2002-11-20 00:14:45 +01:00
|
|
|
|
/* Motorola m68k target-dependent support for GNU/Linux.
|
|
|
|
|
|
2003-05-18 23:10:11 +02:00
|
|
|
|
Copyright 1996, 1998, 2000, 2001, 2002, 2003 Free Software Foundation,
|
2002-11-20 00:14:45 +01:00
|
|
|
|
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. */
|
|
|
|
|
|
|
|
|
|
#include "defs.h"
|
|
|
|
|
#include "gdbcore.h"
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
#include "doublest.h"
|
|
|
|
|
#include "floatformat.h"
|
2002-11-20 00:14:45 +01:00
|
|
|
|
#include "frame.h"
|
|
|
|
|
#include "target.h"
|
2003-05-18 23:10:11 +02:00
|
|
|
|
#include "gdb_string.h"
|
|
|
|
|
#include "gdbtypes.h"
|
2003-05-21 01:44:23 +02:00
|
|
|
|
#include "osabi.h"
|
2003-05-25 20:50:55 +02:00
|
|
|
|
#include "regcache.h"
|
|
|
|
|
#include "objfiles.h"
|
|
|
|
|
#include "symtab.h"
|
2003-05-18 23:10:11 +02:00
|
|
|
|
#include "m68k-tdep.h"
|
2002-11-20 00:14:45 +01:00
|
|
|
|
|
2003-05-25 20:50:55 +02:00
|
|
|
|
/* Offsets (in target ints) into jmp_buf. */
|
|
|
|
|
|
|
|
|
|
#define M68K_LINUX_JB_ELEMENT_SIZE 4
|
|
|
|
|
#define M68K_LINUX_JB_PC 7
|
|
|
|
|
|
2002-11-20 00:14:45 +01:00
|
|
|
|
/* Check whether insn1 and insn2 are parts of a signal trampoline. */
|
|
|
|
|
|
|
|
|
|
#define IS_SIGTRAMP(insn1, insn2) \
|
|
|
|
|
(/* addaw #20,sp; moveq #119,d0; trap #0 */ \
|
|
|
|
|
(insn1 == 0xdefc0014 && insn2 == 0x70774e40) \
|
|
|
|
|
/* moveq #119,d0; trap #0 */ \
|
|
|
|
|
|| insn1 == 0x70774e40)
|
|
|
|
|
|
|
|
|
|
#define IS_RT_SIGTRAMP(insn1, insn2) \
|
|
|
|
|
(/* movel #173,d0; trap #0 */ \
|
|
|
|
|
(insn1 == 0x203c0000 && insn2 == 0x00ad4e40) \
|
|
|
|
|
/* moveq #82,d0; notb d0; trap #0 */ \
|
|
|
|
|
|| (insn1 == 0x70524600 && (insn2 >> 16) == 0x4e40))
|
|
|
|
|
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
/* Return non-zero if PC points into the signal trampoline. For the
|
|
|
|
|
sake of m68k_linux_get_sigtramp_info we also distinguish between
|
|
|
|
|
non-RT and RT signal trampolines. */
|
2002-11-20 00:14:45 +01:00
|
|
|
|
|
2003-05-25 20:50:55 +02:00
|
|
|
|
static int
|
|
|
|
|
m68k_linux_pc_in_sigtramp (CORE_ADDR pc, char *name)
|
2002-11-20 00:14:45 +01:00
|
|
|
|
{
|
|
|
|
|
CORE_ADDR sp;
|
|
|
|
|
char buf[12];
|
|
|
|
|
unsigned long insn0, insn1, insn2;
|
|
|
|
|
|
|
|
|
|
if (read_memory_nobpt (pc - 4, buf, sizeof (buf)))
|
|
|
|
|
return 0;
|
|
|
|
|
insn1 = extract_unsigned_integer (buf + 4, 4);
|
|
|
|
|
insn2 = extract_unsigned_integer (buf + 8, 4);
|
|
|
|
|
if (IS_SIGTRAMP (insn1, insn2))
|
|
|
|
|
return 1;
|
|
|
|
|
if (IS_RT_SIGTRAMP (insn1, insn2))
|
|
|
|
|
return 2;
|
|
|
|
|
|
|
|
|
|
insn0 = extract_unsigned_integer (buf, 4);
|
|
|
|
|
if (IS_SIGTRAMP (insn0, insn1))
|
|
|
|
|
return 1;
|
|
|
|
|
if (IS_RT_SIGTRAMP (insn0, insn1))
|
|
|
|
|
return 2;
|
|
|
|
|
|
2003-05-21 01:44:23 +02:00
|
|
|
|
insn0 = ((insn0 << 16) & 0xffffffff) | (insn1 >> 16);
|
|
|
|
|
insn1 = ((insn1 << 16) & 0xffffffff) | (insn2 >> 16);
|
2002-11-20 00:14:45 +01:00
|
|
|
|
if (IS_SIGTRAMP (insn0, insn1))
|
|
|
|
|
return 1;
|
|
|
|
|
if (IS_RT_SIGTRAMP (insn0, insn1))
|
|
|
|
|
return 2;
