1 /* Target-dependent code for GDB, the GNU debugger.
3 Copyright (C) 2001-2017 Free Software Foundation, Inc.
5 Contributed by D.J. Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com)
6 for IBM Deutschland Entwicklung GmbH, IBM Corporation.
8 This file is part of GDB.
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program. If not, see <http://www.gnu.org/licenses/>. */
24 #include "arch-utils.h"
34 #include "trad-frame.h"
35 #include "frame-base.h"
36 #include "frame-unwind.h"
37 #include "dwarf2-frame.h"
38 #include "reggroups.h"
42 #include "solib-svr4.h"
43 #include "prologue-value.h"
44 #include "linux-tdep.h"
45 #include "s390-linux-tdep.h"
46 #include "linux-record.h"
47 #include "record-full.h"
49 #include "xml-syscall.h"
51 #include "stap-probe.h"
54 #include "user-regs.h"
55 #include "cli/cli-utils.h"
57 #include "elf/common.h"
62 #include "features/s390-linux32.c"
63 #include "features/s390-linux32v1.c"
64 #include "features/s390-linux32v2.c"
65 #include "features/s390-linux64.c"
66 #include "features/s390-linux64v1.c"
67 #include "features/s390-linux64v2.c"
68 #include "features/s390-te-linux64.c"
69 #include "features/s390-vx-linux64.c"
70 #include "features/s390-tevx-linux64.c"
71 #include "features/s390-gs-linux64.c"
72 #include "features/s390x-linux64.c"
73 #include "features/s390x-linux64v1.c"
74 #include "features/s390x-linux64v2.c"
75 #include "features/s390x-te-linux64.c"
76 #include "features/s390x-vx-linux64.c"
77 #include "features/s390x-tevx-linux64.c"
78 #include "features/s390x-gs-linux64.c"
80 #define XML_SYSCALL_FILENAME_S390 "syscalls/s390-linux.xml"
81 #define XML_SYSCALL_FILENAME_S390X "syscalls/s390x-linux.xml"
83 /* Holds the current set of options to be passed to the disassembler. */
84 static char *s390_disassembler_options
;
92 enum s390_vector_abi_kind
98 /* The tdep structure. */
103 enum s390_abi_kind abi
;
106 enum s390_vector_abi_kind vector_abi
;
108 /* Pseudo register numbers. */
121 /* ABI call-saved register information. */
124 s390_register_call_saved (struct gdbarch
*gdbarch
, int regnum
)
126 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
131 if ((regnum
>= S390_R6_REGNUM
&& regnum
<= S390_R15_REGNUM
)
132 || regnum
== S390_F4_REGNUM
|| regnum
== S390_F6_REGNUM
133 || regnum
== S390_A0_REGNUM
)
138 case ABI_LINUX_ZSERIES
:
139 if ((regnum
>= S390_R6_REGNUM
&& regnum
<= S390_R15_REGNUM
)
140 || (regnum
>= S390_F8_REGNUM
&& regnum
<= S390_F15_REGNUM
)
141 || (regnum
>= S390_A0_REGNUM
&& regnum
<= S390_A1_REGNUM
))
151 s390_cannot_store_register (struct gdbarch
*gdbarch
, int regnum
)
153 /* The last-break address is read-only. */
154 return regnum
== S390_LAST_BREAK_REGNUM
;
158 s390_write_pc (struct regcache
*regcache
, CORE_ADDR pc
)
160 struct gdbarch
*gdbarch
= get_regcache_arch (regcache
);
161 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
163 regcache_cooked_write_unsigned (regcache
, tdep
->pc_regnum
, pc
);
165 /* Set special SYSTEM_CALL register to 0 to prevent the kernel from
166 messing with the PC we just installed, if we happen to be within
167 an interrupted system call that the kernel wants to restart.
169 Note that after we return from the dummy call, the SYSTEM_CALL and
170 ORIG_R2 registers will be automatically restored, and the kernel
171 continues to restart the system call at this point. */
172 if (register_size (gdbarch
, S390_SYSTEM_CALL_REGNUM
) > 0)
173 regcache_cooked_write_unsigned (regcache
, S390_SYSTEM_CALL_REGNUM
, 0);
176 /* The "guess_tracepoint_registers" gdbarch method. */
179 s390_guess_tracepoint_registers (struct gdbarch
*gdbarch
,
180 struct regcache
*regcache
,
183 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
184 int sz
= register_size (gdbarch
, S390_PSWA_REGNUM
);
185 gdb_byte
*reg
= (gdb_byte
*) alloca (sz
);
188 /* Set PSWA from the location and a default PSWM (the only part we're
189 unlikely to get right is the CC). */
190 if (tdep
->abi
== ABI_LINUX_S390
)
192 /* 31-bit PSWA needs high bit set (it's very unlikely the target
193 was in 24-bit mode). */
194 pswa
= addr
| 0x80000000UL
;
200 pswm
= 0x0705000180000000ULL
;
203 store_unsigned_integer (reg
, sz
, gdbarch_byte_order (gdbarch
), pswa
);
204 regcache_raw_supply (regcache
, S390_PSWA_REGNUM
, reg
);
206 store_unsigned_integer (reg
, sz
, gdbarch_byte_order (gdbarch
), pswm
);
207 regcache_raw_supply (regcache
, S390_PSWM_REGNUM
, reg
);
211 /* DWARF Register Mapping. */
213 static const short s390_dwarf_regmap
[] =
215 /* 0-15: General Purpose Registers. */
216 S390_R0_REGNUM
, S390_R1_REGNUM
, S390_R2_REGNUM
, S390_R3_REGNUM
,
217 S390_R4_REGNUM
, S390_R5_REGNUM
, S390_R6_REGNUM
, S390_R7_REGNUM
,
218 S390_R8_REGNUM
, S390_R9_REGNUM
, S390_R10_REGNUM
, S390_R11_REGNUM
,
219 S390_R12_REGNUM
, S390_R13_REGNUM
, S390_R14_REGNUM
, S390_R15_REGNUM
,
221 /* 16-31: Floating Point Registers / Vector Registers 0-15. */
222 S390_F0_REGNUM
, S390_F2_REGNUM
, S390_F4_REGNUM
, S390_F6_REGNUM
,
223 S390_F1_REGNUM
, S390_F3_REGNUM
, S390_F5_REGNUM
, S390_F7_REGNUM
,
224 S390_F8_REGNUM
, S390_F10_REGNUM
, S390_F12_REGNUM
, S390_F14_REGNUM
,
225 S390_F9_REGNUM
, S390_F11_REGNUM
, S390_F13_REGNUM
, S390_F15_REGNUM
,
227 /* 32-47: Control Registers (not mapped). */
228 -1, -1, -1, -1, -1, -1, -1, -1,
229 -1, -1, -1, -1, -1, -1, -1, -1,
231 /* 48-63: Access Registers. */
232 S390_A0_REGNUM
, S390_A1_REGNUM
, S390_A2_REGNUM
, S390_A3_REGNUM
,
233 S390_A4_REGNUM
, S390_A5_REGNUM
, S390_A6_REGNUM
, S390_A7_REGNUM
,
234 S390_A8_REGNUM
, S390_A9_REGNUM
, S390_A10_REGNUM
, S390_A11_REGNUM
,
235 S390_A12_REGNUM
, S390_A13_REGNUM
, S390_A14_REGNUM
, S390_A15_REGNUM
,
237 /* 64-65: Program Status Word. */
241 /* 66-67: Reserved. */
244 /* 68-83: Vector Registers 16-31. */
245 S390_V16_REGNUM
, S390_V18_REGNUM
, S390_V20_REGNUM
, S390_V22_REGNUM
,
246 S390_V17_REGNUM
, S390_V19_REGNUM
, S390_V21_REGNUM
, S390_V23_REGNUM
,
247 S390_V24_REGNUM
, S390_V26_REGNUM
, S390_V28_REGNUM
, S390_V30_REGNUM
,
248 S390_V25_REGNUM
, S390_V27_REGNUM
, S390_V29_REGNUM
, S390_V31_REGNUM
,
250 /* End of "official" DWARF registers. The remainder of the map is
251 for GDB internal use only. */
253 /* GPR Lower Half Access. */
254 S390_R0_REGNUM
, S390_R1_REGNUM
, S390_R2_REGNUM
, S390_R3_REGNUM
,
255 S390_R4_REGNUM
, S390_R5_REGNUM
, S390_R6_REGNUM
, S390_R7_REGNUM
,
256 S390_R8_REGNUM
, S390_R9_REGNUM
, S390_R10_REGNUM
, S390_R11_REGNUM
,
257 S390_R12_REGNUM
, S390_R13_REGNUM
, S390_R14_REGNUM
, S390_R15_REGNUM
,
260 enum { s390_dwarf_reg_r0l
= ARRAY_SIZE (s390_dwarf_regmap
) - 16 };
262 /* Convert DWARF register number REG to the appropriate register
263 number used by GDB. */
265 s390_dwarf_reg_to_regnum (struct gdbarch
*gdbarch
, int reg
)
267 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
270 /* In a 32-on-64 debug scenario, debug info refers to the full
271 64-bit GPRs. Note that call frame information still refers to
272 the 32-bit lower halves, because s390_adjust_frame_regnum uses
273 special register numbers to access GPRs. */
274 if (tdep
->gpr_full_regnum
!= -1 && reg
>= 0 && reg
< 16)
275 return tdep
->gpr_full_regnum
+ reg
;
277 if (reg
>= 0 && reg
< ARRAY_SIZE (s390_dwarf_regmap
))
278 gdb_reg
= s390_dwarf_regmap
[reg
];
280 if (tdep
->v0_full_regnum
== -1)
282 if (gdb_reg
>= S390_V16_REGNUM
&& gdb_reg
<= S390_V31_REGNUM
)
287 if (gdb_reg
>= S390_F0_REGNUM
&& gdb_reg
<= S390_F15_REGNUM
)
288 gdb_reg
= gdb_reg
- S390_F0_REGNUM
+ tdep
->v0_full_regnum
;
294 /* Translate a .eh_frame register to DWARF register, or adjust a
295 .debug_frame register. */
297 s390_adjust_frame_regnum (struct gdbarch
*gdbarch
, int num
, int eh_frame_p
)
299 /* See s390_dwarf_reg_to_regnum for comments. */
300 return (num
>= 0 && num
< 16) ? num
+ s390_dwarf_reg_r0l
: num
;
304 /* Pseudo registers. */
307 regnum_is_gpr_full (struct gdbarch_tdep
*tdep
, int regnum
)
309 return (tdep
->gpr_full_regnum
!= -1
310 && regnum
>= tdep
->gpr_full_regnum
311 && regnum
<= tdep
->gpr_full_regnum
+ 15);
314 /* Check whether REGNUM indicates a full vector register (v0-v15).
315 These pseudo-registers are composed of f0-f15 and v0l-v15l. */
318 regnum_is_vxr_full (struct gdbarch_tdep
*tdep
, int regnum
)
320 return (tdep
->v0_full_regnum
!= -1
321 && regnum
>= tdep
->v0_full_regnum
322 && regnum
<= tdep
->v0_full_regnum
+ 15);
325 /* Return the name of register REGNO. Return the empty string for
326 registers that shouldn't be visible. */
329 s390_register_name (struct gdbarch
*gdbarch
, int regnum
)
331 if (regnum
>= S390_V0_LOWER_REGNUM
332 && regnum
<= S390_V15_LOWER_REGNUM
)
334 return tdesc_register_name (gdbarch
, regnum
);
338 s390_pseudo_register_name (struct gdbarch
*gdbarch
, int regnum
)
340 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
342 if (regnum
== tdep
->pc_regnum
)
345 if (regnum
== tdep
->cc_regnum
)
348 if (regnum_is_gpr_full (tdep
, regnum
))
350 static const char *full_name
[] = {
351 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
352 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
354 return full_name
[regnum
- tdep
->gpr_full_regnum
];
357 if (regnum_is_vxr_full (tdep
, regnum
))
359 static const char *full_name
[] = {
360 "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
361 "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
363 return full_name
[regnum
- tdep
->v0_full_regnum
];
366 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
370 s390_pseudo_register_type (struct gdbarch
*gdbarch
, int regnum
)
372 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
374 if (regnum
== tdep
->pc_regnum
)
375 return builtin_type (gdbarch
)->builtin_func_ptr
;
377 if (regnum
== tdep
->cc_regnum
)
378 return builtin_type (gdbarch
)->builtin_int
;
380 if (regnum_is_gpr_full (tdep
, regnum
))
381 return builtin_type (gdbarch
)->builtin_uint64
;
383 if (regnum_is_vxr_full (tdep
, regnum
))
384 return tdesc_find_type (gdbarch
, "vec128");
386 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
389 static enum register_status
390 s390_pseudo_register_read (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
391 int regnum
, gdb_byte
*buf
)
393 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
394 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
395 int regsize
= register_size (gdbarch
, regnum
);
398 if (regnum
== tdep
->pc_regnum
)
400 enum register_status status
;
402 status
= regcache_raw_read_unsigned (regcache
, S390_PSWA_REGNUM
, &val
);
403 if (status
== REG_VALID
)
405 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
407 store_unsigned_integer (buf
, regsize
, byte_order
, val
);
412 if (regnum
== tdep
->cc_regnum
)
414 enum register_status status
;
416 status
= regcache_raw_read_unsigned (regcache
, S390_PSWM_REGNUM
, &val
);
417 if (status
== REG_VALID
)
419 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
420 val
= (val
>> 12) & 3;
422 val
= (val
>> 44) & 3;
423 store_unsigned_integer (buf
, regsize
, byte_order
, val
);
428 if (regnum_is_gpr_full (tdep
, regnum
))
430 enum register_status status
;
433 regnum
-= tdep
->gpr_full_regnum
;
435 status
= regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ regnum
, &val
);
436 if (status
== REG_VALID
)
437 status
= regcache_raw_read_unsigned (regcache
, S390_R0_UPPER_REGNUM
+ regnum
,
439 if (status
== REG_VALID
)
441 val
|= val_upper
<< 32;
442 store_unsigned_integer (buf
, regsize
, byte_order
, val
);
447 if (regnum_is_vxr_full (tdep
, regnum
))
449 enum register_status status
;
451 regnum
-= tdep
->v0_full_regnum
;
453 status
= regcache_raw_read (regcache
, S390_F0_REGNUM
+ regnum
, buf
);
454 if (status
== REG_VALID
)
455 status
= regcache_raw_read (regcache
,
456 S390_V0_LOWER_REGNUM
+ regnum
, buf
+ 8);
460 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
464 s390_pseudo_register_write (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
465 int regnum
, const gdb_byte
*buf
)
467 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
468 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
469 int regsize
= register_size (gdbarch
, regnum
);
472 if (regnum
== tdep
->pc_regnum
)
474 val
= extract_unsigned_integer (buf
, regsize
, byte_order
);
475 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
477 regcache_raw_read_unsigned (regcache
, S390_PSWA_REGNUM
, &psw
);
478 val
= (psw
& 0x80000000) | (val
& 0x7fffffff);
480 regcache_raw_write_unsigned (regcache
, S390_PSWA_REGNUM
, val
);
484 if (regnum
== tdep
->cc_regnum
)
486 val
= extract_unsigned_integer (buf
, regsize
, byte_order
);
487 regcache_raw_read_unsigned (regcache
, S390_PSWM_REGNUM
, &psw
);
488 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
489 val
= (psw
& ~((ULONGEST
)3 << 12)) | ((val
& 3) << 12);
491 val
= (psw
& ~((ULONGEST
)3 << 44)) | ((val
& 3) << 44);
492 regcache_raw_write_unsigned (regcache
, S390_PSWM_REGNUM
, val
);
496 if (regnum_is_gpr_full (tdep
, regnum
))
498 regnum
-= tdep
->gpr_full_regnum
;
499 val
= extract_unsigned_integer (buf
, regsize
, byte_order
);
500 regcache_raw_write_unsigned (regcache
, S390_R0_REGNUM
+ regnum
,
502 regcache_raw_write_unsigned (regcache
, S390_R0_UPPER_REGNUM
+ regnum
,
507 if (regnum_is_vxr_full (tdep
, regnum
))
509 regnum
-= tdep
->v0_full_regnum
;
510 regcache_raw_write (regcache
, S390_F0_REGNUM
+ regnum
, buf
);
511 regcache_raw_write (regcache
, S390_V0_LOWER_REGNUM
+ regnum
, buf
+ 8);
515 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
518 /* 'float' values are stored in the upper half of floating-point
519 registers, even though we are otherwise a big-endian platform. The
520 same applies to a 'float' value within a vector. */
522 static struct value
*
523 s390_value_from_register (struct gdbarch
*gdbarch
, struct type
*type
,
524 int regnum
, struct frame_id frame_id
)
526 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
527 struct value
*value
= default_value_from_register (gdbarch
, type
,
529 check_typedef (type
);
531 if ((regnum
>= S390_F0_REGNUM
&& regnum
<= S390_F15_REGNUM
532 && TYPE_LENGTH (type
) < 8)
533 || regnum_is_vxr_full (tdep
, regnum
)
534 || (regnum
>= S390_V16_REGNUM
&& regnum
<= S390_V31_REGNUM
))
535 set_value_offset (value
, 0);
540 /* Register groups. */
543 s390_pseudo_register_reggroup_p (struct gdbarch
*gdbarch
, int regnum
,
544 struct reggroup
*group
)
546 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
548 /* We usually save/restore the whole PSW, which includes PC and CC.
549 However, some older gdbservers may not support saving/restoring
550 the whole PSW yet, and will return an XML register description
551 excluding those from the save/restore register groups. In those
552 cases, we still need to explicitly save/restore PC and CC in order
553 to push or pop frames. Since this doesn't hurt anything if we
554 already save/restore the whole PSW (it's just redundant), we add
555 PC and CC at this point unconditionally. */
556 if (group
== save_reggroup
|| group
== restore_reggroup
)
557 return regnum
== tdep
->pc_regnum
|| regnum
== tdep
->cc_regnum
;
559 if (group
== vector_reggroup
)
560 return regnum_is_vxr_full (tdep
, regnum
);
562 if (group
== general_reggroup
&& regnum_is_vxr_full (tdep
, regnum
))
565 return default_register_reggroup_p (gdbarch
, regnum
, group
);
568 /* The "ax_pseudo_register_collect" gdbarch method. */
571 s390_ax_pseudo_register_collect (struct gdbarch
*gdbarch
,
572 struct agent_expr
*ax
, int regnum
)
574 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
575 if (regnum
== tdep
->pc_regnum
)
577 ax_reg_mask (ax
, S390_PSWA_REGNUM
);
579 else if (regnum
== tdep
->cc_regnum
)
581 ax_reg_mask (ax
, S390_PSWM_REGNUM
);
583 else if (regnum_is_gpr_full (tdep
, regnum
))
585 regnum
-= tdep
->gpr_full_regnum
;
586 ax_reg_mask (ax
, S390_R0_REGNUM
+ regnum
);
587 ax_reg_mask (ax
, S390_R0_UPPER_REGNUM
+ regnum
);
589 else if (regnum_is_vxr_full (tdep
, regnum
))
591 regnum
-= tdep
->v0_full_regnum
;
592 ax_reg_mask (ax
, S390_F0_REGNUM
+ regnum
);
593 ax_reg_mask (ax
, S390_V0_LOWER_REGNUM
+ regnum
);
597 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
602 /* The "ax_pseudo_register_push_stack" gdbarch method. */
605 s390_ax_pseudo_register_push_stack (struct gdbarch
*gdbarch
,
606 struct agent_expr
*ax
, int regnum
)
608 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
609 if (regnum
== tdep
->pc_regnum
)
611 ax_reg (ax
, S390_PSWA_REGNUM
);
612 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
614 ax_zero_ext (ax
, 31);
617 else if (regnum
== tdep
->cc_regnum
)
619 ax_reg (ax
, S390_PSWM_REGNUM
);
620 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
624 ax_simple (ax
, aop_rsh_unsigned
);
627 else if (regnum_is_gpr_full (tdep
, regnum
))
629 regnum
-= tdep
->gpr_full_regnum
;
630 ax_reg (ax
, S390_R0_REGNUM
+ regnum
);
631 ax_reg (ax
, S390_R0_UPPER_REGNUM
+ regnum
);
633 ax_simple (ax
, aop_lsh
);
634 ax_simple (ax
, aop_bit_or
);
636 else if (regnum_is_vxr_full (tdep
, regnum
))
638 /* Too large to stuff on the stack. */
643 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
648 /* The "gen_return_address" gdbarch method. Since this is supposed to be
649 just a best-effort method, and we don't really have the means to run
650 the full unwinder here, just collect the link register. */
653 s390_gen_return_address (struct gdbarch
*gdbarch
,
654 struct agent_expr
*ax
, struct axs_value
*value
,
657 value
->type
= register_type (gdbarch
, S390_R14_REGNUM
);
658 value
->kind
= axs_lvalue_register
;
659 value
->u
.reg
= S390_R14_REGNUM
;
663 /* A helper for s390_software_single_step, decides if an instruction
664 is a partial-execution instruction that needs to be executed until
665 completion when in record mode. If it is, returns 1 and writes
666 instruction length to a pointer. */
669 s390_is_partial_instruction (struct gdbarch
*gdbarch
, CORE_ADDR loc
, int *len
)
671 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
674 insn
= read_memory_integer (loc
, 2, byte_order
);
678 case 0xa8: /* MVCLE */
684 insn
= read_memory_integer (loc
+ 4, 2, byte_order
);
685 if ((insn
& 0xff) == 0x8e)
697 case 0xb255: /* MVST */
698 case 0xb263: /* CMPSC */
699 case 0xb2a5: /* TRE */
700 case 0xb2a6: /* CU21 */
701 case 0xb2a7: /* CU12 */
702 case 0xb9b0: /* CU14 */
703 case 0xb9b1: /* CU24 */
704 case 0xb9b2: /* CU41 */
705 case 0xb9b3: /* CU42 */
706 case 0xb92a: /* KMF */
707 case 0xb92b: /* KMO */
708 case 0xb92f: /* KMC */
709 case 0xb92d: /* KMCTR */
710 case 0xb92e: /* KM */
711 case 0xb93c: /* PPNO */
712 case 0xb990: /* TRTT */
713 case 0xb991: /* TRTO */
714 case 0xb992: /* TROT */
715 case 0xb993: /* TROO */
723 /* Implement the "software_single_step" gdbarch method, needed to single step
724 through instructions like MVCLE in record mode, to make sure they are
725 executed to completion. Without that, record will save the full length
726 of destination buffer on every iteration, even though the CPU will only
727 process about 4kiB of it each time, leading to O(n**2) memory and time
730 static std::vector
<CORE_ADDR
>
731 s390_software_single_step (struct regcache
*regcache
)
733 struct gdbarch
*gdbarch
= get_regcache_arch (regcache
);
734 CORE_ADDR loc
= regcache_read_pc (regcache
);
735 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
739 /* Special handling only if recording. */
740 if (!record_full_is_used ())
743 /* First, match a partial instruction. */
744 if (!s390_is_partial_instruction (gdbarch
, loc
, &len
))
749 /* Second, look for a branch back to it. */
750 insn
= read_memory_integer (loc
, 2, byte_order
);
751 if (insn
!= 0xa714) /* BRC with mask 1 */
754 insn
= read_memory_integer (loc
+ 2, 2, byte_order
);
755 if (insn
!= (uint16_t) -(len
/ 2))
760 /* Found it, step past the whole thing. */
765 s390_displaced_step_hw_singlestep (struct gdbarch
*gdbarch
,
766 struct displaced_step_closure
*closure
)
772 /* Maps for register sets. */
774 static const struct regcache_map_entry s390_gregmap
[] =
776 { 1, S390_PSWM_REGNUM
},
777 { 1, S390_PSWA_REGNUM
},
778 { 16, S390_R0_REGNUM
},
779 { 16, S390_A0_REGNUM
},
780 { 1, S390_ORIG_R2_REGNUM
},
784 static const struct regcache_map_entry s390_fpregmap
[] =
786 { 1, S390_FPC_REGNUM
, 8 },
787 { 16, S390_F0_REGNUM
, 8 },
791 static const struct regcache_map_entry s390_regmap_upper
[] =
793 { 16, S390_R0_UPPER_REGNUM
, 4 },
797 static const struct regcache_map_entry s390_regmap_last_break
[] =
799 { 1, REGCACHE_MAP_SKIP
, 4 },
800 { 1, S390_LAST_BREAK_REGNUM
, 4 },
804 static const struct regcache_map_entry s390x_regmap_last_break
[] =
806 { 1, S390_LAST_BREAK_REGNUM
, 8 },
810 static const struct regcache_map_entry s390_regmap_system_call
[] =
812 { 1, S390_SYSTEM_CALL_REGNUM
, 4 },
816 static const struct regcache_map_entry s390_regmap_tdb
[] =
818 { 1, S390_TDB_DWORD0_REGNUM
, 8 },
819 { 1, S390_TDB_ABORT_CODE_REGNUM
, 8 },
820 { 1, S390_TDB_CONFLICT_TOKEN_REGNUM
, 8 },
821 { 1, S390_TDB_ATIA_REGNUM
, 8 },
822 { 12, REGCACHE_MAP_SKIP
, 8 },
823 { 16, S390_TDB_R0_REGNUM
, 8 },
827 static const struct regcache_map_entry s390_regmap_vxrs_low
[] =
829 { 16, S390_V0_LOWER_REGNUM
, 8 },
833 static const struct regcache_map_entry s390_regmap_vxrs_high
[] =
835 { 16, S390_V16_REGNUM
, 16 },
839 static const struct regcache_map_entry s390_regmap_gs
[] =
841 { 1, REGCACHE_MAP_SKIP
, 8 },
842 { 1, S390_GSD_REGNUM
, 8 },
843 { 1, S390_GSSM_REGNUM
, 8 },
844 { 1, S390_GSEPLA_REGNUM
, 8 },
848 static const struct regcache_map_entry s390_regmap_gsbc
[] =
850 { 1, REGCACHE_MAP_SKIP
, 8 },
851 { 1, S390_BC_GSD_REGNUM
, 8 },
852 { 1, S390_BC_GSSM_REGNUM
, 8 },
853 { 1, S390_BC_GSEPLA_REGNUM
, 8 },
858 /* Supply the TDB regset. Like regcache_supply_regset, but invalidate
859 the TDB registers unless the TDB format field is valid. */
862 s390_supply_tdb_regset (const struct regset
*regset
, struct regcache
*regcache
,
863 int regnum
, const void *regs
, size_t len
)
866 enum register_status ret
;
868 regcache_supply_regset (regset
, regcache
, regnum
, regs
, len
);
869 ret
= regcache_cooked_read_unsigned (regcache
, S390_TDB_DWORD0_REGNUM
, &tdw
);
870 if (ret
!= REG_VALID
|| (tdw
>> 56) != 1)
871 regcache_supply_regset (regset
, regcache
, regnum
, NULL
, len
);
874 const struct regset s390_gregset
= {
876 regcache_supply_regset
,
877 regcache_collect_regset
880 const struct regset s390_fpregset
= {
882 regcache_supply_regset
,
883 regcache_collect_regset
886 static const struct regset s390_upper_regset
= {
888 regcache_supply_regset
,
889 regcache_collect_regset
892 const struct regset s390_last_break_regset
= {
893 s390_regmap_last_break
,
894 regcache_supply_regset
,
895 regcache_collect_regset
898 const struct regset s390x_last_break_regset
= {
899 s390x_regmap_last_break
,
900 regcache_supply_regset
,
901 regcache_collect_regset
904 const struct regset s390_system_call_regset
= {
905 s390_regmap_system_call
,
906 regcache_supply_regset
,
907 regcache_collect_regset
910 const struct regset s390_tdb_regset
= {
912 s390_supply_tdb_regset
,
913 regcache_collect_regset
916 const struct regset s390_vxrs_low_regset
= {
917 s390_regmap_vxrs_low
,
918 regcache_supply_regset
,
919 regcache_collect_regset
922 const struct regset s390_vxrs_high_regset
= {
923 s390_regmap_vxrs_high
,
924 regcache_supply_regset
,
925 regcache_collect_regset
928 const struct regset s390_gs_regset
= {
930 regcache_supply_regset
,
931 regcache_collect_regset
934 const struct regset s390_gsbc_regset
= {
936 regcache_supply_regset
,
937 regcache_collect_regset
940 /* Iterate over supported core file register note sections. */
943 s390_iterate_over_regset_sections (struct gdbarch
*gdbarch
,
944 iterate_over_regset_sections_cb
*cb
,
946 const struct regcache
*regcache
)
948 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
949 const int gregset_size
= (tdep
->abi
== ABI_LINUX_S390
?
950 s390_sizeof_gregset
: s390x_sizeof_gregset
);
952 cb (".reg", gregset_size
, &s390_gregset
, NULL
, cb_data
);
953 cb (".reg2", s390_sizeof_fpregset
, &s390_fpregset
, NULL
, cb_data
);
955 if (tdep
->abi
== ABI_LINUX_S390
&& tdep
->gpr_full_regnum
!= -1)
956 cb (".reg-s390-high-gprs", 16 * 4, &s390_upper_regset
,
957 "s390 GPR upper halves", cb_data
);
959 if (tdep
->have_linux_v1
)
960 cb (".reg-s390-last-break", 8,
961 (gdbarch_ptr_bit (gdbarch
) == 32
962 ? &s390_last_break_regset
: &s390x_last_break_regset
),
963 "s390 last-break address", cb_data
);
965 if (tdep
->have_linux_v2
)
966 cb (".reg-s390-system-call", 4, &s390_system_call_regset
,
967 "s390 system-call", cb_data
);
969 /* If regcache is set, we are in "write" (gcore) mode. In this
970 case, don't iterate over the TDB unless its registers are
974 || REG_VALID
== regcache_register_status (regcache
,
975 S390_TDB_DWORD0_REGNUM
)))
976 cb (".reg-s390-tdb", s390_sizeof_tdbregset
, &s390_tdb_regset
,
977 "s390 TDB", cb_data
);
979 if (tdep
->v0_full_regnum
!= -1)
981 cb (".reg-s390-vxrs-low", 16 * 8, &s390_vxrs_low_regset
,
982 "s390 vector registers 0-15 lower half", cb_data
);
983 cb (".reg-s390-vxrs-high", 16 * 16, &s390_vxrs_high_regset
,
984 "s390 vector registers 16-31", cb_data
);
987 /* Iterate over the guarded-storage regsets if in "read" mode, or if
988 their registers are available. */
992 || REG_VALID
== regcache_register_status (regcache
,
994 cb (".reg-s390-gs-cb", 4 * 8, &s390_gs_regset
,
995 "s390 guarded-storage registers", cb_data
);
998 || REG_VALID
== regcache_register_status (regcache
,
1000 cb (".reg-s390-gs-bc", 4 * 8, &s390_gsbc_regset
,
1001 "s390 guarded-storage broadcast control", cb_data
);
1005 static const struct target_desc
*
1006 s390_core_read_description (struct gdbarch
*gdbarch
,
1007 struct target_ops
*target
, bfd
*abfd
)
1009 asection
*section
= bfd_get_section_by_name (abfd
, ".reg");
1010 CORE_ADDR hwcap
= 0;
1011 bool high_gprs
, v1
, v2
, te
, vx
, gs
;
1013 target_auxv_search (target
, AT_HWCAP
, &hwcap
);
1017 high_gprs
= (bfd_get_section_by_name (abfd
, ".reg-s390-high-gprs")
1019 v1
= (bfd_get_section_by_name (abfd
, ".reg-s390-last-break") != NULL
);
1020 v2
= (bfd_get_section_by_name (abfd
, ".reg-s390-system-call") != NULL
);
1021 vx
= (hwcap
& HWCAP_S390_VX
);
1022 te
= (hwcap
& HWCAP_S390_TE
);
1023 gs
= (hwcap
& HWCAP_S390_GS
);
1025 switch (bfd_section_size (abfd
, section
))
1027 case s390_sizeof_gregset
:
1029 return (gs
? tdesc_s390_gs_linux64
:
1030 te
&& vx
? tdesc_s390_tevx_linux64
:
1031 vx
? tdesc_s390_vx_linux64
:
1032 te
? tdesc_s390_te_linux64
:
1033 v2
? tdesc_s390_linux64v2
:
1034 v1
? tdesc_s390_linux64v1
: tdesc_s390_linux64
);
1036 return (v2
? tdesc_s390_linux32v2
:
1037 v1
? tdesc_s390_linux32v1
: tdesc_s390_linux32
);
1039 case s390x_sizeof_gregset
:
1040 return (gs
? tdesc_s390x_gs_linux64
:
1041 te
&& vx
? tdesc_s390x_tevx_linux64
:
1042 vx
? tdesc_s390x_vx_linux64
:
1043 te
? tdesc_s390x_te_linux64
:
1044 v2
? tdesc_s390x_linux64v2
:
1045 v1
? tdesc_s390x_linux64v1
: tdesc_s390x_linux64
);
1053 /* Decoding S/390 instructions. */
1055 /* Named opcode values for the S/390 instructions we recognize. Some
1056 instructions have their opcode split across two fields; those are the
1057 op1_* and op2_* enums. */
1060 op1_lhi
= 0xa7, op2_lhi
= 0x08,
1061 op1_lghi
= 0xa7, op2_lghi
= 0x09,
1062 op1_lgfi
= 0xc0, op2_lgfi
= 0x01,
1066 op1_ly
= 0xe3, op2_ly
= 0x58,
1067 op1_lg
= 0xe3, op2_lg
= 0x04,
1069 op1_lmy
= 0xeb, op2_lmy
= 0x98,
1070 op1_lmg
= 0xeb, op2_lmg
= 0x04,
1072 op1_sty
= 0xe3, op2_sty
= 0x50,
1073 op1_stg
= 0xe3, op2_stg
= 0x24,
1076 op1_stmy
= 0xeb, op2_stmy
= 0x90,
1077 op1_stmg
= 0xeb, op2_stmg
= 0x24,
1078 op1_aghi
= 0xa7, op2_aghi
= 0x0b,
1079 op1_ahi
= 0xa7, op2_ahi
= 0x0a,
1080 op1_agfi
= 0xc2, op2_agfi
= 0x08,
1081 op1_afi
= 0xc2, op2_afi
= 0x09,
1082 op1_algfi
= 0xc2, op2_algfi
= 0x0a,
1083 op1_alfi
= 0xc2, op2_alfi
= 0x0b,
1087 op1_ay
= 0xe3, op2_ay
= 0x5a,
1088 op1_ag
= 0xe3, op2_ag
= 0x08,
1089 op1_slgfi
= 0xc2, op2_slgfi
= 0x04,
1090 op1_slfi
= 0xc2, op2_slfi
= 0x05,
1094 op1_sy
= 0xe3, op2_sy
= 0x5b,
1095 op1_sg
= 0xe3, op2_sg
= 0x09,
1099 op1_lay
= 0xe3, op2_lay
= 0x71,
1100 op1_larl
= 0xc0, op2_larl
= 0x00,
1108 op1_bctg
= 0xe3, op2_bctg
= 0x46,
1110 op1_bxhg
= 0xeb, op2_bxhg
= 0x44,
1112 op1_bxleg
= 0xeb, op2_bxleg
= 0x45,
1113 op1_bras
= 0xa7, op2_bras
= 0x05,
1114 op1_brasl
= 0xc0, op2_brasl
= 0x05,
1115 op1_brc
= 0xa7, op2_brc
= 0x04,
1116 op1_brcl
= 0xc0, op2_brcl
= 0x04,
1117 op1_brct
= 0xa7, op2_brct
= 0x06,
1118 op1_brctg
= 0xa7, op2_brctg
= 0x07,
1120 op1_brxhg
= 0xec, op2_brxhg
= 0x44,
1122 op1_brxlg
= 0xec, op2_brxlg
= 0x45,
1127 /* Read a single instruction from address AT. */
1129 #define S390_MAX_INSTR_SIZE 6
1131 s390_readinstruction (bfd_byte instr
[], CORE_ADDR at
)
1133 static int s390_instrlen
[] = { 2, 4, 4, 6 };
1136 if (target_read_memory (at
, &instr
[0], 2))
1138 instrlen
= s390_instrlen
[instr
[0] >> 6];
1141 if (target_read_memory (at
+ 2, &instr
[2], instrlen
- 2))
1148 /* The functions below are for recognizing and decoding S/390
1149 instructions of various formats. Each of them checks whether INSN
1150 is an instruction of the given format, with the specified opcodes.
