1 /* Target-dependent code for s390.
3 Copyright (C) 2001-2020 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
22 #include "arch-utils.h"
24 #include "dwarf2/frame.h"
27 #include "frame-base.h"
28 #include "frame-unwind.h"
32 #include "linux-tdep.h"
35 #include "record-full.h"
37 #include "reggroups.h"
38 #include "s390-tdep.h"
39 #include "target-descriptions.h"
40 #include "trad-frame.h"
43 #include "features/s390-linux32.c"
44 #include "features/s390x-linux64.c"
46 /* Holds the current set of options to be passed to the disassembler. */
47 static char *s390_disassembler_options
;
51 constexpr gdb_byte s390_break_insn
[] = { 0x0, 0x1 };
53 typedef BP_MANIPULATION (s390_break_insn
) s390_breakpoint
;
57 /* Implement the gdbarch type alignment method. */
60 s390_type_align (gdbarch
*gdbarch
, struct type
*t
)
62 t
= check_typedef (t
);
64 if (TYPE_LENGTH (t
) > 8)
74 case TYPE_CODE_DECFLOAT
:
86 /* Decoding S/390 instructions. */
88 /* Read a single instruction from address AT. */
91 s390_readinstruction (bfd_byte instr
[], CORE_ADDR at
)
93 static int s390_instrlen
[] = { 2, 4, 4, 6 };
96 if (target_read_memory (at
, &instr
[0], 2))
98 instrlen
= s390_instrlen
[instr
[0] >> 6];
101 if (target_read_memory (at
+ 2, &instr
[2], instrlen
- 2))
107 /* The functions below are for recognizing and decoding S/390
108 instructions of various formats. Each of them checks whether INSN
109 is an instruction of the given format, with the specified opcodes.
110 If it is, it sets the remaining arguments to the values of the
111 instruction's fields, and returns a non-zero value; otherwise, it
114 These functions' arguments appear in the order they appear in the
115 instruction, not in the machine-language form. So, opcodes always
116 come first, even though they're sometimes scattered around the
117 instructions. And displacements appear before base and extension
118 registers, as they do in the assembly syntax, not at the end, as
119 they do in the machine language.
121 Test for RI instruction format. */
124 is_ri (bfd_byte
*insn
, int op1
, int op2
, unsigned int *r1
, int *i2
)
126 if (insn
[0] == op1
&& (insn
[1] & 0xf) == op2
)
128 *r1
= (insn
[1] >> 4) & 0xf;
129 /* i2 is a 16-bit signed quantity. */
130 *i2
= (((insn
[2] << 8) | insn
[3]) ^ 0x8000) - 0x8000;
137 /* Test for RIL instruction format. See comment on is_ri for details. */
140 is_ril (bfd_byte
*insn
, int op1
, int op2
,
141 unsigned int *r1
, int *i2
)
143 if (insn
[0] == op1
&& (insn
[1] & 0xf) == op2
)
145 *r1
= (insn
[1] >> 4) & 0xf;
146 /* i2 is a signed quantity. If the host 'int' is 32 bits long,
147 no sign extension is necessary, but we don't want to assume
149 *i2
= (((insn
[2] << 24)
152 | (insn
[5])) ^ 0x80000000) - 0x80000000;
159 /* Test for RR instruction format. See comment on is_ri for details. */
162 is_rr (bfd_byte
*insn
, int op
, unsigned int *r1
, unsigned int *r2
)
166 *r1
= (insn
[1] >> 4) & 0xf;
174 /* Test for RRE instruction format. See comment on is_ri for details. */
177 is_rre (bfd_byte
*insn
, int op
, unsigned int *r1
, unsigned int *r2
)
179 if (((insn
[0] << 8) | insn
[1]) == op
)
181 /* Yes, insn[3]. insn[2] is unused in RRE format. */
182 *r1
= (insn
[3] >> 4) & 0xf;
190 /* Test for RS instruction format. See comment on is_ri for details. */
193 is_rs (bfd_byte
*insn
, int op
,
194 unsigned int *r1
, unsigned int *r3
, int *d2
, unsigned int *b2
)
198 *r1
= (insn
[1] >> 4) & 0xf;
200 *b2
= (insn
[2] >> 4) & 0xf;
201 *d2
= ((insn
[2] & 0xf) << 8) | insn
[3];
208 /* Test for RSY instruction format. See comment on is_ri for details. */
211 is_rsy (bfd_byte
*insn
, int op1
, int op2
,
212 unsigned int *r1
, unsigned int *r3
, int *d2
, unsigned int *b2
)
217 *r1
= (insn
[1] >> 4) & 0xf;
219 *b2
= (insn
[2] >> 4) & 0xf;
220 /* The 'long displacement' is a 20-bit signed integer. */
221 *d2
= ((((insn
[2] & 0xf) << 8) | insn
[3] | (insn
[4] << 12))
222 ^ 0x80000) - 0x80000;
229 /* Test for RX instruction format. See comment on is_ri for details. */
232 is_rx (bfd_byte
*insn
, int op
,
233 unsigned int *r1
, int *d2
, unsigned int *x2
, unsigned int *b2
)
237 *r1
= (insn
[1] >> 4) & 0xf;
239 *b2
= (insn
[2] >> 4) & 0xf;
240 *d2
= ((insn
[2] & 0xf) << 8) | insn
[3];
247 /* Test for RXY instruction format. See comment on is_ri for details. */
250 is_rxy (bfd_byte
*insn
, int op1
, int op2
,
251 unsigned int *r1
, int *d2
, unsigned int *x2
, unsigned int *b2
)
256 *r1
= (insn
[1] >> 4) & 0xf;
258 *b2
= (insn
[2] >> 4) & 0xf;
259 /* The 'long displacement' is a 20-bit signed integer. */
260 *d2
= ((((insn
[2] & 0xf) << 8) | insn
[3] | (insn
[4] << 12))
261 ^ 0x80000) - 0x80000;
268 /* A helper for s390_software_single_step, decides if an instruction
269 is a partial-execution instruction that needs to be executed until
270 completion when in record mode. If it is, returns 1 and writes
271 instruction length to a pointer. */
274 s390_is_partial_instruction (struct gdbarch
*gdbarch
, CORE_ADDR loc
, int *len
)
276 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
279 insn
= read_memory_integer (loc
, 2, byte_order
);
283 case 0xa8: /* MVCLE */
289 insn
= read_memory_integer (loc
+ 4, 2, byte_order
);
290 if ((insn
& 0xff) == 0x8e)
302 case 0xb255: /* MVST */
303 case 0xb263: /* CMPSC */
304 case 0xb2a5: /* TRE */
305 case 0xb2a6: /* CU21 */
306 case 0xb2a7: /* CU12 */
307 case 0xb9b0: /* CU14 */
308 case 0xb9b1: /* CU24 */
309 case 0xb9b2: /* CU41 */
310 case 0xb9b3: /* CU42 */
311 case 0xb92a: /* KMF */
312 case 0xb92b: /* KMO */
313 case 0xb92f: /* KMC */
314 case 0xb92d: /* KMCTR */
315 case 0xb92e: /* KM */
316 case 0xb93c: /* PPNO */
317 case 0xb990: /* TRTT */
318 case 0xb991: /* TRTO */
319 case 0xb992: /* TROT */
320 case 0xb993: /* TROO */
328 /* Implement the "software_single_step" gdbarch method, needed to single step
329 through instructions like MVCLE in record mode, to make sure they are
330 executed to completion. Without that, record will save the full length
331 of destination buffer on every iteration, even though the CPU will only
332 process about 4kiB of it each time, leading to O(n**2) memory and time
335 static std::vector
<CORE_ADDR
>
336 s390_software_single_step (struct regcache
*regcache
)
338 struct gdbarch
*gdbarch
= regcache
->arch ();
339 CORE_ADDR loc
= regcache_read_pc (regcache
);
340 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
344 /* Special handling only if recording. */
345 if (!record_full_is_used ())
348 /* First, match a partial instruction. */
349 if (!s390_is_partial_instruction (gdbarch
, loc
, &len
))
354 /* Second, look for a branch back to it. */
355 insn
= read_memory_integer (loc
, 2, byte_order
);
356 if (insn
!= 0xa714) /* BRC with mask 1 */
359 insn
= read_memory_integer (loc
+ 2, 2, byte_order
);
360 if (insn
!= (uint16_t) -(len
/ 2))
365 /* Found it, step past the whole thing. */
369 /* Displaced stepping. */
371 /* Return true if INSN is a non-branch RIL-b or RIL-c format
375 is_non_branch_ril (gdb_byte
*insn
)
377 gdb_byte op1
= insn
[0];
381 gdb_byte op2
= insn
[1] & 0x0f;
385 case 0x02: /* llhrl */
386 case 0x04: /* lghrl */
387 case 0x05: /* lhrl */
388 case 0x06: /* llghrl */
389 case 0x07: /* sthrl */
390 case 0x08: /* lgrl */
391 case 0x0b: /* stgrl */
392 case 0x0c: /* lgfrl */
394 case 0x0e: /* llgfrl */
395 case 0x0f: /* strl */
399 else if (op1
== 0xc6)
401 gdb_byte op2
= insn
[1] & 0x0f;
405 case 0x00: /* exrl */
406 case 0x02: /* pfdrl */
407 case 0x04: /* cghrl */
408 case 0x05: /* chrl */
409 case 0x06: /* clghrl */
410 case 0x07: /* clhrl */
411 case 0x08: /* cgrl */
412 case 0x0a: /* clgrl */
413 case 0x0c: /* cgfrl */
415 case 0x0e: /* clgfrl */
416 case 0x0f: /* clrl */
424 typedef buf_displaced_step_closure s390_displaced_step_closure
;
426 /* Implementation of gdbarch_displaced_step_copy_insn. */
428 static displaced_step_closure_up
429 s390_displaced_step_copy_insn (struct gdbarch
*gdbarch
,
430 CORE_ADDR from
, CORE_ADDR to
,
431 struct regcache
*regs
)
433 size_t len
= gdbarch_max_insn_length (gdbarch
);
434 std::unique_ptr
<s390_displaced_step_closure
> closure
435 (new s390_displaced_step_closure (len
));
436 gdb_byte
*buf
= closure
->buf
.data ();
438 read_memory (from
, buf
, len
);
440 /* Adjust the displacement field of PC-relative RIL instructions,
441 except branches. The latter are handled in the fixup hook. */
442 if (is_non_branch_ril (buf
))
446 offset
= extract_signed_integer (buf
+ 2, 4, BFD_ENDIAN_BIG
);
447 offset
= (from
- to
+ offset
* 2) / 2;
449 /* If the instruction is too far from the jump pad, punt. This
450 will usually happen with instructions in shared libraries.
451 We could probably support these by rewriting them to be
452 absolute or fully emulating them. */
453 if (offset
< INT32_MIN
|| offset
> INT32_MAX
)
455 /* Let the core fall back to stepping over the breakpoint
459 fprintf_unfiltered (gdb_stdlog
,
460 "displaced: can't displaced step "
461 "RIL instruction: offset %s out of range\n",
468 store_signed_integer (buf
+ 2, 4, BFD_ENDIAN_BIG
, offset
);
471 write_memory (to
, buf
, len
);
475 fprintf_unfiltered (gdb_stdlog
, "displaced: copy %s->%s: ",
476 paddress (gdbarch
, from
), paddress (gdbarch
, to
));
477 displaced_step_dump_bytes (gdb_stdlog
, buf
, len
);
480 /* This is a work around for a problem with g++ 4.8. */
481 return displaced_step_closure_up (closure
.release ());
484 /* Fix up the state of registers and memory after having single-stepped
485 a displaced instruction. */
488 s390_displaced_step_fixup (struct gdbarch
*gdbarch
,
489 struct displaced_step_closure
*closure_
,
490 CORE_ADDR from
, CORE_ADDR to
,
491 struct regcache
*regs
)
493 /* Our closure is a copy of the instruction. */
494 s390_displaced_step_closure
*closure
495 = (s390_displaced_step_closure
*) closure_
;
496 gdb_byte
*insn
= closure
->buf
.data ();
497 static int s390_instrlen
[] = { 2, 4, 4, 6 };
498 int insnlen
= s390_instrlen
[insn
[0] >> 6];
500 /* Fields for various kinds of instructions. */
501 unsigned int b2
, r1
, r2
, x2
, r3
;
504 /* Get current PC and addressing mode bit. */
505 CORE_ADDR pc
= regcache_read_pc (regs
);
508 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
510 regcache_cooked_read_unsigned (regs
, S390_PSWA_REGNUM
, &amode
);
515 fprintf_unfiltered (gdb_stdlog
,
516 "displaced: (s390) fixup (%s, %s) pc %s len %d amode 0x%x\n",
517 paddress (gdbarch
, from
), paddress (gdbarch
, to
),
518 paddress (gdbarch
, pc
), insnlen
, (int) amode
);
520 /* Handle absolute branch and save instructions. */
521 int op_basr_p
= is_rr (insn
, op_basr
, &r1
, &r2
);
523 || is_rx (insn
, op_bas
, &r1
, &d2
, &x2
, &b2
))
525 /* Recompute saved return address in R1. */
526 regcache_cooked_write_unsigned (regs
, S390_R0_REGNUM
+ r1
,
527 amode
| (from
+ insnlen
));
528 /* Update PC iff the instruction doesn't actually branch. */
529 if (op_basr_p
&& r2
== 0)
530 regcache_write_pc (regs
, from
+ insnlen
);
533 /* Handle absolute branch instructions. */
534 else if (is_rr (insn
, op_bcr
, &r1
, &r2
)
535 || is_rx (insn
, op_bc
, &r1
, &d2
, &x2
, &b2
)
536 || is_rr (insn
, op_bctr
, &r1
, &r2
)
537 || is_rre (insn
, op_bctgr
, &r1
, &r2
)
538 || is_rx (insn
, op_bct
, &r1
, &d2
, &x2
, &b2
)
539 || is_rxy (insn
, op1_bctg
, op2_brctg
, &r1
, &d2
, &x2
, &b2
)
540 || is_rs (insn
, op_bxh
, &r1
, &r3
, &d2
, &b2
)
541 || is_rsy (insn
, op1_bxhg
, op2_bxhg
, &r1
, &r3
, &d2
, &b2
)
542 || is_rs (insn
, op_bxle
, &r1
, &r3
, &d2
, &b2
)
543 || is_rsy (insn
, op1_bxleg
, op2_bxleg
, &r1
, &r3
, &d2
, &b2
))
545 /* Update PC iff branch was *not* taken. */
546 if (pc
== to
+ insnlen
)
547 regcache_write_pc (regs
, from
+ insnlen
);
550 /* Handle PC-relative branch and save instructions. */
551 else if (is_ri (insn
, op1_bras
, op2_bras
, &r1
, &i2
)
552 || is_ril (insn
, op1_brasl
, op2_brasl
, &r1
, &i2
))
555 regcache_write_pc (regs
, pc
- to
+ from
);
556 /* Recompute saved return address in R1. */
557 regcache_cooked_write_unsigned (regs
, S390_R0_REGNUM
+ r1
,
558 amode
| (from
+ insnlen
));
561 /* Handle LOAD ADDRESS RELATIVE LONG. */
562 else if (is_ril (insn
, op1_larl
, op2_larl
, &r1
, &i2
))
565 regcache_write_pc (regs
, from
+ insnlen
);
566 /* Recompute output address in R1. */
567 regcache_cooked_write_unsigned (regs
, S390_R0_REGNUM
+ r1
,
568 amode
| (from
+ i2
* 2));
571 /* If we executed a breakpoint instruction, point PC right back at it. */
572 else if (insn
[0] == 0x0 && insn
[1] == 0x1)
573 regcache_write_pc (regs
, from
);
575 /* For any other insn, adjust PC by negated displacement. PC then
576 points right after the original instruction, except for PC-relative
577 branches, where it points to the adjusted branch target. */
579 regcache_write_pc (regs
, pc
- to
+ from
);
582 fprintf_unfiltered (gdb_stdlog
,
583 "displaced: (s390) pc is now %s\n",
584 paddress (gdbarch
, regcache_read_pc (regs
)));
587 /* Implement displaced_step_hw_singlestep gdbarch method. */
590 s390_displaced_step_hw_singlestep (struct gdbarch
*gdbarch
,
591 struct displaced_step_closure
*closure
)
596 /* Prologue analysis. */
598 struct s390_prologue_data
{
601 struct pv_area
*stack
;
603 /* The size and byte-order of a GPR or FPR. */
606 enum bfd_endian byte_order
;
608 /* The general-purpose registers. */
609 pv_t gpr
[S390_NUM_GPRS
];
611 /* The floating-point registers. */
612 pv_t fpr
[S390_NUM_FPRS
];
614 /* The offset relative to the CFA where the incoming GPR N was saved
615 by the function prologue. 0 if not saved or unknown. */
616 int gpr_slot
[S390_NUM_GPRS
];
618 /* Likewise for FPRs. */
619 int fpr_slot
[S390_NUM_FPRS
];
621 /* Nonzero if the backchain was saved. This is assumed to be the
622 case when the incoming SP is saved at the current SP location. */
623 int back_chain_saved_p
;
626 /* Return the effective address for an X-style instruction, like:
630 Here, X2 and B2 are registers, and D2 is a signed 20-bit
631 constant; the effective address is the sum of all three. If either
632 X2 or B2 are zero, then it doesn't contribute to the sum --- this
633 means that r0 can't be used as either X2 or B2. */
636 s390_addr (struct s390_prologue_data
*data
,
637 int d2
, unsigned int x2
, unsigned int b2
)
641 result
= pv_constant (d2
);
643 result
= pv_add (result
, data
->gpr
[x2
]);
645 result
= pv_add (result
, data
->gpr
[b2
]);
650 /* Do a SIZE-byte store of VALUE to D2(X2,B2). */
653 s390_store (struct s390_prologue_data
*data
,
654 int d2
, unsigned int x2
, unsigned int b2
, CORE_ADDR size
,
657 pv_t addr
= s390_addr (data
, d2
, x2
, b2
);
660 /* Check whether we are storing the backchain. */
661 offset
= pv_subtract (data
->gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
], addr
);
663 if (pv_is_constant (offset
) && offset
.k
== 0)
664 if (size
== data
->gpr_size
665 && pv_is_register_k (value
, S390_SP_REGNUM
, 0))
667 data
->back_chain_saved_p
= 1;
671 /* Check whether we are storing a register into the stack. */
672 if (!data
->stack
->store_would_trash (addr
))
673 data
->stack
->store (addr
, size
, value
);
675 /* Note: If this is some store we cannot identify, you might think we
676 should forget our cached values, as any of those might have been hit.
678 However, we make the assumption that the register save areas are only
679 ever stored to once in any given function, and we do recognize these
680 stores. Thus every store we cannot recognize does not hit our data. */
683 /* Do a SIZE-byte load from D2(X2,B2). */
686 s390_load (struct s390_prologue_data
*data
,
687 int d2
, unsigned int x2
, unsigned int b2
, CORE_ADDR size
)
690 pv_t addr
= s390_addr (data
, d2
, x2
, b2
);
692 /* If it's a load from an in-line constant pool, then we can
693 simulate that, under the assumption that the code isn't
694 going to change between the time the processor actually
695 executed it creating the current frame, and the time when
696 we're analyzing the code to unwind past that frame. */
697 if (pv_is_constant (addr
))
699 struct target_section
*secp
;
700 secp
= target_section_by_addr (current_top_target (), addr
.k
);
702 && (bfd_section_flags (secp
->the_bfd_section
) & SEC_READONLY
))
703 return pv_constant (read_memory_integer (addr
.k
, size
,
707 /* Check whether we are accessing one of our save slots. */
708 return data
->stack
->fetch (addr
, size
);
711 /* Function for finding saved registers in a 'struct pv_area'; we pass
712 this to pv_area::scan.