|
|
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
/* From <asm/sigcontext.h>. */
|
|
|
|
|
static int m68k_linux_sigcontext_reg_offset[M68K_NUM_REGS] =
|
2002-11-20 00:14:45 +01:00
|
|
|
|
{
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
2 * 4, /* %d0 */
|
|
|
|
|
3 * 4, /* %d1 */
|
|
|
|
|
-1, /* %d2 */
|
|
|
|
|
-1, /* %d3 */
|
|
|
|
|
-1, /* %d4 */
|
|
|
|
|
-1, /* %d5 */
|
|
|
|
|
-1, /* %d6 */
|
|
|
|
|
-1, /* %d7 */
|
|
|
|
|
4 * 4, /* %a0 */
|
|
|
|
|
5 * 4, /* %a1 */
|
|
|
|
|
-1, /* %a2 */
|
|
|
|
|
-1, /* %a3 */
|
|
|
|
|
-1, /* %a4 */
|
|
|
|
|
-1, /* %a5 */
|
|
|
|
|
-1, /* %fp */
|
|
|
|
|
1 * 4, /* %sp */
|
|
|
|
|
5 * 4 + 2, /* %sr */
|
|
|
|
|
6 * 4 + 2, /* %pc */
|
|
|
|
|
8 * 4, /* %fp0 */
|
|
|
|
|
11 * 4, /* %fp1 */
|
|
|
|
|
-1, /* %fp2 */
|
|
|
|
|
-1, /* %fp3 */
|
|
|
|
|
-1, /* %fp4 */
|
|
|
|
|
-1, /* %fp5 */
|
|
|
|
|
-1, /* %fp6 */
|
|
|
|
|
-1, /* %fp7 */
|
|
|
|
|
14 * 4, /* %fpcr */
|
|
|
|
|
15 * 4, /* %fpsr */
|
|
|
|
|
16 * 4 /* %fpiaddr */
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/* From <asm/ucontext.h>. */
|
|
|
|
|
static int m68k_linux_ucontext_reg_offset[M68K_NUM_REGS] =
|
|
|
|
|
{
|
|
|
|
|
6 * 4, /* %d0 */
|
|
|
|
|
7 * 4, /* %d1 */
|
|
|
|
|
8 * 4, /* %d2 */
|
|
|
|
|
9 * 4, /* %d3 */
|
|
|
|
|
10 * 4, /* %d4 */
|
|
|
|
|
11 * 4, /* %d5 */
|
|
|
|
|
12 * 4, /* %d6 */
|
|
|
|
|
13 * 4, /* %d7 */
|
|
|
|
|
14 * 4, /* %a0 */
|
|
|
|
|
15 * 4, /* %a1 */
|
|
|
|
|
16 * 4, /* %a2 */
|
|
|
|
|
17 * 4, /* %a3 */
|
|
|
|
|
18 * 4, /* %a4 */
|
|
|
|
|
19 * 4, /* %a5 */
|
|
|
|
|
20 * 4, /* %fp */
|
|
|
|
|
21 * 4, /* %sp */
|
|
|
|
|
23 * 4, /* %sr */
|
|
|
|
|
22 * 4, /* %pc */
|
|
|
|
|
27 * 4, /* %fp0 */
|
|
|
|
|
30 * 4, /* %fp1 */
|
|
|
|
|
33 * 4, /* %fp2 */
|
|
|
|
|
36 * 4, /* %fp3 */
|
|
|
|
|
39 * 4, /* %fp4 */
|
|
|
|
|
42 * 4, /* %fp5 */
|
|
|
|
|
45 * 4, /* %fp6 */
|
|
|
|
|
48 * 4, /* %fp7 */
|
|
|
|
|
24 * 4, /* %fpcr */
|
|
|
|
|
25 * 4, /* %fpsr */
|
|
|
|
|
26 * 4 /* %fpiaddr */
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* Get info about saved registers in sigtramp. */
|
|
|
|
|
|
|
|
|
|
static struct m68k_sigtramp_info
|
|
|
|
|
m68k_linux_get_sigtramp_info (struct frame_info *next_frame)
|
|
|
|
|
{
|
|
|
|
|
CORE_ADDR sp;
|
|
|
|
|
char buf[4];
|
|
|
|
|
struct m68k_sigtramp_info info;
|
|
|
|
|
|
|
|
|
|
frame_unwind_register (next_frame, M68K_SP_REGNUM, buf);
|
|
|
|
|
sp = extract_unsigned_integer (buf, 4);
|
2002-11-20 00:14:45 +01:00
|
|
|
|
|
|
|
|
|
/* Get sigcontext address, it is the third parameter on the stack. */
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
info.sigcontext_addr = read_memory_unsigned_integer (sp + 8, 4);
|
|
|
|
|
|
|
|
|
|
if (m68k_linux_pc_in_sigtramp (frame_pc_unwind (next_frame), 0) == 2)
|
|
|
|
|
info.sc_reg_offset = m68k_linux_ucontext_reg_offset;
|
2002-11-20 00:14:45 +01:00
|
|
|
|
else
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
info.sc_reg_offset = m68k_linux_sigcontext_reg_offset;
|
|
|
|
|
return info;
|
2002-11-20 00:14:45 +01:00
|
|
|
|
}
|
|
|
|
|
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