1151 If it is, it sets the remaining arguments to the values of the
1152 instruction's fields, and returns a non-zero value; otherwise, it
1155 These functions' arguments appear in the order they appear in the
1156 instruction, not in the machine-language form. So, opcodes always
1157 come first, even though they're sometimes scattered around the
1158 instructions. And displacements appear before base and extension
1159 registers, as they do in the assembly syntax, not at the end, as
1160 they do in the machine language. */
1162 is_ri (bfd_byte
*insn
, int op1
, int op2
, unsigned int *r1
, int *i2
)
1164 if (insn
[0] == op1
&& (insn
[1] & 0xf) == op2
)
1166 *r1
= (insn
[1] >> 4) & 0xf;
1167 /* i2 is a 16-bit signed quantity. */
1168 *i2
= (((insn
[2] << 8) | insn
[3]) ^ 0x8000) - 0x8000;
1177 is_ril (bfd_byte
*insn
, int op1
, int op2
,
1178 unsigned int *r1
, int *i2
)
1180 if (insn
[0] == op1
&& (insn
[1] & 0xf) == op2
)
1182 *r1
= (insn
[1] >> 4) & 0xf;
1183 /* i2 is a signed quantity. If the host 'int' is 32 bits long,
1184 no sign extension is necessary, but we don't want to assume
1186 *i2
= (((insn
[2] << 24)
1189 | (insn
[5])) ^ 0x80000000) - 0x80000000;
1198 is_rr (bfd_byte
*insn
, int op
, unsigned int *r1
, unsigned int *r2
)
1202 *r1
= (insn
[1] >> 4) & 0xf;
1203 *r2
= insn
[1] & 0xf;
1212 is_rre (bfd_byte
*insn
, int op
, unsigned int *r1
, unsigned int *r2
)
1214 if (((insn
[0] << 8) | insn
[1]) == op
)
1216 /* Yes, insn[3]. insn[2] is unused in RRE format. */
1217 *r1
= (insn
[3] >> 4) & 0xf;
1218 *r2
= insn
[3] & 0xf;
1227 is_rs (bfd_byte
*insn
, int op
,
1228 unsigned int *r1
, unsigned int *r3
, int *d2
, unsigned int *b2
)
1232 *r1
= (insn
[1] >> 4) & 0xf;
1233 *r3
= insn
[1] & 0xf;
1234 *b2
= (insn
[2] >> 4) & 0xf;
1235 *d2
= ((insn
[2] & 0xf) << 8) | insn
[3];
1244 is_rsy (bfd_byte
*insn
, int op1
, int op2
,
1245 unsigned int *r1
, unsigned int *r3
, int *d2
, unsigned int *b2
)
1250 *r1
= (insn
[1] >> 4) & 0xf;
1251 *r3
= insn
[1] & 0xf;
1252 *b2
= (insn
[2] >> 4) & 0xf;
1253 /* The 'long displacement' is a 20-bit signed integer. */
1254 *d2
= ((((insn
[2] & 0xf) << 8) | insn
[3] | (insn
[4] << 12))
1255 ^ 0x80000) - 0x80000;
1264 is_rx (bfd_byte
*insn
, int op
,
1265 unsigned int *r1
, int *d2
, unsigned int *x2
, unsigned int *b2
)
1269 *r1
= (insn
[1] >> 4) & 0xf;
1270 *x2
= insn
[1] & 0xf;
1271 *b2
= (insn
[2] >> 4) & 0xf;
1272 *d2
= ((insn
[2] & 0xf) << 8) | insn
[3];
1281 is_rxy (bfd_byte
*insn
, int op1
, int op2
,
1282 unsigned int *r1
, int *d2
, unsigned int *x2
, unsigned int *b2
)
1287 *r1
= (insn
[1] >> 4) & 0xf;
1288 *x2
= insn
[1] & 0xf;
1289 *b2
= (insn
[2] >> 4) & 0xf;
1290 /* The 'long displacement' is a 20-bit signed integer. */
1291 *d2
= ((((insn
[2] & 0xf) << 8) | insn
[3] | (insn
[4] << 12))
1292 ^ 0x80000) - 0x80000;
1300 /* Prologue analysis. */
1302 #define S390_NUM_GPRS 16
1303 #define S390_NUM_FPRS 16
1305 struct s390_prologue_data
{
1308 struct pv_area
*stack
;
1310 /* The size and byte-order of a GPR or FPR. */
1313 enum bfd_endian byte_order
;
1315 /* The general-purpose registers. */
1316 pv_t gpr
[S390_NUM_GPRS
];
1318 /* The floating-point registers. */
1319 pv_t fpr
[S390_NUM_FPRS
];
1321 /* The offset relative to the CFA where the incoming GPR N was saved
1322 by the function prologue. 0 if not saved or unknown. */
1323 int gpr_slot
[S390_NUM_GPRS
];
1325 /* Likewise for FPRs. */
1326 int fpr_slot
[S390_NUM_FPRS
];
1328 /* Nonzero if the backchain was saved. This is assumed to be the
1329 case when the incoming SP is saved at the current SP location. */
1330 int back_chain_saved_p
;
1333 /* Return the effective address for an X-style instruction, like:
1337 Here, X2 and B2 are registers, and D2 is a signed 20-bit
1338 constant; the effective address is the sum of all three. If either
1339 X2 or B2 are zero, then it doesn't contribute to the sum --- this
1340 means that r0 can't be used as either X2 or B2. */
1342 s390_addr (struct s390_prologue_data
*data
,
1343 int d2
, unsigned int x2
, unsigned int b2
)
1347 result
= pv_constant (d2
);
1349 result
= pv_add (result
, data
->gpr
[x2
]);
1351 result
= pv_add (result
, data
->gpr
[b2
]);
1356 /* Do a SIZE-byte store of VALUE to D2(X2,B2). */
1358 s390_store (struct s390_prologue_data
*data
,
1359 int d2
, unsigned int x2
, unsigned int b2
, CORE_ADDR size
,
1362 pv_t addr
= s390_addr (data
, d2
, x2
, b2
);
1365 /* Check whether we are storing the backchain. */
1366 offset
= pv_subtract (data
->gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
], addr
);
1368 if (pv_is_constant (offset
) && offset
.k
== 0)
1369 if (size
== data
->gpr_size
1370 && pv_is_register_k (value
, S390_SP_REGNUM
, 0))
1372 data
->back_chain_saved_p
= 1;
1377 /* Check whether we are storing a register into the stack. */
1378 if (!data
->stack
->store_would_trash (addr
))
1379 data
->stack
->store (addr
, size
, value
);
1382 /* Note: If this is some store we cannot identify, you might think we
1383 should forget our cached values, as any of those might have been hit.
1385 However, we make the assumption that the register save areas are only
1386 ever stored to once in any given function, and we do recognize these
1387 stores. Thus every store we cannot recognize does not hit our data. */
1390 /* Do a SIZE-byte load from D2(X2,B2). */
1392 s390_load (struct s390_prologue_data
*data
,
1393 int d2
, unsigned int x2
, unsigned int b2
, CORE_ADDR size
)
1396 pv_t addr
= s390_addr (data
, d2
, x2
, b2
);
1398 /* If it's a load from an in-line constant pool, then we can
1399 simulate that, under the assumption that the code isn't
1400 going to change between the time the processor actually
1401 executed it creating the current frame, and the time when
1402 we're analyzing the code to unwind past that frame. */
1403 if (pv_is_constant (addr
))
1405 struct target_section
*secp
;
1406 secp
= target_section_by_addr (¤t_target
, addr
.k
);
1408 && (bfd_get_section_flags (secp
->the_bfd_section
->owner
,
1409 secp
->the_bfd_section
)
1411 return pv_constant (read_memory_integer (addr
.k
, size
,
1415 /* Check whether we are accessing one of our save slots. */
1416 return data
->stack
->fetch (addr
, size
);
1419 /* Function for finding saved registers in a 'struct pv_area'; we pass
1420 this to pv_area::scan.
1422 If VALUE is a saved register, ADDR says it was saved at a constant
1423 offset from the frame base, and SIZE indicates that the whole
1424 register was saved, record its offset in the reg_offset table in
1425 PROLOGUE_UNTYPED. */
1427 s390_check_for_saved (void *data_untyped
, pv_t addr
,
1428 CORE_ADDR size
, pv_t value
)
1430 struct s390_prologue_data
*data
= (struct s390_prologue_data
*) data_untyped
;
1433 if (!pv_is_register (addr
, S390_SP_REGNUM
))
1436 offset
= 16 * data
->gpr_size
+ 32 - addr
.k
;
1438 /* If we are storing the original value of a register, we want to
1439 record the CFA offset. If the same register is stored multiple
1440 times, the stack slot with the highest address counts. */
1442 for (i
= 0; i
< S390_NUM_GPRS
; i
++)
1443 if (size
== data
->gpr_size
1444 && pv_is_register_k (value
, S390_R0_REGNUM
+ i
, 0))
1445 if (data
->gpr_slot
[i
] == 0
1446 || data
->gpr_slot
[i
] > offset
)
1448 data
->gpr_slot
[i
] = offset
;
1452 for (i
= 0; i
< S390_NUM_FPRS
; i
++)
1453 if (size
== data
->fpr_size
1454 && pv_is_register_k (value
, S390_F0_REGNUM
+ i
, 0))
1455 if (data
->fpr_slot
[i
] == 0
1456 || data
->fpr_slot
[i
] > offset
)
1458 data
->fpr_slot
[i
] = offset
;
1463 /* Analyze the prologue of the function starting at START_PC,
1464 continuing at most until CURRENT_PC. Initialize DATA to
1465 hold all information we find out about the state of the registers
1466 and stack slots. Return the address of the instruction after
1467 the last one that changed the SP, FP, or back chain; or zero
1470 s390_analyze_prologue (struct gdbarch
*gdbarch
,
1472 CORE_ADDR current_pc
,
1473 struct s390_prologue_data
*data
)
1475 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
1477 /* Our return value:
1478 The address of the instruction after the last one that changed
1479 the SP, FP, or back chain; zero if we got an error trying to
1481 CORE_ADDR result
= start_pc
;
1483 /* The current PC for our abstract interpretation. */
1486 /* The address of the next instruction after that. */
1489 pv_area
stack (S390_SP_REGNUM
, gdbarch_addr_bit (gdbarch
));
1490 scoped_restore restore_stack
= make_scoped_restore (&data
->stack
, &stack
);
1492 /* Set up everything's initial value. */
1496 /* For the purpose of prologue tracking, we consider the GPR size to
1497 be equal to the ABI word size, even if it is actually larger
1498 (i.e. when running a 32-bit binary under a 64-bit kernel). */
1499 data
->gpr_size
= word_size
;
1501 data
->byte_order
= gdbarch_byte_order (gdbarch
);
1503 for (i
= 0; i
< S390_NUM_GPRS
; i
++)
1504 data
->gpr
[i
] = pv_register (S390_R0_REGNUM
+ i
, 0);
1506 for (i
= 0; i
< S390_NUM_FPRS
; i
++)
1507 data
->fpr
[i
] = pv_register (S390_F0_REGNUM
+ i
, 0);
1509 for (i
= 0; i
< S390_NUM_GPRS
; i
++)
1510 data
->gpr_slot
[i
] = 0;
1512 for (i
= 0; i
< S390_NUM_FPRS
; i
++)
1513 data
->fpr_slot
[i
] = 0;
1515 data
->back_chain_saved_p
= 0;
1518 /* Start interpreting instructions, until we hit the frame's
1519 current PC or the first branch instruction. */
1520 for (pc
= start_pc
; pc
> 0 && pc
< current_pc
; pc
= next_pc
)
1522 bfd_byte insn
[S390_MAX_INSTR_SIZE
];
1523 int insn_len
= s390_readinstruction (insn
, pc
);
1525 bfd_byte dummy
[S390_MAX_INSTR_SIZE
] = { 0 };
1526 bfd_byte
*insn32
= word_size
== 4 ? insn
: dummy
;
1527 bfd_byte
*insn64
= word_size
== 8 ? insn
: dummy
;
1529 /* Fields for various kinds of instructions. */
1530 unsigned int b2
, r1
, r2
, x2
, r3
;
1533 /* The values of SP and FP before this instruction,
1534 for detecting instructions that change them. */
1535 pv_t pre_insn_sp
, pre_insn_fp
;
1536 /* Likewise for the flag whether the back chain was saved. */
1537 int pre_insn_back_chain_saved_p
;
1539 /* If we got an error trying to read the instruction, report it. */
1546 next_pc
= pc
+ insn_len
;
1548 pre_insn_sp
= data
->gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
];
1549 pre_insn_fp
= data
->gpr
[S390_FRAME_REGNUM
- S390_R0_REGNUM
];
1550 pre_insn_back_chain_saved_p
= data
->back_chain_saved_p
;
1553 /* LHI r1, i2 --- load halfword immediate. */
1554 /* LGHI r1, i2 --- load halfword immediate (64-bit version). */
1555 /* LGFI r1, i2 --- load fullword immediate. */
1556 if (is_ri (insn32
, op1_lhi
, op2_lhi
, &r1
, &i2
)
1557 || is_ri (insn64
, op1_lghi
, op2_lghi
, &r1
, &i2
)
1558 || is_ril (insn
, op1_lgfi
, op2_lgfi
, &r1
, &i2
))
1559 data
->gpr
[r1
] = pv_constant (i2
);
1561 /* LR r1, r2 --- load from register. */
1562 /* LGR r1, r2 --- load from register (64-bit version). */
1563 else if (is_rr (insn32
, op_lr
, &r1
, &r2
)
1564 || is_rre (insn64
, op_lgr
, &r1
, &r2
))
1565 data
->gpr
[r1
] = data
->gpr
[r2
];
1567 /* L r1, d2(x2, b2) --- load. */
1568 /* LY r1, d2(x2, b2) --- load (long-displacement version). */
1569 /* LG r1, d2(x2, b2) --- load (64-bit version). */
1570 else if (is_rx (insn32
, op_l
, &r1
, &d2
, &x2
, &b2
)
1571 || is_rxy (insn32
, op1_ly
, op2_ly
, &r1
, &d2
, &x2
, &b2
)
1572 || is_rxy (insn64
, op1_lg
, op2_lg
, &r1
, &d2
, &x2
, &b2
))
1573 data
->gpr
[r1
] = s390_load (data
, d2
, x2
, b2
, data
->gpr_size
);
1575 /* ST r1, d2(x2, b2) --- store. */
1576 /* STY r1, d2(x2, b2) --- store (long-displacement version). */
1577 /* STG r1, d2(x2, b2) --- store (64-bit version). */
1578 else if (is_rx (insn32
, op_st
, &r1
, &d2
, &x2
, &b2
)
1579 || is_rxy (insn32
, op1_sty
, op2_sty
, &r1
, &d2
, &x2
, &b2
)
1580 || is_rxy (insn64
, op1_stg
, op2_stg
, &r1
, &d2
, &x2
, &b2
))
1581 s390_store (data
, d2
, x2
, b2
, data
->gpr_size
, data
->gpr
[r1
]);
1583 /* STD r1, d2(x2,b2) --- store floating-point register. */
1584 else if (is_rx (insn
, op_std
, &r1
, &d2
, &x2
, &b2
))
1585 s390_store (data
, d2
, x2
, b2
, data
->fpr_size
, data
->fpr
[r1
]);
1587 /* STM r1, r3, d2(b2) --- store multiple. */
1588 /* STMY r1, r3, d2(b2) --- store multiple (long-displacement
1590 /* STMG r1, r3, d2(b2) --- store multiple (64-bit version). */
1591 else if (is_rs (insn32
, op_stm
, &r1
, &r3
, &d2
, &b2
)
1592 || is_rsy (insn32
, op1_stmy
, op2_stmy
, &r1
, &r3
, &d2
, &b2
)
1593 || is_rsy (insn64
, op1_stmg
, op2_stmg
, &r1
, &r3
, &d2
, &b2
))
1595 for (; r1
<= r3
; r1
++, d2
+= data
->gpr_size
)
1596 s390_store (data
, d2
, 0, b2
, data
->gpr_size
, data
->gpr
[r1
]);
1599 /* AHI r1, i2 --- add halfword immediate. */
1600 /* AGHI r1, i2 --- add halfword immediate (64-bit version). */
1601 /* AFI r1, i2 --- add fullword immediate. */
1602 /* AGFI r1, i2 --- add fullword immediate (64-bit version). */
1603 else if (is_ri (insn32
, op1_ahi
, op2_ahi
, &r1
, &i2
)
1604 || is_ri (insn64
, op1_aghi
, op2_aghi
, &r1
, &i2
)
1605 || is_ril (insn32
, op1_afi
, op2_afi
, &r1
, &i2
)
1606 || is_ril (insn64
, op1_agfi
, op2_agfi
, &r1
, &i2
))
1607 data
->gpr
[r1
] = pv_add_constant (data
->gpr
[r1
], i2
);
1609 /* ALFI r1, i2 --- add logical immediate. */
1610 /* ALGFI r1, i2 --- add logical immediate (64-bit version). */
1611 else if (is_ril (insn32
, op1_alfi
, op2_alfi
, &r1
, &i2
)
1612 || is_ril (insn64
, op1_algfi
, op2_algfi
, &r1
, &i2
))
1613 data
->gpr
[r1
] = pv_add_constant (data
->gpr
[r1
],
1614 (CORE_ADDR
)i2
& 0xffffffff);
1616 /* AR r1, r2 -- add register. */
1617 /* AGR r1, r2 -- add register (64-bit version). */
1618 else if (is_rr (insn32
, op_ar
, &r1
, &r2
)
1619 || is_rre (insn64
, op_agr
, &r1
, &r2
))
1620 data
->gpr
[r1
] = pv_add (data
->gpr
[r1
], data
->gpr
[r2
]);
1622 /* A r1, d2(x2, b2) -- add. */
1623 /* AY r1, d2(x2, b2) -- add (long-displacement version). */
1624 /* AG r1, d2(x2, b2) -- add (64-bit version). */
1625 else if (is_rx (insn32
, op_a
, &r1
, &d2
, &x2
, &b2
)
1626 || is_rxy (insn32
, op1_ay
, op2_ay
, &r1
, &d2
, &x2
, &b2
)
1627 || is_rxy (insn64
, op1_ag
, op2_ag
, &r1
, &d2
, &x2
, &b2
))
1628 data
->gpr
[r1
] = pv_add (data
->gpr
[r1
],
1629 s390_load (data
, d2
, x2
, b2
, data
->gpr_size
));
1631 /* SLFI r1, i2 --- subtract logical immediate. */
1632 /* SLGFI r1, i2 --- subtract logical immediate (64-bit version). */
1633 else if (is_ril (insn32
, op1_slfi
, op2_slfi
, &r1
, &i2
)
1634 || is_ril (insn64
, op1_slgfi
, op2_slgfi
, &r1
, &i2
))
1635 data
->gpr
[r1
] = pv_add_constant (data
->gpr
[r1
],
1636 -((CORE_ADDR
)i2
& 0xffffffff));
1638 /* SR r1, r2 -- subtract register. */
1639 /* SGR r1, r2 -- subtract register (64-bit version). */
1640 else if (is_rr (insn32
, op_sr
, &r1
, &r2
)
1641 || is_rre (insn64
, op_sgr
, &r1
, &r2
))
1642 data
->gpr
[r1
] = pv_subtract (data
->gpr
[r1
], data
->gpr
[r2
]);
1644 /* S r1, d2(x2, b2) -- subtract. */
1645 /* SY r1, d2(x2, b2) -- subtract (long-displacement version). */
1646 /* SG r1, d2(x2, b2) -- subtract (64-bit version). */
1647 else if (is_rx (insn32
, op_s
, &r1
, &d2
, &x2
, &b2
)
1648 || is_rxy (insn32
, op1_sy
, op2_sy
, &r1
, &d2
, &x2
, &b2
)
1649 || is_rxy (insn64
, op1_sg
, op2_sg
, &r1
, &d2
, &x2
, &b2
))
1650 data
->gpr
[r1
] = pv_subtract (data
->gpr
[r1
],
1651 s390_load (data
, d2
, x2
, b2
, data
->gpr_size
));
1653 /* LA r1, d2(x2, b2) --- load address. */
1654 /* LAY r1, d2(x2, b2) --- load address (long-displacement version). */
1655 else if (is_rx (insn
, op_la
, &r1
, &d2
, &x2
, &b2
)
1656 || is_rxy (insn
, op1_lay
, op2_lay
, &r1
, &d2
, &x2
, &b2
))
1657 data
->gpr
[r1
] = s390_addr (data
, d2
, x2
, b2
);
1659 /* LARL r1, i2 --- load address relative long. */
1660 else if (is_ril (insn
, op1_larl
, op2_larl
, &r1
, &i2
))
1661 data
->gpr
[r1
] = pv_constant (pc
+ i2
* 2);
1663 /* BASR r1, 0 --- branch and save.
1664 Since r2 is zero, this saves the PC in r1, but doesn't branch. */
1665 else if (is_rr (insn
, op_basr
, &r1
, &r2
)
1667 data
->gpr
[r1
] = pv_constant (next_pc
);
1669 /* BRAS r1, i2 --- branch relative and save. */
1670 else if (is_ri (insn
, op1_bras
, op2_bras
, &r1
, &i2
))
1672 data
->gpr
[r1
] = pv_constant (next_pc
);
1673 next_pc
= pc
+ i2
* 2;
1675 /* We'd better not interpret any backward branches. We'll
1681 /* BRC/BRCL -- branch relative on condition. Ignore "branch
1682 never", branch to following instruction, and "conditional
1683 trap" (BRC +2). Otherwise terminate search. */
1684 else if (is_ri (insn
, op1_brc
, op2_brc
, &r1
, &i2
))
1686 if (r1
!= 0 && i2
!= 1 && i2
!= 2)
1689 else if (is_ril (insn
, op1_brcl
, op2_brcl
, &r1
, &i2
))
1691 if (r1
!= 0 && i2
!= 3)
1695 /* Terminate search when hitting any other branch instruction. */
1696 else if (is_rr (insn
, op_basr
, &r1
, &r2
)
1697 || is_rx (insn
, op_bas
, &r1
, &d2
, &x2
, &b2
)
1698 || is_rr (insn
, op_bcr
, &r1
, &r2
)
1699 || is_rx (insn
, op_bc
, &r1
, &d2
, &x2
, &b2
)
1700 || is_ril (insn
, op1_brasl
, op2_brasl
, &r2
, &i2
))
1705 /* An instruction we don't know how to simulate. The only
1706 safe thing to do would be to set every value we're tracking
1707 to 'unknown'. Instead, we'll be optimistic: we assume that
1708 we *can* interpret every instruction that the compiler uses
1709 to manipulate any of the data we're interested in here --
1710 then we can just ignore anything else. */
1713 /* Record the address after the last instruction that changed
1714 the FP, SP, or backlink. Ignore instructions that changed
1715 them back to their original values --- those are probably
1716 restore instructions. (The back chain is never restored,
1719 pv_t sp
= data
->gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
];
1720 pv_t fp
= data
->gpr
[S390_FRAME_REGNUM
- S390_R0_REGNUM
];
1722 if ((! pv_is_identical (pre_insn_sp
, sp
)
1723 && ! pv_is_register_k (sp
, S390_SP_REGNUM
, 0)
1724 && sp
.kind
!= pvk_unknown
)
1725 || (! pv_is_identical (pre_insn_fp
, fp
)
1726 && ! pv_is_register_k (fp
, S390_FRAME_REGNUM
, 0)
1727 && fp
.kind
!= pvk_unknown
)
1728 || pre_insn_back_chain_saved_p
!= data
->back_chain_saved_p
)
1733 /* Record where all the registers were saved. */
1734 data
->stack
->scan (s390_check_for_saved
, data
);
1739 /* Advance PC across any function entry prologue instructions to reach
1740 some "real" code. */
1742 s390_skip_prologue (struct gdbarch
*gdbarch
, CORE_ADDR pc
)
1744 struct s390_prologue_data data
;
1745 CORE_ADDR skip_pc
, func_addr
;
1747 if (find_pc_partial_function (pc
, NULL
, &func_addr
, NULL
))
1749 CORE_ADDR post_prologue_pc
1750 = skip_prologue_using_sal (gdbarch
, func_addr
);
1751 if (post_prologue_pc
!= 0)
1752 return std::max (pc
, post_prologue_pc
);
1755 skip_pc
= s390_analyze_prologue (gdbarch
, pc
, (CORE_ADDR
)-1, &data
);
1756 return skip_pc
? skip_pc
: pc
;
1759 /* Implmement the stack_frame_destroyed_p gdbarch method. */
1761 s390_stack_frame_destroyed_p (struct gdbarch
*gdbarch
, CORE_ADDR pc
)
1763 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
1765 /* In frameless functions, there's not frame to destroy and thus
1766 we don't care about the epilogue.
1768 In functions with frame, the epilogue sequence is a pair of
1769 a LM-type instruction that restores (amongst others) the
1770 return register %r14 and the stack pointer %r15, followed
1771 by a branch 'br %r14' --or equivalent-- that effects the
1774 In that situation, this function needs to return 'true' in
1775 exactly one case: when pc points to that branch instruction.
1777 Thus we try to disassemble the one instructions immediately
1778 preceding pc and check whether it is an LM-type instruction
1779 modifying the stack pointer.
1781 Note that disassembling backwards is not reliable, so there
1782 is a slight chance of false positives here ... */
1785 unsigned int r1
, r3
, b2
;
1789 && !target_read_memory (pc
- 4, insn
, 4)
1790 && is_rs (insn
, op_lm
, &r1
, &r3
, &d2
, &b2
)
1791 && r3
== S390_SP_REGNUM
- S390_R0_REGNUM
)
1795 && !target_read_memory (pc
- 6, insn
, 6)
1796 && is_rsy (insn
, op1_lmy
, op2_lmy
, &r1
, &r3
, &d2
, &b2
)
1797 && r3
== S390_SP_REGNUM
- S390_R0_REGNUM
)
1801 && !target_read_memory (pc
- 6, insn
, 6)
1802 && is_rsy (insn
, op1_lmg
, op2_lmg
, &r1
, &r3
, &d2
, &b2
)
1803 && r3
== S390_SP_REGNUM
- S390_R0_REGNUM
)
1809 /* Displaced stepping. */
1811 /* Return true if INSN is a non-branch RIL-b or RIL-c format
1815 is_non_branch_ril (gdb_byte
*insn
)
1817 gdb_byte op1
= insn
[0];
1821 gdb_byte op2
= insn
[1] & 0x0f;
1825 case 0x02: /* llhrl */
1826 case 0x04: /* lghrl */
1827 case 0x05: /* lhrl */
1828 case 0x06: /* llghrl */
1829 case 0x07: /* sthrl */
1830 case 0x08: /* lgrl */
1831 case 0x0b: /* stgrl */
1832 case 0x0c: /* lgfrl */
1833 case 0x0d: /* lrl */
1834 case 0x0e: /* llgfrl */
1835 case 0x0f: /* strl */
1839 else if (op1
== 0xc6)
1841 gdb_byte op2
= insn
[1] & 0x0f;
1845 case 0x00: /* exrl */
1846 case 0x02: /* pfdrl */
1847 case 0x04: /* cghrl */
1848 case 0x05: /* chrl */
1849 case 0x06: /* clghrl */
1850 case 0x07: /* clhrl */
1851 case 0x08: /* cgrl */
1852 case 0x0a: /* clgrl */
1853 case 0x0c: /* cgfrl */
1854 case 0x0d: /* crl */
1855 case 0x0e: /* clgfrl */
1856 case 0x0f: /* clrl */
1864 /* Implementation of gdbarch_displaced_step_copy_insn. */
1866 static struct displaced_step_closure
*
1867 s390_displaced_step_copy_insn (struct gdbarch
*gdbarch
,
1868 CORE_ADDR from
, CORE_ADDR to
,
1869 struct regcache
*regs
)
1871 size_t len
= gdbarch_max_insn_length (gdbarch
);
1872 gdb_byte
*buf
= (gdb_byte
*) xmalloc (len
);
1873 struct cleanup
*old_chain
= make_cleanup (xfree
, buf
);
1875 read_memory (from
, buf
, len
);
1877 /* Adjust the displacement field of PC-relative RIL instructions,
1878 except branches. The latter are handled in the fixup hook. */
1879 if (is_non_branch_ril (buf
))
1883 offset
= extract_signed_integer (buf
+ 2, 4, BFD_ENDIAN_BIG
);
1884 offset
= (from
- to
+ offset
* 2) / 2;
1886 /* If the instruction is too far from the jump pad, punt. This
1887 will usually happen with instructions in shared libraries.