714 If VALUE is a saved register, ADDR says it was saved at a constant
715 offset from the frame base, and SIZE indicates that the whole
716 register was saved, record its offset in the reg_offset table in
720 s390_check_for_saved (void *data_untyped
, pv_t addr
,
721 CORE_ADDR size
, pv_t value
)
723 struct s390_prologue_data
*data
= (struct s390_prologue_data
*) data_untyped
;
726 if (!pv_is_register (addr
, S390_SP_REGNUM
))
729 offset
= 16 * data
->gpr_size
+ 32 - addr
.k
;
731 /* If we are storing the original value of a register, we want to
732 record the CFA offset. If the same register is stored multiple
733 times, the stack slot with the highest address counts. */
735 for (i
= 0; i
< S390_NUM_GPRS
; i
++)
736 if (size
== data
->gpr_size
737 && pv_is_register_k (value
, S390_R0_REGNUM
+ i
, 0))
738 if (data
->gpr_slot
[i
] == 0
739 || data
->gpr_slot
[i
] > offset
)
741 data
->gpr_slot
[i
] = offset
;
745 for (i
= 0; i
< S390_NUM_FPRS
; i
++)
746 if (size
== data
->fpr_size
747 && pv_is_register_k (value
, S390_F0_REGNUM
+ i
, 0))
748 if (data
->fpr_slot
[i
] == 0
749 || data
->fpr_slot
[i
] > offset
)
751 data
->fpr_slot
[i
] = offset
;
756 /* Analyze the prologue of the function starting at START_PC, continuing at
757 most until CURRENT_PC. Initialize DATA to hold all information we find
758 out about the state of the registers and stack slots. Return the address
759 of the instruction after the last one that changed the SP, FP, or back
760 chain; or zero on error. */
763 s390_analyze_prologue (struct gdbarch
*gdbarch
,
765 CORE_ADDR current_pc
,
766 struct s390_prologue_data
*data
)
768 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
771 The address of the instruction after the last one that changed
772 the SP, FP, or back chain; zero if we got an error trying to
774 CORE_ADDR result
= start_pc
;
776 /* The current PC for our abstract interpretation. */
779 /* The address of the next instruction after that. */
782 pv_area
stack (S390_SP_REGNUM
, gdbarch_addr_bit (gdbarch
));
783 scoped_restore restore_stack
= make_scoped_restore (&data
->stack
, &stack
);
785 /* Set up everything's initial value. */
789 /* For the purpose of prologue tracking, we consider the GPR size to
790 be equal to the ABI word size, even if it is actually larger
791 (i.e. when running a 32-bit binary under a 64-bit kernel). */
792 data
->gpr_size
= word_size
;
794 data
->byte_order
= gdbarch_byte_order (gdbarch
);
796 for (i
= 0; i
< S390_NUM_GPRS
; i
++)
797 data
->gpr
[i
] = pv_register (S390_R0_REGNUM
+ i
, 0);
799 for (i
= 0; i
< S390_NUM_FPRS
; i
++)
800 data
->fpr
[i
] = pv_register (S390_F0_REGNUM
+ i
, 0);
802 for (i
= 0; i
< S390_NUM_GPRS
; i
++)
803 data
->gpr_slot
[i
] = 0;
805 for (i
= 0; i
< S390_NUM_FPRS
; i
++)
806 data
->fpr_slot
[i
] = 0;
808 data
->back_chain_saved_p
= 0;
811 /* Start interpreting instructions, until we hit the frame's
812 current PC or the first branch instruction. */
813 for (pc
= start_pc
; pc
> 0 && pc
< current_pc
; pc
= next_pc
)
815 bfd_byte insn
[S390_MAX_INSTR_SIZE
];
816 int insn_len
= s390_readinstruction (insn
, pc
);
818 bfd_byte dummy
[S390_MAX_INSTR_SIZE
] = { 0 };
819 bfd_byte
*insn32
= word_size
== 4 ? insn
: dummy
;
820 bfd_byte
*insn64
= word_size
== 8 ? insn
: dummy
;
822 /* Fields for various kinds of instructions. */
823 unsigned int b2
, r1
, r2
, x2
, r3
;
826 /* The values of SP and FP before this instruction,
827 for detecting instructions that change them. */
828 pv_t pre_insn_sp
, pre_insn_fp
;
829 /* Likewise for the flag whether the back chain was saved. */
830 int pre_insn_back_chain_saved_p
;
832 /* If we got an error trying to read the instruction, report it. */
839 next_pc
= pc
+ insn_len
;
841 pre_insn_sp
= data
->gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
];
842 pre_insn_fp
= data
->gpr
[S390_FRAME_REGNUM
- S390_R0_REGNUM
];
843 pre_insn_back_chain_saved_p
= data
->back_chain_saved_p
;
845 /* LHI r1, i2 --- load halfword immediate. */
846 /* LGHI r1, i2 --- load halfword immediate (64-bit version). */
847 /* LGFI r1, i2 --- load fullword immediate. */
848 if (is_ri (insn32
, op1_lhi
, op2_lhi
, &r1
, &i2
)
849 || is_ri (insn64
, op1_lghi
, op2_lghi
, &r1
, &i2
)
850 || is_ril (insn
, op1_lgfi
, op2_lgfi
, &r1
, &i2
))
851 data
->gpr
[r1
] = pv_constant (i2
);
853 /* LR r1, r2 --- load from register. */
854 /* LGR r1, r2 --- load from register (64-bit version). */
855 else if (is_rr (insn32
, op_lr
, &r1
, &r2
)
856 || is_rre (insn64
, op_lgr
, &r1
, &r2
))
857 data
->gpr
[r1
] = data
->gpr
[r2
];
859 /* L r1, d2(x2, b2) --- load. */
860 /* LY r1, d2(x2, b2) --- load (long-displacement version). */
861 /* LG r1, d2(x2, b2) --- load (64-bit version). */
862 else if (is_rx (insn32
, op_l
, &r1
, &d2
, &x2
, &b2
)
863 || is_rxy (insn32
, op1_ly
, op2_ly
, &r1
, &d2
, &x2
, &b2
)
864 || is_rxy (insn64
, op1_lg
, op2_lg
, &r1
, &d2
, &x2
, &b2
))
865 data
->gpr
[r1
] = s390_load (data
, d2
, x2
, b2
, data
->gpr_size
);
867 /* ST r1, d2(x2, b2) --- store. */
868 /* STY r1, d2(x2, b2) --- store (long-displacement version). */
869 /* STG r1, d2(x2, b2) --- store (64-bit version). */
870 else if (is_rx (insn32
, op_st
, &r1
, &d2
, &x2
, &b2
)
871 || is_rxy (insn32
, op1_sty
, op2_sty
, &r1
, &d2
, &x2
, &b2
)
872 || is_rxy (insn64
, op1_stg
, op2_stg
, &r1
, &d2
, &x2
, &b2
))
873 s390_store (data
, d2
, x2
, b2
, data
->gpr_size
, data
->gpr
[r1
]);
875 /* STD r1, d2(x2,b2) --- store floating-point register. */
876 else if (is_rx (insn
, op_std
, &r1
, &d2
, &x2
, &b2
))
877 s390_store (data
, d2
, x2
, b2
, data
->fpr_size
, data
->fpr
[r1
]);
879 /* STM r1, r3, d2(b2) --- store multiple. */
880 /* STMY r1, r3, d2(b2) --- store multiple (long-displacement
882 /* STMG r1, r3, d2(b2) --- store multiple (64-bit version). */
883 else if (is_rs (insn32
, op_stm
, &r1
, &r3
, &d2
, &b2
)
884 || is_rsy (insn32
, op1_stmy
, op2_stmy
, &r1
, &r3
, &d2
, &b2
)
885 || is_rsy (insn64
, op1_stmg
, op2_stmg
, &r1
, &r3
, &d2
, &b2
))
887 for (; r1
<= r3
; r1
++, d2
+= data
->gpr_size
)
888 s390_store (data
, d2
, 0, b2
, data
->gpr_size
, data
->gpr
[r1
]);
891 /* AHI r1, i2 --- add halfword immediate. */
892 /* AGHI r1, i2 --- add halfword immediate (64-bit version). */
893 /* AFI r1, i2 --- add fullword immediate. */
894 /* AGFI r1, i2 --- add fullword immediate (64-bit version). */
895 else if (is_ri (insn32
, op1_ahi
, op2_ahi
, &r1
, &i2
)
896 || is_ri (insn64
, op1_aghi
, op2_aghi
, &r1
, &i2
)
897 || is_ril (insn32
, op1_afi
, op2_afi
, &r1
, &i2
)
898 || is_ril (insn64
, op1_agfi
, op2_agfi
, &r1
, &i2
))
899 data
->gpr
[r1
] = pv_add_constant (data
->gpr
[r1
], i2
);
901 /* ALFI r1, i2 --- add logical immediate. */
902 /* ALGFI r1, i2 --- add logical immediate (64-bit version). */
903 else if (is_ril (insn32
, op1_alfi
, op2_alfi
, &r1
, &i2
)
904 || is_ril (insn64
, op1_algfi
, op2_algfi
, &r1
, &i2
))
905 data
->gpr
[r1
] = pv_add_constant (data
->gpr
[r1
],
906 (CORE_ADDR
)i2
& 0xffffffff);
908 /* AR r1, r2 -- add register. */
909 /* AGR r1, r2 -- add register (64-bit version). */
910 else if (is_rr (insn32
, op_ar
, &r1
, &r2
)
911 || is_rre (insn64
, op_agr
, &r1
, &r2
))
912 data
->gpr
[r1
] = pv_add (data
->gpr
[r1
], data
->gpr
[r2
]);
914 /* A r1, d2(x2, b2) -- add. */
915 /* AY r1, d2(x2, b2) -- add (long-displacement version). */
916 /* AG r1, d2(x2, b2) -- add (64-bit version). */
917 else if (is_rx (insn32
, op_a
, &r1
, &d2
, &x2
, &b2
)
918 || is_rxy (insn32
, op1_ay
, op2_ay
, &r1
, &d2
, &x2
, &b2
)
919 || is_rxy (insn64
, op1_ag
, op2_ag
, &r1
, &d2
, &x2
, &b2
))
920 data
->gpr
[r1
] = pv_add (data
->gpr
[r1
],
921 s390_load (data
, d2
, x2
, b2
, data
->gpr_size
));
923 /* SLFI r1, i2 --- subtract logical immediate. */
924 /* SLGFI r1, i2 --- subtract logical immediate (64-bit version). */
925 else if (is_ril (insn32
, op1_slfi
, op2_slfi
, &r1
, &i2
)
926 || is_ril (insn64
, op1_slgfi
, op2_slgfi
, &r1
, &i2
))
927 data
->gpr
[r1
] = pv_add_constant (data
->gpr
[r1
],
928 -((CORE_ADDR
)i2
& 0xffffffff));
930 /* SR r1, r2 -- subtract register. */
931 /* SGR r1, r2 -- subtract register (64-bit version). */
932 else if (is_rr (insn32
, op_sr
, &r1
, &r2
)
933 || is_rre (insn64
, op_sgr
, &r1
, &r2
))
934 data
->gpr
[r1
] = pv_subtract (data
->gpr
[r1
], data
->gpr
[r2
]);
936 /* S r1, d2(x2, b2) -- subtract. */
937 /* SY r1, d2(x2, b2) -- subtract (long-displacement version). */
938 /* SG r1, d2(x2, b2) -- subtract (64-bit version). */
939 else if (is_rx (insn32
, op_s
, &r1
, &d2
, &x2
, &b2
)
940 || is_rxy (insn32
, op1_sy
, op2_sy
, &r1
, &d2
, &x2
, &b2
)
941 || is_rxy (insn64
, op1_sg
, op2_sg
, &r1
, &d2
, &x2
, &b2
))
942 data
->gpr
[r1
] = pv_subtract (data
->gpr
[r1
],
943 s390_load (data
, d2
, x2
, b2
, data
->gpr_size
));
945 /* LA r1, d2(x2, b2) --- load address. */
946 /* LAY r1, d2(x2, b2) --- load address (long-displacement version). */
947 else if (is_rx (insn
, op_la
, &r1
, &d2
, &x2
, &b2
)
948 || is_rxy (insn
, op1_lay
, op2_lay
, &r1
, &d2
, &x2
, &b2
))
949 data
->gpr
[r1
] = s390_addr (data
, d2
, x2
, b2
);
951 /* LARL r1, i2 --- load address relative long. */
952 else if (is_ril (insn
, op1_larl
, op2_larl
, &r1
, &i2
))
953 data
->gpr
[r1
] = pv_constant (pc
+ i2
* 2);
955 /* BASR r1, 0 --- branch and save.
956 Since r2 is zero, this saves the PC in r1, but doesn't branch. */
957 else if (is_rr (insn
, op_basr
, &r1
, &r2
)
959 data
->gpr
[r1
] = pv_constant (next_pc
);
961 /* BRAS r1, i2 --- branch relative and save. */
962 else if (is_ri (insn
, op1_bras
, op2_bras
, &r1
, &i2
))
964 data
->gpr
[r1
] = pv_constant (next_pc
);
965 next_pc
= pc
+ i2
* 2;
967 /* We'd better not interpret any backward branches. We'll
973 /* BRC/BRCL -- branch relative on condition. Ignore "branch
974 never", branch to following instruction, and "conditional
975 trap" (BRC +2). Otherwise terminate search. */
976 else if (is_ri (insn
, op1_brc
, op2_brc
, &r1
, &i2
))
978 if (r1
!= 0 && i2
!= 1 && i2
!= 2)
981 else if (is_ril (insn
, op1_brcl
, op2_brcl
, &r1
, &i2
))
983 if (r1
!= 0 && i2
!= 3)
987 /* Terminate search when hitting any other branch instruction. */
988 else if (is_rr (insn
, op_basr
, &r1
, &r2
)
989 || is_rx (insn
, op_bas
, &r1
, &d2
, &x2
, &b2
)
990 || is_rr (insn
, op_bcr
, &r1
, &r2
)
991 || is_rx (insn
, op_bc
, &r1
, &d2
, &x2
, &b2
)
992 || is_ril (insn
, op1_brasl
, op2_brasl
, &r2
, &i2
))
997 /* An instruction we don't know how to simulate. The only
998 safe thing to do would be to set every value we're tracking
999 to 'unknown'. Instead, we'll be optimistic: we assume that
1000 we *can* interpret every instruction that the compiler uses
1001 to manipulate any of the data we're interested in here --
1002 then we can just ignore anything else. */
1005 /* Record the address after the last instruction that changed
1006 the FP, SP, or backlink. Ignore instructions that changed
1007 them back to their original values --- those are probably
1008 restore instructions. (The back chain is never restored,
1011 pv_t sp
= data
->gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
];
1012 pv_t fp
= data
->gpr
[S390_FRAME_REGNUM
- S390_R0_REGNUM
];
1014 if ((! pv_is_identical (pre_insn_sp
, sp
)
1015 && ! pv_is_register_k (sp
, S390_SP_REGNUM
, 0)
1016 && sp
.kind
!= pvk_unknown
)
1017 || (! pv_is_identical (pre_insn_fp
, fp
)
1018 && ! pv_is_register_k (fp
, S390_FRAME_REGNUM
, 0)
1019 && fp
.kind
!= pvk_unknown
)
1020 || pre_insn_back_chain_saved_p
!= data
->back_chain_saved_p
)
1025 /* Record where all the registers were saved. */
1026 data
->stack
->scan (s390_check_for_saved
, data
);
1031 /* Advance PC across any function entry prologue instructions to reach
1032 some "real" code. */
1035 s390_skip_prologue (struct gdbarch
*gdbarch
, CORE_ADDR pc
)
1037 struct s390_prologue_data data
;
1038 CORE_ADDR skip_pc
, func_addr
;
1040 if (find_pc_partial_function (pc
, NULL
, &func_addr
, NULL
))
1042 CORE_ADDR post_prologue_pc
1043 = skip_prologue_using_sal (gdbarch
, func_addr
);
1044 if (post_prologue_pc
!= 0)
1045 return std::max (pc
, post_prologue_pc
);
1048 skip_pc
= s390_analyze_prologue (gdbarch
, pc
, (CORE_ADDR
)-1, &data
);
1049 return skip_pc
? skip_pc
: pc
;
1052 /* Register handling. */
1054 /* ABI call-saved register information. */
1057 s390_register_call_saved (struct gdbarch
*gdbarch
, int regnum
)
1059 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1063 case ABI_LINUX_S390
:
1064 if ((regnum
>= S390_R6_REGNUM
&& regnum
<= S390_R15_REGNUM
)
1065 || regnum
== S390_F4_REGNUM
|| regnum
== S390_F6_REGNUM
1066 || regnum
== S390_A0_REGNUM
)
1071 case ABI_LINUX_ZSERIES
:
1072 if ((regnum
>= S390_R6_REGNUM
&& regnum
<= S390_R15_REGNUM
)
1073 || (regnum
>= S390_F8_REGNUM
&& regnum
<= S390_F15_REGNUM
)
1074 || (regnum
>= S390_A0_REGNUM
&& regnum
<= S390_A1_REGNUM
))
1083 /* The "guess_tracepoint_registers" gdbarch method. */
1086 s390_guess_tracepoint_registers (struct gdbarch
*gdbarch
,
1087 struct regcache
*regcache
,
1090 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1091 int sz
= register_size (gdbarch
, S390_PSWA_REGNUM
);
1092 gdb_byte
*reg
= (gdb_byte
*) alloca (sz
);
1093 ULONGEST pswm
, pswa
;
1095 /* Set PSWA from the location and a default PSWM (the only part we're
1096 unlikely to get right is the CC). */
1097 if (tdep
->abi
== ABI_LINUX_S390
)
1099 /* 31-bit PSWA needs high bit set (it's very unlikely the target
1100 was in 24-bit mode). */
1101 pswa
= addr
| 0x80000000UL
;
1102 pswm
= 0x070d0000UL
;
1107 pswm
= 0x0705000180000000ULL
;
1110 store_unsigned_integer (reg
, sz
, gdbarch_byte_order (gdbarch
), pswa
);
1111 regcache
->raw_supply (S390_PSWA_REGNUM
, reg
);
1113 store_unsigned_integer (reg
, sz
, gdbarch_byte_order (gdbarch
), pswm
);
1114 regcache
->raw_supply (S390_PSWM_REGNUM
, reg
);
1117 /* Return the name of register REGNO. Return the empty string for
1118 registers that shouldn't be visible. */
1121 s390_register_name (struct gdbarch
*gdbarch
, int regnum
)
1123 if (regnum
>= S390_V0_LOWER_REGNUM
1124 && regnum
<= S390_V15_LOWER_REGNUM
)
1126 return tdesc_register_name (gdbarch
, regnum
);
1129 /* DWARF Register Mapping. */
1131 static const short s390_dwarf_regmap
[] =
1133 /* 0-15: General Purpose Registers. */
1134 S390_R0_REGNUM
, S390_R1_REGNUM
, S390_R2_REGNUM
, S390_R3_REGNUM
,
1135 S390_R4_REGNUM
, S390_R5_REGNUM
, S390_R6_REGNUM
, S390_R7_REGNUM
,
1136 S390_R8_REGNUM
, S390_R9_REGNUM
, S390_R10_REGNUM
, S390_R11_REGNUM
,
1137 S390_R12_REGNUM
, S390_R13_REGNUM
, S390_R14_REGNUM
, S390_R15_REGNUM
,
1139 /* 16-31: Floating Point Registers / Vector Registers 0-15. */
1140 S390_F0_REGNUM
, S390_F2_REGNUM
, S390_F4_REGNUM
, S390_F6_REGNUM
,
1141 S390_F1_REGNUM
, S390_F3_REGNUM
, S390_F5_REGNUM
, S390_F7_REGNUM
,
1142 S390_F8_REGNUM
, S390_F10_REGNUM
, S390_F12_REGNUM
, S390_F14_REGNUM
,
1143 S390_F9_REGNUM
, S390_F11_REGNUM
, S390_F13_REGNUM
, S390_F15_REGNUM
,
1145 /* 32-47: Control Registers (not mapped). */
1146 -1, -1, -1, -1, -1, -1, -1, -1,
1147 -1, -1, -1, -1, -1, -1, -1, -1,
1149 /* 48-63: Access Registers. */
1150 S390_A0_REGNUM
, S390_A1_REGNUM
, S390_A2_REGNUM
, S390_A3_REGNUM
,
1151 S390_A4_REGNUM
, S390_A5_REGNUM
, S390_A6_REGNUM
, S390_A7_REGNUM
,
1152 S390_A8_REGNUM
, S390_A9_REGNUM
, S390_A10_REGNUM
, S390_A11_REGNUM
,
1153 S390_A12_REGNUM
, S390_A13_REGNUM
, S390_A14_REGNUM
, S390_A15_REGNUM
,
1155 /* 64-65: Program Status Word. */
1159 /* 66-67: Reserved. */
1162 /* 68-83: Vector Registers 16-31. */
1163 S390_V16_REGNUM
, S390_V18_REGNUM
, S390_V20_REGNUM
, S390_V22_REGNUM
,
1164 S390_V17_REGNUM
, S390_V19_REGNUM
, S390_V21_REGNUM
, S390_V23_REGNUM
,
1165 S390_V24_REGNUM
, S390_V26_REGNUM
, S390_V28_REGNUM
, S390_V30_REGNUM
,
1166 S390_V25_REGNUM
, S390_V27_REGNUM
, S390_V29_REGNUM
, S390_V31_REGNUM
,
1168 /* End of "official" DWARF registers. The remainder of the map is
1169 for GDB internal use only. */
1171 /* GPR Lower Half Access. */
1172 S390_R0_REGNUM
, S390_R1_REGNUM
, S390_R2_REGNUM
, S390_R3_REGNUM
,
1173 S390_R4_REGNUM
, S390_R5_REGNUM
, S390_R6_REGNUM
, S390_R7_REGNUM
,
1174 S390_R8_REGNUM
, S390_R9_REGNUM
, S390_R10_REGNUM
, S390_R11_REGNUM
,
1175 S390_R12_REGNUM
, S390_R13_REGNUM
, S390_R14_REGNUM
, S390_R15_REGNUM
,
1178 enum { s390_dwarf_reg_r0l
= ARRAY_SIZE (s390_dwarf_regmap
) - 16 };
1180 /* Convert DWARF register number REG to the appropriate register
1181 number used by GDB. */
1184 s390_dwarf_reg_to_regnum (struct gdbarch
*gdbarch
, int reg
)
1186 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1189 /* In a 32-on-64 debug scenario, debug info refers to the full
1190 64-bit GPRs. Note that call frame information still refers to
1191 the 32-bit lower halves, because s390_adjust_frame_regnum uses
1192 special register numbers to access GPRs. */
1193 if (tdep
->gpr_full_regnum
!= -1 && reg
>= 0 && reg
< 16)
1194 return tdep
->gpr_full_regnum
+ reg
;
1196 if (reg
>= 0 && reg
< ARRAY_SIZE (s390_dwarf_regmap
))
1197 gdb_reg
= s390_dwarf_regmap
[reg
];
1199 if (tdep
->v0_full_regnum
== -1)
1201 if (gdb_reg
>= S390_V16_REGNUM
&& gdb_reg
<= S390_V31_REGNUM
)
1206 if (gdb_reg
>= S390_F0_REGNUM
&& gdb_reg
<= S390_F15_REGNUM
)
1207 gdb_reg
= gdb_reg
- S390_F0_REGNUM
+ tdep
->v0_full_regnum
;
1213 /* Pseudo registers. */
1215 /* Check whether REGNUM indicates a coupled general purpose register.