/* Extract from an array REGBUF containing the (raw) register state, a
|
|
|
|
|
function return value of TYPE, and copy that, in virtual format,
|
|
|
|
|
into VALBUF. */
|
2002-11-20 00:14:45 +01:00
|
|
|
|
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
static void
|
|
|
|
|
m68k_linux_extract_return_value (struct type *type, struct regcache *regcache,
|
|
|
|
|
void *valbuf)
|
2002-11-20 00:14:45 +01:00
|
|
|
|
{
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
int len = TYPE_LENGTH (type);
|
|
|
|
|
char buf[M68K_MAX_REGISTER_SIZE];
|
2003-05-18 23:10:11 +02:00
|
|
|
|
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
if (TYPE_CODE (type) == TYPE_CODE_STRUCT
|
|
|
|
|
&& TYPE_NFIELDS (type) == 1)
|
|
|
|
|
{
|
|
|
|
|
m68k_linux_extract_return_value (TYPE_FIELD_TYPE (type, 0), regcache,
|
|
|
|
|
valbuf);
|
|
|
|
|
return;
|
|
|
|
|
}
|
2003-05-21 01:44:23 +02:00
|
|
|
|
|
2003-05-18 23:10:11 +02:00
|
|
|
|
if (TYPE_CODE (type) == TYPE_CODE_FLT)
|
|
|
|
|
{
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
regcache_raw_read (regcache, M68K_FP0_REGNUM, buf);
|
|
|
|
|
convert_typed_floating (buf, builtin_type_m68881_ext, valbuf, type);
|
2003-05-18 23:10:11 +02:00
|
|
|
|
}
|
|
|
|
|
else if (TYPE_CODE (type) == TYPE_CODE_PTR)
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
regcache_raw_read (regcache, M68K_A0_REGNUM, valbuf);
|
2003-05-18 23:10:11 +02:00
|
|
|
|
else
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
{
|
|
|
|
|
if (len <= 4)
|
|
|
|
|
{
|
|
|
|
|
regcache_raw_read (regcache, M68K_D0_REGNUM, buf);
|
|
|
|
|
memcpy (valbuf, buf + (4 - len), len);
|
|
|
|
|
}
|
|
|
|
|
else if (len <= 8)
|
|
|
|
|
{
|
|
|
|
|
regcache_raw_read (regcache, M68K_D0_REGNUM, buf);
|
|
|
|
|
memcpy (valbuf, buf + (8 - len), len - 4);
|
|
|
|
|
regcache_raw_read (regcache, M68K_D1_REGNUM,
|
|
|
|
|
(char *) valbuf + (len - 4));
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
internal_error (__FILE__, __LINE__,
|
|
|
|
|
"Cannot extract return value of %d bytes long.", len);
|
|
|
|
|
}
|
2003-05-18 23:10:11 +02:00
|
|
|
|
}
|
|
|
|
|
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
/* Write into the appropriate registers a function return value stored
|
|
|
|
|
in VALBUF of type TYPE, given in virtual format. */
|
2003-05-21 01:44:23 +02:00
|
|
|
|
|
|
|
|
|
static void
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
m68k_linux_store_return_value (struct type *type, struct regcache *regcache,
|
|
|
|
|
const void *valbuf)
|
2003-05-18 23:10:11 +02:00
|
|
|
|
{
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
int len = TYPE_LENGTH (type);
|
|
|
|
|
|
|
|
|
|
if (TYPE_CODE (type) == TYPE_CODE_STRUCT
|
|
|
|
|
&& TYPE_NFIELDS (type) == 1)
|
|
|
|
|
{
|
|
|
|
|
m68k_linux_store_return_value (TYPE_FIELD_TYPE (type, 0), regcache,
|
|
|
|
|
valbuf);
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
2003-05-18 23:10:11 +02:00
|
|
|
|
if (TYPE_CODE (type) == TYPE_CODE_FLT)
|
|
|
|
|
{
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
char buf[M68K_MAX_REGISTER_SIZE];
|
|
|
|
|
convert_typed_floating (valbuf, type, buf, builtin_type_m68881_ext);