1888 We could probably support these by rewriting them to be
1889 absolute or fully emulating them. */
1890 if (offset
< INT32_MIN
|| offset
> INT32_MAX
)
1892 /* Let the core fall back to stepping over the breakpoint
1894 if (debug_displaced
)
1896 fprintf_unfiltered (gdb_stdlog
,
1897 "displaced: can't displaced step "
1898 "RIL instruction: offset %s out of range\n",
1901 do_cleanups (old_chain
);
1905 store_signed_integer (buf
+ 2, 4, BFD_ENDIAN_BIG
, offset
);
1908 write_memory (to
, buf
, len
);
1910 if (debug_displaced
)
1912 fprintf_unfiltered (gdb_stdlog
, "displaced: copy %s->%s: ",
1913 paddress (gdbarch
, from
), paddress (gdbarch
, to
));
1914 displaced_step_dump_bytes (gdb_stdlog
, buf
, len
);
1917 discard_cleanups (old_chain
);
1918 return (struct displaced_step_closure
*) buf
;
1921 /* Fix up the state of registers and memory after having single-stepped
1922 a displaced instruction. */
1924 s390_displaced_step_fixup (struct gdbarch
*gdbarch
,
1925 struct displaced_step_closure
*closure
,
1926 CORE_ADDR from
, CORE_ADDR to
,
1927 struct regcache
*regs
)
1929 /* Our closure is a copy of the instruction. */
1930 gdb_byte
*insn
= (gdb_byte
*) closure
;
1931 static int s390_instrlen
[] = { 2, 4, 4, 6 };
1932 int insnlen
= s390_instrlen
[insn
[0] >> 6];
1934 /* Fields for various kinds of instructions. */
1935 unsigned int b2
, r1
, r2
, x2
, r3
;
1938 /* Get current PC and addressing mode bit. */
1939 CORE_ADDR pc
= regcache_read_pc (regs
);
1942 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
1944 regcache_cooked_read_unsigned (regs
, S390_PSWA_REGNUM
, &amode
);
1945 amode
&= 0x80000000;
1948 if (debug_displaced
)
1949 fprintf_unfiltered (gdb_stdlog
,
1950 "displaced: (s390) fixup (%s, %s) pc %s len %d amode 0x%x\n",
1951 paddress (gdbarch
, from
), paddress (gdbarch
, to
),
1952 paddress (gdbarch
, pc
), insnlen
, (int) amode
);
1954 /* Handle absolute branch and save instructions. */
1955 if (is_rr (insn
, op_basr
, &r1
, &r2
)
1956 || is_rx (insn
, op_bas
, &r1
, &d2
, &x2
, &b2
))
1958 /* Recompute saved return address in R1. */
1959 regcache_cooked_write_unsigned (regs
, S390_R0_REGNUM
+ r1
,
1960 amode
| (from
+ insnlen
));
1963 /* Handle absolute branch instructions. */
1964 else if (is_rr (insn
, op_bcr
, &r1
, &r2
)
1965 || is_rx (insn
, op_bc
, &r1
, &d2
, &x2
, &b2
)
1966 || is_rr (insn
, op_bctr
, &r1
, &r2
)
1967 || is_rre (insn
, op_bctgr
, &r1
, &r2
)
1968 || is_rx (insn
, op_bct
, &r1
, &d2
, &x2
, &b2
)
1969 || is_rxy (insn
, op1_bctg
, op2_brctg
, &r1
, &d2
, &x2
, &b2
)
1970 || is_rs (insn
, op_bxh
, &r1
, &r3
, &d2
, &b2
)
1971 || is_rsy (insn
, op1_bxhg
, op2_bxhg
, &r1
, &r3
, &d2
, &b2
)
1972 || is_rs (insn
, op_bxle
, &r1
, &r3
, &d2
, &b2
)
1973 || is_rsy (insn
, op1_bxleg
, op2_bxleg
, &r1
, &r3
, &d2
, &b2
))
1975 /* Update PC iff branch was *not* taken. */
1976 if (pc
== to
+ insnlen
)
1977 regcache_write_pc (regs
, from
+ insnlen
);
1980 /* Handle PC-relative branch and save instructions. */
1981 else if (is_ri (insn
, op1_bras
, op2_bras
, &r1
, &i2
)
1982 || is_ril (insn
, op1_brasl
, op2_brasl
, &r1
, &i2
))
1985 regcache_write_pc (regs
, pc
- to
+ from
);
1986 /* Recompute saved return address in R1. */
1987 regcache_cooked_write_unsigned (regs
, S390_R0_REGNUM
+ r1
,
1988 amode
| (from
+ insnlen
));
1991 /* Handle LOAD ADDRESS RELATIVE LONG. */
1992 else if (is_ril (insn
, op1_larl
, op2_larl
, &r1
, &i2
))
1995 regcache_write_pc (regs
, from
+ insnlen
);
1996 /* Recompute output address in R1. */
1997 regcache_cooked_write_unsigned (regs
, S390_R0_REGNUM
+ r1
,
1998 amode
| (from
+ i2
* 2));
2001 /* If we executed a breakpoint instruction, point PC right back at it. */
2002 else if (insn
[0] == 0x0 && insn
[1] == 0x1)
2003 regcache_write_pc (regs
, from
);
2005 /* For any other insn, adjust PC by negated displacement. PC then
2006 points right after the original instruction, except for PC-relative
2007 branches, where it points to the adjusted branch target. */
2009 regcache_write_pc (regs
, pc
- to
+ from
);
2011 if (debug_displaced
)
2012 fprintf_unfiltered (gdb_stdlog
,
2013 "displaced: (s390) pc is now %s\n",
2014 paddress (gdbarch
, regcache_read_pc (regs
)));
2018 /* Helper routine to unwind pseudo registers. */
2020 static struct value
*
2021 s390_unwind_pseudo_register (struct frame_info
*this_frame
, int regnum
)
2023 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2024 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2025 struct type
*type
= register_type (gdbarch
, regnum
);
2027 /* Unwind PC via PSW address. */
2028 if (regnum
== tdep
->pc_regnum
)
2032 val
= frame_unwind_register_value (this_frame
, S390_PSWA_REGNUM
);
2033 if (!value_optimized_out (val
))
2035 LONGEST pswa
= value_as_long (val
);
2037 if (TYPE_LENGTH (type
) == 4)
2038 return value_from_pointer (type
, pswa
& 0x7fffffff);
2040 return value_from_pointer (type
, pswa
);
2044 /* Unwind CC via PSW mask. */
2045 if (regnum
== tdep
->cc_regnum
)
2049 val
= frame_unwind_register_value (this_frame
, S390_PSWM_REGNUM
);
2050 if (!value_optimized_out (val
))
2052 LONGEST pswm
= value_as_long (val
);
2054 if (TYPE_LENGTH (type
) == 4)
2055 return value_from_longest (type
, (pswm
>> 12) & 3);
2057 return value_from_longest (type
, (pswm
>> 44) & 3);
2061 /* Unwind full GPRs to show at least the lower halves (as the
2062 upper halves are undefined). */
2063 if (regnum_is_gpr_full (tdep
, regnum
))
2065 int reg
= regnum
- tdep
->gpr_full_regnum
;
2068 val
= frame_unwind_register_value (this_frame
, S390_R0_REGNUM
+ reg
);
2069 if (!value_optimized_out (val
))
2070 return value_cast (type
, val
);
2073 return allocate_optimized_out_value (type
);
2076 static struct value
*
2077 s390_trad_frame_prev_register (struct frame_info
*this_frame
,
2078 struct trad_frame_saved_reg saved_regs
[],
2081 if (regnum
< S390_NUM_REGS
)
2082 return trad_frame_get_prev_register (this_frame
, saved_regs
, regnum
);
2084 return s390_unwind_pseudo_register (this_frame
, regnum
);
2088 /* Normal stack frames. */
2090 struct s390_unwind_cache
{
2093 CORE_ADDR frame_base
;
2094 CORE_ADDR local_base
;
2096 struct trad_frame_saved_reg
*saved_regs
;
2100 s390_prologue_frame_unwind_cache (struct frame_info
*this_frame
,
2101 struct s390_unwind_cache
*info
)
2103 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2104 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
2105 struct s390_prologue_data data
;
2106 pv_t
*fp
= &data
.gpr
[S390_FRAME_REGNUM
- S390_R0_REGNUM
];
2107 pv_t
*sp
= &data
.gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
];
2116 struct frame_info
*next_frame
;
2118 /* Try to find the function start address. If we can't find it, we don't
2119 bother searching for it -- with modern compilers this would be mostly
2120 pointless anyway. Trust that we'll either have valid DWARF-2 CFI data
2121 or else a valid backchain ... */
2122 if (!get_frame_func_if_available (this_frame
, &info
->func
))
2129 /* Try to analyze the prologue. */
2130 result
= s390_analyze_prologue (gdbarch
, func
,
2131 get_frame_pc (this_frame
), &data
);
2135 /* If this was successful, we should have found the instruction that
2136 sets the stack pointer register to the previous value of the stack
2137 pointer minus the frame size. */
2138 if (!pv_is_register (*sp
, S390_SP_REGNUM
))
2141 /* A frame size of zero at this point can mean either a real
2142 frameless function, or else a failure to find the prologue.
2143 Perform some sanity checks to verify we really have a
2144 frameless function. */
2147 /* If the next frame is a NORMAL_FRAME, this frame *cannot* have frame
2148 size zero. This is only possible if the next frame is a sentinel
2149 frame, a dummy frame, or a signal trampoline frame. */
2150 /* FIXME: cagney/2004-05-01: This sanity check shouldn't be
2151 needed, instead the code should simpliy rely on its
2153 next_frame
= get_next_frame (this_frame
);
2154 while (next_frame
&& get_frame_type (next_frame
) == INLINE_FRAME
)
2155 next_frame
= get_next_frame (next_frame
);
2157 && get_frame_type (get_next_frame (this_frame
)) == NORMAL_FRAME
)
2160 /* If we really have a frameless function, %r14 must be valid
2161 -- in particular, it must point to a different function. */
2162 reg
= get_frame_register_unsigned (this_frame
, S390_RETADDR_REGNUM
);
2163 reg
= gdbarch_addr_bits_remove (gdbarch
, reg
) - 1;
2164 if (get_pc_function_start (reg
) == func
)
2166 /* However, there is one case where it *is* valid for %r14
2167 to point to the same function -- if this is a recursive
2168 call, and we have stopped in the prologue *before* the
2169 stack frame was allocated.
2171 Recognize this case by looking ahead a bit ... */
2173 struct s390_prologue_data data2
;
2174 pv_t
*sp
= &data2
.gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
];
2176 if (!(s390_analyze_prologue (gdbarch
, func
, (CORE_ADDR
)-1, &data2
)
2177 && pv_is_register (*sp
, S390_SP_REGNUM
)
2184 /* OK, we've found valid prologue data. */
2187 /* If the frame pointer originally also holds the same value
2188 as the stack pointer, we're probably using it. If it holds
2189 some other value -- even a constant offset -- it is most
2190 likely used as temp register. */
2191 if (pv_is_identical (*sp
, *fp
))
2192 frame_pointer
= S390_FRAME_REGNUM
;
2194 frame_pointer
= S390_SP_REGNUM
;
2196 /* If we've detected a function with stack frame, we'll still have to
2197 treat it as frameless if we're currently within the function epilog
2198 code at a point where the frame pointer has already been restored.
2199 This can only happen in an innermost frame. */
2200 /* FIXME: cagney/2004-05-01: This sanity check shouldn't be needed,
2201 instead the code should simpliy rely on its analysis. */
2202 next_frame
= get_next_frame (this_frame
);
2203 while (next_frame
&& get_frame_type (next_frame
) == INLINE_FRAME
)
2204 next_frame
= get_next_frame (next_frame
);
2206 && (next_frame
== NULL
2207 || get_frame_type (get_next_frame (this_frame
)) != NORMAL_FRAME
))
2209 /* See the comment in s390_stack_frame_destroyed_p on why this is
2210 not completely reliable ... */
2211 if (s390_stack_frame_destroyed_p (gdbarch
, get_frame_pc (this_frame
)))
2213 memset (&data
, 0, sizeof (data
));
2215 frame_pointer
= S390_SP_REGNUM
;
2219 /* Once we know the frame register and the frame size, we can unwind
2220 the current value of the frame register from the next frame, and
2221 add back the frame size to arrive that the previous frame's
2222 stack pointer value. */
2223 prev_sp
= get_frame_register_unsigned (this_frame
, frame_pointer
) + size
;
2224 cfa
= prev_sp
+ 16*word_size
+ 32;
2226 /* Set up ABI call-saved/call-clobbered registers. */
2227 for (i
= 0; i
< S390_NUM_REGS
; i
++)
2228 if (!s390_register_call_saved (gdbarch
, i
))
2229 trad_frame_set_unknown (info
->saved_regs
, i
);
2231 /* CC is always call-clobbered. */
2232 trad_frame_set_unknown (info
->saved_regs
, S390_PSWM_REGNUM
);
2234 /* Record the addresses of all register spill slots the prologue parser
2235 has recognized. Consider only registers defined as call-saved by the
2236 ABI; for call-clobbered registers the parser may have recognized
2239 for (i
= 0; i
< 16; i
++)
2240 if (s390_register_call_saved (gdbarch
, S390_R0_REGNUM
+ i
)
2241 && data
.gpr_slot
[i
] != 0)
2242 info
->saved_regs
[S390_R0_REGNUM
+ i
].addr
= cfa
- data
.gpr_slot
[i
];
2244 for (i
= 0; i
< 16; i
++)
2245 if (s390_register_call_saved (gdbarch
, S390_F0_REGNUM
+ i
)
2246 && data
.fpr_slot
[i
] != 0)
2247 info
->saved_regs
[S390_F0_REGNUM
+ i
].addr
= cfa
- data
.fpr_slot
[i
];
2249 /* Function return will set PC to %r14. */
2250 info
->saved_regs
[S390_PSWA_REGNUM
] = info
->saved_regs
[S390_RETADDR_REGNUM
];
2252 /* In frameless functions, we unwind simply by moving the return
2253 address to the PC. However, if we actually stored to the
2254 save area, use that -- we might only think the function frameless
2255 because we're in the middle of the prologue ... */
2257 && !trad_frame_addr_p (info
->saved_regs
, S390_PSWA_REGNUM
))
2259 info
->saved_regs
[S390_PSWA_REGNUM
].realreg
= S390_RETADDR_REGNUM
;
2262 /* Another sanity check: unless this is a frameless function,
2263 we should have found spill slots for SP and PC.
2264 If not, we cannot unwind further -- this happens e.g. in
2265 libc's thread_start routine. */
2268 if (!trad_frame_addr_p (info
->saved_regs
, S390_SP_REGNUM
)
2269 || !trad_frame_addr_p (info
->saved_regs
, S390_PSWA_REGNUM
))
2273 /* We use the current value of the frame register as local_base,
2274 and the top of the register save area as frame_base. */
2277 info
->frame_base
= prev_sp
+ 16*word_size
+ 32;
2278 info
->local_base
= prev_sp
- size
;
2285 s390_backchain_frame_unwind_cache (struct frame_info
*this_frame
,
2286 struct s390_unwind_cache
*info
)
2288 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2289 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
2290 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
2291 CORE_ADDR backchain
;
2296 /* Set up ABI call-saved/call-clobbered registers. */
2297 for (i
= 0; i
< S390_NUM_REGS
; i
++)
2298 if (!s390_register_call_saved (gdbarch
, i
))
2299 trad_frame_set_unknown (info
->saved_regs
, i
);
2301 /* CC is always call-clobbered. */
2302 trad_frame_set_unknown (info
->saved_regs
, S390_PSWM_REGNUM
);
2304 /* Get the backchain. */
2305 reg
= get_frame_register_unsigned (this_frame
, S390_SP_REGNUM
);
2306 if (!safe_read_memory_integer (reg
, word_size
, byte_order
, &tmp
))
2308 backchain
= (CORE_ADDR
) tmp
;
2310 /* A zero backchain terminates the frame chain. As additional
2311 sanity check, let's verify that the spill slot for SP in the
2312 save area pointed to by the backchain in fact links back to
2315 && safe_read_memory_integer (backchain
+ 15*word_size
,
2316 word_size
, byte_order
, &sp
)
2317 && (CORE_ADDR
)sp
== backchain
)
2319 /* We don't know which registers were saved, but it will have
2320 to be at least %r14 and %r15. This will allow us to continue
2321 unwinding, but other prev-frame registers may be incorrect ... */
2322 info
->saved_regs
[S390_SP_REGNUM
].addr
= backchain
+ 15*word_size
;
2323 info
->saved_regs
[S390_RETADDR_REGNUM
].addr
= backchain
+ 14*word_size
;
2325 /* Function return will set PC to %r14. */
2326 info
->saved_regs
[S390_PSWA_REGNUM
]
2327 = info
->saved_regs
[S390_RETADDR_REGNUM
];
2329 /* We use the current value of the frame register as local_base,
2330 and the top of the register save area as frame_base. */
2331 info
->frame_base
= backchain
+ 16*word_size
+ 32;
2332 info
->local_base
= reg
;
2335 info
->func
= get_frame_pc (this_frame
);
2338 static struct s390_unwind_cache
*
2339 s390_frame_unwind_cache (struct frame_info
*this_frame
,
2340 void **this_prologue_cache
)
2342 struct s390_unwind_cache
*info
;
2344 if (*this_prologue_cache
)
2345 return (struct s390_unwind_cache
*) *this_prologue_cache
;
2347 info
= FRAME_OBSTACK_ZALLOC (struct s390_unwind_cache
);
2348 *this_prologue_cache
= info
;
2349 info
->saved_regs
= trad_frame_alloc_saved_regs (this_frame
);
2351 info
->frame_base
= -1;
2352 info
->local_base
= -1;
2356 /* Try to use prologue analysis to fill the unwind cache.
2357 If this fails, fall back to reading the stack backchain. */
2358 if (!s390_prologue_frame_unwind_cache (this_frame
, info
))
2359 s390_backchain_frame_unwind_cache (this_frame
, info
);
2361 CATCH (ex
, RETURN_MASK_ERROR
)
2363 if (ex
.error
!= NOT_AVAILABLE_ERROR
)
2364 throw_exception (ex
);
2372 s390_frame_this_id (struct frame_info
*this_frame
,
2373 void **this_prologue_cache
,
2374 struct frame_id
*this_id
)
2376 struct s390_unwind_cache
*info
2377 = s390_frame_unwind_cache (this_frame
, this_prologue_cache
);
2379 if (info
->frame_base
== -1)
2381 if (info
->func
!= -1)
2382 *this_id
= frame_id_build_unavailable_stack (info
->func
);
2386 *this_id
= frame_id_build (info
->frame_base
, info
->func
);
2389 static struct value
*
2390 s390_frame_prev_register (struct frame_info
*this_frame
,
2391 void **this_prologue_cache
, int regnum
)
2393 struct s390_unwind_cache
*info
2394 = s390_frame_unwind_cache (this_frame
, this_prologue_cache
);
2396 return s390_trad_frame_prev_register (this_frame
, info
->saved_regs
, regnum
);
2399 static const struct frame_unwind s390_frame_unwind
= {
2401 default_frame_unwind_stop_reason
,
2403 s390_frame_prev_register
,
2405 default_frame_sniffer
2409 /* Code stubs and their stack frames. For things like PLTs and NULL
2410 function calls (where there is no true frame and the return address
2411 is in the RETADDR register). */
2413 struct s390_stub_unwind_cache
2415 CORE_ADDR frame_base
;
2416 struct trad_frame_saved_reg
*saved_regs
;
2419 static struct s390_stub_unwind_cache
*
2420 s390_stub_frame_unwind_cache (struct frame_info
*this_frame
,
2421 void **this_prologue_cache
)
2423 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2424 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
2425 struct s390_stub_unwind_cache
*info
;
2428 if (*this_prologue_cache
)
2429 return (struct s390_stub_unwind_cache
*) *this_prologue_cache
;
2431 info
= FRAME_OBSTACK_ZALLOC (struct s390_stub_unwind_cache
);
2432 *this_prologue_cache
= info
;
2433 info
->saved_regs
= trad_frame_alloc_saved_regs (this_frame
);
2435 /* The return address is in register %r14. */
2436 info
->saved_regs
[S390_PSWA_REGNUM
].realreg
= S390_RETADDR_REGNUM
;
2438 /* Retrieve stack pointer and determine our frame base. */
2439 reg
= get_frame_register_unsigned (this_frame
, S390_SP_REGNUM
);
2440 info
->frame_base
= reg
+ 16*word_size
+ 32;
2446 s390_stub_frame_this_id (struct frame_info
*this_frame
,
2447 void **this_prologue_cache
,
2448 struct frame_id
*this_id
)
2450 struct s390_stub_unwind_cache
*info
2451 = s390_stub_frame_unwind_cache (this_frame
, this_prologue_cache
);
2452 *this_id
= frame_id_build (info
->frame_base
, get_frame_pc (this_frame
));
2455 static struct value
*
2456 s390_stub_frame_prev_register (struct frame_info
*this_frame
,
2457 void **this_prologue_cache
, int regnum
)
2459 struct s390_stub_unwind_cache
*info
2460 = s390_stub_frame_unwind_cache (this_frame
, this_prologue_cache
);
2461 return s390_trad_frame_prev_register (this_frame
, info
->saved_regs
, regnum
);
2465 s390_stub_frame_sniffer (const struct frame_unwind
*self
,
2466 struct frame_info
*this_frame
,
2467 void **this_prologue_cache
)
2469 CORE_ADDR addr_in_block
;
2470 bfd_byte insn
[S390_MAX_INSTR_SIZE
];
2472 /* If the current PC points to non-readable memory, we assume we
2473 have trapped due to an invalid function pointer call. We handle
2474 the non-existing current function like a PLT stub. */
2475 addr_in_block
= get_frame_address_in_block (this_frame
);
2476 if (in_plt_section (addr_in_block
)
2477 || s390_readinstruction (insn
, get_frame_pc (this_frame
)) < 0)
2482 static const struct frame_unwind s390_stub_frame_unwind
= {
2484 default_frame_unwind_stop_reason
,
2485 s390_stub_frame_this_id
,
2486 s390_stub_frame_prev_register
,
2488 s390_stub_frame_sniffer
2492 /* Signal trampoline stack frames. */
2494 struct s390_sigtramp_unwind_cache
{
2495 CORE_ADDR frame_base
;
2496 struct trad_frame_saved_reg
*saved_regs
;
2499 static struct s390_sigtramp_unwind_cache
*
2500 s390_sigtramp_frame_unwind_cache (struct frame_info
*this_frame
,
2501 void **this_prologue_cache
)
2503 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2504 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2505 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
2506 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
2507 struct s390_sigtramp_unwind_cache
*info
;
2508 ULONGEST this_sp
, prev_sp
;
2509 CORE_ADDR next_ra
, next_cfa
, sigreg_ptr
, sigreg_high_off
;
2512 if (*this_prologue_cache
)
2513 return (struct s390_sigtramp_unwind_cache
*) *this_prologue_cache
;
2515 info
= FRAME_OBSTACK_ZALLOC (struct s390_sigtramp_unwind_cache
);
2516 *this_prologue_cache
= info
;
2517 info
->saved_regs
= trad_frame_alloc_saved_regs (this_frame
);
2519 this_sp
= get_frame_register_unsigned (this_frame
, S390_SP_REGNUM
);
2520 next_ra
= get_frame_pc (this_frame
);
2521 next_cfa
= this_sp
+ 16*word_size
+ 32;
2523 /* New-style RT frame:
2524 retcode + alignment (8 bytes)
2526 ucontext (contains sigregs at offset 5 words). */
2527 if (next_ra
== next_cfa
)
2529 sigreg_ptr
= next_cfa
+ 8 + 128 + align_up (5*word_size
, 8);
2530 /* sigregs are followed by uc_sigmask (8 bytes), then by the
2531 upper GPR halves if present. */
2532 sigreg_high_off
= 8;
2535 /* Old-style RT frame and all non-RT frames:
2536 old signal mask (8 bytes)
2537 pointer to sigregs. */
2540 sigreg_ptr
= read_memory_unsigned_integer (next_cfa
+ 8,
2541 word_size
, byte_order
);
2542 /* sigregs are followed by signo (4 bytes), then by the
2543 upper GPR halves if present. */
2544 sigreg_high_off
= 4;
2547 /* The sigregs structure looks like this:
2556 /* PSW mask and address. */
2557 info
->saved_regs
[S390_PSWM_REGNUM
].addr
= sigreg_ptr
;
2558 sigreg_ptr
+= word_size
;
2559 info
->saved_regs
[S390_PSWA_REGNUM
].addr
= sigreg_ptr
;
2560 sigreg_ptr
+= word_size
;
2562 /* Then the GPRs. */
2563 for (i
= 0; i
< 16; i
++)
2565 info
->saved_regs
[S390_R0_REGNUM
+ i
].addr
= sigreg_ptr
;
2566 sigreg_ptr
+= word_size
;
2569 /* Then the ACRs. */
2570 for (i
= 0; i
< 16; i
++)
2572 info
->saved_regs
[S390_A0_REGNUM
+ i
].addr
= sigreg_ptr
;
2576 /* The floating-point control word. */
2577 info
->saved_regs
[S390_FPC_REGNUM
].addr
= sigreg_ptr
;
2580 /* And finally the FPRs. */
2581 for (i
= 0; i
< 16; i
++)
2583 info
->saved_regs
[S390_F0_REGNUM
+ i
].addr
= sigreg_ptr
;
2587 /* If we have them, the GPR upper halves are appended at the end. */
2588 sigreg_ptr
+= sigreg_high_off
;
2589 if (tdep
->gpr_full_regnum
!= -1)
2590 for (i
= 0; i
< 16; i
++)
2592 info
->saved_regs
[S390_R0_UPPER_REGNUM
+ i
].addr
= sigreg_ptr
;
2596 /* Restore the previous frame's SP. */
2597 prev_sp
= read_memory_unsigned_integer (
2598 info
->saved_regs
[S390_SP_REGNUM
].addr
,
2599 word_size
, byte_order
);
2601 /* Determine our frame base. */
2602 info
->frame_base
= prev_sp
+ 16*word_size
+ 32;
2608 s390_sigtramp_frame_this_id (struct frame_info
*this_frame
,
2609 void **this_prologue_cache
,
2610 struct frame_id
*this_id
)
2612 struct s390_sigtramp_unwind_cache
*info
2613 = s390_sigtramp_frame_unwind_cache (this_frame
, this_prologue_cache
);
2614 *this_id
= frame_id_build (info
->frame_base
, get_frame_pc (this_frame
));
2617 static struct value
*
2618 s390_sigtramp_frame_prev_register (struct frame_info
*this_frame
,
2619 void **this_prologue_cache
, int regnum
)
2621 struct s390_sigtramp_unwind_cache
*info
2622 = s390_sigtramp_frame_unwind_cache (this_frame
, this_prologue_cache
);
2623 return s390_trad_frame_prev_register (this_frame
, info
->saved_regs
, regnum
);
2627 s390_sigtramp_frame_sniffer (const struct frame_unwind
*self
,
2628 struct frame_info
*this_frame
,
2629 void **this_prologue_cache
)
2631 CORE_ADDR pc
= get_frame_pc (this_frame
);
2632 bfd_byte sigreturn
[2];
2634 if (target_read_memory (pc
, sigreturn
, 2))
2637 if (sigreturn
[0] != op_svc
)
2640 if (sigreturn
[1] != 119 /* sigreturn */
2641 && sigreturn
[1] != 173 /* rt_sigreturn */)
2647 static const struct frame_unwind s390_sigtramp_frame_unwind
= {
2649 default_frame_unwind_stop_reason
,
2650 s390_sigtramp_frame_this_id
,
2651 s390_sigtramp_frame_prev_register
,
2653 s390_sigtramp_frame_sniffer
2656 /* Retrieve the syscall number at a ptrace syscall-stop. Return -1
2660 s390_linux_get_syscall_number (struct gdbarch
*gdbarch
,
2663 struct regcache
*regs
= get_thread_regcache (ptid
);
2664 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2665 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
2667 ULONGEST svc_number
= -1;
2670 /* Assume that the PC points after the 2-byte SVC instruction. We
2671 don't currently support SVC via EXECUTE. */
2672 regcache_cooked_read_unsigned (regs
, tdep
->pc_regnum
, &pc
);
2674 opcode
= read_memory_unsigned_integer ((CORE_ADDR
) pc
, 1, byte_order
);
2675 if (opcode
!= op_svc
)
2678 svc_number
= read_memory_unsigned_integer ((CORE_ADDR
) pc
+ 1, 1,
2680 if (svc_number
== 0)
2681 regcache_cooked_read_unsigned (regs
, S390_R1_REGNUM
, &svc_number
);
2686 /* Process record-replay */
2688 static struct linux_record_tdep s390_linux_record_tdep
;
2689 static struct linux_record_tdep s390x_linux_record_tdep
;
2691 /* Record all registers but PC register for process-record. */
2694 s390_all_but_pc_registers_record (struct regcache
*regcache
)
2696 struct gdbarch
*gdbarch
= get_regcache_arch (regcache
);
2697 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2700 for (i
= 0; i
< 16; i
++)
2702 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
2704 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ i
))
2706 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ i
))
2708 if (tdep
->gpr_full_regnum
!= -1)
2709 if (record_full_arch_list_add_reg (regcache
, S390_R0_UPPER_REGNUM
+ i
))
2711 if (tdep
->v0_full_regnum
!= -1)
2713 if (record_full_arch_list_add_reg (regcache
, S390_V0_LOWER_REGNUM
+ i
))
2715 if (record_full_arch_list_add_reg (regcache
, S390_V16_REGNUM
+ i
))
2719 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
2721 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
2727 static enum gdb_syscall
2728 s390_canonicalize_syscall (int syscall
, enum s390_abi_kind abi
)
2732 /* s390 syscall numbers < 222 are mostly the same as x86, so just list
2735 return gdb_sys_no_syscall
;
2737 return gdb_sys_restart_syscall
;
2738 /* These syscalls work only on 31-bit. */
2740 case 16: /* lchown[16] */
2741 case 23: /* setuid[16] */
2742 case 24: /* getuid[16] */
2743 case 25: /* stime */
2744 case 46: /* setgid[16] */
2745 case 47: /* getgid[16] */
2746 case 49: /* seteuid[16] */
2747 case 50: /* getegid[16] */
2748 case 70: /* setreuid[16] */
2749 case 71: /* setregid[16] */
2750 case 76: /* [old_]getrlimit */
2751 case 80: /* getgroups[16] */
2752 case 81: /* setgroups[16] */
2753 case 95: /* fchown[16] */
2754 case 101: /* ioperm */
2755 case 138: /* setfsuid[16] */
2756 case 139: /* setfsgid[16] */
2757 case 140: /* _llseek */
2758 case 164: /* setresuid[16] */
2759 case 165: /* getresuid[16] */
2760 case 170: /* setresgid[16] */
2761 case 171: /* getresgid[16] */
2762 case 182: /* chown[16] */
2763 case 192: /* mmap2 */
2764 case 193: /* truncate64 */
2765 case 194: /* ftruncate64 */
2766 case 195: /* stat64 */
2767 case 196: /* lstat64 */
2768 case 197: /* fstat64 */
2769 case 221: /* fcntl64 */
2770 if (abi
== ABI_LINUX_S390
)
2771 return (enum gdb_syscall
) syscall
;
2772 return gdb_sys_no_syscall
;
2773 /* These syscalls don't exist on s390. */
2774 case 17: /* break */
2775 case 18: /* oldstat */
2776 case 28: /* oldfstat */
2779 case 35: /* ftime */
2783 case 58: /* ulimit */
2784 case 59: /* oldolduname */
2785 case 68: /* sgetmask */
2786 case 69: /* ssetmask */
2787 case 82: /* [old_]select */
2788 case 84: /* oldlstat */
2789 case 98: /* profil */
2790 case 109: /* olduname */
2791 case 113: /* vm86old */
2792 case 123: /* modify_ldt */
2793 case 166: /* vm86 */
2794 return gdb_sys_no_syscall
;
2796 return gdb_sys_lookup_dcookie
;
2797 /* Here come the differences. */
2799 return gdb_sys_readahead
;
2801 if (abi
== ABI_LINUX_S390
)
2802 return gdb_sys_sendfile64
;
2803 return gdb_sys_no_syscall
;
2804 /* 224-235 handled below */
2806 return gdb_sys_gettid
;
2808 return gdb_sys_tkill
;
2810 return gdb_sys_futex
;
2812 return gdb_sys_sched_setaffinity
;
2814 return gdb_sys_sched_getaffinity
;
2816 return gdb_sys_tgkill
;
2819 return gdb_sys_io_setup
;
2821 return gdb_sys_io_destroy
;
2823 return gdb_sys_io_getevents
;
2825 return gdb_sys_io_submit
;
2827 return gdb_sys_io_cancel
;
2829 return gdb_sys_exit_group
;
2831 return gdb_sys_epoll_create
;
2833 return gdb_sys_epoll_ctl
;
2835 return gdb_sys_epoll_wait
;
2837 return gdb_sys_set_tid_address
;
2839 return gdb_sys_fadvise64
;
2840 /* 254-262 handled below */
2843 if (abi
== ABI_LINUX_S390
)
2844 return gdb_sys_fadvise64_64
;
2845 return gdb_sys_no_syscall
;
2847 return gdb_sys_statfs64
;
2849 return gdb_sys_fstatfs64
;
2851 return gdb_sys_remap_file_pages
;
2852 /* 268-270 reserved */
2853 /* 271-277 handled below */
2855 return gdb_sys_add_key
;
2857 return gdb_sys_request_key
;
2859 return gdb_sys_keyctl
;
2861 return gdb_sys_waitid
;
2862 /* 282-312 handled below */
2864 if (abi
== ABI_LINUX_S390
)
2865 return gdb_sys_fstatat64
;
2866 return gdb_sys_newfstatat
;
2867 /* 313+ not yet supported */
2872 /* Most "old" syscalls copied from i386. */
2875 /* xattr syscalls. */
2876 else if (syscall
>= 224 && syscall
<= 235)
2878 /* timer syscalls. */
2879 else if (syscall
>= 254 && syscall
<= 262)
2881 /* mq_* and kexec_load */
2882 else if (syscall
>= 271 && syscall
<= 277)
2884 /* ioprio_set .. epoll_pwait */
2885 else if (syscall
>= 282 && syscall
<= 312)
2888 ret
= gdb_sys_no_syscall
;
2890 return (enum gdb_syscall
) ret
;
2896 s390_linux_syscall_record (struct regcache
*regcache
, LONGEST syscall_native
)
2898 struct gdbarch
*gdbarch
= get_regcache_arch (regcache
);
2899 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2901 enum gdb_syscall syscall_gdb
;
2903 /* On s390, syscall number can be passed either as immediate field of svc
2904 instruction, or in %r1 (with svc 0). */
2905 if (syscall_native
== 0)
2906 regcache_raw_read_signed (regcache
, S390_R1_REGNUM
, &syscall_native
);
2908 syscall_gdb
= s390_canonicalize_syscall (syscall_native
, tdep
->abi
);
2910 if (syscall_gdb
< 0)
2912 printf_unfiltered (_("Process record and replay target doesn't "
2913 "support syscall number %s\n"),
2914 plongest (syscall_native
));
2918 if (syscall_gdb
== gdb_sys_sigreturn
2919 || syscall_gdb
== gdb_sys_rt_sigreturn
)
2921 if (s390_all_but_pc_registers_record (regcache
))
2926 if (tdep
->abi
== ABI_LINUX_ZSERIES
)
2927 ret
= record_linux_system_call (syscall_gdb
, regcache
,
2928 &s390x_linux_record_tdep
);
2930 ret
= record_linux_system_call (syscall_gdb
, regcache
,
2931 &s390_linux_record_tdep
);
2936 /* Record the return value of the system call. */
2937 if (record_full_arch_list_add_reg (regcache
, S390_R2_REGNUM
))
2944 s390_linux_record_signal (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
2945 enum gdb_signal signal
)
2947 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2948 /* There are two kinds of signal frames on s390. rt_sigframe is always
2949 the larger one, so don't even bother with sigframe. */
2950 const int sizeof_rt_sigframe
= (tdep
->abi
== ABI_LINUX_ZSERIES
?
2951 160 + 8 + 128 + 1024 : 96 + 8 + 128 + 1000);
2955 for (i
= 0; i
< 16; i
++)
2957 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
2959 if (tdep
->gpr_full_regnum
!= -1)
2960 if (record_full_arch_list_add_reg (regcache
, S390_R0_UPPER_REGNUM
+ i
))
2963 if (record_full_arch_list_add_reg (regcache
, S390_PSWA_REGNUM
))
2965 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
2968 /* Record the change in the stack.
