)
            tmp >>= 1;
          if (insn[0] == 0xb992)
            tmp <<= 1;
          if (record_full_arch_list_add_mem (oaddr, tmp))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[6] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xb996: /* MLR - multiply logical */
        case 0xb997: /* DLR - divide logical */
          /* 32-bit gpr pair destination  */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[6] | 1)))
            return -1;
          break;

        /* 0xb99a-0xb9af unsupported, privileged, or undefined */
        /* 0xb9b4-0xb9bc undefined */

        case 0xb9bd: /* TRTRE - translate and test reverse extended [partial] */
        case 0xb9bf: /* TRTE - translate and test extended [partial] */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[6] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[7]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb9c0-0xb9c7 undefined */

        case 0xb9c8: /* AHHHR - add high */
        case 0xb9c9: /* SHHHR - subtract high */
        case 0xb9ca: /* ALHHHR - add logical high */
        case 0xb9cb: /* SLHHHR - subtract logical high */
        case 0xb9d8: /* AHHLR - add high */
        case 0xb9d9: /* SHHLR - subtract high */
        case 0xb9da: /* ALHHLR - add logical high */
        case 0xb9db: /* SLHHLR - subtract logical high */
          /* 32-bit high gpr destination + flags */
          if (s390_record_gpr_h (gdbarch, regcache, inib[6]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xb9cc undefined */
        /* 0xb9ce undefined */
        /* 0xb9d0-0xb9d7 undefined */
        /* 0xb9dc undefined */
        /* 0xb9de undefined */

        case 0xb9e0: /* LOCFHR - load high on condition */
          /* 32-bit high gpr destination */
          if (s390_record_gpr_h (gdbarch, regcache, inib[6]))
            return -1;
          break;

        /* 0xb9e3 undefined */
        /* 0xb9e5 undefined */
	/* 0xb9ee-0xb9f1 undefined */
        /* 0xb9f3 undefined */
        /* 0xb9f5 undefined */
	/* 0xb9fc undefined */
	/* 0xb9fe -0xb9ff undefined */

        default:
          goto UNKNOWN_OP;
        }
      break;

    /* 0xb4-0xb5 undefined */
    /* 0xb6 privileged: STCTL - store control */
    /* 0xb7 privileged: LCTL - load control */
    /* 0xb8 undefined */

    case 0xba: /* CS - compare and swap */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, 4))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0xbb: /* CDS - compare double and swap */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, 8))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[2] | 1)))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    /* 0xbc undefined */

    case 0xbe: /* STCM - store characters under mask */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, s390_popcnt (inib[3])))
        return -1;
      break;

    case 0xc0:
    case 0xc2:
    case 0xc4:
    case 0xc6:
    case 0xcc:
      /* RIL-format instruction */
      switch (ibyte[0] << 4 | inib[3])
        {
        case 0xc00: /* LARL - load address relative long */
        case 0xc05: /* BRASL - branch relative and save long */
        case 0xc09: /* IILF - insert immediate */
        case 0xc21: /* MSFI - multiply single immediate */
        case 0xc42: /* LLHRL - load logical halfword relative long */
        case 0xc45: /* LHRL - load halfword relative long */
        case 0xc4d: /* LRL - load relative long */
          /* 32-bit or native gpr destination */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          break;

        case 0xc01: /* LGFI - load immediate */
        case 0xc0e: /* LLIHF - load logical immediate */
        case 0xc0f: /* LLILF - load logical immediate */
        case 0xc20: /* MSGFI - multiply single immediate */
        case 0xc44: /* LGHRL - load halfword relative long */
        case 0xc46: /* LLGHRL - load logical halfword relative long */
        case 0xc48: /* LGRL - load relative long */
        case 0xc4c: /* LGFRL - load relative long */
        case 0xc4e: /* LLGFRL - load logical relative long */
          /* 64-bit gpr destination */
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          break;

        /* 0xc02-0xc03 undefined */

        case 0xc04: /* BRCL - branch relative on condition long */
        case 0xc62: /* PFDRL - prefetch data relative long */
          break;

        case 0xc06: /* XIHF - xor immediate */
        case 0xc0a: /* NIHF - and immediate */
        case 0xc0c: /* OIHF - or immediate */
        case 0xcc8: /* AIH - add immediate high */
        case 0xcca: /* ALSIH - add logical with signed immediate high */
          /* 32-bit high gpr destination + flags */
          if (s390_record_gpr_h (gdbarch, regcache, inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xc07: /* XILF - xor immediate */
        case 0xc0b: /* NILF - and immediate */
        case 0xc0d: /* OILF - or immediate */
        case 0xc25: /* SLFI - subtract logical immediate */
        case 0xc29: /* AFI - add immediate */
        case 0xc2b: /* ALFI - add logical immediate */
          /* 32-bit gpr destination + flags */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xc08: /* IIHF - insert immediate */
        case 0xcc6: /* BRCTH - branch relative on count high */
        case 0xccb: /* ALSIHN - add logical with signed immediate high */
          /* 32-bit high gpr destination */
          if (s390_record_gpr_h (gdbarch, regcache, inib[2]))
            return -1;
          break;

        /* 0xc22-0xc23 undefined */

        case 0xc24: /* SLGFI - subtract logical immediate */
        case 0xc28: /* AGFI - add immediate */
        case 0xc2a: /* ALGFI - add logical immediate */
          /* 64-bit gpr destination + flags */
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xc26-0xc27 undefined */

        case 0xc2c: /* CGFI - compare immediate */
        case 0xc2d: /* CFI - compare immediate */
        case 0xc2e: /* CLGFI - compare logical immediate */
        case 0xc2f: /* CLFI - compare logical immediate */
        case 0xc64: /* CGHRL - compare halfword relative long */
        case 0xc65: /* CHRL - compare halfword relative long */
        case 0xc66: /* CLGHRL - compare logical halfword relative long */
        case 0xc67: /* CLHRL - compare logical halfword relative long */
        case 0xc68: /* CGRL - compare relative long */
        case 0xc6a: /* CLGRL - compare logical relative long */
        case 0xc6c: /* CGFRL - compare relative long */
        case 0xc6d: /* CRL - compare relative long */
        case 0xc6e: /* CLGFRL - compare logical relative long */
        case 0xc6f: /* CLRL - compare logical relative long */
        case 0xccd: /* CIH - compare immediate high */
        case 0xccf: /* CLIH - compare logical immediate high */
          /* flags only */
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xc40-0xc41 undefined */
        /* 0xc43 undefined */

        case 0xc47: /* STHRL - store halfword relative long */
          oaddr = s390_record_calc_rl (gdbarch, regcache, addr, insn[1], insn[2]);
          if (record_full_arch_list_add_mem (oaddr, 2))
            return -1;
          break;

        /* 0xc49-0xc4a undefined */

        case 0xc4b: /* STGRL - store relative long */
          oaddr = s390_record_calc_rl (gdbarch, regcache, addr, insn[1], insn[2]);
          if (record_full_arch_list_add_mem (oaddr, 8))
            return -1;
          break;

        case 0xc4f: /* STRL - store relative long */
          oaddr = s390_record_calc_rl (gdbarch, regcache, addr, insn[1], insn[2]);
          if (record_full_arch_list_add_mem (oaddr, 4))
            return -1;
          break;

        case 0xc60: /* EXRL - execute relative long */
          if (ex != -1)
            {
              fprintf_unfiltered (gdb_stdlog, "Warning: Double execute at %s.\n",
                                  paddress (gdbarch, addr));
              return -1;
            }
          addr = s390_record_calc_rl (gdbarch, regcache, addr, insn[1], insn[2]);
          if (inib[2])
            {
              regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[2], &tmp);
              ex = tmp & 0xff;
            }
          else
            {
              ex = 0;
            }
          goto ex;

        /* 0xc61 undefined */
        /* 0xc63 undefined */
        /* 0xc69 undefined */
        /* 0xc6b undefined */
        /* 0xcc0-0xcc5 undefined */
        /* 0xcc7 undefined */
        /* 0xcc9 undefined */
        /* 0xccc undefined */
        /* 0xcce undefined */

        default:
          goto UNKNOWN_OP;
        }
      break;

    /* 0xc1 undefined */
    /* 0xc3 undefined */

    case 0xc5: /* BPRP - branch prediction relative preload */
    case 0xc7: /* BPP - branch prediction preload */
      /* no visible effect */
      break;

    case 0xc8:
      /* SSF-format instruction */
      switch (ibyte[0] << 4 | inib[3])
        {
        /* 0xc80 unsupported */

        case 0xc81: /* ECTG - extract cpu time */
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          if (s390_record_gpr_g (gdbarch, regcache, 0))
            return -1;
          if (s390_record_gpr_g (gdbarch, regcache, 1))
            return -1;
          break;

        case 0xc82: /* CSST - compare and swap and store */
          {
            uint8_t fc, sc;
            regcache_raw_read_unsigned (regcache, S390_R0_REGNUM, &tmp);
            fc = tmp & 0xff;
            sc = tmp >> 8 & 0xff;

            /* First and third operands.  */
            oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
            switch (fc)
              {
                case 0x00: /* 32-bit */
                  if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
                    return -1;
                  if (record_full_arch_list_add_mem (oaddr, 4))
                    return -1;
                  break;

                case 0x01: /* 64-bit */
                  if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
                    return -1;
                  if (record_full_arch_list_add_mem (oaddr, 8))
                    return -1;
                  break;

                case 0x02: /* 128-bit */
                  if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
                    return -1;
                  if (s390_record_gpr_g (gdbarch, regcache, inib[2] | 1))
                    return -1;
                  if (record_full_arch_list_add_mem (oaddr, 16))
                    return -1;
                  break;

                default:
                  fprintf_unfiltered (gdb_stdlog, "Warning: Unknown CSST FC %02x at %s.\n",
                                      fc, paddress (gdbarch, addr));
                  return -1;
              }