1216 These pseudo-registers are composed of two adjacent gprs. */
1219 regnum_is_gpr_full (struct gdbarch_tdep
*tdep
, int regnum
)
1221 return (tdep
->gpr_full_regnum
!= -1
1222 && regnum
>= tdep
->gpr_full_regnum
1223 && regnum
<= tdep
->gpr_full_regnum
+ 15);
1226 /* Check whether REGNUM indicates a full vector register (v0-v15).
1227 These pseudo-registers are composed of f0-f15 and v0l-v15l. */
1230 regnum_is_vxr_full (struct gdbarch_tdep
*tdep
, int regnum
)
1232 return (tdep
->v0_full_regnum
!= -1
1233 && regnum
>= tdep
->v0_full_regnum
1234 && regnum
<= tdep
->v0_full_regnum
+ 15);
1237 /* 'float' values are stored in the upper half of floating-point
1238 registers, even though we are otherwise a big-endian platform. The
1239 same applies to a 'float' value within a vector. */
1241 static struct value
*
1242 s390_value_from_register (struct gdbarch
*gdbarch
, struct type
*type
,
1243 int regnum
, struct frame_id frame_id
)
1245 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1246 struct value
*value
= default_value_from_register (gdbarch
, type
,
1248 check_typedef (type
);
1250 if ((regnum
>= S390_F0_REGNUM
&& regnum
<= S390_F15_REGNUM
1251 && TYPE_LENGTH (type
) < 8)
1252 || regnum_is_vxr_full (tdep
, regnum
)
1253 || (regnum
>= S390_V16_REGNUM
&& regnum
<= S390_V31_REGNUM
))
1254 set_value_offset (value
, 0);
1259 /* Implement pseudo_register_name tdesc method. */
1262 s390_pseudo_register_name (struct gdbarch
*gdbarch
, int regnum
)
1264 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1266 if (regnum
== tdep
->pc_regnum
)
1269 if (regnum
== tdep
->cc_regnum
)
1272 if (regnum_is_gpr_full (tdep
, regnum
))
1274 static const char *full_name
[] = {
1275 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
1276 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
1278 return full_name
[regnum
- tdep
->gpr_full_regnum
];
1281 if (regnum_is_vxr_full (tdep
, regnum
))
1283 static const char *full_name
[] = {
1284 "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
1285 "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15"
1287 return full_name
[regnum
- tdep
->v0_full_regnum
];
1290 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
1293 /* Implement pseudo_register_type tdesc method. */
1295 static struct type
*
1296 s390_pseudo_register_type (struct gdbarch
*gdbarch
, int regnum
)
1298 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1300 if (regnum
== tdep
->pc_regnum
)
1301 return builtin_type (gdbarch
)->builtin_func_ptr
;
1303 if (regnum
== tdep
->cc_regnum
)
1304 return builtin_type (gdbarch
)->builtin_int
;
1306 if (regnum_is_gpr_full (tdep
, regnum
))
1307 return builtin_type (gdbarch
)->builtin_uint64
;
1309 /* For the "concatenated" vector registers use the same type as v16. */
1310 if (regnum_is_vxr_full (tdep
, regnum
))
1311 return tdesc_register_type (gdbarch
, S390_V16_REGNUM
);
1313 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
1316 /* Implement pseudo_register_read gdbarch method. */
1318 static enum register_status
1319 s390_pseudo_register_read (struct gdbarch
*gdbarch
, readable_regcache
*regcache
,
1320 int regnum
, gdb_byte
*buf
)
1322 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1323 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
1324 int regsize
= register_size (gdbarch
, regnum
);
1327 if (regnum
== tdep
->pc_regnum
)
1329 enum register_status status
;
1331 status
= regcache
->raw_read (S390_PSWA_REGNUM
, &val
);
1332 if (status
== REG_VALID
)
1334 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
1336 store_unsigned_integer (buf
, regsize
, byte_order
, val
);
1341 if (regnum
== tdep
->cc_regnum
)
1343 enum register_status status
;
1345 status
= regcache
->raw_read (S390_PSWM_REGNUM
, &val
);
1346 if (status
== REG_VALID
)
1348 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
1349 val
= (val
>> 12) & 3;
1351 val
= (val
>> 44) & 3;
1352 store_unsigned_integer (buf
, regsize
, byte_order
, val
);
1357 if (regnum_is_gpr_full (tdep
, regnum
))
1359 enum register_status status
;
1362 regnum
-= tdep
->gpr_full_regnum
;
1364 status
= regcache
->raw_read (S390_R0_REGNUM
+ regnum
, &val
);
1365 if (status
== REG_VALID
)
1366 status
= regcache
->raw_read (S390_R0_UPPER_REGNUM
+ regnum
,
1368 if (status
== REG_VALID
)
1370 val
|= val_upper
<< 32;
1371 store_unsigned_integer (buf
, regsize
, byte_order
, val
);
1376 if (regnum_is_vxr_full (tdep
, regnum
))
1378 enum register_status status
;
1380 regnum
-= tdep
->v0_full_regnum
;
1382 status
= regcache
->raw_read (S390_F0_REGNUM
+ regnum
, buf
);
1383 if (status
== REG_VALID
)
1384 status
= regcache
->raw_read (S390_V0_LOWER_REGNUM
+ regnum
, buf
+ 8);
1388 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
1391 /* Implement pseudo_register_write gdbarch method. */
1394 s390_pseudo_register_write (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
1395 int regnum
, const gdb_byte
*buf
)
1397 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1398 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
1399 int regsize
= register_size (gdbarch
, regnum
);
1402 if (regnum
== tdep
->pc_regnum
)
1404 val
= extract_unsigned_integer (buf
, regsize
, byte_order
);
1405 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
1407 regcache_raw_read_unsigned (regcache
, S390_PSWA_REGNUM
, &psw
);
1408 val
= (psw
& 0x80000000) | (val
& 0x7fffffff);
1410 regcache_raw_write_unsigned (regcache
, S390_PSWA_REGNUM
, val
);
1414 if (regnum
== tdep
->cc_regnum
)
1416 val
= extract_unsigned_integer (buf
, regsize
, byte_order
);
1417 regcache_raw_read_unsigned (regcache
, S390_PSWM_REGNUM
, &psw
);
1418 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
1419 val
= (psw
& ~((ULONGEST
)3 << 12)) | ((val
& 3) << 12);
1421 val
= (psw
& ~((ULONGEST
)3 << 44)) | ((val
& 3) << 44);
1422 regcache_raw_write_unsigned (regcache
, S390_PSWM_REGNUM
, val
);
1426 if (regnum_is_gpr_full (tdep
, regnum
))
1428 regnum
-= tdep
->gpr_full_regnum
;
1429 val
= extract_unsigned_integer (buf
, regsize
, byte_order
);
1430 regcache_raw_write_unsigned (regcache
, S390_R0_REGNUM
+ regnum
,
1432 regcache_raw_write_unsigned (regcache
, S390_R0_UPPER_REGNUM
+ regnum
,
1437 if (regnum_is_vxr_full (tdep
, regnum
))
1439 regnum
-= tdep
->v0_full_regnum
;
1440 regcache
->raw_write (S390_F0_REGNUM
+ regnum
, buf
);
1441 regcache
->raw_write (S390_V0_LOWER_REGNUM
+ regnum
, buf
+ 8);
1445 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
1448 /* Register groups. */
1450 /* Implement pseudo_register_reggroup_p tdesc method. */
1453 s390_pseudo_register_reggroup_p (struct gdbarch
*gdbarch
, int regnum
,
1454 struct reggroup
*group
)
1456 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1458 /* We usually save/restore the whole PSW, which includes PC and CC.
1459 However, some older gdbservers may not support saving/restoring
1460 the whole PSW yet, and will return an XML register description
1461 excluding those from the save/restore register groups. In those
1462 cases, we still need to explicitly save/restore PC and CC in order
1463 to push or pop frames. Since this doesn't hurt anything if we
1464 already save/restore the whole PSW (it's just redundant), we add
1465 PC and CC at this point unconditionally. */
1466 if (group
== save_reggroup
|| group
== restore_reggroup
)
1467 return regnum
== tdep
->pc_regnum
|| regnum
== tdep
->cc_regnum
;
1469 if (group
== vector_reggroup
)
1470 return regnum_is_vxr_full (tdep
, regnum
);
1472 if (group
== general_reggroup
&& regnum_is_vxr_full (tdep
, regnum
))
1475 return default_register_reggroup_p (gdbarch
, regnum
, group
);
1478 /* The "ax_pseudo_register_collect" gdbarch method. */
1481 s390_ax_pseudo_register_collect (struct gdbarch
*gdbarch
,
1482 struct agent_expr
*ax
, int regnum
)
1484 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1485 if (regnum
== tdep
->pc_regnum
)
1487 ax_reg_mask (ax
, S390_PSWA_REGNUM
);
1489 else if (regnum
== tdep
->cc_regnum
)
1491 ax_reg_mask (ax
, S390_PSWM_REGNUM
);
1493 else if (regnum_is_gpr_full (tdep
, regnum
))
1495 regnum
-= tdep
->gpr_full_regnum
;
1496 ax_reg_mask (ax
, S390_R0_REGNUM
+ regnum
);
1497 ax_reg_mask (ax
, S390_R0_UPPER_REGNUM
+ regnum
);
1499 else if (regnum_is_vxr_full (tdep
, regnum
))
1501 regnum
-= tdep
->v0_full_regnum
;
1502 ax_reg_mask (ax
, S390_F0_REGNUM
+ regnum
);
1503 ax_reg_mask (ax
, S390_V0_LOWER_REGNUM
+ regnum
);
1507 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
1512 /* The "ax_pseudo_register_push_stack" gdbarch method. */
1515 s390_ax_pseudo_register_push_stack (struct gdbarch
*gdbarch
,
1516 struct agent_expr
*ax
, int regnum
)
1518 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1519 if (regnum
== tdep
->pc_regnum
)
1521 ax_reg (ax
, S390_PSWA_REGNUM
);
1522 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
1524 ax_zero_ext (ax
, 31);
1527 else if (regnum
== tdep
->cc_regnum
)
1529 ax_reg (ax
, S390_PSWM_REGNUM
);
1530 if (register_size (gdbarch
, S390_PSWA_REGNUM
) == 4)
1531 ax_const_l (ax
, 12);
1533 ax_const_l (ax
, 44);
1534 ax_simple (ax
, aop_rsh_unsigned
);
1535 ax_zero_ext (ax
, 2);
1537 else if (regnum_is_gpr_full (tdep
, regnum
))
1539 regnum
-= tdep
->gpr_full_regnum
;
1540 ax_reg (ax
, S390_R0_REGNUM
+ regnum
);
1541 ax_reg (ax
, S390_R0_UPPER_REGNUM
+ regnum
);
1542 ax_const_l (ax
, 32);
1543 ax_simple (ax
, aop_lsh
);
1544 ax_simple (ax
, aop_bit_or
);
1546 else if (regnum_is_vxr_full (tdep
, regnum
))
1548 /* Too large to stuff on the stack. */
1553 internal_error (__FILE__
, __LINE__
, _("invalid regnum"));
1558 /* The "gen_return_address" gdbarch method. Since this is supposed to be
1559 just a best-effort method, and we don't really have the means to run
1560 the full unwinder here, just collect the link register. */
1563 s390_gen_return_address (struct gdbarch
*gdbarch
,
1564 struct agent_expr
*ax
, struct axs_value
*value
,
1567 value
->type
= register_type (gdbarch
, S390_R14_REGNUM
);
1568 value
->kind
= axs_lvalue_register
;
1569 value
->u
.reg
= S390_R14_REGNUM
;
1572 /* Address handling. */
1574 /* Implement addr_bits_remove gdbarch method.
1575 Only used for ABI_LINUX_S390. */
1578 s390_addr_bits_remove (struct gdbarch
*gdbarch
, CORE_ADDR addr
)
1580 return addr
& 0x7fffffff;
1583 /* Implement addr_class_type_flags gdbarch method.
1584 Only used for ABI_LINUX_ZSERIES. */
1586 static type_instance_flags
1587 s390_address_class_type_flags (int byte_size
, int dwarf2_addr_class
)
1590 return TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1
;
1595 /* Implement addr_class_type_flags_to_name gdbarch method.
1596 Only used for ABI_LINUX_ZSERIES. */
1599 s390_address_class_type_flags_to_name (struct gdbarch
*gdbarch
,
1600 type_instance_flags type_flags
)
1602 if (type_flags
& TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1
)
1608 /* Implement addr_class_name_to_type_flags gdbarch method.
1609 Only used for ABI_LINUX_ZSERIES. */
1612 s390_address_class_name_to_type_flags (struct gdbarch
*gdbarch
,
1614 type_instance_flags
*type_flags_ptr
)
1616 if (strcmp (name
, "mode32") == 0)
1618 *type_flags_ptr
= TYPE_INSTANCE_FLAG_ADDRESS_CLASS_1
;
1625 /* Inferior function calls. */
1627 /* Dummy function calls. */
1629 /* Unwrap any single-field structs in TYPE and return the effective
1630 "inner" type. E.g., yield "float" for all these cases:
1634 struct { struct { float x; } x; };
1635 struct { struct { struct { float x; } x; } x; };
1637 However, if an inner type is smaller than MIN_SIZE, abort the
1640 static struct type
*
1641 s390_effective_inner_type (struct type
*type
, unsigned int min_size
)
1643 while (type
->code () == TYPE_CODE_STRUCT
)
1645 struct type
*inner
= NULL
;
1647 /* Find a non-static field, if any. Unless there's exactly one,
1648 abort the unwrapping. */
1649 for (int i
= 0; i
< type
->num_fields (); i
++)
1651 struct field f
= type
->field (i
);
1653 if (field_is_static (&f
))
1662 inner
= check_typedef (inner
);
1663 if (TYPE_LENGTH (inner
) < min_size
)
1671 /* Return non-zero if TYPE should be passed like "float" or
1675 s390_function_arg_float (struct type
*type
)
1677 /* Note that long double as well as complex types are intentionally
1679 if (TYPE_LENGTH (type
) > 8)
1682 /* A struct containing just a float or double is passed like a float
1684 type
= s390_effective_inner_type (type
, 0);
1686 return (type
->code () == TYPE_CODE_FLT
1687 || type
->code () == TYPE_CODE_DECFLOAT
);
1690 /* Return non-zero if TYPE should be passed like a vector. */
1693 s390_function_arg_vector (struct type
*type
)
1695 if (TYPE_LENGTH (type
) > 16)
1698 /* Structs containing just a vector are passed like a vector. */
1699 type
= s390_effective_inner_type (type
, TYPE_LENGTH (type
));
1701 return type
->code () == TYPE_CODE_ARRAY
&& type
->is_vector ();
1704 /* Determine whether N is a power of two. */
1707 is_power_of_two (unsigned int n
)
1709 return n
&& ((n
& (n
- 1)) == 0);
1712 /* For an argument whose type is TYPE and which is not passed like a
1713 float or vector, return non-zero if it should be passed like "int"
1717 s390_function_arg_integer (struct type
*type
)
1719 enum type_code code
= type
->code ();
1721 if (TYPE_LENGTH (type
) > 8)
1724 if (code
== TYPE_CODE_INT
1725 || code
== TYPE_CODE_ENUM
1726 || code
== TYPE_CODE_RANGE
1727 || code
== TYPE_CODE_CHAR
1728 || code
== TYPE_CODE_BOOL
1729 || code
== TYPE_CODE_PTR
1730 || TYPE_IS_REFERENCE (type
))
1733 return ((code
== TYPE_CODE_UNION
|| code
== TYPE_CODE_STRUCT
)
1734 && is_power_of_two (TYPE_LENGTH (type
)));
1737 /* Argument passing state: Internal data structure passed to helper
1738 routines of s390_push_dummy_call. */
1740 struct s390_arg_state
1742 /* Register cache, or NULL, if we are in "preparation mode". */
1743 struct regcache
*regcache
;
1744 /* Next available general/floating-point/vector register for
1745 argument passing. */
1747 /* Current pointer to copy area (grows downwards). */
1749 /* Current pointer to parameter area (grows upwards). */
1753 /* Prepare one argument ARG for a dummy call and update the argument
1754 passing state AS accordingly. If the regcache field in AS is set,
1755 operate in "write mode" and write ARG into the inferior. Otherwise
1756 run "preparation mode" and skip all updates to the inferior. */
1759 s390_handle_arg (struct s390_arg_state
*as
, struct value
*arg
,
1760 struct gdbarch_tdep
*tdep
, int word_size
,
1761 enum bfd_endian byte_order
, int is_unnamed
)
1763 struct type
*type
= check_typedef (value_type (arg
));
1764 unsigned int length
= TYPE_LENGTH (type
);
1765 int write_mode
= as
->regcache
!= NULL
;
1767 if (s390_function_arg_float (type
))
1769 /* The GNU/Linux for S/390 ABI uses FPRs 0 and 2 to pass
1770 arguments. The GNU/Linux for zSeries ABI uses 0, 2, 4, and
1772 if (as
->fr
<= (tdep
->abi
== ABI_LINUX_S390
? 2 : 6))
1774 /* When we store a single-precision value in an FP register,
1775 it occupies the leftmost bits. */
1777 as
->regcache
->cooked_write_part (S390_F0_REGNUM
+ as
->fr
, 0, length
,
1778 value_contents (arg
));
1783 /* When we store a single-precision value in a stack slot,
1784 it occupies the rightmost bits. */
1785 as
->argp
= align_up (as
->argp
+ length
, word_size
);
1787 write_memory (as
->argp
- length
, value_contents (arg
),
1791 else if (tdep
->vector_abi
== S390_VECTOR_ABI_128
1792 && s390_function_arg_vector (type
))
1794 static const char use_vr
[] = {24, 26, 28, 30, 25, 27, 29, 31};
1796 if (!is_unnamed
&& as
->vr
< ARRAY_SIZE (use_vr
))
1798 int regnum
= S390_V24_REGNUM
+ use_vr
[as
->vr
] - 24;
1801 as
->regcache
->cooked_write_part (regnum
, 0, length
,
1802 value_contents (arg
));
1808 write_memory (as
->argp
, value_contents (arg
), length
);
1809 as
->argp
= align_up (as
->argp
+ length
, word_size
);
1812 else if (s390_function_arg_integer (type
) && length
<= word_size
)
1814 /* Initialize it just to avoid a GCC false warning. */
1819 /* Place value in least significant bits of the register or
1820 memory word and sign- or zero-extend to full word size.
