old-cross-binutils/gdb/gdbserver/linux-s390-low.c
Jim Blandy d0f54f9d42 2004-02-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
Committed by Jim Blandy  <jimb@redhat.com>.
	* config/s390/nm-linux.h: Update comments.  Do not include "solib.h".
	(KERNEL_U_ADDR, REGISTER_U_ADDR, U_REGS_OFFSET): Remove.
	(FETCH_INFERIOR_REGISTERS): Define.
	* config/s390/s390.mh (NATDEPFILES): Remove core-aout.o and
	core-regset.o.
	* config/s390/s390x.mt: Remove.
	* config/s390/tm-s390.h: Remove.
	* config/s390/tm-linux.h: Do not include "s390/tm-s390.h".
	(TARGET_ELF64): Remove.
	(SKIP_TRAMPOLINE_CODE): Do not undefine.
	* configure.tgt [s390-*-*, s390x-*-*]: Merge into single
	s390*-*-* case; always set gdb_target to s390.
	* regformats/reg-s390.dat: Remove control registers.
	* regformats/reg-s390x.dat: Likewise.
	* s390-tdep.h: New file.
	* s390-nat.c: Do not include <asm/processor.h> or <value.h>.
	Include "inferior.h" and "s390-tdep.h".
	Remove private definition of offsetof.
	(s390_register_u_addr): Remove.
	(regmap_gregset, regmap_fpregset): Define.
	(supply_gregset, fill_gregset): Reimplement.
	(supply_fpregset, fill_fpregset): Likewise.
	(s390_inferior_tid): New function.
	(fetch_regs, store_regs, fetch_fpregs, store_fpregs): Likewise.
	(fetch_inferior_registers, store_inferior_registers): Likewise.
	* s390-tdep.c: Do not define S390_TDEP.  Include "defs.h" instead
	of <defs.h>.  Include "reggroups.h", "regset.h", and "s390-tdep.h".
	Global replace of S390_GP0_REGNUM by S390_R0_REGNUM.
	Global replace of S390_FP0_REGNUM by S390_F0_REGNUM.
	(struct gdbarch_tdep): Define.
	(struct s390_register_info): Define.
	(s390_register_info): New variable.
	(s390_register_name): Reimplement.
	(s390_register_type): New function.
	(s390_register_raw_size, s390x_register_raw_size): Remove.
	(s390_cannot_fetch_register): Remove.
	(s390_register_byte): Remove.
	(s390_register_virtual_type, s390x_register_virtual_type): Remove.
	(s390_dwarf_regmap): New variable.
	(s390_dwarf_reg_to_regnum): New function.
	(s390_stab_reg_to_regnum): Remove.
	(s390_pseudo_register_read, s390_pseudo_register_write): New functions.
	(s390x_pseudo_register_read, s390x_pseudo_register_write): Likewise.
	(s390_convert_register_p): Likewise.
	(s390_register_to_value, s390_value_to_register): Likewise.
	(s390_register_reggroup_p): Likewise.
	(s390_regmap_gregset, s390x_regmap_gregset, s390_regmap_fpregset,
	s390_gregset, s390x_gregset, s390_fpregset): New variables.
	(s390_supply_regset, s390_regset_from_core_section): New functions.
	(GDB_TARGET_IS_ESAME): Move here from tm-s390.h.
	(S390_FPR_SIZE): Likewise.
	(S390_GPR_SIZE): Likewise.  Redefine in terms of GDB_TARGET_IS_ESAME.
	Global replace of DEPRECATED_REGISTER_SIZE by S390_GPR_SIZE.
	(S390_NUM_GPRS): Move here from tm-s390.h.
	(S390_NUM_FPRS): Likewise.
	(s390_in_function_epilogue_p): New function.
	(s390_is_sigreturn): Replace S390_PSW_ADDR_SIZE by S390_GPR_SIZE.
	Replace S390_PC_REGNUM by S390_PSWA_REGNUM.