            /* Second operand.  */
            oaddr2 = s390_record_calc_disp (gdbarch, regcache, 0, insn[2], 0);
            if (sc > 4)
              {
                fprintf_unfiltered (gdb_stdlog, "Warning: Unknown CSST FC %02x at %s.\n",
                                    sc, paddress (gdbarch, addr));
                return -1;
              }

            if (record_full_arch_list_add_mem (oaddr2, 1 << sc))
              return -1;

            /* Flags.  */
            if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
              return -1;
          }
          break;

        /* 0xc83 undefined */

        case 0xc84: /* LPD - load pair disjoint */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[2] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xc85: /* LPDG - load pair disjoint */
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          if (s390_record_gpr_g (gdbarch, regcache, inib[2] | 1))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xc86-0xc8f undefined */

        default:
          goto UNKNOWN_OP;
        }
      break;

    /* 0xc9-0xcb undefined */
    /* 0xcd-0xcf undefined */

    case 0xd0: /* TRTR - translate and test reversed */
    case 0xdd: /* TRT - translate and test */
      if (record_full_arch_list_add_reg (regcache, S390_R1_REGNUM))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R2_REGNUM))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0xd1: /* MVN - move numbers */
    case 0xd2: /* MVC - move */
    case 0xd3: /* MVZ - move zones */
    case 0xdc: /* TR - translate */
    case 0xe8: /* MVCIN - move inverse */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, ibyte[1] + 1))
        return -1;
      break;

    case 0xd4: /* NC - and */
    case 0xd6: /* OC - or*/
    case 0xd7: /* XC - xor */
    case 0xe2: /* UNPKU - unpack unicode */
    case 0xea: /* UNPKA - unpack ASCII */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, ibyte[1] + 1))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0xde: /* ED - edit */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, ibyte[1] + 1))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      /* DXC may be written */
      if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
        return -1;
      break;

    case 0xdf: /* EDMK - edit and mark */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, ibyte[1] + 1))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_R1_REGNUM))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      /* DXC may be written */
      if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
        return -1;
      break;

    /* 0xd8 undefined */
    /* 0xd9 unsupported: MVCK - move with key */
    /* 0xda unsupported: MVCP - move to primary */
    /* 0xdb unsupported: MVCS - move to secondary */
    /* 0xe0 undefined */

    case 0xe1: /* PKU - pack unicode */
    case 0xe9: /* PKA - pack ASCII */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, 16))
        return -1;
      break;

    case 0xe3:
    case 0xe6:
    case 0xe7:
    case 0xeb:
    case 0xed:
      /* RXY/RXE/RXF/RSL/RSY/SIY/V*-format instruction */
      switch (ibyte[0] << 8 | ibyte[5])
        {
        /* 0xe300-0xe301 undefined */

        case 0xe302: /* LTG - load and test */
        case 0xe308: /* AG - add */
        case 0xe309: /* SG - subtract */
        case 0xe30a: /* ALG - add logical */
        case 0xe30b: /* SLG - subtract logical */
        case 0xe318: /* AGF - add */
        case 0xe319: /* SGF - subtract */
        case 0xe31a: /* ALGF - add logical */
        case 0xe31b: /* SLGF - subtract logical */
        case 0xe332: /* LTGF - load and test */
        case 0xe380: /* NG - and */
        case 0xe381: /* OG - or */
        case 0xe382: /* XG - xor */
        case 0xe388: /* ALCG - add logical with carry */
        case 0xe389: /* SLBG - subtract logical with borrow */
        case 0xeb0a: /* SRAG - shift right single */
        case 0xeb0b: /* SLAG - shift left single */
          /* 64-bit gpr destination + flags */
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xe303 privileged */

        case 0xe304: /* LG - load */
        case 0xe30c: /* MSG - multiply single */
        case 0xe30f: /* LRVG - load reversed */
        case 0xe314: /* LGF - load */
        case 0xe315: /* LGH - load halfword */
        case 0xe316: /* LLGF - load logical */
        case 0xe317: /* LLGT - load logical thirty one bits */
        case 0xe31c: /* MSGF - multiply single */
        case 0xe32a: /* LZRG - load and zero rightmost byte */
        case 0xe33a: /* LLZRGF - load logical and zero rightmost byte */
	case 0xe33c: /* MGH - multiply halfword 64x16mem -> 64 */
        case 0xe346: /* BCTG - branch on count */
        case 0xe377: /* LGB - load byte */
        case 0xe390: /* LLGC - load logical character */
        case 0xe391: /* LLGH - load logical halfword */
        case 0xeb0c: /* SRLG - shift right single logical */
        case 0xeb0d: /* SLLG - shift left single logical */
        case 0xeb1c: /* RLLG - rotate left single logical */
        case 0xeb44: /* BXHG - branch on index high */
        case 0xeb45: /* BXLEG - branch on index low or equal */
        case 0xeb4c: /* ECAG - extract cpu attribute */
        case 0xebe2: /* LOCG - load on condition */
          /* 64-bit gpr destination */
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          break;

        /* 0xe305 undefined */

        case 0xe306: /* CVBY - convert to binary */
          /* 32-bit or native gpr destination + FPC (DXC write) */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xe307 undefined */

        case 0xe30d: /* DSG - divide single */
        case 0xe31d: /* DSGF - divide single */
	case 0xe384: /* MG - multiply 64x64mem -> 128 */
        case 0xe386: /* MLG - multiply logical */
        case 0xe387: /* DLG - divide logical */
        case 0xe38f: /* LPQ - load pair from quadword */
          /* 64-bit gpr pair destination  */
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          if (s390_record_gpr_g (gdbarch, regcache, inib[2] | 1))
            return -1;
          break;

        case 0xe30e: /* CVBG - convert to binary */
          /* 64-bit gpr destination + FPC (DXC write) */
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xe310-0xe311 undefined */

        case 0xe312: /* LT - load and test */
	case 0xe338: /* AGH - add halfword to 64 bit value */
	case 0xe339: /* SGH - subtract halfword from 64 bit value */
	case 0xe353: /* MSC - multiply single 32x32mem -> 32 */
        case 0xe354: /* NY - and */
        case 0xe356: /* OY - or */
        case 0xe357: /* XY - xor */
        case 0xe35a: /* AY - add */
        case 0xe35b: /* SY - subtract */
        case 0xe35e: /* ALY - add logical */
        case 0xe35f: /* SLY - subtract logical */
        case 0xe37a: /* AHY - add halfword */
        case 0xe37b: /* SHY - subtract halfword */
	case 0xe383: /* MSGC - multiply single 64x64mem -> 64 */
        case 0xe398: /* ALC - add logical with carry */
        case 0xe399: /* SLB - subtract logical with borrow */
        case 0xe727: /* LCBB - load count to block bounduary */
        case 0xeb81: /* ICMY - insert characters under mask */
        case 0xebdc: /* SRAK - shift left single */
        case 0xebdd: /* SLAK - shift left single */
	  /* 32/64-bit gpr destination + flags */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xe313 privileged */

        case 0xe31e: /* LRV - load reversed */
        case 0xe31f: /* LRVH - load reversed */
        case 0xe33b: /* LZRF - load and zero rightmost byte */
        case 0xe351: /* MSY - multiply single */
        case 0xe358: /* LY - load */
        case 0xe371: /* LAY - load address */
        case 0xe373: /* ICY - insert character */
        case 0xe376: /* LB - load byte */
        case 0xe378: /* LHY - load */
        case 0xe37c: /* MHY - multiply halfword */
        case 0xe394: /* LLC - load logical character */
        case 0xe395: /* LLH - load logical halfword */
        case 0xeb1d: /* RLL - rotate left single logical */
        case 0xebde: /* SRLK - shift left single logical */
        case 0xebdf: /* SLLK - shift left single logical */
        case 0xebf2: /* LOC - load on condition */
          /* 32-bit or native gpr destination */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          break;

        case 0xe320: /* CG - compare */
        case 0xe321: /* CLG - compare logical */
        case 0xe330: /* CGF - compare */
        case 0xe331: /* CLGF - compare logical */
        case 0xe334: /* CGH - compare halfword */
        case 0xe355: /* CLY - compare logical */
        case 0xe359: /* CY - compare */
        case 0xe379: /* CHY - compare halfword */
        case 0xe3cd: /* CHF - compare high */
        case 0xe3cf: /* CLHF - compare logical high */
        case 0xeb20: /* CLMH - compare logical under mask high */
        case 0xeb21: /* CLMY - compare logical under mask */
        case 0xeb51: /* TMY - test under mask */
        case 0xeb55: /* CLIY - compare logical */
        case 0xebc0: /* TP - test decimal */
        case 0xed10: /* TCEB - test data class */
        case 0xed11: /* TCDB - test data class */
        case 0xed12: /* TCXB - test data class */
        case 0xed50: /* TDCET - test data class */
        case 0xed51: /* TDGET - test data group */
        case 0xed54: /* TDCDT - test data class */
        case 0xed55: /* TDGDT - test data group */
        case 0xed58: /* TDCXT - test data class */
        case 0xed59: /* TDGXT - test data group */
          /* flags only */
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xe322-0xe323 undefined */

        case 0xe324: /* STG - store */
        case 0xe325: /* NTSTG - nontransactional store */
        case 0xe326: /* CVDY - convert to decimal */
        case 0xe32f: /* STRVG - store reversed */
        case 0xebe3: /* STOCG - store on condition */
        case 0xed67: /* STDY - store */
          oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, 8))
            return -1;
          break;

        /* 0xe327-0xe329 undefined */
        /* 0xe32b-0xe32d undefined */

        case 0xe32e: /* CVDG - convert to decimal */
        case 0xe38e: /* STPQ - store pair to quadword */
          oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, 16))
            return -1;
          break;

        /* 0xe333 undefined */
        /* 0xe335 undefined */

        case 0xe336: /* PFD - prefetch data */
          break;

	/* 0xe337 undefined */
        /* 0xe33c-0xe33d undefined */

        case 0xe33e: /* STRV - store reversed */
        case 0xe350: /* STY - store */
        case 0xe3cb: /* STFH - store high */
        case 0xebe1: /* STOCFH - store high on condition */
        case 0xebf3: /* STOC - store on condition */
        case 0xed66: /* STEY - store */
          oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, 4))
            return -1;
          break;

        case 0xe33f: /* STRVH - store reversed */
        case 0xe370: /* STHY - store halfword */
        case 0xe3c7: /* STHH - store halfword high */
          oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, 2))
            return -1;
          break;