1821 This also applies to a struct or union. */
1822 val
= type
->is_unsigned ()
1823 ? extract_unsigned_integer (value_contents (arg
),
1825 : extract_signed_integer (value_contents (arg
),
1826 length
, byte_order
);
1832 regcache_cooked_write_unsigned (as
->regcache
,
1833 S390_R0_REGNUM
+ as
->gr
,
1840 write_memory_unsigned_integer (as
->argp
, word_size
,
1842 as
->argp
+= word_size
;
1845 else if (s390_function_arg_integer (type
) && length
== 8)
1851 as
->regcache
->cooked_write (S390_R0_REGNUM
+ as
->gr
,
1852 value_contents (arg
));
1853 as
->regcache
->cooked_write (S390_R0_REGNUM
+ as
->gr
+ 1,
1854 value_contents (arg
) + word_size
);
1860 /* If we skipped r6 because we couldn't fit a DOUBLE_ARG
1861 in it, then don't go back and use it again later. */
1865 write_memory (as
->argp
, value_contents (arg
), length
);
1871 /* This argument type is never passed in registers. Place the
1872 value in the copy area and pass a pointer to it. Use 8-byte
1873 alignment as a conservative assumption. */
1874 as
->copy
= align_down (as
->copy
- length
, 8);
1876 write_memory (as
->copy
, value_contents (arg
), length
);
1881 regcache_cooked_write_unsigned (as
->regcache
,
1882 S390_R0_REGNUM
+ as
->gr
,
1889 write_memory_unsigned_integer (as
->argp
, word_size
,
1890 byte_order
, as
->copy
);
1891 as
->argp
+= word_size
;
1896 /* Put the actual parameter values pointed to by ARGS[0..NARGS-1] in
1897 place to be passed to a function, as specified by the "GNU/Linux
1898 for S/390 ELF Application Binary Interface Supplement".
1900 SP is the current stack pointer. We must put arguments, links,
1901 padding, etc. whereever they belong, and return the new stack
1904 If STRUCT_RETURN is non-zero, then the function we're calling is
1905 going to return a structure by value; STRUCT_ADDR is the address of
1906 a block we've allocated for it on the stack.
1908 Our caller has taken care of any type promotions needed to satisfy
1909 prototypes or the old K&R argument-passing rules. */
1912 s390_push_dummy_call (struct gdbarch
*gdbarch
, struct value
*function
,
1913 struct regcache
*regcache
, CORE_ADDR bp_addr
,
1914 int nargs
, struct value
**args
, CORE_ADDR sp
,
1915 function_call_return_method return_method
,
1916 CORE_ADDR struct_addr
)
1918 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1919 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
1920 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
1922 struct s390_arg_state arg_state
, arg_prep
;
1923 CORE_ADDR param_area_start
, new_sp
;
1924 struct type
*ftype
= check_typedef (value_type (function
));
1926 if (ftype
->code () == TYPE_CODE_PTR
)
1927 ftype
= check_typedef (TYPE_TARGET_TYPE (ftype
));
1930 arg_prep
.gr
= (return_method
== return_method_struct
) ? 3 : 2;
1934 arg_prep
.regcache
= NULL
;
1936 /* Initialize arg_state for "preparation mode". */
1937 arg_state
= arg_prep
;
1939 /* Update arg_state.copy with the start of the reference-to-copy area
1940 and arg_state.argp with the size of the parameter area. */
1941 for (i
= 0; i
< nargs
; i
++)
1942 s390_handle_arg (&arg_state
, args
[i
], tdep
, word_size
, byte_order
,
1943 ftype
->has_varargs () && i
>= ftype
->num_fields ());
1945 param_area_start
= align_down (arg_state
.copy
- arg_state
.argp
, 8);
1947 /* Allocate the standard frame areas: the register save area, the
1948 word reserved for the compiler, and the back chain pointer. */
1949 new_sp
= param_area_start
- (16 * word_size
+ 32);
1951 /* Now we have the final stack pointer. Make sure we didn't
1952 underflow; on 31-bit, this would result in addresses with the
1953 high bit set, which causes confusion elsewhere. Note that if we
1954 error out here, stack and registers remain untouched. */
1955 if (gdbarch_addr_bits_remove (gdbarch
, new_sp
) != new_sp
)
1956 error (_("Stack overflow"));
1958 /* Pass the structure return address in general register 2. */
1959 if (return_method
== return_method_struct
)
1960 regcache_cooked_write_unsigned (regcache
, S390_R2_REGNUM
, struct_addr
);
1962 /* Initialize arg_state for "write mode". */
1963 arg_state
= arg_prep
;
1964 arg_state
.argp
= param_area_start
;
1965 arg_state
.regcache
= regcache
;
1967 /* Write all parameters. */
1968 for (i
= 0; i
< nargs
; i
++)
1969 s390_handle_arg (&arg_state
, args
[i
], tdep
, word_size
, byte_order
,
1970 ftype
->has_varargs () && i
>= ftype
->num_fields ());
1972 /* Store return PSWA. In 31-bit mode, keep addressing mode bit. */
1976 regcache_cooked_read_unsigned (regcache
, S390_PSWA_REGNUM
, &pswa
);
1977 bp_addr
= (bp_addr
& 0x7fffffff) | (pswa
& 0x80000000);
1979 regcache_cooked_write_unsigned (regcache
, S390_RETADDR_REGNUM
, bp_addr
);
1981 /* Store updated stack pointer. */
1982 regcache_cooked_write_unsigned (regcache
, S390_SP_REGNUM
, new_sp
);
1984 /* We need to return the 'stack part' of the frame ID,
1985 which is actually the top of the register save area. */
1986 return param_area_start
;
1989 /* Assuming THIS_FRAME is a dummy, return the frame ID of that
1990 dummy frame. The frame ID's base needs to match the TOS value
1991 returned by push_dummy_call, and the PC match the dummy frame's
1994 static struct frame_id
1995 s390_dummy_id (struct gdbarch
*gdbarch
, struct frame_info
*this_frame
)
1997 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
1998 CORE_ADDR sp
= get_frame_register_unsigned (this_frame
, S390_SP_REGNUM
);
1999 sp
= gdbarch_addr_bits_remove (gdbarch
, sp
);
2001 return frame_id_build (sp
+ 16*word_size
+ 32,
2002 get_frame_pc (this_frame
));
2005 /* Implement frame_align gdbarch method. */
2008 s390_frame_align (struct gdbarch
*gdbarch
, CORE_ADDR addr
)
2010 /* Both the 32- and 64-bit ABI's say that the stack pointer should
2011 always be aligned on an eight-byte boundary. */
2015 /* Helper for s390_return_value: Set or retrieve a function return
2016 value if it resides in a register. */
2019 s390_register_return_value (struct gdbarch
*gdbarch
, struct type
*type
,
2020 struct regcache
*regcache
,
2021 gdb_byte
*out
, const gdb_byte
*in
)
2023 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
2024 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
2025 int length
= TYPE_LENGTH (type
);
2026 int code
= type
->code ();
2028 if (code
== TYPE_CODE_FLT
|| code
== TYPE_CODE_DECFLOAT
)
2030 /* Float-like value: left-aligned in f0. */
2032 regcache
->cooked_write_part (S390_F0_REGNUM
, 0, length
, in
);
2034 regcache
->cooked_read_part (S390_F0_REGNUM
, 0, length
, out
);
2036 else if (code
== TYPE_CODE_ARRAY
)
2038 /* Vector: left-aligned in v24. */
2040 regcache
->cooked_write_part (S390_V24_REGNUM
, 0, length
, in
);
2042 regcache
->cooked_read_part (S390_V24_REGNUM
, 0, length
, out
);
2044 else if (length
<= word_size
)
2046 /* Integer: zero- or sign-extended in r2. */
2048 regcache
->cooked_read_part (S390_R2_REGNUM
, word_size
- length
, length
,
2050 else if (type
->is_unsigned ())
2051 regcache_cooked_write_unsigned
2052 (regcache
, S390_R2_REGNUM
,
2053 extract_unsigned_integer (in
, length
, byte_order
));
2055 regcache_cooked_write_signed
2056 (regcache
, S390_R2_REGNUM
,
2057 extract_signed_integer (in
, length
, byte_order
));
2059 else if (length
== 2 * word_size
)
2061 /* Double word: in r2 and r3. */
2064 regcache
->cooked_write (S390_R2_REGNUM
, in
);
2065 regcache
->cooked_write (S390_R3_REGNUM
, in
+ word_size
);
2069 regcache
->cooked_read (S390_R2_REGNUM
, out
);
2070 regcache
->cooked_read (S390_R3_REGNUM
, out
+ word_size
);
2074 internal_error (__FILE__
, __LINE__
, _("invalid return type"));
2077 /* Implement the 'return_value' gdbarch method. */
2079 static enum return_value_convention
2080 s390_return_value (struct gdbarch
*gdbarch
, struct value
*function
,
2081 struct type
*type
, struct regcache
*regcache
,
2082 gdb_byte
*out
, const gdb_byte
*in
)
2084 enum return_value_convention rvc
;
2086 type
= check_typedef (type
);
2088 switch (type
->code ())
2090 case TYPE_CODE_STRUCT
:
2091 case TYPE_CODE_UNION
:
2092 case TYPE_CODE_COMPLEX
:
2093 rvc
= RETURN_VALUE_STRUCT_CONVENTION
;
2095 case TYPE_CODE_ARRAY
:
2096 rvc
= (gdbarch_tdep (gdbarch
)->vector_abi
== S390_VECTOR_ABI_128
2097 && TYPE_LENGTH (type
) <= 16 && type
->is_vector ())
2098 ? RETURN_VALUE_REGISTER_CONVENTION
2099 : RETURN_VALUE_STRUCT_CONVENTION
;
2102 rvc
= TYPE_LENGTH (type
) <= 8
2103 ? RETURN_VALUE_REGISTER_CONVENTION
2104 : RETURN_VALUE_STRUCT_CONVENTION
;
2107 if (in
!= NULL
|| out
!= NULL
)
2109 if (rvc
== RETURN_VALUE_REGISTER_CONVENTION
)
2110 s390_register_return_value (gdbarch
, type
, regcache
, out
, in
);
2111 else if (in
!= NULL
)
2112 error (_("Cannot set function return value."));
2114 error (_("Function return value unknown."));
2120 /* Frame unwinding. */
2122 /* Implement the stack_frame_destroyed_p gdbarch method. */
2125 s390_stack_frame_destroyed_p (struct gdbarch
*gdbarch
, CORE_ADDR pc
)
2127 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
2129 /* In frameless functions, there's no frame to destroy and thus
2130 we don't care about the epilogue.
2132 In functions with frame, the epilogue sequence is a pair of
2133 a LM-type instruction that restores (amongst others) the
2134 return register %r14 and the stack pointer %r15, followed
2135 by a branch 'br %r14' --or equivalent-- that effects the
2138 In that situation, this function needs to return 'true' in
2139 exactly one case: when pc points to that branch instruction.
2141 Thus we try to disassemble the one instructions immediately
2142 preceding pc and check whether it is an LM-type instruction
2143 modifying the stack pointer.
2145 Note that disassembling backwards is not reliable, so there
2146 is a slight chance of false positives here ... */
2149 unsigned int r1
, r3
, b2
;
2153 && !target_read_memory (pc
- 4, insn
, 4)
2154 && is_rs (insn
, op_lm
, &r1
, &r3
, &d2
, &b2
)
2155 && r3
== S390_SP_REGNUM
- S390_R0_REGNUM
)
2159 && !target_read_memory (pc
- 6, insn
, 6)
2160 && is_rsy (insn
, op1_lmy
, op2_lmy
, &r1
, &r3
, &d2
, &b2
)
2161 && r3
== S390_SP_REGNUM
- S390_R0_REGNUM
)
2165 && !target_read_memory (pc
- 6, insn
, 6)
2166 && is_rsy (insn
, op1_lmg
, op2_lmg
, &r1
, &r3
, &d2
, &b2
)
2167 && r3
== S390_SP_REGNUM
- S390_R0_REGNUM
)
2173 /* Implement unwind_pc gdbarch method. */
2176 s390_unwind_pc (struct gdbarch
*gdbarch
, struct frame_info
*next_frame
)
2178 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2180 pc
= frame_unwind_register_unsigned (next_frame
, tdep
->pc_regnum
);
2181 return gdbarch_addr_bits_remove (gdbarch
, pc
);
2184 /* Implement unwind_sp gdbarch method. */
2187 s390_unwind_sp (struct gdbarch
*gdbarch
, struct frame_info
*next_frame
)
2190 sp
= frame_unwind_register_unsigned (next_frame
, S390_SP_REGNUM
);
2191 return gdbarch_addr_bits_remove (gdbarch
, sp
);
2194 /* Helper routine to unwind pseudo registers. */
2196 static struct value
*
2197 s390_unwind_pseudo_register (struct frame_info
*this_frame
, int regnum
)
2199 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2200 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2201 struct type
*type
= register_type (gdbarch
, regnum
);
2203 /* Unwind PC via PSW address. */
2204 if (regnum
== tdep
->pc_regnum
)
2208 val
= frame_unwind_register_value (this_frame
, S390_PSWA_REGNUM
);
2209 if (!value_optimized_out (val
))
2211 LONGEST pswa
= value_as_long (val
);
2213 if (TYPE_LENGTH (type
) == 4)
2214 return value_from_pointer (type
, pswa
& 0x7fffffff);
2216 return value_from_pointer (type
, pswa
);
2220 /* Unwind CC via PSW mask. */
2221 if (regnum
== tdep
->cc_regnum
)
2225 val
= frame_unwind_register_value (this_frame
, S390_PSWM_REGNUM
);
2226 if (!value_optimized_out (val
))
2228 LONGEST pswm
= value_as_long (val
);
2230 if (TYPE_LENGTH (type
) == 4)
2231 return value_from_longest (type
, (pswm
>> 12) & 3);
2233 return value_from_longest (type
, (pswm
>> 44) & 3);
2237 /* Unwind full GPRs to show at least the lower halves (as the
2238 upper halves are undefined). */
2239 if (regnum_is_gpr_full (tdep
, regnum
))
2241 int reg
= regnum
- tdep
->gpr_full_regnum
;
2244 val
= frame_unwind_register_value (this_frame
, S390_R0_REGNUM
+ reg
);
2245 if (!value_optimized_out (val
))
2246 return value_cast (type
, val
);
2249 return allocate_optimized_out_value (type
);
2252 /* Translate a .eh_frame register to DWARF register, or adjust a
2253 .debug_frame register. */
2256 s390_adjust_frame_regnum (struct gdbarch
*gdbarch
, int num
, int eh_frame_p
)
2258 /* See s390_dwarf_reg_to_regnum for comments. */
2259 return (num
>= 0 && num
< 16) ? num
+ s390_dwarf_reg_r0l
: num
;
2262 /* DWARF-2 frame unwinding. */
2264 /* Function to unwind a pseudo-register in dwarf2_frame unwinder. Used by
2265 s390_dwarf2_frame_init_reg. */
2267 static struct value
*
2268 s390_dwarf2_prev_register (struct frame_info
*this_frame
, void **this_cache
,
2271 return s390_unwind_pseudo_register (this_frame
, regnum
);
2274 /* Implement init_reg dwarf2_frame method. */
2277 s390_dwarf2_frame_init_reg (struct gdbarch
*gdbarch
, int regnum
,
2278 struct dwarf2_frame_state_reg
*reg
,
2279 struct frame_info
*this_frame
)
2281 /* The condition code (and thus PSW mask) is call-clobbered. */
2282 if (regnum
== S390_PSWM_REGNUM
)
2283 reg
->how
= DWARF2_FRAME_REG_UNDEFINED
;
2285 /* The PSW address unwinds to the return address. */
2286 else if (regnum
== S390_PSWA_REGNUM
)
2287 reg
->how
= DWARF2_FRAME_REG_RA
;
2289 /* Fixed registers are call-saved or call-clobbered
2290 depending on the ABI in use. */
2291 else if (regnum
< S390_NUM_REGS
)
2293 if (s390_register_call_saved (gdbarch
, regnum
))
2294 reg
->how
= DWARF2_FRAME_REG_SAME_VALUE
;
2296 reg
->how
= DWARF2_FRAME_REG_UNDEFINED
;
2299 /* We install a special function to unwind pseudos. */
2302 reg
->how
= DWARF2_FRAME_REG_FN
;
2303 reg
->loc
.fn
= s390_dwarf2_prev_register
;
2307 /* Frame unwinding. */
2309 /* Wrapper for trad_frame_get_prev_register to allow for s390 pseudo
2310 register translation. */
2313 s390_trad_frame_prev_register (struct frame_info
*this_frame
,
2314 struct trad_frame_saved_reg saved_regs
[],
2317 if (regnum
< S390_NUM_REGS
)
2318 return trad_frame_get_prev_register (this_frame
, saved_regs
, regnum
);
2320 return s390_unwind_pseudo_register (this_frame
, regnum
);
2323 /* Normal stack frames. */
2325 struct s390_unwind_cache
{
2328 CORE_ADDR frame_base
;
2329 CORE_ADDR local_base
;
2331 struct trad_frame_saved_reg
*saved_regs
;
2334 /* Unwind THIS_FRAME and write the information into unwind cache INFO using
2335 prologue analysis. Helper for s390_frame_unwind_cache. */
2338 s390_prologue_frame_unwind_cache (struct frame_info
*this_frame
,
2339 struct s390_unwind_cache
*info
)
2341 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2342 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
2343 struct s390_prologue_data data
;
2344 pv_t
*fp
= &data
.gpr
[S390_FRAME_REGNUM
- S390_R0_REGNUM
];
2345 pv_t
*sp
= &data
.gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
];
2354 struct frame_info
*next_frame
;
2356 /* Try to find the function start address. If we can't find it, we don't
2357 bother searching for it -- with modern compilers this would be mostly
2358 pointless anyway. Trust that we'll either have valid DWARF-2 CFI data
2359 or else a valid backchain ... */
2360 if (!get_frame_func_if_available (this_frame
, &info
->func
))
2367 /* Try to analyze the prologue. */
2368 result
= s390_analyze_prologue (gdbarch
, func
,
2369 get_frame_pc (this_frame
), &data
);
2373 /* If this was successful, we should have found the instruction that
2374 sets the stack pointer register to the previous value of the stack
2375 pointer minus the frame size. */
2376 if (!pv_is_register (*sp
, S390_SP_REGNUM
))
2379 /* A frame size of zero at this point can mean either a real
2380 frameless function, or else a failure to find the prologue.