|
|
|
|
|
regcache_raw_write (regcache, M68K_FP0_REGNUM, buf);
|
2003-05-18 23:10:11 +02:00
|
|
|
|
}
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
else if (TYPE_CODE (type) == TYPE_CODE_PTR)
|
|
|
|
|
regcache_raw_write (regcache, M68K_A0_REGNUM, valbuf);
|
2003-05-18 23:10:11 +02:00
|
|
|
|
else
|
|
|
|
|
{
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
if (len <= 4)
|
|
|
|
|
regcache_raw_write_part (regcache, M68K_D0_REGNUM,
|
|
|
|
|
4 - len, len, valbuf);
|
|
|
|
|
else if (len <= 8)
|
|
|
|
|
{
|
|
|
|
|
regcache_raw_write_part (regcache, M68K_D1_REGNUM, 8 - len,
|
|
|
|
|
len - 4, valbuf);
|
|
|
|
|
regcache_raw_write (regcache, M68K_D0_REGNUM,
|
|
|
|
|
(char *) valbuf + (len - 4));
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
internal_error (__FILE__, __LINE__,
|
|
|
|
|
"Cannot store return value of %d bytes long.", len);
|
2003-05-18 23:10:11 +02:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2003-05-21 01:44:23 +02:00
|
|
|
|
/* Extract from an array REGBUF containing the (raw) register state
|
|
|
|
|
the address in which a function should return its structure value,
|
|
|
|
|
as a CORE_ADDR. */
|
|
|
|
|
|
|
|
|
|
static CORE_ADDR
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
m68k_linux_extract_struct_value_address (struct regcache *regcache)
|
2003-05-18 23:10:11 +02:00
|
|
|
|
{
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
char buf[4];
|
|
|
|
|
|
|
|
|
|
regcache_cooked_read (regcache, M68K_A0_REGNUM, buf);
|
|
|
|
|
return extract_unsigned_integer (buf, 4);
|
2002-11-20 00:14:45 +01:00
|
|
|
|
}
|
2003-05-21 01:44:23 +02:00
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
m68k_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
|
|
|
|
|
{
|
2003-05-25 20:50:55 +02:00
|
|
|
|
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
|
|
|
|
|
|
|
|
|
|
tdep->jb_pc = M68K_LINUX_JB_PC;
|
|
|
|
|
tdep->jb_elt_size = M68K_LINUX_JB_ELEMENT_SIZE;
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
tdep->get_sigtramp_info = m68k_linux_get_sigtramp_info;
|
2003-05-25 20:50:55 +02:00
|
|
|
|
|
* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies.
* m68k-tdep.c (NUM_FREGS): Delete.
(SIG_PC_FP_OFFSET): Delete.
(TARGET_M68K): Delete.
(P_MOVEAL_SP_FP, P_ADDAW_SP, P_ADDAL_SP, P_SUBQW_SP,
P_SUBQL_SP, P_LEA_SP_SP, P_LEA_PC_A5, P_FMOVEMX_SP,
P_MOVEL_SP, P_MOVEML_SP): Define.
(P_MOVL_SP_FP, P_MOVL, P_JSR, P_BSR, P_LEAL, P_MOVML, P_FMOVM,
P_TRAP): Delete.
(m68k_register_raw_size): Delete.
(m68k_register_virtual_size): Delete.
(m68k_register_type): Renamed from m68k_register_virtual_type and
add gdbarch argument.
(m68k_store_struct_return): Delete.
(m68k_deprecated_extract_return_value): Delete.
(m68k_deprecated_extract_struct_value_address): Delete.
(m68k_frame_chain): Delete.
(m68k_frame_saved_pc): Delete.
(m68k_fix_call_dummy): Delete.
(m68k_push_dummy_frame): Delete.
(m68k_pop_frame): Delete.
(m68k_extract_return_value): New function.
(m68k_store_return_value): Rewrite using regcache.
(m68k_extract_struct_value_address): Rewrite using regcache.
(m68k_push_dummy_call): New function.