        /* 0xe340-0xe345 undefined */

	case 0xe347: /* BIC - branch indirect on condition */
	  break;

	/* 0xe348-0xe34f undefined */
	/* 0xe352 undefined */

        case 0xe35c: /* MFY - multiply */
        case 0xe396: /* ML - multiply logical */
        case 0xe397: /* DL - divide logical */
          /* 32-bit gpr pair destination */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[2] | 1)))
            return -1;
          break;

        /* 0xe35d undefined */
        /* 0xe360-0xe36f undefined */

        case 0xe372: /* STCY - store character */
        case 0xe3c3: /* STCH - store character high */
          oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, 1))
            return -1;
          break;

        /* 0xe374 undefined */

        case 0xe375: /* LAEY - load address extended */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_A0_REGNUM + inib[2]))
            return -1;
          break;

        /* 0xe37d-0xe37f undefined */

        case 0xe385: /* LGAT - load and trap */
        case 0xe39c: /* LLGTAT - load logical thirty one bits and trap */
        case 0xe39d: /* LLGFAT - load logical and trap */
	case 0xe650: /* VCVB - vector convert to binary 32 bit*/
	case 0xe652: /* VCVBG - vector convert to binary 64 bit*/
        case 0xe721: /* VLGV - vector load gr from vr element */
          /* 64-bit gpr destination + fpc for possible DXC write */
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xe38a-0xe38d undefined */
        /* 0xe392-0xe393 undefined */
        /* 0xe39a-0xe39b undefined */
        /* 0xe39e undefined */

        case 0xe39f: /* LAT - load and trap */
          /* 32-bit gpr destination + fpc for possible DXC write */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xe3a0-0xe3bf undefined */

        case 0xe3c0: /* LBH - load byte high */
        case 0xe3c2: /* LLCH - load logical character high */
        case 0xe3c4: /* LHH - load halfword high */
        case 0xe3c6: /* LLHH - load logical halfword high */
        case 0xe3ca: /* LFH - load high */
        case 0xebe0: /* LOCFH - load high on condition */
          /* 32-bit high gpr destination */
          if (s390_record_gpr_h (gdbarch, regcache, inib[2]))
            return -1;
          break;

        /* 0xe3c1 undefined */
        /* 0xe3c5 undefined */

        case 0xe3c8: /* LFHAT - load high and trap */
          /* 32-bit high gpr destination + fpc for possible DXC write */
          if (s390_record_gpr_h (gdbarch, regcache, inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xe3c9 undefined */
        /* 0xe3cc undefined */
        /* 0xe3ce undefined */
        /* 0xe3d0-0xe3ff undefined */

	case 0xe634: /* VPKZ - vector pack zoned */
	case 0xe635: /* VLRL - vector load rightmost with immed. length */
	case 0xe637: /* VLRLR - vector load rightmost with length */
	case 0xe649: /* VLIP - vector load immediate decimal */
        case 0xe700: /* VLEB - vector load element */
        case 0xe701: /* VLEH - vector load element */
        case 0xe702: /* VLEG - vector load element */
        case 0xe703: /* VLEF - vector load element */
        case 0xe704: /* VLLEZ - vector load logical element and zero */
        case 0xe705: /* VLREP - vector load and replicate */
        case 0xe706: /* VL - vector load */
        case 0xe707: /* VLBB - vector load to block bounduary */
        case 0xe712: /* VGEG - vector gather element */
        case 0xe713: /* VGEF - vector gather element */
        case 0xe722: /* VLVG - vector load vr element from gr */
        case 0xe730: /* VESL - vector element shift left */
        case 0xe733: /* VERLL - vector element rotate left logical */
        case 0xe737: /* VLL - vector load with length */
        case 0xe738: /* VESRL - vector element shift right logical */
        case 0xe73a: /* VESRA - vector element shift right arithmetic */
        case 0xe740: /* VLEIB - vector load element immediate */
        case 0xe741: /* VLEIH - vector load element immediate */
        case 0xe742: /* VLEIG - vector load element immediate */
        case 0xe743: /* VLEIF - vector load element immediate */
        case 0xe744: /* VGBM - vector generate byte mask */
        case 0xe745: /* VREPI - vector replicate immediate */
        case 0xe746: /* VGM - vector generate mask */
        case 0xe74d: /* VREP - vector replicate */
        case 0xe750: /* VPOPCT - vector population count */
        case 0xe752: /* VCTZ - vector count trailing zeros */
        case 0xe753: /* VCLZ - vector count leading zeros */
        case 0xe756: /* VLR - vector load */
        case 0xe75f: /* VSEG -vector sign extend to doubleword */
        case 0xe760: /* VMRL - vector merge low */
        case 0xe761: /* VMRH - vector merge high */
        case 0xe762: /* VLVGP - vector load vr from grs disjoint */
        case 0xe764: /* VSUM - vector sum across word */
        case 0xe765: /* VSUMG - vector sum across doubleword */
        case 0xe766: /* VCKSM - vector checksum */
        case 0xe767: /* VSUMQ - vector sum across quadword */
        case 0xe768: /* VN - vector and */
        case 0xe769: /* VNC - vector and with complement */
        case 0xe76a: /* VO - vector or */
        case 0xe76b: /* VNO - vector nor */
	case 0xe76c: /* VNX - vector not exclusive or */
        case 0xe76d: /* VX - vector xor */
	case 0xe76e: /* VNN - vector nand */
	case 0xe76f: /* VOC - vector or with complement */
        case 0xe770: /* VESLV - vector element shift left */
        case 0xe772: /* VERIM - vector element rotate and insert under mask */
        case 0xe773: /* VERLLV - vector element rotate left logical */
        case 0xe774: /* VSL - vector shift left */
        case 0xe775: /* VSLB - vector shift left by byte */
        case 0xe777: /* VSLDB - vector shift left double by byte */
        case 0xe778: /* VESRLV - vector element shift right logical */
        case 0xe77a: /* VESRAV - vector element shift right arithmetic */
        case 0xe77c: /* VSRL - vector shift right logical */
        case 0xe77d: /* VSRLB - vector shift right logical by byte */
        case 0xe77e: /* VSRA - vector shift right arithmetic */
        case 0xe77f: /* VSRAB - vector shift right arithmetic by byte */
        case 0xe784: /* VPDI - vector permute doubleword immediate */
	case 0xe785: /* VBPERM - vector bit permute */
        case 0xe78c: /* VPERM - vector permute */
        case 0xe78d: /* VSEL - vector select */
        case 0xe78e: /* VFMS - vector fp multiply and subtract */
        case 0xe78f: /* VFMA - vector fp multiply and add */
        case 0xe794: /* VPK - vector pack */
	case 0xe79e: /* VFNMS - vector fp negative multiply and subtract */
	case 0xe79f: /* VFNMA - vector fp negative multiply and add */
        case 0xe7a1: /* VMLH - vector multiply logical high */
        case 0xe7a2: /* VML - vector multiply low */
        case 0xe7a3: /* VMH - vector multiply high */
        case 0xe7a4: /* VMLE - vector multiply logical even */
        case 0xe7a5: /* VMLO - vector multiply logical odd */
        case 0xe7a6: /* VME - vector multiply even */
        case 0xe7a7: /* VMO - vector multiply odd */
        case 0xe7a9: /* VMALH - vector multiply and add logical high */
        case 0xe7aa: /* VMAL - vector multiply and add low */
        case 0xe7ab: /* VMAH - vector multiply and add high */
        case 0xe7ac: /* VMALE - vector multiply and add logical even */
        case 0xe7ad: /* VMALO - vector multiply and add logical odd */
        case 0xe7ae: /* VMAE - vector multiply and add even */
        case 0xe7af: /* VMAO - vector multiply and add odd */
        case 0xe7b4: /* VGFM - vector Galois field multiply sum */
	case 0xe7b8: /* VMSL - vector multiply sum logical */
        case 0xe7b9: /* VACCC - vector add with carry compute carry */
        case 0xe7bb: /* VAC - vector add with carry */
        case 0xe7bc: /* VGFMA - vector Galois field multiply sum and accumulate */
        case 0xe7bd: /* VSBCBI - vector subtract with borrow compute borrow indication */
        case 0xe7bf: /* VSBI - vector subtract with borrow indication */
        case 0xe7c0: /* VCLGD - vector convert to logical 64-bit */
        case 0xe7c1: /* VCDLG - vector convert from logical 64-bit */
        case 0xe7c2: /* VCGD - vector convert to fixed 64-bit */
        case 0xe7c3: /* VCDG - vector convert from fixed 64-bit */
	case 0xe7c4: /* VLDE/VFLL - vector fp load lengthened */
	case 0xe7c5: /* VLED/VFLR - vector fp load rounded */
        case 0xe7c7: /* VFI - vector load fp integer */
        case 0xe7cc: /* VFPSO - vector fp perform sign operation */
        case 0xe7ce: /* VFSQ - vector fp square root */
        case 0xe7d4: /* VUPLL - vector unpack logical low */
        case 0xe7d6: /* VUPL - vector unpack low */
        case 0xe7d5: /* VUPLH - vector unpack logical high */
        case 0xe7d7: /* VUPH - vector unpack high */
        case 0xe7de: /* VLC - vector load complement */
        case 0xe7df: /* VLP - vector load positive */
        case 0xe7e2: /* VFA - vector fp subtract */
        case 0xe7e3: /* VFA - vector fp add */
        case 0xe7e5: /* VFD - vector fp divide */
        case 0xe7e7: /* VFM - vector fp multiply */
	case 0xe7ee: /* VFMIN - vector fp minimum */
	case 0xe7ef: /* VFMAX - vector fp maximum */
        case 0xe7f0: /* VAVGL - vector average logical */
        case 0xe7f1: /* VACC - vector add and compute carry */
        case 0xe7f2: /* VAVG - vector average */
        case 0xe7f3: /* VA - vector add */
        case 0xe7f5: /* VSCBI - vector subtract compute borrow indication */
        case 0xe7f7: /* VS - vector subtract */
        case 0xe7fc: /* VMNL - vector minimum logical */
        case 0xe7fd: /* VMXL - vector maximum logical */
        case 0xe7fe: /* VMN - vector minimum */
        case 0xe7ff: /* VMX - vector maximum */
          /* vector destination + FPC */
          if (s390_record_vr (gdbarch, regcache, ivec[0]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