2969 frame-size = sizeof (struct rt_sigframe) + SIGNAL_FRAMESIZE */
2970 regcache_raw_read_unsigned (regcache
, S390_SP_REGNUM
, &sp
);
2971 sp
-= sizeof_rt_sigframe
;
2973 if (record_full_arch_list_add_mem (sp
, sizeof_rt_sigframe
))
2976 if (record_full_arch_list_add_end ())
2982 /* Frame base handling. */
2985 s390_frame_base_address (struct frame_info
*this_frame
, void **this_cache
)
2987 struct s390_unwind_cache
*info
2988 = s390_frame_unwind_cache (this_frame
, this_cache
);
2989 return info
->frame_base
;
2993 s390_local_base_address (struct frame_info
*this_frame
, void **this_cache
)
2995 struct s390_unwind_cache
*info
2996 = s390_frame_unwind_cache (this_frame
, this_cache
);
2997 return info
->local_base
;
3000 static const struct frame_base s390_frame_base
= {
3002 s390_frame_base_address
,
3003 s390_local_base_address
,
3004 s390_local_base_address
3008 s390_unwind_pc (struct gdbarch
*gdbarch
, struct frame_info
*next_frame
)
3010 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
3012 pc
= frame_unwind_register_unsigned (next_frame
, tdep
->pc_regnum
);
3013 return gdbarch_addr_bits_remove (gdbarch
, pc
);
3017 s390_unwind_sp (struct gdbarch
*gdbarch
, struct frame_info
*next_frame
)
3020 sp
= frame_unwind_register_unsigned (next_frame
, S390_SP_REGNUM
);
3021 return gdbarch_addr_bits_remove (gdbarch
, sp
);
3025 /* DWARF-2 frame support. */
3027 static struct value
*
3028 s390_dwarf2_prev_register (struct frame_info
*this_frame
, void **this_cache
,
3031 return s390_unwind_pseudo_register (this_frame
, regnum
);
3035 s390_dwarf2_frame_init_reg (struct gdbarch
*gdbarch
, int regnum
,
3036 struct dwarf2_frame_state_reg
*reg
,
3037 struct frame_info
*this_frame
)
3039 /* The condition code (and thus PSW mask) is call-clobbered. */
3040 if (regnum
== S390_PSWM_REGNUM
)
3041 reg
->how
= DWARF2_FRAME_REG_UNDEFINED
;
3043 /* The PSW address unwinds to the return address. */
3044 else if (regnum
== S390_PSWA_REGNUM
)
3045 reg
->how
= DWARF2_FRAME_REG_RA
;
3047 /* Fixed registers are call-saved or call-clobbered
3048 depending on the ABI in use. */
3049 else if (regnum
< S390_NUM_REGS
)
3051 if (s390_register_call_saved (gdbarch
, regnum
))
3052 reg
->how
= DWARF2_FRAME_REG_SAME_VALUE
;
3054 reg
->how
= DWARF2_FRAME_REG_UNDEFINED
;
3057 /* We install a special function to unwind pseudos. */
3060 reg
->how
= DWARF2_FRAME_REG_FN
;
3061 reg
->loc
.fn
= s390_dwarf2_prev_register
;
3066 /* Dummy function calls. */
3068 /* Unwrap any single-field structs in TYPE and return the effective
3069 "inner" type. E.g., yield "float" for all these cases:
3073 struct { struct { float x; } x; };
3074 struct { struct { struct { float x; } x; } x; };
3076 However, if an inner type is smaller than MIN_SIZE, abort the
3079 static struct type
*
3080 s390_effective_inner_type (struct type
*type
, unsigned int min_size
)
3082 while (TYPE_CODE (type
) == TYPE_CODE_STRUCT
3083 && TYPE_NFIELDS (type
) == 1)
3085 struct type
*inner
= check_typedef (TYPE_FIELD_TYPE (type
, 0));
3087 if (TYPE_LENGTH (inner
) < min_size
)
3095 /* Return non-zero if TYPE should be passed like "float" or
3099 s390_function_arg_float (struct type
*type
)
3101 /* Note that long double as well as complex types are intentionally
3103 if (TYPE_LENGTH (type
) > 8)
3106 /* A struct containing just a float or double is passed like a float
3108 type
= s390_effective_inner_type (type
, 0);
3110 return (TYPE_CODE (type
) == TYPE_CODE_FLT
3111 || TYPE_CODE (type
) == TYPE_CODE_DECFLOAT
);
3114 /* Return non-zero if TYPE should be passed like a vector. */
3117 s390_function_arg_vector (struct type
*type
)
3119 if (TYPE_LENGTH (type
) > 16)
3122 /* Structs containing just a vector are passed like a vector. */
3123 type
= s390_effective_inner_type (type
, TYPE_LENGTH (type
));
3125 return TYPE_CODE (type
) == TYPE_CODE_ARRAY
&& TYPE_VECTOR (type
);
3128 /* Determine whether N is a power of two. */
3131 is_power_of_two (unsigned int n
)
3133 return n
&& ((n
& (n
- 1)) == 0);
3136 /* For an argument whose type is TYPE and which is not passed like a
3137 float or vector, return non-zero if it should be passed like "int"
3141 s390_function_arg_integer (struct type
*type
)
3143 enum type_code code
= TYPE_CODE (type
);
3145 if (TYPE_LENGTH (type
) > 8)
3148 if (code
== TYPE_CODE_INT
3149 || code
== TYPE_CODE_ENUM
3150 || code
== TYPE_CODE_RANGE
3151 || code
== TYPE_CODE_CHAR
3152 || code
== TYPE_CODE_BOOL
3153 || code
== TYPE_CODE_PTR
3154 || TYPE_IS_REFERENCE (type
))
3157 return ((code
== TYPE_CODE_UNION
|| code
== TYPE_CODE_STRUCT
)
3158 && is_power_of_two (TYPE_LENGTH (type
)));
3161 /* Argument passing state: Internal data structure passed to helper
3162 routines of s390_push_dummy_call. */
3164 struct s390_arg_state
3166 /* Register cache, or NULL, if we are in "preparation mode". */
3167 struct regcache
*regcache
;
3168 /* Next available general/floating-point/vector register for
3169 argument passing. */
3171 /* Current pointer to copy area (grows downwards). */
3173 /* Current pointer to parameter area (grows upwards). */
3177 /* Prepare one argument ARG for a dummy call and update the argument
3178 passing state AS accordingly. If the regcache field in AS is set,
3179 operate in "write mode" and write ARG into the inferior. Otherwise
3180 run "preparation mode" and skip all updates to the inferior. */
3183 s390_handle_arg (struct s390_arg_state
*as
, struct value
*arg
,
3184 struct gdbarch_tdep
*tdep
, int word_size
,
3185 enum bfd_endian byte_order
, int is_unnamed
)
3187 struct type
*type
= check_typedef (value_type (arg
));
3188 unsigned int length
= TYPE_LENGTH (type
);
3189 int write_mode
= as
->regcache
!= NULL
;
3191 if (s390_function_arg_float (type
))
3193 /* The GNU/Linux for S/390 ABI uses FPRs 0 and 2 to pass
3194 arguments. The GNU/Linux for zSeries ABI uses 0, 2, 4, and
3196 if (as
->fr
<= (tdep
->abi
== ABI_LINUX_S390
? 2 : 6))
3198 /* When we store a single-precision value in an FP register,
3199 it occupies the leftmost bits. */
3201 regcache_cooked_write_part (as
->regcache
,
3202 S390_F0_REGNUM
+ as
->fr
,
3204 value_contents (arg
));
3209 /* When we store a single-precision value in a stack slot,
3210 it occupies the rightmost bits. */
3211 as
->argp
= align_up (as
->argp
+ length
, word_size
);
3213 write_memory (as
->argp
- length
, value_contents (arg
),
3217 else if (tdep
->vector_abi
== S390_VECTOR_ABI_128
3218 && s390_function_arg_vector (type
))
3220 static const char use_vr
[] = {24, 26, 28, 30, 25, 27, 29, 31};
3222 if (!is_unnamed
&& as
->vr
< ARRAY_SIZE (use_vr
))
3224 int regnum
= S390_V24_REGNUM
+ use_vr
[as
->vr
] - 24;
3227 regcache_cooked_write_part (as
->regcache
, regnum
,
3229 value_contents (arg
));
3235 write_memory (as
->argp
, value_contents (arg
), length
);
3236 as
->argp
= align_up (as
->argp
+ length
, word_size
);
3239 else if (s390_function_arg_integer (type
) && length
<= word_size
)
3241 /* Initialize it just to avoid a GCC false warning. */
3246 /* Place value in least significant bits of the register or
3247 memory word and sign- or zero-extend to full word size.
3248 This also applies to a struct or union. */
3249 val
= TYPE_UNSIGNED (type
)
3250 ? extract_unsigned_integer (value_contents (arg
),
3252 : extract_signed_integer (value_contents (arg
),
3253 length
, byte_order
);
3259 regcache_cooked_write_unsigned (as
->regcache
,
3260 S390_R0_REGNUM
+ as
->gr
,
3267 write_memory_unsigned_integer (as
->argp
, word_size
,
3269 as
->argp
+= word_size
;
3272 else if (s390_function_arg_integer (type
) && length
== 8)
3278 regcache_cooked_write (as
->regcache
,
3279 S390_R0_REGNUM
+ as
->gr
,
3280 value_contents (arg
));
3281 regcache_cooked_write (as
->regcache
,
3282 S390_R0_REGNUM
+ as
->gr
+ 1,
3283 value_contents (arg
) + word_size
);
3289 /* If we skipped r6 because we couldn't fit a DOUBLE_ARG
3290 in it, then don't go back and use it again later. */
3294 write_memory (as
->argp
, value_contents (arg
), length
);
3300 /* This argument type is never passed in registers. Place the
3301 value in the copy area and pass a pointer to it. Use 8-byte
3302 alignment as a conservative assumption. */
3303 as
->copy
= align_down (as
->copy
- length
, 8);
3305 write_memory (as
->copy
, value_contents (arg
), length
);
3310 regcache_cooked_write_unsigned (as
->regcache
,
3311 S390_R0_REGNUM
+ as
->gr
,
3318 write_memory_unsigned_integer (as
->argp
, word_size
,
3319 byte_order
, as
->copy
);
3320 as
->argp
+= word_size
;
3325 /* Put the actual parameter values pointed to by ARGS[0..NARGS-1] in
3326 place to be passed to a function, as specified by the "GNU/Linux
3327 for S/390 ELF Application Binary Interface Supplement".
3329 SP is the current stack pointer. We must put arguments, links,
3330 padding, etc. whereever they belong, and return the new stack
3333 If STRUCT_RETURN is non-zero, then the function we're calling is
3334 going to return a structure by value; STRUCT_ADDR is the address of
3335 a block we've allocated for it on the stack.
3337 Our caller has taken care of any type promotions needed to satisfy
3338 prototypes or the old K&R argument-passing rules. */
3341 s390_push_dummy_call (struct gdbarch
*gdbarch
, struct value
*function
,
3342 struct regcache
*regcache
, CORE_ADDR bp_addr
,
3343 int nargs
, struct value
**args
, CORE_ADDR sp
,
3344 int struct_return
, CORE_ADDR struct_addr
)
3346 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
3347 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
3348 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
3350 struct s390_arg_state arg_state
, arg_prep
;
3351 CORE_ADDR param_area_start
, new_sp
;
3352 struct type
*ftype
= check_typedef (value_type (function
));
3354 if (TYPE_CODE (ftype
) == TYPE_CODE_PTR
)
3355 ftype
= check_typedef (TYPE_TARGET_TYPE (ftype
));
3358 arg_prep
.gr
= struct_return
? 3 : 2;
3362 arg_prep
.regcache
= NULL
;
3364 /* Initialize arg_state for "preparation mode". */
3365 arg_state
= arg_prep
;
3367 /* Update arg_state.copy with the start of the reference-to-copy area
3368 and arg_state.argp with the size of the parameter area. */
3369 for (i
= 0; i
< nargs
; i
++)
3370 s390_handle_arg (&arg_state
, args
[i
], tdep
, word_size
, byte_order
,
3371 TYPE_VARARGS (ftype
) && i
>= TYPE_NFIELDS (ftype
));
3373 param_area_start
= align_down (arg_state
.copy
- arg_state
.argp
, 8);
3375 /* Allocate the standard frame areas: the register save area, the
3376 word reserved for the compiler, and the back chain pointer. */
3377 new_sp
= param_area_start
- (16 * word_size
+ 32);
3379 /* Now we have the final stack pointer. Make sure we didn't
3380 underflow; on 31-bit, this would result in addresses with the
3381 high bit set, which causes confusion elsewhere. Note that if we
3382 error out here, stack and registers remain untouched. */
3383 if (gdbarch_addr_bits_remove (gdbarch
, new_sp
) != new_sp
)
3384 error (_("Stack overflow"));
3386 /* Pass the structure return address in general register 2. */
3388 regcache_cooked_write_unsigned (regcache
, S390_R2_REGNUM
, struct_addr
);
3390 /* Initialize arg_state for "write mode". */
3391 arg_state
= arg_prep
;
3392 arg_state
.argp
= param_area_start
;
3393 arg_state
.regcache
= regcache
;
3395 /* Write all parameters. */
3396 for (i
= 0; i
< nargs
; i
++)
3397 s390_handle_arg (&arg_state
, args
[i
], tdep
, word_size
, byte_order
,
3398 TYPE_VARARGS (ftype
) && i
>= TYPE_NFIELDS (ftype
));
3400 /* Store return PSWA. In 31-bit mode, keep addressing mode bit. */
3404 regcache_cooked_read_unsigned (regcache
, S390_PSWA_REGNUM
, &pswa
);
3405 bp_addr
= (bp_addr
& 0x7fffffff) | (pswa
& 0x80000000);
3407 regcache_cooked_write_unsigned (regcache
, S390_RETADDR_REGNUM
, bp_addr
);
3409 /* Store updated stack pointer. */
3410 regcache_cooked_write_unsigned (regcache
, S390_SP_REGNUM
, new_sp
);
3412 /* We need to return the 'stack part' of the frame ID,
3413 which is actually the top of the register save area. */
3414 return param_area_start
;
3417 /* Assuming THIS_FRAME is a dummy, return the frame ID of that
3418 dummy frame. The frame ID's base needs to match the TOS value
3419 returned by push_dummy_call, and the PC match the dummy frame's
3421 static struct frame_id
3422 s390_dummy_id (struct gdbarch
*gdbarch
, struct frame_info
*this_frame
)
3424 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
3425 CORE_ADDR sp
= get_frame_register_unsigned (this_frame
, S390_SP_REGNUM
);
3426 sp
= gdbarch_addr_bits_remove (gdbarch
, sp
);
3428 return frame_id_build (sp
+ 16*word_size
+ 32,
3429 get_frame_pc (this_frame
));
3433 s390_frame_align (struct gdbarch
*gdbarch
, CORE_ADDR addr
)
3435 /* Both the 32- and 64-bit ABI's say that the stack pointer should
3436 always be aligned on an eight-byte boundary. */
3441 /* Helper for s390_return_value: Set or retrieve a function return
3442 value if it resides in a register. */
3445 s390_register_return_value (struct gdbarch
*gdbarch
, struct type
*type
,
3446 struct regcache
*regcache
,
3447 gdb_byte
*out
, const gdb_byte
*in
)
3449 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
3450 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
3451 int length
= TYPE_LENGTH (type
);
3452 int code
= TYPE_CODE (type
);
3454 if (code
== TYPE_CODE_FLT
|| code
== TYPE_CODE_DECFLOAT
)
3456 /* Float-like value: left-aligned in f0. */
3458 regcache_cooked_write_part (regcache
, S390_F0_REGNUM
,
3461 regcache_cooked_read_part (regcache
, S390_F0_REGNUM
,
3464 else if (code
== TYPE_CODE_ARRAY
)
3466 /* Vector: left-aligned in v24. */
3468 regcache_cooked_write_part (regcache
, S390_V24_REGNUM
,
3471 regcache_cooked_read_part (regcache
, S390_V24_REGNUM
,
3474 else if (length
<= word_size
)
3476 /* Integer: zero- or sign-extended in r2. */
3478 regcache_cooked_read_part (regcache
, S390_R2_REGNUM
,
3479 word_size
- length
, length
, out
);
3480 else if (TYPE_UNSIGNED (type
))
3481 regcache_cooked_write_unsigned
3482 (regcache
, S390_R2_REGNUM
,
3483 extract_unsigned_integer (in
, length
, byte_order
));
3485 regcache_cooked_write_signed
3486 (regcache
, S390_R2_REGNUM
,
3487 extract_signed_integer (in
, length
, byte_order
));
3489 else if (length
== 2 * word_size
)
3491 /* Double word: in r2 and r3. */
3494 regcache_cooked_write (regcache
, S390_R2_REGNUM
, in
);
3495 regcache_cooked_write (regcache
, S390_R3_REGNUM
,
3500 regcache_cooked_read (regcache
, S390_R2_REGNUM
, out
);
3501 regcache_cooked_read (regcache
, S390_R3_REGNUM
,
3506 internal_error (__FILE__
, __LINE__
, _("invalid return type"));
3510 /* Implement the 'return_value' gdbarch method. */
3512 static enum return_value_convention
3513 s390_return_value (struct gdbarch
*gdbarch
, struct value
*function
,
3514 struct type
*type
, struct regcache
*regcache
,
3515 gdb_byte
*out
, const gdb_byte
*in
)
3517 enum return_value_convention rvc
;
3519 type
= check_typedef (type
);
3521 switch (TYPE_CODE (type
))
3523 case TYPE_CODE_STRUCT
:
3524 case TYPE_CODE_UNION
:
3525 case TYPE_CODE_COMPLEX
:
3526 rvc
= RETURN_VALUE_STRUCT_CONVENTION
;
3528 case TYPE_CODE_ARRAY
:
3529 rvc
= (gdbarch_tdep (gdbarch
)->vector_abi
== S390_VECTOR_ABI_128
3530 && TYPE_LENGTH (type
) <= 16 && TYPE_VECTOR (type
))
3531 ? RETURN_VALUE_REGISTER_CONVENTION
3532 : RETURN_VALUE_STRUCT_CONVENTION
;
3535 rvc
= TYPE_LENGTH (type
) <= 8
3536 ? RETURN_VALUE_REGISTER_CONVENTION
3537 : RETURN_VALUE_STRUCT_CONVENTION
;
3540 if (in
!= NULL
|| out
!= NULL
)
3542 if (rvc
== RETURN_VALUE_REGISTER_CONVENTION
)
3543 s390_register_return_value (gdbarch
, type
, regcache
, out
, in
);
3544 else if (in
!= NULL
)
3545 error (_("Cannot set function return value."));
3547 error (_("Function return value unknown."));
3555 constexpr gdb_byte s390_break_insn
[] = { 0x0, 0x1 };
3557 typedef BP_MANIPULATION (s390_break_insn
) s390_breakpoint
;
3559 /* Address handling. */
3562 s390_addr_bits_remove (struct gdbarch
*gdbarch
, CORE_ADDR addr
)
3564 return addr
& 0x7fffffff;
3568 s390_address_class_type_flags (int byte_size
, int dwarf2_addr_class
)
3571 return TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1
;
3577 s390_address_class_type_flags_to_name (struct gdbarch
*gdbarch
, int type_flags
)
3579 if (type_flags
& TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1
)
3586 s390_address_class_name_to_type_flags (struct gdbarch
*gdbarch
,
3588 int *type_flags_ptr
)
3590 if (strcmp (name
, "mode32") == 0)
3592 *type_flags_ptr
= TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1
;
3599 /* Implement gdbarch_gcc_target_options. GCC does not know "-m32" or
3600 "-mcmodel=large". */
3603 s390_gcc_target_options (struct gdbarch
*gdbarch
)
3605 return xstrdup (gdbarch_ptr_bit (gdbarch
) == 64 ? "-m64" : "-m31");
3608 /* Implement gdbarch_gnu_triplet_regexp. Target triplets are "s390-*"
3609 for 31-bit and "s390x-*" for 64-bit, while the BFD arch name is
3610 always "s390". Note that an s390x compiler supports "-m31" as
3614 s390_gnu_triplet_regexp (struct gdbarch
*gdbarch
)
3619 /* Implementation of `gdbarch_stap_is_single_operand', as defined in
3623 s390_stap_is_single_operand (struct gdbarch
*gdbarch
, const char *s
)
3625 return ((isdigit (*s
) && s
[1] == '(' && s
[2] == '%') /* Displacement
3627 || *s
== '%' /* Register access. */
3628 || isdigit (*s
)); /* Literal number. */
3631 /* Process record and replay helpers. */
3633 /* Takes the intermediate sum of address calculations and masks off upper
3634 bits according to current addressing mode. */
3637 s390_record_address_mask (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
3639 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
3640 ULONGEST pswm
, pswa
;
3642 if (tdep
->abi
== ABI_LINUX_S390
)
3644 regcache_raw_read_unsigned (regcache
, S390_PSWA_REGNUM
, &pswa
);
3645 am
= pswa
>> 31 & 1;
3649 regcache_raw_read_unsigned (regcache
, S390_PSWM_REGNUM
, &pswm
);
3650 am
= pswm
>> 31 & 3;
3655 return val
& 0xffffff;
3657 return val
& 0x7fffffff;
3661 fprintf_unfiltered (gdb_stdlog
, "Warning: Addressing mode %d used.", am
);
3666 /* Calculates memory address using pre-calculated index, raw instruction word
3667 with b and d/dl fields, and raw instruction byte with dh field. Index and
3668 dh should be set to 0 if unused. */
3671 s390_record_calc_disp_common (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
3672 ULONGEST x
, uint16_t bd
, int8_t dh
)
3674 uint8_t rb
= bd
>> 12 & 0xf;
3675 int32_t d
= (bd
& 0xfff) | ((int32_t)dh
<< 12);
3677 CORE_ADDR res
= d
+ x
;
3680 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ rb
, &b
);
3683 return s390_record_address_mask (gdbarch
, regcache
, res
);
3686 /* Calculates memory address using raw x, b + d/dl, dh fields from
3687 instruction. rx and dh should be set to 0 if unused. */
3690 s390_record_calc_disp (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
3691 uint8_t rx
, uint16_t bd
, int8_t dh
)
3695 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ rx
, &x
);
3696 return s390_record_calc_disp_common (gdbarch
, regcache
, x
, bd
, dh
);
3699 /* Calculates memory address for VSCE[GF] instructions. */
3702 s390_record_calc_disp_vsce (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
3703 uint8_t vx
, uint8_t el
, uint8_t es
, uint16_t bd
,
3704 int8_t dh
, CORE_ADDR
*res
)
3706 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
3707 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
3710 if (tdep
->v0_full_regnum
== -1 || el
* es
>= 16)
3713 regcache_cooked_read (regcache
, tdep
->v0_full_regnum
+ vx
, buf
);
3715 regcache_raw_read (regcache
, S390_V16_REGNUM
+ vx
- 16, buf
);
3716 x
= extract_unsigned_integer (buf
+ el
* es
, es
, byte_order
);
3717 *res
= s390_record_calc_disp_common (gdbarch
, regcache
, x
, bd
, dh
);
3721 /* Calculates memory address for instructions with relative long addressing. */
3724 s390_record_calc_rl (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
3725 CORE_ADDR addr
, uint16_t i1
, uint16_t i2
)
3727 int32_t ri
= i1
<< 16 | i2
;
3728 return s390_record_address_mask (gdbarch
, regcache
, addr
+ (LONGEST
)ri
* 2);
3731 /* Population count helper. */
3733 static int s390_popcnt (unsigned int x
) {
3744 /* Record 64-bit register. */
3747 s390_record_gpr_g (struct gdbarch
*gdbarch
, struct regcache
*regcache
, int i
)
3749 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
3750 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
3752 if (tdep
->abi
== ABI_LINUX_S390
)
3753 if (record_full_arch_list_add_reg (regcache
, S390_R0_UPPER_REGNUM
+ i
))
3758 /* Record high 32 bits of a register. */
3761 s390_record_gpr_h (struct gdbarch
*gdbarch
, struct regcache
*regcache
, int i
)
3763 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
3764 if (tdep
->abi
== ABI_LINUX_S390
)
3766 if (record_full_arch_list_add_reg (regcache
, S390_R0_UPPER_REGNUM
+ i
))
3771 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
3777 /* Record vector register. */
3780 s390_record_vr (struct gdbarch
*gdbarch
, struct regcache
*regcache
, int i
)
3784 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ i
))
3786 if (record_full_arch_list_add_reg (regcache
, S390_V0_LOWER_REGNUM
+ i
))
3791 if (record_full_arch_list_add_reg (regcache
, S390_V16_REGNUM
+ i
- 16))
3798 s390_process_record (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
3801 uint16_t insn
[3] = {0};
3802 /* Instruction as bytes. */
3804 /* Instruction as nibbles. */
3806 /* Instruction vector registers. */
3808 CORE_ADDR oaddr
, oaddr2
, oaddr3
;
3811 /* if EX/EXRL instruction used, here's the reg parameter */
3813 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
3815 /* Attempting to use EX or EXRL jumps back here */
3818 /* Read instruction. */
3819 insn
[0] = read_memory_unsigned_integer (addr
, 2, byte_order
);
3820 /* If execute was involved, do the adjustment. */
3822 insn
[0] |= ex
& 0xff;
3823 /* Two highest bits determine instruction size. */
3824 if (insn
[0] >= 0x4000)
3825 insn
[1] = read_memory_unsigned_integer (addr
+2, 2, byte_order
);
3827 /* Not necessary, but avoids uninitialized variable warnings. */
3829 if (insn
[0] >= 0xc000)
3830 insn
[2] = read_memory_unsigned_integer (addr
+4, 2, byte_order
);
3833 /* Split instruction into bytes and nibbles. */
3834 for (i
= 0; i
< 3; i
++)
3836 ibyte
[i
*2] = insn
[i
] >> 8 & 0xff;
3837 ibyte
[i
*2+1] = insn
[i
] & 0xff;
3839 for (i
= 0; i
< 6; i
++)
3841 inib
[i
*2] = ibyte
[i
] >> 4 & 0xf;
3842 inib
[i
*2+1] = ibyte
[i
] & 0xf;
3844 /* Compute vector registers, if applicable. */
3845 ivec
[0] = (inib
[9] >> 3 & 1) << 4 | inib
[2];
3846 ivec
[1] = (inib
[9] >> 2 & 1) << 4 | inib
[3];
3847 ivec
[2] = (inib
[9] >> 1 & 1) << 4 | inib
[4];
3848 ivec
[3] = (inib
[9] >> 0 & 1) << 4 | inib
[8];
3852 /* 0x00 undefined */
3855 /* E-format instruction */
3858 /* 0x00 undefined */
3859 /* 0x01 unsupported: PR - program return */
3860 /* 0x02 unsupported: UPT */
3861 /* 0x03 undefined */
3862 /* 0x04 privileged: PTFF - perform timing facility function */
3863 /* 0x05-0x06 undefined */
3864 /* 0x07 privileged: SCKPF - set clock programmable field */
3865 /* 0x08-0x09 undefined */
3867 case 0x0a: /* PFPO - perform floating point operation */
3868 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
3869 if (!(tmp
& 0x80000000u
))
3871 uint8_t ofc
= tmp
>> 16 & 0xff;
3874 case 0x00: /* HFP32 */
3875 case 0x01: /* HFP64 */
3876 case 0x05: /* BFP32 */
3877 case 0x06: /* BFP64 */
3878 case 0x08: /* DFP32 */
3879 case 0x09: /* DFP64 */
3880 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
))
3883 case 0x02: /* HFP128 */
3884 case 0x07: /* BFP128 */
3885 case 0x0a: /* DFP128 */
3886 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
))
3888 if (record_full_arch_list_add_reg (regcache
, S390_F2_REGNUM
))
3892 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown PFPO OFC %02x at %s.\n",
3893 ofc
, paddress (gdbarch
, addr
));
3897 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
3900 if (record_full_arch_list_add_reg (regcache
, S390_R1_REGNUM
))
3902 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3906 case 0x0b: /* TAM - test address mode */
3907 case 0x0c: /* SAM24 - set address mode 24 */
3908 case 0x0d: /* SAM31 - set address mode 31 */
3909 case 0x0e: /* SAM64 - set address mode 64 */
3910 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3914 /* 0x0f-0xfe undefined */
3916 /* 0xff unsupported: TRAP */
3923 /* 0x02 undefined */
3924 /* 0x03 undefined */
3926 case 0x04: /* SPM - set program mask */
3927 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3931 case 0x05: /* BALR - branch and link */
3932 case 0x45: /* BAL - branch and link */
3933 case 0x06: /* BCTR - branch on count */
3934 case 0x46: /* BCT - branch on count */
3935 case 0x0d: /* BASR - branch and save */
3936 case 0x4d: /* BAS - branch and save */
3937 case 0x84: /* BRXH - branch relative on index high */
3938 case 0x85: /* BRXLE - branch relative on index low or equal */
3939 case 0x86: /* BXH - branch on index high */
3940 case 0x87: /* BXLE - branch on index low or equal */
3941 /* BA[SL]* use native-size destination for linkage info, BCT*, BRX*, BX*
3942 use 32-bit destination as counter. */
3943 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3947 case 0x07: /* BCR - branch on condition */
3948 case 0x47: /* BC - branch on condition */
3949 /* No effect other than PC transfer. */
3952 /* 0x08 undefined */
3953 /* 0x09 undefined */
3956 /* SVC - supervisor call */
3957 if (s390_linux_syscall_record (regcache
, ibyte
[1]))
3961 case 0x0b: /* BSM - branch and set mode */
3963 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3965 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3969 case 0x0c: /* BASSM - branch and save and set mode */
3970 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3972 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3976 case 0x0e: /* MVCL - move long [interruptible] */
3977 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
3978 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
3979 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1), &tmp
);
3981 if (record_full_arch_list_add_mem (oaddr
, tmp
))
3983 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3985 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
3987 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
3989 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
3991 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3995 case 0x0f: /* CLCL - compare logical long [interruptible] */
3996 case 0xa9: /* CLCLE - compare logical long extended [partial] */
3997 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3999 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
4001 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
4003 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
4005 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4009 case 0x10: /* LPR - load positive */
4010 case 0x11: /* LNR - load negative */
4011 case 0x12: /* LTR - load and test */
4012 case 0x13: /* LCR - load complement */
4013 case 0x14: /* NR - and */
4014 case 0x16: /* OR - or */
4015 case 0x17: /* XR - xor */
4016 case 0x1a: /* AR - add */
4017 case 0x1b: /* SR - subtract */
4018 case 0x1e: /* ALR - add logical */
4019 case 0x1f: /* SLR - subtract logical */
4020 case 0x54: /* N - and */
4021 case 0x56: /* O - or */
4022 case 0x57: /* X - xor */
4023 case 0x5a: /* A - add */
4024 case 0x5b: /* S - subtract */
4025 case 0x5e: /* AL - add logical */
4026 case 0x5f: /* SL - subtract logical */
4027 case 0x4a: /* AH - add halfword */
4028 case 0x4b: /* SH - subtract halfword */
4029 case 0x8a: /* SRA - shift right single */
4030 case 0x8b: /* SLA - shift left single */
4031 case 0xbf: /* ICM - insert characters under mask */
4032 /* 32-bit destination + flags */
4033 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4035 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4039 case 0x15: /* CLR - compare logical */
4040 case 0x55: /* CL - compare logical */
4041 case 0x19: /* CR - compare */
4042 case 0x29: /* CDR - compare */
4043 case 0x39: /* CER - compare */
4044 case 0x49: /* CH - compare halfword */
4045 case 0x59: /* C - compare */
4046 case 0x69: /* CD - compare */
4047 case 0x79: /* CE - compare */
4048 case 0x91: /* TM - test under mask */
4049 case 0x95: /* CLI - compare logical */
4050 case 0xbd: /* CLM - compare logical under mask */
4051 case 0xd5: /* CLC - compare logical */
4052 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4056 case 0x18: /* LR - load */
4057 case 0x48: /* LH - load halfword */
4058 case 0x58: /* L - load */
4059 case 0x41: /* LA - load address */
4060 case 0x43: /* IC - insert character */
4061 case 0x4c: /* MH - multiply halfword */
4062 case 0x71: /* MS - multiply single */
4063 case 0x88: /* SRL - shift right single logical */
4064 case 0x89: /* SLL - shift left single logical */
4065 /* 32-bit, 8-bit (IC), or native width (LA) destination, no flags */
4066 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4070 case 0x1c: /* MR - multiply */
4071 case 0x5c: /* M - multiply */
4072 case 0x1d: /* DR - divide */
4073 case 0x5d: /* D - divide */
4074 case 0x8c: /* SRDL - shift right double logical */
4075 case 0x8d: /* SLDL - shift left double logical */
4076 /* 32-bit pair destination, no flags */
4077 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4079 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
4083 case 0x20: /* LPDR - load positive */
4084 case 0x30: /* LPER - load positive */
4085 case 0x21: /* LNDR - load negative */
4086 case 0x31: /* LNER - load negative */
4087 case 0x22: /* LTDR - load and test */
4088 case 0x32: /* LTER - load and test */
4089 case 0x23: /* LCDR - load complement */
4090 case 0x33: /* LCER - load complement */
4091 case 0x2a: /* ADR - add */
4092 case 0x3a: /* AER - add */
4093 case 0x6a: /* AD - add */
4094 case 0x7a: /* AE - add */
4095 case 0x2b: /* SDR - subtract */
4096 case 0x3b: /* SER - subtract */
4097 case 0x6b: /* SD - subtract */
4098 case 0x7b: /* SE - subtract */
4099 case 0x2e: /* AWR - add unnormalized */
4100 case 0x3e: /* AUR - add unnormalized */
4101 case 0x6e: /* AW - add unnormalized */
4102 case 0x7e: /* AU - add unnormalized */
4103 case 0x2f: /* SWR - subtract unnormalized */
4104 case 0x3f: /* SUR - subtract unnormalized */
4105 case 0x6f: /* SW - subtract unnormalized */
4106 case 0x7f: /* SU - subtract unnormalized */
4107 /* float destination + flags */
4108 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
4110 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4114 case 0x24: /* HDR - halve */
4115 case 0x34: /* HER - halve */
4116 case 0x25: /* LDXR - load rounded */
4117 case 0x35: /* LEDR - load rounded */
4118 case 0x28: /* LDR - load */
4119 case 0x38: /* LER - load */
4120 case 0x68: /* LD - load */
4121 case 0x78: /* LE - load */
4122 case 0x2c: /* MDR - multiply */
4123 case 0x3c: /* MDER - multiply */
4124 case 0x6c: /* MD - multiply */
4125 case 0x7c: /* MDE - multiply */
4126 case 0x2d: /* DDR - divide */
4127 case 0x3d: /* DER - divide */
4128 case 0x6d: /* DD - divide */
4129 case 0x7d: /* DE - divide */
4130 /* float destination, no flags */
4131 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
4135 case 0x26: /* MXR - multiply */
4136 case 0x27: /* MXDR - multiply */
4137 case 0x67: /* MXD - multiply */
4138 /* float pair destination, no flags */
4139 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
4141 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[2] | 2)))
4145 case 0x36: /* AXR - add */
4146 case 0x37: /* SXR - subtract */
4147 /* float pair destination + flags */
4148 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
4150 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[2] | 2)))
4152 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4156 case 0x40: /* STH - store halfword */
4157 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
4158 if (record_full_arch_list_add_mem (oaddr
, 2))
4162 case 0x42: /* STC - store character */
4163 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
4164 if (record_full_arch_list_add_mem (oaddr