(struct m68k_frame_cache): Define.
(m68k_alloc_frame_cache): New function.
(m68k_analyze_frame_setup): New function.
(m68k_analyze_register_saves): New function.
(m68k_analyze_prologue): New function.
(m68k_skip_prologue): Rewrite using above functions.
(m68k_unwind_pc): New function.
(m68k_frame_cache): New function.
(m68k_frame_this_id): New function.
(m68k_frame_prev_register): New function.
(m68k_frame_unwind): New variable.
(m68k_frame_p): New function.
(m68k_sigtramp_frame_cache): New function.
(m68k_sigtramp_frame_this_id): New function.
(m68k_sigtramp_frame_prev_register): New function.
(m68k_sigtramp_frame_unwind): New variable.
(m68k_sigtramp_frame_p): New function.
(m68k_frame_base_address): New function.
(m68k_frame_base): New function.
(m68k_unwind_dummy_id): New function.
(fill_gregset): Use regcache_collect.
(fill_fpregset): Likewise.
(m68k_saved_pc_after_call): Only define if SYSCALL_TRAP is
defined.
(m68k_gdbarch_init): Don't define call_dummy_words. Don't set
deprecated_init_frame_pc, deprecated_store_struct_return,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_frame_init_saved_regs, deprecated_register_raw_size,
deprecated_register_virtual_size,
deprecated_max_register_raw_size,
deprecated_max_register_virtual_size,
deprecated_register_virtual_type, deprecated_register_size,
deprecated_register_byte, deprecated_register_bytes,
deprecated_fp_regnum, deprecated_use_generic_dummy_frames,
call_dummy_location, deprecated_call_dummy_breakpoint_offset,
deprecated_pc_in_call_dummy, deprecated_call_dummy_length,
deprecated_call_dummy_start_offset, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words, deprecated_fix_call_dummy,
deprecated_push_dummy_frame, deprecated_pop_frame,
deprecated_dummy_write_sp. Set deprecated_saved_pc_after_call
only if SYSCALL_TRAP is defined. Set extract_return_value,
store_return_value, extract_struct_value_address, register_type,
push_dummy_call, unwind_dummy_id, unwind_pc. Add two frame unwind
predicates.
* m68k-tdep.h (M68K_D1_REGNUM, M68K_NUM_REGS,
M68K_MAX_REGISTER_SIZE): Define.
(struct m68k_sigtramp_info): Define.
(struct gdbarch_tdep): Add get_sigtramp_info.
* m68klinux-nat.c (fetch_register): Use register_size instead of
REGISTER_RAW_SIZE. Don't put assignment in if.
(store_register): Likewise.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* m68klinux-tdep.c (m68k_linux_sigtramp_saved_pc): Delete.
(m68k_linux_frame_saved_pc): Delete.
(m68k_linux_sigcontext_reg_offset,
m68k_linux_ucontext_reg_offset): Define.
(m68k_linux_get_sigtramp_info): New function.
(m68k_linux_extract_return_value): Rewrite using regcache.
(m68k_linux_store_return_value): Likewise.
(m68k_linux_extract_struct_value_address): Likewise.
(m68k_linux_init_abi): Set get_sigtramp_info in tdep structure.
Don't set deprecated_frame_saved_pc,
deprecated_extract_return_value, deprecated_store_return_value,
deprecated_extract_struct_value_address. Set
extract_return_value, store_return_value,
extract_struct_value_address.
2003-07-07 17:06:11 +02:00
|
|
|
|
set_gdbarch_extract_return_value (gdbarch, m68k_linux_extract_return_value);
|
|
|
|
|
set_gdbarch_store_return_value (gdbarch, m68k_linux_store_return_value);
|
|
|
|
|
set_gdbarch_extract_struct_value_address (gdbarch,
|
|
|
|
|
m68k_linux_extract_struct_value_address);
|
2003-05-25 20:50:55 +02:00
|
|
|
|
|
|
|
|
|
set_gdbarch_pc_in_sigtramp (gdbarch, m68k_linux_pc_in_sigtramp);
|
|
|
|
|
|
|
|
|
|
/* Shared library handling. */
|
|
|
|
|
set_gdbarch_in_solib_call_trampoline (gdbarch, in_plt_section);
|
|
|
|
|
set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
|
2003-05-21 01:44:23 +02:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void
|
|
|
|
|
_initialize_m68k_linux_tdep (void)
|
|
|
|
|
{
|
|
|
|
|
gdbarch_register_osabi (bfd_arch_m68k, 0, GDB_OSABI_LINUX,
|
|
|
|
|
m68k_linux_init_abi);
|
|
|
|
|
}
|