	case 0xe63d: /* VSTRL - vector store rightmost with immed. length */
	  oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
	  if (record_full_arch_list_add_mem (oaddr, inib[3] + 1))
	    return -1;
	  if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
	    return -1;
	  break;

        case 0xe708: /* VSTEB - vector store element */
          oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], 0);
          if (record_full_arch_list_add_mem (oaddr, 1))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        case 0xe709: /* VSTEH - vector store element */
          oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], 0);
          if (record_full_arch_list_add_mem (oaddr, 2))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        case 0xe70a: /* VSTEG - vector store element */
          oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], 0);
          if (record_full_arch_list_add_mem (oaddr, 8))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        case 0xe70b: /* VSTEF - vector store element */
          oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], 0);
          if (record_full_arch_list_add_mem (oaddr, 4))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xe70c-0xe70d undefined */

        case 0xe70e: /* VST - vector store */
          oaddr = s390_record_calc_disp (gdbarch, regcache, inib[3], insn[1], 0);
          if (record_full_arch_list_add_mem (oaddr, 16))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xe70f-0xe711 undefined */
        /* 0xe714-0xe719 undefined */

        case 0xe71a: /* VSCEG - vector scatter element */
          if (s390_record_calc_disp_vsce (gdbarch, regcache, ivec[1], inib[8], 8, insn[1], 0, &oaddr))
            return -1;
          if (record_full_arch_list_add_mem (oaddr, 8))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        case 0xe71b: /* VSCEF - vector scatter element */
          if (s390_record_calc_disp_vsce (gdbarch, regcache, ivec[1], inib[8], 4, insn[1], 0, &oaddr))
            return -1;
          if (record_full_arch_list_add_mem (oaddr, 4))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xe71c-0xe720 undefined */
        /* 0xe723-0xe726 undefined */
        /* 0xe728-0xe72f undefined */
        /* 0xe731-0xe732 undefined */
        /* 0xe734-0xe735 undefined */

        case 0xe736: /* VLM - vector load multiple */
          for (i = ivec[0]; i != ivec[1]; i++, i &= 0x1f)
            if (s390_record_vr (gdbarch, regcache, i))
              return -1;
          if (s390_record_vr (gdbarch, regcache, ivec[1]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xe739 undefined */
        /* 0xe73b-0xe73d undefined */

        case 0xe73e: /* VSTM - vector store multiple */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
          if (ivec[0] <= ivec[1])
            n = ivec[1] - ivec[0] + 1;
          else
            n = ivec[1] + 0x20 - ivec[0] + 1;
          if (record_full_arch_list_add_mem (oaddr, n * 16))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

	case 0xe63c: /* VUPKZ - vector unpack zoned */
	  oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
	  if (record_full_arch_list_add_mem (oaddr, (ibyte[1] + 1) & 31))
	    return -1;
	  if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
	    return -1;
	  break;

	case 0xe63f: /* VSTRLR - vector store rightmost with length */
        case 0xe73f: /* VSTL - vector store with length */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[3], &tmp);
          tmp &= 0xffffffffu;
	  if (tmp > 15)
	    tmp = 15;
	  if (record_full_arch_list_add_mem (oaddr, tmp + 1))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xe747-0xe749 undefined */

	case 0xe658: /* VCVD - vector convert to decimal 32 bit */
	case 0xe659: /* VSRP - vector shift and round decimal */
	case 0xe65a: /* VCVDG - vector convert to decimal 64 bit*/
	case 0xe65b: /* VPSOP - vector perform sign operation decimal */
	case 0xe671: /* VAP - vector add decimal */
	case 0xe673: /* VSP - vector subtract decimal */
	case 0xe678: /* VMP - vector multiply decimal */
	case 0xe679: /* VMSP - vector multiply decimal */
	case 0xe67a: /* VDP - vector divide decimal */
	case 0xe67b: /* VRP - vector remainder decimal */
	case 0xe67e: /* VSDP - vector shift and divide decimal */
        case 0xe74a: /* VFTCI - vector fp test data class immediate */
        case 0xe75c: /* VISTR - vector isolate string */
        case 0xe780: /* VFEE - vector find element equal */
        case 0xe781: /* VFENE - vector find element not equal */
        case 0xe782: /* VFA - vector find any element equal */
        case 0xe78a: /* VSTRC - vector string range compare */
        case 0xe795: /* VPKLS - vector pack logical saturate */
        case 0xe797: /* VPKS - vector pack saturate */
        case 0xe7e8: /* VFCE - vector fp compare equal */
        case 0xe7ea: /* VFCHE - vector fp compare high or equal */
	case 0xe7eb: /* VFCH - vector fp compare high */
        case 0xe7f8: /* VCEQ - vector compare equal */
        case 0xe7f9: /* VCHL - vector compare high logical */
        case 0xe7fb: /* VCH - vector compare high */
          /* vector destination + flags + FPC */
          if (s390_record_vr (gdbarch, regcache, ivec[0]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

	case 0xe65f: /* VTP - vector test decimal */
	  /* flags + FPC */
	  if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
	    return -1;
	  if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
	    return -1;
	  break;

        /* 0xe74b-0xe74c undefined */
        /* 0xe74e-0xe74f undefined */
        /* 0xe751 undefined */
        /* 0xe754-0xe755 undefined */
        /* 0xe757-0xe75b undefined */
        /* 0xe75d-0xe75e undefined */
        /* 0xe763 undefined */
        /* 0xe771 undefined */
        /* 0xe776 undefined */
        /* 0xe779 undefined */
        /* 0xe77b undefined */
        /* 0xe783 undefined */
	/* 0xe786-0xe789 undefined */
        /* 0xe78b undefined */
        /* 0xe790-0xe793 undefined */
        /* 0xe796 undefined */
	/* 0xe798-0xe79d undefined */
	/* 0xe7a0 undefined */
	/* 0xe7a8 undefined */
        /* 0xe7b0-0xe7b3 undefined */
	/* 0xe7b5-0xe7b7 undefined */
        /* 0xe7ba undefined */
        /* 0xe7be undefined */
        /* 0xe7c6 undefined */
        /* 0xe7c8-0xe7c9 undefined */

	case 0xe677: /* VCP - vector compare decimal */
        case 0xe7ca: /* WFK - vector fp compare and signal scalar */
        case 0xe7cb: /* WFC - vector fp compare scalar */
        case 0xe7d8: /* VTM - vector test under mask */
        case 0xe7d9: /* VECL - vector element compare logical */
        case 0xe7db: /* VEC - vector element compare */
        case 0xed08: /* KEB - compare and signal */
        case 0xed09: /* CEB - compare */
        case 0xed18: /* KDB - compare and signal */
        case 0xed19: /* CDB - compare */
          /* flags + fpc only */
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xe7cd undefined */
        /* 0xe7cf-0xe7d3 undefined */
        /* 0xe7da undefined */
        /* 0xe7dc-0xe7dd undefined */
        /* 0xe7e0-0xe7e1 undefined */
        /* 0xe7e4 undefined */
        /* 0xe7e6 undefined */
        /* 0xe7e9 undefined */
	/* 0xe7ec-0xe7ed undefined */
        /* 0xe7f4 undefined */
        /* 0xe7f6 undefined */
        /* 0xe7fa undefined */

        /* 0xeb00-0xeb03 undefined */

        case 0xeb04: /* LMG - load multiple */
          for (i = inib[2]; i != inib[3]; i++, i &= 0xf)
            if (s390_record_gpr_g (gdbarch, regcache, i))
              return -1;
          if (s390_record_gpr_g (gdbarch, regcache, inib[3]))
            return -1;
          break;

        /* 0xeb05-0xeb09 undefined */
        /* 0xeb0e undefined */
        /* 0xeb0f privileged: TRACG */
        /* 0xeb10-0xeb13 undefined */

        case 0xeb14: /* CSY - compare and swap */
        case 0xebf4: /* LAN - load and and */
        case 0xebf6: /* LAO - load and or */
        case 0xebf7: /* LAX - load and xor */
        case 0xebf8: /* LAA - load and add */
        case 0xebfa: /* LAAL - load and add logical */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, 4))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xeb15-0xeb1b undefined */
        /* 0xeb1e-0xeb1f undefined */
        /* 0xeb22 undefined */

        case 0xeb23: /* CLT - compare logical and trap */
        case 0xeb2b: /* CLGT - compare logical and trap */
          /* fpc only - including possible DXC write for trapping insns */
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        case 0xeb24: /* STMG - store multiple */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], ibyte[4]);
          if (inib[2] <= inib[3])
            n = inib[3] - inib[2] + 1;
          else
            n = inib[3] + 0x10 - inib[2] + 1;
          if (record_full_arch_list_add_mem (oaddr, n * 8))
            return -1;
          break;

        /* 0xeb25 privileged */

        case 0xeb26: /* STMH - store multiple high */
        case 0xeb90: /* STMY - store multiple */
        case 0xeb9b: /* STAMY - store access multiple */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], ibyte[4]);
          if (inib[2] <= inib[3])
            n = inib[3] - inib[2] + 1;
          else
            n = inib[3] + 0x10 - inib[2] + 1;
          if (record_full_arch_list_add_mem (oaddr, n * 4))
            return -1;
          break;

        /* 0xeb27-0xeb2a undefined */

        case 0xeb2c: /* STCMH - store characters under mask */
        case 0xeb2d: /* STCMY - store characters under mask */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, s390_popcnt (inib[3])))
            return -1;
          break;

