1 /* Target-dependent code for GDB, the GNU debugger.
3 Copyright (C) 2001-2016 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"
33 #include "floatformat.h"
35 #include "trad-frame.h"
36 #include "frame-base.h"
37 #include "frame-unwind.h"
38 #include "dwarf2-frame.h"
39 #include "reggroups.h"
43 #include "solib-svr4.h"
44 #include "prologue-value.h"
45 #include "linux-tdep.h"
46 #include "s390-linux-tdep.h"
47 #include "linux-record.h"
48 #include "record-full.h"
50 #include "xml-syscall.h"
52 #include "stap-probe.h"
55 #include "user-regs.h"
56 #include "cli/cli-utils.h"
58 #include "elf/common.h"
63 #include "features/s390-linux32.c"
64 #include "features/s390-linux32v1.c"
65 #include "features/s390-linux32v2.c"
66 #include "features/s390-linux64.c"
67 #include "features/s390-linux64v1.c"
68 #include "features/s390-linux64v2.c"
69 #include "features/s390-te-linux64.c"
70 #include "features/s390-vx-linux64.c"
71 #include "features/s390-tevx-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"
79 #define XML_SYSCALL_FILENAME_S390 "syscalls/s390-linux.xml"
80 #define XML_SYSCALL_FILENAME_S390X "syscalls/s390x-linux.xml"
88 enum s390_vector_abi_kind
94 /* The tdep structure. */
99 enum s390_abi_kind abi
;
102 enum s390_vector_abi_kind vector_abi
;
104 /* Pseudo register numbers. */
116 /* ABI call-saved register information. */
119 s390_register_call_saved (struct gdbarch
*gdbarch
, int regnum
)
121 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
126 if ((regnum
>= S390_R6_REGNUM
&& regnum
<= S390_R15_REGNUM
)
127 || regnum
== S390_F4_REGNUM
|| regnum
== S390_F6_REGNUM
128 || regnum
== S390_A0_REGNUM
)
133 case ABI_LINUX_ZSERIES
:
134 if ((regnum
>= S390_R6_REGNUM
&& regnum
<= S390_R15_REGNUM
)
135 || (regnum
>= S390_F8_REGNUM
&& regnum
<= S390_F15_REGNUM
)
136 || (regnum
>= S390_A0_REGNUM
&& regnum
<= S390_A1_REGNUM
))
146 s390_cannot_store_register (struct gdbarch
*gdbarch
, int regnum
)
148 /* The last-break address is read-only. */
149 return regnum
== S390_LAST_BREAK_REGNUM
;
153 s390_write_pc (struct regcache
*regcache
, CORE_ADDR pc
)
155 struct gdbarch
*gdbarch
= get_regcache_arch (regcache
);
156 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
158 regcache_cooked_write_unsigned (regcache
, tdep
->pc_regnum
, pc
);
160 /* Set special SYSTEM_CALL register to 0 to prevent the kernel from
161 messing with the PC we just installed, if we happen to be within
162 an interrupted system call that the kernel wants to restart.
164 Note that after we return from the dummy call, the SYSTEM_CALL and
165 ORIG_R2 registers will be automatically restored, and the kernel
166 continues to restart the system call at this point. */
167 if (register_size (gdbarch
, S390_SYSTEM_CALL_REGNUM
) > 0)
168 regcache_cooked_write_unsigned (regcache
, S390_SYSTEM_CALL_REGNUM
, 0);
171 /* The "guess_tracepoint_registers" gdbarch method. */
174 s390_guess_tracepoint_registers (struct gdbarch
*gdbarch
,
175 struct regcache
*regcache
,
178 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
179 int sz
= register_size (gdbarch
, S390_PSWA_REGNUM
);
180 gdb_byte
*reg
= (gdb_byte
*) alloca (sz
);
183 /* Set PSWA from the location and a default PSWM (the only part we're
184 unlikely to get right is the CC). */
185 if (tdep
->abi
== ABI_LINUX_S390
)
187 /* 31-bit PSWA needs high bit set (it's very unlikely the target
188 was in 24-bit mode). */
189 pswa
= addr
| 0x80000000UL
;
195 pswm
= 0x0705000180000000ULL
;
198 store_unsigned_integer (reg
, sz
, gdbarch_byte_order (gdbarch
), pswa
);
199 regcache_raw_supply (regcache
, S390_PSWA_REGNUM
, reg
);
201 store_unsigned_integer (reg
, sz
, gdbarch_byte_order (gdbarch
), pswm
);
202 regcache_raw_supply (regcache
, S390_PSWM_REGNUM
, reg
);
206 /* DWARF Register Mapping. */
208 static const short s390_dwarf_regmap
[] =
210 /* 0-15: General Purpose Registers. */
211 S390_R0_REGNUM
, S390_R1_REGNUM
, S390_R2_REGNUM
, S390_R3_REGNUM
,
212 S390_R4_REGNUM
, S390_R5_REGNUM
, S390_R6_REGNUM
, S390_R7_REGNUM
,
213 S390_R8_REGNUM
, S390_R9_REGNUM
, S390_R10_REGNUM
, S390_R11_REGNUM
,
214 S390_R12_REGNUM
, S390_R13_REGNUM
, S390_R14_REGNUM
, S390_R15_REGNUM
,
216 /* 16-31: Floating Point Registers / Vector Registers 0-15. */
217 S390_F0_REGNUM
, S390_F2_REGNUM
, S390_F4_REGNUM
, S390_F6_REGNUM
,
218 S390_F1_REGNUM
, S390_F3_REGNUM
, S390_F5_REGNUM
, S390_F7_REGNUM
,
219 S390_F8_REGNUM
, S390_F10_REGNUM
, S390_F12_REGNUM
, S390_F14_REGNUM
,
220 S390_F9_REGNUM
, S390_F11_REGNUM
, S390_F13_REGNUM
, S390_F15_REGNUM
,
222 /* 32-47: Control Registers (not mapped). */
223 -1, -1, -1, -1, -1, -1, -1, -1,
224 -1, -1, -1, -1, -1, -1, -1, -1,
226 /* 48-63: Access Registers. */
227 S390_A0_REGNUM
, S390_A1_REGNUM
, S390_A2_REGNUM
, S390_A3_REGNUM
,
228 S390_A4_REGNUM
, S390_A5_REGNUM
, S390_A6_REGNUM
, S390_A7_REGNUM
,
229 S390_A8_REGNUM
, S390_A9_REGNUM
, S390_A10_REGNUM
, S390_A11_REGNUM
,
230 S390_A12_REGNUM
, S390_A13_REGNUM
, S390_A14_REGNUM
, S390_A15_REGNUM
,
232 /* 64-65: Program Status Word. */
236 /* 66-67: Reserved. */
239 /* 68-83: Vector Registers 16-31. */
240 S390_V16_REGNUM
, S390_V18_REGNUM
, S390_V20_REGNUM
, S390_V22_REGNUM
,
241 S390_V17_REGNUM
, S390_V19_REGNUM
, S390_V21_REGNUM
, S390_V23_REGNUM
,
242 S390_V24_REGNUM
, S390_V26_REGNUM
, S390_V28_REGNUM
, S390_V30_REGNUM
,
243 S390_V25_REGNUM
, S390_V27_REGNUM
, S390_V29_REGNUM
, S390_V31_REGNUM
,
245 /* End of "official" DWARF registers. The remainder of the map is
246 for GDB internal use only. */
248 /* GPR Lower Half Access. */
249 S390_R0_REGNUM
, S390_R1_REGNUM
, S390_R2_REGNUM
, S390_R3_REGNUM
,
250 S390_R4_REGNUM
, S390_R5_REGNUM
, S390_R6_REGNUM
, S390_R7_REGNUM
,
251 S390_R8_REGNUM
, S390_R9_REGNUM
, S390_R10_REGNUM
, S390_R11_REGNUM
,
252 S390_R12_REGNUM
, S390_R13_REGNUM
, S390_R14_REGNUM
, S390_R15_REGNUM
,
255 enum { s390_dwarf_reg_r0l
= ARRAY_SIZE (s390_dwarf_regmap
) - 16 };
257 /* Convert DWARF register number REG to the appropriate register
258 number used by GDB. */
260 s390_dwarf_reg_to_regnum (struct gdbarch
*gdbarch
, int reg
)
262 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
265 /* In a 32-on-64 debug scenario, debug info refers to the full
266 64-bit GPRs. Note that call frame information still refers to
267 the 32-bit lower halves, because s390_adjust_frame_regnum uses
268 special register numbers to access GPRs. */
269 if (tdep
->gpr_full_regnum
!= -1 && reg
>= 0 && reg
< 16)
270 return tdep
->gpr_full_regnum
+ reg
;
272 if (reg
>= 0 && reg
< ARRAY_SIZE (s390_dwarf_regmap
))
273 gdb_reg
= s390_dwarf_regmap
[reg
];
275 if (tdep
->v0_full_regnum
== -1)
277 if (gdb_reg
>= S390_V16_REGNUM
&& gdb_reg
<= S390_V31_REGNUM
)
282 if (gdb_reg
>= S390_F0_REGNUM
&& gdb_reg
<= S390_F15_REGNUM
)
283 gdb_reg
= gdb_reg
- S390_F0_REGNUM
+ tdep
->v0_full_regnum
;
289 /* Translate a .eh_frame register to DWARF register, or adjust a
290 .debug_frame register. */
292 s390_adjust_frame_regnum (struct gdbarch
*gdbarch
, int num
, int eh_frame_p
)
294 /* See s390_dwarf_reg_to_regnum for comments. */
295 return (num
>= 0 && num
< 16) ? num
+ s390_dwarf_reg_r0l
: num
;
299 /* Pseudo registers. */
302 regnum_is_gpr_full (struct gdbarch_tdep
*tdep
, int regnum
)
304 return (tdep
->gpr_full_regnum
!= -1
305 && regnum
>= tdep
->gpr_full_regnum
306 && regnum
<= tdep
->gpr_full_regnum
+ 15);
309 /* Check whether REGNUM indicates a full vector register (v0-v15).
310 These pseudo-registers are composed of f0-f15 and v0l-v15l. */
313 regnum_is_vxr_full (struct gdbarch_tdep
*tdep
, int regnum
)
315 return (tdep
->v0_full_regnum
!= -1
316 && regnum
>= tdep
->v0_full_regnum
317 && regnum
<= tdep
->v0_full_regnum
+ 15);
320 /* Return the name of register REGNO. Return the empty string for
321 registers that shouldn't be visible. */
324 s390_register_name (struct gdbarch
*gdbarch
, int regnum
)
326 if (regnum
>= S390_V0_LOWER_REGNUM
327 && regnum
<= S390_V15_LOWER_REGNUM
)
329 return tdesc_register_name (gdbarch
, regnum
);
333 s390_pseudo_register_name (struct gdbarch
*gdbarch
, int regnum
)
335 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
337 if (regnum
== tdep
->pc_regnum
)
340 if (regnum
== tdep
->cc_regnum
)
343 if (regnum_is_gpr_full (tdep
, regnum
))
345 static const char *full_name
[] = {
346 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
347 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
349 return full_name
[regnum
- tdep
->gpr_full_regnum
];
352 if (regnum_is_vxr_full (tdep
, regnum
))
354 static const char *full_name
[] = {
355 "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
356 "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
358 return full_name
[regnum
- tdep
->v0_full_regnum
];
361 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
365 s390_pseudo_register_type (struct gdbarch
*gdbarch
, int regnum
)
367 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
369 if (regnum
== tdep
->pc_regnum
)
370 return builtin_type (gdbarch
)->builtin_func_ptr
;
372 if (regnum
== tdep
->cc_regnum
)
373 return builtin_type (gdbarch
)->builtin_int
;
375 if (regnum_is_gpr_full (tdep
, regnum
))
376 return builtin_type (gdbarch
)->builtin_uint64
;
378 if (regnum_is_vxr_full (tdep
, regnum
))
379 return tdesc_find_type (gdbarch
, "vec128");
381 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
384 static enum register_status
385 s390_pseudo_register_read (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
386 int regnum
, gdb_byte
*buf
)
388 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
389 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
390 int regsize
= register_size (gdbarch
, regnum
);
393 if (regnum
== tdep
->pc_regnum
)
395 enum register_status status
;
397 status
= regcache_raw_read_unsigned (regcache
, S390_PSWA_REGNUM
, &val
);
398 if (status
== REG_VALID
)
400 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
402 store_unsigned_integer (buf
, regsize
, byte_order
, val
);
407 if (regnum
== tdep
->cc_regnum
)
409 enum register_status status
;
411 status
= regcache_raw_read_unsigned (regcache
, S390_PSWM_REGNUM
, &val
);
412 if (status
== REG_VALID
)
414 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
415 val
= (val
>> 12) & 3;
417 val
= (val
>> 44) & 3;
418 store_unsigned_integer (buf
, regsize
, byte_order
, val
);
423 if (regnum_is_gpr_full (tdep
, regnum
))
425 enum register_status status
;
428 regnum
-= tdep
->gpr_full_regnum
;
430 status
= regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ regnum
, &val
);
431 if (status
== REG_VALID
)
432 status
= regcache_raw_read_unsigned (regcache
, S390_R0_UPPER_REGNUM
+ regnum
,
434 if (status
== REG_VALID
)
436 val
|= val_upper
<< 32;
437 store_unsigned_integer (buf
, regsize
, byte_order
, val
);
442 if (regnum_is_vxr_full (tdep
, regnum
))
444 enum register_status status
;
446 regnum
-= tdep
->v0_full_regnum
;
448 status
= regcache_raw_read (regcache
, S390_F0_REGNUM
+ regnum
, buf
);
449 if (status
== REG_VALID
)
450 status
= regcache_raw_read (regcache
,
451 S390_V0_LOWER_REGNUM
+ regnum
, buf
+ 8);
455 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
459 s390_pseudo_register_write (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
460 int regnum
, const gdb_byte
*buf
)
462 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
463 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
464 int regsize
= register_size (gdbarch
, regnum
);
467 if (regnum
== tdep
->pc_regnum
)
469 val
= extract_unsigned_integer (buf
, regsize
, byte_order
);
470 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
472 regcache_raw_read_unsigned (regcache
, S390_PSWA_REGNUM
, &psw
);
473 val
= (psw
& 0x80000000) | (val
& 0x7fffffff);
475 regcache_raw_write_unsigned (regcache
, S390_PSWA_REGNUM
, val
);
479 if (regnum
== tdep
->cc_regnum
)
481 val
= extract_unsigned_integer (buf
, regsize
, byte_order
);
482 regcache_raw_read_unsigned (regcache
, S390_PSWM_REGNUM
, &psw
);
483 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
484 val
= (psw
& ~((ULONGEST
)3 << 12)) | ((val
& 3) << 12);
486 val
= (psw
& ~((ULONGEST
)3 << 44)) | ((val
& 3) << 44);
487 regcache_raw_write_unsigned (regcache
, S390_PSWM_REGNUM
, val
);
491 if (regnum_is_gpr_full (tdep
, regnum
))
493 regnum
-= tdep
->gpr_full_regnum
;
494 val
= extract_unsigned_integer (buf
, regsize
, byte_order
);
495 regcache_raw_write_unsigned (regcache
, S390_R0_REGNUM
+ regnum
,
497 regcache_raw_write_unsigned (regcache
, S390_R0_UPPER_REGNUM
+ regnum
,
502 if (regnum_is_vxr_full (tdep
, regnum
))
504 regnum
-= tdep
->v0_full_regnum
;
505 regcache_raw_write (regcache
, S390_F0_REGNUM
+ regnum
, buf
);
506 regcache_raw_write (regcache
, S390_V0_LOWER_REGNUM
+ regnum
, buf
+ 8);
510 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
513 /* 'float' values are stored in the upper half of floating-point
514 registers, even though we are otherwise a big-endian platform. The
515 same applies to a 'float' value within a vector. */
517 static struct value
*
518 s390_value_from_register (struct gdbarch
*gdbarch
, struct type
*type
,
519 int regnum
, struct frame_id frame_id
)
521 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
522 struct value
*value
= default_value_from_register (gdbarch
, type
,
524 check_typedef (type
);
526 if ((regnum
>= S390_F0_REGNUM
&& regnum
<= S390_F15_REGNUM
527 && TYPE_LENGTH (type
) < 8)
528 || regnum_is_vxr_full (tdep
, regnum
)
529 || (regnum
>= S390_V16_REGNUM
&& regnum
<= S390_V31_REGNUM
))
530 set_value_offset (value
, 0);
535 /* Register groups. */
538 s390_pseudo_register_reggroup_p (struct gdbarch
*gdbarch
, int regnum
,
539 struct reggroup
*group
)
541 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
543 /* We usually save/restore the whole PSW, which includes PC and CC.
544 However, some older gdbservers may not support saving/restoring
545 the whole PSW yet, and will return an XML register description
546 excluding those from the save/restore register groups. In those
547 cases, we still need to explicitly save/restore PC and CC in order
548 to push or pop frames. Since this doesn't hurt anything if we
549 already save/restore the whole PSW (it's just redundant), we add
550 PC and CC at this point unconditionally. */
551 if (group
== save_reggroup
|| group
== restore_reggroup
)
552 return regnum
== tdep
->pc_regnum
|| regnum
== tdep
->cc_regnum
;
554 if (group
== vector_reggroup
)
555 return regnum_is_vxr_full (tdep
, regnum
);
557 if (group
== general_reggroup
&& regnum_is_vxr_full (tdep
, regnum
))
560 return default_register_reggroup_p (gdbarch
, regnum
, group
);
563 /* The "ax_pseudo_register_collect" gdbarch method. */
566 s390_ax_pseudo_register_collect (struct gdbarch
*gdbarch
,
567 struct agent_expr
*ax
, int regnum
)
569 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
570 if (regnum
== tdep
->pc_regnum
)
572 ax_reg_mask (ax
, S390_PSWA_REGNUM
);
574 else if (regnum
== tdep
->cc_regnum
)
576 ax_reg_mask (ax
, S390_PSWM_REGNUM
);
578 else if (regnum_is_gpr_full (tdep
, regnum
))
580 regnum
-= tdep
->gpr_full_regnum
;
581 ax_reg_mask (ax
, S390_R0_REGNUM
+ regnum
);
582 ax_reg_mask (ax
, S390_R0_UPPER_REGNUM
+ regnum
);
584 else if (regnum_is_vxr_full (tdep
, regnum
))
586 regnum
-= tdep
->v0_full_regnum
;
587 ax_reg_mask (ax
, S390_F0_REGNUM
+ regnum
);
588 ax_reg_mask (ax
, S390_V0_LOWER_REGNUM
+ regnum
);
592 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
597 /* The "ax_pseudo_register_push_stack" gdbarch method. */
600 s390_ax_pseudo_register_push_stack (struct gdbarch
*gdbarch
,
601 struct agent_expr
*ax
, int regnum
)
603 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
604 if (regnum
== tdep
->pc_regnum
)
606 ax_reg (ax
, S390_PSWA_REGNUM
);
607 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
609 ax_zero_ext (ax
, 31);
612 else if (regnum
== tdep
->cc_regnum
)
614 ax_reg (ax
, S390_PSWM_REGNUM
);
615 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
619 ax_simple (ax
, aop_rsh_unsigned
);
622 else if (regnum_is_gpr_full (tdep
, regnum
))
624 regnum
-= tdep
->gpr_full_regnum
;
625 ax_reg (ax
, S390_R0_REGNUM
+ regnum
);
626 ax_reg (ax
, S390_R0_UPPER_REGNUM
+ regnum
);
628 ax_simple (ax
, aop_lsh
);
629 ax_simple (ax
, aop_bit_or
);
631 else if (regnum_is_vxr_full (tdep
, regnum
))
633 /* Too large to stuff on the stack. */
638 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
643 /* The "gen_return_address" gdbarch method. Since this is supposed to be
644 just a best-effort method, and we don't really have the means to run
645 the full unwinder here, just collect the link register. */
648 s390_gen_return_address (struct gdbarch
*gdbarch
,
649 struct agent_expr
*ax
, struct axs_value
*value
,
652 value
->type
= register_type (gdbarch
, S390_R14_REGNUM
);
653 value
->kind
= axs_lvalue_register
;
654 value
->u
.reg
= S390_R14_REGNUM
;
658 /* A helper for s390_software_single_step, decides if an instruction
659 is a partial-execution instruction that needs to be executed until
660 completion when in record mode. If it is, returns 1 and writes
661 instruction length to a pointer. */
664 s390_is_partial_instruction (struct gdbarch
*gdbarch
, CORE_ADDR loc
, int *len
)
666 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
669 insn
= read_memory_integer (loc
, 2, byte_order
);
673 case 0xa8: /* MVCLE */
679 insn
= read_memory_integer (loc
+ 4, 2, byte_order
);
680 if ((insn
& 0xff) == 0x8e)
692 case 0xb255: /* MVST */
693 case 0xb263: /* CMPSC */
694 case 0xb2a5: /* TRE */
695 case 0xb2a6: /* CU21 */
696 case 0xb2a7: /* CU12 */
697 case 0xb9b0: /* CU14 */
698 case 0xb9b1: /* CU24 */
699 case 0xb9b2: /* CU41 */
700 case 0xb9b3: /* CU42 */
701 case 0xb92a: /* KMF */
702 case 0xb92b: /* KMO */
703 case 0xb92f: /* KMC */
704 case 0xb92d: /* KMCTR */
705 case 0xb92e: /* KM */
706 case 0xb93c: /* PPNO */
707 case 0xb990: /* TRTT */
708 case 0xb991: /* TRTO */
709 case 0xb992: /* TROT */
710 case 0xb993: /* TROO */
718 /* Implement the "software_single_step" gdbarch method, needed to single step
719 through instructions like MVCLE in record mode, to make sure they are
720 executed to completion. Without that, record will save the full length
721 of destination buffer on every iteration, even though the CPU will only
722 process about 4kiB of it each time, leading to O(n**2) memory and time
726 s390_software_single_step (struct frame_info
*frame
)
728 struct gdbarch
*gdbarch
= get_frame_arch (frame
);
729 struct address_space
*aspace
= get_frame_address_space (frame
);
730 CORE_ADDR loc
= get_frame_pc (frame
);
731 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
735 /* Special handling only if recording. */
736 if (!record_full_is_used ())
739 /* First, match a partial instruction. */
740 if (!s390_is_partial_instruction (gdbarch
, loc
, &len
))
745 /* Second, look for a branch back to it. */
746 insn
= read_memory_integer (loc
, 2, byte_order
);
747 if (insn
!= 0xa714) /* BRC with mask 1 */
750 insn
= read_memory_integer (loc
+ 2, 2, byte_order
);
751 if (insn
!= (uint16_t) -(len
/ 2))
756 /* Found it, step past the whole thing. */
758 insert_single_step_breakpoint (gdbarch
, aspace
, loc
);
764 s390_displaced_step_hw_singlestep (struct gdbarch
*gdbarch
,
765 struct displaced_step_closure
*closure
)
771 /* Maps for register sets. */
773 static const struct regcache_map_entry s390_gregmap
[] =
775 { 1, S390_PSWM_REGNUM
},
776 { 1, S390_PSWA_REGNUM
},
777 { 16, S390_R0_REGNUM
},
778 { 16, S390_A0_REGNUM
},
779 { 1, S390_ORIG_R2_REGNUM
},
783 static const struct regcache_map_entry s390_fpregmap
[] =
785 { 1, S390_FPC_REGNUM
, 8 },
786 { 16, S390_F0_REGNUM
, 8 },
790 static const struct regcache_map_entry s390_regmap_upper
[] =
792 { 16, S390_R0_UPPER_REGNUM
, 4 },
796 static const struct regcache_map_entry s390_regmap_last_break
[] =
798 { 1, REGCACHE_MAP_SKIP
, 4 },
799 { 1, S390_LAST_BREAK_REGNUM
, 4 },
803 static const struct regcache_map_entry s390x_regmap_last_break
[] =
805 { 1, S390_LAST_BREAK_REGNUM
, 8 },
809 static const struct regcache_map_entry s390_regmap_system_call
[] =
811 { 1, S390_SYSTEM_CALL_REGNUM
, 4 },
815 static const struct regcache_map_entry s390_regmap_tdb
[] =
817 { 1, S390_TDB_DWORD0_REGNUM
, 8 },
818 { 1, S390_TDB_ABORT_CODE_REGNUM
, 8 },
819 { 1, S390_TDB_CONFLICT_TOKEN_REGNUM
, 8 },
820 { 1, S390_TDB_ATIA_REGNUM
, 8 },
821 { 12, REGCACHE_MAP_SKIP
, 8 },
822 { 16, S390_TDB_R0_REGNUM
, 8 },
826 static const struct regcache_map_entry s390_regmap_vxrs_low
[] =
828 { 16, S390_V0_LOWER_REGNUM
, 8 },
832 static const struct regcache_map_entry s390_regmap_vxrs_high
[] =
834 { 16, S390_V16_REGNUM
, 16 },
839 /* Supply the TDB regset. Like regcache_supply_regset, but invalidate
840 the TDB registers unless the TDB format field is valid. */
843 s390_supply_tdb_regset (const struct regset
*regset
, struct regcache
*regcache
,
844 int regnum
, const void *regs
, size_t len
)
847 enum register_status ret
;
849 regcache_supply_regset (regset
, regcache
, regnum
, regs
, len
);
850 ret
= regcache_cooked_read_unsigned (regcache
, S390_TDB_DWORD0_REGNUM
, &tdw
);
851 if (ret
!= REG_VALID
|| (tdw
>> 56) != 1)
852 regcache_supply_regset (regset
, regcache
, regnum
, NULL
, len
);
855 const struct regset s390_gregset
= {
857 regcache_supply_regset
,
858 regcache_collect_regset
861 const struct regset s390_fpregset
= {
863 regcache_supply_regset
,
864 regcache_collect_regset
867 static const struct regset s390_upper_regset
= {
869 regcache_supply_regset
,
870 regcache_collect_regset
873 const struct regset s390_last_break_regset
= {
874 s390_regmap_last_break
,
875 regcache_supply_regset
,
876 regcache_collect_regset
879 const struct regset s390x_last_break_regset
= {
880 s390x_regmap_last_break
,
881 regcache_supply_regset
,
882 regcache_collect_regset
885 const struct regset s390_system_call_regset
= {
886 s390_regmap_system_call
,
887 regcache_supply_regset
,
888 regcache_collect_regset
891 const struct regset s390_tdb_regset
= {
893 s390_supply_tdb_regset
,
894 regcache_collect_regset
897 const struct regset s390_vxrs_low_regset
= {
898 s390_regmap_vxrs_low
,
899 regcache_supply_regset
,
900 regcache_collect_regset
903 const struct regset s390_vxrs_high_regset
= {
904 s390_regmap_vxrs_high
,
905 regcache_supply_regset
,
906 regcache_collect_regset
909 /* Iterate over supported core file register note sections. */
912 s390_iterate_over_regset_sections (struct gdbarch
*gdbarch
,
913 iterate_over_regset_sections_cb
*cb
,
915 const struct regcache
*regcache
)
917 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
918 const int gregset_size
= (tdep
->abi
== ABI_LINUX_S390
?
919 s390_sizeof_gregset
: s390x_sizeof_gregset
);
921 cb (".reg", gregset_size
, &s390_gregset
, NULL
, cb_data
);
922 cb (".reg2", s390_sizeof_fpregset
, &s390_fpregset
, NULL
, cb_data
);
924 if (tdep
->abi
== ABI_LINUX_S390
&& tdep
->gpr_full_regnum
!= -1)
925 cb (".reg-s390-high-gprs", 16 * 4, &s390_upper_regset
,
926 "s390 GPR upper halves", cb_data
);
928 if (tdep
->have_linux_v1
)
929 cb (".reg-s390-last-break", 8,
930 (gdbarch_ptr_bit (gdbarch
) == 32
931 ? &s390_last_break_regset
: &s390x_last_break_regset
),
932 "s390 last-break address", cb_data
);
934 if (tdep
->have_linux_v2
)
935 cb (".reg-s390-system-call", 4, &s390_system_call_regset
,
936 "s390 system-call", cb_data
);
938 /* If regcache is set, we are in "write" (gcore) mode. In this
939 case, don't iterate over the TDB unless its registers are
943 || REG_VALID
== regcache_register_status (regcache
,
944 S390_TDB_DWORD0_REGNUM
)))
945 cb (".reg-s390-tdb", s390_sizeof_tdbregset
, &s390_tdb_regset
,
946 "s390 TDB", cb_data
);
948 if (tdep
->v0_full_regnum
!= -1)
950 cb (".reg-s390-vxrs-low", 16 * 8, &s390_vxrs_low_regset
,
951 "s390 vector registers 0-15 lower half", cb_data
);
952 cb (".reg-s390-vxrs-high", 16 * 16, &s390_vxrs_high_regset
,
953 "s390 vector registers 16-31", cb_data
);
957 static const struct target_desc
*
958 s390_core_read_description (struct gdbarch
*gdbarch
,
959 struct target_ops
*target
, bfd
*abfd
)
961 asection
*section
= bfd_get_section_by_name (abfd
, ".reg");
963 int high_gprs
, v1
, v2
, te
, vx
;
965 target_auxv_search (target
, AT_HWCAP
, &hwcap
);
969 high_gprs
= (bfd_get_section_by_name (abfd
, ".reg-s390-high-gprs")
971 v1
= (bfd_get_section_by_name (abfd
, ".reg-s390-last-break") != NULL
);
972 v2
= (bfd_get_section_by_name (abfd
, ".reg-s390-system-call") != NULL
);
973 vx
= (hwcap
& HWCAP_S390_VX
);
974 te
= (hwcap
& HWCAP_S390_TE
);
976 switch (bfd_section_size (abfd
, section
))
978 case s390_sizeof_gregset
:
980 return (te
&& vx
? tdesc_s390_tevx_linux64
:
981 vx
? tdesc_s390_vx_linux64
:
982 te
? tdesc_s390_te_linux64
:
983 v2
? tdesc_s390_linux64v2
:
984 v1
? tdesc_s390_linux64v1
: tdesc_s390_linux64
);
986 return (v2
? tdesc_s390_linux32v2
:
987 v1
? tdesc_s390_linux32v1
: tdesc_s390_linux32
);
989 case s390x_sizeof_gregset
:
990 return (te
&& vx
? tdesc_s390x_tevx_linux64
:
991 vx
? tdesc_s390x_vx_linux64
:
992 te
? tdesc_s390x_te_linux64
:
993 v2
? tdesc_s390x_linux64v2
:
994 v1
? tdesc_s390x_linux64v1
: tdesc_s390x_linux64
);
1002 /* Decoding S/390 instructions. */
1004 /* Named opcode values for the S/390 instructions we recognize. Some
1005 instructions have their opcode split across two fields; those are the
1006 op1_* and op2_* enums. */
1009 op1_lhi
= 0xa7, op2_lhi
= 0x08,
1010 op1_lghi
= 0xa7, op2_lghi
= 0x09,
1011 op1_lgfi
= 0xc0, op2_lgfi
= 0x01,
1015 op1_ly
= 0xe3, op2_ly
= 0x58,
1016 op1_lg
= 0xe3, op2_lg
= 0x04,
1018 op1_lmy
= 0xeb, op2_lmy
= 0x98,
1019 op1_lmg
= 0xeb, op2_lmg
= 0x04,
1021 op1_sty
= 0xe3, op2_sty
= 0x50,
1022 op1_stg
= 0xe3, op2_stg
= 0x24,
1025 op1_stmy
= 0xeb, op2_stmy
= 0x90,
1026 op1_stmg
= 0xeb, op2_stmg
= 0x24,
1027 op1_aghi
= 0xa7, op2_aghi
= 0x0b,
1028 op1_ahi
= 0xa7, op2_ahi
= 0x0a,
1029 op1_agfi
= 0xc2, op2_agfi
= 0x08,
1030 op1_afi
= 0xc2, op2_afi
= 0x09,
1031 op1_algfi
= 0xc2, op2_algfi
= 0x0a,
1032 op1_alfi
= 0xc2, op2_alfi
= 0x0b,
1036 op1_ay
= 0xe3, op2_ay
= 0x5a,
1037 op1_ag
= 0xe3, op2_ag
= 0x08,
1038 op1_slgfi
= 0xc2, op2_slgfi
= 0x04,
1039 op1_slfi
= 0xc2, op2_slfi
= 0x05,
1043 op1_sy
= 0xe3, op2_sy
= 0x5b,
1044 op1_sg
= 0xe3, op2_sg
= 0x09,
1048 op1_lay
= 0xe3, op2_lay
= 0x71,
1049 op1_larl
= 0xc0, op2_larl
= 0x00,
1057 op1_bctg
= 0xe3, op2_bctg
= 0x46,
1059 op1_bxhg
= 0xeb, op2_bxhg
= 0x44,
1061 op1_bxleg
= 0xeb, op2_bxleg
= 0x45,
1062 op1_bras
= 0xa7, op2_bras
= 0x05,
1063 op1_brasl
= 0xc0, op2_brasl
= 0x05,
1064 op1_brc
= 0xa7, op2_brc
= 0x04,
1065 op1_brcl
= 0xc0, op2_brcl
= 0x04,
1066 op1_brct
= 0xa7, op2_brct
= 0x06,
1067 op1_brctg
= 0xa7, op2_brctg
= 0x07,
1069 op1_brxhg
= 0xec, op2_brxhg
= 0x44,
1071 op1_brxlg
= 0xec, op2_brxlg
= 0x45,
1076 /* Read a single instruction from address AT. */
1078 #define S390_MAX_INSTR_SIZE 6
1080 s390_readinstruction (bfd_byte instr
[], CORE_ADDR at
)
1082 static int s390_instrlen
[] = { 2, 4, 4, 6 };
1085 if (target_read_memory (at
, &instr
[0], 2))
1087 instrlen
= s390_instrlen
[instr
[0] >> 6];
1090 if (target_read_memory (at
+ 2, &instr
[2], instrlen
- 2))
1097 /* The functions below are for recognizing and decoding S/390
1098 instructions of various formats. Each of them checks whether INSN
1099 is an instruction of the given format, with the specified opcodes.