, 1))
4168 case 0x44: /* EX - execute */
4171 fprintf_unfiltered (gdb_stdlog
, "Warning: Double execute at %s.\n",
4172 paddress (gdbarch
, addr
));
4175 addr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
4178 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
4187 case 0x4e: /* CVD - convert to decimal */
4188 case 0x60: /* STD - store */
4189 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
4190 if (record_full_arch_list_add_mem (oaddr
, 8))
4194 case 0x4f: /* CVB - convert to binary */
4195 /* 32-bit gpr destination + FPC (DXC write) */
4196 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4198 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4202 case 0x50: /* ST - store */
4203 case 0x70: /* STE - store */
4204 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
4205 if (record_full_arch_list_add_mem (oaddr
, 4))
4209 case 0x51: /* LAE - load address extended */
4210 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4212 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[2]))
4216 /* 0x52 undefined */
4217 /* 0x53 undefined */
4219 /* 0x61-0x66 undefined */
4221 /* 0x72-0x77 undefined */
4223 /* 0x80 privileged: SSM - set system mask */
4224 /* 0x81 undefined */
4225 /* 0x82 privileged: LPSW - load PSW */
4226 /* 0x83 privileged: diagnose */
4228 case 0x8e: /* SRDA - shift right double */
4229 case 0x8f: /* SLDA - shift left double */
4230 /* 32-bit pair destination + flags */
4231 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4233 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
4235 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4239 case 0x90: /* STM - store multiple */
4240 case 0x9b: /* STAM - store access multiple */
4241 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4242 if (inib
[2] <= inib
[3])
4243 n
= inib
[3] - inib
[2] + 1;
4245 n
= inib
[3] + 0x10 - inib
[2] + 1;
4246 if (record_full_arch_list_add_mem (oaddr
, n
* 4))
4250 case 0x92: /* MVI - move */
4251 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4252 if (record_full_arch_list_add_mem (oaddr
, 1))
4256 case 0x93: /* TS - test and set */
4257 case 0x94: /* NI - and */
4258 case 0x96: /* OI - or */
4259 case 0x97: /* XI - xor */
4260 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4261 if (record_full_arch_list_add_mem (oaddr
, 1))
4263 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4267 case 0x98: /* LM - load multiple */
4268 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
4269 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
4271 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
4275 /* 0x99 privileged: TRACE */
4277 case 0x9a: /* LAM - load access multiple */
4278 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
4279 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ i
))
4281 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[3]))
4285 /* 0x9c-0x9f privileged and obsolete (old I/O) */
4286 /* 0xa0-0xa4 undefined */
4290 /* RI-format instruction */
4291 switch (ibyte
[0] << 4 | inib
[3])
4293 case 0xa50: /* IIHH - insert immediate */
4294 case 0xa51: /* IIHL - insert immediate */
4295 /* high 32-bit destination */
4296 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
4300 case 0xa52: /* IILH - insert immediate */
4301 case 0xa53: /* IILL - insert immediate */
4302 case 0xa75: /* BRAS - branch relative and save */
4303 case 0xa76: /* BRCT - branch relative on count */
4304 case 0xa78: /* LHI - load halfword immediate */
4305 case 0xa7c: /* MHI - multiply halfword immediate */
4306 /* 32-bit or native destination */
4307 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4311 case 0xa54: /* NIHH - and immediate */
4312 case 0xa55: /* NIHL - and immediate */
4313 case 0xa58: /* OIHH - or immediate */
4314 case 0xa59: /* OIHL - or immediate */
4315 /* high 32-bit destination + flags */
4316 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
4318 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4322 case 0xa56: /* NILH - and immediate */
4323 case 0xa57: /* NILL - and immediate */
4324 case 0xa5a: /* OILH - or immediate */
4325 case 0xa5b: /* OILL - or immediate */
4326 case 0xa7a: /* AHI - add halfword immediate */
4327 /* 32-bit destination + flags */
4328 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4330 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4334 case 0xa5c: /* LLIHH - load logical immediate */
4335 case 0xa5d: /* LLIHL - load logical immediate */
4336 case 0xa5e: /* LLILH - load logical immediate */
4337 case 0xa5f: /* LLILL - load logical immediate */
4338 case 0xa77: /* BRCTG - branch relative on count */
4339 case 0xa79: /* LGHI - load halfword immediate */
4340 case 0xa7d: /* MGHI - multiply halfword immediate */
4341 /* 64-bit destination */
4342 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
4346 case 0xa70: /* TMLH - test under mask */
4347 case 0xa71: /* TMLL - test under mask */
4348 case 0xa72: /* TMHH - test under mask */
4349 case 0xa73: /* TMHL - test under mask */
4350 case 0xa7e: /* CHI - compare halfword immediate */
4351 case 0xa7f: /* CGHI - compare halfword immediate */
4353 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4357 case 0xa74: /* BRC - branch relative on condition */
4358 /* no register change */
4361 case 0xa7b: /* AGHI - add halfword immediate */
4362 /* 64-bit destination + flags */
4363 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
4365 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4374 /* 0xa6 undefined */
4376 case 0xa8: /* MVCLE - move long extended [partial] */
4377 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
4378 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4379 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1), &tmp
);
4380 if (record_full_arch_list_add_mem (oaddr
, tmp
))
4382 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4384 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
4386 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
4388 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
4390 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4394 /* 0xaa-0xab undefined */
4395 /* 0xac privileged: STNSM - store then and system mask */
4396 /* 0xad privileged: STOSM - store then or system mask */
4397 /* 0xae privileged: SIGP - signal processor */
4398 /* 0xaf unsupported: MC - monitor call */
4399 /* 0xb0 undefined */
4400 /* 0xb1 privileged: LRA - load real address */
4405 /* S/RRD/RRE/RRF/IE-format instruction */
4408 /* 0xb200-0xb204 undefined or privileged */
4410 case 0xb205: /* STCK - store clock */
4411 case 0xb27c: /* STCKF - store clock fast */
4412 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4413 if (record_full_arch_list_add_mem (oaddr
, 8))
4415 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4419 /* 0xb206-0xb219 undefined, privileged, or unsupported */
4420 /* 0xb21a unsupported: CFC */
4421 /* 0xb21b-0xb221 undefined or privileged */
4423 case 0xb222: /* IPM - insert program mask */
4424 case 0xb24f: /* EAR - extract access */
4425 case 0xb252: /* MSR - multiply single */
4426 case 0xb2ec: /* ETND - extract transaction nesting depth */
4427 case 0xb38c: /* EFPC - extract fpc */
4428 case 0xb91f: /* LRVR - load reversed */
4429 case 0xb926: /* LBR - load byte */
4430 case 0xb927: /* LHR - load halfword */
4431 case 0xb994: /* LLCR - load logical character */
4432 case 0xb995: /* LLHR - load logical halfword */
4433 case 0xb9f2: /* LOCR - load on condition */
4434 /* 32-bit gpr destination */
4435 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4439 /* 0xb223-0xb22c privileged or unsupported */
4441 case 0xb22d: /* DXR - divide */
4442 case 0xb325: /* LXDR - load lengthened */
4443 case 0xb326: /* LXER - load lengthened */
4444 case 0xb336: /* SQXR - square root */
4445 case 0xb365: /* LXR - load */
4446 case 0xb367: /* FIXR - load fp integer */
4447 case 0xb376: /* LZXR - load zero */
4448 case 0xb3b6: /* CXFR - convert from fixed */
4449 case 0xb3c6: /* CXGR - convert from fixed */
4450 case 0xb3fe: /* IEXTR - insert biased exponent */
4451 /* float pair destination */
4452 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4454 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[6] | 2)))
4458 /* 0xb22e-0xb240 undefined, privileged, or unsupported */
4460 case 0xb241: /* CKSM - checksum [partial] */
4461 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4463 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4465 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4467 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4471 /* 0xb242-0xb243 undefined */
4473 case 0xb244: /* SQDR - square root */
4474 case 0xb245: /* SQER - square root */
4475 case 0xb324: /* LDER - load lengthened */
4476 case 0xb337: /* MEER - multiply */
4477 case 0xb366: /* LEXR - load rounded */
4478 case 0xb370: /* LPDFR - load positive */
4479 case 0xb371: /* LNDFR - load negative */
4480 case 0xb372: /* CSDFR - copy sign */
4481 case 0xb373: /* LCDFR - load complement */
4482 case 0xb374: /* LZER - load zero */
4483 case 0xb375: /* LZDR - load zero */
4484 case 0xb377: /* FIER - load fp integer */
4485 case 0xb37f: /* FIDR - load fp integer */
4486 case 0xb3b4: /* CEFR - convert from fixed */
4487 case 0xb3b5: /* CDFR - convert from fixed */
4488 case 0xb3c1: /* LDGR - load fpr from gr */
4489 case 0xb3c4: /* CEGR - convert from fixed */
4490 case 0xb3c5: /* CDGR - convert from fixed */
4491 case 0xb3f6: /* IEDTR - insert biased exponent */
4492 /* float destination */
4493 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4497 /* 0xb246-0xb24c: privileged or unsupported */
4499 case 0xb24d: /* CPYA - copy access */
4500 case 0xb24e: /* SAR - set access */
4501 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[6]))
4505 /* 0xb250-0xb251 undefined or privileged */
4506 /* 0xb253-0xb254 undefined or privileged */
4508 case 0xb255: /* MVST - move string [partial] */
4513 /* Read ending byte. */
4514 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
4516 /* Get address of second operand. */
4517 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[7], &tmp
);
4518 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4519 /* Search for ending byte and compute length. */
4522 if (target_read_memory (oaddr
, &cur
, 1))
4525 } while (cur
!= end
);
4526 /* Get address of first operand and record it. */
4527 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
4528 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4529 if (record_full_arch_list_add_mem (oaddr
, num
))
4531 /* Record the registers. */
4532 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4534 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4536 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4541 /* 0xb256 undefined */
4543 case 0xb257: /* CUSE - compare until substring equal [interruptible] */
4544 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4546 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
4548 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4550 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4552 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4556 /* 0xb258-0xb25c undefined, privileged, or unsupported */
4558 case 0xb25d: /* CLST - compare logical string [partial] */
4559 case 0xb25e: /* SRST - search string [partial] */
4560 case 0xb9be: /* SRSTU - search string unicode [partial] */
4561 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4563 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4565 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4569 /* 0xb25f-0xb262 undefined */
4571 case 0xb263: /* CMPSC - compression call [interruptible] */
4572 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
4573 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4574 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
4575 if (record_full_arch_list_add_mem (oaddr
, tmp
))
4577 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4579 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
4581 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4583 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4585 if (record_full_arch_list_add_reg (regcache
, S390_R1_REGNUM
))
4587 /* DXC may be written */
4588 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4590 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4594 /* 0xb264-0xb277 undefined, privileged, or unsupported */
4596 case 0xb278: /* STCKE - store clock extended */
4597 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4598 if (record_full_arch_list_add_mem (oaddr
, 16))
4600 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4604 /* 0xb279-0xb27b undefined or unsupported */
4605 /* 0xb27d-0xb298 undefined or privileged */
4607 case 0xb299: /* SRNM - set rounding mode */
4608 case 0xb2b8: /* SRNMB - set bfp rounding mode */
4609 case 0xb2b9: /* SRNMT - set dfp rounding mode */
4610 case 0xb29d: /* LFPC - load fpc */
4611 case 0xb2bd: /* LFAS - load fpc and signal */
4612 case 0xb384: /* SFPC - set fpc */
4613 case 0xb385: /* SFASR - set fpc and signal */
4614 case 0xb960: /* CGRT - compare and trap */
4615 case 0xb961: /* CLGRT - compare logical and trap */
4616 case 0xb972: /* CRT - compare and trap */
4617 case 0xb973: /* CLRT - compare logical and trap */
4618 /* fpc only - including possible DXC write for trapping insns */
4619 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4623 /* 0xb29a-0xb29b undefined */
4625 case 0xb29c: /* STFPC - store fpc */
4626 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4627 if (record_full_arch_list_add_mem (oaddr
, 4))
4631 /* 0xb29e-0xb2a4 undefined */
4633 case 0xb2a5: /* TRE - translate extended [partial] */
4634 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
4635 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4636 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
4637 if (record_full_arch_list_add_mem (oaddr
, tmp
))
4639 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4641 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
4643 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4647 case 0xb2a6: /* CU21 - convert UTF-16 to UTF-8 [partial] */
4648 case 0xb2a7: /* CU12 - convert UTF-8 to UTF-16 [partial] */
4649 case 0xb9b0: /* CU14 - convert UTF-8 to UTF-32 [partial] */
4650 case 0xb9b1: /* CU24 - convert UTF-16 to UTF-32 [partial] */
4651 case 0xb9b2: /* CU41 - convert UTF-32 to UTF-8 [partial] */
4652 case 0xb9b3: /* CU42 - convert UTF-32 to UTF-16 [partial] */
4653 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
4654 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4655 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
4656 if (record_full_arch_list_add_mem (oaddr
, tmp
))
4658 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4660 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
4662 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4664 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4666 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4670 /* 0xb2a8-0xb2af undefined */
4672 case 0xb2b0: /* STFLE - store facility list extended */
4673 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4674 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
4676 if (record_full_arch_list_add_mem (oaddr
, 8 * (tmp
+ 1)))
4678 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
))
4680 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4684 /* 0xb2b1-0xb2b7 undefined or privileged */
4685 /* 0xb2ba-0xb2bc undefined */
4686 /* 0xb2be-0xb2e7 undefined */
4687 /* 0xb2e9-0xb2eb undefined */
4688 /* 0xb2ed-0xb2f7 undefined */
4689 /* 0xb2f8 unsupported: TEND */
4690 /* 0xb2f9 undefined */
4692 case 0xb2e8: /* PPA - perform processor assist */
4693 case 0xb2fa: /* NIAI - next instruction access intent */
4694 /* no visible effects */
4697 /* 0xb2fb undefined */
4698 /* 0xb2fc unsupported: TABORT */
4699 /* 0xb2fd-0xb2fe undefined */
4700 /* 0xb2ff unsupported: TRAP */
4702 case 0xb300: /* LPEBR - load positive */
4703 case 0xb301: /* LNEBR - load negative */
4704 case 0xb303: /* LCEBR - load complement */
4705 case 0xb310: /* LPDBR - load positive */
4706 case 0xb311: /* LNDBR - load negative */
4707 case 0xb313: /* LCDBR - load complement */
4708 case 0xb350: /* TBEDR - convert hfp to bfp */
4709 case 0xb351: /* TBDR - convert hfp to bfp */
4710 case 0xb358: /* THDER - convert bfp to hfp */
4711 case 0xb359: /* THDR - convert bfp to hfp */
4712 /* float destination + flags */
4713 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4715 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4719 case 0xb304: /* LDEBR - load lengthened */
4720 case 0xb30c: /* MDEBR - multiply */
4721 case 0xb30d: /* DEBR - divide */
4722 case 0xb314: /* SQEBR - square root */
4723 case 0xb315: /* SQDBR - square root */
4724 case 0xb317: /* MEEBR - multiply */
4725 case 0xb31c: /* MDBR - multiply */
4726 case 0xb31d: /* DDBR - divide */
4727 case 0xb344: /* LEDBRA - load rounded */
4728 case 0xb345: /* LDXBRA - load rounded */
4729 case 0xb346: /* LEXBRA - load rounded */
4730 case 0xb357: /* FIEBRA - load fp integer */
4731 case 0xb35f: /* FIDBRA - load fp integer */
4732 case 0xb390: /* CELFBR - convert from logical */
4733 case 0xb391: /* CDLFBR - convert from logical */
4734 case 0xb394: /* CEFBR - convert from fixed */
4735 case 0xb395: /* CDFBR - convert from fixed */
4736 case 0xb3a0: /* CELGBR - convert from logical */
4737 case 0xb3a1: /* CDLGBR - convert from logical */
4738 case 0xb3a4: /* CEGBR - convert from fixed */
4739 case 0xb3a5: /* CDGBR - convert from fixed */
4740 case 0xb3d0: /* MDTR - multiply */
4741 case 0xb3d1: /* DDTR - divide */
4742 case 0xb3d4: /* LDETR - load lengthened */
4743 case 0xb3d5: /* LEDTR - load lengthened */
4744 case 0xb3d7: /* FIDTR - load fp integer */
4745 case 0xb3dd: /* LDXTR - load lengthened */
4746 case 0xb3f1: /* CDGTR - convert from fixed */
4747 case 0xb3f2: /* CDUTR - convert from unsigned packed */
4748 case 0xb3f3: /* CDSTR - convert from signed packed */
4749 case 0xb3f5: /* QADTR - quantize */
4750 case 0xb3f7: /* RRDTR - reround */
4751 case 0xb951: /* CDFTR - convert from fixed */
4752 case 0xb952: /* CDLGTR - convert from logical */
4753 case 0xb953: /* CDLFTR - convert from logical */
4754 /* float destination + fpc */
4755 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4757 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4761 case 0xb305: /* LXDBR - load lengthened */
4762 case 0xb306: /* LXEBR - load lengthened */
4763 case 0xb307: /* MXDBR - multiply */
4764 case 0xb316: /* SQXBR - square root */
4765 case 0xb34c: /* MXBR - multiply */
4766 case 0xb34d: /* DXBR - divide */
4767 case 0xb347: /* FIXBRA - load fp integer */
4768 case 0xb392: /* CXLFBR - convert from logical */
4769 case 0xb396: /* CXFBR - convert from fixed */
4770 case 0xb3a2: /* CXLGBR - convert from logical */
4771 case 0xb3a6: /* CXGBR - convert from fixed */
4772 case 0xb3d8: /* MXTR - multiply */
4773 case 0xb3d9: /* DXTR - divide */
4774 case 0xb3dc: /* LXDTR - load lengthened */
4775 case 0xb3df: /* FIXTR - load fp integer */
4776 case 0xb3f9: /* CXGTR - convert from fixed */
4777 case 0xb3fa: /* CXUTR - convert from unsigned packed */
4778 case 0xb3fb: /* CXSTR - convert from signed packed */
4779 case 0xb3fd: /* QAXTR - quantize */
4780 case 0xb3ff: /* RRXTR - reround */
4781 case 0xb959: /* CXFTR - convert from fixed */
4782 case 0xb95a: /* CXLGTR - convert from logical */
4783 case 0xb95b: /* CXLFTR - convert from logical */
4784 /* float pair destination + fpc */
4785 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4787 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[6] | 2)))
4789 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4793 case 0xb308: /* KEBR - compare and signal */
4794 case 0xb309: /* CEBR - compare */
4795 case 0xb318: /* KDBR - compare and signal */
4796 case 0xb319: /* CDBR - compare */
4797 case 0xb348: /* KXBR - compare and signal */
4798 case 0xb349: /* CXBR - compare */
4799 case 0xb3e0: /* KDTR - compare and signal */
4800 case 0xb3e4: /* CDTR - compare */
4801 case 0xb3e8: /* KXTR - compare and signal */
4802 case 0xb3ec: /* CXTR - compare */
4803 /* flags + fpc only */
4804 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4806 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4810 case 0xb302: /* LTEBR - load and test */
4811 case 0xb312: /* LTDBR - load and test */
4812 case 0xb30a: /* AEBR - add */
4813 case 0xb30b: /* SEBR - subtract */
4814 case 0xb31a: /* ADBR - add */
4815 case 0xb31b: /* SDBR - subtract */
4816 case 0xb3d2: /* ADTR - add */
4817 case 0xb3d3: /* SDTR - subtract */
4818 case 0xb3d6: /* LTDTR - load and test */
4819 /* float destination + flags + fpc */
4820 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4822 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4824 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4828 case 0xb30e: /* MAEBR - multiply and add */
4829 case 0xb30f: /* MSEBR - multiply and subtract */
4830 case 0xb31e: /* MADBR - multiply and add */
4831 case 0xb31f: /* MSDBR - multiply and subtract */
4832 /* float destination [RRD] + fpc */
4833 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[4]))
4835 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4839 /* 0xb320-0xb323 undefined */
4840 /* 0xb327-0xb32d undefined */
4842 case 0xb32e: /* MAER - multiply and add */
4843 case 0xb32f: /* MSER - multiply and subtract */
4844 case 0xb338: /* MAYLR - multiply and add unnormalized */
4845 case 0xb339: /* MYLR - multiply unnormalized */
4846 case 0xb33c: /* MAYHR - multiply and add unnormalized */
4847 case 0xb33d: /* MYHR - multiply unnormalized */
4848 case 0xb33e: /* MADR - multiply and add */
4849 case 0xb33f: /* MSDR - multiply and subtract */
4850 /* float destination [RRD] */
4851 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[4]))
4855 /* 0xb330-0xb335 undefined */
4857 case 0xb33a: /* MAYR - multiply and add unnormalized */
4858 case 0xb33b: /* MYR - multiply unnormalized */
4859 /* float pair destination [RRD] */
4860 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[4]))
4862 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[4] | 2)))
4866 case 0xb340: /* LPXBR - load positive */
4867 case 0xb341: /* LNXBR - load negative */
4868 case 0xb343: /* LCXBR - load complement */
4869 case 0xb360: /* LPXR - load positive */
4870 case 0xb361: /* LNXR - load negative */
4871 case 0xb362: /* LTXR - load and test */
4872 case 0xb363: /* LCXR - load complement */
4873 /* float pair destination + flags */
4874 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4876 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[6] | 2)))
4878 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4882 case 0xb342: /* LTXBR - load and test */
4883 case 0xb34a: /* AXBR - add */
4884 case 0xb34b: /* SXBR - subtract */
4885 case 0xb3da: /* AXTR - add */
4886 case 0xb3db: /* SXTR - subtract */
4887 case 0xb3de: /* LTXTR - load and test */
4888 /* float pair destination + flags + fpc */
4889 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4891 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[6] | 2)))
4893 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4895 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4899 /* 0xb34e-0xb34f undefined */
4900 /* 0xb352 undefined */
4902 case 0xb353: /* DIEBR - divide to integer */
4903 case 0xb35b: /* DIDBR - divide to integer */
4904 /* two float destinations + flags + fpc */
4905 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[4]))
4907 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4909 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4911 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4915 /* 0xb354-0xb356 undefined */
4916 /* 0xb35a undefined */
4918 /* 0xb35c-0xb35e undefined */
4919 /* 0xb364 undefined */
4920 /* 0xb368 undefined */
4922 case 0xb369: /* CXR - compare */
4923 case 0xb3f4: /* CEDTR - compare biased exponent */
4924 case 0xb3fc: /* CEXTR - compare biased exponent */
4925 case 0xb920: /* CGR - compare */
4926 case 0xb921: /* CLGR - compare logical */
4927 case 0xb930: /* CGFR - compare */
4928 case 0xb931: /* CLGFR - compare logical */
4929 case 0xb9cd: /* CHHR - compare high */
4930 case 0xb9cf: /* CLHHR - compare logical high */
4931 case 0xb9dd: /* CHLR - compare high */
4932 case 0xb9df: /* CLHLR - compare logical high */
4934 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4938 /* 0xb36a-0xb36f undefined */
4939 /* 0xb377-0xb37e undefined */
4940 /* 0xb380-0xb383 undefined */
4941 /* 0xb386-0xb38b undefined */
4942 /* 0xb38d-0xb38f undefined */
4943 /* 0xb393 undefined */
4944 /* 0xb397 undefined */
4946 case 0xb398: /* CFEBR - convert to fixed */
4947 case 0xb399: /* CFDBR - convert to fixed */
4948 case 0xb39a: /* CFXBR - convert to fixed */
4949 case 0xb39c: /* CLFEBR - convert to logical */
4950 case 0xb39d: /* CLFDBR - convert to logical */
4951 case 0xb39e: /* CLFXBR - convert to logical */
4952 case 0xb941: /* CFDTR - convert to fixed */
4953 case 0xb949: /* CFXTR - convert to fixed */
4954 case 0xb943: /* CLFDTR - convert to logical */
4955 case 0xb94b: /* CLFXTR - convert to logical */
4956 /* 32-bit gpr destination + flags + fpc */
4957 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4959 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4961 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4965 /* 0xb39b undefined */
4966 /* 0xb39f undefined */
4968 /* 0xb3a3 undefined */
4969 /* 0xb3a7 undefined */
4971 case 0xb3a8: /* CGEBR - convert to fixed */
4972 case 0xb3a9: /* CGDBR - convert to fixed */
4973 case 0xb3aa: /* CGXBR - convert to fixed */
4974 case 0xb3ac: /* CLGEBR - convert to logical */
4975 case 0xb3ad: /* CLGDBR - convert to logical */
4976 case 0xb3ae: /* CLGXBR - convert to logical */
4977 case 0xb3e1: /* CGDTR - convert to fixed */
4978 case 0xb3e9: /* CGXTR - convert to fixed */
4979 case 0xb942: /* CLGDTR - convert to logical */
4980 case 0xb94a: /* CLGXTR - convert to logical */
4981 /* 64-bit gpr destination + flags + fpc */
4982 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
4984 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4986 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4990 /* 0xb3ab undefined */
4991 /* 0xb3af-0xb3b3 undefined */
4992 /* 0xb3b7 undefined */
4994 case 0xb3b8: /* CFER - convert to fixed */
4995 case 0xb3b9: /* CFDR - convert to fixed */
4996 case 0xb3ba: /* CFXR - convert to fixed */
4997 case 0xb998: /* ALCR - add logical with carry */
4998 case 0xb999: /* SLBR - subtract logical with borrow */
4999 case 0xb9f4: /* NRK - and */
5000 case 0xb9f6: /* ORK - or */
5001 case 0xb9f7: /* XRK - xor */
5002 case 0xb9f8: /* ARK - add */
5003 case 0xb9f9: /* SRK - subtract */
5004 case 0xb9fa: /* ALRK - add logical */
5005 case 0xb9fb: /* SLRK - subtract logical */
5006 /* 32-bit gpr destination + flags */
5007 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5009 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5013 case 0xb3c8: /* CGER - convert to fixed */
5014 case 0xb3c9: /* CGDR - convert to fixed */
5015 case 0xb3ca: /* CGXR - convert to fixed */
5016 case 0xb900: /* LPGR - load positive */
5017 case 0xb901: /* LNGR - load negative */
5018 case 0xb902: /* LTGR - load and test */
5019 case 0xb903: /* LCGR - load complement */
5020 case 0xb908: /* AGR - add */
5021 case 0xb909: /* SGR - subtract */
5022 case 0xb90a: /* ALGR - add logical */
5023 case 0xb90b: /* SLGR - subtract logical */
5024 case 0xb910: /* LPGFR - load positive */
5025 case 0xb911: /* LNGFR - load negative */
5026 case 0xb912: /* LTGFR - load and test */
5027 case 0xb913: /* LCGFR - load complement */
5028 case 0xb918: /* AGFR - add */
5029 case 0xb919: /* SGFR - subtract */
5030 case 0xb91a: /* ALGFR - add logical */
5031 case 0xb91b: /* SLGFR - subtract logical */
5032 case 0xb980: /* NGR - and */
5033 case 0xb981: /* OGR - or */
5034 case 0xb982: /* XGR - xor */
5035 case 0xb988: /* ALCGR - add logical with carry */
5036 case 0xb989: /* SLBGR - subtract logical with borrow */
5037 case 0xb9e1: /* POPCNT - population count */
5038 case 0xb9e4: /* NGRK - and */
5039 case 0xb9e6: /* OGRK - or */
5040 case 0xb9e7: /* XGRK - xor */
5041 case 0xb9e8: /* AGRK - add */
5042 case 0xb9e9: /* SGRK - subtract */
5043 case 0xb9ea: /* ALGRK - add logical */
5044 case 0xb9eb: /* SLGRK - subtract logical */
5045 case 0xb9ed: /* MSGRKC - multiply single 64x64 -> 64 */
5046 case 0xb9fd: /* MSRKC - multiply single 32x32 -> 32 */
5047 /* 64-bit gpr destination + flags */
5048 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
5050 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5054 /* 0xb3bb-0xb3c0 undefined */
5055 /* 0xb3c2-0xb3c3 undefined */
5056 /* 0xb3c7 undefined */
5057 /* 0xb3cb-0xb3cc undefined */
5059 case 0xb3cd: /* LGDR - load gr from fpr */
5060 case 0xb3e2: /* CUDTR - convert to unsigned packed */
5061 case 0xb3e3: /* CSDTR - convert to signed packed */
5062 case 0xb3e5: /* EEDTR - extract biased exponent */
5063 case 0xb3e7: /* ESDTR - extract significance */
5064 case 0xb3ed: /* EEXTR - extract biased exponent */
5065 case 0xb3ef: /* ESXTR - extract significance */
5066 case 0xb904: /* LGR - load */
5067 case 0xb906: /* LGBR - load byte */
5068 case 0xb907: /* LGHR - load halfword */
5069 case 0xb90c: /* MSGR - multiply single */
5070 case 0xb90f: /* LRVGR - load reversed */
5071 case 0xb914: /* LGFR - load */
5072 case 0xb916: /* LLGFR - load logical */
5073 case 0xb917: /* LLGTR - load logical thirty one bits */
5074 case 0xb91c: /* MSGFR - multiply single 64<32 */
5075 case 0xb946: /* BCTGR - branch on count */
5076 case 0xb984: /* LLGCR - load logical character */
5077 case 0xb985: /* LLGHR - load logical halfword */
5078 case 0xb9e2: /* LOCGR - load on condition */
5079 /* 64-bit gpr destination */
5080 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
5084 /* 0xb3ce-0xb3cf undefined */
5085 /* 0xb3e6 undefined */
5087 case 0xb3ea: /* CUXTR - convert to unsigned packed */
5088 case 0xb3eb: /* CSXTR - convert to signed packed */
5089 case 0xb90d: /* DSGR - divide single */
5090 case 0xb91d: /* DSGFR - divide single */
5091 case 0xb986: /* MLGR - multiply logical */
5092 case 0xb987: /* DLGR - divide logical */
5093 case 0xb9ec: /* MGRK - multiply 64x64 -> 128 */
5094 /* 64-bit gpr pair destination */
5095 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
5097 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6] | 1))
5101 /* 0xb3ee undefined */
5102 /* 0xb3f0 undefined */
5103 /* 0xb3f8 undefined */
5105 /* 0xb905 privileged */
5107 /* 0xb90e unsupported: EREGG */
5109 /* 0xb915 undefined */
5111 case 0xb91e: /* KMAC - compute message authentication code [partial] */
5112 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5113 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5114 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5118 case 0x00: /* KMAC-Query */
5119 if (record_full_arch_list_add_mem (oaddr
, 16))
5123 case 0x01: /* KMAC-DEA */
5124 case 0x02: /* KMAC-TDEA-128 */
5125 case 0x03: /* KMAC-TDEA-192 */
5126 case 0x09: /* KMAC-Encrypted-DEA */
5127 case 0x0a: /* KMAC-Encrypted-TDEA-128 */
5128 case 0x0b: /* KMAC-Encrypted-TDEA-192 */
5129 if (record_full_arch_list_add_mem (oaddr
, 8))
5133 case 0x12: /* KMAC-AES-128 */
5134 case 0x13: /* KMAC-AES-192 */
5135 case 0x14: /* KMAC-AES-256 */
5136 case 0x1a: /* KMAC-Encrypted-AES-128 */
5137 case 0x1b: /* KMAC-Encrypted-AES-192 */
5138 case 0x1c: /* KMAC-Encrypted-AES-256 */
5139 if (record_full_arch_list_add_mem (oaddr
, 16))
5144 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KMAC function %02x at %s.\n",
5145 (int)tmp
, paddress (gdbarch
, addr
));
5150 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5152 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
5155 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5159 /* 0xb922-0xb924 undefined */
5160 /* 0xb925 privileged */
5161 /* 0xb928 privileged */
5163 case 0xb929: /* KMA - cipher message with authentication */