        /* 0xeb2e undefined */
        /* 0xeb2f privileged */

        case 0xeb30: /* CSG - compare and swap */
        case 0xebe4: /* LANG - load and and */
        case 0xebe6: /* LAOG - load and or */
        case 0xebe7: /* LAXG - load and xor */
        case 0xebe8: /* LAAG - load and add */
        case 0xebea: /* LAALG - load and add logical */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, 8))
            return -1;
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xeb31: /* CDSY - compare double and swap */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, 8))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[2] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xeb32-0xeb3d undefined */

        case 0xeb3e: /* CDSG - compare double and swap */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, 16))
            return -1;
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          if (s390_record_gpr_g (gdbarch, regcache, inib[2] | 1))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xeb3f-0xeb43 undefined */
        /* 0xeb46-0xeb4b undefined */
        /* 0xeb4d-0xeb50 undefined */

        case 0xeb52: /* MVIY - move */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, 1))
            return -1;
          break;

        case 0xeb54: /* NIY - and */
        case 0xeb56: /* OIY - or */
        case 0xeb57: /* XIY - xor */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, 1))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xeb53 undefined */
        /* 0xeb58-0xeb69 undefined */

        case 0xeb6a: /* ASI - add immediate */
        case 0xeb6e: /* ALSI - add immediate */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, 4))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xeb6b-0xeb6d undefined */
        /* 0xeb6f-0xeb79 undefined */

        case 0xeb7a: /* AGSI - add immediate */
        case 0xeb7e: /* ALGSI - add immediate */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], ibyte[4]);
          if (record_full_arch_list_add_mem (oaddr, 8))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xeb7b-0xeb7d undefined */
        /* 0xeb7f undefined */

        case 0xeb80: /* ICMH - insert characters under mask */
          /* 32-bit high gpr destination + flags */
          if (s390_record_gpr_h (gdbarch, regcache, inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xeb82-0xeb8d undefined */

        case 0xeb8e: /* MVCLU - move long unicode [partial] */
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + inib[2], &tmp);
          oaddr = s390_record_address_mask (gdbarch, regcache, tmp);
          regcache_raw_read_unsigned (regcache, S390_R0_REGNUM + (inib[2] | 1), &tmp);
          if (record_full_arch_list_add_mem (oaddr, tmp))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[2] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[3]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[3] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        case 0xeb8f: /* CLCLU - compare logical long unicode [partial] */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[2] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[3]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + (inib[3] | 1)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xeb91-0xeb95 undefined */

        case 0xeb96: /* LMH - load multiple high */
          for (i = inib[2]; i != inib[3]; i++, i &= 0xf)
            if (s390_record_gpr_h (gdbarch, regcache, i))
              return -1;
          if (s390_record_gpr_h (gdbarch, regcache, inib[3]))
            return -1;
          break;

        /* 0xeb97 undefined */

        case 0xeb98: /* LMY - load multiple */
          for (i = inib[2]; i != inib[3]; i++, i &= 0xf)
            if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + i))
              return -1;
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[3]))
            return -1;
          break;

        /* 0xeb99 undefined */

        case 0xeb9a: /* LAMY - load access multiple */
          for (i = inib[2]; i != inib[3]; i++, i &= 0xf)
            if (record_full_arch_list_add_reg (regcache, S390_A0_REGNUM + i))
              return -1;
          if (record_full_arch_list_add_reg (regcache, S390_A0_REGNUM + inib[3]))
            return -1;
          break;

        /* 0xeb9c-0xebbf undefined */
        /* 0xebc1-0xebdb undefined */
        /* 0xebe5 undefined */
        /* 0xebe9 undefined */
        /* 0xebeb-0xebf1 undefined */
        /* 0xebf5 undefined */
        /* 0xebf9 undefined */
        /* 0xebfb-0xebff undefined */

        /* 0xed00-0xed03 undefined */

        case 0xed04: /* LDEB - load lengthened */
        case 0xed0c: /* MDEB - multiply */
        case 0xed0d: /* DEB - divide */
        case 0xed14: /* SQEB - square root */
        case 0xed15: /* SQDB - square root */
        case 0xed17: /* MEEB - multiply */
        case 0xed1c: /* MDB - multiply */
        case 0xed1d: /* DDB - divide */
          /* float destination + fpc */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        case 0xed05: /* LXDB - load lengthened */
        case 0xed06: /* LXEB - load lengthened */
        case 0xed07: /* MXDB - multiply */
          /* float pair destination + fpc */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + (inib[2] | 2)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        case 0xed0a: /* AEB - add */
        case 0xed0b: /* SEB - subtract */
        case 0xed1a: /* ADB - add */
        case 0xed1b: /* SDB - subtract */
          /* float destination + flags + fpc */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        case 0xed0e: /* MAEB - multiply and add */
        case 0xed0f: /* MSEB - multiply and subtract */
        case 0xed1e: /* MADB - multiply and add */
        case 0xed1f: /* MSDB - multiply and subtract */
        case 0xed40: /* SLDT - shift significand left */
        case 0xed41: /* SRDT - shift significand right */
        case 0xedaa: /* CDZT - convert from zoned */
        case 0xedae: /* CDPT - convert from packed */
          /* float destination [RXF] + fpc */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[8]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xed13 undefined */
        /* 0xed16 undefined */
        /* 0xed20-0xed23 undefined */

        case 0xed24: /* LDE - load lengthened */
        case 0xed34: /* SQE - square root */
        case 0xed35: /* SQD - square root */
        case 0xed37: /* MEE - multiply */
        case 0xed64: /* LEY - load */
        case 0xed65: /* LDY - load */
          /* float destination */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[2]))
            return -1;
          break;

        case 0xed25: /* LXD - load lengthened */
        case 0xed26: /* LXE - load lengthened */
          /* float pair destination */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + (inib[2] | 2)))
            return -1;
          break;

        /* 0xed27-0xed2d undefined */

        case 0xed2e: /* MAE - multiply and add */
        case 0xed2f: /* MSE - multiply and subtract */
        case 0xed38: /* MAYL - multiply and add unnormalized */
        case 0xed39: /* MYL - multiply unnormalized */
        case 0xed3c: /* MAYH - multiply and add unnormalized */
        case 0xed3d: /* MYH - multiply unnormalized */
        case 0xed3e: /* MAD - multiply and add */
        case 0xed3f: /* MSD - multiply and subtract */
          /* float destination [RXF] */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[8]))
            return -1;
          break;

        /* 0xed30-0xed33 undefined */
        /* 0xed36 undefined */

        case 0xed3a: /* MAY - multiply and add unnormalized */
        case 0xed3b: /* MY - multiply unnormalized */
          /* float pair destination [RXF] */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[8]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + (inib[8] | 2)))
            return -1;
          break;

        /* 0xed42-0xed47 undefind */

        case 0xed48: /* SLXT - shift significand left */
        case 0xed49: /* SRXT - shift significand right */
        case 0xedab: /* CXZT - convert from zoned */
        case 0xedaf: /* CXPT - convert from packed */
          /* float pair destination [RXF] + fpc */
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + inib[8]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_F0_REGNUM + (inib[8] | 2)))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xed4a-0xed4f undefind */
        /* 0xed52-0xed53 undefind */
        /* 0xed56-0xed57 undefind */
        /* 0xed5a-0xed63 undefind */
        /* 0xed68-0xeda7 undefined */

        case 0xeda8: /* CZDT - convert to zoned */
        case 0xeda9: /* CZXT - convert to zoned */
        case 0xedac: /* CPDT - convert to packed */
        case 0xedad: /* CPXT - convert to packed */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
          if (record_full_arch_list_add_mem (oaddr, ibyte[1] + 1))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xedb0-0xedff undefined */

        default:
          goto UNKNOWN_OP;
        }
      break;

    /* 0xe4 undefined */

    case 0xe5:
      /* SSE/SIL-format instruction */
      switch (insn[0])
        {
        /* 0xe500-0xe543 undefined, privileged, or unsupported */

        case 0xe544: /* MVHHI - move */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
          if (record_full_arch_list_add_mem (oaddr, 2))
            return -1;
          break;

        /* 0xe545-0xe547 undefined */

        case 0xe548: /* MVGHI - move */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
          if (record_full_arch_list_add_mem (oaddr, 8))
            return -1;
          break;

        /* 0xe549-0xe54b undefined */

        case 0xe54c: /* MVHI - move */
          oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
          if (record_full_arch_list_add_mem (oaddr, 4))
            return -1;
          break;

        /* 0xe54d-0xe553 undefined */

        case 0xe554: /* CHHSI - compare halfword immediate */
        case 0xe555: /* CLHHSI - compare logical immediate */
        case 0xe558: /* CGHSI - compare halfword immediate */
        case 0xe559: /* CLGHSI - compare logical immediate */
        case 0xe55c: /* CHSI - compare halfword immediate */
        case 0xe55d: /* CLFHSI - compare logical immediate */
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xe556-0xe557 undefined */
        /* 0xe55a-0xe55b undefined */
        /* 0xe55e-0xe55f undefined */

        case 0xe560: /* TBEGIN - transaction begin */
          /* The transaction will be immediately aborted after this
             instruction, due to single-stepping.  This instruction is
             only supported so that the program can fail a few times
             and go to the non-transactional fallback.  */
          if (inib[4])
            {
              /* Transaction diagnostic block - user.  */
              oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
              if (record_full_arch_list_add_mem (oaddr, 256))
                return -1;
            }
          /* Transaction diagnostic block - supervisor.  */
          if (record_full_arch_list_add_reg (regcache, S390_TDB_DWORD0_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_TDB_ABORT_CODE_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_TDB_CONFLICT_TOKEN_REGNUM))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_TDB_ATIA_REGNUM))
            return -1;
          for (i = 0; i < 16; i++)
            if (record_full_arch_list_add_reg (regcache, S390_TDB_R0_REGNUM + i))
              return -1;
          /* And flags.  */
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xe561 unsupported: TBEGINC */
        /* 0xe562-0xe5ff undefined */

        default:
          goto UNKNOWN_OP;
        }
      break;

    case 0xec:
      /* RIE/RIS/RRS-format instruction */
      switch (ibyte[0] << 8 | ibyte[5])
        {
        /* 0xec00-0xec41 undefined */

        case 0xec42: /* LOCHI - load halfword immediate on condition */
        case 0xec51: /* RISBLG - rotate then insert selected bits low */
          /* 32-bit or native gpr destination */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          break;