1100 If it is, it sets the remaining arguments to the values of the
1101 instruction's fields, and returns a non-zero value; otherwise, it
1104 These functions' arguments appear in the order they appear in the
1105 instruction, not in the machine-language form. So, opcodes always
1106 come first, even though they're sometimes scattered around the
1107 instructions. And displacements appear before base and extension
1108 registers, as they do in the assembly syntax, not at the end, as
1109 they do in the machine language. */
1111 is_ri (bfd_byte
*insn
, int op1
, int op2
, unsigned int *r1
, int *i2
)
1113 if (insn
[0] == op1
&& (insn
[1] & 0xf) == op2
)
1115 *r1
= (insn
[1] >> 4) & 0xf;
1116 /* i2 is a 16-bit signed quantity. */
1117 *i2
= (((insn
[2] << 8) | insn
[3]) ^ 0x8000) - 0x8000;
1126 is_ril (bfd_byte
*insn
, int op1
, int op2
,
1127 unsigned int *r1
, int *i2
)
1129 if (insn
[0] == op1
&& (insn
[1] & 0xf) == op2
)
1131 *r1
= (insn
[1] >> 4) & 0xf;
1132 /* i2 is a signed quantity. If the host 'int' is 32 bits long,
1133 no sign extension is necessary, but we don't want to assume
1135 *i2
= (((insn
[2] << 24)
1138 | (insn
[5])) ^ 0x80000000) - 0x80000000;
1147 is_rr (bfd_byte
*insn
, int op
, unsigned int *r1
, unsigned int *r2
)
1151 *r1
= (insn
[1] >> 4) & 0xf;
1152 *r2
= insn
[1] & 0xf;
1161 is_rre (bfd_byte
*insn
, int op
, unsigned int *r1
, unsigned int *r2
)
1163 if (((insn
[0] << 8) | insn
[1]) == op
)
1165 /* Yes, insn[3]. insn[2] is unused in RRE format. */
1166 *r1
= (insn
[3] >> 4) & 0xf;
1167 *r2
= insn
[3] & 0xf;
1176 is_rs (bfd_byte
*insn
, int op
,
1177 unsigned int *r1
, unsigned int *r3
, int *d2
, unsigned int *b2
)
1181 *r1
= (insn
[1] >> 4) & 0xf;
1182 *r3
= insn
[1] & 0xf;
1183 *b2
= (insn
[2] >> 4) & 0xf;
1184 *d2
= ((insn
[2] & 0xf) << 8) | insn
[3];
1193 is_rsy (bfd_byte
*insn
, int op1
, int op2
,
1194 unsigned int *r1
, unsigned int *r3
, int *d2
, unsigned int *b2
)
1199 *r1
= (insn
[1] >> 4) & 0xf;
1200 *r3
= insn
[1] & 0xf;
1201 *b2
= (insn
[2] >> 4) & 0xf;
1202 /* The 'long displacement' is a 20-bit signed integer. */
1203 *d2
= ((((insn
[2] & 0xf) << 8) | insn
[3] | (insn
[4] << 12))
1204 ^ 0x80000) - 0x80000;
1213 is_rsi (bfd_byte
*insn
, int op
,
1214 unsigned int *r1
, unsigned int *r3
, int *i2
)
1218 *r1
= (insn
[1] >> 4) & 0xf;
1219 *r3
= insn
[1] & 0xf;
1220 /* i2 is a 16-bit signed quantity. */
1221 *i2
= (((insn
[2] << 8) | insn
[3]) ^ 0x8000) - 0x8000;
1230 is_rie (bfd_byte
*insn
, int op1
, int op2
,
1231 unsigned int *r1
, unsigned int *r3
, int *i2
)
1236 *r1
= (insn
[1] >> 4) & 0xf;
1237 *r3
= insn
[1] & 0xf;
1238 /* i2 is a 16-bit signed quantity. */
1239 *i2
= (((insn
[2] << 8) | insn
[3]) ^ 0x8000) - 0x8000;
1248 is_rx (bfd_byte
*insn
, int op
,
1249 unsigned int *r1
, int *d2
, unsigned int *x2
, unsigned int *b2
)
1253 *r1
= (insn
[1] >> 4) & 0xf;
1254 *x2
= insn
[1] & 0xf;
1255 *b2
= (insn
[2] >> 4) & 0xf;
1256 *d2
= ((insn
[2] & 0xf) << 8) | insn
[3];
1265 is_rxy (bfd_byte
*insn
, int op1
, int op2
,
1266 unsigned int *r1
, int *d2
, unsigned int *x2
, unsigned int *b2
)
1271 *r1
= (insn
[1] >> 4) & 0xf;
1272 *x2
= insn
[1] & 0xf;
1273 *b2
= (insn
[2] >> 4) & 0xf;
1274 /* The 'long displacement' is a 20-bit signed integer. */
1275 *d2
= ((((insn
[2] & 0xf) << 8) | insn
[3] | (insn
[4] << 12))
1276 ^ 0x80000) - 0x80000;
1284 /* Prologue analysis. */
1286 #define S390_NUM_GPRS 16
1287 #define S390_NUM_FPRS 16
1289 struct s390_prologue_data
{
1292 struct pv_area
*stack
;
1294 /* The size and byte-order of a GPR or FPR. */
1297 enum bfd_endian byte_order
;
1299 /* The general-purpose registers. */
1300 pv_t gpr
[S390_NUM_GPRS
];
1302 /* The floating-point registers. */
1303 pv_t fpr
[S390_NUM_FPRS
];
1305 /* The offset relative to the CFA where the incoming GPR N was saved
1306 by the function prologue. 0 if not saved or unknown. */
1307 int gpr_slot
[S390_NUM_GPRS
];
1309 /* Likewise for FPRs. */
1310 int fpr_slot
[S390_NUM_FPRS
];
1312 /* Nonzero if the backchain was saved. This is assumed to be the
1313 case when the incoming SP is saved at the current SP location. */
1314 int back_chain_saved_p
;
1317 /* Return the effective address for an X-style instruction, like:
1321 Here, X2 and B2 are registers, and D2 is a signed 20-bit
1322 constant; the effective address is the sum of all three. If either
1323 X2 or B2 are zero, then it doesn't contribute to the sum --- this
1324 means that r0 can't be used as either X2 or B2. */
1326 s390_addr (struct s390_prologue_data
*data
,
1327 int d2
, unsigned int x2
, unsigned int b2
)
1331 result
= pv_constant (d2
);
1333 result
= pv_add (result
, data
->gpr
[x2
]);
1335 result
= pv_add (result
, data
->gpr
[b2
]);
1340 /* Do a SIZE-byte store of VALUE to D2(X2,B2). */
1342 s390_store (struct s390_prologue_data
*data
,
1343 int d2
, unsigned int x2
, unsigned int b2
, CORE_ADDR size
,
1346 pv_t addr
= s390_addr (data
, d2
, x2
, b2
);
1349 /* Check whether we are storing the backchain. */
1350 offset
= pv_subtract (data
->gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
], addr
);
1352 if (pv_is_constant (offset
) && offset
.k
== 0)
1353 if (size
== data
->gpr_size
1354 && pv_is_register_k (value
, S390_SP_REGNUM
, 0))
1356 data
->back_chain_saved_p
= 1;
1361 /* Check whether we are storing a register into the stack. */
1362 if (!pv_area_store_would_trash (data
->stack
, addr
))
1363 pv_area_store (data
->stack
, addr
, size
, value
);
1366 /* Note: If this is some store we cannot identify, you might think we
1367 should forget our cached values, as any of those might have been hit.
1369 However, we make the assumption that the register save areas are only
1370 ever stored to once in any given function, and we do recognize these
1371 stores. Thus every store we cannot recognize does not hit our data. */
1374 /* Do a SIZE-byte load from D2(X2,B2). */
1376 s390_load (struct s390_prologue_data
*data
,
1377 int d2
, unsigned int x2
, unsigned int b2
, CORE_ADDR size
)
1380 pv_t addr
= s390_addr (data
, d2
, x2
, b2
);
1382 /* If it's a load from an in-line constant pool, then we can
1383 simulate that, under the assumption that the code isn't
1384 going to change between the time the processor actually
1385 executed it creating the current frame, and the time when
1386 we're analyzing the code to unwind past that frame. */
1387 if (pv_is_constant (addr
))
1389 struct target_section
*secp
;
1390 secp
= target_section_by_addr (¤t_target
, addr
.k
);
1392 && (bfd_get_section_flags (secp
->the_bfd_section
->owner
,
1393 secp
->the_bfd_section
)
1395 return pv_constant (read_memory_integer (addr
.k
, size
,
1399 /* Check whether we are accessing one of our save slots. */
1400 return pv_area_fetch (data
->stack
, addr
, size
);
1403 /* Function for finding saved registers in a 'struct pv_area'; we pass
1404 this to pv_area_scan.
1406 If VALUE is a saved register, ADDR says it was saved at a constant
1407 offset from the frame base, and SIZE indicates that the whole
1408 register was saved, record its offset in the reg_offset table in
1409 PROLOGUE_UNTYPED. */
1411 s390_check_for_saved (void *data_untyped
, pv_t addr
,
1412 CORE_ADDR size
, pv_t value
)
1414 struct s390_prologue_data
*data
= (struct s390_prologue_data
*) data_untyped
;
1417 if (!pv_is_register (addr
, S390_SP_REGNUM
))
1420 offset
= 16 * data
->gpr_size
+ 32 - addr
.k
;
1422 /* If we are storing the original value of a register, we want to
1423 record the CFA offset. If the same register is stored multiple
1424 times, the stack slot with the highest address counts. */
1426 for (i
= 0; i
< S390_NUM_GPRS
; i
++)
1427 if (size
== data
->gpr_size
1428 && pv_is_register_k (value
, S390_R0_REGNUM
+ i
, 0))
1429 if (data
->gpr_slot
[i
] == 0
1430 || data
->gpr_slot
[i
] > offset
)
1432 data
->gpr_slot
[i
] = offset
;
1436 for (i
= 0; i
< S390_NUM_FPRS
; i
++)
1437 if (size
== data
->fpr_size
1438 && pv_is_register_k (value
, S390_F0_REGNUM
+ i
, 0))
1439 if (data
->fpr_slot
[i
] == 0
1440 || data
->fpr_slot
[i
] > offset
)
1442 data
->fpr_slot
[i
] = offset
;
1447 /* Analyze the prologue of the function starting at START_PC,
1448 continuing at most until CURRENT_PC. Initialize DATA to
1449 hold all information we find out about the state of the registers
1450 and stack slots. Return the address of the instruction after
1451 the last one that changed the SP, FP, or back chain; or zero
1454 s390_analyze_prologue (struct gdbarch
*gdbarch
,
1456 CORE_ADDR current_pc
,
1457 struct s390_prologue_data
*data
)
1459 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
1461 /* Our return value:
1462 The address of the instruction after the last one that changed
1463 the SP, FP, or back chain; zero if we got an error trying to
1465 CORE_ADDR result
= start_pc
;
1467 /* The current PC for our abstract interpretation. */
1470 /* The address of the next instruction after that. */
1473 /* Set up everything's initial value. */
1477 data
->stack
= make_pv_area (S390_SP_REGNUM
, gdbarch_addr_bit (gdbarch
));
1479 /* For the purpose of prologue tracking, we consider the GPR size to
1480 be equal to the ABI word size, even if it is actually larger
1481 (i.e. when running a 32-bit binary under a 64-bit kernel). */
1482 data
->gpr_size
= word_size
;
1484 data
->byte_order
= gdbarch_byte_order (gdbarch
);
1486 for (i
= 0; i
< S390_NUM_GPRS
; i
++)
1487 data
->gpr
[i
] = pv_register (S390_R0_REGNUM
+ i
, 0);
1489 for (i
= 0; i
< S390_NUM_FPRS
; i
++)
1490 data
->fpr
[i
] = pv_register (S390_F0_REGNUM
+ i
, 0);
1492 for (i
= 0; i
< S390_NUM_GPRS
; i
++)
1493 data
->gpr_slot
[i
] = 0;
1495 for (i
= 0; i
< S390_NUM_FPRS
; i
++)
1496 data
->fpr_slot
[i
] = 0;
1498 data
->back_chain_saved_p
= 0;
1501 /* Start interpreting instructions, until we hit the frame's
1502 current PC or the first branch instruction. */
1503 for (pc
= start_pc
; pc
> 0 && pc
< current_pc
; pc
= next_pc
)
1505 bfd_byte insn
[S390_MAX_INSTR_SIZE
];
1506 int insn_len
= s390_readinstruction (insn
, pc
);
1508 bfd_byte dummy
[S390_MAX_INSTR_SIZE
] = { 0 };
1509 bfd_byte
*insn32
= word_size
== 4 ? insn
: dummy
;
1510 bfd_byte
*insn64
= word_size
== 8 ? insn
: dummy
;
1512 /* Fields for various kinds of instructions. */
1513 unsigned int b2
, r1
, r2
, x2
, r3
;
1516 /* The values of SP and FP before this instruction,
1517 for detecting instructions that change them. */
1518 pv_t pre_insn_sp
, pre_insn_fp
;
1519 /* Likewise for the flag whether the back chain was saved. */
1520 int pre_insn_back_chain_saved_p
;
1522 /* If we got an error trying to read the instruction, report it. */
1529 next_pc
= pc
+ insn_len
;
1531 pre_insn_sp
= data
->gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
];
1532 pre_insn_fp
= data
->gpr
[S390_FRAME_REGNUM
- S390_R0_REGNUM
];
1533 pre_insn_back_chain_saved_p
= data
->back_chain_saved_p
;
1536 /* LHI r1, i2 --- load halfword immediate. */
1537 /* LGHI r1, i2 --- load halfword immediate (64-bit version). */
1538 /* LGFI r1, i2 --- load fullword immediate. */
1539 if (is_ri (insn32
, op1_lhi
, op2_lhi
, &r1
, &i2
)
1540 || is_ri (insn64
, op1_lghi
, op2_lghi
, &r1
, &i2
)
1541 || is_ril (insn
, op1_lgfi
, op2_lgfi
, &r1
, &i2
))
1542 data
->gpr
[r1
] = pv_constant (i2
);
1544 /* LR r1, r2 --- load from register. */
1545 /* LGR r1, r2 --- load from register (64-bit version). */
1546 else if (is_rr (insn32
, op_lr
, &r1
, &r2
)
1547 || is_rre (insn64
, op_lgr
, &r1
, &r2
))
1548 data
->gpr
[r1
] = data
->gpr
[r2
];
1550 /* L r1, d2(x2, b2) --- load. */
1551 /* LY r1, d2(x2, b2) --- load (long-displacement version). */
1552 /* LG r1, d2(x2, b2) --- load (64-bit version). */
1553 else if (is_rx (insn32
, op_l
, &r1
, &d2
, &x2
, &b2
)
1554 || is_rxy (insn32
, op1_ly
, op2_ly
, &r1
, &d2
, &x2
, &b2
)
1555 || is_rxy (insn64
, op1_lg
, op2_lg
, &r1
, &d2
, &x2
, &b2
))
1556 data
->gpr
[r1
] = s390_load (data
, d2
, x2
, b2
, data
->gpr_size
);
1558 /* ST r1, d2(x2, b2) --- store. */
1559 /* STY r1, d2(x2, b2) --- store (long-displacement version). */
1560 /* STG r1, d2(x2, b2) --- store (64-bit version). */
1561 else if (is_rx (insn32
, op_st
, &r1
, &d2
, &x2
, &b2
)
1562 || is_rxy (insn32
, op1_sty
, op2_sty
, &r1
, &d2
, &x2
, &b2
)
1563 || is_rxy (insn64
, op1_stg
, op2_stg
, &r1
, &d2
, &x2
, &b2
))
1564 s390_store (data
, d2
, x2
, b2
, data
->gpr_size
, data
->gpr
[r1
]);
1566 /* STD r1, d2(x2,b2) --- store floating-point register. */
1567 else if (is_rx (insn
, op_std
, &r1
, &d2
, &x2
, &b2
))
1568 s390_store (data
, d2
, x2
, b2
, data
->fpr_size
, data
->fpr
[r1
]);
1570 /* STM r1, r3, d2(b2) --- store multiple. */
1571 /* STMY r1, r3, d2(b2) --- store multiple (long-displacement
1573 /* STMG r1, r3, d2(b2) --- store multiple (64-bit version). */
1574 else if (is_rs (insn32
, op_stm
, &r1
, &r3
, &d2
, &b2
)
1575 || is_rsy (insn32
, op1_stmy
, op2_stmy
, &r1
, &r3
, &d2
, &b2
)
1576 || is_rsy (insn64
, op1_stmg
, op2_stmg
, &r1
, &r3
, &d2
, &b2
))
1578 for (; r1
<= r3
; r1
++, d2
+= data
->gpr_size
)
1579 s390_store (data
, d2
, 0, b2
, data
->gpr_size
, data
->gpr
[r1
]);
1582 /* AHI r1, i2 --- add halfword immediate. */
1583 /* AGHI r1, i2 --- add halfword immediate (64-bit version). */
1584 /* AFI r1, i2 --- add fullword immediate. */
1585 /* AGFI r1, i2 --- add fullword immediate (64-bit version). */
1586 else if (is_ri (insn32
, op1_ahi
, op2_ahi
, &r1
, &i2
)
1587 || is_ri (insn64
, op1_aghi
, op2_aghi
, &r1
, &i2
)
1588 || is_ril (insn32
, op1_afi
, op2_afi
, &r1
, &i2
)
1589 || is_ril (insn64
, op1_agfi
, op2_agfi
, &r1
, &i2
))
1590 data
->gpr
[r1
] = pv_add_constant (data
->gpr
[r1
], i2
);
1592 /* ALFI r1, i2 --- add logical immediate. */
1593 /* ALGFI r1, i2 --- add logical immediate (64-bit version). */
1594 else if (is_ril (insn32
, op1_alfi
, op2_alfi
, &r1
, &i2
)
1595 || is_ril (insn64
, op1_algfi
, op2_algfi
, &r1
, &i2
))
1596 data
->gpr
[r1
] = pv_add_constant (data
->gpr
[r1
],
1597 (CORE_ADDR
)i2
& 0xffffffff);
1599 /* AR r1, r2 -- add register. */
1600 /* AGR r1, r2 -- add register (64-bit version). */
1601 else if (is_rr (insn32
, op_ar
, &r1
, &r2
)
1602 || is_rre (insn64
, op_agr
, &r1
, &r2
))
1603 data
->gpr
[r1
] = pv_add (data
->gpr
[r1
], data
->gpr
[r2
]);
1605 /* A r1, d2(x2, b2) -- add. */
1606 /* AY r1, d2(x2, b2) -- add (long-displacement version). */
1607 /* AG r1, d2(x2, b2) -- add (64-bit version). */
1608 else if (is_rx (insn32
, op_a
, &r1
, &d2
, &x2
, &b2
)
1609 || is_rxy (insn32
, op1_ay
, op2_ay
, &r1
, &d2
, &x2
, &b2
)
1610 || is_rxy (insn64
, op1_ag
, op2_ag
, &r1
, &d2
, &x2
, &b2
))
1611 data
->gpr
[r1
] = pv_add (data
->gpr
[r1
],
1612 s390_load (data
, d2
, x2
, b2
, data
->gpr_size
));
1614 /* SLFI r1, i2 --- subtract logical immediate. */
1615 /* SLGFI r1, i2 --- subtract logical immediate (64-bit version). */
1616 else if (is_ril (insn32
, op1_slfi
, op2_slfi
, &r1
, &i2
)
1617 || is_ril (insn64
, op1_slgfi
, op2_slgfi
, &r1
, &i2
))
1618 data
->gpr
[r1
] = pv_add_constant (data
->gpr
[r1
],
1619 -((CORE_ADDR
)i2
& 0xffffffff));
1621 /* SR r1, r2 -- subtract register. */
1622 /* SGR r1, r2 -- subtract register (64-bit version). */
1623 else if (is_rr (insn32
, op_sr
, &r1
, &r2
)
1624 || is_rre (insn64
, op_sgr
, &r1
, &r2
))
1625 data
->gpr
[r1
] = pv_subtract (data
->gpr
[r1
], data
->gpr
[r2
]);
1627 /* S r1, d2(x2, b2) -- subtract. */
1628 /* SY r1, d2(x2, b2) -- subtract (long-displacement version). */
1629 /* SG r1, d2(x2, b2) -- subtract (64-bit version). */
1630 else if (is_rx (insn32
, op_s
, &r1
, &d2
, &x2
, &b2
)
1631 || is_rxy (insn32
, op1_sy
, op2_sy
, &r1
, &d2
, &x2
, &b2
)
1632 || is_rxy (insn64
, op1_sg
, op2_sg
, &r1
, &d2
, &x2
, &b2
))
1633 data
->gpr
[r1
] = pv_subtract (data
->gpr
[r1
],
1634 s390_load (data
, d2
, x2
, b2
, data
->gpr_size
));
1636 /* LA r1, d2(x2, b2) --- load address. */
1637 /* LAY r1, d2(x2, b2) --- load address (long-displacement version). */
1638 else if (is_rx (insn
, op_la
, &r1
, &d2
, &x2
, &b2
)
1639 || is_rxy (insn
, op1_lay
, op2_lay
, &r1
, &d2
, &x2
, &b2
))
1640 data
->gpr
[r1
] = s390_addr (data
, d2
, x2
, b2
);
1642 /* LARL r1, i2 --- load address relative long. */
1643 else if (is_ril (insn
, op1_larl
, op2_larl
, &r1
, &i2
))
1644 data
->gpr
[r1
] = pv_constant (pc
+ i2
* 2);
1646 /* BASR r1, 0 --- branch and save.
1647 Since r2 is zero, this saves the PC in r1, but doesn't branch. */
1648 else if (is_rr (insn
, op_basr
, &r1
, &r2
)
1650 data
->gpr
[r1
] = pv_constant (next_pc
);
1652 /* BRAS r1, i2 --- branch relative and save. */
1653 else if (is_ri (insn
, op1_bras
, op2_bras
, &r1
, &i2
))
1655 data
->gpr
[r1
] = pv_constant (next_pc
);
1656 next_pc
= pc
+ i2
* 2;
1658 /* We'd better not interpret any backward branches. We'll
1664 /* BRC/BRCL -- branch relative on condition. Ignore "branch
1665 never", branch to following instruction, and "conditional
1666 trap" (BRC +2). Otherwise terminate search. */
1667 else if (is_ri (insn
, op1_brc
, op2_brc
, &r1
, &i2
))
1669 if (r1
!= 0 && i2
!= 1 && i2
!= 2)
1672 else if (is_ril (insn
, op1_brcl
, op2_brcl
, &r1
, &i2
))
1674 if (r1
!= 0 && i2
!= 3)
1678 /* Terminate search when hitting any other branch instruction. */
1679 else if (is_rr (insn
, op_basr
, &r1
, &r2
)
1680 || is_rx (insn
, op_bas
, &r1
, &d2
, &x2
, &b2
)
1681 || is_rr (insn
, op_bcr
, &r1
, &r2
)
1682 || is_rx (insn
, op_bc
, &r1
, &d2
, &x2
, &b2
)
1683 || is_ril (insn
, op1_brasl
, op2_brasl
, &r2
, &i2
))
1688 /* An instruction we don't know how to simulate. The only
1689 safe thing to do would be to set every value we're tracking
1690 to 'unknown'. Instead, we'll be optimistic: we assume that
1691 we *can* interpret every instruction that the compiler uses
1692 to manipulate any of the data we're interested in here --
1693 then we can just ignore anything else. */
1696 /* Record the address after the last instruction that changed
1697 the FP, SP, or backlink. Ignore instructions that changed
1698 them back to their original values --- those are probably
1699 restore instructions. (The back chain is never restored,
1702 pv_t sp
= data
->gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
];
1703 pv_t fp
= data
->gpr
[S390_FRAME_REGNUM
- S390_R0_REGNUM
];
1705 if ((! pv_is_identical (pre_insn_sp
, sp
)
1706 && ! pv_is_register_k (sp
, S390_SP_REGNUM
, 0)
1707 && sp
.kind
!= pvk_unknown
)
1708 || (! pv_is_identical (pre_insn_fp
, fp
)
1709 && ! pv_is_register_k (fp
, S390_FRAME_REGNUM
, 0)
1710 && fp
.kind
!= pvk_unknown
)
1711 || pre_insn_back_chain_saved_p
!= data
->back_chain_saved_p
)
1716 /* Record where all the registers were saved. */
1717 pv_area_scan (data
->stack
, s390_check_for_saved
, data
);
1719 free_pv_area (data
->stack
);
1725 /* Advance PC across any function entry prologue instructions to reach
1726 some "real" code. */
1728 s390_skip_prologue (struct gdbarch
*gdbarch
, CORE_ADDR pc
)
1730 struct s390_prologue_data data
;
1731 CORE_ADDR skip_pc
, func_addr
;
1733 if (find_pc_partial_function (pc
, NULL
, &func_addr
, NULL
))
1735 CORE_ADDR post_prologue_pc
1736 = skip_prologue_using_sal (gdbarch
, func_addr
);
1737 if (post_prologue_pc
!= 0)
1738 return std::max (pc
, post_prologue_pc
);
1741 skip_pc
= s390_analyze_prologue (gdbarch
, pc
, (CORE_ADDR
)-1, &data
);
1742 return skip_pc
? skip_pc
: pc
;
1745 /* Implmement the stack_frame_destroyed_p gdbarch method. */
1747 s390_stack_frame_destroyed_p (struct gdbarch
*gdbarch
, CORE_ADDR pc
)
1749 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
1751 /* In frameless functions, there's not frame to destroy and thus
1752 we don't care about the epilogue.
1754 In functions with frame, the epilogue sequence is a pair of
1755 a LM-type instruction that restores (amongst others) the
1756 return register %r14 and the stack pointer %r15, followed
1757 by a branch 'br %r14' --or equivalent-- that effects the
1760 In that situation, this function needs to return 'true' in
1761 exactly one case: when pc points to that branch instruction.
1763 Thus we try to disassemble the one instructions immediately
1764 preceding pc and check whether it is an LM-type instruction
1765 modifying the stack pointer.
1767 Note that disassembling backwards is not reliable, so there
1768 is a slight chance of false positives here ... */
1771 unsigned int r1
, r3
, b2
;
1775 && !target_read_memory (pc
- 4, insn
, 4)
1776 && is_rs (insn
, op_lm
, &r1
, &r3
, &d2
, &b2
)
1777 && r3
== S390_SP_REGNUM
- S390_R0_REGNUM
)
1781 && !target_read_memory (pc
- 6, insn
, 6)
1782 && is_rsy (insn
, op1_lmy
, op2_lmy
, &r1
, &r3
, &d2
, &b2
)
1783 && r3
== S390_SP_REGNUM
- S390_R0_REGNUM
)
1787 && !target_read_memory (pc
- 6, insn
, 6)
1788 && is_rsy (insn
, op1_lmg
, op2_lmg
, &r1
, &r3
, &d2
, &b2
)
1789 && r3
== S390_SP_REGNUM
- S390_R0_REGNUM
)
1795 /* Displaced stepping. */
1797 /* Return true if INSN is a non-branch RIL-b or RIL-c format
1801 is_non_branch_ril (gdb_byte
*insn
)
1803 gdb_byte op1
= insn
[0];
1807 gdb_byte op2
= insn
[1] & 0x0f;
1811 case 0x02: /* llhrl */
1812 case 0x04: /* lghrl */
1813 case 0x05: /* lhrl */
1814 case 0x06: /* llghrl */
1815 case 0x07: /* sthrl */
1816 case 0x08: /* lgrl */
1817 case 0x0b: /* stgrl */
1818 case 0x0c: /* lgfrl */
1819 case 0x0d: /* lrl */
1820 case 0x0e: /* llgfrl */
1821 case 0x0f: /* strl */
1825 else if (op1
== 0xc6)
1827 gdb_byte op2
= insn
[1] & 0x0f;
1831 case 0x00: /* exrl */
1832 case 0x02: /* pfdrl */
1833 case 0x04: /* cghrl */
1834 case 0x05: /* chrl */
1835 case 0x06: /* clghrl */
1836 case 0x07: /* clhrl */
1837 case 0x08: /* cgrl */
1838 case 0x0a: /* clgrl */
1839 case 0x0c: /* cgfrl */
1840 case 0x0d: /* crl */
1841 case 0x0e: /* clgfrl */
1842 case 0x0f: /* clrl */
1850 /* Implementation of gdbarch_displaced_step_copy_insn. */
1852 static struct displaced_step_closure
*
1853 s390_displaced_step_copy_insn (struct gdbarch
*gdbarch
,
1854 CORE_ADDR from
, CORE_ADDR to
,
1855 struct regcache
*regs
)
1857 size_t len
= gdbarch_max_insn_length (gdbarch
);
1858 gdb_byte
*buf
= (gdb_byte
*) xmalloc (len
);
1859 struct cleanup
*old_chain
= make_cleanup (xfree
, buf
);
1861 read_memory (from
, buf
, len
);
1863 /* Adjust the displacement field of PC-relative RIL instructions,
1864 except branches. The latter are handled in the fixup hook. */
1865 if (is_non_branch_ril (buf
))
1869 offset
= extract_signed_integer (buf
+ 2, 4, BFD_ENDIAN_BIG
);
1870 offset
= (from
- to
+ offset
* 2) / 2;
1872 /* If the instruction is too far from the jump pad, punt. This
1873 will usually happen with instructions in shared libraries.