2381 Perform some sanity checks to verify we really have a
2382 frameless function. */
2385 /* If the next frame is a NORMAL_FRAME, this frame *cannot* have frame
2386 size zero. This is only possible if the next frame is a sentinel
2387 frame, a dummy frame, or a signal trampoline frame. */
2388 /* FIXME: cagney/2004-05-01: This sanity check shouldn't be
2389 needed, instead the code should simpliy rely on its
2391 next_frame
= get_next_frame (this_frame
);
2392 while (next_frame
&& get_frame_type (next_frame
) == INLINE_FRAME
)
2393 next_frame
= get_next_frame (next_frame
);
2395 && get_frame_type (get_next_frame (this_frame
)) == NORMAL_FRAME
)
2398 /* If we really have a frameless function, %r14 must be valid
2399 -- in particular, it must point to a different function. */
2400 reg
= get_frame_register_unsigned (this_frame
, S390_RETADDR_REGNUM
);
2401 reg
= gdbarch_addr_bits_remove (gdbarch
, reg
) - 1;
2402 if (get_pc_function_start (reg
) == func
)
2404 /* However, there is one case where it *is* valid for %r14
2405 to point to the same function -- if this is a recursive
2406 call, and we have stopped in the prologue *before* the
2407 stack frame was allocated.
2409 Recognize this case by looking ahead a bit ... */
2411 struct s390_prologue_data data2
;
2412 pv_t
*sp2
= &data2
.gpr
[S390_SP_REGNUM
- S390_R0_REGNUM
];
2414 if (!(s390_analyze_prologue (gdbarch
, func
, (CORE_ADDR
)-1, &data2
)
2415 && pv_is_register (*sp2
, S390_SP_REGNUM
)
2421 /* OK, we've found valid prologue data. */
2424 /* If the frame pointer originally also holds the same value
2425 as the stack pointer, we're probably using it. If it holds
2426 some other value -- even a constant offset -- it is most
2427 likely used as temp register. */
2428 if (pv_is_identical (*sp
, *fp
))
2429 frame_pointer
= S390_FRAME_REGNUM
;
2431 frame_pointer
= S390_SP_REGNUM
;
2433 /* If we've detected a function with stack frame, we'll still have to
2434 treat it as frameless if we're currently within the function epilog
2435 code at a point where the frame pointer has already been restored.
2436 This can only happen in an innermost frame. */
2437 /* FIXME: cagney/2004-05-01: This sanity check shouldn't be needed,
2438 instead the code should simpliy rely on its analysis. */
2439 next_frame
= get_next_frame (this_frame
);
2440 while (next_frame
&& get_frame_type (next_frame
) == INLINE_FRAME
)
2441 next_frame
= get_next_frame (next_frame
);
2443 && (next_frame
== NULL
2444 || get_frame_type (get_next_frame (this_frame
)) != NORMAL_FRAME
))
2446 /* See the comment in s390_stack_frame_destroyed_p on why this is
2447 not completely reliable ... */
2448 if (s390_stack_frame_destroyed_p (gdbarch
, get_frame_pc (this_frame
)))
2450 memset (&data
, 0, sizeof (data
));
2452 frame_pointer
= S390_SP_REGNUM
;
2456 /* Once we know the frame register and the frame size, we can unwind
2457 the current value of the frame register from the next frame, and
2458 add back the frame size to arrive that the previous frame's
2459 stack pointer value. */
2460 prev_sp
= get_frame_register_unsigned (this_frame
, frame_pointer
) + size
;
2461 cfa
= prev_sp
+ 16*word_size
+ 32;
2463 /* Set up ABI call-saved/call-clobbered registers. */
2464 for (i
= 0; i
< S390_NUM_REGS
; i
++)
2465 if (!s390_register_call_saved (gdbarch
, i
))
2466 trad_frame_set_unknown (info
->saved_regs
, i
);
2468 /* CC is always call-clobbered. */
2469 trad_frame_set_unknown (info
->saved_regs
, S390_PSWM_REGNUM
);
2471 /* Record the addresses of all register spill slots the prologue parser
2472 has recognized. Consider only registers defined as call-saved by the
2473 ABI; for call-clobbered registers the parser may have recognized
2476 for (i
= 0; i
< 16; i
++)
2477 if (s390_register_call_saved (gdbarch
, S390_R0_REGNUM
+ i
)
2478 && data
.gpr_slot
[i
] != 0)
2479 info
->saved_regs
[S390_R0_REGNUM
+ i
].addr
= cfa
- data
.gpr_slot
[i
];
2481 for (i
= 0; i
< 16; i
++)
2482 if (s390_register_call_saved (gdbarch
, S390_F0_REGNUM
+ i
)
2483 && data
.fpr_slot
[i
] != 0)
2484 info
->saved_regs
[S390_F0_REGNUM
+ i
].addr
= cfa
- data
.fpr_slot
[i
];
2486 /* Function return will set PC to %r14. */
2487 info
->saved_regs
[S390_PSWA_REGNUM
] = info
->saved_regs
[S390_RETADDR_REGNUM
];
2489 /* In frameless functions, we unwind simply by moving the return
2490 address to the PC. However, if we actually stored to the
2491 save area, use that -- we might only think the function frameless
2492 because we're in the middle of the prologue ... */
2494 && !trad_frame_addr_p (info
->saved_regs
, S390_PSWA_REGNUM
))
2496 info
->saved_regs
[S390_PSWA_REGNUM
].realreg
= S390_RETADDR_REGNUM
;
2499 /* Another sanity check: unless this is a frameless function,
2500 we should have found spill slots for SP and PC.
2501 If not, we cannot unwind further -- this happens e.g. in
2502 libc's thread_start routine. */
2505 if (!trad_frame_addr_p (info
->saved_regs
, S390_SP_REGNUM
)
2506 || !trad_frame_addr_p (info
->saved_regs
, S390_PSWA_REGNUM
))
2510 /* We use the current value of the frame register as local_base,
2511 and the top of the register save area as frame_base. */
2514 info
->frame_base
= prev_sp
+ 16*word_size
+ 32;
2515 info
->local_base
= prev_sp
- size
;
2521 /* Unwind THIS_FRAME and write the information into unwind cache INFO using
2522 back chain unwinding. Helper for s390_frame_unwind_cache. */
2525 s390_backchain_frame_unwind_cache (struct frame_info
*this_frame
,
2526 struct s390_unwind_cache
*info
)
2528 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2529 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
2530 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
2531 CORE_ADDR backchain
;
2536 /* Set up ABI call-saved/call-clobbered registers. */
2537 for (i
= 0; i
< S390_NUM_REGS
; i
++)
2538 if (!s390_register_call_saved (gdbarch
, i
))
2539 trad_frame_set_unknown (info
->saved_regs
, i
);
2541 /* CC is always call-clobbered. */
2542 trad_frame_set_unknown (info
->saved_regs
, S390_PSWM_REGNUM
);
2544 /* Get the backchain. */
2545 reg
= get_frame_register_unsigned (this_frame
, S390_SP_REGNUM
);
2546 if (!safe_read_memory_integer (reg
, word_size
, byte_order
, &tmp
))
2548 backchain
= (CORE_ADDR
) tmp
;
2550 /* A zero backchain terminates the frame chain. As additional
2551 sanity check, let's verify that the spill slot for SP in the
2552 save area pointed to by the backchain in fact links back to
2555 && safe_read_memory_integer (backchain
+ 15*word_size
,
2556 word_size
, byte_order
, &sp
)
2557 && (CORE_ADDR
)sp
== backchain
)
2559 /* We don't know which registers were saved, but it will have
2560 to be at least %r14 and %r15. This will allow us to continue
2561 unwinding, but other prev-frame registers may be incorrect ... */
2562 info
->saved_regs
[S390_SP_REGNUM
].addr
= backchain
+ 15*word_size
;
2563 info
->saved_regs
[S390_RETADDR_REGNUM
].addr
= backchain
+ 14*word_size
;
2565 /* Function return will set PC to %r14. */
2566 info
->saved_regs
[S390_PSWA_REGNUM
]
2567 = info
->saved_regs
[S390_RETADDR_REGNUM
];
2569 /* We use the current value of the frame register as local_base,
2570 and the top of the register save area as frame_base. */
2571 info
->frame_base
= backchain
+ 16*word_size
+ 32;
2572 info
->local_base
= reg
;
2575 info
->func
= get_frame_pc (this_frame
);
2578 /* Unwind THIS_FRAME and return the corresponding unwind cache for
2579 s390_frame_unwind and s390_frame_base. */
2581 static struct s390_unwind_cache
*
2582 s390_frame_unwind_cache (struct frame_info
*this_frame
,
2583 void **this_prologue_cache
)
2585 struct s390_unwind_cache
*info
;
2587 if (*this_prologue_cache
)
2588 return (struct s390_unwind_cache
*) *this_prologue_cache
;
2590 info
= FRAME_OBSTACK_ZALLOC (struct s390_unwind_cache
);
2591 *this_prologue_cache
= info
;
2592 info
->saved_regs
= trad_frame_alloc_saved_regs (this_frame
);
2594 info
->frame_base
= -1;
2595 info
->local_base
= -1;
2599 /* Try to use prologue analysis to fill the unwind cache.
2600 If this fails, fall back to reading the stack backchain. */
2601 if (!s390_prologue_frame_unwind_cache (this_frame
, info
))
2602 s390_backchain_frame_unwind_cache (this_frame
, info
);
2604 catch (const gdb_exception_error
&ex
)
2606 if (ex
.error
!= NOT_AVAILABLE_ERROR
)
2613 /* Implement this_id frame_unwind method for s390_frame_unwind. */
2616 s390_frame_this_id (struct frame_info
*this_frame
,
2617 void **this_prologue_cache
,
2618 struct frame_id
*this_id
)
2620 struct s390_unwind_cache
*info
2621 = s390_frame_unwind_cache (this_frame
, this_prologue_cache
);
2623 if (info
->frame_base
== -1)
2625 if (info
->func
!= -1)
2626 *this_id
= frame_id_build_unavailable_stack (info
->func
);
2630 *this_id
= frame_id_build (info
->frame_base
, info
->func
);
2633 /* Implement prev_register frame_unwind method for s390_frame_unwind. */
2635 static struct value
*
2636 s390_frame_prev_register (struct frame_info
*this_frame
,
2637 void **this_prologue_cache
, int regnum
)
2639 struct s390_unwind_cache
*info
2640 = s390_frame_unwind_cache (this_frame
, this_prologue_cache
);
2642 return s390_trad_frame_prev_register (this_frame
, info
->saved_regs
, regnum
);
2645 /* Default S390 frame unwinder. */
2647 static const struct frame_unwind s390_frame_unwind
= {
2649 default_frame_unwind_stop_reason
,
2651 s390_frame_prev_register
,
2653 default_frame_sniffer
2656 /* Code stubs and their stack frames. For things like PLTs and NULL
2657 function calls (where there is no true frame and the return address
2658 is in the RETADDR register). */
2660 struct s390_stub_unwind_cache
2662 CORE_ADDR frame_base
;
2663 struct trad_frame_saved_reg
*saved_regs
;
2666 /* Unwind THIS_FRAME and return the corresponding unwind cache for
2667 s390_stub_frame_unwind. */
2669 static struct s390_stub_unwind_cache
*
2670 s390_stub_frame_unwind_cache (struct frame_info
*this_frame
,
2671 void **this_prologue_cache
)
2673 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
2674 int word_size
= gdbarch_ptr_bit (gdbarch
) / 8;
2675 struct s390_stub_unwind_cache
*info
;
2678 if (*this_prologue_cache
)
2679 return (struct s390_stub_unwind_cache
*) *this_prologue_cache
;
2681 info
= FRAME_OBSTACK_ZALLOC (struct s390_stub_unwind_cache
);
2682 *this_prologue_cache
= info
;
2683 info
->saved_regs
= trad_frame_alloc_saved_regs (this_frame
);
2685 /* The return address is in register %r14. */
2686 info
->saved_regs
[S390_PSWA_REGNUM
].realreg
= S390_RETADDR_REGNUM
;
2688 /* Retrieve stack pointer and determine our frame base. */
2689 reg
= get_frame_register_unsigned (this_frame
, S390_SP_REGNUM
);
2690 info
->frame_base
= reg
+ 16*word_size
+ 32;
2695 /* Implement this_id frame_unwind method for s390_stub_frame_unwind. */
2698 s390_stub_frame_this_id (struct frame_info
*this_frame
,
2699 void **this_prologue_cache
,
2700 struct frame_id
*this_id
)
2702 struct s390_stub_unwind_cache
*info
2703 = s390_stub_frame_unwind_cache (this_frame
, this_prologue_cache
);
2704 *this_id
= frame_id_build (info
->frame_base
, get_frame_pc (this_frame
));
2707 /* Implement prev_register frame_unwind method for s390_stub_frame_unwind. */
2709 static struct value
*
2710 s390_stub_frame_prev_register (struct frame_info
*this_frame
,
2711 void **this_prologue_cache
, int regnum
)
2713 struct s390_stub_unwind_cache
*info
2714 = s390_stub_frame_unwind_cache (this_frame
, this_prologue_cache
);
2715 return s390_trad_frame_prev_register (this_frame
, info
->saved_regs
, regnum
);
2718 /* Implement sniffer frame_unwind method for s390_stub_frame_unwind. */
2721 s390_stub_frame_sniffer (const struct frame_unwind
*self
,
2722 struct frame_info
*this_frame
,
2723 void **this_prologue_cache
)
2725 CORE_ADDR addr_in_block
;
2726 bfd_byte insn
[S390_MAX_INSTR_SIZE
];
2728 /* If the current PC points to non-readable memory, we assume we
2729 have trapped due to an invalid function pointer call. We handle
2730 the non-existing current function like a PLT stub. */
2731 addr_in_block
= get_frame_address_in_block (this_frame
);
2732 if (in_plt_section (addr_in_block
)
2733 || s390_readinstruction (insn
, get_frame_pc (this_frame
)) < 0)
2738 /* S390 stub frame unwinder. */
2740 static const struct frame_unwind s390_stub_frame_unwind
= {
2742 default_frame_unwind_stop_reason
,
2743 s390_stub_frame_this_id
,
2744 s390_stub_frame_prev_register
,
2746 s390_stub_frame_sniffer
2749 /* Frame base handling. */
2752 s390_frame_base_address (struct frame_info
*this_frame
, void **this_cache
)
2754 struct s390_unwind_cache
*info
2755 = s390_frame_unwind_cache (this_frame
, this_cache
);
2756 return info
->frame_base
;
2760 s390_local_base_address (struct frame_info
*this_frame
, void **this_cache
)
2762 struct s390_unwind_cache
*info
2763 = s390_frame_unwind_cache (this_frame
, this_cache
);
2764 return info
->local_base
;
2767 static const struct frame_base s390_frame_base
= {
2769 s390_frame_base_address
,
2770 s390_local_base_address
,
2771 s390_local_base_address
2774 /* Process record-replay */
2776 /* Takes the intermediate sum of address calculations and masks off upper
2777 bits according to current addressing mode. */
2780 s390_record_address_mask (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
2783 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2784 ULONGEST pswm
, pswa
;
2786 if (tdep
->abi
== ABI_LINUX_S390
)
2788 regcache_raw_read_unsigned (regcache
, S390_PSWA_REGNUM
, &pswa
);
2789 am
= pswa
>> 31 & 1;
2793 regcache_raw_read_unsigned (regcache
, S390_PSWM_REGNUM
, &pswm
);
2794 am
= pswm
>> 31 & 3;
2799 return val
& 0xffffff;
2801 return val
& 0x7fffffff;
2805 fprintf_unfiltered (gdb_stdlog
, "Warning: Addressing mode %d used.", am
);
2810 /* Calculates memory address using pre-calculated index, raw instruction word
2811 with b and d/dl fields, and raw instruction byte with dh field. Index and
2812 dh should be set to 0 if unused. */
2815 s390_record_calc_disp_common (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
2816 ULONGEST x
, uint16_t bd
, int8_t dh
)
2818 uint8_t rb
= bd
>> 12 & 0xf;
2819 int32_t d
= (bd
& 0xfff) | ((int32_t)dh
<< 12);
2821 CORE_ADDR res
= d
+ x
;
2824 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ rb
, &b
);
2827 return s390_record_address_mask (gdbarch
, regcache
, res
);
2830 /* Calculates memory address using raw x, b + d/dl, dh fields from
2831 instruction. rx and dh should be set to 0 if unused. */
2834 s390_record_calc_disp (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
2835 uint8_t rx
, uint16_t bd
, int8_t dh
)
2839 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ rx
, &x
);
2840 return s390_record_calc_disp_common (gdbarch
, regcache
, x
, bd
, dh
);
2843 /* Calculates memory address for VSCE[GF] instructions. */
2846 s390_record_calc_disp_vsce (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
2847 uint8_t vx
, uint8_t el
, uint8_t es
, uint16_t bd
,
2848 int8_t dh
, CORE_ADDR
*res
)
2850 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2851 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
2854 if (tdep
->v0_full_regnum
== -1 || el
* es
>= 16)
2857 regcache
->cooked_read (tdep
->v0_full_regnum
+ vx
, buf
);
2859 regcache
->raw_read (S390_V16_REGNUM
+ vx
- 16, buf
);
2860 x
= extract_unsigned_integer (buf
+ el
* es
, es
, byte_order
);
2861 *res
= s390_record_calc_disp_common (gdbarch
, regcache
, x
, bd
, dh
);
2865 /* Calculates memory address for instructions with relative long addressing. */
2868 s390_record_calc_rl (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
2869 CORE_ADDR addr
, uint16_t i1
, uint16_t i2
)
2871 int32_t ri
= i1
<< 16 | i2
;
2872 return s390_record_address_mask (gdbarch
, regcache
, addr
+ (LONGEST
)ri
* 2);
2875 /* Population count helper. */
2877 static int s390_popcnt (unsigned int x
) {
2888 /* Record 64-bit register. */
2891 s390_record_gpr_g (struct gdbarch
*gdbarch
, struct regcache
*regcache
, int i
)
2893 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2894 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
2896 if (tdep
->abi
== ABI_LINUX_S390
)
2897 if (record_full_arch_list_add_reg (regcache
, S390_R0_UPPER_REGNUM
+ i
))
2902 /* Record high 32 bits of a register. */
2905 s390_record_gpr_h (struct gdbarch
*gdbarch
, struct regcache
*regcache
, int i
)
2907 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2908 if (tdep
->abi
== ABI_LINUX_S390
)
2910 if (record_full_arch_list_add_reg (regcache
, S390_R0_UPPER_REGNUM
+ i
))
2915 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
2921 /* Record vector register. */
2924 s390_record_vr (struct gdbarch
*gdbarch
, struct regcache
*regcache
, int i
)
2928 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ i
))
2930 if (record_full_arch_list_add_reg (regcache
, S390_V0_LOWER_REGNUM
+ i
))
2935 if (record_full_arch_list_add_reg (regcache
, S390_V16_REGNUM
+ i
- 16))
2941 /* Implement process_record gdbarch method. */
2944 s390_process_record (struct gdbarch
*gdbarch
, struct regcache
*regcache
,
2947 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2948 uint16_t insn
[3] = {0};
2949 /* Instruction as bytes. */
2951 /* Instruction as nibbles. */
2953 /* Instruction vector registers. */
2955 CORE_ADDR oaddr
, oaddr2
, oaddr3
;
2958 /* if EX/EXRL instruction used, here's the reg parameter */
2960 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
2962 /* Attempting to use EX or EXRL jumps back here */
2965 /* Read instruction. */
2966 insn
[0] = read_memory_unsigned_integer (addr
, 2, byte_order
);
2967 /* If execute was involved, do the adjustment. */
2969 insn
[0] |= ex
& 0xff;
2970 /* Two highest bits determine instruction size. */
2971 if (insn
[0] >= 0x4000)
2972 insn
[1] = read_memory_unsigned_integer (addr
+2, 2, byte_order
);
2974 /* Not necessary, but avoids uninitialized variable warnings. */
2976 if (insn
[0] >= 0xc000)
2977 insn
[2] = read_memory_unsigned_integer (addr
+4, 2, byte_order
);
2980 /* Split instruction into bytes and nibbles. */
2981 for (i
= 0; i
< 3; i
++)
2983 ibyte
[i
*2] = insn
[i
] >> 8 & 0xff;
2984 ibyte
[i
*2+1] = insn
[i
] & 0xff;
2986 for (i
= 0; i
< 6; i
++)
2988 inib
[i
*2] = ibyte
[i
] >> 4 & 0xf;
2989 inib
[i
*2+1] = ibyte
[i
] & 0xf;
2991 /* Compute vector registers, if applicable. */
2992 ivec
[0] = (inib
[9] >> 3 & 1) << 4 | inib
[2];
2993 ivec
[1] = (inib
[9] >> 2 & 1) << 4 | inib
[3];
2994 ivec
[2] = (inib
[9] >> 1 & 1) << 4 | inib
[4];
2995 ivec
[3] = (inib
[9] >> 0 & 1) << 4 | inib
[8];
2999 /* 0x00 undefined */
3002 /* E-format instruction */
3005 /* 0x00 undefined */
3006 /* 0x01 unsupported: PR - program return */
3007 /* 0x02 unsupported: UPT */
3008 /* 0x03 undefined */
3009 /* 0x04 privileged: PTFF - perform timing facility function */
3010 /* 0x05-0x06 undefined */
3011 /* 0x07 privileged: SCKPF - set clock programmable field */