5164 case 0xb92a: /* KMF - cipher message with cipher feedback [partial] */
5165 case 0xb92b: /* KMO - cipher message with output feedback [partial] */
5166 case 0xb92f: /* KMC - cipher message with chaining [partial] */
5167 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5168 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5169 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5173 case 0x00: /* KM*-Query */
5174 if (record_full_arch_list_add_mem (oaddr
, 16))
5178 case 0x01: /* KM*-DEA */
5179 case 0x02: /* KM*-TDEA-128 */
5180 case 0x03: /* KM*-TDEA-192 */
5181 case 0x09: /* KM*-Encrypted-DEA */
5182 case 0x0a: /* KM*-Encrypted-TDEA-128 */
5183 case 0x0b: /* KM*-Encrypted-TDEA-192 */
5184 if (record_full_arch_list_add_mem (oaddr
, 8))
5188 case 0x12: /* KM*-AES-128 */
5189 case 0x13: /* KM*-AES-192 */
5190 case 0x14: /* KM*-AES-256 */
5191 case 0x1a: /* KM*-Encrypted-AES-128 */
5192 case 0x1b: /* KM*-Encrypted-AES-192 */
5193 case 0x1c: /* KM*-Encrypted-AES-256 */
5194 if (record_full_arch_list_add_mem (oaddr
, 16))
5198 case 0x43: /* KMC-PRNG */
5199 /* Only valid for KMC. */
5200 if (insn
[0] == 0xb92f)
5202 if (record_full_arch_list_add_mem (oaddr
, 8))
5206 /* For other instructions, fallthru. */
5208 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KM* function %02x at %s.\n",
5209 (int)tmp
, paddress (gdbarch
, addr
));
5214 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
5215 oaddr2
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5216 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1), &tmp
);
5217 if (record_full_arch_list_add_mem (oaddr2
, tmp
))
5219 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5221 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5223 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
5226 if (tmp
!= 0 && insn
[0] == 0xb929)
5228 if (record_full_arch_list_add_reg (regcache
,
5229 S390_R0_REGNUM
+ inib
[4]))
5231 if (record_full_arch_list_add_reg (regcache
,
5232 S390_R0_REGNUM
+ (inib
[4] | 1)))
5235 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5239 case 0xb92c: /* PCC - perform cryptographic computation [partial] */
5240 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5241 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5242 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5246 case 0x00: /* PCC-Query */
5247 if (record_full_arch_list_add_mem (oaddr
, 16))
5251 case 0x01: /* PCC-Compute-Last-Block-CMAC-Using-DEA */
5252 case 0x02: /* PCC-Compute-Last-Block-CMAC-Using-TDEA-128 */
5253 case 0x03: /* PCC-Compute-Last-Block-CMAC-Using-TDEA-192 */
5254 case 0x09: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-DEA */
5255 case 0x0a: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-TDEA-128 */
5256 case 0x0b: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-TDEA-192 */
5257 if (record_full_arch_list_add_mem (oaddr
+ 0x10, 8))
5261 case 0x12: /* PCC-Compute-Last-Block-CMAC-Using-AES-128 */
5262 case 0x13: /* PCC-Compute-Last-Block-CMAC-Using-AES-192 */
5263 case 0x14: /* PCC-Compute-Last-Block-CMAC-Using-AES-256 */
5264 case 0x1a: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-AES-128 */
5265 case 0x1b: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-AES-192 */
5266 case 0x1c: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-AES-256 */
5267 if (record_full_arch_list_add_mem (oaddr
+ 0x18, 16))
5271 case 0x32: /* PCC-Compute-XTS-Parameter-Using-AES-128 */
5272 if (record_full_arch_list_add_mem (oaddr
+ 0x30, 32))
5276 case 0x34: /* PCC-Compute-XTS-Parameter-Using-AES-256 */
5277 if (record_full_arch_list_add_mem (oaddr
+ 0x40, 32))
5281 case 0x3a: /* PCC-Compute-XTS-Parameter-Using-Encrypted-AES-128 */
5282 if (record_full_arch_list_add_mem (oaddr
+ 0x50, 32))
5286 case 0x3c: /* PCC-Compute-XTS-Parameter-Using-Encrypted-AES-256 */
5287 if (record_full_arch_list_add_mem (oaddr
+ 0x60, 32))
5292 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown PCC function %02x at %s.\n",
5293 (int)tmp
, paddress (gdbarch
, addr
));
5296 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5300 case 0xb92d: /* KMCTR - cipher message with counter [partial] */
5301 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5302 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5303 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5307 case 0x00: /* KMCTR-Query */
5308 if (record_full_arch_list_add_mem (oaddr
, 16))
5312 case 0x01: /* KMCTR-DEA */
5313 case 0x02: /* KMCTR-TDEA-128 */
5314 case 0x03: /* KMCTR-TDEA-192 */
5315 case 0x09: /* KMCTR-Encrypted-DEA */
5316 case 0x0a: /* KMCTR-Encrypted-TDEA-128 */
5317 case 0x0b: /* KMCTR-Encrypted-TDEA-192 */
5318 case 0x12: /* KMCTR-AES-128 */
5319 case 0x13: /* KMCTR-AES-192 */
5320 case 0x14: /* KMCTR-AES-256 */
5321 case 0x1a: /* KMCTR-Encrypted-AES-128 */
5322 case 0x1b: /* KMCTR-Encrypted-AES-192 */
5323 case 0x1c: /* KMCTR-Encrypted-AES-256 */
5327 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KMCTR function %02x at %s.\n",
5328 (int)tmp
, paddress (gdbarch
, addr
));
5333 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
5334 oaddr2
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5335 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1), &tmp
);
5336 if (record_full_arch_list_add_mem (oaddr2
, tmp
))
5338 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5340 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5342 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
5344 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[4]))
5347 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5351 case 0xb92e: /* KM - cipher message [partial] */
5352 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5353 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5354 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5358 case 0x00: /* KM-Query */
5359 if (record_full_arch_list_add_mem (oaddr
, 16))
5363 case 0x01: /* KM-DEA */
5364 case 0x02: /* KM-TDEA-128 */
5365 case 0x03: /* KM-TDEA-192 */
5366 case 0x09: /* KM-Encrypted-DEA */
5367 case 0x0a: /* KM-Encrypted-TDEA-128 */
5368 case 0x0b: /* KM-Encrypted-TDEA-192 */
5369 case 0x12: /* KM-AES-128 */
5370 case 0x13: /* KM-AES-192 */
5371 case 0x14: /* KM-AES-256 */
5372 case 0x1a: /* KM-Encrypted-AES-128 */
5373 case 0x1b: /* KM-Encrypted-AES-192 */
5374 case 0x1c: /* KM-Encrypted-AES-256 */
5377 case 0x32: /* KM-XTS-AES-128 */
5378 if (record_full_arch_list_add_mem (oaddr
+ 0x10, 16))
5382 case 0x34: /* KM-XTS-AES-256 */
5383 if (record_full_arch_list_add_mem (oaddr
+ 0x20, 16))
5387 case 0x3a: /* KM-XTS-Encrypted-AES-128 */
5388 if (record_full_arch_list_add_mem (oaddr
+ 0x30, 16))
5392 case 0x3c: /* KM-XTS-Encrypted-AES-256 */
5393 if (record_full_arch_list_add_mem (oaddr
+ 0x40, 16))
5398 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KM function %02x at %s.\n",
5399 (int)tmp
, paddress (gdbarch
, addr
));
5404 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
5405 oaddr2
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5406 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1), &tmp
);
5407 if (record_full_arch_list_add_mem (oaddr2
, tmp
))
5409 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5411 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5413 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
5416 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5420 /* 0xb932-0xb93b undefined */
5422 case 0xb93c: /* PPNO - perform pseudorandom number operation [partial] */
5423 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5424 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5425 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5429 case 0x00: /* PPNO-Query */
5430 case 0x80: /* PPNO-Query */
5431 if (record_full_arch_list_add_mem (oaddr
, 16))
5435 case 0x03: /* PPNO-SHA-512-DRNG - generate */
5436 if (record_full_arch_list_add_mem (oaddr
, 240))
5438 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
5439 oaddr2
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5440 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
5441 if (record_full_arch_list_add_mem (oaddr2
, tmp
))
5443 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5445 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
5449 case 0x83: /* PPNO-SHA-512-DRNG - seed */
5450 if (record_full_arch_list_add_mem (oaddr
, 240))
5452 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5454 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
5459 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown PPNO function %02x at %s.\n",
5460 (int)tmp
, paddress (gdbarch
, addr
));
5463 /* DXC may be written */
5464 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5466 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5470 /* 0xb93d undefined */
5472 case 0xb93e: /* KIMD - compute intermediate message digest [partial] */
5473 case 0xb93f: /* KLMD - compute last message digest [partial] */
5474 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5475 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5476 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5480 case 0x00: /* K*MD-Query */
5481 if (record_full_arch_list_add_mem (oaddr
, 16))
5485 case 0x01: /* K*MD-SHA-1 */
5486 if (record_full_arch_list_add_mem (oaddr
, 20))
5490 case 0x02: /* K*MD-SHA-256 */
5491 if (record_full_arch_list_add_mem (oaddr
, 32))
5495 case 0x03: /* K*MD-SHA-512 */
5496 if (record_full_arch_list_add_mem (oaddr
, 64))
5500 case 0x41: /* KIMD-GHASH */
5501 /* Only valid for KIMD. */
5502 if (insn
[0] == 0xb93e)
5504 if (record_full_arch_list_add_mem (oaddr
, 16))
5508 /* For KLMD, fallthru. */
5510 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KMAC function %02x at %s.\n",
5511 (int)tmp
, paddress (gdbarch
, addr
));
5516 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5518 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
5521 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5525 /* 0xb940 undefined */
5526 /* 0xb944-0xb945 undefined */
5527 /* 0xb947-0xb948 undefined */
5528 /* 0xb94c-0xb950 undefined */
5529 /* 0xb954-0xb958 undefined */
5530 /* 0xb95c-0xb95f undefined */
5531 /* 0xb962-0xb971 undefined */
5532 /* 0xb974-0xb97f undefined */
5534 case 0xb983: /* FLOGR - find leftmost one */
5535 /* 64-bit gpr pair destination + flags */
5536 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
5538 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6] | 1))
5540 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5544 /* 0xb98a privileged */
5545 /* 0xb98b-0xb98c undefined */
5547 case 0xb98d: /* EPSW - extract psw */
5548 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5551 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5555 /* 0xb98e-0xb98f privileged */
5557 case 0xb990: /* TRTT - translate two to two [partial] */
5558 case 0xb991: /* TRTO - translate two to one [partial] */
5559 case 0xb992: /* TROT - translate one to two [partial] */
5560 case 0xb993: /* TROO - translate one to one [partial] */
5561 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
5562 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5563 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
5564 /* tmp is source length, we want destination length. Adjust. */
5565 if (insn
[0] == 0xb991)
5567 if (insn
[0] == 0xb992)
5569 if (record_full_arch_list_add_mem (oaddr
, tmp
))
5571 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5573 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
5575 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5577 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5581 case 0xb996: /* MLR - multiply logical */
5582 case 0xb997: /* DLR - divide logical */
5583 /* 32-bit gpr pair destination */
5584 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5586 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
5590 /* 0xb99a-0xb9af unsupported, privileged, or undefined */
5591 /* 0xb9b4-0xb9bc undefined */
5593 case 0xb9bd: /* TRTRE - translate and test reverse extended [partial] */
5594 case 0xb9bf: /* TRTE - translate and test extended [partial] */
5595 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5597 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
5599 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5601 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5605 /* 0xb9c0-0xb9c7 undefined */
5607 case 0xb9c8: /* AHHHR - add high */
5608 case 0xb9c9: /* SHHHR - subtract high */
5609 case 0xb9ca: /* ALHHHR - add logical high */
5610 case 0xb9cb: /* SLHHHR - subtract logical high */
5611 case 0xb9d8: /* AHHLR - add high */
5612 case 0xb9d9: /* SHHLR - subtract high */
5613 case 0xb9da: /* ALHHLR - add logical high */
5614 case 0xb9db: /* SLHHLR - subtract logical high */
5615 /* 32-bit high gpr destination + flags */
5616 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[6]))
5618 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5622 /* 0xb9cc undefined */
5623 /* 0xb9ce undefined */
5624 /* 0xb9d0-0xb9d7 undefined */
5625 /* 0xb9dc undefined */
5626 /* 0xb9de undefined */
5628 case 0xb9e0: /* LOCFHR - load high on condition */
5629 /* 32-bit high gpr destination */
5630 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[6]))
5634 /* 0xb9e3 undefined */
5635 /* 0xb9e5 undefined */
5636 /* 0xb9ee-0xb9f1 undefined */
5637 /* 0xb9f3 undefined */
5638 /* 0xb9f5 undefined */
5639 /* 0xb9fc undefined */
5640 /* 0xb9fe -0xb9ff undefined */
5647 /* 0xb4-0xb5 undefined */
5648 /* 0xb6 privileged: STCTL - store control */
5649 /* 0xb7 privileged: LCTL - load control */
5650 /* 0xb8 undefined */
5652 case 0xba: /* CS - compare and swap */
5653 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5654 if (record_full_arch_list_add_mem (oaddr
, 4))
5656 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5658 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5662 case 0xbb: /* CDS - compare double and swap */
5663 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5664 if (record_full_arch_list_add_mem (oaddr
, 8))
5666 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5668 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
5670 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5674 /* 0xbc undefined */
5676 case 0xbe: /* STCM - store characters under mask */
5677 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5678 if (record_full_arch_list_add_mem (oaddr
, s390_popcnt (inib
[3])))
5687 /* RIL-format instruction */
5688 switch (ibyte
[0] << 4 | inib
[3])
5690 case 0xc00: /* LARL - load address relative long */
5691 case 0xc05: /* BRASL - branch relative and save long */
5692 case 0xc09: /* IILF - insert immediate */
5693 case 0xc21: /* MSFI - multiply single immediate */
5694 case 0xc42: /* LLHRL - load logical halfword relative long */
5695 case 0xc45: /* LHRL - load halfword relative long */
5696 case 0xc4d: /* LRL - load relative long */
5697 /* 32-bit or native gpr destination */
5698 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5702 case 0xc01: /* LGFI - load immediate */
5703 case 0xc0e: /* LLIHF - load logical immediate */
5704 case 0xc0f: /* LLILF - load logical immediate */
5705 case 0xc20: /* MSGFI - multiply single immediate */
5706 case 0xc44: /* LGHRL - load halfword relative long */
5707 case 0xc46: /* LLGHRL - load logical halfword relative long */
5708 case 0xc48: /* LGRL - load relative long */
5709 case 0xc4c: /* LGFRL - load relative long */
5710 case 0xc4e: /* LLGFRL - load logical relative long */
5711 /* 64-bit gpr destination */
5712 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5716 /* 0xc02-0xc03 undefined */
5718 case 0xc04: /* BRCL - branch relative on condition long */
5719 case 0xc62: /* PFDRL - prefetch data relative long */
5722 case 0xc06: /* XIHF - xor immediate */
5723 case 0xc0a: /* NIHF - and immediate */
5724 case 0xc0c: /* OIHF - or immediate */
5725 case 0xcc8: /* AIH - add immediate high */
5726 case 0xcca: /* ALSIH - add logical with signed immediate high */
5727 /* 32-bit high gpr destination + flags */
5728 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
5730 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5734 case 0xc07: /* XILF - xor immediate */
5735 case 0xc0b: /* NILF - and immediate */
5736 case 0xc0d: /* OILF - or immediate */
5737 case 0xc25: /* SLFI - subtract logical immediate */
5738 case 0xc29: /* AFI - add immediate */
5739 case 0xc2b: /* ALFI - add logical immediate */
5740 /* 32-bit gpr destination + flags */
5741 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5743 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5747 case 0xc08: /* IIHF - insert immediate */
5748 case 0xcc6: /* BRCTH - branch relative on count high */
5749 case 0xccb: /* ALSIHN - add logical with signed immediate high */
5750 /* 32-bit high gpr destination */
5751 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
5755 /* 0xc22-0xc23 undefined */
5757 case 0xc24: /* SLGFI - subtract logical immediate */
5758 case 0xc28: /* AGFI - add immediate */
5759 case 0xc2a: /* ALGFI - add logical immediate */
5760 /* 64-bit gpr destination + flags */
5761 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5763 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5767 /* 0xc26-0xc27 undefined */
5769 case 0xc2c: /* CGFI - compare immediate */
5770 case 0xc2d: /* CFI - compare immediate */
5771 case 0xc2e: /* CLGFI - compare logical immediate */
5772 case 0xc2f: /* CLFI - compare logical immediate */
5773 case 0xc64: /* CGHRL - compare halfword relative long */
5774 case 0xc65: /* CHRL - compare halfword relative long */
5775 case 0xc66: /* CLGHRL - compare logical halfword relative long */
5776 case 0xc67: /* CLHRL - compare logical halfword relative long */
5777 case 0xc68: /* CGRL - compare relative long */
5778 case 0xc6a: /* CLGRL - compare logical relative long */
5779 case 0xc6c: /* CGFRL - compare relative long */
5780 case 0xc6d: /* CRL - compare relative long */
5781 case 0xc6e: /* CLGFRL - compare logical relative long */
5782 case 0xc6f: /* CLRL - compare logical relative long */
5783 case 0xccd: /* CIH - compare immediate high */
5784 case 0xccf: /* CLIH - compare logical immediate high */
5786 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5790 /* 0xc40-0xc41 undefined */
5791 /* 0xc43 undefined */
5793 case 0xc47: /* STHRL - store halfword relative long */
5794 oaddr
= s390_record_calc_rl (gdbarch
, regcache
, addr
, insn
[1], insn
[2]);
5795 if (record_full_arch_list_add_mem (oaddr
, 2))
5799 /* 0xc49-0xc4a undefined */
5801 case 0xc4b: /* STGRL - store relative long */
5802 oaddr
= s390_record_calc_rl (gdbarch
, regcache
, addr
, insn
[1], insn
[2]);
5803 if (record_full_arch_list_add_mem (oaddr
, 8))
5807 case 0xc4f: /* STRL - store relative long */
5808 oaddr
= s390_record_calc_rl (gdbarch
, regcache
, addr
, insn
[1], insn
[2]);
5809 if (record_full_arch_list_add_mem (oaddr
, 4))
5813 case 0xc60: /* EXRL - execute relative long */
5816 fprintf_unfiltered (gdb_stdlog
, "Warning: Double execute at %s.\n",
5817 paddress (gdbarch
, addr
));
5820 addr
= s390_record_calc_rl (gdbarch
, regcache
, addr
, insn
[1], insn
[2]);
5823 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
5832 /* 0xc61 undefined */
5833 /* 0xc63 undefined */
5834 /* 0xc69 undefined */
5835 /* 0xc6b undefined */
5836 /* 0xcc0-0xcc5 undefined */
5837 /* 0xcc7 undefined */
5838 /* 0xcc9 undefined */
5839 /* 0xccc undefined */
5840 /* 0xcce undefined */
5847 /* 0xc1 undefined */
5848 /* 0xc3 undefined */
5850 case 0xc5: /* BPRP - branch prediction relative preload */
5851 case 0xc7: /* BPP - branch prediction preload */
5852 /* no visible effect */
5856 /* SSF-format instruction */
5857 switch (ibyte
[0] << 4 | inib
[3])
5859 /* 0xc80 unsupported */
5861 case 0xc81: /* ECTG - extract cpu time */
5862 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5864 if (s390_record_gpr_g (gdbarch
, regcache
, 0))
5866 if (s390_record_gpr_g (gdbarch
, regcache
, 1))
5870 case 0xc82: /* CSST - compare and swap and store */
5873 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5875 sc
= tmp
>> 8 & 0xff;
5877 /* First and third operands. */
5878 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5881 case 0x00: /* 32-bit */
5882 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5884 if (record_full_arch_list_add_mem (oaddr
, 4))
5888 case 0x01: /* 64-bit */
5889 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5891 if (record_full_arch_list_add_mem (oaddr
, 8))
5895 case 0x02: /* 128-bit */
5896 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5898 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2] | 1))
5900 if (record_full_arch_list_add_mem (oaddr
, 16))
5905 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown CSST FC %02x at %s.\n",
5906 fc
, paddress (gdbarch
, addr
));
5910 /* Second operand. */
5911 oaddr2
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[2], 0);
5914 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown CSST FC %02x at %s.\n",
5915 sc
, paddress (gdbarch
, addr
));
5919 if (record_full_arch_list_add_mem (oaddr2
, 1 << sc
))
5923 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5928 /* 0xc83 undefined */
5930 case 0xc84: /* LPD - load pair disjoint */
5931 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5933 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
5935 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5939 case 0xc85: /* LPDG - load pair disjoint */
5940 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5942 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2] | 1))
5944 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5948 /* 0xc86-0xc8f undefined */
5955 /* 0xc9-0xcb undefined */
5956 /* 0xcd-0xcf undefined */
5958 case 0xd0: /* TRTR - translate and test reversed */
5959 case 0xdd: /* TRT - translate and test */
5960 if (record_full_arch_list_add_reg (regcache
, S390_R1_REGNUM
))
5962 if (record_full_arch_list_add_reg (regcache
, S390_R2_REGNUM
))
5964 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5968 case 0xd1: /* MVN - move numbers */
5969 case 0xd2: /* MVC - move */
5970 case 0xd3: /* MVZ - move zones */
5971 case 0xdc: /* TR - translate */
5972 case 0xe8: /* MVCIN - move inverse */
5973 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5974 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
5978 case 0xd4: /* NC - and */
5979 case 0xd6: /* OC - or*/
5980 case 0xd7: /* XC - xor */
5981 case 0xe2: /* UNPKU - unpack unicode */
5982 case 0xea: /* UNPKA - unpack ASCII */
5983 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5984 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
5986 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5990 case 0xde: /* ED - edit */
5991 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5992 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
5994 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5996 /* DXC may be written */
5997 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6001 case 0xdf: /* EDMK - edit and mark */
6002 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6003 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
6005 if (record_full_arch_list_add_reg (regcache
, S390_R1_REGNUM
))
6007 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6009 /* DXC may be written */
6010 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6014 /* 0xd8 undefined */
6015 /* 0xd9 unsupported: MVCK - move with key */
6016 /* 0xda unsupported: MVCP - move to primary */
6017 /* 0xdb unsupported: MVCS - move to secondary */
6018 /* 0xe0 undefined */
6020 case 0xe1: /* PKU - pack unicode */
6021 case 0xe9: /* PKA - pack ASCII */
6022 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6023 if (record_full_arch_list_add_mem (oaddr
, 16))
6032 /* RXY/RXE/RXF/RSL/RSY/SIY/V*-format instruction */
6033 switch (ibyte
[0] << 8 | ibyte
[5])
6035 /* 0xe300-0xe301 undefined */
6037 case 0xe302: /* LTG - load and test */
6038 case 0xe308: /* AG - add */
6039 case 0xe309: /* SG - subtract */
6040 case 0xe30a: /* ALG - add logical */
6041 case 0xe30b: /* SLG - subtract logical */
6042 case 0xe318: /* AGF - add */
6043 case 0xe319: /* SGF - subtract */
6044 case 0xe31a: /* ALGF - add logical */
6045 case 0xe31b: /* SLGF - subtract logical */
6046 case 0xe332: /* LTGF - load and test */
6047 case 0xe380: /* NG - and */
6048 case 0xe381: /* OG - or */
6049 case 0xe382: /* XG - xor */
6050 case 0xe388: /* ALCG - add logical with carry */
6051 case 0xe389: /* SLBG - subtract logical with borrow */
6052 case 0xeb0a: /* SRAG - shift right single */
6053 case 0xeb0b: /* SLAG - shift left single */
6054 /* 64-bit gpr destination + flags */
6055 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6057 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6061 /* 0xe303 privileged */
6063 case 0xe304: /* LG - load */
6064 case 0xe30c: /* MSG - multiply single */
6065 case 0xe30f: /* LRVG - load reversed */
6066 case 0xe314: /* LGF - load */
6067 case 0xe315: /* LGH - load halfword */
6068 case 0xe316: /* LLGF - load logical */
6069 case 0xe317: /* LLGT - load logical thirty one bits */
6070 case 0xe31c: /* MSGF - multiply single */
6071 case 0xe32a: /* LZRG - load and zero rightmost byte */
6072 case 0xe33a: /* LLZRGF - load logical and zero rightmost byte */
6073 case 0xe33c: /* MGH - multiply halfword 64x16mem -> 64 */
6074 case 0xe346: /* BCTG - branch on count */
6075 case 0xe377: /* LGB - load byte */
6076 case 0xe390: /* LLGC - load logical character */
6077 case 0xe391: /* LLGH - load logical halfword */
6078 case 0xeb0c: /* SRLG - shift right single logical */
6079 case 0xeb0d: /* SLLG - shift left single logical */
6080 case 0xeb1c: /* RLLG - rotate left single logical */
6081 case 0xeb44: /* BXHG - branch on index high */
6082 case 0xeb45: /* BXLEG - branch on index low or equal */
6083 case 0xeb4c: /* ECAG - extract cpu attribute */
6084 case 0xebe2: /* LOCG - load on condition */
6085 /* 64-bit gpr destination */
6086 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6090 /* 0xe305 undefined */
6092 case 0xe306: /* CVBY - convert to binary */
6093 /* 32-bit or native gpr destination + FPC (DXC write) */
6094 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6096 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6100 /* 0xe307 undefined */
6102 case 0xe30d: /* DSG - divide single */
6103 case 0xe31d: /* DSGF - divide single */
6104 case 0xe384: /* MG - multiply 64x64mem -> 128 */
6105 case 0xe386: /* MLG - multiply logical */
6106 case 0xe387: /* DLG - divide logical */
6107 case 0xe38f: /* LPQ - load pair from quadword */
6108 /* 64-bit gpr pair destination */
6109 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6111 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2] | 1))
6115 case 0xe30e: /* CVBG - convert to binary */
6116 /* 64-bit gpr destination + FPC (DXC write) */
6117 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6119 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6123 /* 0xe310-0xe311 undefined */
6125 case 0xe312: /* LT - load and test */
6126 case 0xe338: /* AGH - add halfword to 64 bit value */
6127 case 0xe339: /* SGH - subtract halfword from 64 bit value */
6128 case 0xe353: /* MSC - multiply single 32x32mem -> 32 */
6129 case 0xe354: /* NY - and */
6130 case 0xe356: /* OY - or */
6131 case 0xe357: /* XY - xor */
6132 case 0xe35a: /* AY - add */
6133 case 0xe35b: /* SY - subtract */
6134 case 0xe35e: /* ALY - add logical */
6135 case 0xe35f: /* SLY - subtract logical */
6136 case 0xe37a: /* AHY - add halfword */
6137 case 0xe37b: /* SHY - subtract halfword */
6138 case 0xe383: /* MSGC - multiply single 64x64mem -> 64 */
6139 case 0xe398: /* ALC - add logical with carry */
6140 case 0xe399: /* SLB - subtract logical with borrow */
6141 case 0xe727: /* LCBB - load count to block bounduary */
6142 case 0xeb81: /* ICMY - insert characters under mask */
6143 case 0xebdc: /* SRAK - shift left single */
6144 case 0xebdd: /* SLAK - shift left single */
6145 /* 32/64-bit gpr destination + flags */
6146 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6148 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6152 /* 0xe313 privileged */
6154 case 0xe31e: /* LRV - load reversed */
6155 case 0xe31f: /* LRVH - load reversed */
6156 case 0xe33b: /* LZRF - load and zero rightmost byte */
6157 case 0xe351: /* MSY - multiply single */
6158 case 0xe358: /* LY - load */
6159 case 0xe371: /* LAY - load address */
6160 case 0xe373: /* ICY - insert character */
6161 case 0xe376: /* LB - load byte */
6162 case 0xe378: /* LHY - load */
6163 case 0xe37c: /* MHY - multiply halfword */
6164 case 0xe394: /* LLC - load logical character */
6165 case 0xe395: /* LLH - load logical halfword */
6166 case 0xeb1d: /* RLL - rotate left single logical */
6167 case 0xebde: /* SRLK - shift left single logical */
6168 case 0xebdf: /* SLLK - shift left single logical */
6169 case 0xebf2: /* LOC - load on condition */
6170 /* 32-bit or native gpr destination */
6171 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6175 case 0xe320: /* CG - compare */
6176 case 0xe321: /* CLG - compare logical */
6177 case 0xe330: /* CGF - compare */
6178 case 0xe331: /* CLGF - compare logical */
6179 case 0xe334: /* CGH - compare halfword */
6180 case 0xe355: /* CLY - compare logical */
6181 case 0xe359: /* CY - compare */
6182 case 0xe379: /* CHY - compare halfword */
6183 case 0xe3cd: /* CHF - compare high */
6184 case 0xe3cf: /* CLHF - compare logical high */
6185 case 0xeb20: /* CLMH - compare logical under mask high */
6186 case 0xeb21: /* CLMY - compare logical under mask */
6187 case 0xeb51: /* TMY - test under mask */
6188 case 0xeb55: /* CLIY - compare logical */
6189 case 0xebc0: /* TP - test decimal */
6190 case 0xed10: /* TCEB - test data class */
6191 case 0xed11: /* TCDB - test data class */
6192 case 0xed12: /* TCXB - test data class */
6193 case 0xed50: /* TDCET - test data class */
6194 case 0xed51: /* TDGET - test data group */
6195 case 0xed54: /* TDCDT - test data class */
6196 case 0xed55: /* TDGDT - test data group */
6197 case 0xed58: /* TDCXT - test data class */
6198 case 0xed59: /* TDGXT - test data group */
6200 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6204 /* 0xe322-0xe323 undefined */
6206 case 0xe324: /* STG - store */
6207 case 0xe325: /* NTSTG - nontransactional store */
6208 case 0xe326: /* CVDY - convert to decimal */
6209 case 0xe32f: /* STRVG - store reversed */
6210 case 0xebe3: /* STOCG - store on condition */
6211 case 0xed67: /* STDY - store */
6212 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
6213 if (record_full_arch_list_add_mem (oaddr
, 8))
6217 /* 0xe327-0xe329 undefined */
6218 /* 0xe32b-0xe32d undefined */
6220 case 0xe32e: /* CVDG - convert to decimal */
6221 case 0xe38e: /* STPQ - store pair to quadword */
6222 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
6223 if (record_full_arch_list_add_mem (oaddr
, 16))
6227 /* 0xe333 undefined */
6228 /* 0xe335 undefined */
6230 case 0xe336: /* PFD - prefetch data */
6233 /* 0xe337 undefined */
6234 /* 0xe33c-0xe33d undefined */
6236 case 0xe33e: /* STRV - store reversed */
6237 case 0xe350: /* STY - store */
6238 case 0xe3cb: /* STFH - store high */
6239 case 0xebe1: /* STOCFH - store high on condition */
6240 case 0xebf3: /* STOC - store on condition */
6241 case 0xed66: /* STEY - store */
6242 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
6243 if (record_full_arch_list_add_mem (oaddr
, 4))
6247 case 0xe33f: /* STRVH - store reversed */
6248 case 0xe370: /* STHY - store halfword */
6249 case 0xe3c7: /* STHH - store halfword high */
6250 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
6251 if (record_full_arch_list_add_mem (oaddr
, 2))
6255 /* 0xe340-0xe345 undefined */
6257 case 0xe347: /* BIC - branch indirect on condition */
6260 /* 0xe348-0xe34f undefined */
6261 /* 0xe352 undefined */
6263 case 0xe35c: /* MFY - multiply */
6264 case 0xe396: /* ML - multiply logical */
6265 case 0xe397: /* DL - divide logical */
6266 /* 32-bit gpr pair destination */
6267 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6269 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