1874 We could probably support these by rewriting them to be
1875 absolute or fully emulating them. */
1876 if (offset
< INT32_MIN
|| offset
> INT32_MAX
)
1878 /* Let the core fall back to stepping over the breakpoint
1880 if (debug_displaced
)
1882 fprintf_unfiltered (gdb_stdlog
,
1883 "displaced: can't displaced step "
1884 "RIL instruction: offset %s out of range\n",
1887 do_cleanups (old_chain
);
1891 store_signed_integer (buf
+ 2, 4, BFD_ENDIAN_BIG
, offset
);
1894 write_memory (to
, buf
, len
);
1896 if (debug_displaced
)
1898 fprintf_unfiltered (gdb_stdlog
, "displaced: copy %s->%s: ",
1899 paddress (gdbarch
, from
), paddress (gdbarch
, to
));
1900 displaced_step_dump_bytes (gdb_stdlog
, buf
, len
);
1903 discard_cleanups (old_chain
);
1904 return (struct displaced_step_closure
*) buf
;
1907 /* Fix up the state of registers and memory after having single-stepped
1908 a displaced instruction. */
1910 s390_displaced_step_fixup (struct gdbarch
*gdbarch
,
1911 struct displaced_step_closure
*closure
,
1912 CORE_ADDR from
, CORE_ADDR to
,
1913 struct regcache
*regs
)
1915 /* Our closure is a copy of the instruction. */
1916 gdb_byte
*insn
= (gdb_byte
*) closure
;
1917 static int s390_instrlen
[] = { 2, 4, 4, 6 };
1918 int insnlen
= s390_instrlen
[insn
[0] >> 6];
1920 /* Fields for various kinds of instructions. */
1921 unsigned int b2
, r1
, r2
, x2
, r3
;
1924 /* Get current PC and addressing mode bit. */
1925 CORE_ADDR pc
= regcache_read_pc (regs
);
1928 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
1930 regcache_cooked_read_unsigned (regs
, S390_PSWA_REGNUM
, &amode
);
1931 amode
&= 0x80000000;
1934 if (debug_displaced
)
1935 fprintf_unfiltered (gdb_stdlog
,
1936 "displaced: (s390) fixup (%s, %s) pc %s len %d amode 0x%x\n",
1937 paddress (gdbarch
, from
), paddress (gdbarch
, to
),
1938 paddress (gdbarch
, pc
), insnlen
, (int) amode
);
1940 /* Handle absolute branch and save instructions. */
1941 if (is_rr (insn
, op_basr
, &r1
, &r2
)
1942 || is_rx (insn
, op_bas
, &r1
, &d2
, &x2
, &b2
))
1944 /* Recompute saved return address in R1. */
1945 regcache_cooked_write_unsigned (regs
, S390_R0_REGNUM
+ r1
,
1946 amode
| (from
+ insnlen
));
1949 /* Handle absolute branch instructions. */
1950 else if (is_rr (insn
, op_bcr
, &r1
, &r2
)
1951 || is_rx (insn
, op_bc
, &r1
, &d2
, &x2
, &b2
)
1952 || is_rr (insn
, op_bctr
, &r1
, &r2
)
1953 || is_rre (insn
, op_bctgr
, &r1
, &r2
)
1954 || is_rx (insn
, op_bct
, &r1
, &d2
, &x2
, &b2
)
1955 || is_rxy (insn
, op1_bctg
, op2_brctg
, &r1
, &d2
, &x2
, &b2
)
1956 || is_rs (insn
, op_bxh
, &r1
, &r3
, &d2
, &b2
)
1957 || is_rsy (insn
, op1_bxhg
, op2_bxhg
, &r1
, &r3
, &d2
, &b2
)
1958 || is_rs (insn
, op_bxle
, &r1
, &r3
, &d2
, &b2
)
1959 || is_rsy (insn
, op1_bxleg
, op2_bxleg
, &r1
, &r3
, &d2
, &b2
))
1961 /* Update PC iff branch was *not* taken. */
1962 if (pc
== to
+ insnlen
)
1963 regcache_write_pc (regs
, from
+ insnlen
);
1966 /* Handle PC-relative branch and save instructions. */
1967 else if (is_ri (insn
, op1_bras
, op2_bras
, &r1
, &i2
)
1968 || is_ril (insn
, op1_brasl
, op2_brasl
, &r1
, &i2
))
1971 regcache_write_pc (regs
, pc
- to
+ from
);
1972 /* Recompute saved return address in R1. */
1973 regcache_cooked_write_unsigned (regs
, S390_R0_REGNUM
+ r1
,
1974 amode
| (from
+ insnlen
));
1977 /* Handle PC-relative branch instructions. */
1978 else if (is_ri (insn
, op1_brc
, op2_brc
, &r1
, &i2
)
1979 || is_ril (insn
, op1_brcl
, op2_brcl
, &r1
, &i2
)
1980 || is_ri (insn
, op1_brct
, op2_brct
, &r1
, &i2
)
1981 || is_ri (insn
, op1_brctg
, op2_brctg
, &r1
, &i2
)
1982 || is_rsi (insn
, op_brxh
, &r1
, &r3
, &i2
)
1983 || is_rie (insn
, op1_brxhg
, op2_brxhg
, &r1
, &r3
, &i2
)
1984 || is_rsi (insn
, op_brxle
, &r1
, &r3
, &i2
)
1985 || is_rie (insn
, op1_brxlg
, op2_brxlg
, &r1
, &r3
, &i2
))
1988 regcache_write_pc (regs
, pc
- to
+ from
);
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, PC points right after the original instruction. */
2007 regcache_write_pc (regs
, from
+ insnlen
);
2009 if (debug_displaced
)
2010 fprintf_unfiltered (gdb_stdlog
,
2011 "displaced: (s390) pc is now %s\n",
2012 paddress (gdbarch
, regcache_read_pc (regs
)));
2016 /* Helper routine to unwind pseudo registers. */
2018 static struct value
*
2019 s390_unwind_pseudo_register (struct frame_info
*this_frame
, int regnum
)
2021 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2022 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2023 struct type
*type
= register_type (gdbarch
, regnum
);
2025 /* Unwind PC via PSW address. */
2026 if (regnum
== tdep
->pc_regnum
)
2030 val
= frame_unwind_register_value (this_frame
, S390_PSWA_REGNUM
);
2031 if (!value_optimized_out (val
))
2033 LONGEST pswa
= value_as_long (val
);
2035 if (TYPE_LENGTH (type
) == 4)
2036 return value_from_pointer (type
, pswa
& 0x7fffffff);
2038 return value_from_pointer (type
, pswa
);
2042 /* Unwind CC via PSW mask. */
2043 if (regnum
== tdep
->cc_regnum
)
2047 val
= frame_unwind_register_value (this_frame
, S390_PSWM_REGNUM
);
2048 if (!value_optimized_out (val
))
2050 LONGEST pswm
= value_as_long (val
);
2052 if (TYPE_LENGTH (type
) == 4)
2053 return value_from_longest (type
, (pswm
>> 12) & 3);
2055 return value_from_longest (type
, (pswm
>> 44) & 3);
2059 /* Unwind full GPRs to show at least the lower halves (as the
2060 upper halves are undefined). */
2061 if (regnum_is_gpr_full (tdep
, regnum
))
2063 int reg
= regnum
- tdep
->gpr_full_regnum
;
2066 val
= frame_unwind_register_value (this_frame
, S390_R0_REGNUM
+ reg
);
2067 if (!value_optimized_out (val
))
2068 return value_cast (type
, val
);
2071 return allocate_optimized_out_value (type
);
2074 static struct value
*
2075 s390_trad_frame_prev_register (struct frame_info
*this_frame
,
2076 struct trad_frame_saved_reg saved_regs
[],
2079 if (regnum
< S390_NUM_REGS
)
2080 return trad_frame_get_prev_register (this_frame
, saved_regs
, regnum
);
2082 return s390_unwind_pseudo_register (this_frame
, regnum
);
2086 /* Normal stack frames. */
2088 struct s390_unwind_cache
{
2091 CORE_ADDR frame_base
;
2092 CORE_ADDR local_base
;
2094 struct trad_frame_saved_reg
*saved_regs
;
2098 s390_prologue_frame_unwind_cache (struct frame_info
*this_frame
,
2099 struct s390_unwind_cache
*info
)
2101 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2102 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
2103 struct s390_prologue_data data
;
2104 pv_t
*fp
= &data
.gpr
[S390_FRAME_REGNUM
- S390_R0_REGNUM
];
2105 pv_t
*sp
= &data
.gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
];
2114 struct frame_info
*next_frame
;
2116 /* Try to find the function start address. If we can't find it, we don't
2117 bother searching for it -- with modern compilers this would be mostly
2118 pointless anyway. Trust that we'll either have valid DWARF-2 CFI data
2119 or else a valid backchain ... */
2120 if (!get_frame_func_if_available (this_frame
, &info
->func
))
2127 /* Try to analyze the prologue. */
2128 result
= s390_analyze_prologue (gdbarch
, func
,
2129 get_frame_pc (this_frame
), &data
);
2133 /* If this was successful, we should have found the instruction that
2134 sets the stack pointer register to the previous value of the stack
2135 pointer minus the frame size. */
2136 if (!pv_is_register (*sp
, S390_SP_REGNUM
))
2139 /* A frame size of zero at this point can mean either a real
2140 frameless function, or else a failure to find the prologue.
2141 Perform some sanity checks to verify we really have a
2142 frameless function. */
2145 /* If the next frame is a NORMAL_FRAME, this frame *cannot* have frame
2146 size zero. This is only possible if the next frame is a sentinel
2147 frame, a dummy frame, or a signal trampoline frame. */
2148 /* FIXME: cagney/2004-05-01: This sanity check shouldn't be
2149 needed, instead the code should simpliy rely on its
2151 next_frame
= get_next_frame (this_frame
);
2152 while (next_frame
&& get_frame_type (next_frame
) == INLINE_FRAME
)
2153 next_frame
= get_next_frame (next_frame
);
2155 && get_frame_type (get_next_frame (this_frame
)) == NORMAL_FRAME
)
2158 /* If we really have a frameless function, %r14 must be valid
2159 -- in particular, it must point to a different function. */
2160 reg
= get_frame_register_unsigned (this_frame
, S390_RETADDR_REGNUM
);
2161 reg
= gdbarch_addr_bits_remove (gdbarch
, reg
) - 1;
2162 if (get_pc_function_start (reg
) == func
)
2164 /* However, there is one case where it *is* valid for %r14
2165 to point to the same function -- if this is a recursive
2166 call, and we have stopped in the prologue *before* the
2167 stack frame was allocated.
2169 Recognize this case by looking ahead a bit ... */
2171 struct s390_prologue_data data2
;
2172 pv_t
*sp
= &data2
.gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
];
2174 if (!(s390_analyze_prologue (gdbarch
, func
, (CORE_ADDR
)-1, &data2
)
2175 && pv_is_register (*sp
, S390_SP_REGNUM
)
2182 /* OK, we've found valid prologue data. */
2185 /* If the frame pointer originally also holds the same value
2186 as the stack pointer, we're probably using it. If it holds
2187 some other value -- even a constant offset -- it is most
2188 likely used as temp register. */
2189 if (pv_is_identical (*sp
, *fp
))
2190 frame_pointer
= S390_FRAME_REGNUM
;
2192 frame_pointer
= S390_SP_REGNUM
;
2194 /* If we've detected a function with stack frame, we'll still have to
2195 treat it as frameless if we're currently within the function epilog
2196 code at a point where the frame pointer has already been restored.
2197 This can only happen in an innermost frame. */
2198 /* FIXME: cagney/2004-05-01: This sanity check shouldn't be needed,
2199 instead the code should simpliy rely on its analysis. */
2200 next_frame
= get_next_frame (this_frame
);
2201 while (next_frame
&& get_frame_type (next_frame
) == INLINE_FRAME
)
2202 next_frame
= get_next_frame (next_frame
);
2204 && (next_frame
== NULL
2205 || get_frame_type (get_next_frame (this_frame
)) != NORMAL_FRAME
))
2207 /* See the comment in s390_stack_frame_destroyed_p on why this is
2208 not completely reliable ... */
2209 if (s390_stack_frame_destroyed_p (gdbarch
, get_frame_pc (this_frame
)))
2211 memset (&data
, 0, sizeof (data
));
2213 frame_pointer
= S390_SP_REGNUM
;
2217 /* Once we know the frame register and the frame size, we can unwind
2218 the current value of the frame register from the next frame, and
2219 add back the frame size to arrive that the previous frame's
2220 stack pointer value. */
2221 prev_sp
= get_frame_register_unsigned (this_frame
, frame_pointer
) + size
;
2222 cfa
= prev_sp
+ 16*word_size
+ 32;
2224 /* Set up ABI call-saved/call-clobbered registers. */
2225 for (i
= 0; i
< S390_NUM_REGS
; i
++)
2226 if (!s390_register_call_saved (gdbarch
, i
))
2227 trad_frame_set_unknown (info
->saved_regs
, i
);
2229 /* CC is always call-clobbered. */
2230 trad_frame_set_unknown (info
->saved_regs
, S390_PSWM_REGNUM
);
2232 /* Record the addresses of all register spill slots the prologue parser
2233 has recognized. Consider only registers defined as call-saved by the
2234 ABI; for call-clobbered registers the parser may have recognized
2237 for (i
= 0; i
< 16; i
++)
2238 if (s390_register_call_saved (gdbarch
, S390_R0_REGNUM
+ i
)
2239 && data
.gpr_slot
[i
] != 0)
2240 info
->saved_regs
[S390_R0_REGNUM
+ i
].addr
= cfa
- data
.gpr_slot
[i
];
2242 for (i
= 0; i
< 16; i
++)
2243 if (s390_register_call_saved (gdbarch
, S390_F0_REGNUM
+ i
)
2244 && data
.fpr_slot
[i
] != 0)
2245 info
->saved_regs
[S390_F0_REGNUM
+ i
].addr
= cfa
- data
.fpr_slot
[i
];
2247 /* Function return will set PC to %r14. */
2248 info
->saved_regs
[S390_PSWA_REGNUM
] = info
->saved_regs
[S390_RETADDR_REGNUM
];
2250 /* In frameless functions, we unwind simply by moving the return
2251 address to the PC. However, if we actually stored to the
2252 save area, use that -- we might only think the function frameless
2253 because we're in the middle of the prologue ... */
2255 && !trad_frame_addr_p (info
->saved_regs
, S390_PSWA_REGNUM
))
2257 info
->saved_regs
[S390_PSWA_REGNUM
].realreg
= S390_RETADDR_REGNUM
;
2260 /* Another sanity check: unless this is a frameless function,
2261 we should have found spill slots for SP and PC.
2262 If not, we cannot unwind further -- this happens e.g. in
2263 libc's thread_start routine. */
2266 if (!trad_frame_addr_p (info
->saved_regs
, S390_SP_REGNUM
)
2267 || !trad_frame_addr_p (info
->saved_regs
, S390_PSWA_REGNUM
))
2271 /* We use the current value of the frame register as local_base,
2272 and the top of the register save area as frame_base. */
2275 info
->frame_base
= prev_sp
+ 16*word_size
+ 32;
2276 info
->local_base
= prev_sp
- size
;
2283 s390_backchain_frame_unwind_cache (struct frame_info
*this_frame
,
2284 struct s390_unwind_cache
*info
)
2286 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2287 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
2288 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
2289 CORE_ADDR backchain
;
2294 /* Set up ABI call-saved/call-clobbered registers. */
2295 for (i
= 0; i
< S390_NUM_REGS
; i
++)
2296 if (!s390_register_call_saved (gdbarch
, i
))
2297 trad_frame_set_unknown (info
->saved_regs
, i
);
2299 /* CC is always call-clobbered. */
2300 trad_frame_set_unknown (info
->saved_regs
, S390_PSWM_REGNUM
);
2302 /* Get the backchain. */
2303 reg
= get_frame_register_unsigned (this_frame
, S390_SP_REGNUM
);
2304 if (!safe_read_memory_integer (reg
, word_size
, byte_order
, &tmp
))
2306 backchain
= (CORE_ADDR
) tmp
;
2308 /* A zero backchain terminates the frame chain. As additional
2309 sanity check, let's verify that the spill slot for SP in the
2310 save area pointed to by the backchain in fact links back to
2313 && safe_read_memory_integer (backchain
+ 15*word_size
,
2314 word_size
, byte_order
, &sp
)
2315 && (CORE_ADDR
)sp
== backchain
)
2317 /* We don't know which registers were saved, but it will have
2318 to be at least %r14 and %r15. This will allow us to continue
2319 unwinding, but other prev-frame registers may be incorrect ... */
2320 info
->saved_regs
[S390_SP_REGNUM
].addr
= backchain
+ 15*word_size
;
2321 info
->saved_regs
[S390_RETADDR_REGNUM
].addr
= backchain
+ 14*word_size
;
2323 /* Function return will set PC to %r14. */
2324 info
->saved_regs
[S390_PSWA_REGNUM
]
2325 = info
->saved_regs
[S390_RETADDR_REGNUM
];
2327 /* We use the current value of the frame register as local_base,
2328 and the top of the register save area as frame_base. */
2329 info
->frame_base
= backchain
+ 16*word_size
+ 32;
2330 info
->local_base
= reg
;
2333 info
->func
= get_frame_pc (this_frame
);
2336 static struct s390_unwind_cache
*
2337 s390_frame_unwind_cache (struct frame_info
*this_frame
,
2338 void **this_prologue_cache
)
2340 struct s390_unwind_cache
*info
;
2342 if (*this_prologue_cache
)
2343 return (struct s390_unwind_cache
*) *this_prologue_cache
;
2345 info
= FRAME_OBSTACK_ZALLOC (struct s390_unwind_cache
);
2346 *this_prologue_cache
= info
;
2347 info
->saved_regs
= trad_frame_alloc_saved_regs (this_frame
);
2349 info
->frame_base
= -1;
2350 info
->local_base
= -1;
2354 /* Try to use prologue analysis to fill the unwind cache.
2355 If this fails, fall back to reading the stack backchain. */
2356 if (!s390_prologue_frame_unwind_cache (this_frame
, info
))
2357 s390_backchain_frame_unwind_cache (this_frame
, info
);
2359 CATCH (ex
, RETURN_MASK_ERROR
)
2361 if (ex
.error
!= NOT_AVAILABLE_ERROR
)
2362 throw_exception (ex
);
2370 s390_frame_this_id (struct frame_info
*this_frame
,
2371 void **this_prologue_cache
,
2372 struct frame_id
*this_id
)
2374 struct s390_unwind_cache
*info
2375 = s390_frame_unwind_cache (this_frame
, this_prologue_cache
);
2377 if (info
->frame_base
== -1)
2379 if (info
->func
!= -1)
2380 *this_id
= frame_id_build_unavailable_stack (info
->func
);
2384 *this_id
= frame_id_build (info
->frame_base
, info
->func
);
2387 static struct value
*
2388 s390_frame_prev_register (struct frame_info
*this_frame
,
2389 void **this_prologue_cache
, int regnum
)
2391 struct s390_unwind_cache
*info
2392 = s390_frame_unwind_cache (this_frame
, this_prologue_cache
);
2394 return s390_trad_frame_prev_register (this_frame
, info
->saved_regs
, regnum
);
2397 static const struct frame_unwind s390_frame_unwind
= {
2399 default_frame_unwind_stop_reason
,
2401 s390_frame_prev_register
,
2403 default_frame_sniffer
2407 /* Code stubs and their stack frames. For things like PLTs and NULL
2408 function calls (where there is no true frame and the return address
2409 is in the RETADDR register). */
2411 struct s390_stub_unwind_cache
2413 CORE_ADDR frame_base
;
2414 struct trad_frame_saved_reg
*saved_regs
;
2417 static struct s390_stub_unwind_cache
*
2418 s390_stub_frame_unwind_cache (struct frame_info
*this_frame
,
2419 void **this_prologue_cache
)
2421 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2422 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
2423 struct s390_stub_unwind_cache
*info
;
2426 if (*this_prologue_cache
)
2427 return (struct s390_stub_unwind_cache
*) *this_prologue_cache
;
2429 info
= FRAME_OBSTACK_ZALLOC (struct s390_stub_unwind_cache
);
2430 *this_prologue_cache
= info
;
2431 info
->saved_regs
= trad_frame_alloc_saved_regs (this_frame
);
2433 /* The return address is in register %r14. */
2434 info
->saved_regs
[S390_PSWA_REGNUM
].realreg
= S390_RETADDR_REGNUM
;
2436 /* Retrieve stack pointer and determine our frame base. */
2437 reg
= get_frame_register_unsigned (this_frame
, S390_SP_REGNUM
);
2438 info
->frame_base
= reg
+ 16*word_size
+ 32;
2444 s390_stub_frame_this_id (struct frame_info
*this_frame
,
2445 void **this_prologue_cache
,
2446 struct frame_id
*this_id
)
2448 struct s390_stub_unwind_cache
*info
2449 = s390_stub_frame_unwind_cache (this_frame
, this_prologue_cache
);
2450 *this_id
= frame_id_build (info
->frame_base
, get_frame_pc (this_frame
));
2453 static struct value
*
2454 s390_stub_frame_prev_register (struct frame_info
*this_frame
,
2455 void **this_prologue_cache
, int regnum
)
2457 struct s390_stub_unwind_cache
*info
2458 = s390_stub_frame_unwind_cache (this_frame
, this_prologue_cache
);
2459 return s390_trad_frame_prev_register (this_frame
, info
->saved_regs
, regnum
);
2463 s390_stub_frame_sniffer (const struct frame_unwind
*self
,
2464 struct frame_info
*this_frame
,
2465 void **this_prologue_cache
)
2467 CORE_ADDR addr_in_block
;
2468 bfd_byte insn
[S390_MAX_INSTR_SIZE
];
2470 /* If the current PC points to non-readable memory, we assume we
2471 have trapped due to an invalid function pointer call. We handle
2472 the non-existing current function like a PLT stub. */
2473 addr_in_block
= get_frame_address_in_block (this_frame
);
2474 if (in_plt_section (addr_in_block
)
2475 || s390_readinstruction (insn
, get_frame_pc (this_frame
)) < 0)
2480 static const struct frame_unwind s390_stub_frame_unwind
= {
2482 default_frame_unwind_stop_reason
,
2483 s390_stub_frame_this_id
,
2484 s390_stub_frame_prev_register
,
2486 s390_stub_frame_sniffer
2490 /* Signal trampoline stack frames. */
2492 struct s390_sigtramp_unwind_cache
{
2493 CORE_ADDR frame_base
;
2494 struct trad_frame_saved_reg
*saved_regs
;
2497 static struct s390_sigtramp_unwind_cache
*
2498 s390_sigtramp_frame_unwind_cache (struct frame_info
*this_frame
,
2499 void **this_prologue_cache
)
2501 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2502 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2503 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
2504 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
2505 struct s390_sigtramp_unwind_cache
*info
;
2506 ULONGEST this_sp
, prev_sp
;
2507 CORE_ADDR next_ra
, next_cfa
, sigreg_ptr
, sigreg_high_off
;
2510 if (*this_prologue_cache
)
2511 return (struct s390_sigtramp_unwind_cache
*) *this_prologue_cache
;
2513 info
= FRAME_OBSTACK_ZALLOC (struct s390_sigtramp_unwind_cache
);
2514 *this_prologue_cache
= info
;
2515 info
->saved_regs
= trad_frame_alloc_saved_regs (this_frame
);
2517 this_sp
= get_frame_register_unsigned (this_frame
, S390_SP_REGNUM
);
2518 next_ra
= get_frame_pc (this_frame
);
2519 next_cfa
= this_sp
+ 16*word_size
+ 32;
2521 /* New-style RT frame:
2522 retcode + alignment (8 bytes)
2524 ucontext (contains sigregs at offset 5 words). */
2525 if (next_ra
== next_cfa
)
2527 sigreg_ptr
= next_cfa
+ 8 + 128 + align_up (5*word_size
, 8);
2528 /* sigregs are followed by uc_sigmask (8 bytes), then by the
2529 upper GPR halves if present. */
2530 sigreg_high_off
= 8;
2533 /* Old-style RT frame and all non-RT frames:
2534 old signal mask (8 bytes)
2535 pointer to sigregs. */
2538 sigreg_ptr
= read_memory_unsigned_integer (next_cfa
+ 8,
2539 word_size
, byte_order
);
2540 /* sigregs are followed by signo (4 bytes), then by the
2541 upper GPR halves if present. */
2542 sigreg_high_off
= 4;
2545 /* The sigregs structure looks like this:
2554 /* PSW mask and address. */
2555 info
->saved_regs
[S390_PSWM_REGNUM
].addr
= sigreg_ptr
;
2556 sigreg_ptr
+= word_size
;
2557 info
->saved_regs
[S390_PSWA_REGNUM
].addr
= sigreg_ptr
;
2558 sigreg_ptr
+= word_size
;
2560 /* Then the GPRs. */
2561 for (i
= 0; i
< 16; i
++)
2563 info
->saved_regs
[S390_R0_REGNUM
+ i
].addr
= sigreg_ptr
;
2564 sigreg_ptr
+= word_size
;
2567 /* Then the ACRs. */
2568 for (i
= 0; i
< 16; i
++)
2570 info
->saved_regs
[S390_A0_REGNUM
+ i
].addr
= sigreg_ptr
;
2574 /* The floating-point control word. */
2575 info
->saved_regs
[S390_FPC_REGNUM
].addr
= sigreg_ptr
;
2578 /* And finally the FPRs. */
2579 for (i
= 0; i
< 16; i
++)
2581 info
->saved_regs
[S390_F0_REGNUM
+ i
].addr
= sigreg_ptr
;
2585 /* If we have them, the GPR upper halves are appended at the end. */
2586 sigreg_ptr
+= sigreg_high_off
;
2587 if (tdep
->gpr_full_regnum
!= -1)
2588 for (i
= 0; i
< 16; i
++)
2590 info
->saved_regs
[S390_R0_UPPER_REGNUM
+ i
].addr
= sigreg_ptr
;
2594 /* Restore the previous frame's SP. */
2595 prev_sp
= read_memory_unsigned_integer (
2596 info
->saved_regs
[S390_SP_REGNUM
].addr
,
2597 word_size
, byte_order
);
2599 /* Determine our frame base. */
2600 info
->frame_base
= prev_sp
+ 16*word_size
+ 32;
2606 s390_sigtramp_frame_this_id (struct frame_info
*this_frame
,
2607 void **this_prologue_cache
,
2608 struct frame_id
*this_id
)
2610 struct s390_sigtramp_unwind_cache
*info
2611 = s390_sigtramp_frame_unwind_cache (this_frame
, this_prologue_cache
);
2612 *this_id
= frame_id_build (info
->frame_base
, get_frame_pc (this_frame
));
2615 static struct value
*
2616 s390_sigtramp_frame_prev_register (struct frame_info
*this_frame
,
2617 void **this_prologue_cache
, int regnum
)
2619 struct s390_sigtramp_unwind_cache
*info
2620 = s390_sigtramp_frame_unwind_cache (this_frame
, this_prologue_cache
);
2621 return s390_trad_frame_prev_register (this_frame
, info
->saved_regs
, regnum
);
2625 s390_sigtramp_frame_sniffer (const struct frame_unwind
*self
,
2626 struct frame_info
*this_frame
,
2627 void **this_prologue_cache
)
2629 CORE_ADDR pc
= get_frame_pc (this_frame
);
2630 bfd_byte sigreturn
[2];
2632 if (target_read_memory (pc
, sigreturn
, 2))
2635 if (sigreturn
[0] != op_svc
)
2638 if (sigreturn
[1] != 119 /* sigreturn */
2639 && sigreturn
[1] != 173 /* rt_sigreturn */)
2645 static const struct frame_unwind s390_sigtramp_frame_unwind
= {
2647 default_frame_unwind_stop_reason
,
2648 s390_sigtramp_frame_this_id
,
2649 s390_sigtramp_frame_prev_register
,
2651 s390_sigtramp_frame_sniffer
2654 /* Retrieve the syscall number at a ptrace syscall-stop. Return -1
2658 s390_linux_get_syscall_number (struct gdbarch
*gdbarch
,
2661 struct regcache
*regs
= get_thread_regcache (ptid
);
2662 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2663 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
2665 ULONGEST svc_number
= -1;
2668 /* Assume that the PC points after the 2-byte SVC instruction. We
2669 don't currently support SVC via EXECUTE. */
2670 regcache_cooked_read_unsigned (regs
, tdep
->pc_regnum
, &pc
);
2672 opcode
= read_memory_unsigned_integer ((CORE_ADDR
) pc
, 1, byte_order
);
2673 if (opcode
!= op_svc
)
2676 svc_number
= read_memory_unsigned_integer ((CORE_ADDR
) pc
+ 1, 1,
2678 if (svc_number
== 0)
2679 regcache_cooked_read_unsigned (regs
, S390_R1_REGNUM
, &svc_number
);
2684 /* Process record-replay */
2686 static struct linux_record_tdep s390_linux_record_tdep
;
2687 static struct linux_record_tdep s390x_linux_record_tdep
;
2689 /* Record all registers but PC register for process-record. */
2692 s390_all_but_pc_registers_record (struct regcache
*regcache
)
2694 struct gdbarch
*gdbarch
= get_regcache_arch (regcache
);
2695 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2698 for (i
= 0; i
< 16; i
++)
2700 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
2702 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ i
))
2704 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ i
))
2706 if (tdep
->gpr_full_regnum
!= -1)
2707 if (record_full_arch_list_add_reg (regcache
, S390_R0_UPPER_REGNUM
+ i
))
2709 if (tdep
->v0_full_regnum
!= -1)
2711 if (record_full_arch_list_add_reg (regcache
, S390_V0_LOWER_REGNUM
+ i
))
2713 if (record_full_arch_list_add_reg (regcache
, S390_V16_REGNUM
+ i
))
2717 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
2719 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
2725 static enum gdb_syscall
2726 s390_canonicalize_syscall (int syscall
, enum s390_abi_kind abi
)
2730 /* s390 syscall numbers < 222 are mostly the same as x86, so just list
2733 return gdb_sys_no_syscall
;
2735 return gdb_sys_restart_syscall
;
2736 /* These syscalls work only on 31-bit. */
2738 case 16: /* lchown[16] */
2739 case 23: /* setuid[16] */
2740 case 24: /* getuid[16] */
2741 case 25: /* stime */
2742 case 46: /* setgid[16] */
2743 case 47: /* getgid[16] */
2744 case 49: /* seteuid[16] */
2745 case 50: /* getegid[16] */
2746 case 70: /* setreuid[16] */
2747 case 71: /* setregid[16] */
2748 case 76: /* [old_]getrlimit */
2749 case 80: /* getgroups[16] */
2750 case 81: /* setgroups[16] */
2751 case 95: /* fchown[16] */
2752 case 101: /* ioperm */
2753 case 138: /* setfsuid[16] */
2754 case 139: /* setfsgid[16] */
2755 case 140: /* _llseek */
2756 case 164: /* setresuid[16] */
2757 case 165: /* getresuid[16] */
2758 case 170: /* setresgid[16] */
2759 case 171: /* getresgid[16] */
2760 case 182: /* chown[16] */
2761 case 192: /* mmap2 */
2762 case 193: /* truncate64 */
2763 case 194: /* ftruncate64 */
2764 case 195: /* stat64 */
2765 case 196: /* lstat64 */
2766 case 197: /* fstat64 */
2767 case 221: /* fcntl64 */
2768 if (abi
== ABI_LINUX_S390
)
2769 return (enum gdb_syscall
) syscall
;
2770 return gdb_sys_no_syscall
;
2771 /* These syscalls don't exist on s390. */
2772 case 17: /* break */
2773 case 18: /* oldstat */
2774 case 28: /* oldfstat */
2777 case 35: /* ftime */
2781 case 58: /* ulimit */
2782 case 59: /* oldolduname */
2783 case 68: /* sgetmask */
2784 case 69: /* ssetmask */
2785 case 82: /* [old_]select */
2786 case 84: /* oldlstat */
2787 case 98: /* profil */
2788 case 109: /* olduname */
2789 case 113: /* vm86old */
2790 case 123: /* modify_ldt */
2791 case 166: /* vm86 */
2792 return gdb_sys_no_syscall
;
2794 return gdb_sys_lookup_dcookie
;
2795 /* Here come the differences. */
2797 return gdb_sys_readahead
;
2799 if (abi
== ABI_LINUX_S390
)
2800 return gdb_sys_sendfile64
;
2801 return gdb_sys_no_syscall
;
2802 /* 224-235 handled below */
2804 return gdb_sys_gettid
;
2806 return gdb_sys_tkill
;
2808 return gdb_sys_futex
;
2810 return gdb_sys_sched_setaffinity
;
2812 return gdb_sys_sched_getaffinity
;
2814 return gdb_sys_tgkill
;
2817 return gdb_sys_io_setup
;
2819 return gdb_sys_io_destroy
;
2821 return gdb_sys_io_getevents
;
2823 return gdb_sys_io_submit
;
2825 return gdb_sys_io_cancel
;
2827 return gdb_sys_exit_group
;
2829 return gdb_sys_epoll_create
;
2831 return gdb_sys_epoll_ctl
;
2833 return gdb_sys_epoll_wait
;
2835 return gdb_sys_set_tid_address
;
2837 return gdb_sys_fadvise64
;
2838 /* 254-262 handled below */
2841 if (abi
== ABI_LINUX_S390
)
2842 return gdb_sys_fadvise64_64
;
2843 return gdb_sys_no_syscall
;
2845 return gdb_sys_statfs64
;
2847 return gdb_sys_fstatfs64
;
2849 return gdb_sys_remap_file_pages
;
2850 /* 268-270 reserved */
2851 /* 271-277 handled below */
2853 return gdb_sys_add_key
;
2855 return gdb_sys_request_key
;
2857 return gdb_sys_keyctl
;
2859 return gdb_sys_waitid
;
2860 /* 282-312 handled below */
2862 if (abi
== ABI_LINUX_S390
)
2863 return gdb_sys_fstatat64
;
2864 return gdb_sys_newfstatat
;
2865 /* 313+ not yet supported */
2870 /* Most "old" syscalls copied from i386. */
2873 /* xattr syscalls. */
2874 else if (syscall
>= 224 && syscall
<= 235)
2876 /* timer syscalls. */
2877 else if (syscall
>= 254 && syscall
<= 262)
2879 /* mq_* and kexec_load */
2880 else if (syscall
>= 271 && syscall
<= 277)
2882 /* ioprio_set .. epoll_pwait */
2883 else if (syscall
>= 282 && syscall
<= 312)
2886 ret
= gdb_sys_no_syscall
;
2888 return (enum gdb_syscall
) ret
;
2894 s390_linux_syscall_record (struct regcache
*regcache
, LONGEST syscall_native
)
2896 struct gdbarch
*gdbarch
= get_regcache_arch (regcache
);
2897 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2899 enum gdb_syscall syscall_gdb
;
2901 /* On s390, syscall number can be passed either as immediate field of svc
2902 instruction, or in %r1 (with svc 0). */
2903 if (syscall_native
== 0)
2904 regcache_raw_read_signed (regcache
, S390_R1_REGNUM
, &syscall_native
);
2906 syscall_gdb
= s390_canonicalize_syscall (syscall_native
, tdep
->abi
);
2908 if (syscall_gdb
< 0)
2910 printf_unfiltered (_("Process record and replay target doesn't "
2911 "support syscall number %s\n"),
2912 plongest (syscall_native
));
2916 if (syscall_gdb
== gdb_sys_sigreturn
2917 || syscall_gdb
== gdb_sys_rt_sigreturn
)
2919 if (s390_all_but_pc_registers_record (regcache
))
2924 if (tdep
->abi
== ABI_LINUX_ZSERIES
)
2925 ret
= record_linux_system_call (syscall_gdb
, regcache
,
2926 &s390x_linux_record_tdep
);
2928 ret
= record_linux_system_call (syscall_gdb
, regcache
,
2929 &s390_linux_record_tdep
);
2934 /* Record the return value of the system call. */
2935 if (record_full_arch_list_add_reg (regcache
, S390_R2_REGNUM
))
2942 s390_linux_record_signal (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
2943 enum gdb_signal signal
)
2945 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2946 /* There are two kinds of signal frames on s390. rt_sigframe is always
2947 the larger one, so don't even bother with sigframe. */
2948 const int sizeof_rt_sigframe
= (tdep
->abi
== ABI_LINUX_ZSERIES
?
2949 160 + 8 + 128 + 1024 : 96 + 8 + 128 + 1000);
2953 for (i
= 0; i
< 16; i
++)
2955 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
2957 if (tdep
->gpr_full_regnum
!= -1)
2958 if (record_full_arch_list_add_reg (regcache
, S390_R0_UPPER_REGNUM
+ i
))
2961 if (record_full_arch_list_add_reg (regcache
, S390_PSWA_REGNUM
))
2963 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
2966 /* Record the change in the stack.