        /* 0xec43 undefined */

        case 0xec44: /* BRXHG - branch relative on index high */
        case 0xec45: /* BRXLG - branch relative on index low or equal */
        case 0xec46: /* LOCGHI - load halfword immediate on condition */
        case 0xec59: /* RISBGN - rotate then insert selected bits */
          /* 64-bit gpr destination */
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          break;

        /* 0xec47-0xec4d undefined */

        case 0xec4e: /* LOCHHI - load halfword immediate on condition */
        case 0xec5d: /* RISBHG - rotate then insert selected bits high */
          /* 32-bit high gpr destination */
          if (s390_record_gpr_h (gdbarch, regcache, inib[2]))
            return -1;
          break;

        /* 0xec4f-0xec50 undefined */
        /* 0xec52-0xec53 undefined */

        case 0xec54: /* RNSBG - rotate then and selected bits */
        case 0xec55: /* RISBG - rotate then insert selected bits */
        case 0xec56: /* ROSBG - rotate then or selected bits */
        case 0xec57: /* RXSBG - rotate then xor selected bits */
        case 0xecd9: /* AGHIK - add immediate */
        case 0xecdb: /* ALGHSIK - add logical immediate */
          /* 64-bit gpr destination + flags */
          if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xec58 undefined */
        /* 0xec5a-0xec5c undefined */
        /* 0xec5e-0xec63 undefined */

        case 0xec64: /* CGRJ - compare and branch relative */
        case 0xec65: /* CLGRJ - compare logical and branch relative */
        case 0xec76: /* CRJ - compare and branch relative */
        case 0xec77: /* CLRJ - compare logical and branch relative */
        case 0xec7c: /* CGIJ - compare immediate and branch relative */
        case 0xec7d: /* CLGIJ - compare logical immediate and branch relative */
        case 0xec7e: /* CIJ - compare immediate and branch relative */
        case 0xec7f: /* CLIJ - compare logical immediate and branch relative */
        case 0xece4: /* CGRB - compare and branch */
        case 0xece5: /* CLGRB - compare logical and branch */
        case 0xecf6: /* CRB - compare and branch */
        case 0xecf7: /* CLRB - compare logical and branch */
        case 0xecfc: /* CGIB - compare immediate and branch */
        case 0xecfd: /* CLGIB - compare logical immediate and branch */
        case 0xecfe: /* CIB - compare immediate and branch */
        case 0xecff: /* CLIB - compare logical immediate and branch */
          break;

        /* 0xec66-0xec6f undefined */

        case 0xec70: /* CGIT - compare immediate and trap */
        case 0xec71: /* CLGIT - compare logical immediate and trap */
        case 0xec72: /* CIT - compare immediate and trap */
        case 0xec73: /* CLFIT - compare logical immediate and trap */
          /* fpc only - including possible DXC write for trapping insns */
          if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
            return -1;
          break;

        /* 0xec74-0xec75 undefined */
        /* 0xec78-0xec7b undefined */

        /* 0xec80-0xecd7 undefined */

        case 0xecd8: /* AHIK - add immediate */
        case 0xecda: /* ALHSIK - add logical immediate */
          /* 32-bit gpr destination + flags */
          if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
            return -1;
          if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
            return -1;
          break;

        /* 0xecdc-0xece3 undefined */
        /* 0xece6-0xecf5 undefined */
        /* 0xecf8-0xecfb undefined */

        default:
          goto UNKNOWN_OP;
        }
      break;

    case 0xee: /* PLO - perform locked operation */
      regcache_raw_read_unsigned (regcache, S390_R0_REGNUM, &tmp);
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      oaddr2 = s390_record_calc_disp (gdbarch, regcache, 0, insn[2], 0);
      if (!(tmp & 0x100))
        {
          uint8_t fc = tmp & 0xff;
          gdb_byte buf[8];
          switch (fc)
            {
            case 0x00: /* CL */
              /* op1c */
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
                return -1;
              /* op3 */
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[3]))
                return -1;
              break;

            case 0x01: /* CLG */
              /* op1c */
              if (record_full_arch_list_add_mem (oaddr2 + 0x08, 8))
                return -1;
              /* op3 */
              if (record_full_arch_list_add_mem (oaddr2 + 0x28, 8))
                return -1;
              break;

            case 0x02: /* CLGR */
              /* op1c */
              if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
                return -1;
              /* op3 */
              if (s390_record_gpr_g (gdbarch, regcache, inib[3]))
                return -1;
              break;

            case 0x03: /* CLX */
              /* op1c */
              if (record_full_arch_list_add_mem (oaddr2 + 0x00, 16))
                return -1;
              /* op3 */
              if (record_full_arch_list_add_mem (oaddr2 + 0x20, 16))
                return -1;
              break;

            case 0x08: /* DCS */
              /* op3c */
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[3]))
                return -1;
              /* fallthru */
            case 0x0c: /* CSST */
              /* op4 */
              if (record_full_arch_list_add_mem (oaddr2, 4))
                return -1;
              goto CS;

            case 0x14: /* CSTST */
              /* op8 */
              if (target_read_memory (oaddr2 + 0x88, buf, 8))
                return -1;
              oaddr3 = extract_unsigned_integer (buf, 8, byte_order);
              oaddr3 = s390_record_address_mask (gdbarch, regcache, oaddr3);
              if (record_full_arch_list_add_mem (oaddr3, 4))
                return -1;
              /* fallthru */
            case 0x10: /* CSDST */
              /* op6 */
              if (target_read_memory (oaddr2 + 0x68, buf, 8))
                return -1;
              oaddr3 = extract_unsigned_integer (buf, 8, byte_order);
              oaddr3 = s390_record_address_mask (gdbarch, regcache, oaddr3);
              if (record_full_arch_list_add_mem (oaddr3, 4))
                return -1;
              /* op4 */
              if (target_read_memory (oaddr2 + 0x48, buf, 8))
                return -1;
              oaddr3 = extract_unsigned_integer (buf, 8, byte_order);
              oaddr3 = s390_record_address_mask (gdbarch, regcache, oaddr3);
              if (record_full_arch_list_add_mem (oaddr3, 4))
                return -1;
              /* fallthru */
            case 0x04: /* CS */
CS:
              /* op1c */
              if (record_full_arch_list_add_reg (regcache, S390_R0_REGNUM + inib[2]))
                return -1;
              /* op2 */
              if (record_full_arch_list_add_mem (oaddr, 4))
                return -1;
              break;

            case 0x09: /* DCSG */
              /* op3c */
              if (record_full_arch_list_add_mem (oaddr2 + 0x28, 8))
                return -1;
              goto CSSTG;

            case 0x15: /* CSTSTG */
              /* op8 */
              if (target_read_memory (oaddr2 + 0x88, buf, 8))
                return -1;
              oaddr3 = extract_unsigned_integer (buf, 8, byte_order);
              oaddr3 = s390_record_address_mask (gdbarch, regcache, oaddr3);
              if (record_full_arch_list_add_mem (oaddr3, 8))
                return -1;
              /* fallthru */
            case 0x11: /* CSDSTG */
              /* op6 */
              if (target_read_memory (oaddr2 + 0x68, buf, 8))
                return -1;
              oaddr3 = extract_unsigned_integer (buf, 8, byte_order);
              oaddr3 = s390_record_address_mask (gdbarch, regcache, oaddr3);
              if (record_full_arch_list_add_mem (oaddr3, 8))
                return -1;
              /* fallthru */
            case 0x0d: /* CSSTG */
CSSTG:
              /* op4 */
              if (target_read_memory (oaddr2 + 0x48, buf, 8))
                return -1;
              oaddr3 = extract_unsigned_integer (buf, 8, byte_order);
              oaddr3 = s390_record_address_mask (gdbarch, regcache, oaddr3);
              if (record_full_arch_list_add_mem (oaddr3, 8))
                return -1;
              /* fallthru */
            case 0x05: /* CSG */
              /* op1c */
              if (record_full_arch_list_add_mem (oaddr2 + 0x08, 8))
                return -1;
              /* op2 */
              if (record_full_arch_list_add_mem (oaddr, 8))
                return -1;
              break;

            case 0x0a: /* DCSGR */
              /* op3c */
              if (s390_record_gpr_g (gdbarch, regcache, inib[3]))
                return -1;
              /* fallthru */
            case 0x0e: /* CSSTGR */
              /* op4 */
              if (record_full_arch_list_add_mem (oaddr2, 8))
                return -1;
              goto CSGR;

            case 0x16: /* CSTSTGR */
              /* op8 */
              if (target_read_memory (oaddr2 + 0x88, buf, 8))
                return -1;
              oaddr3 = extract_unsigned_integer (buf, 8, byte_order);
              oaddr3 = s390_record_address_mask (gdbarch, regcache, oaddr3);
              if (record_full_arch_list_add_mem (oaddr3, 8))
                return -1;
              /* fallthru */
            case 0x12: /* CSDSTGR */
              /* op6 */
              if (target_read_memory (oaddr2 + 0x68, buf, 8))
                return -1;
              oaddr3 = extract_unsigned_integer (buf, 8, byte_order);
              oaddr3 = s390_record_address_mask (gdbarch, regcache, oaddr3);
              if (record_full_arch_list_add_mem (oaddr3, 8))
                return -1;
              /* op4 */
              if (target_read_memory (oaddr2 + 0x48, buf, 8))
                return -1;
              oaddr3 = extract_unsigned_integer (buf, 8, byte_order);
              oaddr3 = s390_record_address_mask (gdbarch, regcache, oaddr3);
              if (record_full_arch_list_add_mem (oaddr3, 8))
                return -1;
              /* fallthru */
            case 0x06: /* CSGR */
CSGR:
              /* op1c */
              if (s390_record_gpr_g (gdbarch, regcache, inib[2]))
                return -1;
              /* op2 */
              if (record_full_arch_list_add_mem (oaddr, 8))
                return -1;
              break;