3012 /* 0x08-0x09 undefined */
3014 case 0x0a: /* PFPO - perform floating point operation */
3015 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
3016 if (!(tmp
& 0x80000000u
))
3018 uint8_t ofc
= tmp
>> 16 & 0xff;
3021 case 0x00: /* HFP32 */
3022 case 0x01: /* HFP64 */
3023 case 0x05: /* BFP32 */
3024 case 0x06: /* BFP64 */
3025 case 0x08: /* DFP32 */
3026 case 0x09: /* DFP64 */
3027 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
))
3030 case 0x02: /* HFP128 */
3031 case 0x07: /* BFP128 */
3032 case 0x0a: /* DFP128 */
3033 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
))
3035 if (record_full_arch_list_add_reg (regcache
, S390_F2_REGNUM
))
3039 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown PFPO OFC %02x at %s.\n",
3040 ofc
, paddress (gdbarch
, addr
));
3044 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
3047 if (record_full_arch_list_add_reg (regcache
, S390_R1_REGNUM
))
3049 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3053 case 0x0b: /* TAM - test address mode */
3054 case 0x0c: /* SAM24 - set address mode 24 */
3055 case 0x0d: /* SAM31 - set address mode 31 */
3056 case 0x0e: /* SAM64 - set address mode 64 */
3057 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3061 /* 0x0f-0xfe undefined */
3063 /* 0xff unsupported: TRAP */
3070 /* 0x02 undefined */
3071 /* 0x03 undefined */
3073 case 0x04: /* SPM - set program mask */
3074 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3078 case 0x05: /* BALR - branch and link */
3079 case 0x45: /* BAL - branch and link */
3080 case 0x06: /* BCTR - branch on count */
3081 case 0x46: /* BCT - branch on count */
3082 case 0x0d: /* BASR - branch and save */
3083 case 0x4d: /* BAS - branch and save */
3084 case 0x84: /* BRXH - branch relative on index high */
3085 case 0x85: /* BRXLE - branch relative on index low or equal */
3086 case 0x86: /* BXH - branch on index high */
3087 case 0x87: /* BXLE - branch on index low or equal */
3088 /* BA[SL]* use native-size destination for linkage info, BCT*, BRX*, BX*
3089 use 32-bit destination as counter. */
3090 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3094 case 0x07: /* BCR - branch on condition */
3095 case 0x47: /* BC - branch on condition */
3096 /* No effect other than PC transfer. */
3099 /* 0x08 undefined */
3100 /* 0x09 undefined */
3103 /* SVC - supervisor call */
3104 if (tdep
->s390_syscall_record
!= NULL
)
3106 if (tdep
->s390_syscall_record (regcache
, ibyte
[1]))
3111 printf_unfiltered (_("no syscall record support\n"));
3116 case 0x0b: /* BSM - branch and set mode */
3118 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3120 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3124 case 0x0c: /* BASSM - branch and save and set mode */
3125 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3127 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3131 case 0x0e: /* MVCL - move long [interruptible] */
3132 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
3133 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
3134 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1), &tmp
);
3136 if (record_full_arch_list_add_mem (oaddr
, tmp
))
3138 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3140 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
3142 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
3144 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
3146 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3150 case 0x0f: /* CLCL - compare logical long [interruptible] */
3151 case 0xa9: /* CLCLE - compare logical long extended [partial] */
3152 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3154 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
3156 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
3158 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
3160 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3164 case 0x10: /* LPR - load positive */
3165 case 0x11: /* LNR - load negative */
3166 case 0x12: /* LTR - load and test */
3167 case 0x13: /* LCR - load complement */
3168 case 0x14: /* NR - and */
3169 case 0x16: /* OR - or */
3170 case 0x17: /* XR - xor */
3171 case 0x1a: /* AR - add */
3172 case 0x1b: /* SR - subtract */
3173 case 0x1e: /* ALR - add logical */
3174 case 0x1f: /* SLR - subtract logical */
3175 case 0x54: /* N - and */
3176 case 0x56: /* O - or */
3177 case 0x57: /* X - xor */
3178 case 0x5a: /* A - add */
3179 case 0x5b: /* S - subtract */
3180 case 0x5e: /* AL - add logical */
3181 case 0x5f: /* SL - subtract logical */
3182 case 0x4a: /* AH - add halfword */
3183 case 0x4b: /* SH - subtract halfword */
3184 case 0x8a: /* SRA - shift right single */
3185 case 0x8b: /* SLA - shift left single */
3186 case 0xbf: /* ICM - insert characters under mask */
3187 /* 32-bit destination + flags */
3188 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3190 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3194 case 0x15: /* CLR - compare logical */
3195 case 0x55: /* CL - compare logical */
3196 case 0x19: /* CR - compare */
3197 case 0x29: /* CDR - compare */
3198 case 0x39: /* CER - compare */
3199 case 0x49: /* CH - compare halfword */
3200 case 0x59: /* C - compare */
3201 case 0x69: /* CD - compare */
3202 case 0x79: /* CE - compare */
3203 case 0x91: /* TM - test under mask */
3204 case 0x95: /* CLI - compare logical */
3205 case 0xbd: /* CLM - compare logical under mask */
3206 case 0xd5: /* CLC - compare logical */
3207 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3211 case 0x18: /* LR - load */
3212 case 0x48: /* LH - load halfword */
3213 case 0x58: /* L - load */
3214 case 0x41: /* LA - load address */
3215 case 0x43: /* IC - insert character */
3216 case 0x4c: /* MH - multiply halfword */
3217 case 0x71: /* MS - multiply single */
3218 case 0x88: /* SRL - shift right single logical */
3219 case 0x89: /* SLL - shift left single logical */
3220 /* 32-bit, 8-bit (IC), or native width (LA) destination, no flags */
3221 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3225 case 0x1c: /* MR - multiply */
3226 case 0x5c: /* M - multiply */
3227 case 0x1d: /* DR - divide */
3228 case 0x5d: /* D - divide */
3229 case 0x8c: /* SRDL - shift right double logical */
3230 case 0x8d: /* SLDL - shift left double logical */
3231 /* 32-bit pair destination, no flags */
3232 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3234 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
3238 case 0x20: /* LPDR - load positive */
3239 case 0x30: /* LPER - load positive */
3240 case 0x21: /* LNDR - load negative */
3241 case 0x31: /* LNER - load negative */
3242 case 0x22: /* LTDR - load and test */
3243 case 0x32: /* LTER - load and test */
3244 case 0x23: /* LCDR - load complement */
3245 case 0x33: /* LCER - load complement */
3246 case 0x2a: /* ADR - add */
3247 case 0x3a: /* AER - add */
3248 case 0x6a: /* AD - add */
3249 case 0x7a: /* AE - add */
3250 case 0x2b: /* SDR - subtract */
3251 case 0x3b: /* SER - subtract */
3252 case 0x6b: /* SD - subtract */
3253 case 0x7b: /* SE - subtract */
3254 case 0x2e: /* AWR - add unnormalized */
3255 case 0x3e: /* AUR - add unnormalized */
3256 case 0x6e: /* AW - add unnormalized */
3257 case 0x7e: /* AU - add unnormalized */
3258 case 0x2f: /* SWR - subtract unnormalized */
3259 case 0x3f: /* SUR - subtract unnormalized */
3260 case 0x6f: /* SW - subtract unnormalized */
3261 case 0x7f: /* SU - subtract unnormalized */
3262 /* float destination + flags */
3263 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
3265 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3269 case 0x24: /* HDR - halve */
3270 case 0x34: /* HER - halve */
3271 case 0x25: /* LDXR - load rounded */
3272 case 0x35: /* LEDR - load rounded */
3273 case 0x28: /* LDR - load */
3274 case 0x38: /* LER - load */
3275 case 0x68: /* LD - load */
3276 case 0x78: /* LE - load */
3277 case 0x2c: /* MDR - multiply */
3278 case 0x3c: /* MDER - multiply */
3279 case 0x6c: /* MD - multiply */
3280 case 0x7c: /* MDE - multiply */
3281 case 0x2d: /* DDR - divide */
3282 case 0x3d: /* DER - divide */
3283 case 0x6d: /* DD - divide */
3284 case 0x7d: /* DE - divide */
3285 /* float destination, no flags */
3286 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
3290 case 0x26: /* MXR - multiply */
3291 case 0x27: /* MXDR - multiply */
3292 case 0x67: /* MXD - multiply */
3293 /* float pair destination, no flags */
3294 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
3296 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[2] | 2)))
3300 case 0x36: /* AXR - add */
3301 case 0x37: /* SXR - subtract */
3302 /* float pair destination + flags */
3303 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
3305 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[2] | 2)))
3307 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3311 case 0x40: /* STH - store halfword */
3312 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
3313 if (record_full_arch_list_add_mem (oaddr
, 2))
3317 case 0x42: /* STC - store character */
3318 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
3319 if (record_full_arch_list_add_mem (oaddr
, 1))
3323 case 0x44: /* EX - execute */
3326 fprintf_unfiltered (gdb_stdlog
, "Warning: Double execute at %s.\n",
3327 paddress (gdbarch
, addr
));
3330 addr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
3333 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
3342 case 0x4e: /* CVD - convert to decimal */
3343 case 0x60: /* STD - store */
3344 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
3345 if (record_full_arch_list_add_mem (oaddr
, 8))
3349 case 0x4f: /* CVB - convert to binary */
3350 /* 32-bit gpr destination + FPC (DXC write) */
3351 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3353 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
3357 case 0x50: /* ST - store */
3358 case 0x70: /* STE - store */
3359 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
3360 if (record_full_arch_list_add_mem (oaddr
, 4))
3364 case 0x51: /* LAE - load address extended */
3365 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3367 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[2]))
3371 /* 0x52 undefined */
3372 /* 0x53 undefined */
3374 /* 0x61-0x66 undefined */
3376 /* 0x72-0x77 undefined */
3378 /* 0x80 privileged: SSM - set system mask */
3379 /* 0x81 undefined */
3380 /* 0x82 privileged: LPSW - load PSW */
3381 /* 0x83 privileged: diagnose */
3383 case 0x8e: /* SRDA - shift right double */
3384 case 0x8f: /* SLDA - shift left double */
3385 /* 32-bit pair destination + flags */
3386 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3388 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
3390 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3394 case 0x90: /* STM - store multiple */
3395 case 0x9b: /* STAM - store access multiple */
3396 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
3397 if (inib
[2] <= inib
[3])
3398 n
= inib
[3] - inib
[2] + 1;
3400 n
= inib
[3] + 0x10 - inib
[2] + 1;
3401 if (record_full_arch_list_add_mem (oaddr
, n
* 4))
3405 case 0x92: /* MVI - move */
3406 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
3407 if (record_full_arch_list_add_mem (oaddr
, 1))
3411 case 0x93: /* TS - test and set */
3412 case 0x94: /* NI - and */
3413 case 0x96: /* OI - or */
3414 case 0x97: /* XI - xor */
3415 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
3416 if (record_full_arch_list_add_mem (oaddr
, 1))
3418 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3422 case 0x98: /* LM - load multiple */
3423 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
3424 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
3426 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
3430 /* 0x99 privileged: TRACE */
3432 case 0x9a: /* LAM - load access multiple */
3433 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
3434 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ i
))
3436 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[3]))
3440 /* 0x9c-0x9f privileged and obsolete (old I/O) */
3441 /* 0xa0-0xa4 undefined */
3445 /* RI-format instruction */
3446 switch (ibyte
[0] << 4 | inib
[3])
3448 case 0xa50: /* IIHH - insert immediate */
3449 case 0xa51: /* IIHL - insert immediate */
3450 /* high 32-bit destination */
3451 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
3455 case 0xa52: /* IILH - insert immediate */
3456 case 0xa53: /* IILL - insert immediate */
3457 case 0xa75: /* BRAS - branch relative and save */
3458 case 0xa76: /* BRCT - branch relative on count */
3459 case 0xa78: /* LHI - load halfword immediate */
3460 case 0xa7c: /* MHI - multiply halfword immediate */
3461 /* 32-bit or native destination */
3462 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3466 case 0xa54: /* NIHH - and immediate */
3467 case 0xa55: /* NIHL - and immediate */
3468 case 0xa58: /* OIHH - or immediate */
3469 case 0xa59: /* OIHL - or immediate */
3470 /* high 32-bit destination + flags */
3471 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
3473 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3477 case 0xa56: /* NILH - and immediate */
3478 case 0xa57: /* NILL - and immediate */
3479 case 0xa5a: /* OILH - or immediate */
3480 case 0xa5b: /* OILL - or immediate */
3481 case 0xa7a: /* AHI - add halfword immediate */
3482 /* 32-bit destination + flags */
3483 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3485 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3489 case 0xa5c: /* LLIHH - load logical immediate */
3490 case 0xa5d: /* LLIHL - load logical immediate */
3491 case 0xa5e: /* LLILH - load logical immediate */
3492 case 0xa5f: /* LLILL - load logical immediate */
3493 case 0xa77: /* BRCTG - branch relative on count */
3494 case 0xa79: /* LGHI - load halfword immediate */
3495 case 0xa7d: /* MGHI - multiply halfword immediate */
3496 /* 64-bit destination */
3497 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
3501 case 0xa70: /* TMLH - test under mask */
3502 case 0xa71: /* TMLL - test under mask */
3503 case 0xa72: /* TMHH - test under mask */
3504 case 0xa73: /* TMHL - test under mask */
3505 case 0xa7e: /* CHI - compare halfword immediate */
3506 case 0xa7f: /* CGHI - compare halfword immediate */
3508 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3512 case 0xa74: /* BRC - branch relative on condition */
3513 /* no register change */
3516 case 0xa7b: /* AGHI - add halfword immediate */
3517 /* 64-bit destination + flags */
3518 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
3520 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3529 /* 0xa6 undefined */
3531 case 0xa8: /* MVCLE - move long extended [partial] */
3532 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
3533 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
3534 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1), &tmp
);
3535 if (record_full_arch_list_add_mem (oaddr
, tmp
))
3537 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
3539 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
3541 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
3543 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
3545 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3549 /* 0xaa-0xab undefined */
3550 /* 0xac privileged: STNSM - store then and system mask */
3551 /* 0xad privileged: STOSM - store then or system mask */
3552 /* 0xae privileged: SIGP - signal processor */
3553 /* 0xaf unsupported: MC - monitor call */
3554 /* 0xb0 undefined */
3555 /* 0xb1 privileged: LRA - load real address */
3560 /* S/RRD/RRE/RRF/IE-format instruction */
3563 /* 0xb200-0xb204 undefined or privileged */
3565 case 0xb205: /* STCK - store clock */
3566 case 0xb27c: /* STCKF - store clock fast */
3567 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
3568 if (record_full_arch_list_add_mem (oaddr
, 8))
3570 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3574 /* 0xb206-0xb219 undefined, privileged, or unsupported */
3575 /* 0xb21a unsupported: CFC */
3576 /* 0xb21b-0xb221 undefined or privileged */
3578 case 0xb222: /* IPM - insert program mask */
3579 case 0xb24f: /* EAR - extract access */
3580 case 0xb252: /* MSR - multiply single */
3581 case 0xb2ec: /* ETND - extract transaction nesting depth */
3582 case 0xb38c: /* EFPC - extract fpc */
3583 case 0xb91f: /* LRVR - load reversed */
3584 case 0xb926: /* LBR - load byte */
3585 case 0xb927: /* LHR - load halfword */
3586 case 0xb994: /* LLCR - load logical character */
3587 case 0xb995: /* LLHR - load logical halfword */
3588 case 0xb9f2: /* LOCR - load on condition */
3589 /* 32-bit gpr destination */
3590 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
3594 /* 0xb223-0xb22c privileged or unsupported */
3596 case 0xb22d: /* DXR - divide */
3597 case 0xb325: /* LXDR - load lengthened */
3598 case 0xb326: /* LXER - load lengthened */
3599 case 0xb336: /* SQXR - square root */
3600 case 0xb365: /* LXR - load */
3601 case 0xb367: /* FIXR - load fp integer */
3602 case 0xb376: /* LZXR - load zero */
3603 case 0xb3b6: /* CXFR - convert from fixed */
3604 case 0xb3c6: /* CXGR - convert from fixed */
3605 case 0xb3fe: /* IEXTR - insert biased exponent */
3606 /* float pair destination */
3607 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
3609 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[6] | 2)))
3613 /* 0xb22e-0xb240 undefined, privileged, or unsupported */
3615 case 0xb241: /* CKSM - checksum [partial] */
3616 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
3618 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
3620 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
3622 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3626 /* 0xb242-0xb243 undefined */
3628 case 0xb244: /* SQDR - square root */
3629 case 0xb245: /* SQER - square root */
3630 case 0xb324: /* LDER - load lengthened */
3631 case 0xb337: /* MEER - multiply */
3632 case 0xb366: /* LEXR - load rounded */
3633 case 0xb370: /* LPDFR - load positive */
3634 case 0xb371: /* LNDFR - load negative */
3635 case 0xb372: /* CSDFR - copy sign */
3636 case 0xb373: /* LCDFR - load complement */
3637 case 0xb374: /* LZER - load zero */
3638 case 0xb375: /* LZDR - load zero */
3639 case 0xb377: /* FIER - load fp integer */
3640 case 0xb37f: /* FIDR - load fp integer */
3641 case 0xb3b4: /* CEFR - convert from fixed */
3642 case 0xb3b5: /* CDFR - convert from fixed */
3643 case 0xb3c1: /* LDGR - load fpr from gr */
3644 case 0xb3c4: /* CEGR - convert from fixed */
3645 case 0xb3c5: /* CDGR - convert from fixed */
3646 case 0xb3f6: /* IEDTR - insert biased exponent */
3647 /* float destination */
3648 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
3652 /* 0xb246-0xb24c: privileged or unsupported */
3654 case 0xb24d: /* CPYA - copy access */
3655 case 0xb24e: /* SAR - set access */