6273 /* 0xe35d undefined */
6274 /* 0xe360-0xe36f undefined */
6276 case 0xe372: /* STCY - store character */
6277 case 0xe3c3: /* STCH - store character high */
6278 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
6279 if (record_full_arch_list_add_mem (oaddr
, 1))
6283 /* 0xe374 undefined */
6285 case 0xe375: /* LAEY - load address extended */
6286 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6288 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[2]))
6292 /* 0xe37d-0xe37f undefined */
6294 case 0xe385: /* LGAT - load and trap */
6295 case 0xe39c: /* LLGTAT - load logical thirty one bits and trap */
6296 case 0xe39d: /* LLGFAT - load logical and trap */
6297 case 0xe650: /* VCVB - vector convert to binary 32 bit*/
6298 case 0xe652: /* VCVBG - vector convert to binary 64 bit*/
6299 case 0xe721: /* VLGV - vector load gr from vr element */
6300 /* 64-bit gpr destination + fpc for possible DXC write */
6301 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6303 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6307 /* 0xe38a-0xe38d undefined */
6308 /* 0xe392-0xe393 undefined */
6309 /* 0xe39a-0xe39b undefined */
6310 /* 0xe39e undefined */
6312 case 0xe39f: /* LAT - load and trap */
6313 /* 32-bit gpr destination + fpc for possible DXC write */
6314 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6316 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6320 /* 0xe3a0-0xe3bf undefined */
6322 case 0xe3c0: /* LBH - load byte high */
6323 case 0xe3c2: /* LLCH - load logical character high */
6324 case 0xe3c4: /* LHH - load halfword high */
6325 case 0xe3c6: /* LLHH - load logical halfword high */
6326 case 0xe3ca: /* LFH - load high */
6327 case 0xebe0: /* LOCFH - load high on condition */
6328 /* 32-bit high gpr destination */
6329 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
6333 /* 0xe3c1 undefined */
6334 /* 0xe3c5 undefined */
6336 case 0xe3c8: /* LFHAT - load high and trap */
6337 /* 32-bit high gpr destination + fpc for possible DXC write */
6338 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
6340 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6344 /* 0xe3c9 undefined */
6345 /* 0xe3cc undefined */
6346 /* 0xe3ce undefined */
6347 /* 0xe3d0-0xe3ff undefined */
6349 case 0xe634: /* VPKZ - vector pack zoned */
6350 case 0xe635: /* VLRL - vector load rightmost with immed. length */
6351 case 0xe637: /* VLRLR - vector load rightmost with length */
6352 case 0xe649: /* VLIP - vector load immediate decimal */
6353 case 0xe700: /* VLEB - vector load element */
6354 case 0xe701: /* VLEH - vector load element */
6355 case 0xe702: /* VLEG - vector load element */
6356 case 0xe703: /* VLEF - vector load element */
6357 case 0xe704: /* VLLEZ - vector load logical element and zero */
6358 case 0xe705: /* VLREP - vector load and replicate */
6359 case 0xe706: /* VL - vector load */
6360 case 0xe707: /* VLBB - vector load to block bounduary */
6361 case 0xe712: /* VGEG - vector gather element */
6362 case 0xe713: /* VGEF - vector gather element */
6363 case 0xe722: /* VLVG - vector load vr element from gr */
6364 case 0xe730: /* VESL - vector element shift left */
6365 case 0xe733: /* VERLL - vector element rotate left logical */
6366 case 0xe737: /* VLL - vector load with length */
6367 case 0xe738: /* VESRL - vector element shift right logical */
6368 case 0xe73a: /* VESRA - vector element shift right arithmetic */
6369 case 0xe740: /* VLEIB - vector load element immediate */
6370 case 0xe741: /* VLEIH - vector load element immediate */
6371 case 0xe742: /* VLEIG - vector load element immediate */
6372 case 0xe743: /* VLEIF - vector load element immediate */
6373 case 0xe744: /* VGBM - vector generate byte mask */
6374 case 0xe745: /* VREPI - vector replicate immediate */
6375 case 0xe746: /* VGM - vector generate mask */
6376 case 0xe74d: /* VREP - vector replicate */
6377 case 0xe750: /* VPOPCT - vector population count */
6378 case 0xe752: /* VCTZ - vector count trailing zeros */
6379 case 0xe753: /* VCLZ - vector count leading zeros */
6380 case 0xe756: /* VLR - vector load */
6381 case 0xe75f: /* VSEG -vector sign extend to doubleword */
6382 case 0xe760: /* VMRL - vector merge low */
6383 case 0xe761: /* VMRH - vector merge high */
6384 case 0xe762: /* VLVGP - vector load vr from grs disjoint */
6385 case 0xe764: /* VSUM - vector sum across word */
6386 case 0xe765: /* VSUMG - vector sum across doubleword */
6387 case 0xe766: /* VCKSM - vector checksum */
6388 case 0xe767: /* VSUMQ - vector sum across quadword */
6389 case 0xe768: /* VN - vector and */
6390 case 0xe769: /* VNC - vector and with complement */
6391 case 0xe76a: /* VO - vector or */
6392 case 0xe76b: /* VNO - vector nor */
6393 case 0xe76c: /* VNX - vector not exclusive or */
6394 case 0xe76d: /* VX - vector xor */
6395 case 0xe76e: /* VNN - vector nand */
6396 case 0xe76f: /* VOC - vector or with complement */
6397 case 0xe770: /* VESLV - vector element shift left */
6398 case 0xe772: /* VERIM - vector element rotate and insert under mask */
6399 case 0xe773: /* VERLLV - vector element rotate left logical */
6400 case 0xe774: /* VSL - vector shift left */
6401 case 0xe775: /* VSLB - vector shift left by byte */
6402 case 0xe777: /* VSLDB - vector shift left double by byte */
6403 case 0xe778: /* VESRLV - vector element shift right logical */
6404 case 0xe77a: /* VESRAV - vector element shift right arithmetic */
6405 case 0xe77c: /* VSRL - vector shift right logical */
6406 case 0xe77d: /* VSRLB - vector shift right logical by byte */
6407 case 0xe77e: /* VSRA - vector shift right arithmetic */
6408 case 0xe77f: /* VSRAB - vector shift right arithmetic by byte */
6409 case 0xe784: /* VPDI - vector permute doubleword immediate */
6410 case 0xe785: /* VBPERM - vector bit permute */
6411 case 0xe78c: /* VPERM - vector permute */
6412 case 0xe78d: /* VSEL - vector select */
6413 case 0xe78e: /* VFMS - vector fp multiply and subtract */
6414 case 0xe78f: /* VFMA - vector fp multiply and add */
6415 case 0xe794: /* VPK - vector pack */
6416 case 0xe79e: /* VFNMS - vector fp negative multiply and subtract */
6417 case 0xe79f: /* VFNMA - vector fp negative multiply and add */
6418 case 0xe7a1: /* VMLH - vector multiply logical high */
6419 case 0xe7a2: /* VML - vector multiply low */
6420 case 0xe7a3: /* VMH - vector multiply high */
6421 case 0xe7a4: /* VMLE - vector multiply logical even */
6422 case 0xe7a5: /* VMLO - vector multiply logical odd */
6423 case 0xe7a6: /* VME - vector multiply even */
6424 case 0xe7a7: /* VMO - vector multiply odd */
6425 case 0xe7a9: /* VMALH - vector multiply and add logical high */
6426 case 0xe7aa: /* VMAL - vector multiply and add low */
6427 case 0xe7ab: /* VMAH - vector multiply and add high */
6428 case 0xe7ac: /* VMALE - vector multiply and add logical even */
6429 case 0xe7ad: /* VMALO - vector multiply and add logical odd */
6430 case 0xe7ae: /* VMAE - vector multiply and add even */
6431 case 0xe7af: /* VMAO - vector multiply and add odd */
6432 case 0xe7b4: /* VGFM - vector Galois field multiply sum */
6433 case 0xe7b8: /* VMSL - vector multiply sum logical */
6434 case 0xe7b9: /* VACCC - vector add with carry compute carry */
6435 case 0xe7bb: /* VAC - vector add with carry */
6436 case 0xe7bc: /* VGFMA - vector Galois field multiply sum and accumulate */
6437 case 0xe7bd: /* VSBCBI - vector subtract with borrow compute borrow indication */
6438 case 0xe7bf: /* VSBI - vector subtract with borrow indication */
6439 case 0xe7c0: /* VCLGD - vector convert to logical 64-bit */
6440 case 0xe7c1: /* VCDLG - vector convert from logical 64-bit */
6441 case 0xe7c2: /* VCGD - vector convert to fixed 64-bit */
6442 case 0xe7c3: /* VCDG - vector convert from fixed 64-bit */
6443 case 0xe7c4: /* VLDE/VFLL - vector fp load lengthened */
6444 case 0xe7c5: /* VLED/VFLR - vector fp load rounded */
6445 case 0xe7c7: /* VFI - vector load fp integer */
6446 case 0xe7cc: /* VFPSO - vector fp perform sign operation */
6447 case 0xe7ce: /* VFSQ - vector fp square root */
6448 case 0xe7d4: /* VUPLL - vector unpack logical low */
6449 case 0xe7d6: /* VUPL - vector unpack low */
6450 case 0xe7d5: /* VUPLH - vector unpack logical high */
6451 case 0xe7d7: /* VUPH - vector unpack high */
6452 case 0xe7de: /* VLC - vector load complement */
6453 case 0xe7df: /* VLP - vector load positive */
6454 case 0xe7e2: /* VFA - vector fp subtract */
6455 case 0xe7e3: /* VFA - vector fp add */
6456 case 0xe7e5: /* VFD - vector fp divide */
6457 case 0xe7e7: /* VFM - vector fp multiply */
6458 case 0xe7ee: /* VFMIN - vector fp minimum */
6459 case 0xe7ef: /* VFMAX - vector fp maximum */
6460 case 0xe7f0: /* VAVGL - vector average logical */
6461 case 0xe7f1: /* VACC - vector add and compute carry */
6462 case 0xe7f2: /* VAVG - vector average */
6463 case 0xe7f3: /* VA - vector add */
6464 case 0xe7f5: /* VSCBI - vector subtract compute borrow indication */
6465 case 0xe7f7: /* VS - vector subtract */
6466 case 0xe7fc: /* VMNL - vector minimum logical */
6467 case 0xe7fd: /* VMXL - vector maximum logical */
6468 case 0xe7fe: /* VMN - vector minimum */
6469 case 0xe7ff: /* VMX - vector maximum */
6470 /* vector destination + FPC */
6471 if (s390_record_vr (gdbarch
, regcache
, ivec
[0]))
6473 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6477 case 0xe63d: /* VSTRL - vector store rightmost with immed. length */
6478 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6479 if (record_full_arch_list_add_mem (oaddr
, inib
[3] + 1))
6481 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6485 case 0xe708: /* VSTEB - vector store element */
6486 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
6487 if (record_full_arch_list_add_mem (oaddr
, 1))
6489 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6493 case 0xe709: /* VSTEH - vector store element */
6494 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
6495 if (record_full_arch_list_add_mem (oaddr
, 2))
6497 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6501 case 0xe70a: /* VSTEG - vector store element */
6502 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
6503 if (record_full_arch_list_add_mem (oaddr
, 8))
6505 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6509 case 0xe70b: /* VSTEF - vector store element */
6510 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
6511 if (record_full_arch_list_add_mem (oaddr
, 4))
6513 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6517 /* 0xe70c-0xe70d undefined */
6519 case 0xe70e: /* VST - vector store */
6520 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
6521 if (record_full_arch_list_add_mem (oaddr
, 16))
6523 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6527 /* 0xe70f-0xe711 undefined */
6528 /* 0xe714-0xe719 undefined */
6530 case 0xe71a: /* VSCEG - vector scatter element */
6531 if (s390_record_calc_disp_vsce (gdbarch
, regcache
, ivec
[1], inib
[8], 8, insn
[1], 0, &oaddr
))
6533 if (record_full_arch_list_add_mem (oaddr
, 8))
6535 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6539 case 0xe71b: /* VSCEF - vector scatter element */
6540 if (s390_record_calc_disp_vsce (gdbarch
, regcache
, ivec
[1], inib
[8], 4, insn
[1], 0, &oaddr
))
6542 if (record_full_arch_list_add_mem (oaddr
, 4))
6544 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6548 /* 0xe71c-0xe720 undefined */
6549 /* 0xe723-0xe726 undefined */
6550 /* 0xe728-0xe72f undefined */
6551 /* 0xe731-0xe732 undefined */
6552 /* 0xe734-0xe735 undefined */
6554 case 0xe736: /* VLM - vector load multiple */
6555 for (i
= ivec
[0]; i
!= ivec
[1]; i
++, i
&= 0x1f)
6556 if (s390_record_vr (gdbarch
, regcache
, i
))
6558 if (s390_record_vr (gdbarch
, regcache
, ivec
[1]))
6560 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6564 /* 0xe739 undefined */
6565 /* 0xe73b-0xe73d undefined */
6567 case 0xe73e: /* VSTM - vector store multiple */
6568 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6569 if (ivec
[0] <= ivec
[1])
6570 n
= ivec
[1] - ivec
[0] + 1;
6572 n
= ivec
[1] + 0x20 - ivec
[0] + 1;
6573 if (record_full_arch_list_add_mem (oaddr
, n
* 16))
6575 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6579 case 0xe63c: /* VUPKZ - vector unpack zoned */
6580 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6581 if (record_full_arch_list_add_mem (oaddr
, (ibyte
[1] + 1) & 31))
6583 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6587 case 0xe63f: /* VSTRLR - vector store rightmost with length */
6588 case 0xe73f: /* VSTL - vector store with length */
6589 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6590 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[3], &tmp
);
6594 if (record_full_arch_list_add_mem (oaddr
, tmp
+ 1))
6596 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6600 /* 0xe747-0xe749 undefined */
6602 case 0xe658: /* VCVD - vector convert to decimal 32 bit */
6603 case 0xe659: /* VSRP - vector shift and round decimal */
6604 case 0xe65a: /* VCVDG - vector convert to decimal 64 bit*/
6605 case 0xe65b: /* VPSOP - vector perform sign operation decimal */
6606 case 0xe671: /* VAP - vector add decimal */
6607 case 0xe673: /* VSP - vector subtract decimal */
6608 case 0xe678: /* VMP - vector multiply decimal */
6609 case 0xe679: /* VMSP - vector multiply decimal */
6610 case 0xe67a: /* VDP - vector divide decimal */
6611 case 0xe67b: /* VRP - vector remainder decimal */
6612 case 0xe67e: /* VSDP - vector shift and divide decimal */
6613 case 0xe74a: /* VFTCI - vector fp test data class immediate */
6614 case 0xe75c: /* VISTR - vector isolate string */
6615 case 0xe780: /* VFEE - vector find element equal */
6616 case 0xe781: /* VFENE - vector find element not equal */
6617 case 0xe782: /* VFA - vector find any element equal */
6618 case 0xe78a: /* VSTRC - vector string range compare */
6619 case 0xe795: /* VPKLS - vector pack logical saturate */
6620 case 0xe797: /* VPKS - vector pack saturate */
6621 case 0xe7e8: /* VFCE - vector fp compare equal */
6622 case 0xe7ea: /* VFCHE - vector fp compare high or equal */
6623 case 0xe7eb: /* VFCH - vector fp compare high */
6624 case 0xe7f8: /* VCEQ - vector compare equal */
6625 case 0xe7f9: /* VCHL - vector compare high logical */
6626 case 0xe7fb: /* VCH - vector compare high */
6627 /* vector destination + flags + FPC */
6628 if (s390_record_vr (gdbarch
, regcache
, ivec
[0]))
6630 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6632 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6636 case 0xe65f: /* VTP - vector test decimal */
6638 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6640 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6644 /* 0xe74b-0xe74c undefined */
6645 /* 0xe74e-0xe74f undefined */
6646 /* 0xe751 undefined */
6647 /* 0xe754-0xe755 undefined */
6648 /* 0xe757-0xe75b undefined */
6649 /* 0xe75d-0xe75e undefined */
6650 /* 0xe763 undefined */
6651 /* 0xe771 undefined */
6652 /* 0xe776 undefined */
6653 /* 0xe779 undefined */
6654 /* 0xe77b undefined */
6655 /* 0xe783 undefined */
6656 /* 0xe786-0xe789 undefined */
6657 /* 0xe78b undefined */
6658 /* 0xe790-0xe793 undefined */
6659 /* 0xe796 undefined */
6660 /* 0xe798-0xe79d undefined */
6661 /* 0xe7a0 undefined */
6662 /* 0xe7a8 undefined */
6663 /* 0xe7b0-0xe7b3 undefined */
6664 /* 0xe7b5-0xe7b7 undefined */
6665 /* 0xe7ba undefined */
6666 /* 0xe7be undefined */
6667 /* 0xe7c6 undefined */
6668 /* 0xe7c8-0xe7c9 undefined */
6670 case 0xe677: /* VCP - vector compare decimal */
6671 case 0xe7ca: /* WFK - vector fp compare and signal scalar */
6672 case 0xe7cb: /* WFC - vector fp compare scalar */
6673 case 0xe7d8: /* VTM - vector test under mask */
6674 case 0xe7d9: /* VECL - vector element compare logical */
6675 case 0xe7db: /* VEC - vector element compare */
6676 case 0xed08: /* KEB - compare and signal */
6677 case 0xed09: /* CEB - compare */
6678 case 0xed18: /* KDB - compare and signal */
6679 case 0xed19: /* CDB - compare */
6680 /* flags + fpc only */
6681 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6683 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6687 /* 0xe7cd undefined */
6688 /* 0xe7cf-0xe7d3 undefined */
6689 /* 0xe7da undefined */
6690 /* 0xe7dc-0xe7dd undefined */
6691 /* 0xe7e0-0xe7e1 undefined */
6692 /* 0xe7e4 undefined */
6693 /* 0xe7e6 undefined */
6694 /* 0xe7e9 undefined */
6695 /* 0xe7ec-0xe7ed undefined */
6696 /* 0xe7f4 undefined */
6697 /* 0xe7f6 undefined */
6698 /* 0xe7fa undefined */
6700 /* 0xeb00-0xeb03 undefined */
6702 case 0xeb04: /* LMG - load multiple */
6703 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
6704 if (s390_record_gpr_g (gdbarch
, regcache
, i
))
6706 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[3]))
6710 /* 0xeb05-0xeb09 undefined */
6711 /* 0xeb0e undefined */
6712 /* 0xeb0f privileged: TRACG */
6713 /* 0xeb10-0xeb13 undefined */
6715 case 0xeb14: /* CSY - compare and swap */
6716 case 0xebf4: /* LAN - load and and */
6717 case 0xebf6: /* LAO - load and or */
6718 case 0xebf7: /* LAX - load and xor */
6719 case 0xebf8: /* LAA - load and add */
6720 case 0xebfa: /* LAAL - load and add logical */
6721 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6722 if (record_full_arch_list_add_mem (oaddr
, 4))
6724 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6726 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6730 /* 0xeb15-0xeb1b undefined */
6731 /* 0xeb1e-0xeb1f undefined */
6732 /* 0xeb22 undefined */
6734 case 0xeb23: /* CLT - compare logical and trap */
6735 case 0xeb2b: /* CLGT - compare logical and trap */
6736 /* fpc only - including possible DXC write for trapping insns */
6737 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6741 case 0xeb24: /* STMG - store multiple */
6742 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6743 if (inib
[2] <= inib
[3])
6744 n
= inib
[3] - inib
[2] + 1;
6746 n
= inib
[3] + 0x10 - inib
[2] + 1;
6747 if (record_full_arch_list_add_mem (oaddr
, n
* 8))
6751 /* 0xeb25 privileged */
6753 case 0xeb26: /* STMH - store multiple high */
6754 case 0xeb90: /* STMY - store multiple */
6755 case 0xeb9b: /* STAMY - store access multiple */
6756 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6757 if (inib
[2] <= inib
[3])
6758 n
= inib
[3] - inib
[2] + 1;
6760 n
= inib
[3] + 0x10 - inib
[2] + 1;
6761 if (record_full_arch_list_add_mem (oaddr
, n
* 4))
6765 /* 0xeb27-0xeb2a undefined */
6767 case 0xeb2c: /* STCMH - store characters under mask */
6768 case 0xeb2d: /* STCMY - store characters under mask */
6769 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6770 if (record_full_arch_list_add_mem (oaddr
, s390_popcnt (inib
[3])))
6774 /* 0xeb2e undefined */
6775 /* 0xeb2f privileged */
6777 case 0xeb30: /* CSG - compare and swap */
6778 case 0xebe4: /* LANG - load and and */
6779 case 0xebe6: /* LAOG - load and or */
6780 case 0xebe7: /* LAXG - load and xor */
6781 case 0xebe8: /* LAAG - load and add */
6782 case 0xebea: /* LAALG - load and add logical */
6783 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6784 if (record_full_arch_list_add_mem (oaddr
, 8))
6786 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6788 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6792 case 0xeb31: /* CDSY - compare double and swap */
6793 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6794 if (record_full_arch_list_add_mem (oaddr
, 8))
6796 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6798 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
6800 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6804 /* 0xeb32-0xeb3d undefined */
6806 case 0xeb3e: /* CDSG - compare double and swap */
6807 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6808 if (record_full_arch_list_add_mem (oaddr
, 16))
6810 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6812 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2] | 1))
6814 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6818 /* 0xeb3f-0xeb43 undefined */
6819 /* 0xeb46-0xeb4b undefined */
6820 /* 0xeb4d-0xeb50 undefined */
6822 case 0xeb52: /* MVIY - move */
6823 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6824 if (record_full_arch_list_add_mem (oaddr
, 1))
6828 case 0xeb54: /* NIY - and */
6829 case 0xeb56: /* OIY - or */
6830 case 0xeb57: /* XIY - xor */
6831 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6832 if (record_full_arch_list_add_mem (oaddr
, 1))
6834 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6838 /* 0xeb53 undefined */
6839 /* 0xeb58-0xeb69 undefined */
6841 case 0xeb6a: /* ASI - add immediate */
6842 case 0xeb6e: /* ALSI - add immediate */
6843 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6844 if (record_full_arch_list_add_mem (oaddr
, 4))
6846 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6850 /* 0xeb6b-0xeb6d undefined */
6851 /* 0xeb6f-0xeb79 undefined */
6853 case 0xeb7a: /* AGSI - add immediate */
6854 case 0xeb7e: /* ALGSI - add immediate */
6855 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6856 if (record_full_arch_list_add_mem (oaddr
, 8))
6858 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6862 /* 0xeb7b-0xeb7d undefined */
6863 /* 0xeb7f undefined */
6865 case 0xeb80: /* ICMH - insert characters under mask */
6866 /* 32-bit high gpr destination + flags */
6867 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
6869 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6873 /* 0xeb82-0xeb8d undefined */
6875 case 0xeb8e: /* MVCLU - move long unicode [partial] */
6876 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
6877 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
6878 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1), &tmp
);
6879 if (record_full_arch_list_add_mem (oaddr
, tmp
))
6881 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6883 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
6885 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
6887 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
6889 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6893 case 0xeb8f: /* CLCLU - compare logical long unicode [partial] */
6894 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6896 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
6898 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
6900 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
6902 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6906 /* 0xeb91-0xeb95 undefined */
6908 case 0xeb96: /* LMH - load multiple high */
6909 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
6910 if (s390_record_gpr_h (gdbarch
, regcache
, i
))
6912 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[3]))
6916 /* 0xeb97 undefined */
6918 case 0xeb98: /* LMY - load multiple */
6919 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
6920 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
6922 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
6926 /* 0xeb99 undefined */
6928 case 0xeb9a: /* LAMY - load access multiple */
6929 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
6930 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ i
))
6932 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[3]))
6936 /* 0xeb9c-0xebbf undefined */
6937 /* 0xebc1-0xebdb undefined */
6938 /* 0xebe5 undefined */
6939 /* 0xebe9 undefined */
6940 /* 0xebeb-0xebf1 undefined */
6941 /* 0xebf5 undefined */
6942 /* 0xebf9 undefined */
6943 /* 0xebfb-0xebff undefined */
6945 /* 0xed00-0xed03 undefined */
6947 case 0xed04: /* LDEB - load lengthened */
6948 case 0xed0c: /* MDEB - multiply */
6949 case 0xed0d: /* DEB - divide */
6950 case 0xed14: /* SQEB - square root */
6951 case 0xed15: /* SQDB - square root */
6952 case 0xed17: /* MEEB - multiply */
6953 case 0xed1c: /* MDB - multiply */
6954 case 0xed1d: /* DDB - divide */
6955 /* float destination + fpc */
6956 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
6958 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6962 case 0xed05: /* LXDB - load lengthened */
6963 case 0xed06: /* LXEB - load lengthened */
6964 case 0xed07: /* MXDB - multiply */
6965 /* float pair destination + fpc */
6966 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
6968 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[2] | 2)))
6970 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6974 case 0xed0a: /* AEB - add */
6975 case 0xed0b: /* SEB - subtract */
6976 case 0xed1a: /* ADB - add */
6977 case 0xed1b: /* SDB - subtract */
6978 /* float destination + flags + fpc */
6979 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
6981 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6983 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6987 case 0xed0e: /* MAEB - multiply and add */
6988 case 0xed0f: /* MSEB - multiply and subtract */
6989 case 0xed1e: /* MADB - multiply and add */
6990 case 0xed1f: /* MSDB - multiply and subtract */
6991 case 0xed40: /* SLDT - shift significand left */
6992 case 0xed41: /* SRDT - shift significand right */
6993 case 0xedaa: /* CDZT - convert from zoned */
6994 case 0xedae: /* CDPT - convert from packed */
6995 /* float destination [RXF] + fpc */
6996 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[8]))
6998 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
7002 /* 0xed13 undefined */
7003 /* 0xed16 undefined */
7004 /* 0xed20-0xed23 undefined */
7006 case 0xed24: /* LDE - load lengthened */
7007 case 0xed34: /* SQE - square root */
7008 case 0xed35: /* SQD - square root */
7009 case 0xed37: /* MEE - multiply */
7010 case 0xed64: /* LEY - load */
7011 case 0xed65: /* LDY - load */
7012 /* float destination */
7013 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
7017 case 0xed25: /* LXD - load lengthened */
7018 case 0xed26: /* LXE - load lengthened */
7019 /* float pair destination */
7020 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
7022 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[2] | 2)))
7026 /* 0xed27-0xed2d undefined */
7028 case 0xed2e: /* MAE - multiply and add */
7029 case 0xed2f: /* MSE - multiply and subtract */
7030 case 0xed38: /* MAYL - multiply and add unnormalized */
7031 case 0xed39: /* MYL - multiply unnormalized */
7032 case 0xed3c: /* MAYH - multiply and add unnormalized */
7033 case 0xed3d: /* MYH - multiply unnormalized */
7034 case 0xed3e: /* MAD - multiply and add */
7035 case 0xed3f: /* MSD - multiply and subtract */
7036 /* float destination [RXF] */
7037 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[8]))
7041 /* 0xed30-0xed33 undefined */
7042 /* 0xed36 undefined */
7044 case 0xed3a: /* MAY - multiply and add unnormalized */
7045 case 0xed3b: /* MY - multiply unnormalized */
7046 /* float pair destination [RXF] */
7047 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[8]))
7049 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[8] | 2)))
7053 /* 0xed42-0xed47 undefind */
7055 case 0xed48: /* SLXT - shift significand left */
7056 case 0xed49: /* SRXT - shift significand right */
7057 case 0xedab: /* CXZT - convert from zoned */
7058 case 0xedaf: /* CXPT - convert from packed */
7059 /* float pair destination [RXF] + fpc */
7060 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[8]))
7062 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[8] | 2)))
7064 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
7068 /* 0xed4a-0xed4f undefind */
7069 /* 0xed52-0xed53 undefind */
7070 /* 0xed56-0xed57 undefind */
7071 /* 0xed5a-0xed63 undefind */
7072 /* 0xed68-0xeda7 undefined */
7074 case 0xeda8: /* CZDT - convert to zoned */
7075 case 0xeda9: /* CZXT - convert to zoned */
7076 case 0xedac: /* CPDT - convert to packed */
7077 case 0xedad: /* CPXT - convert to packed */
7078 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7079 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
7081 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7085 /* 0xedb0-0xedff undefined */
7092 /* 0xe4 undefined */
7095 /* SSE/SIL-format instruction */
7098 /* 0xe500-0xe543 undefined, privileged, or unsupported */
7100 case 0xe544: /* MVHHI - move */
7101 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7102 if (record_full_arch_list_add_mem (oaddr
, 2))
7106 /* 0xe545-0xe547 undefined */
7108 case 0xe548: /* MVGHI - move */
7109 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7110 if (record_full_arch_list_add_mem (oaddr
, 8))
7114 /* 0xe549-0xe54b undefined */
7116 case 0xe54c: /* MVHI - move */
7117 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7118 if (record_full_arch_list_add_mem (oaddr
, 4))
7122 /* 0xe54d-0xe553 undefined */
7124 case 0xe554: /* CHHSI - compare halfword immediate */
7125 case 0xe555: /* CLHHSI - compare logical immediate */
7126 case 0xe558: /* CGHSI - compare halfword immediate */
7127 case 0xe559: /* CLGHSI - compare logical immediate */
7128 case 0xe55c: /* CHSI - compare halfword immediate */
7129 case 0xe55d: /* CLFHSI - compare logical immediate */
7130 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7134 /* 0xe556-0xe557 undefined */
7135 /* 0xe55a-0xe55b undefined */
7136 /* 0xe55e-0xe55f undefined */
7138 case 0xe560: /* TBEGIN - transaction begin */
7139 /* The transaction will be immediately aborted after this
7140 instruction, due to single-stepping. This instruction is
7141 only supported so that the program can fail a few times
7142 and go to the non-transactional fallback. */
7145 /* Transaction diagnostic block - user. */
7146 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7147 if (record_full_arch_list_add_mem (oaddr
, 256))
7150 /* Transaction diagnostic block - supervisor. */
7151 if (record_full_arch_list_add_reg (regcache
, S390_TDB_DWORD0_REGNUM
))
7153 if (record_full_arch_list_add_reg (regcache
, S390_TDB_ABORT_CODE_REGNUM
))
7155 if (record_full_arch_list_add_reg (regcache
, S390_TDB_CONFLICT_TOKEN_REGNUM
))
7157 if (record_full_arch_list_add_reg (regcache
, S390_TDB_ATIA_REGNUM
))
7159 for (i
= 0; i
< 16; i
++)
7160 if (record_full_arch_list_add_reg (regcache
, S390_TDB_R0_REGNUM
+ i
))
7163 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7167 /* 0xe561 unsupported: TBEGINC */
7168 /* 0xe562-0xe5ff undefined */
7176 /* RIE/RIS/RRS-format instruction */
7177 switch (ibyte
[0] << 8 | ibyte
[5])
7179 /* 0xec00-0xec41 undefined */
7181 case 0xec42: /* LOCHI - load halfword immediate on condition */
7182 case 0xec51: /* RISBLG - rotate then insert selected bits low */
7183 /* 32-bit or native gpr destination */
7184 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
7188 /* 0xec43 undefined */
7190 case 0xec44: /* BRXHG - branch relative on index high */
7191 case 0xec45: /* BRXLG - branch relative on index low or equal */
7192 case 0xec46: /* LOCGHI - load halfword immediate on condition */
7193 case 0xec59: /* RISBGN - rotate then insert selected bits */
7194 /* 64-bit gpr destination */
7195 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
7199 /* 0xec47-0xec4d undefined */
7201 case 0xec4e: /* LOCHHI - load halfword immediate on condition */
7202 case 0xec5d: /* RISBHG - rotate then insert selected bits high */
7203 /* 32-bit high gpr destination */
7204 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
7208 /* 0xec4f-0xec50 undefined */
7209 /* 0xec52-0xec53 undefined */
7211 case 0xec54: /* RNSBG - rotate then and selected bits */
7212 case 0xec55: /* RISBG - rotate then insert selected bits */
7213 case 0xec56: /* ROSBG - rotate then or selected bits */
7214 case 0xec57: /* RXSBG - rotate then xor selected bits */
7215 case 0xecd9: /* AGHIK - add immediate */
7216 case 0xecdb: /* ALGHSIK - add logical immediate */
7217 /* 64-bit gpr destination + flags */
7218 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
7220 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7224 /* 0xec58 undefined */
7225 /* 0xec5a-0xec5c undefined */
7226 /* 0xec5e-0xec63 undefined */
7228 case 0xec64: /* CGRJ - compare and branch relative */
7229 case 0xec65: /* CLGRJ - compare logical and branch relative */
7230 case 0xec76: /* CRJ - compare and branch relative */
7231 case 0xec77: /* CLRJ - compare logical and branch relative */