            case 0x0b: /* DCSX */
              /* op3c */
              if (record_full_arch_list_add_mem (oaddr2 + 0x20, 16))
                return -1;
              goto CSSTX;

            case 0x17: /* CSTSTX */
              /* op8 */
              if (target_read_memory (oaddr2 + 0x88, buf, 8))
                return -1;
              oaddr3 = extract_unsigned_integer (buf, 8, byte_order);
              oaddr3 = s390_record_address_mask (gdbarch, regcache, oaddr3);
              if (record_full_arch_list_add_mem (oaddr3, 16))
                return -1;
              /* fallthru */
            case 0x13: /* CSDSTX */
              /* op6 */
              if (target_read_memory (oaddr2 + 0x68, buf, 8))
                return -1;
              oaddr3 = extract_unsigned_integer (buf, 8, byte_order);
              oaddr3 = s390_record_address_mask (gdbarch, regcache, oaddr3);
              if (record_full_arch_list_add_mem (oaddr3, 16))
                return -1;
              /* fallthru */
            case 0x0f: /* CSSTX */
CSSTX:
              /* op4 */
              if (target_read_memory (oaddr2 + 0x48, buf, 8))
                return -1;
              oaddr3 = extract_unsigned_integer (buf, 8, byte_order);
              oaddr3 = s390_record_address_mask (gdbarch, regcache, oaddr3);
              if (record_full_arch_list_add_mem (oaddr3, 16))
                return -1;
              /* fallthru */
            case 0x07: /* CSX */
              /* op1c */
              if (record_full_arch_list_add_mem (oaddr2 + 0x00, 16))
                return -1;
              /* op2 */
              if (record_full_arch_list_add_mem (oaddr, 16))
                return -1;
              break;

            default:
              fprintf_unfiltered (gdb_stdlog, "Warning: Unknown PLO FC %02x at %s.\n",
                                  fc, paddress (gdbarch, addr));
              return -1;
            }
        }
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      break;

    case 0xef: /* LMD - load multiple disjoint */
      for (i = inib[2]; i != inib[3]; i++, i &= 0xf)
        if (s390_record_gpr_g (gdbarch, regcache, i))
          return -1;
      if (s390_record_gpr_g (gdbarch, regcache, inib[3]))
        return -1;
      break;

    case 0xf0: /* SRP - shift and round decimal */
    case 0xf8: /* ZAP - zero and add */
    case 0xfa: /* AP - add decimal */
    case 0xfb: /* SP - subtract decimal */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, inib[2] + 1))
        return -1;
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      /* DXC may be written */
      if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
        return -1;
      break;

    case 0xf1: /* MVO - move with offset */
    case 0xf2: /* PACK - pack */
    case 0xf3: /* UNPK - unpack */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, inib[2] + 1))
        return -1;
      break;

    /* 0xf4-0xf7 undefined */

    case 0xf9: /* CP - compare decimal */
      if (record_full_arch_list_add_reg (regcache, S390_PSWM_REGNUM))
        return -1;
      /* DXC may be written */
      if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
        return -1;
      break;

    case 0xfc: /* MP - multiply decimal */
    case 0xfd: /* DP - divide decimal */
      oaddr = s390_record_calc_disp (gdbarch, regcache, 0, insn[1], 0);
      if (record_full_arch_list_add_mem (oaddr, inib[2] + 1))
        return -1;
      /* DXC may be written */
      if (record_full_arch_list_add_reg (regcache, S390_FPC_REGNUM))
        return -1;
      break;

    /* 0xfe-0xff undefined */

    default:
UNKNOWN_OP:
      fprintf_unfiltered (gdb_stdlog, "Warning: Don't know how to record %04x "
                          "at %s.\n", insn[0], paddress (gdbarch, addr));
      return -1;
  }

  if (record_full_arch_list_add_reg (regcache, S390_PSWA_REGNUM))
    return -1;
  if (record_full_arch_list_add_end ())
    return -1;
  return 0;
}

/* Initialize linux_record_tdep if not initialized yet.  */

static void
s390_init_linux_record_tdep (struct linux_record_tdep *record_tdep,
                             enum s390_abi_kind abi)
{
  /* These values are the size of the type that will be used in a system
     call.  They are obtained from Linux Kernel source.  */

  if (abi == ABI_LINUX_ZSERIES)
    {
      record_tdep->size_pointer = 8;
      /* no _old_kernel_stat */
      record_tdep->size_tms = 32;
      record_tdep->size_loff_t = 8;
      record_tdep->size_flock = 32;
      record_tdep->size_ustat = 32;
      record_tdep->size_old_sigaction = 32;
      record_tdep->size_old_sigset_t = 8;
      record_tdep->size_rlimit = 16;
      record_tdep->size_rusage = 144;
      record_tdep->size_timeval = 16;
      record_tdep->size_timezone = 8;
      /* old_[ug]id_t never used */
      record_tdep->size_fd_set = 128;
      record_tdep->size_old_dirent = 280;
      record_tdep->size_statfs = 88;
      record_tdep->size_statfs64 = 88;
      record_tdep->size_sockaddr = 16;
      record_tdep->size_int = 4;
      record_tdep->size_long = 8;
      record_tdep->size_ulong = 8;
      record_tdep->size_msghdr = 56;
      record_tdep->size_itimerval = 32;
      record_tdep->size_stat = 144;
      /* old_utsname unused */
      record_tdep->size_sysinfo = 112;
      record_tdep->size_msqid_ds = 120;
      record_tdep->size_shmid_ds = 112;
      record_tdep->size_new_utsname = 390;
      record_tdep->size_timex = 208;
      record_tdep->size_mem_dqinfo = 24;
      record_tdep->size_if_dqblk = 72;
      record_tdep->size_fs_quota_stat = 80;
      record_tdep->size_timespec = 16;
      record_tdep->size_pollfd = 8;
      record_tdep->size_NFS_FHSIZE = 32;
      record_tdep->size_knfsd_fh = 132;
      record_tdep->size_TASK_COMM_LEN = 16;
      record_tdep->size_sigaction = 32;
      record_tdep->size_sigset_t = 8;
      record_tdep->size_siginfo_t = 128;
      record_tdep->size_cap_user_data_t = 12;
      record_tdep->size_stack_t = 24;
      record_tdep->size_off_t = 8;
      /* stat64 unused */
      record_tdep->size_gid_t = 4;
      record_tdep->size_uid_t = 4;
      record_tdep->size_PAGE_SIZE = 0x1000;        /* 4KB */
      record_tdep->size_flock64 = 32;
      record_tdep->size_io_event = 32;
      record_tdep->size_iocb = 64;
      record_tdep->size_epoll_event = 16;
      record_tdep->size_itimerspec = 32;
      record_tdep->size_mq_attr = 64;
      record_tdep->size_termios = 36;
      record_tdep->size_termios2 = 44;
      record_tdep->size_pid_t = 4;
      record_tdep->size_winsize = 8;
      record_tdep->size_serial_struct = 72;
      record_tdep->size_serial_icounter_struct = 80;
      record_tdep->size_size_t = 8;
      record_tdep->size_iovec = 16;
      record_tdep->size_time_t = 8;
    }
  else if (abi == ABI_LINUX_S390)
    {
      record_tdep->size_pointer = 4;
      record_tdep->size__old_kernel_stat = 32;
      record_tdep->size_tms = 16;
      record_tdep->size_loff_t = 8;
      record_tdep->size_flock = 16;
      record_tdep->size_ustat = 20;
      record_tdep->size_old_sigaction = 16;
      record_tdep->size_old_sigset_t = 4;
      record_tdep->size_rlimit = 8;
      record_tdep->size_rusage = 72;
      record_tdep->size_timeval = 8;
      record_tdep->size_timezone = 8;
      record_tdep->size_old_gid_t = 2;
      record_tdep->size_old_uid_t = 2;
      record_tdep->size_fd_set = 128;
      record_tdep->size_old_dirent = 268;
      record_tdep->size_statfs = 64;
      record_tdep->size_statfs64 = 88;
      record_tdep->size_sockaddr = 16;
      record_tdep->size_int = 4;
      record_tdep->size_long = 4;
      record_tdep->size_ulong = 4;
      record_tdep->size_msghdr = 28;
      record_tdep->size_itimerval = 16;
      record_tdep->size_stat = 64;
      /* old_utsname unused */
      record_tdep->size_sysinfo = 64;
      record_tdep->size_msqid_ds = 88;
      record_tdep->size_shmid_ds = 84;
      record_tdep->size_new_utsname = 390;
      record_tdep->size_timex = 128;
      record_tdep->size_mem_dqinfo = 24;
      record_tdep->size_if_dqblk = 72;
      record_tdep->size_fs_quota_stat = 80;
      record_tdep->size_timespec = 8;
      record_tdep->size_pollfd = 8;
      record_tdep->size_NFS_FHSIZE = 32;
      record_tdep->size_knfsd_fh = 132;
      record_tdep->size_TASK_COMM_LEN = 16;
      record_tdep->size_sigaction = 20;
      record_tdep->size_sigset_t = 8;
      record_tdep->size_siginfo_t = 128;
      record_tdep->size_cap_user_data_t = 12;
      record_tdep->size_stack_t = 12;
      record_tdep->size_off_t = 4;
      record_tdep->size_stat64 = 104;
      record_tdep->size_gid_t = 4;
      record_tdep->size_uid_t = 4;
      record_tdep->size_PAGE_SIZE = 0x1000;        /* 4KB */
      record_tdep->size_flock64 = 32;
      record_tdep->size_io_event = 32;
      record_tdep->size_iocb = 64;
      record_tdep->size_epoll_event = 16;
      record_tdep->size_itimerspec = 16;
      record_tdep->size_mq_attr = 32;
      record_tdep->size_termios = 36;
      record_tdep->size_termios2 = 44;
      record_tdep->size_pid_t = 4;
      record_tdep->size_winsize = 8;
      record_tdep->size_serial_struct = 60;
      record_tdep->size_serial_icounter_struct = 80;
      record_tdep->size_size_t = 4;
      record_tdep->size_iovec = 8;
      record_tdep->size_time_t = 4;
    }