2967 frame-size = sizeof (struct rt_sigframe) + SIGNAL_FRAMESIZE */
2968 regcache_raw_read_unsigned (regcache
, S390_SP_REGNUM
, &sp
);
2969 sp
-= sizeof_rt_sigframe
;
2971 if (record_full_arch_list_add_mem (sp
, sizeof_rt_sigframe
))
2974 if (record_full_arch_list_add_end ())
2980 /* Frame base handling. */
2983 s390_frame_base_address (struct frame_info
*this_frame
, void **this_cache
)
2985 struct s390_unwind_cache
*info
2986 = s390_frame_unwind_cache (this_frame
, this_cache
);
2987 return info
->frame_base
;
2991 s390_local_base_address (struct frame_info
*this_frame
, void **this_cache
)
2993 struct s390_unwind_cache
*info
2994 = s390_frame_unwind_cache (this_frame
, this_cache
);
2995 return info
->local_base
;
2998 static const struct frame_base s390_frame_base
= {
3000 s390_frame_base_address
,
3001 s390_local_base_address
,
3002 s390_local_base_address
3006 s390_unwind_pc (struct gdbarch
*gdbarch
, struct frame_info
*next_frame
)
3008 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
3010 pc
= frame_unwind_register_unsigned (next_frame
, tdep
->pc_regnum
);
3011 return gdbarch_addr_bits_remove (gdbarch
, pc
);
3015 s390_unwind_sp (struct gdbarch
*gdbarch
, struct frame_info
*next_frame
)
3018 sp
= frame_unwind_register_unsigned (next_frame
, S390_SP_REGNUM
);
3019 return gdbarch_addr_bits_remove (gdbarch
, sp
);
3023 /* DWARF-2 frame support. */
3025 static struct value
*
3026 s390_dwarf2_prev_register (struct frame_info
*this_frame
, void **this_cache
,
3029 return s390_unwind_pseudo_register (this_frame
, regnum
);
3033 s390_dwarf2_frame_init_reg (struct gdbarch
*gdbarch
, int regnum
,
3034 struct dwarf2_frame_state_reg
*reg
,
3035 struct frame_info
*this_frame
)
3037 /* The condition code (and thus PSW mask) is call-clobbered. */
3038 if (regnum
== S390_PSWM_REGNUM
)
3039 reg
->how
= DWARF2_FRAME_REG_UNDEFINED
;
3041 /* The PSW address unwinds to the return address. */
3042 else if (regnum
== S390_PSWA_REGNUM
)
3043 reg
->how
= DWARF2_FRAME_REG_RA
;
3045 /* Fixed registers are call-saved or call-clobbered
3046 depending on the ABI in use. */
3047 else if (regnum
< S390_NUM_REGS
)
3049 if (s390_register_call_saved (gdbarch
, regnum
))
3050 reg
->how
= DWARF2_FRAME_REG_SAME_VALUE
;
3052 reg
->how
= DWARF2_FRAME_REG_UNDEFINED
;
3055 /* We install a special function to unwind pseudos. */
3058 reg
->how
= DWARF2_FRAME_REG_FN
;
3059 reg
->loc
.fn
= s390_dwarf2_prev_register
;
3064 /* Dummy function calls. */
3066 /* Unwrap any single-field structs in TYPE and return the effective
3067 "inner" type. E.g., yield "float" for all these cases:
3071 struct { struct { float x; } x; };
3072 struct { struct { struct { float x; } x; } x; };
3074 However, if an inner type is smaller than MIN_SIZE, abort the
3077 static struct type
*
3078 s390_effective_inner_type (struct type
*type
, unsigned int min_size
)
3080 while (TYPE_CODE (type
) == TYPE_CODE_STRUCT
3081 && TYPE_NFIELDS (type
) == 1)
3083 struct type
*inner
= check_typedef (TYPE_FIELD_TYPE (type
, 0));
3085 if (TYPE_LENGTH (inner
) < min_size
)
3093 /* Return non-zero if TYPE should be passed like "float" or
3097 s390_function_arg_float (struct type
*type
)
3099 /* Note that long double as well as complex types are intentionally
3101 if (TYPE_LENGTH (type
) > 8)
3104 /* A struct containing just a float or double is passed like a float
3106 type
= s390_effective_inner_type (type
, 0);
3108 return (TYPE_CODE (type
) == TYPE_CODE_FLT
3109 || TYPE_CODE (type
) == TYPE_CODE_DECFLOAT
);
3112 /* Return non-zero if TYPE should be passed like a vector. */
3115 s390_function_arg_vector (struct type
*type
)
3117 if (TYPE_LENGTH (type
) > 16)
3120 /* Structs containing just a vector are passed like a vector. */
3121 type
= s390_effective_inner_type (type
, TYPE_LENGTH (type
));
3123 return TYPE_CODE (type
) == TYPE_CODE_ARRAY
&& TYPE_VECTOR (type
);
3126 /* Determine whether N is a power of two. */
3129 is_power_of_two (unsigned int n
)
3131 return n
&& ((n
& (n
- 1)) == 0);
3134 /* For an argument whose type is TYPE and which is not passed like a
3135 float or vector, return non-zero if it should be passed like "int"
3139 s390_function_arg_integer (struct type
*type
)
3141 enum type_code code
= TYPE_CODE (type
);
3143 if (TYPE_LENGTH (type
) > 8)
3146 if (code
== TYPE_CODE_INT
3147 || code
== TYPE_CODE_ENUM
3148 || code
== TYPE_CODE_RANGE
3149 || code
== TYPE_CODE_CHAR
3150 || code
== TYPE_CODE_BOOL
3151 || code
== TYPE_CODE_PTR
3152 || code
== TYPE_CODE_REF
)
3155 return ((code
== TYPE_CODE_UNION
|| code
== TYPE_CODE_STRUCT
)
3156 && is_power_of_two (TYPE_LENGTH (type
)));
3159 /* Argument passing state: Internal data structure passed to helper
3160 routines of s390_push_dummy_call. */
3162 struct s390_arg_state
3164 /* Register cache, or NULL, if we are in "preparation mode". */
3165 struct regcache
*regcache
;
3166 /* Next available general/floating-point/vector register for
3167 argument passing. */
3169 /* Current pointer to copy area (grows downwards). */
3171 /* Current pointer to parameter area (grows upwards). */
3175 /* Prepare one argument ARG for a dummy call and update the argument
3176 passing state AS accordingly. If the regcache field in AS is set,
3177 operate in "write mode" and write ARG into the inferior. Otherwise
3178 run "preparation mode" and skip all updates to the inferior. */
3181 s390_handle_arg (struct s390_arg_state
*as
, struct value
*arg
,
3182 struct gdbarch_tdep
*tdep
, int word_size
,
3183 enum bfd_endian byte_order
, int is_unnamed
)
3185 struct type
*type
= check_typedef (value_type (arg
));
3186 unsigned int length
= TYPE_LENGTH (type
);
3187 int write_mode
= as
->regcache
!= NULL
;
3189 if (s390_function_arg_float (type
))
3191 /* The GNU/Linux for S/390 ABI uses FPRs 0 and 2 to pass
3192 arguments. The GNU/Linux for zSeries ABI uses 0, 2, 4, and
3194 if (as
->fr
<= (tdep
->abi
== ABI_LINUX_S390
? 2 : 6))
3196 /* When we store a single-precision value in an FP register,
3197 it occupies the leftmost bits. */
3199 regcache_cooked_write_part (as
->regcache
,
3200 S390_F0_REGNUM
+ as
->fr
,
3202 value_contents (arg
));
3207 /* When we store a single-precision value in a stack slot,
3208 it occupies the rightmost bits. */
3209 as
->argp
= align_up (as
->argp
+ length
, word_size
);
3211 write_memory (as
->argp
- length
, value_contents (arg
),
3215 else if (tdep
->vector_abi
== S390_VECTOR_ABI_128
3216 && s390_function_arg_vector (type
))
3218 static const char use_vr
[] = {24, 26, 28, 30, 25, 27, 29, 31};
3220 if (!is_unnamed
&& as
->vr
< ARRAY_SIZE (use_vr
))
3222 int regnum
= S390_V24_REGNUM
+ use_vr
[as
->vr
] - 24;
3225 regcache_cooked_write_part (as
->regcache
, regnum
,
3227 value_contents (arg
));
3233 write_memory (as
->argp
, value_contents (arg
), length
);
3234 as
->argp
= align_up (as
->argp
+ length
, word_size
);
3237 else if (s390_function_arg_integer (type
) && length
<= word_size
)
3239 /* Initialize it just to avoid a GCC false warning. */
3244 /* Place value in least significant bits of the register or
3245 memory word and sign- or zero-extend to full word size.
3246 This also applies to a struct or union. */
3247 val
= TYPE_UNSIGNED (type
)
3248 ? extract_unsigned_integer (value_contents (arg
),
3250 : extract_signed_integer (value_contents (arg
),
3251 length
, byte_order
);
3257 regcache_cooked_write_unsigned (as
->regcache
,
3258 S390_R0_REGNUM
+ as
->gr
,
3265 write_memory_unsigned_integer (as
->argp
, word_size
,
3267 as
->argp
+= word_size
;
3270 else if (s390_function_arg_integer (type
) && length
== 8)
3276 regcache_cooked_write (as
->regcache
,
3277 S390_R0_REGNUM
+ as
->gr
,
3278 value_contents (arg
));
3279 regcache_cooked_write (as
->regcache
,
3280 S390_R0_REGNUM
+ as
->gr
+ 1,
3281 value_contents (arg
) + word_size
);
3287 /* If we skipped r6 because we couldn't fit a DOUBLE_ARG
3288 in it, then don't go back and use it again later. */
3292 write_memory (as
->argp
, value_contents (arg
), length
);
3298 /* This argument type is never passed in registers. Place the
3299 value in the copy area and pass a pointer to it. Use 8-byte
3300 alignment as a conservative assumption. */
3301 as
->copy
= align_down (as
->copy
- length
, 8);
3303 write_memory (as
->copy
, value_contents (arg
), length
);
3308 regcache_cooked_write_unsigned (as
->regcache
,
3309 S390_R0_REGNUM
+ as
->gr
,
3316 write_memory_unsigned_integer (as
->argp
, word_size
,
3317 byte_order
, as
->copy
);
3318 as
->argp
+= word_size
;
3323 /* Put the actual parameter values pointed to by ARGS[0..NARGS-1] in
3324 place to be passed to a function, as specified by the "GNU/Linux
3325 for S/390 ELF Application Binary Interface Supplement".
3327 SP is the current stack pointer. We must put arguments, links,
3328 padding, etc. whereever they belong, and return the new stack
3331 If STRUCT_RETURN is non-zero, then the function we're calling is
3332 going to return a structure by value; STRUCT_ADDR is the address of
3333 a block we've allocated for it on the stack.
3335 Our caller has taken care of any type promotions needed to satisfy
3336 prototypes or the old K&R argument-passing rules. */
3339 s390_push_dummy_call (struct gdbarch
*gdbarch
, struct value
*function
,
3340 struct regcache
*regcache
, CORE_ADDR bp_addr
,
3341 int nargs
, struct value
**args
, CORE_ADDR sp
,
3342 int struct_return
, CORE_ADDR struct_addr
)
3344 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
3345 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
3346 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
3348 struct s390_arg_state arg_state
, arg_prep
;
3349 CORE_ADDR param_area_start
, new_sp
;
3350 struct type
*ftype
= check_typedef (value_type (function
));
3352 if (TYPE_CODE (ftype
) == TYPE_CODE_PTR
)
3353 ftype
= check_typedef (TYPE_TARGET_TYPE (ftype
));
3356 arg_prep
.gr
= struct_return
? 3 : 2;
3360 arg_prep
.regcache
= NULL
;
3362 /* Initialize arg_state for "preparation mode". */
3363 arg_state
= arg_prep
;
3365 /* Update arg_state.copy with the start of the reference-to-copy area
3366 and arg_state.argp with the size of the parameter area. */
3367 for (i
= 0; i
< nargs
; i
++)
3368 s390_handle_arg (&arg_state
, args
[i
], tdep
, word_size
, byte_order
,
3369 TYPE_VARARGS (ftype
) && i
>= TYPE_NFIELDS (ftype
));
3371 param_area_start
= align_down (arg_state
.copy
- arg_state
.argp
, 8);
3373 /* Allocate the standard frame areas: the register save area, the
3374 word reserved for the compiler, and the back chain pointer. */
3375 new_sp
= param_area_start
- (16 * word_size
+ 32);
3377 /* Now we have the final stack pointer. Make sure we didn't
3378 underflow; on 31-bit, this would result in addresses with the
3379 high bit set, which causes confusion elsewhere. Note that if we
3380 error out here, stack and registers remain untouched. */
3381 if (gdbarch_addr_bits_remove (gdbarch
, new_sp
) != new_sp
)
3382 error (_("Stack overflow"));
3384 /* Pass the structure return address in general register 2. */
3386 regcache_cooked_write_unsigned (regcache
, S390_R2_REGNUM
, struct_addr
);
3388 /* Initialize arg_state for "write mode". */
3389 arg_state
= arg_prep
;
3390 arg_state
.argp
= param_area_start
;
3391 arg_state
.regcache
= regcache
;
3393 /* Write all parameters. */
3394 for (i
= 0; i
< nargs
; i
++)
3395 s390_handle_arg (&arg_state
, args
[i
], tdep
, word_size
, byte_order
,
3396 TYPE_VARARGS (ftype
) && i
>= TYPE_NFIELDS (ftype
));
3398 /* Store return PSWA. In 31-bit mode, keep addressing mode bit. */
3402 regcache_cooked_read_unsigned (regcache
, S390_PSWA_REGNUM
, &pswa
);
3403 bp_addr
= (bp_addr
& 0x7fffffff) | (pswa
& 0x80000000);
3405 regcache_cooked_write_unsigned (regcache
, S390_RETADDR_REGNUM
, bp_addr
);
3407 /* Store updated stack pointer. */
3408 regcache_cooked_write_unsigned (regcache
, S390_SP_REGNUM
, new_sp
);
3410 /* We need to return the 'stack part' of the frame ID,
3411 which is actually the top of the register save area. */
3412 return param_area_start
;
3415 /* Assuming THIS_FRAME is a dummy, return the frame ID of that
3416 dummy frame. The frame ID's base needs to match the TOS value
3417 returned by push_dummy_call, and the PC match the dummy frame's
3419 static struct frame_id
3420 s390_dummy_id (struct gdbarch
*gdbarch
, struct frame_info
*this_frame
)
3422 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
3423 CORE_ADDR sp
= get_frame_register_unsigned (this_frame
, S390_SP_REGNUM
);
3424 sp
= gdbarch_addr_bits_remove (gdbarch
, sp
);
3426 return frame_id_build (sp
+ 16*word_size
+ 32,
3427 get_frame_pc (this_frame
));
3431 s390_frame_align (struct gdbarch
*gdbarch
, CORE_ADDR addr
)
3433 /* Both the 32- and 64-bit ABI's say that the stack pointer should
3434 always be aligned on an eight-byte boundary. */
3439 /* Helper for s390_return_value: Set or retrieve a function return
3440 value if it resides in a register. */
3443 s390_register_return_value (struct gdbarch
*gdbarch
, struct type
*type
,
3444 struct regcache
*regcache
,
3445 gdb_byte
*out
, const gdb_byte
*in
)
3447 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
3448 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
3449 int length
= TYPE_LENGTH (type
);
3450 int code
= TYPE_CODE (type
);
3452 if (code
== TYPE_CODE_FLT
|| code
== TYPE_CODE_DECFLOAT
)
3454 /* Float-like value: left-aligned in f0. */
3456 regcache_cooked_write_part (regcache
, S390_F0_REGNUM
,
3459 regcache_cooked_read_part (regcache
, S390_F0_REGNUM
,
3462 else if (code
== TYPE_CODE_ARRAY
)
3464 /* Vector: left-aligned in v24. */
3466 regcache_cooked_write_part (regcache
, S390_V24_REGNUM
,
3469 regcache_cooked_read_part (regcache
, S390_V24_REGNUM
,
3472 else if (length
<= word_size
)
3474 /* Integer: zero- or sign-extended in r2. */
3476 regcache_cooked_read_part (regcache
, S390_R2_REGNUM
,
3477 word_size
- length
, length
, out
);
3478 else if (TYPE_UNSIGNED (type
))
3479 regcache_cooked_write_unsigned
3480 (regcache
, S390_R2_REGNUM
,
3481 extract_unsigned_integer (in
, length
, byte_order
));
3483 regcache_cooked_write_signed
3484 (regcache
, S390_R2_REGNUM
,
3485 extract_signed_integer (in
, length
, byte_order
));
3487 else if (length
== 2 * word_size
)
3489 /* Double word: in r2 and r3. */
3492 regcache_cooked_write (regcache
, S390_R2_REGNUM
, in
);
3493 regcache_cooked_write (regcache
, S390_R3_REGNUM
,
3498 regcache_cooked_read (regcache
, S390_R2_REGNUM
, out
);
3499 regcache_cooked_read (regcache
, S390_R3_REGNUM
,
3504 internal_error (__FILE__
, __LINE__
, _("invalid return type"));
3508 /* Implement the 'return_value' gdbarch method. */
3510 static enum return_value_convention
3511 s390_return_value (struct gdbarch
*gdbarch
, struct value
*function
,
3512 struct type
*type
, struct regcache
*regcache
,
3513 gdb_byte
*out
, const gdb_byte
*in
)
3515 enum return_value_convention rvc
;
3517 type
= check_typedef (type
);
3519 switch (TYPE_CODE (type
))
3521 case TYPE_CODE_STRUCT
:
3522 case TYPE_CODE_UNION
:
3523 case TYPE_CODE_COMPLEX
:
3524 rvc
= RETURN_VALUE_STRUCT_CONVENTION
;
3526 case TYPE_CODE_ARRAY
:
3527 rvc
= (gdbarch_tdep (gdbarch
)->vector_abi
== S390_VECTOR_ABI_128
3528 && TYPE_LENGTH (type
) <= 16 && TYPE_VECTOR (type
))
3529 ? RETURN_VALUE_REGISTER_CONVENTION
3530 : RETURN_VALUE_STRUCT_CONVENTION
;
3533 rvc
= TYPE_LENGTH (type
) <= 8
3534 ? RETURN_VALUE_REGISTER_CONVENTION
3535 : RETURN_VALUE_STRUCT_CONVENTION
;
3538 if (in
!= NULL
|| out
!= NULL
)
3540 if (rvc
== RETURN_VALUE_REGISTER_CONVENTION
)
3541 s390_register_return_value (gdbarch
, type
, regcache
, out
, in
);
3542 else if (in
!= NULL
)
3543 error (_("Cannot set function return value."));
3545 error (_("Function return value unknown."));
3554 static const gdb_byte
*
3555 s390_breakpoint_from_pc (struct gdbarch
*gdbarch
,
3556 CORE_ADDR
*pcptr
, int *lenptr
)
3558 static const gdb_byte breakpoint
[] = { 0x0, 0x1 };
3560 *lenptr
= sizeof (breakpoint
);
3565 /* Address handling. */
3568 s390_addr_bits_remove (struct gdbarch
*gdbarch
, CORE_ADDR addr
)
3570 return addr
& 0x7fffffff;
3574 s390_address_class_type_flags (int byte_size
, int dwarf2_addr_class
)
3577 return TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1
;
3583 s390_address_class_type_flags_to_name (struct gdbarch
*gdbarch
, int type_flags
)
3585 if (type_flags
& TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1
)
3592 s390_address_class_name_to_type_flags (struct gdbarch
*gdbarch
,
3594 int *type_flags_ptr
)
3596 if (strcmp (name
, "mode32") == 0)
3598 *type_flags_ptr
= TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1
;
3605 /* Implement gdbarch_gcc_target_options. GCC does not know "-m32" or
3606 "-mcmodel=large". */
3609 s390_gcc_target_options (struct gdbarch
*gdbarch
)
3611 return xstrdup (gdbarch_ptr_bit (gdbarch
) == 64 ? "-m64" : "-m31");
3614 /* Implement gdbarch_gnu_triplet_regexp. Target triplets are "s390-*"
3615 for 31-bit and "s390x-*" for 64-bit, while the BFD arch name is
3616 always "s390". Note that an s390x compiler supports "-m31" as
3620 s390_gnu_triplet_regexp (struct gdbarch
*gdbarch
)
3625 /* Implementation of `gdbarch_stap_is_single_operand', as defined in
3629 s390_stap_is_single_operand (struct gdbarch
*gdbarch
, const char *s
)
3631 return ((isdigit (*s
) && s
[1] == '(' && s
[2] == '%') /* Displacement
3633 || *s
== '%' /* Register access. */
3634 || isdigit (*s
)); /* Literal number. */
3637 /* Process record and replay helpers. */
3639 /* Takes the intermediate sum of address calculations and masks off upper
3640 bits according to current addressing mode. */
3643 s390_record_address_mask (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
3645 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
3646 ULONGEST pswm
, pswa
;
3648 if (tdep
->abi
== ABI_LINUX_S390
)
3650 regcache_raw_read_unsigned (regcache
, S390_PSWA_REGNUM
, &pswa
);
3651 am
= pswa
>> 31 & 1;
3655 regcache_raw_read_unsigned (regcache
, S390_PSWM_REGNUM
, &pswm
);
3656 am
= pswm
>> 31 & 3;
3661 return val
& 0xffffff;
3663 return val
& 0x7fffffff;
3667 fprintf_unfiltered (gdb_stdlog
, "Warning: Addressing mode %d used.", am
);
3672 /* Calculates memory address using pre-calculated index, raw instruction word
3673 with b and d/dl fields, and raw instruction byte with dh field. Index and
3674 dh should be set to 0 if unused. */
3677 s390_record_calc_disp_common (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
3678 ULONGEST x
, uint16_t bd
, int8_t dh
)
3680 uint8_t rb
= bd
>> 12 & 0xf;
3681 int32_t d
= (bd
& 0xfff) | ((int32_t)dh
<< 12);
3683 CORE_ADDR res
= d
+ x
;
3686 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ rb
, &b
);
3689 return s390_record_address_mask (gdbarch
, regcache
, res
);
3692 /* Calculates memory address using raw x, b + d/dl, dh fields from
3693 instruction. rx and dh should be set to 0 if unused. */
3696 s390_record_calc_disp (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
3697 uint8_t rx
, uint16_t bd
, int8_t dh
)
3701 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ rx
, &x
);
3702 return s390_record_calc_disp_common (gdbarch
, regcache
, x
, bd
, dh
);
3705 /* Calculates memory address for VSCE[GF] instructions. */
3708 s390_record_calc_disp_vsce (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
3709 uint8_t vx
, uint8_t el
, uint8_t es
, uint16_t bd
,
3710 int8_t dh
, CORE_ADDR
*res
)
3712 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
3713 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
3716 if (tdep
->v0_full_regnum
== -1 || el
* es
>= 16)
3719 regcache_cooked_read (regcache
, tdep
->v0_full_regnum
+ vx
, buf
);
3721 regcache_raw_read (regcache
, S390_V16_REGNUM
+ vx
- 16, buf
);
3722 x
= extract_unsigned_integer (buf
+ el
* es
, es
, byte_order
);
3723 *res
= s390_record_calc_disp_common (gdbarch
, regcache
, x
, bd
, dh
);
3727 /* Calculates memory address for instructions with relative long addressing. */
3730 s390_record_calc_rl (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
3731 CORE_ADDR addr
, uint16_t i1
, uint16_t i2
)
3733 int32_t ri
= i1
<< 16 | i2
;
3734 return s390_record_address_mask (gdbarch
, regcache
, addr
+ (LONGEST
)ri
* 2);
3737 /* Population count helper. */
3739 static int s390_popcnt (unsigned int x
) {
3750 /* Record 64-bit register. */
3753 s390_record_gpr_g (struct gdbarch
*gdbarch
, struct regcache
*regcache
, int i
)
3755 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
3756 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
3758 if (tdep
->abi
== ABI_LINUX_S390
)
3759 if (record_full_arch_list_add_reg (regcache
, S390_R0_UPPER_REGNUM
+ i
))
3764 /* Record high 32 bits of a register. */
3767 s390_record_gpr_h (struct gdbarch
*gdbarch
, struct regcache
*regcache
, int i
)
3769 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
3770 if (tdep
->abi
== ABI_LINUX_S390
)
3772 if (record_full_arch_list_add_reg (regcache
, S390_R0_UPPER_REGNUM
+ i
))
3777 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
3783 /* Record vector register. */
3786 s390_record_vr (struct gdbarch
*gdbarch
, struct regcache
*regcache
, int i
)
3790 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ i
))
3792 if (record_full_arch_list_add_reg (regcache
, S390_V0_LOWER_REGNUM
+ i
))
3797 if (record_full_arch_list_add_reg (regcache
, S390_V16_REGNUM
+ i
- 16))
3804 s390_process_record (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
3807 uint16_t insn
[3] = {0};
3808 /* Instruction as bytes. */
3810 /* Instruction as nibbles. */
3812 /* Instruction vector registers. */
3814 CORE_ADDR oaddr
, oaddr2
, oaddr3
;
3817 /* if EX/EXRL instruction used, here's the reg parameter */
3819 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
3821 /* Attempting to use EX or EXRL jumps back here */
3824 /* Read instruction. */
3825 insn
[0] = read_memory_unsigned_integer (addr
, 2, byte_order
);
3826 /* If execute was involved, do the adjustment. */
3828 insn
[0] |= ex
& 0xff;
3829 /* Two highest bits determine instruction size. */
3830 if (insn
[0] >= 0x4000)
3831 insn
[1] = read_memory_unsigned_integer (addr
+2, 2, byte_order
);
3833 /* Not necessary, but avoids uninitialized variable warnings. */
3835 if (insn
[0] >= 0xc000)
3836 insn
[2] = read_memory_unsigned_integer (addr
+4, 2, byte_order
);
3839 /* Split instruction into bytes and nibbles. */
3840 for (i
= 0; i
< 3; i
++)
3842 ibyte
[i
*2] = insn
[i
] >> 8 & 0xff;
3843 ibyte
[i
*2+1] = insn
[i
] & 0xff;
3845 for (i
= 0; i
< 6; i
++)
3847 inib
[i
*2] = ibyte
[i
] >> 4 & 0xf;
3848 inib
[i
*2+1] = ibyte
[i
] & 0xf;
3850 /* Compute vector registers, if applicable. */
3851 ivec
[0] = (inib
[9] >> 3 & 1) << 4 | inib
[2];
3852 ivec
[1] = (inib
[9] >> 2 & 1) << 4 | inib
[3];
3853 ivec
[2] = (inib
[9] >> 1 & 1) << 4 | inib
[4];
3854 ivec
[3] = (inib
[9] >> 0 & 1) << 4 | inib
[8];
3858 /* 0x00 undefined */
3861 /* E-format instruction */
3864 /* 0x00 undefined */
3865 /* 0x01 unsupported: PR - program return */
3866 /* 0x02 unsupported: UPT */
3867 /* 0x03 undefined */
3868 /* 0x04 privileged: PTFF - perform timing facility function */
3869 /* 0x05-0x06 undefined */
3870 /* 0x07 privileged: SCKPF - set clock programmable field */
3871 /* 0x08-0x09 undefined */
3873 case 0x0a: /* PFPO - perform floating point operation */
3874 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
3875 if (!(tmp
& 0x80000000u
))
3877 uint8_t ofc
= tmp
>> 16 & 0xff;
3880 case 0x00: /* HFP32 */
3881 case 0x01: /* HFP64 */
3882 case 0x05: /* BFP32 */
3883 case 0x06: /* BFP64 */
3884 case 0x08: /* DFP32 */
3885 case 0x09: /* DFP64 */
3886 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
))
3889 case 0x02: /* HFP128 */
3890 case 0x07: /* BFP128 */
3891 case 0x0a: /* DFP128 */
3892 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
))
3894 if (record_full_arch_list_add_reg (regcache
, S390_F2_REGNUM
))
3898 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown PFPO OFC %02x at %s.\n",
3899 ofc
, paddress (gdbarch
, addr
));
3903 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
3906 if (record_full_arch_list_add_reg (regcache
, S390_R1_REGNUM
))
3908 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3912 case 0x0b: /* TAM - test address mode */
3913 case 0x0c: /* SAM24 - set address mode 24 */
3914 case 0x0d: /* SAM31 - set address mode 31 */
3915 case 0x0e: /* SAM64 - set address mode 64 */
3916 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3920 /* 0x0f-0xfe undefined */
3922 /* 0xff unsupported: TRAP */
3929 /* 0x02 undefined */
3930 /* 0x03 undefined */
3932 case 0x04: /* SPM - set program mask */
3933 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3937 case 0x05: /* BALR - branch and link */
3938 case 0x45: /* BAL - branch and link */
3939 case 0x06: /* BCTR - branch on count */
3940 case 0x46: /* BCT - branch on count */
3941 case 0x0d: /* BASR - branch and save */
3942 case 0x4d: /* BAS - branch and save */
3943 case 0x84: /* BRXH - branch relative on index high */
3944 case 0x85: /* BRXLE - branch relative on index low or equal */
3945 case 0x86: /* BXH - branch on index high */
3946 case 0x87: /* BXLE - branch on index low or equal */
3947 /* BA[SL]* use native-size destination for linkage info, BCT*, BRX*, BX*
3948 use 32-bit destination as counter. */
3949 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3953 case 0x07: /* BCR - branch on condition */
3954 case 0x47: /* BC - branch on condition */
3955 /* No effect other than PC transfer. */
3958 /* 0x08 undefined */
3959 /* 0x09 undefined */
3962 /* SVC - supervisor call */
3963 if (s390_linux_syscall_record (regcache
, ibyte
[1]))
3967 case 0x0b: /* BSM - branch and set mode */
3969 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3971 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3975 case 0x0c: /* BASSM - branch and save and set mode */
3976 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3978 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3982 case 0x0e: /* MVCL - move long [interruptible] */
3983 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
3984 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
3985 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1), &tmp
);
3987 if (record_full_arch_list_add_mem (oaddr
, tmp
))
3989 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3991 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
3993 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
3995 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
3997 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4001 case 0x0f: /* CLCL - compare logical long [interruptible] */
4002 case 0xa9: /* CLCLE - compare logical long extended [partial] */
4003 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4005 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
4007 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
4009 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
4011 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4015 case 0x10: /* LPR - load positive */
4016 case 0x11: /* LNR - load negative */
4017 case 0x12: /* LTR - load and test */
4018 case 0x13: /* LCR - load complement */
4019 case 0x14: /* NR - and */
4020 case 0x16: /* OR - or */
4021 case 0x17: /* XR - xor */
4022 case 0x1a: /* AR - add */
4023 case 0x1b: /* SR - subtract */
4024 case 0x1e: /* ALR - add logical */
4025 case 0x1f: /* SLR - subtract logical */
4026 case 0x54: /* N - and */
4027 case 0x56: /* O - or */
4028 case 0x57: /* X - xor */
4029 case 0x5a: /* A - add */
4030 case 0x5b: /* S - subtract */
4031 case 0x5e: /* AL - add logical */
4032 case 0x5f: /* SL - subtract logical */
4033 case 0x4a: /* AH - add halfword */
4034 case 0x4b: /* SH - subtract halfword */
4035 case 0x8a: /* SRA - shift right single */
4036 case 0x8b: /* SLA - shift left single */
4037 case 0xbf: /* ICM - insert characters under mask */
4038 /* 32-bit destination + flags */
4039 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4041 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4045 case 0x15: /* CLR - compare logical */
4046 case 0x55: /* CL - compare logical */
4047 case 0x19: /* CR - compare */
4048 case 0x29: /* CDR - compare */
4049 case 0x39: /* CER - compare */
4050 case 0x49: /* CH - compare halfword */
4051 case 0x59: /* C - compare */
4052 case 0x69: /* CD - compare */
4053 case 0x79: /* CE - compare */
4054 case 0x91: /* TM - test under mask */
4055 case 0x95: /* CLI - compare logical */
4056 case 0xbd: /* CLM - compare logical under mask */
4057 case 0xd5: /* CLC - compare logical */
4058 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4062 case 0x18: /* LR - load */
4063 case 0x48: /* LH - load halfword */
4064 case 0x58: /* L - load */
4065 case 0x41: /* LA - load address */
4066 case 0x43: /* IC - insert character */
4067 case 0x4c: /* MH - multiply halfword */
4068 case 0x71: /* MS - multiply single */
4069 case 0x88: /* SRL - shift right single logical */
4070 case 0x89: /* SLL - shift left single logical */
4071 /* 32-bit, 8-bit (IC), or native width (LA) destination, no flags */
4072 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4076 case 0x1c: /* MR - multiply */
4077 case 0x5c: /* M - multiply */
4078 case 0x1d: /* DR - divide */
4079 case 0x5d: /* D - divide */
4080 case 0x8c: /* SRDL - shift right double logical */
4081 case 0x8d: /* SLDL - shift left double logical */
4082 /* 32-bit pair destination, no flags */
4083 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4085 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
4089 case 0x20: /* LPDR - load positive */
4090 case 0x30: /* LPER - load positive */
4091 case 0x21: /* LNDR - load negative */
4092 case 0x31: /* LNER - load negative */
4093 case 0x22: /* LTDR - load and test */
4094 case 0x32: /* LTER - load and test */
4095 case 0x23: /* LCDR - load complement */
4096 case 0x33: /* LCER - load complement */
4097 case 0x2a: /* ADR - add */
4098 case 0x3a: /* AER - add */
4099 case 0x6a: /* AD - add */
4100 case 0x7a: /* AE - add */
4101 case 0x2b: /* SDR - subtract */
4102 case 0x3b: /* SER - subtract */
4103 case 0x6b: /* SD - subtract */
4104 case 0x7b: /* SE - subtract */
4105 case 0x2e: /* AWR - add unnormalized */
4106 case 0x3e: /* AUR - add unnormalized */
4107 case 0x6e: /* AW - add unnormalized */
4108 case 0x7e: /* AU - add unnormalized */
4109 case 0x2f: /* SWR - subtract unnormalized */
4110 case 0x3f: /* SUR - subtract unnormalized */
4111 case 0x6f: /* SW - subtract unnormalized */
4112 case 0x7f: /* SU - subtract unnormalized */
4113 /* float destination + flags */
4114 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
4116 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4120 case 0x24: /* HDR - halve */
4121 case 0x34: /* HER - halve */
4122 case 0x25: /* LDXR - load rounded */
4123 case 0x35: /* LEDR - load rounded */
4124 case 0x28: /* LDR - load */
4125 case 0x38: /* LER - load */
4126 case 0x68: /* LD - load */
4127 case 0x78: /* LE - load */
4128 case 0x2c: /* MDR - multiply */
4129 case 0x3c: /* MDER - multiply */
4130 case 0x6c: /* MD - multiply */
4131 case 0x7c: /* MDE - multiply */
4132 case 0x2d: /* DDR - divide */
4133 case 0x3d: /* DER - divide */
4134 case 0x6d: /* DD - divide */
4135 case 0x7d: /* DE - divide */
4136 /* float destination, no flags */
4137 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
4141 case 0x26: /* MXR - multiply */