3656 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[6]))
3660 /* 0xb250-0xb251 undefined or privileged */
3661 /* 0xb253-0xb254 undefined or privileged */
3663 case 0xb255: /* MVST - move string [partial] */
3668 /* Read ending byte. */
3669 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
3671 /* Get address of second operand. */
3672 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[7], &tmp
);
3673 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
3674 /* Search for ending byte and compute length. */
3677 if (target_read_memory (oaddr
, &cur
, 1))
3680 } while (cur
!= end
);
3681 /* Get address of first operand and record it. */
3682 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
3683 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
3684 if (record_full_arch_list_add_mem (oaddr
, num
))
3686 /* Record the registers. */
3687 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
3689 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
3691 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3696 /* 0xb256 undefined */
3698 case 0xb257: /* CUSE - compare until substring equal [interruptible] */
3699 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
3701 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
3703 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
3705 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
3707 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3711 /* 0xb258-0xb25c undefined, privileged, or unsupported */
3713 case 0xb25d: /* CLST - compare logical string [partial] */
3714 case 0xb25e: /* SRST - search string [partial] */
3715 case 0xb9be: /* SRSTU - search string unicode [partial] */
3716 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
3718 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
3720 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3724 /* 0xb25f-0xb262 undefined */
3726 case 0xb263: /* CMPSC - compression call [interruptible] */
3727 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
3728 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
3729 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
3730 if (record_full_arch_list_add_mem (oaddr
, tmp
))
3732 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
3734 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
3736 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
3738 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
3740 if (record_full_arch_list_add_reg (regcache
, S390_R1_REGNUM
))
3742 /* DXC may be written */
3743 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
3745 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3749 /* 0xb264-0xb277 undefined, privileged, or unsupported */
3751 case 0xb278: /* STCKE - store clock extended */
3752 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
3753 if (record_full_arch_list_add_mem (oaddr
, 16))
3755 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3759 /* 0xb279-0xb27b undefined or unsupported */
3760 /* 0xb27d-0xb298 undefined or privileged */
3762 case 0xb299: /* SRNM - set rounding mode */
3763 case 0xb2b8: /* SRNMB - set bfp rounding mode */
3764 case 0xb2b9: /* SRNMT - set dfp rounding mode */
3765 case 0xb29d: /* LFPC - load fpc */
3766 case 0xb2bd: /* LFAS - load fpc and signal */
3767 case 0xb384: /* SFPC - set fpc */
3768 case 0xb385: /* SFASR - set fpc and signal */
3769 case 0xb960: /* CGRT - compare and trap */
3770 case 0xb961: /* CLGRT - compare logical and trap */
3771 case 0xb972: /* CRT - compare and trap */
3772 case 0xb973: /* CLRT - compare logical and trap */
3773 /* fpc only - including possible DXC write for trapping insns */
3774 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
3778 /* 0xb29a-0xb29b undefined */
3780 case 0xb29c: /* STFPC - store fpc */
3781 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
3782 if (record_full_arch_list_add_mem (oaddr
, 4))
3786 /* 0xb29e-0xb2a4 undefined */
3788 case 0xb2a5: /* TRE - translate extended [partial] */
3789 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
3790 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
3791 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
3792 if (record_full_arch_list_add_mem (oaddr
, tmp
))
3794 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
3796 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
3798 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3802 case 0xb2a6: /* CU21 - convert UTF-16 to UTF-8 [partial] */
3803 case 0xb2a7: /* CU12 - convert UTF-8 to UTF-16 [partial] */
3804 case 0xb9b0: /* CU14 - convert UTF-8 to UTF-32 [partial] */
3805 case 0xb9b1: /* CU24 - convert UTF-16 to UTF-32 [partial] */
3806 case 0xb9b2: /* CU41 - convert UTF-32 to UTF-8 [partial] */
3807 case 0xb9b3: /* CU42 - convert UTF-32 to UTF-16 [partial] */
3808 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
3809 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
3810 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
3811 if (record_full_arch_list_add_mem (oaddr
, tmp
))
3813 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
3815 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
3817 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
3819 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
3821 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3825 /* 0xb2a8-0xb2af undefined */
3827 case 0xb2b0: /* STFLE - store facility list extended */
3828 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
3829 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
3831 if (record_full_arch_list_add_mem (oaddr
, 8 * (tmp
+ 1)))
3833 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
))
3835 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3839 /* 0xb2b1-0xb2b7 undefined or privileged */
3840 /* 0xb2ba-0xb2bc undefined */
3841 /* 0xb2be-0xb2e7 undefined */
3842 /* 0xb2e9-0xb2eb undefined */
3843 /* 0xb2ed-0xb2f7 undefined */
3844 /* 0xb2f8 unsupported: TEND */
3845 /* 0xb2f9 undefined */
3847 case 0xb2e8: /* PPA - perform processor assist */
3848 case 0xb2fa: /* NIAI - next instruction access intent */
3849 /* no visible effects */
3852 /* 0xb2fb undefined */
3853 /* 0xb2fc unsupported: TABORT */
3854 /* 0xb2fd-0xb2fe undefined */
3855 /* 0xb2ff unsupported: TRAP */
3857 case 0xb300: /* LPEBR - load positive */
3858 case 0xb301: /* LNEBR - load negative */
3859 case 0xb303: /* LCEBR - load complement */
3860 case 0xb310: /* LPDBR - load positive */
3861 case 0xb311: /* LNDBR - load negative */
3862 case 0xb313: /* LCDBR - load complement */
3863 case 0xb350: /* TBEDR - convert hfp to bfp */
3864 case 0xb351: /* TBDR - convert hfp to bfp */
3865 case 0xb358: /* THDER - convert bfp to hfp */
3866 case 0xb359: /* THDR - convert bfp to hfp */
3867 /* float destination + flags */
3868 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
3870 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3874 case 0xb304: /* LDEBR - load lengthened */
3875 case 0xb30c: /* MDEBR - multiply */
3876 case 0xb30d: /* DEBR - divide */
3877 case 0xb314: /* SQEBR - square root */
3878 case 0xb315: /* SQDBR - square root */
3879 case 0xb317: /* MEEBR - multiply */
3880 case 0xb31c: /* MDBR - multiply */
3881 case 0xb31d: /* DDBR - divide */
3882 case 0xb344: /* LEDBRA - load rounded */
3883 case 0xb345: /* LDXBRA - load rounded */
3884 case 0xb346: /* LEXBRA - load rounded */
3885 case 0xb357: /* FIEBRA - load fp integer */
3886 case 0xb35f: /* FIDBRA - load fp integer */
3887 case 0xb390: /* CELFBR - convert from logical */
3888 case 0xb391: /* CDLFBR - convert from logical */
3889 case 0xb394: /* CEFBR - convert from fixed */
3890 case 0xb395: /* CDFBR - convert from fixed */
3891 case 0xb3a0: /* CELGBR - convert from logical */
3892 case 0xb3a1: /* CDLGBR - convert from logical */
3893 case 0xb3a4: /* CEGBR - convert from fixed */
3894 case 0xb3a5: /* CDGBR - convert from fixed */
3895 case 0xb3d0: /* MDTR - multiply */
3896 case 0xb3d1: /* DDTR - divide */
3897 case 0xb3d4: /* LDETR - load lengthened */
3898 case 0xb3d5: /* LEDTR - load lengthened */
3899 case 0xb3d7: /* FIDTR - load fp integer */
3900 case 0xb3dd: /* LDXTR - load lengthened */
3901 case 0xb3f1: /* CDGTR - convert from fixed */
3902 case 0xb3f2: /* CDUTR - convert from unsigned packed */
3903 case 0xb3f3: /* CDSTR - convert from signed packed */
3904 case 0xb3f5: /* QADTR - quantize */
3905 case 0xb3f7: /* RRDTR - reround */
3906 case 0xb951: /* CDFTR - convert from fixed */
3907 case 0xb952: /* CDLGTR - convert from logical */
3908 case 0xb953: /* CDLFTR - convert from logical */
3909 /* float destination + fpc */
3910 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
3912 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
3916 case 0xb305: /* LXDBR - load lengthened */
3917 case 0xb306: /* LXEBR - load lengthened */
3918 case 0xb307: /* MXDBR - multiply */
3919 case 0xb316: /* SQXBR - square root */
3920 case 0xb34c: /* MXBR - multiply */
3921 case 0xb34d: /* DXBR - divide */
3922 case 0xb347: /* FIXBRA - load fp integer */
3923 case 0xb392: /* CXLFBR - convert from logical */
3924 case 0xb396: /* CXFBR - convert from fixed */
3925 case 0xb3a2: /* CXLGBR - convert from logical */
3926 case 0xb3a6: /* CXGBR - convert from fixed */
3927 case 0xb3d8: /* MXTR - multiply */
3928 case 0xb3d9: /* DXTR - divide */
3929 case 0xb3dc: /* LXDTR - load lengthened */
3930 case 0xb3df: /* FIXTR - load fp integer */
3931 case 0xb3f9: /* CXGTR - convert from fixed */
3932 case 0xb3fa: /* CXUTR - convert from unsigned packed */
3933 case 0xb3fb: /* CXSTR - convert from signed packed */
3934 case 0xb3fd: /* QAXTR - quantize */
3935 case 0xb3ff: /* RRXTR - reround */
3936 case 0xb959: /* CXFTR - convert from fixed */
3937 case 0xb95a: /* CXLGTR - convert from logical */
3938 case 0xb95b: /* CXLFTR - convert from logical */
3939 /* float pair destination + fpc */
3940 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
3942 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[6] | 2)))
3944 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
3948 case 0xb308: /* KEBR - compare and signal */
3949 case 0xb309: /* CEBR - compare */
3950 case 0xb318: /* KDBR - compare and signal */
3951 case 0xb319: /* CDBR - compare */
3952 case 0xb348: /* KXBR - compare and signal */
3953 case 0xb349: /* CXBR - compare */
3954 case 0xb3e0: /* KDTR - compare and signal */
3955 case 0xb3e4: /* CDTR - compare */
3956 case 0xb3e8: /* KXTR - compare and signal */
3957 case 0xb3ec: /* CXTR - compare */
3958 /* flags + fpc only */
3959 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3961 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
3965 case 0xb302: /* LTEBR - load and test */
3966 case 0xb312: /* LTDBR - load and test */
3967 case 0xb30a: /* AEBR - add */
3968 case 0xb30b: /* SEBR - subtract */
3969 case 0xb31a: /* ADBR - add */
3970 case 0xb31b: /* SDBR - subtract */
3971 case 0xb3d2: /* ADTR - add */
3972 case 0xb3d3: /* SDTR - subtract */
3973 case 0xb3d6: /* LTDTR - load and test */
3974 /* float destination + flags + fpc */
3975 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
3977 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
3979 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
3983 case 0xb30e: /* MAEBR - multiply and add */
3984 case 0xb30f: /* MSEBR - multiply and subtract */
3985 case 0xb31e: /* MADBR - multiply and add */
3986 case 0xb31f: /* MSDBR - multiply and subtract */
3987 /* float destination [RRD] + fpc */
3988 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[4]))
3990 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
3994 /* 0xb320-0xb323 undefined */
3995 /* 0xb327-0xb32d undefined */
3997 case 0xb32e: /* MAER - multiply and add */
3998 case 0xb32f: /* MSER - multiply and subtract */
3999 case 0xb338: /* MAYLR - multiply and add unnormalized */
4000 case 0xb339: /* MYLR - multiply unnormalized */
4001 case 0xb33c: /* MAYHR - multiply and add unnormalized */
4002 case 0xb33d: /* MYHR - multiply unnormalized */
4003 case 0xb33e: /* MADR - multiply and add */
4004 case 0xb33f: /* MSDR - multiply and subtract */
4005 /* float destination [RRD] */
4006 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[4]))
4010 /* 0xb330-0xb335 undefined */
4012 case 0xb33a: /* MAYR - multiply and add unnormalized */
4013 case 0xb33b: /* MYR - multiply unnormalized */
4014 /* float pair destination [RRD] */
4015 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[4]))
4017 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[4] | 2)))
4021 case 0xb340: /* LPXBR - load positive */
4022 case 0xb341: /* LNXBR - load negative */
4023 case 0xb343: /* LCXBR - load complement */
4024 case 0xb360: /* LPXR - load positive */
4025 case 0xb361: /* LNXR - load negative */
4026 case 0xb362: /* LTXR - load and test */
4027 case 0xb363: /* LCXR - load complement */
4028 /* float pair destination + flags */
4029 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4031 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[6] | 2)))
4033 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4037 case 0xb342: /* LTXBR - load and test */
4038 case 0xb34a: /* AXBR - add */
4039 case 0xb34b: /* SXBR - subtract */
4040 case 0xb3da: /* AXTR - add */
4041 case 0xb3db: /* SXTR - subtract */
4042 case 0xb3de: /* LTXTR - load and test */
4043 /* float pair destination + flags + fpc */
4044 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4046 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[6] | 2)))
4048 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4050 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4054 /* 0xb34e-0xb34f undefined */
4055 /* 0xb352 undefined */
4057 case 0xb353: /* DIEBR - divide to integer */
4058 case 0xb35b: /* DIDBR - divide to integer */
4059 /* two float destinations + flags + fpc */
4060 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[4]))
4062 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[6]))
4064 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4066 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4070 /* 0xb354-0xb356 undefined */
4071 /* 0xb35a undefined */
4073 /* 0xb35c-0xb35e undefined */
4074 /* 0xb364 undefined */
4075 /* 0xb368 undefined */
4077 case 0xb369: /* CXR - compare */
4078 case 0xb3f4: /* CEDTR - compare biased exponent */
4079 case 0xb3fc: /* CEXTR - compare biased exponent */
4080 case 0xb920: /* CGR - compare */
4081 case 0xb921: /* CLGR - compare logical */
4082 case 0xb930: /* CGFR - compare */
4083 case 0xb931: /* CLGFR - compare logical */
4084 case 0xb9cd: /* CHHR - compare high */
4085 case 0xb9cf: /* CLHHR - compare logical high */
4086 case 0xb9dd: /* CHLR - compare high */
4087 case 0xb9df: /* CLHLR - compare logical high */
4089 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4093 /* 0xb36a-0xb36f undefined */
4094 /* 0xb377-0xb37e undefined */
4095 /* 0xb380-0xb383 undefined */
4096 /* 0xb386-0xb38b undefined */
4097 /* 0xb38d-0xb38f undefined */
4098 /* 0xb393 undefined */
4099 /* 0xb397 undefined */
4101 case 0xb398: /* CFEBR - convert to fixed */
4102 case 0xb399: /* CFDBR - convert to fixed */
4103 case 0xb39a: /* CFXBR - convert to fixed */
4104 case 0xb39c: /* CLFEBR - convert to logical */
4105 case 0xb39d: /* CLFDBR - convert to logical */
4106 case 0xb39e: /* CLFXBR - convert to logical */
4107 case 0xb941: /* CFDTR - convert to fixed */
4108 case 0xb949: /* CFXTR - convert to fixed */
4109 case 0xb943: /* CLFDTR - convert to logical */
4110 case 0xb94b: /* CLFXTR - convert to logical */
4111 /* 32-bit gpr destination + flags + fpc */
4112 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4114 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4116 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4120 /* 0xb39b undefined */
4121 /* 0xb39f undefined */
4123 /* 0xb3a3 undefined */
4124 /* 0xb3a7 undefined */
4126 case 0xb3a8: /* CGEBR - convert to fixed */
4127 case 0xb3a9: /* CGDBR - convert to fixed */
4128 case 0xb3aa: /* CGXBR - convert to fixed */
4129 case 0xb3ac: /* CLGEBR - convert to logical */
4130 case 0xb3ad: /* CLGDBR - convert to logical */
4131 case 0xb3ae: /* CLGXBR - convert to logical */
4132 case 0xb3e1: /* CGDTR - convert to fixed */
4133 case 0xb3e9: /* CGXTR - convert to fixed */
4134 case 0xb942: /* CLGDTR - convert to logical */
4135 case 0xb94a: /* CLGXTR - convert to logical */
4136 /* 64-bit gpr destination + flags + fpc */
4137 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
4139 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4141 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4145 /* 0xb3ab undefined */
4146 /* 0xb3af-0xb3b3 undefined */
4147 /* 0xb3b7 undefined */
4149 case 0xb3b8: /* CFER - convert to fixed */
4150 case 0xb3b9: /* CFDR - convert to fixed */
4151 case 0xb3ba: /* CFXR - convert to fixed */
4152 case 0xb998: /* ALCR - add logical with carry */
4153 case 0xb999: /* SLBR - subtract logical with borrow */
4154 case 0xb9f4: /* NRK - and */
4155 case 0xb9f5: /* NCRK - and with complement */
4156 case 0xb9f6: /* ORK - or */
4157 case 0xb9f7: /* XRK - xor */
4158 case 0xb9f8: /* ARK - add */
4159 case 0xb9f9: /* SRK - subtract */
4160 case 0xb9fa: /* ALRK - add logical */
4161 case 0xb9fb: /* SLRK - subtract logical */
4162 /* 32-bit gpr destination + flags */
4163 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4165 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4169 case 0xb3c8: /* CGER - convert to fixed */
4170 case 0xb3c9: /* CGDR - convert to fixed */
4171 case 0xb3ca: /* CGXR - convert to fixed */
4172 case 0xb900: /* LPGR - load positive */
4173 case 0xb901: /* LNGR - load negative */
4174 case 0xb902: /* LTGR - load and test */
4175 case 0xb903: /* LCGR - load complement */
4176 case 0xb908: /* AGR - add */
4177 case 0xb909: /* SGR - subtract */
4178 case 0xb90a: /* ALGR - add logical */
4179 case 0xb90b: /* SLGR - subtract logical */
4180 case 0xb910: /* LPGFR - load positive */
4181 case 0xb911: /* LNGFR - load negative */
4182 case 0xb912: /* LTGFR - load and test */
4183 case 0xb913: /* LCGFR - load complement */
4184 case 0xb918: /* AGFR - add */
4185 case 0xb919: /* SGFR - subtract */
4186 case 0xb91a: /* ALGFR - add logical */
4187 case 0xb91b: /* SLGFR - subtract logical */
4188 case 0xb964: /* NNGRK - and 64 bit */
4189 case 0xb965: /* OCGRK - or with complement 64 bit */
4190 case 0xb966: /* NOGRK - or 64 bit */
4191 case 0xb967: /* NXGRK - not exclusive or 64 bit */
4192 case 0xb974: /* NNRK - and 32 bit */
4193 case 0xb975: /* OCRK - or with complement 32 bit */
4194 case 0xb976: /* NORK - or 32 bit */
4195 case 0xb977: /* NXRK - not exclusive or 32 bit */
4196 case 0xb980: /* NGR - and */
4197 case 0xb981: /* OGR - or */
4198 case 0xb982: /* XGR - xor */
4199 case 0xb988: /* ALCGR - add logical with carry */