  /* These values are the second argument of system call "sys_fcntl"
     and "sys_fcntl64".  They are obtained from Linux Kernel source.  */
  record_tdep->fcntl_F_GETLK = 5;
  record_tdep->fcntl_F_GETLK64 = 12;
  record_tdep->fcntl_F_SETLK64 = 13;
  record_tdep->fcntl_F_SETLKW64 = 14;

  record_tdep->arg1 = S390_R2_REGNUM;
  record_tdep->arg2 = S390_R3_REGNUM;
  record_tdep->arg3 = S390_R4_REGNUM;
  record_tdep->arg4 = S390_R5_REGNUM;
  record_tdep->arg5 = S390_R6_REGNUM;

  /* These values are the second argument of system call "sys_ioctl".
     They are obtained from Linux Kernel source.
     See arch/s390/include/uapi/asm/ioctls.h.  */

  record_tdep->ioctl_TCGETS = 0x5401;
  record_tdep->ioctl_TCSETS = 0x5402;
  record_tdep->ioctl_TCSETSW = 0x5403;
  record_tdep->ioctl_TCSETSF = 0x5404;
  record_tdep->ioctl_TCGETA = 0x5405;
  record_tdep->ioctl_TCSETA = 0x5406;
  record_tdep->ioctl_TCSETAW = 0x5407;
  record_tdep->ioctl_TCSETAF = 0x5408;
  record_tdep->ioctl_TCSBRK = 0x5409;
  record_tdep->ioctl_TCXONC = 0x540a;
  record_tdep->ioctl_TCFLSH = 0x540b;
  record_tdep->ioctl_TIOCEXCL = 0x540c;
  record_tdep->ioctl_TIOCNXCL = 0x540d;
  record_tdep->ioctl_TIOCSCTTY = 0x540e;
  record_tdep->ioctl_TIOCGPGRP = 0x540f;
  record_tdep->ioctl_TIOCSPGRP = 0x5410;
  record_tdep->ioctl_TIOCOUTQ = 0x5411;
  record_tdep->ioctl_TIOCSTI = 0x5412;
  record_tdep->ioctl_TIOCGWINSZ = 0x5413;
  record_tdep->ioctl_TIOCSWINSZ = 0x5414;
  record_tdep->ioctl_TIOCMGET = 0x5415;
  record_tdep->ioctl_TIOCMBIS = 0x5416;
  record_tdep->ioctl_TIOCMBIC = 0x5417;
  record_tdep->ioctl_TIOCMSET = 0x5418;
  record_tdep->ioctl_TIOCGSOFTCAR = 0x5419;
  record_tdep->ioctl_TIOCSSOFTCAR = 0x541a;
  record_tdep->ioctl_FIONREAD = 0x541b;
  record_tdep->ioctl_TIOCINQ = 0x541b; /* alias */
  record_tdep->ioctl_TIOCLINUX = 0x541c;
  record_tdep->ioctl_TIOCCONS = 0x541d;
  record_tdep->ioctl_TIOCGSERIAL = 0x541e;
  record_tdep->ioctl_TIOCSSERIAL = 0x541f;
  record_tdep->ioctl_TIOCPKT = 0x5420;
  record_tdep->ioctl_FIONBIO = 0x5421;
  record_tdep->ioctl_TIOCNOTTY = 0x5422;
  record_tdep->ioctl_TIOCSETD = 0x5423;
  record_tdep->ioctl_TIOCGETD = 0x5424;
  record_tdep->ioctl_TCSBRKP = 0x5425;
  record_tdep->ioctl_TIOCSBRK = 0x5427;
  record_tdep->ioctl_TIOCCBRK = 0x5428;
  record_tdep->ioctl_TIOCGSID = 0x5429;
  record_tdep->ioctl_TCGETS2 = 0x802c542a;
  record_tdep->ioctl_TCSETS2 = 0x402c542b;
  record_tdep->ioctl_TCSETSW2 = 0x402c542c;
  record_tdep->ioctl_TCSETSF2 = 0x402c542d;
  record_tdep->ioctl_TIOCGPTN = 0x80045430;
  record_tdep->ioctl_TIOCSPTLCK = 0x40045431;
  record_tdep->ioctl_FIONCLEX = 0x5450;
  record_tdep->ioctl_FIOCLEX = 0x5451;
  record_tdep->ioctl_FIOASYNC = 0x5452;
  record_tdep->ioctl_TIOCSERCONFIG = 0x5453;
  record_tdep->ioctl_TIOCSERGWILD = 0x5454;
  record_tdep->ioctl_TIOCSERSWILD = 0x5455;
  record_tdep->ioctl_TIOCGLCKTRMIOS = 0x5456;
  record_tdep->ioctl_TIOCSLCKTRMIOS = 0x5457;
  record_tdep->ioctl_TIOCSERGSTRUCT = 0x5458;
  record_tdep->ioctl_TIOCSERGETLSR = 0x5459;
  record_tdep->ioctl_TIOCSERGETMULTI = 0x545a;
  record_tdep->ioctl_TIOCSERSETMULTI = 0x545b;
  record_tdep->ioctl_TIOCMIWAIT = 0x545c;
  record_tdep->ioctl_TIOCGICOUNT = 0x545d;
  record_tdep->ioctl_FIOQSIZE = 0x545e;
}

/* Initialize OSABI common for GNU/Linux on 31- and 64-bit systems.  */

static void
s390_linux_init_abi_any (struct gdbarch_info info, struct gdbarch *gdbarch)
{
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);

  tdep->s390_syscall_record = s390_linux_syscall_record;

  linux_init_abi (info, gdbarch);

  /* Process record-replay */
  set_gdbarch_process_record (gdbarch, s390_process_record);

  /* Register handling.  */
  set_gdbarch_core_read_description (gdbarch, s390_core_read_description);
  set_gdbarch_iterate_over_regset_sections (gdbarch,
					    s390_iterate_over_regset_sections);
  set_gdbarch_write_pc (gdbarch, s390_write_pc);
  set_gdbarch_cannot_store_register (gdbarch, s390_cannot_store_register);

  /* Syscall handling.  */
  set_gdbarch_get_syscall_number (gdbarch, s390_linux_get_syscall_number);

  /* Frame handling.  */
  frame_unwind_append_unwinder (gdbarch, &s390_sigtramp_frame_unwind);
  set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);

  /* Enable TLS support.  */
  set_gdbarch_fetch_tls_load_module_address (gdbarch,
					     svr4_fetch_objfile_link_map);

  /* Support reverse debugging.  */
  set_gdbarch_process_record_signal (gdbarch, s390_linux_record_signal);
  s390_init_linux_record_tdep (&s390_linux_record_tdep, ABI_LINUX_S390);
  s390_init_linux_record_tdep (&s390x_linux_record_tdep, ABI_LINUX_ZSERIES);
}

/* Initialize OSABI for GNU/Linux on 31-bit systems.  */

static void
s390_linux_init_abi_31 (struct gdbarch_info info, struct gdbarch *gdbarch)
{
  const struct target_desc *tdesc = info.target_desc;
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);

  tdep->abi = ABI_LINUX_S390;
  if (!tdesc_has_registers (tdesc))
    tdesc = tdesc_s390_linux32;
  tdep->tdesc = tdesc;

  s390_linux_init_abi_any (info, gdbarch);

  set_solib_svr4_fetch_link_map_offsets (gdbarch,
					 svr4_ilp32_fetch_link_map_offsets);
  set_xml_syscall_file_name (gdbarch, XML_SYSCALL_FILENAME_S390);
}

/* Initialize OSABI for GNU/Linux on 64-bit systems.  */

static void
s390_linux_init_abi_64 (struct gdbarch_info info, struct gdbarch *gdbarch)
{
  const struct target_desc *tdesc = info.target_desc;
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);

  tdep->abi = ABI_LINUX_ZSERIES;
  if (!tdesc_has_registers (tdesc))
    tdesc = tdesc_s390x_linux64;
  tdep->tdesc = tdesc;

  s390_linux_init_abi_any (info, gdbarch);

  set_solib_svr4_fetch_link_map_offsets (gdbarch,
					 svr4_lp64_fetch_link_map_offsets);
  set_xml_syscall_file_name (gdbarch, XML_SYSCALL_FILENAME_S390X);
}

void
_initialize_s390_linux_tdep (void)
{
  /* Hook us into the OSABI mechanism.  */
  gdbarch_register_osabi (bfd_arch_s390, bfd_mach_s390_31, GDB_OSABI_LINUX,
			  s390_linux_init_abi_31);
  gdbarch_register_osabi (bfd_arch_s390, bfd_mach_s390_64, GDB_OSABI_LINUX,
			  s390_linux_init_abi_64);

  /* Initialize the GNU/Linux target descriptions.  */
  initialize_tdesc_s390_linux32 ();
  initialize_tdesc_s390_linux32v1 ();
  initialize_tdesc_s390_linux32v2 ();
  initialize_tdesc_s390_linux64 ();
  initialize_tdesc_s390_linux64v1 ();
  initialize_tdesc_s390_linux64v2 ();
  initialize_tdesc_s390_te_linux64 ();
  initialize_tdesc_s390_vx_linux64 ();
  initialize_tdesc_s390_tevx_linux64 ();
  initialize_tdesc_s390_gs_linux64 ();
  initialize_tdesc_s390x_linux64 ();
  initialize_tdesc_s390x_linux64v1 ();
  initialize_tdesc_s390x_linux64v2 ();
  initialize_tdesc_s390x_te_linux64 ();
  initialize_tdesc_s390x_vx_linux64 ();
  initialize_tdesc_s390x_tevx_linux64 ();
  initialize_tdesc_s390x_gs_linux64 ();
}