4142 case 0x27: /* MXDR - multiply */
4143 case 0x67: /* MXD - multiply */
4144 /* float pair destination, no flags */
4145 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
4147 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[2] | 2)))
4151 case 0x36: /* AXR - add */
4152 case 0x37: /* SXR - subtract */
4153 /* float pair destination + flags */
4154 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
4156 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[2] | 2)))
4158 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4162 case 0x40: /* STH - store halfword */
4163 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
4164 if (record_full_arch_list_add_mem (oaddr
, 2))
4168 case 0x42: /* STC - store character */
4169 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
4170 if (record_full_arch_list_add_mem (oaddr
, 1))
4174 case 0x44: /* EX - execute */
4177 fprintf_unfiltered (gdb_stdlog
, "Warning: Double execute at %s.\n",
4178 paddress (gdbarch
, addr
));
4181 addr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
4184 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
4193 case 0x4e: /* CVD - convert to decimal */
4194 case 0x60: /* STD - store */
4195 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
4196 if (record_full_arch_list_add_mem (oaddr
, 8))
4200 case 0x4f: /* CVB - convert to binary */
4201 /* 32-bit gpr destination + FPC (DXC write) */
4202 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4204 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4208 case 0x50: /* ST - store */
4209 case 0x70: /* STE - store */
4210 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
4211 if (record_full_arch_list_add_mem (oaddr
, 4))
4215 case 0x51: /* LAE - load address extended */
4216 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4218 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[2]))
4222 /* 0x52 undefined */
4223 /* 0x53 undefined */
4225 /* 0x61-0x66 undefined */
4227 /* 0x72-0x77 undefined */
4229 /* 0x80 privileged: SSM - set system mask */
4230 /* 0x81 undefined */
4231 /* 0x82 privileged: LPSW - load PSW */
4232 /* 0x83 privileged: diagnose */
4234 case 0x8e: /* SRDA - shift right double */
4235 case 0x8f: /* SLDA - shift left double */
4236 /* 32-bit pair destination + flags */
4237 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4239 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
4241 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4245 case 0x90: /* STM - store multiple */
4246 case 0x9b: /* STAM - store access multiple */
4247 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4248 if (inib
[2] <= inib
[3])
4249 n
= inib
[3] - inib
[2] + 1;
4251 n
= inib
[3] + 0x10 - inib
[2] + 1;
4252 if (record_full_arch_list_add_mem (oaddr
, n
* 4))
4256 case 0x92: /* MVI - move */
4257 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4258 if (record_full_arch_list_add_mem (oaddr
, 1))
4262 case 0x93: /* TS - test and set */
4263 case 0x94: /* NI - and */
4264 case 0x96: /* OI - or */
4265 case 0x97: /* XI - xor */
4266 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4267 if (record_full_arch_list_add_mem (oaddr
, 1))
4269 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4273 case 0x98: /* LM - load multiple */
4274 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
4275 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
4277 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
4281 /* 0x99 privileged: TRACE */
4283 case 0x9a: /* LAM - load access multiple */
4284 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
4285 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ i
))
4287 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[3]))
4291 /* 0x9c-0x9f privileged and obsolete (old I/O) */
4292 /* 0xa0-0xa4 undefined */
4296 /* RI-format instruction */
4297 switch (ibyte
[0] << 4 | inib
[3])
4299 case 0xa50: /* IIHH - insert immediate */
4300 case 0xa51: /* IIHL - insert immediate */
4301 /* high 32-bit destination */
4302 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
4306 case 0xa52: /* IILH - insert immediate */
4307 case 0xa53: /* IILL - insert immediate */
4308 case 0xa75: /* BRAS - branch relative and save */
4309 case 0xa76: /* BRCT - branch relative on count */
4310 case 0xa78: /* LHI - load halfword immediate */
4311 case 0xa7c: /* MHI - multiply halfword immediate */
4312 /* 32-bit or native destination */
4313 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4317 case 0xa54: /* NIHH - and immediate */
4318 case 0xa55: /* NIHL - and immediate */
4319 case 0xa58: /* OIHH - or immediate */
4320 case 0xa59: /* OIHL - or immediate */
4321 /* high 32-bit destination + flags */
4322 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
4324 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4328 case 0xa56: /* NILH - and immediate */
4329 case 0xa57: /* NILL - and immediate */
4330 case 0xa5a: /* OILH - or immediate */
4331 case 0xa5b: /* OILL - or immediate */
4332 case 0xa7a: /* AHI - add halfword immediate */
4333 /* 32-bit destination + flags */
4334 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4336 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4340 case 0xa5c: /* LLIHH - load logical immediate */
4341 case 0xa5d: /* LLIHL - load logical immediate */
4342 case 0xa5e: /* LLILH - load logical immediate */
4343 case 0xa5f: /* LLILL - load logical immediate */
4344 case 0xa77: /* BRCTG - branch relative on count */
4345 case 0xa79: /* LGHI - load halfword immediate */
4346 case 0xa7d: /* MGHI - multiply halfword immediate */
4347 /* 64-bit destination */
4348 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
4352 case 0xa70: /* TMLH - test under mask */
4353 case 0xa71: /* TMLL - test under mask */
4354 case 0xa72: /* TMHH - test under mask */
4355 case 0xa73: /* TMHL - test under mask */
4356 case 0xa7e: /* CHI - compare halfword immediate */
4357 case 0xa7f: /* CGHI - compare halfword immediate */
4359 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4363 case 0xa74: /* BRC - branch relative on condition */
4364 /* no register change */
4367 case 0xa7b: /* AGHI - add halfword immediate */
4368 /* 64-bit destination + flags */
4369 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
4371 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4380 /* 0xa6 undefined */
4382 case 0xa8: /* MVCLE - move long extended [partial] */
4383 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
4384 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4385 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1), &tmp
);
4386 if (record_full_arch_list_add_mem (oaddr
, tmp
))
4388 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4390 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
4392 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
4394 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
4396 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4400 /* 0xaa-0xab undefined */
4401 /* 0xac privileged: STNSM - store then and system mask */
4402 /* 0xad privileged: STOSM - store then or system mask */
4403 /* 0xae privileged: SIGP - signal processor */
4404 /* 0xaf unsupported: MC - monitor call */
4405 /* 0xb0 undefined */
4406 /* 0xb1 privileged: LRA - load real address */
4411 /* S/RRD/RRE/RRF/IE-format instruction */
4414 /* 0xb200-0xb204 undefined or privileged */
4416 case 0xb205: /* STCK - store clock */
4417 case 0xb27c: /* STCKF - store clock fast */
4418 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4419 if (record_full_arch_list_add_mem (oaddr
, 8))
4421 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4425 /* 0xb206-0xb219 undefined, privileged, or unsupported */
4426 /* 0xb21a unsupported: CFC */
4427 /* 0xb21b-0xb221 undefined or privileged */
4429 case 0xb222: /* IPM - insert program mask */
4430 case 0xb24f: /* EAR - extract access */
4431 case 0xb252: /* MSR - multiply single */
4432 case 0xb2ec: /* ETND - extract transaction nesting depth */
4433 case 0xb38c: /* EFPC - extract fpc */
4434 case 0xb91f: /* LRVR - load reversed */
4435 case 0xb926: /* LBR - load byte */
4436 case 0xb927: /* LHR - load halfword */
4437 case 0xb994: /* LLCR - load logical character */
4438 case 0xb995: /* LLHR - load logical halfword */
4439 case 0xb9f2: /* LOCR - load on condition */
4440 /* 32-bit gpr destination */
4441 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4445 /* 0xb223-0xb22c privileged or unsupported */
4447 case 0xb22d: /* DXR - divide */
4448 case 0xb325: /* LXDR - load lengthened */
4449 case 0xb326: /* LXER - load lengthened */
4450 case 0xb336: /* SQXR - square root */
4451 case 0xb365: /* LXR - load */
4452 case 0xb367: /* FIXR - load fp integer */
4453 case 0xb376: /* LZXR - load zero */
4454 case 0xb3b6: /* CXFR - convert from fixed */
4455 case 0xb3c6: /* CXGR - convert from fixed */
4456 case 0xb3fe: /* IEXTR - insert biased exponent */
4457 /* float pair destination */
4458 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4460 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[6] | 2)))
4464 /* 0xb22e-0xb240 undefined, privileged, or unsupported */
4466 case 0xb241: /* CKSM - checksum [partial] */
4467 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4469 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4471 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4473 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4477 /* 0xb242-0xb243 undefined */
4479 case 0xb244: /* SQDR - square root */
4480 case 0xb245: /* SQER - square root */
4481 case 0xb324: /* LDER - load lengthened */
4482 case 0xb337: /* MEER - multiply */
4483 case 0xb366: /* LEXR - load rounded */
4484 case 0xb370: /* LPDFR - load positive */
4485 case 0xb371: /* LNDFR - load negative */
4486 case 0xb372: /* CSDFR - copy sign */
4487 case 0xb373: /* LCDFR - load complement */
4488 case 0xb374: /* LZER - load zero */
4489 case 0xb375: /* LZDR - load zero */
4490 case 0xb377: /* FIER - load fp integer */
4491 case 0xb37f: /* FIDR - load fp integer */
4492 case 0xb3b4: /* CEFR - convert from fixed */
4493 case 0xb3b5: /* CDFR - convert from fixed */
4494 case 0xb3c1: /* LDGR - load fpr from gr */
4495 case 0xb3c4: /* CEGR - convert from fixed */
4496 case 0xb3c5: /* CDGR - convert from fixed */
4497 case 0xb3f6: /* IEDTR - insert biased exponent */
4498 /* float destination */
4499 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4503 /* 0xb246-0xb24c: privileged or unsupported */
4505 case 0xb24d: /* CPYA - copy access */
4506 case 0xb24e: /* SAR - set access */
4507 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[6]))
4511 /* 0xb250-0xb251 undefined or privileged */
4512 /* 0xb253-0xb254 undefined or privileged */
4514 case 0xb255: /* MVST - move string [partial] */
4519 /* Read ending byte. */
4520 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
4522 /* Get address of second operand. */
4523 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[7], &tmp
);
4524 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4525 /* Search for ending byte and compute length. */
4528 if (target_read_memory (oaddr
, &cur
, 1))
4531 } while (cur
!= end
);
4532 /* Get address of first operand and record it. */
4533 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
4534 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4535 if (record_full_arch_list_add_mem (oaddr
, num
))
4537 /* Record the registers. */
4538 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4540 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4542 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4547 /* 0xb256 undefined */
4549 case 0xb257: /* CUSE - compare until substring equal [interruptible] */
4550 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4552 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
4554 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4556 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4558 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4562 /* 0xb258-0xb25c undefined, privileged, or unsupported */
4564 case 0xb25d: /* CLST - compare logical string [partial] */
4565 case 0xb25e: /* SRST - search string [partial] */
4566 case 0xb9be: /* SRSTU - search string unicode [partial] */
4567 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4569 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4571 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4575 /* 0xb25f-0xb262 undefined */
4577 case 0xb263: /* CMPSC - compression call [interruptible] */
4578 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
4579 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4580 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
4581 if (record_full_arch_list_add_mem (oaddr
, tmp
))
4583 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4585 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
4587 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4589 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4591 if (record_full_arch_list_add_reg (regcache
, S390_R1_REGNUM
))
4593 /* DXC may be written */
4594 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4596 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4600 /* 0xb264-0xb277 undefined, privileged, or unsupported */
4602 case 0xb278: /* STCKE - store clock extended */
4603 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4604 if (record_full_arch_list_add_mem (oaddr
, 16))
4606 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4610 /* 0xb279-0xb27b undefined or unsupported */
4611 /* 0xb27d-0xb298 undefined or privileged */
4613 case 0xb299: /* SRNM - set rounding mode */
4614 case 0xb2b8: /* SRNMB - set bfp rounding mode */
4615 case 0xb2b9: /* SRNMT - set dfp rounding mode */
4616 case 0xb29d: /* LFPC - load fpc */
4617 case 0xb2bd: /* LFAS - load fpc and signal */
4618 case 0xb384: /* SFPC - set fpc */
4619 case 0xb385: /* SFASR - set fpc and signal */
4620 case 0xb960: /* CGRT - compare and trap */
4621 case 0xb961: /* CLGRT - compare logical and trap */
4622 case 0xb972: /* CRT - compare and trap */
4623 case 0xb973: /* CLRT - compare logical and trap */
4624 /* fpc only - including possible DXC write for trapping insns */
4625 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4629 /* 0xb29a-0xb29b undefined */
4631 case 0xb29c: /* STFPC - store fpc */
4632 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4633 if (record_full_arch_list_add_mem (oaddr
, 4))
4637 /* 0xb29e-0xb2a4 undefined */
4639 case 0xb2a5: /* TRE - translate extended [partial] */
4640 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
4641 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4642 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
4643 if (record_full_arch_list_add_mem (oaddr
, tmp
))
4645 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4647 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
4649 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4653 case 0xb2a6: /* CU21 - convert UTF-16 to UTF-8 [partial] */
4654 case 0xb2a7: /* CU12 - convert UTF-8 to UTF-16 [partial] */
4655 case 0xb9b0: /* CU14 - convert UTF-8 to UTF-32 [partial] */
4656 case 0xb9b1: /* CU24 - convert UTF-16 to UTF-32 [partial] */
4657 case 0xb9b2: /* CU41 - convert UTF-32 to UTF-8 [partial] */
4658 case 0xb9b3: /* CU42 - convert UTF-32 to UTF-16 [partial] */
4659 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
4660 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4661 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
4662 if (record_full_arch_list_add_mem (oaddr
, tmp
))
4664 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4666 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
4668 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4670 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4672 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4676 /* 0xb2a8-0xb2af undefined */
4678 case 0xb2b0: /* STFLE - store facility list extended */
4679 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4680 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
4682 if (record_full_arch_list_add_mem (oaddr
, 8 * (tmp
+ 1)))
4684 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
))
4686 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4690 /* 0xb2b1-0xb2b7 undefined or privileged */
4691 /* 0xb2ba-0xb2bc undefined */
4692 /* 0xb2be-0xb2e7 undefined */
4693 /* 0xb2e9-0xb2eb undefined */
4694 /* 0xb2ed-0xb2f7 undefined */
4695 /* 0xb2f8 unsupported: TEND */
4696 /* 0xb2f9 undefined */
4698 case 0xb2e8: /* PPA - perform processor assist */
4699 case 0xb2fa: /* NIAI - next instruction access intent */
4700 /* no visible effects */
4703 /* 0xb2fb undefined */
4704 /* 0xb2fc unsupported: TABORT */
4705 /* 0xb2fd-0xb2fe undefined */
4706 /* 0xb2ff unsupported: TRAP */
4708 case 0xb300: /* LPEBR - load positive */
4709 case 0xb301: /* LNEBR - load negative */
4710 case 0xb303: /* LCEBR - load complement */
4711 case 0xb310: /* LPDBR - load positive */
4712 case 0xb311: /* LNDBR - load negative */
4713 case 0xb313: /* LCDBR - load complement */
4714 case 0xb350: /* TBEDR - convert hfp to bfp */
4715 case 0xb351: /* TBDR - convert hfp to bfp */
4716 case 0xb358: /* THDER - convert bfp to hfp */
4717 case 0xb359: /* THDR - convert bfp to hfp */
4718 /* float destination + flags */
4719 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4721 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4725 case 0xb304: /* LDEBR - load lengthened */
4726 case 0xb30c: /* MDEBR - multiply */
4727 case 0xb30d: /* DEBR - divide */
4728 case 0xb314: /* SQEBR - square root */
4729 case 0xb315: /* SQDBR - square root */
4730 case 0xb317: /* MEEBR - multiply */
4731 case 0xb31c: /* MDBR - multiply */
4732 case 0xb31d: /* DDBR - divide */
4733 case 0xb344: /* LEDBRA - load rounded */
4734 case 0xb345: /* LDXBRA - load rounded */
4735 case 0xb346: /* LEXBRA - load rounded */
4736 case 0xb357: /* FIEBRA - load fp integer */
4737 case 0xb35f: /* FIDBRA - load fp integer */
4738 case 0xb390: /* CELFBR - convert from logical */
4739 case 0xb391: /* CDLFBR - convert from logical */
4740 case 0xb394: /* CEFBR - convert from fixed */
4741 case 0xb395: /* CDFBR - convert from fixed */
4742 case 0xb3a0: /* CELGBR - convert from logical */
4743 case 0xb3a1: /* CDLGBR - convert from logical */
4744 case 0xb3a4: /* CEGBR - convert from fixed */
4745 case 0xb3a5: /* CDGBR - convert from fixed */
4746 case 0xb3d0: /* MDTR - multiply */
4747 case 0xb3d1: /* DDTR - divide */
4748 case 0xb3d4: /* LDETR - load lengthened */
4749 case 0xb3d5: /* LEDTR - load lengthened */
4750 case 0xb3d7: /* FIDTR - load fp integer */
4751 case 0xb3dd: /* LDXTR - load lengthened */
4752 case 0xb3f1: /* CDGTR - convert from fixed */
4753 case 0xb3f2: /* CDUTR - convert from unsigned packed */
4754 case 0xb3f3: /* CDSTR - convert from signed packed */
4755 case 0xb3f5: /* QADTR - quantize */
4756 case 0xb3f7: /* RRDTR - reround */
4757 case 0xb951: /* CDFTR - convert from fixed */
4758 case 0xb952: /* CDLGTR - convert from logical */
4759 case 0xb953: /* CDLFTR - convert from logical */
4760 /* float destination + fpc */
4761 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4763 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4767 case 0xb305: /* LXDBR - load lengthened */
4768 case 0xb306: /* LXEBR - load lengthened */
4769 case 0xb307: /* MXDBR - multiply */
4770 case 0xb316: /* SQXBR - square root */
4771 case 0xb34c: /* MXBR - multiply */
4772 case 0xb34d: /* DXBR - divide */
4773 case 0xb347: /* FIXBRA - load fp integer */
4774 case 0xb392: /* CXLFBR - convert from logical */
4775 case 0xb396: /* CXFBR - convert from fixed */
4776 case 0xb3a2: /* CXLGBR - convert from logical */
4777 case 0xb3a6: /* CXGBR - convert from fixed */
4778 case 0xb3d8: /* MXTR - multiply */
4779 case 0xb3d9: /* DXTR - divide */
4780 case 0xb3dc: /* LXDTR - load lengthened */
4781 case 0xb3df: /* FIXTR - load fp integer */
4782 case 0xb3f9: /* CXGTR - convert from fixed */
4783 case 0xb3fa: /* CXUTR - convert from unsigned packed */
4784 case 0xb3fb: /* CXSTR - convert from signed packed */
4785 case 0xb3fd: /* QAXTR - quantize */
4786 case 0xb3ff: /* RRXTR - reround */
4787 case 0xb959: /* CXFTR - convert from fixed */
4788 case 0xb95a: /* CXLGTR - convert from logical */
4789 case 0xb95b: /* CXLFTR - convert from logical */
4790 /* float pair destination + fpc */
4791 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4793 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[6] | 2)))
4795 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4799 case 0xb308: /* KEBR - compare and signal */
4800 case 0xb309: /* CEBR - compare */
4801 case 0xb318: /* KDBR - compare and signal */
4802 case 0xb319: /* CDBR - compare */
4803 case 0xb348: /* KXBR - compare and signal */
4804 case 0xb349: /* CXBR - compare */
4805 case 0xb3e0: /* KDTR - compare and signal */
4806 case 0xb3e4: /* CDTR - compare */
4807 case 0xb3e8: /* KXTR - compare and signal */
4808 case 0xb3ec: /* CXTR - compare */
4809 /* flags + fpc only */
4810 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4812 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4816 case 0xb302: /* LTEBR - load and test */
4817 case 0xb312: /* LTDBR - load and test */
4818 case 0xb30a: /* AEBR - add */
4819 case 0xb30b: /* SEBR - subtract */
4820 case 0xb31a: /* ADBR - add */
4821 case 0xb31b: /* SDBR - subtract */
4822 case 0xb3d2: /* ADTR - add */
4823 case 0xb3d3: /* SDTR - subtract */
4824 case 0xb3d6: /* LTDTR - load and test */
4825 /* float destination + flags + fpc */
4826 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4828 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4830 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4834 case 0xb30e: /* MAEBR - multiply and add */
4835 case 0xb30f: /* MSEBR - multiply and subtract */
4836 case 0xb31e: /* MADBR - multiply and add */
4837 case 0xb31f: /* MSDBR - multiply and subtract */
4838 /* float destination [RRD] + fpc */
4839 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[4]))
4841 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4845 /* 0xb320-0xb323 undefined */
4846 /* 0xb327-0xb32d undefined */
4848 case 0xb32e: /* MAER - multiply and add */
4849 case 0xb32f: /* MSER - multiply and subtract */
4850 case 0xb338: /* MAYLR - multiply and add unnormalized */
4851 case 0xb339: /* MYLR - multiply unnormalized */
4852 case 0xb33c: /* MAYHR - multiply and add unnormalized */
4853 case 0xb33d: /* MYHR - multiply unnormalized */
4854 case 0xb33e: /* MADR - multiply and add */
4855 case 0xb33f: /* MSDR - multiply and subtract */
4856 /* float destination [RRD] */
4857 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[4]))
4861 /* 0xb330-0xb335 undefined */
4863 case 0xb33a: /* MAYR - multiply and add unnormalized */
4864 case 0xb33b: /* MYR - multiply unnormalized */
4865 /* float pair destination [RRD] */
4866 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[4]))
4868 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[4] | 2)))
4872 case 0xb340: /* LPXBR - load positive */
4873 case 0xb341: /* LNXBR - load negative */
4874 case 0xb343: /* LCXBR - load complement */
4875 case 0xb360: /* LPXR - load positive */
4876 case 0xb361: /* LNXR - load negative */
4877 case 0xb362: /* LTXR - load and test */
4878 case 0xb363: /* LCXR - load complement */
4879 /* float pair destination + flags */
4880 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4882 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[6] | 2)))
4884 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4888 case 0xb342: /* LTXBR - load and test */
4889 case 0xb34a: /* AXBR - add */
4890 case 0xb34b: /* SXBR - subtract */
4891 case 0xb3da: /* AXTR - add */
4892 case 0xb3db: /* SXTR - subtract */
4893 case 0xb3de: /* LTXTR - load and test */
4894 /* float pair destination + flags + fpc */
4895 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4897 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[6] | 2)))
4899 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4901 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4905 /* 0xb34e-0xb34f undefined */
4906 /* 0xb352 undefined */
4908 case 0xb353: /* DIEBR - divide to integer */
4909 case 0xb35b: /* DIDBR - divide to integer */
4910 /* two float destinations + flags + fpc */
4911 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[4]))
4913 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4915 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4917 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4921 /* 0xb354-0xb356 undefined */
4922 /* 0xb35a undefined */
4924 /* 0xb35c-0xb35e undefined */
4925 /* 0xb364 undefined */
4926 /* 0xb368 undefined */
4928 case 0xb369: /* CXR - compare */
4929 case 0xb3f4: /* CEDTR - compare biased exponent */
4930 case 0xb3fc: /* CEXTR - compare biased exponent */
4931 case 0xb920: /* CGR - compare */
4932 case 0xb921: /* CLGR - compare logical */
4933 case 0xb930: /* CGFR - compare */
4934 case 0xb931: /* CLGFR - compare logical */
4935 case 0xb9cd: /* CHHR - compare high */
4936 case 0xb9cf: /* CLHHR - compare logical high */
4937 case 0xb9dd: /* CHLR - compare high */
4938 case 0xb9df: /* CLHLR - compare logical high */
4940 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4944 /* 0xb36a-0xb36f undefined */
4945 /* 0xb377-0xb37e undefined */
4946 /* 0xb380-0xb383 undefined */
4947 /* 0xb386-0xb38b undefined */
4948 /* 0xb38d-0xb38f undefined */
4949 /* 0xb393 undefined */
4950 /* 0xb397 undefined */
4952 case 0xb398: /* CFEBR - convert to fixed */
4953 case 0xb399: /* CFDBR - convert to fixed */
4954 case 0xb39a: /* CFXBR - convert to fixed */
4955 case 0xb39c: /* CLFEBR - convert to logical */
4956 case 0xb39d: /* CLFDBR - convert to logical */
4957 case 0xb39e: /* CLFXBR - convert to logical */
4958 case 0xb941: /* CFDTR - convert to fixed */
4959 case 0xb949: /* CFXTR - convert to fixed */
4960 case 0xb943: /* CLFDTR - convert to logical */
4961 case 0xb94b: /* CLFXTR - convert to logical */
4962 /* 32-bit gpr destination + flags + fpc */
4963 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4965 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4967 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4971 /* 0xb39b undefined */
4972 /* 0xb39f undefined */
4974 /* 0xb3a3 undefined */
4975 /* 0xb3a7 undefined */
4977 case 0xb3a8: /* CGEBR - convert to fixed */
4978 case 0xb3a9: /* CGDBR - convert to fixed */
4979 case 0xb3aa: /* CGXBR - convert to fixed */
4980 case 0xb3ac: /* CLGEBR - convert to logical */
4981 case 0xb3ad: /* CLGDBR - convert to logical */
4982 case 0xb3ae: /* CLGXBR - convert to logical */
4983 case 0xb3e1: /* CGDTR - convert to fixed */
4984 case 0xb3e9: /* CGXTR - convert to fixed */
4985 case 0xb942: /* CLGDTR - convert to logical */
4986 case 0xb94a: /* CLGXTR - convert to logical */
4987 /* 64-bit gpr destination + flags + fpc */
4988 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
4990 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4992 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4996 /* 0xb3ab undefined */
4997 /* 0xb3af-0xb3b3 undefined */
4998 /* 0xb3b7 undefined */
5000 case 0xb3b8: /* CFER - convert to fixed */
5001 case 0xb3b9: /* CFDR - convert to fixed */
5002 case 0xb3ba: /* CFXR - convert to fixed */
5003 case 0xb998: /* ALCR - add logical with carry */
5004 case 0xb999: /* SLBR - subtract logical with borrow */
5005 case 0xb9f4: /* NRK - and */
5006 case 0xb9f6: /* ORK - or */
5007 case 0xb9f7: /* XRK - xor */
5008 case 0xb9f8: /* ARK - add */
5009 case 0xb9f9: /* SRK - subtract */
5010 case 0xb9fa: /* ALRK - add logical */
5011 case 0xb9fb: /* SLRK - subtract logical */
5012 /* 32-bit gpr destination + flags */
5013 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5015 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5019 case 0xb3c8: /* CGER - convert to fixed */
5020 case 0xb3c9: /* CGDR - convert to fixed */
5021 case 0xb3ca: /* CGXR - convert to fixed */
5022 case 0xb900: /* LPGR - load positive */
5023 case 0xb901: /* LNGR - load negative */
5024 case 0xb902: /* LTGR - load and test */
5025 case 0xb903: /* LCGR - load complement */
5026 case 0xb908: /* AGR - add */
5027 case 0xb909: /* SGR - subtract */
5028 case 0xb90a: /* ALGR - add logical */
5029 case 0xb90b: /* SLGR - subtract logical */
5030 case 0xb910: /* LPGFR - load positive */
5031 case 0xb911: /* LNGFR - load negative */
5032 case 0xb912: /* LTGFR - load and test */
5033 case 0xb913: /* LCGFR - load complement */
5034 case 0xb918: /* AGFR - add */
5035 case 0xb919: /* SGFR - subtract */
5036 case 0xb91a: /* ALGFR - add logical */
5037 case 0xb91b: /* SLGFR - subtract logical */
5038 case 0xb980: /* NGR - and */
5039 case 0xb981: /* OGR - or */
5040 case 0xb982: /* XGR - xor */
5041 case 0xb988: /* ALCGR - add logical with carry */
5042 case 0xb989: /* SLBGR - subtract logical with borrow */
5043 case 0xb9e1: /* POPCNT - population count */
5044 case 0xb9e4: /* NGRK - and */
5045 case 0xb9e6: /* OGRK - or */
5046 case 0xb9e7: /* XGRK - xor */
5047 case 0xb9e8: /* AGRK - add */
5048 case 0xb9e9: /* SGRK - subtract */
5049 case 0xb9ea: /* ALGRK - add logical */
5050 case 0xb9eb: /* SLGRK - subtract logical */
5051 /* 64-bit gpr destination + flags */
5052 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
5054 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5058 /* 0xb3bb-0xb3c0 undefined */
5059 /* 0xb3c2-0xb3c3 undefined */
5060 /* 0xb3c7 undefined */
5061 /* 0xb3cb-0xb3cc undefined */
5063 case 0xb3cd: /* LGDR - load gr from fpr */
5064 case 0xb3e2: /* CUDTR - convert to unsigned packed */
5065 case 0xb3e3: /* CSDTR - convert to signed packed */
5066 case 0xb3e5: /* EEDTR - extract biased exponent */
5067 case 0xb3e7: /* ESDTR - extract significance */
5068 case 0xb3ed: /* EEXTR - extract biased exponent */
5069 case 0xb3ef: /* ESXTR - extract significance */
5070 case 0xb904: /* LGR - load */
5071 case 0xb906: /* LGBR - load byte */
5072 case 0xb907: /* LGHR - load halfword */
5073 case 0xb90c: /* MSGR - multiply single */
5074 case 0xb90f: /* LRVGR - load reversed */
5075 case 0xb914: /* LGFR - load */
5076 case 0xb916: /* LLGFR - load logical */
5077 case 0xb917: /* LLGTR - load logical thirty one bits */
5078 case 0xb91c: /* MSGFR - load */
5079 case 0xb946: /* BCTGR - branch on count */
5080 case 0xb984: /* LLGCR - load logical character */
5081 case 0xb985: /* LLGHR - load logical halfword */
5082 case 0xb9e2: /* LOCGR - load on condition */
5083 /* 64-bit gpr destination */
5084 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
5088 /* 0xb3ce-0xb3cf undefined */
5089 /* 0xb3e6 undefined */
5091 case 0xb3ea: /* CUXTR - convert to unsigned packed */
5092 case 0xb3eb: /* CSXTR - convert to signed packed */
5093 case 0xb90d: /* DSGR - divide single */
5094 case 0xb91d: /* DSGFR - divide single */
5095 case 0xb986: /* MLGR - multiply logical */
5096 case 0xb987: /* DLGR - divide logical */
5097 /* 64-bit gpr pair destination */
5098 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
5100 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6] | 1))
5104 /* 0xb3ee undefined */
5105 /* 0xb3f0 undefined */
5106 /* 0xb3f8 undefined */
5108 /* 0xb905 privileged */
5110 /* 0xb90e unsupported: EREGG */
5112 /* 0xb915 undefined */