7232 case 0xec7c: /* CGIJ - compare immediate and branch relative */
7233 case 0xec7d: /* CLGIJ - compare logical immediate and branch relative */
7234 case 0xec7e: /* CIJ - compare immediate and branch relative */
7235 case 0xec7f: /* CLIJ - compare logical immediate and branch relative */
7236 case 0xece4: /* CGRB - compare and branch */
7237 case 0xece5: /* CLGRB - compare logical and branch */
7238 case 0xecf6: /* CRB - compare and branch */
7239 case 0xecf7: /* CLRB - compare logical and branch */
7240 case 0xecfc: /* CGIB - compare immediate and branch */
7241 case 0xecfd: /* CLGIB - compare logical immediate and branch */
7242 case 0xecfe: /* CIB - compare immediate and branch */
7243 case 0xecff: /* CLIB - compare logical immediate and branch */
7246 /* 0xec66-0xec6f undefined */
7248 case 0xec70: /* CGIT - compare immediate and trap */
7249 case 0xec71: /* CLGIT - compare logical immediate and trap */
7250 case 0xec72: /* CIT - compare immediate and trap */
7251 case 0xec73: /* CLFIT - compare logical immediate and trap */
7252 /* fpc only - including possible DXC write for trapping insns */
7253 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
7257 /* 0xec74-0xec75 undefined */
7258 /* 0xec78-0xec7b undefined */
7260 /* 0xec80-0xecd7 undefined */
7262 case 0xecd8: /* AHIK - add immediate */
7263 case 0xecda: /* ALHSIK - add logical immediate */
7264 /* 32-bit gpr destination + flags */
7265 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
7267 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7271 /* 0xecdc-0xece3 undefined */
7272 /* 0xece6-0xecf5 undefined */
7273 /* 0xecf8-0xecfb undefined */
7280 case 0xee: /* PLO - perform locked operation */
7281 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
7282 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7283 oaddr2
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[2], 0);
7286 uint8_t fc
= tmp
& 0xff;
7292 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
7295 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
7299 case 0x01: /* CLG */
7301 if (record_full_arch_list_add_mem (oaddr2
+ 0x08, 8))
7304 if (record_full_arch_list_add_mem (oaddr2
+ 0x28, 8))
7308 case 0x02: /* CLGR */
7310 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
7313 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[3]))
7317 case 0x03: /* CLX */
7319 if (record_full_arch_list_add_mem (oaddr2
+ 0x00, 16))
7322 if (record_full_arch_list_add_mem (oaddr2
+ 0x20, 16))
7326 case 0x08: /* DCS */
7328 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
7331 case 0x0c: /* CSST */
7333 if (record_full_arch_list_add_mem (oaddr2
, 4))
7337 case 0x14: /* CSTST */
7339 if (target_read_memory (oaddr2
+ 0x88, buf
, 8))
7341 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7342 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7343 if (record_full_arch_list_add_mem (oaddr3
, 4))
7346 case 0x10: /* CSDST */
7348 if (target_read_memory (oaddr2
+ 0x68, buf
, 8))
7350 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7351 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7352 if (record_full_arch_list_add_mem (oaddr3
, 4))
7355 if (target_read_memory (oaddr2
+ 0x48, buf
, 8))
7357 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7358 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7359 if (record_full_arch_list_add_mem (oaddr3
, 4))
7365 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
7368 if (record_full_arch_list_add_mem (oaddr
, 4))
7372 case 0x09: /* DCSG */
7374 if (record_full_arch_list_add_mem (oaddr2
+ 0x28, 8))
7378 case 0x15: /* CSTSTG */
7380 if (target_read_memory (oaddr2
+ 0x88, buf
, 8))
7382 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7383 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7384 if (record_full_arch_list_add_mem (oaddr3
, 8))
7387 case 0x11: /* CSDSTG */
7389 if (target_read_memory (oaddr2
+ 0x68, buf
, 8))
7391 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7392 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7393 if (record_full_arch_list_add_mem (oaddr3
, 8))
7396 case 0x0d: /* CSSTG */
7399 if (target_read_memory (oaddr2
+ 0x48, buf
, 8))
7401 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7402 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7403 if (record_full_arch_list_add_mem (oaddr3
, 8))
7406 case 0x05: /* CSG */
7408 if (record_full_arch_list_add_mem (oaddr2
+ 0x08, 8))
7411 if (record_full_arch_list_add_mem (oaddr
, 8))
7415 case 0x0a: /* DCSGR */
7417 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[3]))
7420 case 0x0e: /* CSSTGR */
7422 if (record_full_arch_list_add_mem (oaddr2
, 8))
7426 case 0x16: /* CSTSTGR */
7428 if (target_read_memory (oaddr2
+ 0x88, buf
, 8))
7430 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7431 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7432 if (record_full_arch_list_add_mem (oaddr3
, 8))
7435 case 0x12: /* CSDSTGR */
7437 if (target_read_memory (oaddr2
+ 0x68, buf
, 8))
7439 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7440 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7441 if (record_full_arch_list_add_mem (oaddr3
, 8))
7444 if (target_read_memory (oaddr2
+ 0x48, buf
, 8))
7446 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7447 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7448 if (record_full_arch_list_add_mem (oaddr3
, 8))
7451 case 0x06: /* CSGR */
7454 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
7457 if (record_full_arch_list_add_mem (oaddr
, 8))
7461 case 0x0b: /* DCSX */
7463 if (record_full_arch_list_add_mem (oaddr2
+ 0x20, 16))
7467 case 0x17: /* CSTSTX */
7469 if (target_read_memory (oaddr2
+ 0x88, buf
, 8))
7471 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7472 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7473 if (record_full_arch_list_add_mem (oaddr3
, 16))
7476 case 0x13: /* CSDSTX */
7478 if (target_read_memory (oaddr2
+ 0x68, buf
, 8))
7480 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7481 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7482 if (record_full_arch_list_add_mem (oaddr3
, 16))
7485 case 0x0f: /* CSSTX */
7488 if (target_read_memory (oaddr2
+ 0x48, buf
, 8))
7490 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7491 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7492 if (record_full_arch_list_add_mem (oaddr3
, 16))
7495 case 0x07: /* CSX */
7497 if (record_full_arch_list_add_mem (oaddr2
+ 0x00, 16))
7500 if (record_full_arch_list_add_mem (oaddr
, 16))
7505 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown PLO FC %02x at %s.\n",
7506 fc
, paddress (gdbarch
, addr
));
7510 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7514 case 0xef: /* LMD - load multiple disjoint */
7515 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
7516 if (s390_record_gpr_g (gdbarch
, regcache
, i
))
7518 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[3]))
7522 case 0xf0: /* SRP - shift and round decimal */
7523 case 0xf8: /* ZAP - zero and add */
7524 case 0xfa: /* AP - add decimal */
7525 case 0xfb: /* SP - subtract decimal */
7526 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7527 if (record_full_arch_list_add_mem (oaddr
, inib
[2] + 1))
7529 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7531 /* DXC may be written */
7532 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
7536 case 0xf1: /* MVO - move with offset */
7537 case 0xf2: /* PACK - pack */
7538 case 0xf3: /* UNPK - unpack */
7539 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7540 if (record_full_arch_list_add_mem (oaddr
, inib
[2] + 1))
7544 /* 0xf4-0xf7 undefined */
7546 case 0xf9: /* CP - compare decimal */
7547 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7549 /* DXC may be written */
7550 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
7554 case 0xfc: /* MP - multiply decimal */
7555 case 0xfd: /* DP - divide decimal */
7556 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7557 if (record_full_arch_list_add_mem (oaddr
, inib
[2] + 1))
7559 /* DXC may be written */
7560 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
7564 /* 0xfe-0xff undefined */
7568 fprintf_unfiltered (gdb_stdlog
, "Warning: Don't know how to record %04x "
7569 "at %s.\n", insn
[0], paddress (gdbarch
, addr
));
7573 if (record_full_arch_list_add_reg (regcache
, S390_PSWA_REGNUM
))
7575 if (record_full_arch_list_add_end ())
7580 /* Initialize linux_record_tdep if not initialized yet. */
7583 s390_init_linux_record_tdep (struct linux_record_tdep
*record_tdep
,
7584 enum s390_abi_kind abi
)
7586 /* These values are the size of the type that will be used in a system
7587 call. They are obtained from Linux Kernel source. */
7589 if (abi
== ABI_LINUX_ZSERIES
)
7591 record_tdep
->size_pointer
= 8;
7592 /* no _old_kernel_stat */
7593 record_tdep
->size_tms
= 32;
7594 record_tdep
->size_loff_t
= 8;
7595 record_tdep
->size_flock
= 32;
7596 record_tdep
->size_ustat
= 32;
7597 record_tdep
->size_old_sigaction
= 32;
7598 record_tdep
->size_old_sigset_t
= 8;
7599 record_tdep
->size_rlimit
= 16;
7600 record_tdep
->size_rusage
= 144;
7601 record_tdep
->size_timeval
= 16;
7602 record_tdep
->size_timezone
= 8;
7603 /* old_[ug]id_t never used */
7604 record_tdep
->size_fd_set
= 128;
7605 record_tdep
->size_old_dirent
= 280;
7606 record_tdep
->size_statfs
= 88;
7607 record_tdep
->size_statfs64
= 88;
7608 record_tdep
->size_sockaddr
= 16;
7609 record_tdep
->size_int
= 4;
7610 record_tdep
->size_long
= 8;
7611 record_tdep
->size_ulong
= 8;
7612 record_tdep
->size_msghdr
= 56;
7613 record_tdep
->size_itimerval
= 32;
7614 record_tdep
->size_stat
= 144;
7615 /* old_utsname unused */
7616 record_tdep
->size_sysinfo
= 112;
7617 record_tdep
->size_msqid_ds
= 120;
7618 record_tdep
->size_shmid_ds
= 112;
7619 record_tdep
->size_new_utsname
= 390;
7620 record_tdep
->size_timex
= 208;
7621 record_tdep
->size_mem_dqinfo
= 24;
7622 record_tdep
->size_if_dqblk
= 72;
7623 record_tdep
->size_fs_quota_stat
= 80;
7624 record_tdep
->size_timespec
= 16;
7625 record_tdep
->size_pollfd
= 8;
7626 record_tdep
->size_NFS_FHSIZE
= 32;
7627 record_tdep
->size_knfsd_fh
= 132;
7628 record_tdep
->size_TASK_COMM_LEN
= 16;
7629 record_tdep
->size_sigaction
= 32;
7630 record_tdep
->size_sigset_t
= 8;
7631 record_tdep
->size_siginfo_t
= 128;
7632 record_tdep
->size_cap_user_data_t
= 12;
7633 record_tdep
->size_stack_t
= 24;
7634 record_tdep
->size_off_t
= 8;
7636 record_tdep
->size_gid_t
= 4;
7637 record_tdep
->size_uid_t
= 4;
7638 record_tdep
->size_PAGE_SIZE
= 0x1000; /* 4KB */
7639 record_tdep
->size_flock64
= 32;
7640 record_tdep
->size_io_event
= 32;
7641 record_tdep
->size_iocb
= 64;
7642 record_tdep
->size_epoll_event
= 16;
7643 record_tdep
->size_itimerspec
= 32;
7644 record_tdep
->size_mq_attr
= 64;
7645 record_tdep
->size_termios
= 36;
7646 record_tdep
->size_termios2
= 44;
7647 record_tdep
->size_pid_t
= 4;
7648 record_tdep
->size_winsize
= 8;
7649 record_tdep
->size_serial_struct
= 72;
7650 record_tdep
->size_serial_icounter_struct
= 80;
7651 record_tdep
->size_size_t
= 8;
7652 record_tdep
->size_iovec
= 16;
7653 record_tdep
->size_time_t
= 8;
7655 else if (abi
== ABI_LINUX_S390
)
7657 record_tdep
->size_pointer
= 4;
7658 record_tdep
->size__old_kernel_stat
= 32;
7659 record_tdep
->size_tms
= 16;
7660 record_tdep
->size_loff_t
= 8;
7661 record_tdep
->size_flock
= 16;
7662 record_tdep
->size_ustat
= 20;
7663 record_tdep
->size_old_sigaction
= 16;
7664 record_tdep
->size_old_sigset_t
= 4;
7665 record_tdep
->size_rlimit
= 8;
7666 record_tdep
->size_rusage
= 72;
7667 record_tdep
->size_timeval
= 8;
7668 record_tdep
->size_timezone
= 8;
7669 record_tdep
->size_old_gid_t
= 2;
7670 record_tdep
->size_old_uid_t
= 2;
7671 record_tdep
->size_fd_set
= 128;
7672 record_tdep
->size_old_dirent
= 268;
7673 record_tdep
->size_statfs
= 64;
7674 record_tdep
->size_statfs64
= 88;
7675 record_tdep
->size_sockaddr
= 16;
7676 record_tdep
->size_int
= 4;
7677 record_tdep
->size_long
= 4;
7678 record_tdep
->size_ulong
= 4;
7679 record_tdep
->size_msghdr
= 28;
7680 record_tdep
->size_itimerval
= 16;
7681 record_tdep
->size_stat
= 64;
7682 /* old_utsname unused */
7683 record_tdep
->size_sysinfo
= 64;
7684 record_tdep
->size_msqid_ds
= 88;
7685 record_tdep
->size_shmid_ds
= 84;
7686 record_tdep
->size_new_utsname
= 390;
7687 record_tdep
->size_timex
= 128;
7688 record_tdep
->size_mem_dqinfo
= 24;
7689 record_tdep
->size_if_dqblk
= 72;
7690 record_tdep
->size_fs_quota_stat
= 80;
7691 record_tdep
->size_timespec
= 8;
7692 record_tdep
->size_pollfd
= 8;
7693 record_tdep
->size_NFS_FHSIZE
= 32;
7694 record_tdep
->size_knfsd_fh
= 132;
7695 record_tdep
->size_TASK_COMM_LEN
= 16;
7696 record_tdep
->size_sigaction
= 20;
7697 record_tdep
->size_sigset_t
= 8;
7698 record_tdep
->size_siginfo_t
= 128;
7699 record_tdep
->size_cap_user_data_t
= 12;
7700 record_tdep
->size_stack_t
= 12;
7701 record_tdep
->size_off_t
= 4;
7702 record_tdep
->size_stat64
= 104;
7703 record_tdep
->size_gid_t
= 4;
7704 record_tdep
->size_uid_t
= 4;
7705 record_tdep
->size_PAGE_SIZE
= 0x1000; /* 4KB */
7706 record_tdep
->size_flock64
= 32;
7707 record_tdep
->size_io_event
= 32;
7708 record_tdep
->size_iocb
= 64;
7709 record_tdep
->size_epoll_event
= 16;
7710 record_tdep
->size_itimerspec
= 16;
7711 record_tdep
->size_mq_attr
= 32;
7712 record_tdep
->size_termios
= 36;
7713 record_tdep
->size_termios2
= 44;
7714 record_tdep
->size_pid_t
= 4;
7715 record_tdep
->size_winsize
= 8;
7716 record_tdep
->size_serial_struct
= 60;
7717 record_tdep
->size_serial_icounter_struct
= 80;
7718 record_tdep
->size_size_t
= 4;
7719 record_tdep
->size_iovec
= 8;
7720 record_tdep
->size_time_t
= 4;
7723 /* These values are the second argument of system call "sys_fcntl"
7724 and "sys_fcntl64". They are obtained from Linux Kernel source. */
7725 record_tdep
->fcntl_F_GETLK
= 5;
7726 record_tdep
->fcntl_F_GETLK64
= 12;
7727 record_tdep
->fcntl_F_SETLK64
= 13;
7728 record_tdep
->fcntl_F_SETLKW64
= 14;
7730 record_tdep
->arg1
= S390_R2_REGNUM
;
7731 record_tdep
->arg2
= S390_R3_REGNUM
;
7732 record_tdep
->arg3
= S390_R4_REGNUM
;
7733 record_tdep
->arg4
= S390_R5_REGNUM
;
7734 record_tdep
->arg5
= S390_R6_REGNUM
;
7736 /* These values are the second argument of system call "sys_ioctl".
7737 They are obtained from Linux Kernel source.
7738 See arch/s390/include/uapi/asm/ioctls.h. */
7740 record_tdep
->ioctl_TCGETS
= 0x5401;
7741 record_tdep
->ioctl_TCSETS
= 0x5402;
7742 record_tdep
->ioctl_TCSETSW
= 0x5403;
7743 record_tdep
->ioctl_TCSETSF
= 0x5404;
7744 record_tdep
->ioctl_TCGETA
= 0x5405;
7745 record_tdep
->ioctl_TCSETA
= 0x5406;
7746 record_tdep
->ioctl_TCSETAW
= 0x5407;
7747 record_tdep
->ioctl_TCSETAF
= 0x5408;
7748 record_tdep
->ioctl_TCSBRK
= 0x5409;
7749 record_tdep
->ioctl_TCXONC
= 0x540a;
7750 record_tdep
->ioctl_TCFLSH
= 0x540b;
7751 record_tdep
->ioctl_TIOCEXCL
= 0x540c;
7752 record_tdep
->ioctl_TIOCNXCL
= 0x540d;
7753 record_tdep
->ioctl_TIOCSCTTY
= 0x540e;
7754 record_tdep
->ioctl_TIOCGPGRP
= 0x540f;
7755 record_tdep
->ioctl_TIOCSPGRP
= 0x5410;
7756 record_tdep
->ioctl_TIOCOUTQ
= 0x5411;
7757 record_tdep
->ioctl_TIOCSTI
= 0x5412;
7758 record_tdep
->ioctl_TIOCGWINSZ
= 0x5413;
7759 record_tdep
->ioctl_TIOCSWINSZ
= 0x5414;
7760 record_tdep
->ioctl_TIOCMGET
= 0x5415;
7761 record_tdep
->ioctl_TIOCMBIS
= 0x5416;
7762 record_tdep
->ioctl_TIOCMBIC
= 0x5417;
7763 record_tdep
->ioctl_TIOCMSET
= 0x5418;
7764 record_tdep
->ioctl_TIOCGSOFTCAR
= 0x5419;
7765 record_tdep
->ioctl_TIOCSSOFTCAR
= 0x541a;
7766 record_tdep
->ioctl_FIONREAD
= 0x541b;
7767 record_tdep
->ioctl_TIOCINQ
= 0x541b; /* alias */
7768 record_tdep
->ioctl_TIOCLINUX
= 0x541c;
7769 record_tdep
->ioctl_TIOCCONS
= 0x541d;
7770 record_tdep
->ioctl_TIOCGSERIAL
= 0x541e;
7771 record_tdep
->ioctl_TIOCSSERIAL
= 0x541f;
7772 record_tdep
->ioctl_TIOCPKT
= 0x5420;
7773 record_tdep
->ioctl_FIONBIO
= 0x5421;
7774 record_tdep
->ioctl_TIOCNOTTY
= 0x5422;
7775 record_tdep
->ioctl_TIOCSETD
= 0x5423;
7776 record_tdep
->ioctl_TIOCGETD
= 0x5424;
7777 record_tdep
->ioctl_TCSBRKP
= 0x5425;
7778 record_tdep
->ioctl_TIOCSBRK
= 0x5427;
7779 record_tdep
->ioctl_TIOCCBRK
= 0x5428;
7780 record_tdep
->ioctl_TIOCGSID
= 0x5429;
7781 record_tdep
->ioctl_TCGETS2
= 0x802c542a;
7782 record_tdep
->ioctl_TCSETS2
= 0x402c542b;
7783 record_tdep
->ioctl_TCSETSW2
= 0x402c542c;
7784 record_tdep
->ioctl_TCSETSF2
= 0x402c542d;
7785 record_tdep
->ioctl_TIOCGPTN
= 0x80045430;
7786 record_tdep
->ioctl_TIOCSPTLCK
= 0x40045431;
7787 record_tdep
->ioctl_FIONCLEX
= 0x5450;
7788 record_tdep
->ioctl_FIOCLEX
= 0x5451;
7789 record_tdep
->ioctl_FIOASYNC
= 0x5452;
7790 record_tdep
->ioctl_TIOCSERCONFIG
= 0x5453;
7791 record_tdep
->ioctl_TIOCSERGWILD
= 0x5454;
7792 record_tdep
->ioctl_TIOCSERSWILD
= 0x5455;
7793 record_tdep
->ioctl_TIOCGLCKTRMIOS
= 0x5456;
7794 record_tdep
->ioctl_TIOCSLCKTRMIOS
= 0x5457;
7795 record_tdep
->ioctl_TIOCSERGSTRUCT
= 0x5458;
7796 record_tdep
->ioctl_TIOCSERGETLSR
= 0x5459;
7797 record_tdep
->ioctl_TIOCSERGETMULTI
= 0x545a;
7798 record_tdep
->ioctl_TIOCSERSETMULTI
= 0x545b;
7799 record_tdep
->ioctl_TIOCMIWAIT
= 0x545c;
7800 record_tdep
->ioctl_TIOCGICOUNT
= 0x545d;
7801 record_tdep
->ioctl_FIOQSIZE
= 0x545e;
7804 /* Set up gdbarch struct. */
7806 static struct gdbarch
*
7807 s390_gdbarch_init (struct gdbarch_info info
, struct gdbarch_list
*arches
)
7809 const struct target_desc
*tdesc
= info
.target_desc
;
7810 struct tdesc_arch_data
*tdesc_data
= NULL
;
7811 struct gdbarch
*gdbarch
;
7812 struct gdbarch_tdep
*tdep
;
7813 enum s390_abi_kind tdep_abi
;
7814 enum s390_vector_abi_kind vector_abi
;
7816 int have_linux_v1
= 0;
7817 int have_linux_v2
= 0;
7821 int first_pseudo_reg
, last_pseudo_reg
;
7822 static const char *const stap_register_prefixes
[] = { "%", NULL
};
7823 static const char *const stap_register_indirection_prefixes
[] = { "(",
7825 static const char *const stap_register_indirection_suffixes
[] = { ")",
7828 /* Default ABI and register size. */
7829 switch (info
.bfd_arch_info
->mach
)
7831 case bfd_mach_s390_31
:
7832 tdep_abi
= ABI_LINUX_S390
;
7835 case bfd_mach_s390_64
:
7836 tdep_abi
= ABI_LINUX_ZSERIES
;
7843 /* Use default target description if none provided by the target. */
7844 if (!tdesc_has_registers (tdesc
))
7846 if (tdep_abi
== ABI_LINUX_S390
)
7847 tdesc
= tdesc_s390_linux32
;
7849 tdesc
= tdesc_s390x_linux64
;
7852 /* Check any target description for validity. */
7853 if (tdesc_has_registers (tdesc
))
7855 static const char *const gprs
[] = {
7856 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
7857 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
7859 static const char *const fprs
[] = {
7860 "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
7861 "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15"
7863 static const char *const acrs
[] = {
7864 "acr0", "acr1", "acr2", "acr3", "acr4", "acr5", "acr6", "acr7",
7865 "acr8", "acr9", "acr10", "acr11", "acr12", "acr13", "acr14", "acr15"
7867 static const char *const gprs_lower
[] = {
7868 "r0l", "r1l", "r2l", "r3l", "r4l", "r5l", "r6l", "r7l",
7869 "r8l", "r9l", "r10l", "r11l", "r12l", "r13l", "r14l", "r15l"
7871 static const char *const gprs_upper
[] = {
7872 "r0h", "r1h", "r2h", "r3h", "r4h", "r5h", "r6h", "r7h",
7873 "r8h", "r9h", "r10h", "r11h", "r12h", "r13h", "r14h", "r15h"
7875 static const char *const tdb_regs
[] = {
7876 "tdb0", "tac", "tct", "atia",
7877 "tr0", "tr1", "tr2", "tr3", "tr4", "tr5", "tr6", "tr7",
7878 "tr8", "tr9", "tr10", "tr11", "tr12", "tr13", "tr14", "tr15"
7880 static const char *const vxrs_low
[] = {
7881 "v0l", "v1l", "v2l", "v3l", "v4l", "v5l", "v6l", "v7l", "v8l",
7882 "v9l", "v10l", "v11l", "v12l", "v13l", "v14l", "v15l",
7884 static const char *const vxrs_high
[] = {
7885 "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "v24",
7886 "v25", "v26", "v27", "v28", "v29", "v30", "v31",
7888 static const char *const gs_cb
[] = {
7889 "gsd", "gssm", "gsepla",
7891 static const char *const gs_bc
[] = {
7892 "bc_gsd", "bc_gssm", "bc_gsepla",
7894 const struct tdesc_feature
*feature
;
7897 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.core");
7898 if (feature
== NULL
)
7901 tdesc_data
= tdesc_data_alloc ();
7903 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7904 S390_PSWM_REGNUM
, "pswm");
7905 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7906 S390_PSWA_REGNUM
, "pswa");
7908 if (tdesc_unnumbered_register (feature
, "r0"))
7910 for (i
= 0; i
< 16; i
++)
7911 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7912 S390_R0_REGNUM
+ i
, gprs
[i
]);
7918 for (i
= 0; i
< 16; i
++)
7919 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7922 for (i
= 0; i
< 16; i
++)
7923 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7924 S390_R0_UPPER_REGNUM
+ i
,
7928 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.fpr");
7929 if (feature
== NULL
)
7931 tdesc_data_cleanup (tdesc_data
);
7935 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7936 S390_FPC_REGNUM
, "fpc");
7937 for (i
= 0; i
< 16; i
++)
7938 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7939 S390_F0_REGNUM
+ i
, fprs
[i
]);
7941 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.acr");
7942 if (feature
== NULL
)
7944 tdesc_data_cleanup (tdesc_data
);
7948 for (i
= 0; i
< 16; i
++)
7949 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7950 S390_A0_REGNUM
+ i
, acrs
[i
]);
7952 /* Optional GNU/Linux-specific "registers". */
7953 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.linux");
7956 tdesc_numbered_register (feature
, tdesc_data
,
7957 S390_ORIG_R2_REGNUM
, "orig_r2");
7959 if (tdesc_numbered_register (feature
, tdesc_data
,
7960 S390_LAST_BREAK_REGNUM
, "last_break"))
7963 if (tdesc_numbered_register (feature
, tdesc_data
,
7964 S390_SYSTEM_CALL_REGNUM
, "system_call"))
7967 if (have_linux_v2
> have_linux_v1
)
7971 /* Transaction diagnostic block. */
7972 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.tdb");
7975 for (i
= 0; i
< ARRAY_SIZE (tdb_regs
); i
++)
7976 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7977 S390_TDB_DWORD0_REGNUM
+ i
,
7982 /* Vector registers. */
7983 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.vx");
7986 for (i
= 0; i
< 16; i
++)
7987 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7988 S390_V0_LOWER_REGNUM
+ i
,
7990 for (i
= 0; i
< 16; i
++)
7991 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7992 S390_V16_REGNUM
+ i
,
7997 /* Guarded-storage registers. */
7998 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.gs");
8001 for (i
= 0; i
< 3; i
++)
8002 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
8003 S390_GSD_REGNUM
+ i
,
8008 /* Guarded-storage broadcast control. */
8009 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.gsbc");
8014 for (i
= 0; i
< 3; i
++)
8015 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
8016 S390_BC_GSD_REGNUM
+ i
,
8022 tdesc_data_cleanup (tdesc_data
);
8027 /* Determine vector ABI. */
8028 vector_abi
= S390_VECTOR_ABI_NONE
;
8031 && info
.abfd
!= NULL
8032 && info
.abfd
->format
== bfd_object
8033 && bfd_get_flavour (info
.abfd
) == bfd_target_elf_flavour
8034 && bfd_elf_get_obj_attr_int (info
.abfd
, OBJ_ATTR_GNU
,
8035 Tag_GNU_S390_ABI_Vector
) == 2)
8036 vector_abi
= S390_VECTOR_ABI_128
;
8039 /* Find a candidate among extant architectures. */
8040 for (arches
= gdbarch_list_lookup_by_info (arches
, &info
);
8042 arches
= gdbarch_list_lookup_by_info (arches
->next
, &info
))
8044 tdep
= gdbarch_tdep (arches
->gdbarch
);
8047 if (tdep
->abi
!= tdep_abi
)
8049 if (tdep
->vector_abi
!= vector_abi
)
8051 if ((tdep
->gpr_full_regnum
!= -1) != have_upper
)
8053 if (tdep
->have_gs
!= have_gs
)
8055 if (tdesc_data
!= NULL
)
8056 tdesc_data_cleanup (tdesc_data
);
8057 return arches
->gdbarch
;
8060 /* Otherwise create a new gdbarch for the specified machine type. */
8061 tdep
= XCNEW (struct gdbarch_tdep
);
8062 tdep
->abi
= tdep_abi
;
8063 tdep
->vector_abi
= vector_abi
;
8064 tdep
->have_linux_v1
= have_linux_v1
;
8065 tdep
->have_linux_v2
= have_linux_v2
;
8066 tdep
->have_tdb
= have_tdb
;
8067 tdep
->have_gs
= have_gs
;
8068 gdbarch
= gdbarch_alloc (&info
, tdep
);
8070 set_gdbarch_believe_pcc_promotion (gdbarch
, 0);
8071 set_gdbarch_char_signed (gdbarch
, 0);
8073 /* S/390 GNU/Linux uses either 64-bit or 128-bit long doubles.
8074 We can safely let them default to 128-bit, since the debug info
8075 will give the size of type actually used in each case. */
8076 set_gdbarch_long_double_bit (gdbarch
, 128);
8077 set_gdbarch_long_double_format (gdbarch
, floatformats_ia64_quad
);
8079 /* Amount PC must be decremented by after a breakpoint. This is
8080 often the number of bytes returned by gdbarch_breakpoint_from_pc but not
8082 set_gdbarch_decr_pc_after_break (gdbarch
, 2);
8083 /* Stack grows downward. */
8084 set_gdbarch_inner_than (gdbarch
, core_addr_lessthan
);
8085 set_gdbarch_breakpoint_kind_from_pc (gdbarch
, s390_breakpoint::kind_from_pc
);
8086 set_gdbarch_sw_breakpoint_from_kind (gdbarch
, s390_breakpoint::bp_from_kind
);
8087 set_gdbarch_software_single_step (gdbarch
, s390_software_single_step
);
8088 set_gdbarch_displaced_step_hw_singlestep (gdbarch
, s390_displaced_step_hw_singlestep
);
8089 set_gdbarch_skip_prologue (gdbarch
, s390_skip_prologue
);
8090 set_gdbarch_stack_frame_destroyed_p (gdbarch
, s390_stack_frame_destroyed_p
);
8092 set_gdbarch_num_regs (gdbarch
, S390_NUM_REGS
);
8093 set_gdbarch_sp_regnum (gdbarch
, S390_SP_REGNUM
);
8094 set_gdbarch_fp0_regnum (gdbarch
, S390_F0_REGNUM
);
8095 set_gdbarch_stab_reg_to_regnum (gdbarch
, s390_dwarf_reg_to_regnum
);
8096 set_gdbarch_dwarf2_reg_to_regnum (gdbarch
, s390_dwarf_reg_to_regnum
);
8097 set_gdbarch_value_from_register (gdbarch
, s390_value_from_register
);
8098 set_gdbarch_core_read_description (gdbarch
, s390_core_read_description
);
8099 set_gdbarch_iterate_over_regset_sections (gdbarch
,
8100 s390_iterate_over_regset_sections
);
8101 set_gdbarch_cannot_store_register (gdbarch
, s390_cannot_store_register
);
8102 set_gdbarch_write_pc (gdbarch
, s390_write_pc
);
8103 set_gdbarch_guess_tracepoint_registers (gdbarch
, s390_guess_tracepoint_registers
);
8104 set_gdbarch_pseudo_register_read (gdbarch
, s390_pseudo_register_read
);
8105 set_gdbarch_pseudo_register_write (gdbarch
, s390_pseudo_register_write
);
8106 set_tdesc_pseudo_register_name (gdbarch
, s390_pseudo_register_name
);
8107 set_tdesc_pseudo_register_type (gdbarch
, s390_pseudo_register_type
);
8108 set_tdesc_pseudo_register_reggroup_p (gdbarch
,
8109 s390_pseudo_register_reggroup_p
);
8110 set_gdbarch_ax_pseudo_register_collect (gdbarch
,
8111 s390_ax_pseudo_register_collect
);
8112 set_gdbarch_ax_pseudo_register_push_stack
8113 (gdbarch
, s390_ax_pseudo_register_push_stack
);
8114 set_gdbarch_gen_return_address (gdbarch
, s390_gen_return_address
);
8115 tdesc_use_registers (gdbarch
, tdesc
, tdesc_data
);
8116 set_gdbarch_register_name (gdbarch
, s390_register_name
);
8118 /* Assign pseudo register numbers. */
8119 first_pseudo_reg
= gdbarch_num_regs (gdbarch
);
8120 last_pseudo_reg
= first_pseudo_reg
;
8121 tdep
->gpr_full_regnum
= -1;
8124 tdep
->gpr_full_regnum
= last_pseudo_reg
;
8125 last_pseudo_reg
+= 16;
8127 tdep
->v0_full_regnum
= -1;
8130 tdep
->v0_full_regnum
= last_pseudo_reg
;
8131 last_pseudo_reg
+= 16;
8133 tdep
->pc_regnum
= last_pseudo_reg
++;
8134 tdep
->cc_regnum
= last_pseudo_reg
++;
8135 set_gdbarch_pc_regnum (gdbarch
, tdep
->pc_regnum
);
8136 set_gdbarch_num_pseudo_regs (gdbarch
, last_pseudo_reg
- first_pseudo_reg
);
8138 /* Inferior function calls. */
8139 set_gdbarch_push_dummy_call (gdbarch
, s390_push_dummy_call
);
8140 set_gdbarch_dummy_id (gdbarch
, s390_dummy_id
);
8141 set_gdbarch_frame_align (gdbarch
, s390_frame_align
);
8142 set_gdbarch_return_value (gdbarch
, s390_return_value
);
8144 /* Syscall handling. */
8145 set_gdbarch_get_syscall_number (gdbarch
, s390_linux_get_syscall_number
);
8147 /* Frame handling. */
8148 dwarf2_frame_set_init_reg (gdbarch
, s390_dwarf2_frame_init_reg
);
8149 dwarf2_frame_set_adjust_regnum (gdbarch
, s390_adjust_frame_regnum
);
8150 dwarf2_append_unwinders (gdbarch
);
8151 frame_base_append_sniffer (gdbarch
, dwarf2_frame_base_sniffer
);
8152 frame_unwind_append_unwinder (gdbarch
, &s390_stub_frame_unwind
);
8153 frame_unwind_append_unwinder (gdbarch
, &s390_sigtramp_frame_unwind
);
8154 frame_unwind_append_unwinder (gdbarch
, &s390_frame_unwind
);
8155 frame_base_set_default (gdbarch
, &s390_frame_base
);
8156 set_gdbarch_unwind_pc (gdbarch
, s390_unwind_pc
);
8157 set_gdbarch_unwind_sp (gdbarch
, s390_unwind_sp
);
8159 /* Displaced stepping. */
8160 set_gdbarch_displaced_step_copy_insn (gdbarch
,
8161 s390_displaced_step_copy_insn
);
8162 set_gdbarch_displaced_step_fixup (gdbarch
, s390_displaced_step_fixup
);
8163 set_gdbarch_displaced_step_location (gdbarch
, linux_displaced_step_location
);
8164 set_gdbarch_max_insn_length (gdbarch
, S390_MAX_INSTR_SIZE
);
8166 /* Note that GNU/Linux is the only OS supported on this
8168 linux_init_abi (info
, gdbarch
);
8172 case ABI_LINUX_S390
:
8173 set_gdbarch_addr_bits_remove (gdbarch
, s390_addr_bits_remove
);
8174 set_solib_svr4_fetch_link_map_offsets
8175 (gdbarch
, svr4_ilp32_fetch_link_map_offsets
);
8177 set_xml_syscall_file_name (gdbarch
, XML_SYSCALL_FILENAME_S390
);
8180 case ABI_LINUX_ZSERIES
:
8181 set_gdbarch_long_bit (gdbarch
, 64);
8182 set_gdbarch_long_long_bit (gdbarch
, 64);
8183 set_gdbarch_ptr_bit (gdbarch
, 64);
8184 set_solib_svr4_fetch_link_map_offsets
8185 (gdbarch
, svr4_lp64_fetch_link_map_offsets
);
8186 set_gdbarch_address_class_type_flags (gdbarch
,
8187 s390_address_class_type_flags
);
8188 set_gdbarch_address_class_type_flags_to_name (gdbarch
,
8189 s390_address_class_type_flags_to_name
);
8190 set_gdbarch_address_class_name_to_type_flags (gdbarch
,
8191 s390_address_class_name_to_type_flags
);
8192 set_xml_syscall_file_name (gdbarch
, XML_SYSCALL_FILENAME_S390X
);
8196 set_gdbarch_skip_trampoline_code (gdbarch
, find_solib_trampoline_target
);
8198 /* Enable TLS support. */
8199 set_gdbarch_fetch_tls_load_module_address (gdbarch
,
8200 svr4_fetch_objfile_link_map
);
8202 /* SystemTap functions. */
8203 set_gdbarch_stap_register_prefixes (gdbarch
, stap_register_prefixes
);
8204 set_gdbarch_stap_register_indirection_prefixes (gdbarch
,
8205 stap_register_indirection_prefixes
);
8206 set_gdbarch_stap_register_indirection_suffixes (gdbarch
,
8207 stap_register_indirection_suffixes
);
8208 set_gdbarch_stap_is_single_operand (gdbarch
, s390_stap_is_single_operand
);
8209 set_gdbarch_gcc_target_options (gdbarch
, s390_gcc_target_options
);
8210 set_gdbarch_gnu_triplet_regexp (gdbarch
, s390_gnu_triplet_regexp
);
8212 /* Support reverse debugging. */
8214 set_gdbarch_process_record (gdbarch
, s390_process_record
);
8215 set_gdbarch_process_record_signal (gdbarch
, s390_linux_record_signal
);
8217 s390_init_linux_record_tdep (&s390_linux_record_tdep
, ABI_LINUX_S390
);
8218 s390_init_linux_record_tdep (&s390x_linux_record_tdep
, ABI_LINUX_ZSERIES
);
8220 set_gdbarch_disassembler_options (gdbarch
, &s390_disassembler_options
);
8221 set_gdbarch_valid_disassembler_options (gdbarch
,
8222 disassembler_options_s390 ());
8228 _initialize_s390_tdep (void)
8230 /* Hook us into the gdbarch mechanism. */
8231 register_gdbarch_init (bfd_arch_s390
, s390_gdbarch_init
);
8233 /* Initialize the GNU/Linux target descriptions. */
8234 initialize_tdesc_s390_linux32 ();
8235 initialize_tdesc_s390_linux32v1 ();
8236 initialize_tdesc_s390_linux32v2 ();
8237 initialize_tdesc_s390_linux64 ();
8238 initialize_tdesc_s390_linux64v1 ();
8239 initialize_tdesc_s390_linux64v2 ();
8240 initialize_tdesc_s390_te_linux64 ();
8241 initialize_tdesc_s390_vx_linux64 ();
8242 initialize_tdesc_s390_tevx_linux64 ();
8243 initialize_tdesc_s390_gs_linux64 ();
8244 initialize_tdesc_s390x_linux64 ();
8245 initialize_tdesc_s390x_linux64v1 ();
8246 initialize_tdesc_s390x_linux64v2 ();
8247 initialize_tdesc_s390x_te_linux64 ();
8248 initialize_tdesc_s390x_vx_linux64 ();
8249 initialize_tdesc_s390x_tevx_linux64 ();
8250 initialize_tdesc_s390x_gs_linux64 ();