	(s390_gdbarch_init): Allocate and set up gdbarch_tdep structure.
	Replace s390_stab_reg_to_regnum by s390_dwarf_reg_to_regnum.
	Replace S390_FP_REGNUM by S390_SP_REGNUM.
	Remove calls to:
	set_gdbarch_deprecated_max_register_raw_size,
	set_gdbarch_deprecated_max_register_virtual_size,
	set_gdbarch_deprecated_register_byte,
	set_gdbarch_cannot_fetch_register,
	set_gdbarch_cannot_store_register,
	set_gdbarch_deprecated_register_size,
	set_gdbarch_deprecated_register_raw_size,
	set_gdbarch_deprecated_register_virtual_size,
	set_gdbarch_deprecated_register_virtual_type,
	set_gdbarch_deprecated_register_bytes.
	Add calls to:
	set_gdbarch_num_pseudo_regs,
	set_gdbarch_register_type,
	set_gdbarch_convert_register_p,
	set_gdbarch_register_to_value,
	set_gdbarch_value_to_register,
	set_gdbarch_register_reggroup_p,
	set_gdbarch_regset_from_core_section,
	set_gdbarch_pseudo_register_read,
	set_gdbarch_pseudo_register_write,
	set_gdbarch_in_function_epilogue_p.
	* Makefile.in (s390-nat.o, s390-tdep.o): Update dependencies.
	(s390_tdep_h): New variable.
2004-02-18 03:42:51 +00:00

83 lines
2.2 KiB
C

/* GNU/Linux S/390 specific low level interface, for the remote server
for GDB.
Copyright 2001, 2002
Free Software Foundation, Inc.
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 2 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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* This file is used for both 31-bit and 64-bit S/390 systems. */
#include "server.h"
#include "linux-low.h"
#include <asm/ptrace.h>
#define s390_num_regs 51
static int s390_regmap[] = {
PT_PSWMASK, PT_PSWADDR,
PT_GPR0, PT_GPR1, PT_GPR2, PT_GPR3,
PT_GPR4, PT_GPR5, PT_GPR6, PT_GPR7,
PT_GPR8, PT_GPR9, PT_GPR10, PT_GPR11,
PT_GPR12, PT_GPR13, PT_GPR14, PT_GPR15,
PT_ACR0, PT_ACR1, PT_ACR2, PT_ACR3,
PT_ACR4, PT_ACR5, PT_ACR6, PT_ACR7,
PT_ACR8, PT_ACR9, PT_ACR10, PT_ACR11,
PT_ACR12, PT_ACR13, PT_ACR14, PT_ACR15,
PT_FPC,
#ifndef __s390x__
PT_FPR0_HI, PT_FPR1_HI, PT_FPR2_HI, PT_FPR3_HI,
PT_FPR4_HI, PT_FPR5_HI, PT_FPR6_HI, PT_FPR7_HI,
PT_FPR8_HI, PT_FPR9_HI, PT_FPR10_HI, PT_FPR11_HI,
PT_FPR12_HI, PT_FPR13_HI, PT_FPR14_HI, PT_FPR15_HI,
#else
PT_FPR0, PT_FPR1, PT_FPR2, PT_FPR3,
PT_FPR4, PT_FPR5, PT_FPR6, PT_FPR7,
PT_FPR8, PT_FPR9, PT_FPR10, PT_FPR11,
PT_FPR12, PT_FPR13, PT_FPR14, PT_FPR15,
#endif
};
static int
s390_cannot_fetch_register (int regno)
{
if (s390_regmap[regno] == -1)
return 1;
return 0;
}
static int
s390_cannot_store_register (int regno)
{
if (s390_regmap[regno] == -1)
return 1;
return 0;
}
struct linux_target_ops the_low_target = {
s390_num_regs,
s390_regmap,
s390_cannot_fetch_register,
s390_cannot_store_register,
};