5114 case 0xb91e: /* KMAC - compute message authentication code [partial] */
5115 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5116 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5117 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5121 case 0x00: /* KMAC-Query */
5122 if (record_full_arch_list_add_mem (oaddr
, 16))
5126 case 0x01: /* KMAC-DEA */
5127 case 0x02: /* KMAC-TDEA-128 */
5128 case 0x03: /* KMAC-TDEA-192 */
5129 case 0x09: /* KMAC-Encrypted-DEA */
5130 case 0x0a: /* KMAC-Encrypted-TDEA-128 */
5131 case 0x0b: /* KMAC-Encrypted-TDEA-192 */
5132 if (record_full_arch_list_add_mem (oaddr
, 8))
5136 case 0x12: /* KMAC-AES-128 */
5137 case 0x13: /* KMAC-AES-192 */
5138 case 0x14: /* KMAC-AES-256 */
5139 case 0x1a: /* KMAC-Encrypted-AES-128 */
5140 case 0x1b: /* KMAC-Encrypted-AES-192 */
5141 case 0x1c: /* KMAC-Encrypted-AES-256 */
5142 if (record_full_arch_list_add_mem (oaddr
, 16))
5147 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KMAC function %02x at %s.\n",
5148 (int)tmp
, paddress (gdbarch
, addr
));
5153 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5155 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
5158 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5162 /* 0xb922-0xb924 undefined */
5163 /* 0xb925 privileged */
5164 /* 0xb928 privileged */
5165 /* 0xb929 undefined */
5167 case 0xb92a: /* KMF - cipher message with cipher feedback [partial] */
5168 case 0xb92b: /* KMO - cipher message with output feedback [partial] */
5169 case 0xb92f: /* KMC - cipher message with chaining [partial] */
5170 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5171 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5172 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5176 case 0x00: /* KM*-Query */
5177 if (record_full_arch_list_add_mem (oaddr
, 16))
5181 case 0x01: /* KM*-DEA */
5182 case 0x02: /* KM*-TDEA-128 */
5183 case 0x03: /* KM*-TDEA-192 */
5184 case 0x09: /* KM*-Encrypted-DEA */
5185 case 0x0a: /* KM*-Encrypted-TDEA-128 */
5186 case 0x0b: /* KM*-Encrypted-TDEA-192 */
5187 if (record_full_arch_list_add_mem (oaddr
, 8))
5191 case 0x12: /* KM*-AES-128 */
5192 case 0x13: /* KM*-AES-192 */
5193 case 0x14: /* KM*-AES-256 */
5194 case 0x1a: /* KM*-Encrypted-AES-128 */
5195 case 0x1b: /* KM*-Encrypted-AES-192 */
5196 case 0x1c: /* KM*-Encrypted-AES-256 */
5197 if (record_full_arch_list_add_mem (oaddr
, 16))
5201 case 0x43: /* KMC-PRNG */
5202 /* Only valid for KMC. */
5203 if (insn
[0] == 0xb92f)
5205 if (record_full_arch_list_add_mem (oaddr
, 8))
5209 /* For other instructions, fallthru. */
5211 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KM* function %02x at %s.\n",
5212 (int)tmp
, paddress (gdbarch
, addr
));
5217 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
5218 oaddr2
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5219 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1), &tmp
);
5220 if (record_full_arch_list_add_mem (oaddr2
, tmp
))
5222 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5224 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5226 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
5229 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5233 case 0xb92c: /* PCC - perform cryptographic computation [partial] */
5234 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5235 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5236 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5240 case 0x00: /* PCC-Query */
5241 if (record_full_arch_list_add_mem (oaddr
, 16))
5245 case 0x01: /* PCC-Compute-Last-Block-CMAC-Using-DEA */
5246 case 0x02: /* PCC-Compute-Last-Block-CMAC-Using-TDEA-128 */
5247 case 0x03: /* PCC-Compute-Last-Block-CMAC-Using-TDEA-192 */
5248 case 0x09: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-DEA */
5249 case 0x0a: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-TDEA-128 */
5250 case 0x0b: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-TDEA-192 */
5251 if (record_full_arch_list_add_mem (oaddr
+ 0x10, 8))
5255 case 0x12: /* PCC-Compute-Last-Block-CMAC-Using-AES-128 */
5256 case 0x13: /* PCC-Compute-Last-Block-CMAC-Using-AES-192 */
5257 case 0x14: /* PCC-Compute-Last-Block-CMAC-Using-AES-256 */
5258 case 0x1a: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-AES-128 */
5259 case 0x1b: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-AES-192 */
5260 case 0x1c: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-AES-256 */
5261 if (record_full_arch_list_add_mem (oaddr
+ 0x18, 16))
5265 case 0x32: /* PCC-Compute-XTS-Parameter-Using-AES-128 */
5266 if (record_full_arch_list_add_mem (oaddr
+ 0x30, 32))
5270 case 0x34: /* PCC-Compute-XTS-Parameter-Using-AES-256 */
5271 if (record_full_arch_list_add_mem (oaddr
+ 0x40, 32))
5275 case 0x3a: /* PCC-Compute-XTS-Parameter-Using-Encrypted-AES-128 */
5276 if (record_full_arch_list_add_mem (oaddr
+ 0x50, 32))
5280 case 0x3c: /* PCC-Compute-XTS-Parameter-Using-Encrypted-AES-256 */
5281 if (record_full_arch_list_add_mem (oaddr
+ 0x60, 32))
5286 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown PCC function %02x at %s.\n",
5287 (int)tmp
, paddress (gdbarch
, addr
));
5290 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5294 case 0xb92d: /* KMCTR - cipher message with counter [partial] */
5295 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5296 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5297 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5301 case 0x00: /* KMCTR-Query */
5302 if (record_full_arch_list_add_mem (oaddr
, 16))
5306 case 0x01: /* KMCTR-DEA */
5307 case 0x02: /* KMCTR-TDEA-128 */
5308 case 0x03: /* KMCTR-TDEA-192 */
5309 case 0x09: /* KMCTR-Encrypted-DEA */
5310 case 0x0a: /* KMCTR-Encrypted-TDEA-128 */
5311 case 0x0b: /* KMCTR-Encrypted-TDEA-192 */
5312 case 0x12: /* KMCTR-AES-128 */
5313 case 0x13: /* KMCTR-AES-192 */
5314 case 0x14: /* KMCTR-AES-256 */
5315 case 0x1a: /* KMCTR-Encrypted-AES-128 */
5316 case 0x1b: /* KMCTR-Encrypted-AES-192 */
5317 case 0x1c: /* KMCTR-Encrypted-AES-256 */
5321 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KMCTR function %02x at %s.\n",
5322 (int)tmp
, paddress (gdbarch
, addr
));
5327 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
5328 oaddr2
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5329 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1), &tmp
);
5330 if (record_full_arch_list_add_mem (oaddr2
, tmp
))
5332 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5334 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5336 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
5338 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[4]))
5341 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5345 case 0xb92e: /* KM - cipher message [partial] */
5346 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5347 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5348 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5352 case 0x00: /* KM-Query */
5353 if (record_full_arch_list_add_mem (oaddr
, 16))
5357 case 0x01: /* KM-DEA */
5358 case 0x02: /* KM-TDEA-128 */
5359 case 0x03: /* KM-TDEA-192 */
5360 case 0x09: /* KM-Encrypted-DEA */
5361 case 0x0a: /* KM-Encrypted-TDEA-128 */
5362 case 0x0b: /* KM-Encrypted-TDEA-192 */
5363 case 0x12: /* KM-AES-128 */
5364 case 0x13: /* KM-AES-192 */
5365 case 0x14: /* KM-AES-256 */
5366 case 0x1a: /* KM-Encrypted-AES-128 */
5367 case 0x1b: /* KM-Encrypted-AES-192 */
5368 case 0x1c: /* KM-Encrypted-AES-256 */
5371 case 0x32: /* KM-XTS-AES-128 */
5372 if (record_full_arch_list_add_mem (oaddr
+ 0x10, 16))
5376 case 0x34: /* KM-XTS-AES-256 */
5377 if (record_full_arch_list_add_mem (oaddr
+ 0x20, 16))
5381 case 0x3a: /* KM-XTS-Encrypted-AES-128 */
5382 if (record_full_arch_list_add_mem (oaddr
+ 0x30, 16))
5386 case 0x3c: /* KM-XTS-Encrypted-AES-256 */
5387 if (record_full_arch_list_add_mem (oaddr
+ 0x40, 16))
5392 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KM function %02x at %s.\n",
5393 (int)tmp
, paddress (gdbarch
, addr
));
5398 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
5399 oaddr2
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5400 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1), &tmp
);
5401 if (record_full_arch_list_add_mem (oaddr2
, tmp
))
5403 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5405 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5407 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
5410 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5414 /* 0xb932-0xb93b undefined */
5416 case 0xb93c: /* PPNO - perform pseudorandom number operation [partial] */
5417 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5418 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5419 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5423 case 0x00: /* PPNO-Query */
5424 case 0x80: /* PPNO-Query */
5425 if (record_full_arch_list_add_mem (oaddr
, 16))
5429 case 0x03: /* PPNO-SHA-512-DRNG - generate */
5430 if (record_full_arch_list_add_mem (oaddr
, 240))
5432 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
5433 oaddr2
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5434 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
5435 if (record_full_arch_list_add_mem (oaddr2
, tmp
))
5437 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5439 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
5443 case 0x83: /* PPNO-SHA-512-DRNG - seed */
5444 if (record_full_arch_list_add_mem (oaddr
, 240))
5446 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5448 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
5453 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown PPNO function %02x at %s.\n",
5454 (int)tmp
, paddress (gdbarch
, addr
));
5457 /* DXC may be written */
5458 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5460 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5464 /* 0xb93d undefined */
5466 case 0xb93e: /* KIMD - compute intermediate message digest [partial] */
5467 case 0xb93f: /* KLMD - compute last message digest [partial] */
5468 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
5469 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5470 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5474 case 0x00: /* K*MD-Query */
5475 if (record_full_arch_list_add_mem (oaddr
, 16))
5479 case 0x01: /* K*MD-SHA-1 */
5480 if (record_full_arch_list_add_mem (oaddr
, 20))
5484 case 0x02: /* K*MD-SHA-256 */
5485 if (record_full_arch_list_add_mem (oaddr
, 32))
5489 case 0x03: /* K*MD-SHA-512 */
5490 if (record_full_arch_list_add_mem (oaddr
, 64))
5494 case 0x41: /* KIMD-GHASH */
5495 /* Only valid for KIMD. */
5496 if (insn
[0] == 0xb93e)
5498 if (record_full_arch_list_add_mem (oaddr
, 16))
5502 /* For KLMD, fallthru. */
5504 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KMAC function %02x at %s.\n",
5505 (int)tmp
, paddress (gdbarch
, addr
));
5510 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5512 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
5515 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5519 /* 0xb940 undefined */
5520 /* 0xb944-0xb945 undefined */
5521 /* 0xb947-0xb948 undefined */
5522 /* 0xb94c-0xb950 undefined */
5523 /* 0xb954-0xb958 undefined */
5524 /* 0xb95c-0xb95f undefined */
5525 /* 0xb962-0xb971 undefined */
5526 /* 0xb974-0xb97f undefined */
5528 case 0xb983: /* FLOGR - find leftmost one */
5529 /* 64-bit gpr pair destination + flags */
5530 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
5532 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6] | 1))
5534 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5538 /* 0xb98a privileged */
5539 /* 0xb98b-0xb98c undefined */
5541 case 0xb98d: /* EPSW - extract psw */
5542 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5545 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5549 /* 0xb98e-0xb98f privileged */
5551 case 0xb990: /* TRTT - translate two to two [partial] */
5552 case 0xb991: /* TRTO - translate two to one [partial] */
5553 case 0xb992: /* TROT - translate one to two [partial] */
5554 case 0xb993: /* TROO - translate one to one [partial] */
5555 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
5556 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
5557 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
5558 /* tmp is source length, we want destination length. Adjust. */
5559 if (insn
[0] == 0xb991)
5561 if (insn
[0] == 0xb992)
5563 if (record_full_arch_list_add_mem (oaddr
, tmp
))
5565 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5567 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
5569 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5571 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5575 case 0xb996: /* MLR - multiply logical */
5576 case 0xb997: /* DLR - divide logical */
5577 /* 32-bit gpr pair destination */
5578 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5580 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
5584 /* 0xb99a-0xb9af unsupported, privileged, or undefined */
5585 /* 0xb9b4-0xb9bc undefined */
5587 case 0xb9bd: /* TRTRE - translate and test reverse extended [partial] */
5588 case 0xb9bf: /* TRTE - translate and test extended [partial] */
5589 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
5591 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
5593 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
5595 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5599 /* 0xb9c0-0xb9c7 undefined */
5601 case 0xb9c8: /* AHHHR - add high */
5602 case 0xb9c9: /* SHHHR - subtract high */
5603 case 0xb9ca: /* ALHHHR - add logical high */
5604 case 0xb9cb: /* SLHHHR - subtract logical high */
5605 case 0xb9d8: /* AHHLR - add high */
5606 case 0xb9d9: /* SHHLR - subtract high */
5607 case 0xb9da: /* ALHHLR - add logical high */
5608 case 0xb9db: /* SLHHLR - subtract logical high */
5609 /* 32-bit high gpr destination + flags */
5610 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[6]))
5612 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5616 /* 0xb9cc undefined */
5617 /* 0xb9ce undefined */
5618 /* 0xb9d0-0xb9d7 undefined */
5619 /* 0xb9dc undefined */
5620 /* 0xb9de undefined */
5622 case 0xb9e0: /* LOCFHR - load high on condition */
5623 /* 32-bit high gpr destination */
5624 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[6]))
5628 /* 0xb9e3 undefined */
5629 /* 0xb9e5 undefined */
5630 /* 0xb9ec-0xb9f1 undefined */
5631 /* 0xb9f3 undefined */
5632 /* 0xb9f5 undefined */
5633 /* 0xb9fc-0xb9ff undefined */
5640 /* 0xb4-0xb5 undefined */
5641 /* 0xb6 privileged: STCTL - store control */
5642 /* 0xb7 privileged: LCTL - load control */
5643 /* 0xb8 undefined */
5645 case 0xba: /* CS - compare and swap */
5646 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5647 if (record_full_arch_list_add_mem (oaddr
, 4))
5649 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5651 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5655 case 0xbb: /* CDS - compare double and swap */
5656 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5657 if (record_full_arch_list_add_mem (oaddr
, 8))
5659 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5661 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
5663 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5667 /* 0xbc undefined */
5669 case 0xbe: /* STCM - store characters under mask */
5670 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5671 if (record_full_arch_list_add_mem (oaddr
, s390_popcnt (inib
[3])))
5680 /* RIL-format instruction */
5681 switch (ibyte
[0] << 4 | inib
[3])
5683 case 0xc00: /* LARL - load address relative long */
5684 case 0xc05: /* BRASL - branch relative and save long */
5685 case 0xc09: /* IILF - insert immediate */
5686 case 0xc21: /* MSFI - multiply single immediate */
5687 case 0xc42: /* LLHRL - load logical halfword relative long */
5688 case 0xc45: /* LHRL - load halfword relative long */
5689 case 0xc4d: /* LRL - load relative long */
5690 /* 32-bit or native gpr destination */
5691 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5695 case 0xc01: /* LGFI - load immediate */
5696 case 0xc0e: /* LLIHF - load logical immediate */
5697 case 0xc0f: /* LLILF - load logical immediate */
5698 case 0xc20: /* MSGFI - multiply single immediate */
5699 case 0xc44: /* LGHRL - load halfword relative long */
5700 case 0xc46: /* LLGHRL - load logical halfword relative long */
5701 case 0xc48: /* LGRL - load relative long */
5702 case 0xc4c: /* LGFRL - load relative long */
5703 case 0xc4e: /* LLGFRL - load logical relative long */
5704 /* 64-bit gpr destination */
5705 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5709 /* 0xc02-0xc03 undefined */
5711 case 0xc04: /* BRCL - branch relative on condition long */
5712 case 0xc62: /* PFDRL - prefetch data relative long */
5715 case 0xc06: /* XIHF - xor immediate */
5716 case 0xc0a: /* NIHF - and immediate */
5717 case 0xc0c: /* OIHF - or immediate */
5718 case 0xcc8: /* AIH - add immediate high */
5719 case 0xcca: /* ALSIH - add logical with signed immediate high */
5720 /* 32-bit high gpr destination + flags */
5721 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
5723 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5727 case 0xc07: /* XILF - xor immediate */
5728 case 0xc0b: /* NILF - and immediate */
5729 case 0xc0d: /* OILF - or immediate */
5730 case 0xc25: /* SLFI - subtract logical immediate */
5731 case 0xc29: /* AFI - add immediate */
5732 case 0xc2b: /* ALFI - add logical immediate */
5733 /* 32-bit gpr destination + flags */
5734 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5736 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5740 case 0xc08: /* IIHF - insert immediate */
5741 case 0xcc6: /* BRCTH - branch relative on count high */
5742 case 0xccb: /* ALSIHN - add logical with signed immediate high */
5743 /* 32-bit high gpr destination */
5744 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
5748 /* 0xc22-0xc23 undefined */
5750 case 0xc24: /* SLGFI - subtract logical immediate */
5751 case 0xc28: /* AGFI - add immediate */
5752 case 0xc2a: /* ALGFI - add logical immediate */
5753 /* 64-bit gpr destination + flags */
5754 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5756 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5760 /* 0xc26-0xc27 undefined */
5762 case 0xc2c: /* CGFI - compare immediate */
5763 case 0xc2d: /* CFI - compare immediate */
5764 case 0xc2e: /* CLGFI - compare logical immediate */
5765 case 0xc2f: /* CLFI - compare logical immediate */
5766 case 0xc64: /* CGHRL - compare halfword relative long */
5767 case 0xc65: /* CHRL - compare halfword relative long */
5768 case 0xc66: /* CLGHRL - compare logical halfword relative long */
5769 case 0xc67: /* CLHRL - compare logical halfword relative long */
5770 case 0xc68: /* CGRL - compare relative long */
5771 case 0xc6a: /* CLGRL - compare logical relative long */
5772 case 0xc6c: /* CGFRL - compare relative long */
5773 case 0xc6d: /* CRL - compare relative long */
5774 case 0xc6e: /* CLGFRL - compare logical relative long */
5775 case 0xc6f: /* CLRL - compare logical relative long */
5776 case 0xccd: /* CIH - compare immediate high */
5777 case 0xccf: /* CLIH - compare logical immediate high */
5779 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5783 /* 0xc40-0xc41 undefined */
5784 /* 0xc43 undefined */
5786 case 0xc47: /* STHRL - store halfword relative long */
5787 oaddr
= s390_record_calc_rl (gdbarch
, regcache
, addr
, insn
[1], insn
[2]);
5788 if (record_full_arch_list_add_mem (oaddr
, 2))
5792 /* 0xc49-0xc4a undefined */
5794 case 0xc4b: /* STGRL - store relative long */
5795 oaddr
= s390_record_calc_rl (gdbarch
, regcache
, addr
, insn
[1], insn
[2]);
5796 if (record_full_arch_list_add_mem (oaddr
, 8))
5800 case 0xc4f: /* STRL - store relative long */
5801 oaddr
= s390_record_calc_rl (gdbarch
, regcache
, addr
, insn
[1], insn
[2]);
5802 if (record_full_arch_list_add_mem (oaddr
, 4))
5806 case 0xc60: /* EXRL - execute relative long */
5809 fprintf_unfiltered (gdb_stdlog
, "Warning: Double execute at %s.\n",
5810 paddress (gdbarch
, addr
));
5813 addr
= s390_record_calc_rl (gdbarch
, regcache
, addr
, insn
[1], insn
[2]);
5816 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
5825 /* 0xc61 undefined */
5826 /* 0xc63 undefined */
5827 /* 0xc69 undefined */
5828 /* 0xc6b undefined */
5829 /* 0xcc0-0xcc5 undefined */
5830 /* 0xcc7 undefined */
5831 /* 0xcc9 undefined */
5832 /* 0xccc undefined */
5833 /* 0xcce undefined */
5840 /* 0xc1 undefined */
5841 /* 0xc3 undefined */
5843 case 0xc5: /* BPRP - branch prediction relative preload */
5844 case 0xc7: /* BPP - branch prediction preload */
5845 /* no visible effect */
5849 /* SSF-format instruction */
5850 switch (ibyte
[0] << 4 | inib
[3])
5852 /* 0xc80 unsupported */
5854 case 0xc81: /* ECTG - extract cpu time */
5855 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5857 if (s390_record_gpr_g (gdbarch
, regcache
, 0))
5859 if (s390_record_gpr_g (gdbarch
, regcache
, 1))
5863 case 0xc82: /* CSST - compare and swap and store */
5866 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5868 sc
= tmp
>> 8 & 0xff;
5870 /* First and third operands. */
5871 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5874 case 0x00: /* 32-bit */
5875 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5877 if (record_full_arch_list_add_mem (oaddr
, 4))
5881 case 0x01: /* 64-bit */
5882 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5884 if (record_full_arch_list_add_mem (oaddr
, 8))
5888 case 0x02: /* 128-bit */
5889 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5891 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2] | 1))
5893 if (record_full_arch_list_add_mem (oaddr
, 16))
5898 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown CSST FC %02x at %s.\n",
5899 fc
, paddress (gdbarch
, addr
));
5903 /* Second operand. */
5904 oaddr2
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[2], 0);
5907 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown CSST FC %02x at %s.\n",
5908 sc
, paddress (gdbarch
, addr
));
5912 if (record_full_arch_list_add_mem (oaddr2
, 1 << sc
))
5916 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5921 /* 0xc83 undefined */
5923 case 0xc84: /* LPD - load pair disjoint */
5924 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5926 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
5928 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5932 case 0xc85: /* LPDG - load pair disjoint */
5933 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5935 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2] | 1))
5937 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5941 /* 0xc86-0xc8f undefined */
5948 /* 0xc9-0xcb undefined */
5949 /* 0xcd-0xcf undefined */
5951 case 0xd0: /* TRTR - translate and test reversed */
5952 case 0xdd: /* TRT - translate and test */
5953 if (record_full_arch_list_add_reg (regcache
, S390_R1_REGNUM
))
5955 if (record_full_arch_list_add_reg (regcache
, S390_R2_REGNUM
))
5957 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5961 case 0xd1: /* MVN - move numbers */
5962 case 0xd2: /* MVC - move */
5963 case 0xd3: /* MVZ - move zones */
5964 case 0xdc: /* TR - translate */
5965 case 0xe8: /* MVCIN - move inverse */
5966 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5967 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
5971 case 0xd4: /* NC - and */
5972 case 0xd6: /* OC - or*/
5973 case 0xd7: /* XC - xor */
5974 case 0xe2: /* UNPKU - unpack unicode */
5975 case 0xea: /* UNPKA - unpack ASCII */
5976 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5977 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
5979 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5983 case 0xde: /* ED - edit */
5984 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5985 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
5987 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5989 /* DXC may be written */
5990 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5994 case 0xdf: /* EDMK - edit and mark */
5995 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5996 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
5998 if (record_full_arch_list_add_reg (regcache
, S390_R1_REGNUM
))
6000 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6002 /* DXC may be written */
6003 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6007 /* 0xd8 undefined */
6008 /* 0xd9 unsupported: MVCK - move with key */
6009 /* 0xda unsupported: MVCP - move to primary */
6010 /* 0xdb unsupported: MVCS - move to secondary */
6011 /* 0xe0 undefined */
6013 case 0xe1: /* PKU - pack unicode */
6014 case 0xe9: /* PKA - pack ASCII */
6015 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6016 if (record_full_arch_list_add_mem (oaddr
, 16))
6024 /* RXY/RXE/RXF/RSL/RSY/SIY/V*-format instruction */
6025 switch (ibyte
[0] << 8 | ibyte
[5])
6027 /* 0xe300-0xe301 undefined */
6029 case 0xe302: /* LTG - load and test */
6030 case 0xe308: /* AG - add */
6031 case 0xe309: /* SG - subtract */
6032 case 0xe30a: /* ALG - add logical */
6033 case 0xe30b: /* SLG - subtract logical */
6034 case 0xe318: /* AGF - add */
6035 case 0xe319: /* SGF - subtract */
6036 case 0xe31a: /* ALGF - add logical */
6037 case 0xe31b: /* SLGF - subtract logical */
6038 case 0xe332: /* LTGF - load and test */
6039 case 0xe380: /* NG - and */
6040 case 0xe381: /* OG - or */
6041 case 0xe382: /* XG - xor */
6042 case 0xe388: /* ALCG - add logical with carry */
6043 case 0xe389: /* SLBG - subtract logical with borrow */
6044 case 0xeb0a: /* SRAG - shift right single */
6045 case 0xeb0b: /* SLAG - shift left single */
6046 /* 64-bit gpr destination + flags */
6047 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6049 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6053 /* 0xe303 privileged */
6055 case 0xe304: /* LG - load */
6056 case 0xe30c: /* MSG - multiply single */
6057 case 0xe30f: /* LRVG - load reversed */
6058 case 0xe314: /* LGF - load */
6059 case 0xe315: /* LGH - load halfword */
6060 case 0xe316: /* LLGF - load logical */
6061 case 0xe317: /* LLGT - load logical thirty one bits */
6062 case 0xe31c: /* MSGF - multiply single */
6063 case 0xe32a: /* LZRG - load and zero rightmost byte */
6064 case 0xe33a: /* LLZRGF - load logical and zero rightmost byte */
6065 case 0xe346: /* BCTG - branch on count */
6066 case 0xe377: /* LGB - load byte */
6067 case 0xe390: /* LLGC - load logical character */
6068 case 0xe391: /* LLGH - load logical halfword */
6069 case 0xeb0c: /* SRLG - shift right single logical */
6070 case 0xeb0d: /* SLLG - shift left single logical */
6071 case 0xeb1c: /* RLLG - rotate left single logical */
6072 case 0xeb44: /* BXHG - branch on index high */
6073 case 0xeb45: /* BXLEG - branch on index low or equal */
6074 case 0xeb4c: /* ECAG - extract cpu attribute */
6075 case 0xebe2: /* LOCG - load on condition */
6076 /* 64-bit gpr destination */
6077 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6081 /* 0xe305 undefined */
6083 case 0xe306: /* CVBY - convert to binary */
6084 /* 32-bit or native gpr destination + FPC (DXC write) */
6085 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6087 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6091 /* 0xe307 undefined */
6093 case 0xe30d: /* DSG - divide single */
6094 case 0xe31d: /* DSGF - divide single */
6095 case 0xe386: /* MLG - multiply logical */
6096 case 0xe387: /* DLG - divide logical */
6097 case 0xe38f: /* LPQ - load pair from quadword */
6098 /* 64-bit gpr pair destination */
6099 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6101 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2] | 1))
6105 case 0xe30e: /* CVBG - convert to binary */
6106 /* 64-bit gpr destination + FPC (DXC write) */
6107 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6109 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6113 /* 0xe310-0xe311 undefined */
6115 case 0xe312: /* LT - load and test */
6116 case 0xe354: /* NY - and */
6117 case 0xe356: /* OY - or */
6118 case 0xe357: /* XY - xor */
6119 case 0xe35a: /* AY - add */
6120 case 0xe35b: /* SY - subtract */
6121 case 0xe35e: /* ALY - add logical */
6122 case 0xe35f: /* SLY - subtract logical */
6123 case 0xe37a: /* AHY - add halfword */
6124 case 0xe37b: /* SHY - subtract halfword */
6125 case 0xe398: /* ALC - add logical with carry */
6126 case 0xe399: /* SLB - subtract logical with borrow */
6127 case 0xe727: /* LCBB - load count to block bounduary */
6128 case 0xeb81: /* ICMY - insert characters under mask */
6129 case 0xebdc: /* SRAK - shift left single */
6130 case 0xebdd: /* SLAK - shift left single */
6131 /* 32-bit gpr destination + flags */
6132 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6134 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6138 /* 0xe313 privileged */
6140 case 0xe31e: /* LRV - load reversed */
6141 case 0xe31f: /* LRVH - load reversed */
6142 case 0xe33b: /* LZRF - load and zero rightmost byte */
6143 case 0xe351: /* MSY - multiply single */
6144 case 0xe358: /* LY - load */
6145 case 0xe371: /* LAY - load address */
6146 case 0xe373: /* ICY - insert character */
6147 case 0xe376: /* LB - load byte */
6148 case 0xe378: /* LHY - load */
6149 case 0xe37c: /* MHY - multiply halfword */
6150 case 0xe394: /* LLC - load logical character */
6151 case 0xe395: /* LLH - load logical halfword */
6152 case 0xeb1d: /* RLL - rotate left single logical */
6153 case 0xebde: /* SRLK - shift left single logical */
6154 case 0xebdf: /* SLLK - shift left single logical */
6155 case 0xebf2: /* LOC - load on condition */
6156 /* 32-bit or native gpr destination */
6157 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6161 case 0xe320: /* CG - compare */
6162 case 0xe321: /* CLG - compare logical */
6163 case 0xe330: /* CGF - compare */
6164 case 0xe331: /* CLGF - compare logical */
6165 case 0xe334: /* CGH - compare halfword */
6166 case 0xe355: /* CLY - compare logical */
6167 case 0xe359: /* CY - compare */
6168 case 0xe379: /* CHY - compare halfword */
6169 case 0xe3cd: /* CHF - compare high */
6170 case 0xe3cf: /* CLHF - compare logical high */
6171 case 0xeb20: /* CLMH - compare logical under mask high */
6172 case 0xeb21: /* CLMY - compare logical under mask */
6173 case 0xeb51: /* TMY - test under mask */
6174 case 0xeb55: /* CLIY - compare logical */
6175 case 0xebc0: /* TP - test decimal */
6176 case 0xed10: /* TCEB - test data class */
6177 case 0xed11: /* TCDB - test data class */
6178 case 0xed12: /* TCXB - test data class */
6179 case 0xed50: /* TDCET - test data class */
6180 case 0xed51: /* TDGET - test data group */
6181 case 0xed54: /* TDCDT - test data class */
6182 case 0xed55: /* TDGDT - test data group */
6183 case 0xed58: /* TDCXT - test data class */
6184 case 0xed59: /* TDGXT - test data group */
6186 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6190 /* 0xe322-0xe323 undefined */
6192 case 0xe324: /* STG - store */
6193 case 0xe325: /* NTSTG - nontransactional store */
6194 case 0xe326: /* CVDY - convert to decimal */
6195 case 0xe32f: /* STRVG - store reversed */
6196 case 0xebe3: /* STOCG - store on condition */
6197 case 0xed67: /* STDY - store */
6198 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
6199 if (record_full_arch_list_add_mem (oaddr
, 8))
6203 /* 0xe327-0xe329 undefined */
6204 /* 0xe32b-0xe32d undefined */
6206 case 0xe32e: /* CVDG - convert to decimal */
6207 case 0xe38e: /* STPQ - store pair to quadword */
6208 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
6209 if (record_full_arch_list_add_mem (oaddr
, 16))
6213 /* 0xe333 undefined */
6214 /* 0xe335 undefined */
6216 case 0xe336: /* PFD - prefetch data */
6219 /* 0xe337-0xe339 undefined */
6220 /* 0xe33c-0xe33d undefined */
6222 case 0xe33e: /* STRV - store reversed */
6223 case 0xe350: /* STY - store */
6224 case 0xe3cb: /* STFH - store high */
6225 case 0xebe1: /* STOCFH - store high on condition */
6226 case 0xebf3: /* STOC - store on condition */
6227 case 0xed66: /* STEY - store */
6228 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
6229 if (record_full_arch_list_add_mem (oaddr
, 4))
6233 case 0xe33f: /* STRVH - store reversed */
6234 case 0xe370: /* STHY - store halfword */
6235 case 0xe3c7: /* STHH - store halfword high */
6236 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
6237 if (record_full_arch_list_add_mem (oaddr
, 2))
6241 /* 0xe340-0xe345 undefined */
6242 /* 0xe347-0xe34f undefined */
6243 /* 0xe352-0xe353 undefined */
6245 case 0xe35c: /* MFY - multiply */
6246 case 0xe396: /* ML - multiply logical */
6247 case 0xe397: /* DL - divide logical */
6248 /* 32-bit gpr pair destination */
6249 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6251 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
6255 /* 0xe35d undefined */
6256 /* 0xe360-0xe36f undefined */
6258 case 0xe372: /* STCY - store character */
6259 case 0xe3c3: /* STCH - store character high */
6260 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
6261 if (record_full_arch_list_add_mem (oaddr
, 1))
6265 /* 0xe374 undefined */
6267 case 0xe375: /* LAEY - load address extended */
6268 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6270 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[2]))
6274 /* 0xe37d-0xe37f undefined */
6275 /* 0xe383-0xe384 undefined */
6277 case 0xe385: /* LGAT - load and trap */
6278 case 0xe39c: /* LLGTAT - load logical thirty one bits and trap */
6279 case 0xe39d: /* LLGFAT - load logical and trap */
6280 case 0xe721: /* VLGV - vector load gr from vr element */
6281 /* 64-bit gpr destination + fpc for possible DXC write */
6282 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6284 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6288 /* 0xe38a-0xe38d undefined */
6289 /* 0xe392-0xe393 undefined */
6290 /* 0xe39a-0xe39b undefined */
6291 /* 0xe39e undefined */
6293 case 0xe39f: /* LAT - load and trap */
6294 /* 32-bit gpr destination + fpc for possible DXC write */
6295 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6297 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6301 /* 0xe3a0-0xe3bf undefined */
6303 case 0xe3c0: /* LBH - load byte high */
6304 case 0xe3c2: /* LLCH - load logical character high */
6305 case 0xe3c4: /* LHH - load halfword high */
6306 case 0xe3c6: /* LLHH - load logical halfword high */
6307 case 0xe3ca: /* LFH - load high */
6308 case 0xebe0: /* LOCFH - load high on condition */
6309 /* 32-bit high gpr destination */
6310 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
6314 /* 0xe3c1 undefined */
6315 /* 0xe3c5 undefined */
6317 case 0xe3c8: /* LFHAT - load high and trap */
6318 /* 32-bit high gpr destination + fpc for possible DXC write */
6319 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
6321 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6325 /* 0xe3c9 undefined */
6326 /* 0xe3cc undefined */
6327 /* 0xe3ce undefined */
6328 /* 0xe3d0-0xe3ff undefined */
6330 case 0xe700: /* VLEB - vector load element */
6331 case 0xe701: /* VLEH - vector load element */
6332 case 0xe702: /* VLEG - vector load element */
6333 case 0xe703: /* VLEF - vector load element */
6334 case 0xe704: /* VLLEZ - vector load logical element and zero */
6335 case 0xe705: /* VLREP - vector load and replicate */
6336 case 0xe706: /* VL - vector load */
6337 case 0xe707: /* VLBB - vector load to block bounduary */
6338 case 0xe712: /* VGEG - vector gather element */
6339 case 0xe713: /* VGEF - vector gather element */
6340 case 0xe722: /* VLVG - vector load vr element from gr */
6341 case 0xe730: /* VESL - vector element shift left */
6342 case 0xe733: /* VERLL - vector element rotate left logical */
6343 case 0xe737: /* VLL - vector load with length */
6344 case 0xe738: /* VESRL - vector element shift right logical */
6345 case 0xe73a: /* VESRA - vector element shift right arithmetic */
6346 case 0xe740: /* VLEIB - vector load element immediate */
6347 case 0xe741: /* VLEIH - vector load element immediate */
6348 case 0xe742: /* VLEIG - vector load element immediate */
6349 case 0xe743: /* VLEIF - vector load element immediate */
6350 case 0xe744: /* VGBM - vector generate byte mask */
6351 case 0xe745: /* VREPI - vector replicate immediate */
6352 case 0xe746: /* VGM - vector generate mask */
6353 case 0xe74d: /* VREP - vector replicate */
6354 case 0xe750: /* VPOPCT - vector population count */
6355 case 0xe752: /* VCTZ - vector count trailing zeros */
6356 case 0xe753: /* VCLZ - vector count leading zeros */
6357 case 0xe756: /* VLR - vector load */
6358 case 0xe75f: /* VSEG -vector sign extend to doubleword */
6359 case 0xe760: /* VMRL - vector merge low */
6360 case 0xe761: /* VMRH - vector merge high */
6361 case 0xe762: /* VLVGP - vector load vr from grs disjoint */
6362 case 0xe764: /* VSUM - vector sum across word */
6363 case 0xe765: /* VSUMG - vector sum across doubleword */
6364 case 0xe766: /* VCKSM - vector checksum */
6365 case 0xe767: /* VSUMQ - vector sum across quadword */
6366 case 0xe768: /* VN - vector and */
6367 case 0xe769: /* VNC - vector and with complement */
6368 case 0xe76a: /* VO - vector or */
6369 case 0xe76b: /* VNO - vector nor */
6370 case 0xe76d: /* VX - vector xor */
6371 case 0xe770: /* VESLV - vector element shift left */
6372 case 0xe772: /* VERIM - vector element rotate and insert under mask */
6373 case 0xe773: /* VERLLV - vector element rotate left logical */
6374 case 0xe774: /* VSL - vector shift left */
6375 case 0xe775: /* VSLB - vector shift left by byte */
6376 case 0xe777: /* VSLDB - vector shift left double by byte */
6377 case 0xe778: /* VESRLV - vector element shift right logical */
6378 case 0xe77a: /* VESRAV - vector element shift right arithmetic */
6379 case 0xe77c: /* VSRL - vector shift right logical */
6380 case 0xe77d: /* VSRLB - vector shift right logical by byte */
6381 case 0xe77e: /* VSRA - vector shift right arithmetic */
6382 case 0xe77f: /* VSRAB - vector shift right arithmetic by byte */
6383 case 0xe784: /* VPDI - vector permute doubleword immediate */
6384 case 0xe78c: /* VPERM - vector permute */
6385 case 0xe78d: /* VSEL - vector select */
6386 case 0xe78e: /* VFMS - vector fp multiply and subtract */
6387 case 0xe78f: /* VFMA - vector fp multiply and add */
6388 case 0xe794: /* VPK - vector pack */
6389 case 0xe7a1: /* VMLH - vector multiply logical high */
6390 case 0xe7a2: /* VML - vector multiply low */
6391 case 0xe7a3: /* VMH - vector multiply high */
6392 case 0xe7a4: /* VMLE - vector multiply logical even */
6393 case 0xe7a5: /* VMLO - vector multiply logical odd */
6394 case 0xe7a6: /* VME - vector multiply even */
6395 case 0xe7a7: /* VMO - vector multiply odd */
6396 case 0xe7a9: /* VMALH - vector multiply and add logical high */
6397 case 0xe7aa: /* VMAL - vector multiply and add low */
6398 case 0xe7ab: /* VMAH - vector multiply and add high */
6399 case 0xe7ac: /* VMALE - vector multiply and add logical even */
6400 case 0xe7ad: /* VMALO - vector multiply and add logical odd */
6401 case 0xe7ae: /* VMAE - vector multiply and add even */
6402 case 0xe7af: /* VMAO - vector multiply and add odd */
6403 case 0xe7b4: /* VGFM - vector Galois field multiply sum */
6404 case 0xe7b9: /* VACCC - vector add with carry compute carry */
6405 case 0xe7bb: /* VAC - vector add with carry */
6406 case 0xe7bc: /* VGFMA - vector Galois field multiply sum and accumulate */
6407 case 0xe7bd: /* VSBCBI - vector subtract with borrow compute borrow indication */
6408 case 0xe7bf: /* VSBI - vector subtract with borrow indication */
6409 case 0xe7c0: /* VCLGD - vector convert to logical 64-bit */
6410 case 0xe7c1: /* VCDLG - vector convert from logical 64-bit */
6411 case 0xe7c2: /* VCGD - vector convert to fixed 64-bit */
6412 case 0xe7c3: /* VCDG - vector convert from fixed 64-bit */
6413 case 0xe7c4: /* VLDE - vector fp load lengthened */
6414 case 0xe7c5: /* VLED - vector fp load rounded */
6415 case 0xe7c7: /* VFI - vector load fp integer */
6416 case 0xe7cc: /* VFPSO - vector fp perform sign operation */
6417 case 0xe7ce: /* VFSQ - vector fp square root */
6418 case 0xe7d4: /* VUPLL - vector unpack logical low */
6419 case 0xe7d6: /* VUPL - vector unpack low */
6420 case 0xe7d5: /* VUPLH - vector unpack logical high */
6421 case 0xe7d7: /* VUPH - vector unpack high */
6422 case 0xe7de: /* VLC - vector load complement */
6423 case 0xe7df: /* VLP - vector load positive */
6424 case 0xe7e2: /* VFA - vector fp subtract */
6425 case 0xe7e3: /* VFA - vector fp add */
6426 case 0xe7e5: /* VFD - vector fp divide */
6427 case 0xe7e7: /* VFM - vector fp multiply */
6428 case 0xe7f0: /* VAVGL - vector average logical */
6429 case 0xe7f1: /* VACC - vector add and compute carry */
6430 case 0xe7f2: /* VAVG - vector average */
6431 case 0xe7f3: /* VA - vector add */
6432 case 0xe7f5: /* VSCBI - vector subtract compute borrow indication */
6433 case 0xe7f7: /* VS - vector subtract */
6434 case 0xe7fc: /* VMNL - vector minimum logical */
6435 case 0xe7fd: /* VMXL - vector maximum logical */
6436 case 0xe7fe: /* VMN - vector minimum */
6437 case 0xe7ff: /* VMX - vector maximum */
6438 /* vector destination + FPC */
6439 if (s390_record_vr (gdbarch
, regcache
, ivec
[0]))
6441 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6445 case 0xe708: /* VSTEB - vector store element */
6446 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
6447 if (record_full_arch_list_add_mem (oaddr
, 1))
6449 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6453 case 0xe709: /* VSTEH - vector store element */
6454 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
6455 if (record_full_arch_list_add_mem (oaddr
, 2))
6457 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6461 case 0xe70a: /* VSTEG - vector store element */
6462 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
6463 if (record_full_arch_list_add_mem (oaddr
, 8))
6465 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6469 case 0xe70b: /* VSTEF - vector store element */
6470 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
6471 if (record_full_arch_list_add_mem (oaddr
, 4))
6473 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6477 /* 0xe70c-0xe70d undefined */
6479 case 0xe70e: /* VST - vector store */
6480 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
6481 if (record_full_arch_list_add_mem (oaddr
, 16))
6483 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6487 /* 0xe70f-0xe711 undefined */
6488 /* 0xe714-0xe719 undefined */
6490 case 0xe71a: /* VSCEG - vector scatter element */
6491 if (s390_record_calc_disp_vsce (gdbarch
, regcache
, ivec
[1], inib
[8], 8, insn
[1], 0, &oaddr
))
6493 if (record_full_arch_list_add_mem (oaddr
, 8))
6495 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6499 case 0xe71b: /* VSCEF - vector scatter element */
6500 if (s390_record_calc_disp_vsce (gdbarch
, regcache
, ivec
[1], inib
[8], 4, insn
[1], 0, &oaddr
))
6502 if (record_full_arch_list_add_mem (oaddr
, 4))
6504 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6508 /* 0xe71c-0xe720 undefined */
6509 /* 0xe723-0xe726 undefined */
6510 /* 0xe728-0xe72f undefined */
6511 /* 0xe731-0xe732 undefined */
6512 /* 0xe734-0xe735 undefined */
6514 case 0xe736: /* VLM - vector load multiple */
6515 for (i
= ivec
[0]; i
!= ivec
[1]; i
++, i
&= 0x1f)
6516 if (s390_record_vr (gdbarch
, regcache
, i
))
6518 if (s390_record_vr (gdbarch
, regcache
, ivec
[1]))
6520 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6524 /* 0xe739 undefined */
6525 /* 0xe73b-0xe73d undefined */
6527 case 0xe73e: /* VSTM - vector store multiple */
6528 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6529 if (ivec
[0] <= ivec
[1])
6530 n
= ivec
[1] - ivec
[0] + 1;
6532 n
= ivec
[1] + 0x20 - ivec
[0] + 1;
6533 if (record_full_arch_list_add_mem (oaddr
, n
* 16))
6535 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6539 case 0xe73f: /* VSTL - vector store with length */
6540 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6541 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[3], &tmp
);
6545 if (record_full_arch_list_add_mem (oaddr
, tmp
))
6547 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6551 /* 0xe747-0xe749 undefined */
6553 case 0xe74a: /* VFTCI - vector fp test data class immediate */
6554 case 0xe75c: /* VISTR - vector isolate string */
6555 case 0xe780: /* VFEE - vector find element equal */
6556 case 0xe781: /* VFENE - vector find element not equal */
6557 case 0xe782: /* VFA - vector find any element equal */
6558 case 0xe78a: /* VSTRC - vector string range compare */
6559 case 0xe795: /* VPKLS - vector pack logical saturate */
6560 case 0xe797: /* VPKS - vector pack saturate */
6561 case 0xe7e8: /* VFCE - vector fp compare equal */
6562 case 0xe7ea: /* VFCHE - vector fp compare high or equal */
6563 case 0xe7eb: /* VFCE - vector fp compare high */
6564 case 0xe7f8: /* VCEQ - vector compare equal */
6565 case 0xe7f9: /* VCHL - vector compare high logical */
6566 case 0xe7fb: /* VCH - vector compare high */
6567 /* vector destination + flags + FPC */
6568 if (s390_record_vr (gdbarch
, regcache
, ivec
[0]))
6570 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6572 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6576 /* 0xe74b-0xe74c undefined */
6577 /* 0xe74e-0xe74f undefined */
6578 /* 0xe751 undefined */
6579 /* 0xe754-0xe755 undefined */
6580 /* 0xe757-0xe75b undefined */
6581 /* 0xe75d-0xe75e undefined */
6582 /* 0xe763 undefined */
6583 /* 0xe76c undefined */
6584 /* 0xe76e-0xe76f undefined */
6585 /* 0xe771 undefined */
6586 /* 0xe776 undefined */
6587 /* 0xe779 undefined */
6588 /* 0xe77b undefined */
6589 /* 0xe783 undefined */
6590 /* 0xe785-0xe789 undefined */
6591 /* 0xe78b undefined */
6592 /* 0xe790-0xe793 undefined */
6593 /* 0xe796 undefined */
6594 /* 0xe798-0xe7a0 undefined */
6595 /* 0xe7a8 undefined */
6596 /* 0xe7b0-0xe7b3 undefined */
6597 /* 0xe7b5-0xe7b8 undefined */
6598 /* 0xe7ba undefined */
6599 /* 0xe7be undefined */
6600 /* 0xe7c6 undefined */
6601 /* 0xe7c8-0xe7c9 undefined */
6603 case 0xe7ca: /* WFK - vector fp compare and signal scalar */
6604 case 0xe7cb: /* WFC - vector fp compare scalar */
6605 case 0xe7d8: /* VTM - vector test under mask */
6606 case 0xe7d9: /* VECL - vector element compare logical */
6607 case 0xe7db: /* VEC - vector element compare */
6608 case 0xed08: /* KEB - compare and signal */
6609 case 0xed09: /* CEB - compare */
6610 case 0xed18: /* KDB - compare and signal */
6611 case 0xed19: /* CDB - compare */
6612 /* flags + fpc only */
6613 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6615 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6619 /* 0xe7cd undefined */
6620 /* 0xe7cf-0xe7d3 undefined */
6621 /* 0xe7da undefined */
6622 /* 0xe7dc-0xe7dd undefined */
6623 /* 0xe7e0-0xe7e1 undefined */
6624 /* 0xe7e4 undefined */
6625 /* 0xe7e6 undefined */
6626 /* 0xe7e9 undefined */
6627 /* 0xe7ec-0xe7ef undefined */
6628 /* 0xe7f4 undefined */
6629 /* 0xe7f6 undefined */
6630 /* 0xe7fa undefined */
6632 /* 0xeb00-0xeb03 undefined */
6634 case 0xeb04: /* LMG - load multiple */
6635 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
6636 if (s390_record_gpr_g (gdbarch
, regcache
, i
))
6638 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[3]))
6642 /* 0xeb05-0xeb09 undefined */
6643 /* 0xeb0e undefined */
6644 /* 0xeb0f privileged: TRACG */
6645 /* 0xeb10-0xeb13 undefined */
6647 case 0xeb14: /* CSY - compare and swap */
6648 case 0xebf4: /* LAN - load and and */
6649 case 0xebf6: /* LAO - load and or */
6650 case 0xebf7: /* LAX - load and xor */
6651 case 0xebf8: /* LAA - load and add */
6652 case 0xebfa: /* LAAL - load and add logical */
6653 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6654 if (record_full_arch_list_add_mem (oaddr
, 4))
6656 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6658 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6662 /* 0xeb15-0xeb1b undefined */
6663 /* 0xeb1e-0xeb1f undefined */
6664 /* 0xeb22 undefined */
6666 case 0xeb23: /* CLT - compare logical and trap */
6667 case 0xeb2b: /* CLGT - compare logical and trap */
6668 /* fpc only - including possible DXC write for trapping insns */
6669 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6673 case 0xeb24: /* STMG - store multiple */
6674 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6675 if (inib
[2] <= inib
[3])
6676 n
= inib
[3] - inib
[2] + 1;
6678 n
= inib
[3] + 0x10 - inib
[2] + 1;
6679 if (record_full_arch_list_add_mem (oaddr
, n
* 8))
6683 /* 0xeb25 privileged */
6685 case 0xeb26: /* STMH - store multiple high */
6686 case 0xeb90: /* STMY - store multiple */
6687 case 0xeb9b: /* STAMY - store access multiple */
6688 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6689 if (inib
[2] <= inib
[3])
6690 n
= inib
[3] - inib
[2] + 1;
6692 n
= inib
[3] + 0x10 - inib
[2] + 1;
6693 if (record_full_arch_list_add_mem (oaddr
, n
* 4))
6697 /* 0xeb27-0xeb2a undefined */
6699 case 0xeb2c: /* STCMH - store characters under mask */
6700 case 0xeb2d: /* STCMY - store characters under mask */
6701 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6702 if (record_full_arch_list_add_mem (oaddr
, s390_popcnt (inib
[3])))
6706 /* 0xeb2e undefined */
6707 /* 0xeb2f privileged */
6709 case 0xeb30: /* CSG - compare and swap */
6710 case 0xebe4: /* LANG - load and and */
6711 case 0xebe6: /* LAOG - load and or */
6712 case 0xebe7: /* LAXG - load and xor */
6713 case 0xebe8: /* LAAG - load and add */
6714 case 0xebea: /* LAALG - load and add logical */
6715 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6716 if (record_full_arch_list_add_mem (oaddr
, 8))
6718 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6720 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6724 case 0xeb31: /* CDSY - compare double and swap */
6725 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6726 if (record_full_arch_list_add_mem (oaddr
, 8))
6728 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6730 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
6732 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6736 /* 0xeb32-0xeb3d undefined */
6738 case 0xeb3e: /* CDSG - compare double and swap */
6739 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6740 if (record_full_arch_list_add_mem (oaddr
, 16))
6742 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6744 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2] | 1))
6746 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6750 /* 0xeb3f-0xeb43 undefined */
6751 /* 0xeb46-0xeb4b undefined */
6752 /* 0xeb4d-0xeb50 undefined */
6754 case 0xeb52: /* MVIY - move */
6755 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6756 if (record_full_arch_list_add_mem (oaddr
, 1))
6760 case 0xeb54: /* NIY - and */
6761 case 0xeb56: /* OIY - or */
6762 case 0xeb57: /* XIY - xor */
6763 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6764 if (record_full_arch_list_add_mem (oaddr
, 1))
6766 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6770 /* 0xeb53 undefined */
6771 /* 0xeb58-0xeb69 undefined */
6773 case 0xeb6a: /* ASI - add immediate */
6774 case 0xeb6e: /* ALSI - add immediate */
6775 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6776 if (record_full_arch_list_add_mem (oaddr
, 4))
6778 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6782 /* 0xeb6b-0xeb6d undefined */
6783 /* 0xeb6f-0xeb79 undefined */
6785 case 0xeb7a: /* AGSI - add immediate */
6786 case 0xeb7e: /* ALGSI - add immediate */
6787 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6788 if (record_full_arch_list_add_mem (oaddr
, 8))
6790 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6794 /* 0xeb7b-0xeb7d undefined */
6795 /* 0xeb7f undefined */
6797 case 0xeb80: /* ICMH - insert characters under mask */
6798 /* 32-bit high gpr destination + flags */
6799 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
6801 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6805 /* 0xeb82-0xeb8d undefined */
6807 case 0xeb8e: /* MVCLU - move long unicode [partial] */
6808 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
6809 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
6810 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1), &tmp
);
6811 if (record_full_arch_list_add_mem (oaddr
, tmp
))
6813 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6815 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
6817 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
6819 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
6821 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6825 case 0xeb8f: /* CLCLU - compare logical long unicode [partial] */
6826 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6828 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
6830 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
6832 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
6834 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6838 /* 0xeb91-0xeb95 undefined */
6840 case 0xeb96: /* LMH - load multiple high */
6841 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
6842 if (s390_record_gpr_h (gdbarch
, regcache
, i
))
6844 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[3]))
6848 /* 0xeb97 undefined */
6850 case 0xeb98: /* LMY - load multiple */
6851 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
6852 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
6854 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
6858 /* 0xeb99 undefined */
6860 case 0xeb9a: /* LAMY - load access multiple */
6861 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
6862 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ i
))
6864 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[3]))
6868 /* 0xeb9c-0xebbf undefined */
6869 /* 0xebc1-0xebdb undefined */
6870 /* 0xebe5 undefined */
6871 /* 0xebe9 undefined */
6872 /* 0xebeb-0xebf1 undefined */
6873 /* 0xebf5 undefined */
6874 /* 0xebf9 undefined */
6875 /* 0xebfb-0xebff undefined */
6877 /* 0xed00-0xed03 undefined */
6879 case 0xed04: /* LDEB - load lengthened */
6880 case 0xed0c: /* MDEB - multiply */
6881 case 0xed0d: /* DEB - divide */
6882 case 0xed14: /* SQEB - square root */
6883 case 0xed15: /* SQDB - square root */
6884 case 0xed17: /* MEEB - multiply */
6885 case 0xed1c: /* MDB - multiply */
6886 case 0xed1d: /* DDB - divide */
6887 /* float destination + fpc */
6888 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
6890 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6894 case 0xed05: /* LXDB - load lengthened */
6895 case 0xed06: /* LXEB - load lengthened */
6896 case 0xed07: /* MXDB - multiply */
6897 /* float pair destination + fpc */
6898 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
6900 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[2] | 2)))
6902 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6906 case 0xed0a: /* AEB - add */
6907 case 0xed0b: /* SEB - subtract */
6908 case 0xed1a: /* ADB - add */
6909 case 0xed1b: /* SDB - subtract */
6910 /* float destination + flags + fpc */
6911 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
6913 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6915 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6919 case 0xed0e: /* MAEB - multiply and add */
6920 case 0xed0f: /* MSEB - multiply and subtract */
6921 case 0xed1e: /* MADB - multiply and add */
6922 case 0xed1f: /* MSDB - multiply and subtract */
6923 case 0xed40: /* SLDT - shift significand left */
6924 case 0xed41: /* SRDT - shift significand right */
6925 case 0xedaa: /* CDZT - convert from zoned */
6926 case 0xedae: /* CDPT - convert from packed */
6927 /* float destination [RXF] + fpc */
6928 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[8]))
6930 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6934 /* 0xed13 undefined */
6935 /* 0xed16 undefined */
6936 /* 0xed20-0xed23 undefined */
6938 case 0xed24: /* LDE - load lengthened */
6939 case 0xed34: /* SQE - square root */
6940 case 0xed35: /* SQD - square root */
6941 case 0xed37: /* MEE - multiply */
6942 case 0xed64: /* LEY - load */
6943 case 0xed65: /* LDY - load */
6944 /* float destination */
6945 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
6949 case 0xed25: /* LXD - load lengthened */
6950 case 0xed26: /* LXE - load lengthened */
6951 /* float pair destination */
6952 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
6954 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[2] | 2)))
6958 /* 0xed27-0xed2d undefined */
6960 case 0xed2e: /* MAE - multiply and add */
6961 case 0xed2f: /* MSE - multiply and subtract */
6962 case 0xed38: /* MAYL - multiply and add unnormalized */
6963 case 0xed39: /* MYL - multiply unnormalized */
6964 case 0xed3c: /* MAYH - multiply and add unnormalized */
6965 case 0xed3d: /* MYH - multiply unnormalized */
6966 case 0xed3e: /* MAD - multiply and add */
6967 case 0xed3f: /* MSD - multiply and subtract */
6968 /* float destination [RXF] */
6969 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[8]))
6973 /* 0xed30-0xed33 undefined */
6974 /* 0xed36 undefined */
6976 case 0xed3a: /* MAY - multiply and add unnormalized */
6977 case 0xed3b: /* MY - multiply unnormalized */
6978 /* float pair destination [RXF] */
6979 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[8]))
6981 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[8] | 2)))
6985 /* 0xed42-0xed47 undefind */
6987 case 0xed48: /* SLXT - shift significand left */
6988 case 0xed49: /* SRXT - shift significand right */
6989 case 0xedab: /* CXZT - convert from zoned */
6990 case 0xedaf: /* CXPT - convert from packed */
6991 /* float pair destination [RXF] + fpc */
6992 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[8]))
6994 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[8] | 2)))
6996 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
7000 /* 0xed4a-0xed4f undefind */
7001 /* 0xed52-0xed53 undefind */
7002 /* 0xed56-0xed57 undefind */
7003 /* 0xed5a-0xed63 undefind */
7004 /* 0xed68-0xeda7 undefined */
7006 case 0xeda8: /* CZDT - convert to zoned */
7007 case 0xeda9: /* CZXT - convert to zoned */
7008 case 0xedac: /* CPDT - convert to packed */
7009 case 0xedad: /* CPXT - convert to packed */
7010 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7011 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
7013 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7017 /* 0xedb0-0xedff undefined */
7024 /* 0xe4 undefined */
7027 /* SSE/SIL-format instruction */
7030 /* 0xe500-0xe543 undefined, privileged, or unsupported */
7032 case 0xe544: /* MVHHI - move */
7033 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7034 if (record_full_arch_list_add_mem (oaddr
, 2))
7038 /* 0xe545-0xe547 undefined */
7040 case 0xe548: /* MVGHI - move */
7041 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7042 if (record_full_arch_list_add_mem (oaddr
, 8))
7046 /* 0xe549-0xe54b undefined */
7048 case 0xe54c: /* MVHI - move */
7049 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7050 if (record_full_arch_list_add_mem (oaddr
, 4))
7054 /* 0xe54d-0xe553 undefined */
7056 case 0xe554: /* CHHSI - compare halfword immediate */
7057 case 0xe555: /* CLHHSI - compare logical immediate */
7058 case 0xe558: /* CGHSI - compare halfword immediate */
7059 case 0xe559: /* CLGHSI - compare logical immediate */
7060 case 0xe55c: /* CHSI - compare halfword immediate */
7061 case 0xe55d: /* CLFHSI - compare logical immediate */
7062 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7066 /* 0xe556-0xe557 undefined */
7067 /* 0xe55a-0xe55b undefined */
7068 /* 0xe55e-0xe55f undefined */
7070 case 0xe560: /* TBEGIN - transaction begin */
7071 /* The transaction will be immediately aborted after this
7072 instruction, due to single-stepping. This instruction is
7073 only supported so that the program can fail a few times
7074 and go to the non-transactional fallback. */
7077 /* Transaction diagnostic block - user. */
7078 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7079 if (record_full_arch_list_add_mem (oaddr
, 256))
7082 /* Transaction diagnostic block - supervisor. */
7083 if (record_full_arch_list_add_reg (regcache
, S390_TDB_DWORD0_REGNUM
))
7085 if (record_full_arch_list_add_reg (regcache
, S390_TDB_ABORT_CODE_REGNUM
))
7087 if (record_full_arch_list_add_reg (regcache
, S390_TDB_CONFLICT_TOKEN_REGNUM
))
7089 if (record_full_arch_list_add_reg (regcache
, S390_TDB_ATIA_REGNUM
))
7091 for (i
= 0; i
< 16; i
++)
7092 if (record_full_arch_list_add_reg (regcache
, S390_TDB_R0_REGNUM
+ i
))
7095 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7099 /* 0xe561 unsupported: TBEGINC */
7100 /* 0xe562-0xe5ff undefined */
7107 /* 0xe6 undefined */
7110 /* RIE/RIS/RRS-format instruction */
7111 switch (ibyte
[0] << 8 | ibyte
[5])
7113 /* 0xec00-0xec41 undefined */
7115 case 0xec42: /* LOCHI - load halfword immediate on condition */
7116 case 0xec51: /* RISBLG - rotate then insert selected bits low */
7117 /* 32-bit or native gpr destination */
7118 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
7122 /* 0xec43 undefined */
7124 case 0xec44: /* BRXHG - branch relative on index high */
7125 case 0xec45: /* BRXLG - branch relative on index low or equal */
7126 case 0xec46: /* LOCGHI - load halfword immediate on condition */
7127 case 0xec59: /* RISBGN - rotate then insert selected bits */
7128 /* 64-bit gpr destination */
7129 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
7133 /* 0xec47-0xec4d undefined */
7135 case 0xec4e: /* LOCHHI - load halfword immediate on condition */
7136 case 0xec5d: /* RISBHG - rotate then insert selected bits high */
7137 /* 32-bit high gpr destination */
7138 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
7142 /* 0xec4f-0xec50 undefined */
7143 /* 0xec52-0xec53 undefined */
7145 case 0xec54: /* RNSBG - rotate then and selected bits */
7146 case 0xec55: /* RISBG - rotate then insert selected bits */
7147 case 0xec56: /* ROSBG - rotate then or selected bits */
7148 case 0xec57: /* RXSBG - rotate then xor selected bits */
7149 case 0xecd9: /* AGHIK - add immediate */
7150 case 0xecdb: /* ALGHSIK - add logical immediate */
7151 /* 64-bit gpr destination + flags */
7152 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
7154 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7158 /* 0xec58 undefined */
7159 /* 0xec5a-0xec5c undefined */
7160 /* 0xec5e-0xec63 undefined */
7162 case 0xec64: /* CGRJ - compare and branch relative */
7163 case 0xec65: /* CLGRJ - compare logical and branch relative */
7164 case 0xec76: /* CRJ - compare and branch relative */
7165 case 0xec77: /* CLRJ - compare logical and branch relative */
7166 case 0xec7c: /* CGIJ - compare immediate and branch relative */
7167 case 0xec7d: /* CLGIJ - compare logical immediate and branch relative */
7168 case 0xec7e: /* CIJ - compare immediate and branch relative */
7169 case 0xec7f: /* CLIJ - compare logical immediate and branch relative */
7170 case 0xece4: /* CGRB - compare and branch */
7171 case 0xece5: /* CLGRB - compare logical and branch */
7172 case 0xecf6: /* CRB - compare and branch */
7173 case 0xecf7: /* CLRB - compare logical and branch */
7174 case 0xecfc: /* CGIB - compare immediate and branch */
7175 case 0xecfd: /* CLGIB - compare logical immediate and branch */
7176 case 0xecfe: /* CIB - compare immediate and branch */
7177 case 0xecff: /* CLIB - compare logical immediate and branch */
7180 /* 0xec66-0xec6f undefined */
7182 case 0xec70: /* CGIT - compare immediate and trap */
7183 case 0xec71: /* CLGIT - compare logical immediate and trap */
7184 case 0xec72: /* CIT - compare immediate and trap */
7185 case 0xec73: /* CLFIT - compare logical immediate and trap */
7186 /* fpc only - including possible DXC write for trapping insns */
7187 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
7191 /* 0xec74-0xec75 undefined */
7192 /* 0xec78-0xec7b undefined */
7194 /* 0xec80-0xecd7 undefined */
7196 case 0xecd8: /* AHIK - add immediate */
7197 case 0xecda: /* ALHSIK - add logical immediate */
7198 /* 32-bit gpr destination + flags */
7199 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
7201 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7205 /* 0xecdc-0xece3 undefined */
7206 /* 0xece6-0xecf5 undefined */
7207 /* 0xecf8-0xecfb undefined */
7214 case 0xee: /* PLO - perform locked operation */
7215 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
7216 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7217 oaddr2
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[2], 0);
7220 uint8_t fc
= tmp
& 0xff;
7226 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
7229 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
7233 case 0x01: /* CLG */
7235 if (record_full_arch_list_add_mem (oaddr2
+ 0x08, 8))
7238 if (record_full_arch_list_add_mem (oaddr2
+ 0x28, 8))
7242 case 0x02: /* CLGR */
7244 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
7247 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[3]))
7251 case 0x03: /* CLX */
7253 if (record_full_arch_list_add_mem (oaddr2
+ 0x00, 16))
7256 if (record_full_arch_list_add_mem (oaddr2
+ 0x20, 16))
7260 case 0x08: /* DCS */
7262 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
7265 case 0x0c: /* CSST */
7267 if (record_full_arch_list_add_mem (oaddr2
, 4))
7271 case 0x14: /* CSTST */
7273 if (target_read_memory (oaddr2
+ 0x88, buf
, 8))
7275 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7276 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7277 if (record_full_arch_list_add_mem (oaddr3
, 4))
7280 case 0x10: /* CSDST */
7282 if (target_read_memory (oaddr2
+ 0x68, buf
, 8))
7284 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7285 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7286 if (record_full_arch_list_add_mem (oaddr3
, 4))
7289 if (target_read_memory (oaddr2
+ 0x48, buf
, 8))
7291 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7292 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7293 if (record_full_arch_list_add_mem (oaddr3
, 4))
7299 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
7302 if (record_full_arch_list_add_mem (oaddr
, 4))
7306 case 0x09: /* DCSG */
7308 if (record_full_arch_list_add_mem (oaddr2
+ 0x28, 8))
7312 case 0x15: /* CSTSTG */
7314 if (target_read_memory (oaddr2
+ 0x88, buf
, 8))
7316 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7317 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7318 if (record_full_arch_list_add_mem (oaddr3
, 8))
7321 case 0x11: /* CSDSTG */
7323 if (target_read_memory (oaddr2
+ 0x68, buf
, 8))
7325 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7326 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7327 if (record_full_arch_list_add_mem (oaddr3
, 8))
7330 case 0x0d: /* CSSTG */
7333 if (target_read_memory (oaddr2
+ 0x48, buf
, 8))
7335 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7336 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7337 if (record_full_arch_list_add_mem (oaddr3
, 8))
7340 case 0x05: /* CSG */
7342 if (record_full_arch_list_add_mem (oaddr2
+ 0x08, 8))
7345 if (record_full_arch_list_add_mem (oaddr
, 8))
7349 case 0x0a: /* DCSGR */
7351 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[3]))
7354 case 0x0e: /* CSSTGR */
7356 if (record_full_arch_list_add_mem (oaddr2
, 8))
7360 case 0x16: /* CSTSTGR */
7362 if (target_read_memory (oaddr2
+ 0x88, buf
, 8))
7364 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7365 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7366 if (record_full_arch_list_add_mem (oaddr3
, 8))
7369 case 0x12: /* CSDSTGR */
7371 if (target_read_memory (oaddr2
+ 0x68, buf
, 8))
7373 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7374 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7375 if (record_full_arch_list_add_mem (oaddr3
, 8))
7378 if (target_read_memory (oaddr2
+ 0x48, buf
, 8))
7380 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7381 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7382 if (record_full_arch_list_add_mem (oaddr3
, 8))
7385 case 0x06: /* CSGR */
7388 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
7391 if (record_full_arch_list_add_mem (oaddr
, 8))
7395 case 0x0b: /* DCSX */
7397 if (record_full_arch_list_add_mem (oaddr2
+ 0x20, 16))
7401 case 0x17: /* CSTSTX */
7403 if (target_read_memory (oaddr2
+ 0x88, buf
, 8))
7405 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7406 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7407 if (record_full_arch_list_add_mem (oaddr3
, 16))
7410 case 0x13: /* CSDSTX */
7412 if (target_read_memory (oaddr2
+ 0x68, buf
, 8))
7414 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7415 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7416 if (record_full_arch_list_add_mem (oaddr3
, 16))
7419 case 0x0f: /* CSSTX */
7422 if (target_read_memory (oaddr2
+ 0x48, buf
, 8))
7424 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
7425 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
7426 if (record_full_arch_list_add_mem (oaddr3
, 16))
7429 case 0x07: /* CSX */
7431 if (record_full_arch_list_add_mem (oaddr2
+ 0x00, 16))
7434 if (record_full_arch_list_add_mem (oaddr
, 16))
7439 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown PLO FC %02x at %s.\n",
7440 fc
, paddress (gdbarch
, addr
));
7444 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7448 case 0xef: /* LMD - load multiple disjoint */
7449 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
7450 if (s390_record_gpr_g (gdbarch
, regcache
, i
))
7452 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[3]))
7456 case 0xf0: /* SRP - shift and round decimal */
7457 case 0xf8: /* ZAP - zero and add */
7458 case 0xfa: /* AP - add decimal */
7459 case 0xfb: /* SP - subtract decimal */
7460 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7461 if (record_full_arch_list_add_mem (oaddr
, inib
[2] + 1))
7463 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7465 /* DXC may be written */
7466 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
7470 case 0xf1: /* MVO - move with offset */
7471 case 0xf2: /* PACK - pack */
7472 case 0xf3: /* UNPK - unpack */
7473 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7474 if (record_full_arch_list_add_mem (oaddr
, inib
[2] + 1))
7478 /* 0xf4-0xf7 undefined */
7480 case 0xf9: /* CP - compare decimal */
7481 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
7483 /* DXC may be written */
7484 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
7488 case 0xfc: /* MP - multiply decimal */
7489 case 0xfd: /* DP - divide decimal */
7490 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
7491 if (record_full_arch_list_add_mem (oaddr
, inib
[2] + 1))
7493 /* DXC may be written */
7494 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
7498 /* 0xfe-0xff undefined */
7502 fprintf_unfiltered (gdb_stdlog
, "Warning: Don't know how to record %04x "
7503 "at %s.\n", insn
[0], paddress (gdbarch
, addr
));
7507 if (record_full_arch_list_add_reg (regcache
, S390_PSWA_REGNUM
))
7509 if (record_full_arch_list_add_end ())
7514 /* Initialize linux_record_tdep if not initialized yet. */
7517 s390_init_linux_record_tdep (struct linux_record_tdep
*record_tdep
,
7518 enum s390_abi_kind abi
)
7520 /* These values are the size of the type that will be used in a system
7521 call. They are obtained from Linux Kernel source. */
7523 if (abi
== ABI_LINUX_ZSERIES
)
7525 record_tdep
->size_pointer
= 8;
7526 /* no _old_kernel_stat */
7527 record_tdep
->size_tms
= 32;
7528 record_tdep
->size_loff_t
= 8;
7529 record_tdep
->size_flock
= 32;
7530 record_tdep
->size_ustat
= 32;
7531 record_tdep
->size_old_sigaction
= 32;
7532 record_tdep
->size_old_sigset_t
= 8;
7533 record_tdep
->size_rlimit
= 16;
7534 record_tdep
->size_rusage
= 144;
7535 record_tdep
->size_timeval
= 16;
7536 record_tdep
->size_timezone
= 8;
7537 /* old_[ug]id_t never used */
7538 record_tdep
->size_fd_set
= 128;
7539 record_tdep
->size_old_dirent
= 280;
7540 record_tdep
->size_statfs
= 88;
7541 record_tdep
->size_statfs64
= 88;
7542 record_tdep
->size_sockaddr
= 16;
7543 record_tdep
->size_int
= 4;
7544 record_tdep
->size_long
= 8;
7545 record_tdep
->size_ulong
= 8;
7546 record_tdep
->size_msghdr
= 56;
7547 record_tdep
->size_itimerval
= 32;
7548 record_tdep
->size_stat
= 144;
7549 /* old_utsname unused */
7550 record_tdep
->size_sysinfo
= 112;
7551 record_tdep
->size_msqid_ds
= 120;
7552 record_tdep
->size_shmid_ds
= 112;
7553 record_tdep
->size_new_utsname
= 390;
7554 record_tdep
->size_timex
= 208;
7555 record_tdep
->size_mem_dqinfo
= 24;
7556 record_tdep
->size_if_dqblk
= 72;
7557 record_tdep
->size_fs_quota_stat
= 80;
7558 record_tdep
->size_timespec
= 16;
7559 record_tdep
->size_pollfd
= 8;
7560 record_tdep
->size_NFS_FHSIZE
= 32;
7561 record_tdep
->size_knfsd_fh
= 132;
7562 record_tdep
->size_TASK_COMM_LEN
= 16;
7563 record_tdep
->size_sigaction
= 32;
7564 record_tdep
->size_sigset_t
= 8;
7565 record_tdep
->size_siginfo_t
= 128;
7566 record_tdep
->size_cap_user_data_t
= 12;
7567 record_tdep
->size_stack_t
= 24;
7568 record_tdep
->size_off_t
= 8;
7570 record_tdep
->size_gid_t
= 4;
7571 record_tdep
->size_uid_t
= 4;
7572 record_tdep
->size_PAGE_SIZE
= 0x1000; /* 4KB */
7573 record_tdep
->size_flock64
= 32;
7574 record_tdep
->size_io_event
= 32;
7575 record_tdep
->size_iocb
= 64;
7576 record_tdep
->size_epoll_event
= 16;
7577 record_tdep
->size_itimerspec
= 32;
7578 record_tdep
->size_mq_attr
= 64;
7579 record_tdep
->size_termios
= 36;
7580 record_tdep
->size_termios2
= 44;
7581 record_tdep
->size_pid_t
= 4;
7582 record_tdep
->size_winsize
= 8;
7583 record_tdep
->size_serial_struct
= 72;
7584 record_tdep
->size_serial_icounter_struct
= 80;
7585 record_tdep
->size_size_t
= 8;
7586 record_tdep
->size_iovec
= 16;
7587 record_tdep
->size_time_t
= 8;
7589 else if (abi
== ABI_LINUX_S390
)
7591 record_tdep
->size_pointer
= 4;
7592 record_tdep
->size__old_kernel_stat
= 32;
7593 record_tdep
->size_tms
= 16;
7594 record_tdep
->size_loff_t
= 8;
7595 record_tdep
->size_flock
= 16;
7596 record_tdep
->size_ustat
= 20;
7597 record_tdep
->size_old_sigaction
= 16;
7598 record_tdep
->size_old_sigset_t
= 4;
7599 record_tdep
->size_rlimit
= 8;
7600 record_tdep
->size_rusage
= 72;
7601 record_tdep
->size_timeval
= 8;
7602 record_tdep
->size_timezone
= 8;
7603 record_tdep
->size_old_gid_t
= 2;
7604 record_tdep
->size_old_uid_t
= 2;
7605 record_tdep
->size_fd_set
= 128;
7606 record_tdep
->size_old_dirent
= 268;
7607 record_tdep
->size_statfs
= 64;
7608 record_tdep
->size_statfs64
= 88;
7609 record_tdep
->size_sockaddr
= 16;
7610 record_tdep
->size_int
= 4;
7611 record_tdep
->size_long
= 4;
7612 record_tdep
->size_ulong
= 4;
7613 record_tdep
->size_msghdr
= 28;
7614 record_tdep
->size_itimerval
= 16;
7615 record_tdep
->size_stat
= 64;
7616 /* old_utsname unused */
7617 record_tdep
->size_sysinfo
= 64;
7618 record_tdep
->size_msqid_ds
= 88;
7619 record_tdep
->size_shmid_ds
= 84;
7620 record_tdep
->size_new_utsname
= 390;
7621 record_tdep
->size_timex
= 128;
7622 record_tdep
->size_mem_dqinfo
= 24;
7623 record_tdep
->size_if_dqblk
= 72;
7624 record_tdep
->size_fs_quota_stat
= 80;
7625 record_tdep
->size_timespec
= 8;
7626 record_tdep
->size_pollfd
= 8;
7627 record_tdep
->size_NFS_FHSIZE
= 32;
7628 record_tdep
->size_knfsd_fh
= 132;
7629 record_tdep
->size_TASK_COMM_LEN
= 16;
7630 record_tdep
->size_sigaction
= 20;
7631 record_tdep
->size_sigset_t
= 8;
7632 record_tdep
->size_siginfo_t
= 128;
7633 record_tdep
->size_cap_user_data_t
= 12;
7634 record_tdep
->size_stack_t
= 12;
7635 record_tdep
->size_off_t
= 4;
7636 record_tdep
->size_stat64
= 104;
7637 record_tdep
->size_gid_t
= 4;
7638 record_tdep
->size_uid_t
= 4;
7639 record_tdep
->size_PAGE_SIZE
= 0x1000; /* 4KB */
7640 record_tdep
->size_flock64
= 32;
7641 record_tdep
->size_io_event
= 32;
7642 record_tdep
->size_iocb
= 64;
7643 record_tdep
->size_epoll_event
= 16;
7644 record_tdep
->size_itimerspec
= 16;
7645 record_tdep
->size_mq_attr
= 32;
7646 record_tdep
->size_termios
= 36;
7647 record_tdep
->size_termios2
= 44;
7648 record_tdep
->size_pid_t
= 4;
7649 record_tdep
->size_winsize
= 8;
7650 record_tdep
->size_serial_struct
= 60;
7651 record_tdep
->size_serial_icounter_struct
= 80;
7652 record_tdep
->size_size_t
= 4;
7653 record_tdep
->size_iovec
= 8;
7654 record_tdep
->size_time_t
= 4;
7657 /* These values are the second argument of system call "sys_fcntl"
7658 and "sys_fcntl64". They are obtained from Linux Kernel source. */
7659 record_tdep
->fcntl_F_GETLK
= 5;
7660 record_tdep
->fcntl_F_GETLK64
= 12;
7661 record_tdep
->fcntl_F_SETLK64
= 13;
7662 record_tdep
->fcntl_F_SETLKW64
= 14;
7664 record_tdep
->arg1
= S390_R2_REGNUM
;
7665 record_tdep
->arg2
= S390_R3_REGNUM
;
7666 record_tdep
->arg3
= S390_R4_REGNUM
;
7667 record_tdep
->arg4
= S390_R5_REGNUM
;
7668 record_tdep
->arg5
= S390_R6_REGNUM
;
7670 /* These values are the second argument of system call "sys_ioctl".
7671 They are obtained from Linux Kernel source.
7672 See arch/s390/include/uapi/asm/ioctls.h. */
7674 record_tdep
->ioctl_TCGETS
= 0x5401;
7675 record_tdep
->ioctl_TCSETS
= 0x5402;
7676 record_tdep
->ioctl_TCSETSW
= 0x5403;
7677 record_tdep
->ioctl_TCSETSF
= 0x5404;
7678 record_tdep
->ioctl_TCGETA
= 0x5405;
7679 record_tdep
->ioctl_TCSETA
= 0x5406;
7680 record_tdep
->ioctl_TCSETAW
= 0x5407;
7681 record_tdep
->ioctl_TCSETAF
= 0x5408;
7682 record_tdep
->ioctl_TCSBRK
= 0x5409;
7683 record_tdep
->ioctl_TCXONC
= 0x540a;
7684 record_tdep
->ioctl_TCFLSH
= 0x540b;
7685 record_tdep
->ioctl_TIOCEXCL
= 0x540c;
7686 record_tdep
->ioctl_TIOCNXCL
= 0x540d;
7687 record_tdep
->ioctl_TIOCSCTTY
= 0x540e;
7688 record_tdep
->ioctl_TIOCGPGRP
= 0x540f;
7689 record_tdep
->ioctl_TIOCSPGRP
= 0x5410;
7690 record_tdep
->ioctl_TIOCOUTQ
= 0x5411;
7691 record_tdep
->ioctl_TIOCSTI
= 0x5412;
7692 record_tdep
->ioctl_TIOCGWINSZ
= 0x5413;
7693 record_tdep
->ioctl_TIOCSWINSZ
= 0x5414;
7694 record_tdep
->ioctl_TIOCMGET
= 0x5415;
7695 record_tdep
->ioctl_TIOCMBIS
= 0x5416;
7696 record_tdep
->ioctl_TIOCMBIC
= 0x5417;
7697 record_tdep
->ioctl_TIOCMSET
= 0x5418;
7698 record_tdep
->ioctl_TIOCGSOFTCAR
= 0x5419;
7699 record_tdep
->ioctl_TIOCSSOFTCAR
= 0x541a;
7700 record_tdep
->ioctl_FIONREAD
= 0x541b;
7701 record_tdep
->ioctl_TIOCINQ
= 0x541b; /* alias */
7702 record_tdep
->ioctl_TIOCLINUX
= 0x541c;
7703 record_tdep
->ioctl_TIOCCONS
= 0x541d;
7704 record_tdep
->ioctl_TIOCGSERIAL
= 0x541e;
7705 record_tdep
->ioctl_TIOCSSERIAL
= 0x541f;
7706 record_tdep
->ioctl_TIOCPKT
= 0x5420;
7707 record_tdep
->ioctl_FIONBIO
= 0x5421;
7708 record_tdep
->ioctl_TIOCNOTTY
= 0x5422;
7709 record_tdep
->ioctl_TIOCSETD
= 0x5423;
7710 record_tdep
->ioctl_TIOCGETD
= 0x5424;
7711 record_tdep
->ioctl_TCSBRKP
= 0x5425;
7712 record_tdep
->ioctl_TIOCSBRK
= 0x5427;
7713 record_tdep
->ioctl_TIOCCBRK
= 0x5428;
7714 record_tdep
->ioctl_TIOCGSID
= 0x5429;
7715 record_tdep
->ioctl_TCGETS2
= 0x802c542a;
7716 record_tdep
->ioctl_TCSETS2
= 0x402c542b;
7717 record_tdep
->ioctl_TCSETSW2
= 0x402c542c;
7718 record_tdep
->ioctl_TCSETSF2
= 0x402c542d;
7719 record_tdep
->ioctl_TIOCGPTN
= 0x80045430;
7720 record_tdep
->ioctl_TIOCSPTLCK
= 0x40045431;
7721 record_tdep
->ioctl_FIONCLEX
= 0x5450;
7722 record_tdep
->ioctl_FIOCLEX
= 0x5451;
7723 record_tdep
->ioctl_FIOASYNC
= 0x5452;
7724 record_tdep
->ioctl_TIOCSERCONFIG
= 0x5453;
7725 record_tdep
->ioctl_TIOCSERGWILD
= 0x5454;
7726 record_tdep
->ioctl_TIOCSERSWILD
= 0x5455;
7727 record_tdep
->ioctl_TIOCGLCKTRMIOS
= 0x5456;
7728 record_tdep
->ioctl_TIOCSLCKTRMIOS
= 0x5457;
7729 record_tdep
->ioctl_TIOCSERGSTRUCT
= 0x5458;
7730 record_tdep
->ioctl_TIOCSERGETLSR
= 0x5459;
7731 record_tdep
->ioctl_TIOCSERGETMULTI
= 0x545a;
7732 record_tdep
->ioctl_TIOCSERSETMULTI
= 0x545b;
7733 record_tdep
->ioctl_TIOCMIWAIT
= 0x545c;
7734 record_tdep
->ioctl_TIOCGICOUNT
= 0x545d;
7735 record_tdep
->ioctl_FIOQSIZE
= 0x545e;
7738 /* Set up gdbarch struct. */
7740 static struct gdbarch
*
7741 s390_gdbarch_init (struct gdbarch_info info
, struct gdbarch_list
*arches
)
7743 const struct target_desc
*tdesc
= info
.target_desc
;
7744 struct tdesc_arch_data
*tdesc_data
= NULL
;
7745 struct gdbarch
*gdbarch
;
7746 struct gdbarch_tdep
*tdep
;
7747 enum s390_abi_kind tdep_abi
;
7748 enum s390_vector_abi_kind vector_abi
;
7750 int have_linux_v1
= 0;
7751 int have_linux_v2
= 0;
7754 int first_pseudo_reg
, last_pseudo_reg
;
7755 static const char *const stap_register_prefixes
[] = { "%", NULL
};
7756 static const char *const stap_register_indirection_prefixes
[] = { "(",
7758 static const char *const stap_register_indirection_suffixes
[] = { ")",
7761 /* Default ABI and register size. */
7762 switch (info
.bfd_arch_info
->mach
)
7764 case bfd_mach_s390_31
:
7765 tdep_abi
= ABI_LINUX_S390
;
7768 case bfd_mach_s390_64
:
7769 tdep_abi
= ABI_LINUX_ZSERIES
;
7776 /* Use default target description if none provided by the target. */
7777 if (!tdesc_has_registers (tdesc
))
7779 if (tdep_abi
== ABI_LINUX_S390
)
7780 tdesc
= tdesc_s390_linux32
;
7782 tdesc
= tdesc_s390x_linux64
;
7785 /* Check any target description for validity. */
7786 if (tdesc_has_registers (tdesc
))
7788 static const char *const gprs
[] = {
7789 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
7790 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
7792 static const char *const fprs
[] = {
7793 "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
7794 "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15"
7796 static const char *const acrs
[] = {
7797 "acr0", "acr1", "acr2", "acr3", "acr4", "acr5", "acr6", "acr7",
7798 "acr8", "acr9", "acr10", "acr11", "acr12", "acr13", "acr14", "acr15"
7800 static const char *const gprs_lower
[] = {
7801 "r0l", "r1l", "r2l", "r3l", "r4l", "r5l", "r6l", "r7l",
7802 "r8l", "r9l", "r10l", "r11l", "r12l", "r13l", "r14l", "r15l"
7804 static const char *const gprs_upper
[] = {
7805 "r0h", "r1h", "r2h", "r3h", "r4h", "r5h", "r6h", "r7h",
7806 "r8h", "r9h", "r10h", "r11h", "r12h", "r13h", "r14h", "r15h"
7808 static const char *const tdb_regs
[] = {
7809 "tdb0", "tac", "tct", "atia",
7810 "tr0", "tr1", "tr2", "tr3", "tr4", "tr5", "tr6", "tr7",
7811 "tr8", "tr9", "tr10", "tr11", "tr12", "tr13", "tr14", "tr15"
7813 static const char *const vxrs_low
[] = {
7814 "v0l", "v1l", "v2l", "v3l", "v4l", "v5l", "v6l", "v7l", "v8l",
7815 "v9l", "v10l", "v11l", "v12l", "v13l", "v14l", "v15l",
7817 static const char *const vxrs_high
[] = {
7818 "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "v24",
7819 "v25", "v26", "v27", "v28", "v29", "v30", "v31",
7821 const struct tdesc_feature
*feature
;
7824 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.core");
7825 if (feature
== NULL
)
7828 tdesc_data
= tdesc_data_alloc ();
7830 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7831 S390_PSWM_REGNUM
, "pswm");
7832 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7833 S390_PSWA_REGNUM
, "pswa");
7835 if (tdesc_unnumbered_register (feature
, "r0"))
7837 for (i
= 0; i
< 16; i
++)
7838 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7839 S390_R0_REGNUM
+ i
, gprs
[i
]);
7845 for (i
= 0; i
< 16; i
++)
7846 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7849 for (i
= 0; i
< 16; i
++)
7850 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7851 S390_R0_UPPER_REGNUM
+ i
,
7855 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.fpr");
7856 if (feature
== NULL
)
7858 tdesc_data_cleanup (tdesc_data
);
7862 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7863 S390_FPC_REGNUM
, "fpc");
7864 for (i
= 0; i
< 16; i
++)
7865 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7866 S390_F0_REGNUM
+ i
, fprs
[i
]);
7868 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.acr");
7869 if (feature
== NULL
)
7871 tdesc_data_cleanup (tdesc_data
);
7875 for (i
= 0; i
< 16; i
++)
7876 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7877 S390_A0_REGNUM
+ i
, acrs
[i
]);
7879 /* Optional GNU/Linux-specific "registers". */
7880 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.linux");
7883 tdesc_numbered_register (feature
, tdesc_data
,
7884 S390_ORIG_R2_REGNUM
, "orig_r2");
7886 if (tdesc_numbered_register (feature
, tdesc_data
,
7887 S390_LAST_BREAK_REGNUM
, "last_break"))
7890 if (tdesc_numbered_register (feature
, tdesc_data
,
7891 S390_SYSTEM_CALL_REGNUM
, "system_call"))
7894 if (have_linux_v2
> have_linux_v1
)
7898 /* Transaction diagnostic block. */
7899 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.tdb");
7902 for (i
= 0; i
< ARRAY_SIZE (tdb_regs
); i
++)
7903 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7904 S390_TDB_DWORD0_REGNUM
+ i
,
7909 /* Vector registers. */
7910 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.vx");
7913 for (i
= 0; i
< 16; i
++)
7914 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7915 S390_V0_LOWER_REGNUM
+ i
,
7917 for (i
= 0; i
< 16; i
++)
7918 valid_p
&= tdesc_numbered_register (feature
, tdesc_data
,
7919 S390_V16_REGNUM
+ i
,
7926 tdesc_data_cleanup (tdesc_data
);
7931 /* Determine vector ABI. */
7932 vector_abi
= S390_VECTOR_ABI_NONE
;
7935 && info
.abfd
!= NULL
7936 && info
.abfd
->format
== bfd_object
7937 && bfd_get_flavour (info
.abfd
) == bfd_target_elf_flavour
7938 && bfd_elf_get_obj_attr_int (info
.abfd
, OBJ_ATTR_GNU
,
7939 Tag_GNU_S390_ABI_Vector
) == 2)
7940 vector_abi
= S390_VECTOR_ABI_128
;
7943 /* Find a candidate among extant architectures. */
7944 for (arches
= gdbarch_list_lookup_by_info (arches
, &info
);
7946 arches
= gdbarch_list_lookup_by_info (arches
->next
, &info
))
7948 tdep
= gdbarch_tdep (arches
->gdbarch
);
7951 if (tdep
->abi
!= tdep_abi
)
7953 if (tdep
->vector_abi
!= vector_abi
)
7955 if ((tdep
->gpr_full_regnum
!= -1) != have_upper
)
7957 if (tdesc_data
!= NULL
)
7958 tdesc_data_cleanup (tdesc_data
);
7959 return arches
->gdbarch
;
7962 /* Otherwise create a new gdbarch for the specified machine type. */
7963 tdep
= XCNEW (struct gdbarch_tdep
);
7964 tdep
->abi
= tdep_abi
;
7965 tdep
->vector_abi
= vector_abi
;
7966 tdep
->have_linux_v1
= have_linux_v1
;
7967 tdep
->have_linux_v2
= have_linux_v2
;
7968 tdep
->have_tdb
= have_tdb
;
7969 gdbarch
= gdbarch_alloc (&info
, tdep
);
7971 set_gdbarch_believe_pcc_promotion (gdbarch
, 0);
7972 set_gdbarch_char_signed (gdbarch
, 0);
7974 /* S/390 GNU/Linux uses either 64-bit or 128-bit long doubles.
7975 We can safely let them default to 128-bit, since the debug info
7976 will give the size of type actually used in each case. */
7977 set_gdbarch_long_double_bit (gdbarch
, 128);
7978 set_gdbarch_long_double_format (gdbarch
, floatformats_ia64_quad
);
7980 /* Amount PC must be decremented by after a breakpoint. This is
7981 often the number of bytes returned by gdbarch_breakpoint_from_pc but not
7983 set_gdbarch_decr_pc_after_break (gdbarch
, 2);
7984 /* Stack grows downward. */
7985 set_gdbarch_inner_than (gdbarch
, core_addr_lessthan
);
7986 set_gdbarch_breakpoint_from_pc (gdbarch
, s390_breakpoint_from_pc
);
7987 set_gdbarch_software_single_step (gdbarch
, s390_software_single_step
);
7988 set_gdbarch_displaced_step_hw_singlestep (gdbarch
, s390_displaced_step_hw_singlestep
);
7989 set_gdbarch_skip_prologue (gdbarch
, s390_skip_prologue
);
7990 set_gdbarch_stack_frame_destroyed_p (gdbarch
, s390_stack_frame_destroyed_p
);
7992 set_gdbarch_num_regs (gdbarch
, S390_NUM_REGS
);
7993 set_gdbarch_sp_regnum (gdbarch
, S390_SP_REGNUM
);
7994 set_gdbarch_fp0_regnum (gdbarch
, S390_F0_REGNUM
);
7995 set_gdbarch_stab_reg_to_regnum (gdbarch
, s390_dwarf_reg_to_regnum
);
7996 set_gdbarch_dwarf2_reg_to_regnum (gdbarch
, s390_dwarf_reg_to_regnum
);
7997 set_gdbarch_value_from_register (gdbarch
, s390_value_from_register
);
7998 set_gdbarch_core_read_description (gdbarch
, s390_core_read_description
);
7999 set_gdbarch_iterate_over_regset_sections (gdbarch
,
8000 s390_iterate_over_regset_sections
);
8001 set_gdbarch_cannot_store_register (gdbarch
, s390_cannot_store_register
);
8002 set_gdbarch_write_pc (gdbarch
, s390_write_pc
);
8003 set_gdbarch_guess_tracepoint_registers (gdbarch
, s390_guess_tracepoint_registers
);
8004 set_gdbarch_pseudo_register_read (gdbarch
, s390_pseudo_register_read
);
8005 set_gdbarch_pseudo_register_write (gdbarch
, s390_pseudo_register_write
);
8006 set_tdesc_pseudo_register_name (gdbarch
, s390_pseudo_register_name
);
8007 set_tdesc_pseudo_register_type (gdbarch
, s390_pseudo_register_type
);
8008 set_tdesc_pseudo_register_reggroup_p (gdbarch
,
8009 s390_pseudo_register_reggroup_p
);
8010 set_gdbarch_ax_pseudo_register_collect (gdbarch
,
8011 s390_ax_pseudo_register_collect
);
8012 set_gdbarch_ax_pseudo_register_push_stack
8013 (gdbarch
, s390_ax_pseudo_register_push_stack
);
8014 set_gdbarch_gen_return_address (gdbarch
, s390_gen_return_address
);
8015 tdesc_use_registers (gdbarch
, tdesc
, tdesc_data
);
8016 set_gdbarch_register_name (gdbarch
, s390_register_name
);
8018 /* Assign pseudo register numbers. */
8019 first_pseudo_reg
= gdbarch_num_regs (gdbarch
);
8020 last_pseudo_reg
= first_pseudo_reg
;
8021 tdep
->gpr_full_regnum
= -1;
8024 tdep
->gpr_full_regnum
= last_pseudo_reg
;
8025 last_pseudo_reg
+= 16;
8027 tdep
->v0_full_regnum
= -1;
8030 tdep
->v0_full_regnum
= last_pseudo_reg
;
8031 last_pseudo_reg
+= 16;
8033 tdep
->pc_regnum
= last_pseudo_reg
++;
8034 tdep
->cc_regnum
= last_pseudo_reg
++;
8035 set_gdbarch_pc_regnum (gdbarch
, tdep
->pc_regnum
);
8036 set_gdbarch_num_pseudo_regs (gdbarch
, last_pseudo_reg
- first_pseudo_reg
);
8038 /* Inferior function calls. */
8039 set_gdbarch_push_dummy_call (gdbarch
, s390_push_dummy_call
);
8040 set_gdbarch_dummy_id (gdbarch
, s390_dummy_id
);
8041 set_gdbarch_frame_align (gdbarch
, s390_frame_align
);
8042 set_gdbarch_return_value (gdbarch
, s390_return_value
);
8044 /* Syscall handling. */
8045 set_gdbarch_get_syscall_number (gdbarch
, s390_linux_get_syscall_number
);
8047 /* Frame handling. */
8048 dwarf2_frame_set_init_reg (gdbarch
, s390_dwarf2_frame_init_reg
);
8049 dwarf2_frame_set_adjust_regnum (gdbarch
, s390_adjust_frame_regnum
);
8050 dwarf2_append_unwinders (gdbarch
);
8051 frame_base_append_sniffer (gdbarch
, dwarf2_frame_base_sniffer
);
8052 frame_unwind_append_unwinder (gdbarch
, &s390_stub_frame_unwind
);
8053 frame_unwind_append_unwinder (gdbarch
, &s390_sigtramp_frame_unwind
);
8054 frame_unwind_append_unwinder (gdbarch
, &s390_frame_unwind
);
8055 frame_base_set_default (gdbarch
, &s390_frame_base
);
8056 set_gdbarch_unwind_pc (gdbarch
, s390_unwind_pc
);
8057 set_gdbarch_unwind_sp (gdbarch
, s390_unwind_sp
);
8059 /* Displaced stepping. */
8060 set_gdbarch_displaced_step_copy_insn (gdbarch
,
8061 s390_displaced_step_copy_insn
);
8062 set_gdbarch_displaced_step_fixup (gdbarch
, s390_displaced_step_fixup
);
8063 set_gdbarch_displaced_step_free_closure (gdbarch
,
8064 simple_displaced_step_free_closure
);
8065 set_gdbarch_displaced_step_location (gdbarch
, linux_displaced_step_location
);
8066 set_gdbarch_max_insn_length (gdbarch
, S390_MAX_INSTR_SIZE
);
8068 /* Note that GNU/Linux is the only OS supported on this
8070 linux_init_abi (info
, gdbarch
);
8074 case ABI_LINUX_S390
:
8075 set_gdbarch_addr_bits_remove (gdbarch
, s390_addr_bits_remove
);
8076 set_solib_svr4_fetch_link_map_offsets
8077 (gdbarch
, svr4_ilp32_fetch_link_map_offsets
);
8079 set_xml_syscall_file_name (gdbarch
, XML_SYSCALL_FILENAME_S390
);
8082 case ABI_LINUX_ZSERIES
:
8083 set_gdbarch_long_bit (gdbarch
, 64);
8084 set_gdbarch_long_long_bit (gdbarch
, 64);
8085 set_gdbarch_ptr_bit (gdbarch
, 64);
8086 set_solib_svr4_fetch_link_map_offsets
8087 (gdbarch
, svr4_lp64_fetch_link_map_offsets
);
8088 set_gdbarch_address_class_type_flags (gdbarch
,
8089 s390_address_class_type_flags
);
8090 set_gdbarch_address_class_type_flags_to_name (gdbarch
,
8091 s390_address_class_type_flags_to_name
);
8092 set_gdbarch_address_class_name_to_type_flags (gdbarch
,
8093 s390_address_class_name_to_type_flags
);
8094 set_xml_syscall_file_name (gdbarch
, XML_SYSCALL_FILENAME_S390X
);
8098 set_gdbarch_print_insn (gdbarch
, print_insn_s390
);
8100 set_gdbarch_skip_trampoline_code (gdbarch
, find_solib_trampoline_target
);
8102 /* Enable TLS support. */
8103 set_gdbarch_fetch_tls_load_module_address (gdbarch
,
8104 svr4_fetch_objfile_link_map
);
8106 /* SystemTap functions. */
8107 set_gdbarch_stap_register_prefixes (gdbarch
, stap_register_prefixes
);
8108 set_gdbarch_stap_register_indirection_prefixes (gdbarch
,
8109 stap_register_indirection_prefixes
);
8110 set_gdbarch_stap_register_indirection_suffixes (gdbarch
,
8111 stap_register_indirection_suffixes
);
8112 set_gdbarch_stap_is_single_operand (gdbarch
, s390_stap_is_single_operand
);
8113 set_gdbarch_gcc_target_options (gdbarch
, s390_gcc_target_options
);
8114 set_gdbarch_gnu_triplet_regexp (gdbarch
, s390_gnu_triplet_regexp
);
8116 /* Support reverse debugging. */
8118 set_gdbarch_process_record (gdbarch
, s390_process_record
);
8119 set_gdbarch_process_record_signal (gdbarch
, s390_linux_record_signal
);
8121 s390_init_linux_record_tdep (&s390_linux_record_tdep
, ABI_LINUX_S390
);
8122 s390_init_linux_record_tdep (&s390x_linux_record_tdep
, ABI_LINUX_ZSERIES
);
8128 extern initialize_file_ftype _initialize_s390_tdep
; /* -Wmissing-prototypes */
8131 _initialize_s390_tdep (void)
8133 /* Hook us into the gdbarch mechanism. */
8134 register_gdbarch_init (bfd_arch_s390
, s390_gdbarch_init
);
8136 /* Initialize the GNU/Linux target descriptions. */
8137 initialize_tdesc_s390_linux32 ();
8138 initialize_tdesc_s390_linux32v1 ();
8139 initialize_tdesc_s390_linux32v2 ();
8140 initialize_tdesc_s390_linux64 ();
8141 initialize_tdesc_s390_linux64v1 ();
8142 initialize_tdesc_s390_linux64v2 ();
8143 initialize_tdesc_s390_te_linux64 ();
8144 initialize_tdesc_s390_vx_linux64 ();
8145 initialize_tdesc_s390_tevx_linux64 ();
8146 initialize_tdesc_s390x_linux64 ();
8147 initialize_tdesc_s390x_linux64v1 ();
8148 initialize_tdesc_s390x_linux64v2 ();
8149 initialize_tdesc_s390x_te_linux64 ();
8150 initialize_tdesc_s390x_vx_linux64 ();
8151 initialize_tdesc_s390x_tevx_linux64 ();