4200 case 0xb989: /* SLBGR - subtract logical with borrow */
4201 case 0xb9c0: /* SELFHR - select high */
4202 case 0xb9e1: /* POPCNT - population count */
4203 case 0xb9e4: /* NGRK - and */
4204 case 0xb9e5: /* NCGRK - and with complement */
4205 case 0xb9e6: /* OGRK - or */
4206 case 0xb9e7: /* XGRK - xor */
4207 case 0xb9e8: /* AGRK - add */
4208 case 0xb9e9: /* SGRK - subtract */
4209 case 0xb9ea: /* ALGRK - add logical */
4210 case 0xb9e3: /* SELGR - select 64 bit */
4211 case 0xb9eb: /* SLGRK - subtract logical */
4212 case 0xb9ed: /* MSGRKC - multiply single 64x64 -> 64 */
4213 case 0xb9f0: /* SELR - select 32 bit */
4214 case 0xb9fd: /* MSRKC - multiply single 32x32 -> 32 */
4215 /* 64-bit gpr destination + flags */
4216 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
4218 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4222 /* 0xb3bb-0xb3c0 undefined */
4223 /* 0xb3c2-0xb3c3 undefined */
4224 /* 0xb3c7 undefined */
4225 /* 0xb3cb-0xb3cc undefined */
4227 case 0xb3cd: /* LGDR - load gr from fpr */
4228 case 0xb3e2: /* CUDTR - convert to unsigned packed */
4229 case 0xb3e3: /* CSDTR - convert to signed packed */
4230 case 0xb3e5: /* EEDTR - extract biased exponent */
4231 case 0xb3e7: /* ESDTR - extract significance */
4232 case 0xb3ed: /* EEXTR - extract biased exponent */
4233 case 0xb3ef: /* ESXTR - extract significance */
4234 case 0xb904: /* LGR - load */
4235 case 0xb906: /* LGBR - load byte */
4236 case 0xb907: /* LGHR - load halfword */
4237 case 0xb90c: /* MSGR - multiply single */
4238 case 0xb90f: /* LRVGR - load reversed */
4239 case 0xb914: /* LGFR - load */
4240 case 0xb916: /* LLGFR - load logical */
4241 case 0xb917: /* LLGTR - load logical thirty one bits */
4242 case 0xb91c: /* MSGFR - multiply single 64<32 */
4243 case 0xb946: /* BCTGR - branch on count */
4244 case 0xb984: /* LLGCR - load logical character */
4245 case 0xb985: /* LLGHR - load logical halfword */
4246 case 0xb9e2: /* LOCGR - load on condition */
4247 /* 64-bit gpr destination */
4248 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
4252 /* 0xb3ce-0xb3cf undefined */
4253 /* 0xb3e6 undefined */
4255 case 0xb3ea: /* CUXTR - convert to unsigned packed */
4256 case 0xb3eb: /* CSXTR - convert to signed packed */
4257 case 0xb90d: /* DSGR - divide single */
4258 case 0xb91d: /* DSGFR - divide single */
4259 case 0xb986: /* MLGR - multiply logical */
4260 case 0xb987: /* DLGR - divide logical */
4261 case 0xb9ec: /* MGRK - multiply 64x64 -> 128 */
4262 /* 64-bit gpr pair destination */
4263 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
4265 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6] | 1))
4269 /* 0xb3ee undefined */
4270 /* 0xb3f0 undefined */
4271 /* 0xb3f8 undefined */
4273 /* 0xb905 privileged */
4275 /* 0xb90e unsupported: EREGG */
4277 /* 0xb915 undefined */
4279 case 0xb91e: /* KMAC - compute message authentication code [partial] */
4280 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
4281 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4282 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
4286 case 0x00: /* KMAC-Query */
4287 if (record_full_arch_list_add_mem (oaddr
, 16))
4291 case 0x01: /* KMAC-DEA */
4292 case 0x02: /* KMAC-TDEA-128 */
4293 case 0x03: /* KMAC-TDEA-192 */
4294 case 0x09: /* KMAC-Encrypted-DEA */
4295 case 0x0a: /* KMAC-Encrypted-TDEA-128 */
4296 case 0x0b: /* KMAC-Encrypted-TDEA-192 */
4297 if (record_full_arch_list_add_mem (oaddr
, 8))
4301 case 0x12: /* KMAC-AES-128 */
4302 case 0x13: /* KMAC-AES-192 */
4303 case 0x14: /* KMAC-AES-256 */
4304 case 0x1a: /* KMAC-Encrypted-AES-128 */
4305 case 0x1b: /* KMAC-Encrypted-AES-192 */
4306 case 0x1c: /* KMAC-Encrypted-AES-256 */
4307 if (record_full_arch_list_add_mem (oaddr
, 16))
4312 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KMAC function %02x at %s.\n",
4313 (int)tmp
, paddress (gdbarch
, addr
));
4318 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4320 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4323 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4327 /* 0xb922-0xb924 undefined */
4328 /* 0xb925 privileged */
4329 /* 0xb928 privileged */
4331 case 0xb929: /* KMA - cipher message with authentication */
4332 case 0xb92a: /* KMF - cipher message with cipher feedback [partial] */
4333 case 0xb92b: /* KMO - cipher message with output feedback [partial] */
4334 case 0xb92f: /* KMC - cipher message with chaining [partial] */
4335 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
4336 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4337 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
4341 case 0x00: /* KM*-Query */
4342 if (record_full_arch_list_add_mem (oaddr
, 16))
4346 case 0x01: /* KM*-DEA */
4347 case 0x02: /* KM*-TDEA-128 */
4348 case 0x03: /* KM*-TDEA-192 */
4349 case 0x09: /* KM*-Encrypted-DEA */
4350 case 0x0a: /* KM*-Encrypted-TDEA-128 */
4351 case 0x0b: /* KM*-Encrypted-TDEA-192 */
4352 if (record_full_arch_list_add_mem (oaddr
, 8))
4356 case 0x12: /* KM*-AES-128 */
4357 case 0x13: /* KM*-AES-192 */
4358 case 0x14: /* KM*-AES-256 */
4359 case 0x1a: /* KM*-Encrypted-AES-128 */
4360 case 0x1b: /* KM*-Encrypted-AES-192 */
4361 case 0x1c: /* KM*-Encrypted-AES-256 */
4362 if (record_full_arch_list_add_mem (oaddr
, 16))
4366 case 0x43: /* KMC-PRNG */
4367 /* Only valid for KMC. */
4368 if (insn
[0] == 0xb92f)
4370 if (record_full_arch_list_add_mem (oaddr
, 8))
4374 /* For other instructions... */
4377 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KM* function %02x at %s.\n",
4378 (int)tmp
, paddress (gdbarch
, addr
));
4383 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
4384 oaddr2
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4385 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1), &tmp
);
4386 if (record_full_arch_list_add_mem (oaddr2
, tmp
))
4388 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4390 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4392 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4395 if (tmp
!= 0 && insn
[0] == 0xb929)
4397 if (record_full_arch_list_add_reg (regcache
,
4398 S390_R0_REGNUM
+ inib
[4]))
4400 if (record_full_arch_list_add_reg (regcache
,
4401 S390_R0_REGNUM
+ (inib
[4] | 1)))
4404 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4408 case 0xb92c: /* PCC - perform cryptographic computation [partial] */
4409 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
4410 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4411 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
4415 case 0x00: /* PCC-Query */
4416 if (record_full_arch_list_add_mem (oaddr
, 16))
4420 case 0x01: /* PCC-Compute-Last-Block-CMAC-Using-DEA */
4421 case 0x02: /* PCC-Compute-Last-Block-CMAC-Using-TDEA-128 */
4422 case 0x03: /* PCC-Compute-Last-Block-CMAC-Using-TDEA-192 */
4423 case 0x09: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-DEA */
4424 case 0x0a: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-TDEA-128 */
4425 case 0x0b: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-TDEA-192 */
4426 if (record_full_arch_list_add_mem (oaddr
+ 0x10, 8))
4430 case 0x12: /* PCC-Compute-Last-Block-CMAC-Using-AES-128 */
4431 case 0x13: /* PCC-Compute-Last-Block-CMAC-Using-AES-192 */
4432 case 0x14: /* PCC-Compute-Last-Block-CMAC-Using-AES-256 */
4433 case 0x1a: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-AES-128 */
4434 case 0x1b: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-AES-192 */
4435 case 0x1c: /* PCC-Compute-Last-Block-CMAC-Using-Encrypted-AES-256 */
4436 if (record_full_arch_list_add_mem (oaddr
+ 0x18, 16))
4440 case 0x32: /* PCC-Compute-XTS-Parameter-Using-AES-128 */
4441 if (record_full_arch_list_add_mem (oaddr
+ 0x30, 32))
4445 case 0x34: /* PCC-Compute-XTS-Parameter-Using-AES-256 */
4446 if (record_full_arch_list_add_mem (oaddr
+ 0x40, 32))
4450 case 0x3a: /* PCC-Compute-XTS-Parameter-Using-Encrypted-AES-128 */
4451 if (record_full_arch_list_add_mem (oaddr
+ 0x50, 32))
4455 case 0x3c: /* PCC-Compute-XTS-Parameter-Using-Encrypted-AES-256 */
4456 if (record_full_arch_list_add_mem (oaddr
+ 0x60, 32))
4461 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown PCC function %02x at %s.\n",
4462 (int)tmp
, paddress (gdbarch
, addr
));
4465 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4469 case 0xb92d: /* KMCTR - cipher message with counter [partial] */
4470 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
4471 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4472 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
4476 case 0x00: /* KMCTR-Query */
4477 if (record_full_arch_list_add_mem (oaddr
, 16))
4481 case 0x01: /* KMCTR-DEA */
4482 case 0x02: /* KMCTR-TDEA-128 */
4483 case 0x03: /* KMCTR-TDEA-192 */
4484 case 0x09: /* KMCTR-Encrypted-DEA */
4485 case 0x0a: /* KMCTR-Encrypted-TDEA-128 */
4486 case 0x0b: /* KMCTR-Encrypted-TDEA-192 */
4487 case 0x12: /* KMCTR-AES-128 */
4488 case 0x13: /* KMCTR-AES-192 */
4489 case 0x14: /* KMCTR-AES-256 */
4490 case 0x1a: /* KMCTR-Encrypted-AES-128 */
4491 case 0x1b: /* KMCTR-Encrypted-AES-192 */
4492 case 0x1c: /* KMCTR-Encrypted-AES-256 */
4496 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KMCTR function %02x at %s.\n",
4497 (int)tmp
, paddress (gdbarch
, addr
));
4502 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
4503 oaddr2
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4504 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1), &tmp
);
4505 if (record_full_arch_list_add_mem (oaddr2
, tmp
))
4507 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4509 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4511 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4513 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[4]))
4516 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4520 case 0xb92e: /* KM - cipher message [partial] */
4521 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
4522 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4523 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
4527 case 0x00: /* KM-Query */
4528 if (record_full_arch_list_add_mem (oaddr
, 16))
4532 case 0x01: /* KM-DEA */
4533 case 0x02: /* KM-TDEA-128 */
4534 case 0x03: /* KM-TDEA-192 */
4535 case 0x09: /* KM-Encrypted-DEA */
4536 case 0x0a: /* KM-Encrypted-TDEA-128 */
4537 case 0x0b: /* KM-Encrypted-TDEA-192 */
4538 case 0x12: /* KM-AES-128 */
4539 case 0x13: /* KM-AES-192 */
4540 case 0x14: /* KM-AES-256 */
4541 case 0x1a: /* KM-Encrypted-AES-128 */
4542 case 0x1b: /* KM-Encrypted-AES-192 */
4543 case 0x1c: /* KM-Encrypted-AES-256 */
4546 case 0x32: /* KM-XTS-AES-128 */
4547 if (record_full_arch_list_add_mem (oaddr
+ 0x10, 16))
4551 case 0x34: /* KM-XTS-AES-256 */
4552 if (record_full_arch_list_add_mem (oaddr
+ 0x20, 16))
4556 case 0x3a: /* KM-XTS-Encrypted-AES-128 */
4557 if (record_full_arch_list_add_mem (oaddr
+ 0x30, 16))
4561 case 0x3c: /* KM-XTS-Encrypted-AES-256 */
4562 if (record_full_arch_list_add_mem (oaddr
+ 0x40, 16))
4567 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KM function %02x at %s.\n",
4568 (int)tmp
, paddress (gdbarch
, addr
));
4573 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
4574 oaddr2
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4575 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1), &tmp
);
4576 if (record_full_arch_list_add_mem (oaddr2
, tmp
))
4578 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4580 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4582 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4585 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4589 /* 0xb932-0xb937 undefined */
4591 /* 0xb938 unsupported: SORTL - sort lists */
4592 /* 0xb939 unsupported: DFLTCC - deflate conversion call */
4593 /* 0xb93a unsupported: KDSA - compute dig. signature auth. */
4595 /* 0xb93b undefined */
4597 case 0xb93c: /* PPNO - perform pseudorandom number operation [partial] */
4598 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
4599 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4600 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
4604 case 0x00: /* PPNO-Query */
4605 case 0x80: /* PPNO-Query */
4606 if (record_full_arch_list_add_mem (oaddr
, 16))
4610 case 0x03: /* PPNO-SHA-512-DRNG - generate */
4611 if (record_full_arch_list_add_mem (oaddr
, 240))
4613 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
4614 oaddr2
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4615 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
4616 if (record_full_arch_list_add_mem (oaddr2
, tmp
))
4618 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4620 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
4624 case 0x83: /* PPNO-SHA-512-DRNG - seed */
4625 if (record_full_arch_list_add_mem (oaddr
, 240))
4627 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4629 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4634 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown PPNO function %02x at %s.\n",
4635 (int)tmp
, paddress (gdbarch
, addr
));
4638 /* DXC may be written */
4639 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
4641 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4645 /* 0xb93d undefined */
4647 case 0xb93e: /* KIMD - compute intermediate message digest [partial] */
4648 case 0xb93f: /* KLMD - compute last message digest [partial] */
4649 regcache_raw_read_unsigned (regcache
, S390_R1_REGNUM
, &tmp
);
4650 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4651 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
4655 case 0x00: /* K*MD-Query */
4656 if (record_full_arch_list_add_mem (oaddr
, 16))
4660 case 0x01: /* K*MD-SHA-1 */
4661 if (record_full_arch_list_add_mem (oaddr
, 20))
4665 case 0x02: /* K*MD-SHA-256 */
4666 if (record_full_arch_list_add_mem (oaddr
, 32))
4670 case 0x03: /* K*MD-SHA-512 */
4671 if (record_full_arch_list_add_mem (oaddr
, 64))
4675 case 0x41: /* KIMD-GHASH */
4676 /* Only valid for KIMD. */
4677 if (insn
[0] == 0xb93e)
4679 if (record_full_arch_list_add_mem (oaddr
, 16))
4686 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown KMAC function %02x at %s.\n",
4687 (int)tmp
, paddress (gdbarch
, addr
));
4692 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4694 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[7] | 1)))
4697 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4701 /* 0xb940 undefined */
4702 /* 0xb944-0xb945 undefined */
4703 /* 0xb947-0xb948 undefined */
4704 /* 0xb94c-0xb950 undefined */
4705 /* 0xb954-0xb958 undefined */
4706 /* 0xb95c-0xb95f undefined */
4707 /* 0xb962-0xb971 undefined */
4708 /* 0xb974-0xb97f undefined */
4710 case 0xb983: /* FLOGR - find leftmost one */
4711 /* 64-bit gpr pair destination + flags */
4712 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6]))
4714 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[6] | 1))
4716 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4720 /* 0xb98a privileged */
4721 /* 0xb98b-0xb98c undefined */
4723 case 0xb98d: /* EPSW - extract psw */
4724 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4727 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4731 /* 0xb98e-0xb98f privileged */
4733 case 0xb990: /* TRTT - translate two to two [partial] */
4734 case 0xb991: /* TRTO - translate two to one [partial] */
4735 case 0xb992: /* TROT - translate one to two [partial] */
4736 case 0xb993: /* TROO - translate one to one [partial] */
4737 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[6], &tmp
);
4738 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
4739 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1), &tmp
);
4740 /* tmp is source length, we want destination length. Adjust. */
4741 if (insn
[0] == 0xb991)
4743 if (insn
[0] == 0xb992)
4745 if (record_full_arch_list_add_mem (oaddr
, tmp
))
4747 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4749 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
4751 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4753 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4757 case 0xb996: /* MLR - multiply logical */
4758 case 0xb997: /* DLR - divide logical */
4759 /* 32-bit gpr pair destination */
4760 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4762 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
4766 /* 0xb99a-0xb9af unsupported, privileged, or undefined */
4767 /* 0xb9b4-0xb9bc undefined */
4769 case 0xb9bd: /* TRTRE - translate and test reverse extended [partial] */
4770 case 0xb9bf: /* TRTE - translate and test extended [partial] */
4771 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[6]))
4773 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[6] | 1)))
4775 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[7]))
4777 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4781 /* 0xb9c0-0xb9c7 undefined */
4783 case 0xb9c8: /* AHHHR - add high */
4784 case 0xb9c9: /* SHHHR - subtract high */
4785 case 0xb9ca: /* ALHHHR - add logical high */
4786 case 0xb9cb: /* SLHHHR - subtract logical high */
4787 case 0xb9d8: /* AHHLR - add high */
4788 case 0xb9d9: /* SHHLR - subtract high */
4789 case 0xb9da: /* ALHHLR - add logical high */
4790 case 0xb9db: /* SLHHLR - subtract logical high */
4791 /* 32-bit high gpr destination + flags */
4792 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[6]))
4794 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4798 /* 0xb9cc undefined */
4799 /* 0xb9ce undefined */
4800 /* 0xb9d0-0xb9d7 undefined */
4801 /* 0xb9dc undefined */
4802 /* 0xb9de undefined */
4804 case 0xb9e0: /* LOCFHR - load high on condition */
4805 /* 32-bit high gpr destination */
4806 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[6]))
4810 /* 0xb9e3 undefined */
4811 /* 0xb9e5 undefined */
4812 /* 0xb9ee-0xb9f1 undefined */
4813 /* 0xb9f3 undefined */
4814 /* 0xb9f5 undefined */
4815 /* 0xb9fc undefined */
4816 /* 0xb9fe -0xb9ff undefined */
4823 /* 0xb4-0xb5 undefined */
4824 /* 0xb6 privileged: STCTL - store control */
4825 /* 0xb7 privileged: LCTL - load control */
4826 /* 0xb8 undefined */
4828 case 0xba: /* CS - compare and swap */
4829 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4830 if (record_full_arch_list_add_mem (oaddr
, 4))
4832 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4834 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4838 case 0xbb: /* CDS - compare double and swap */
4839 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4840 if (record_full_arch_list_add_mem (oaddr
, 8))
4842 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4844 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
4846 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4850 /* 0xbc undefined */
4852 case 0xbe: /* STCM - store characters under mask */
4853 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
4854 if (record_full_arch_list_add_mem (oaddr
, s390_popcnt (inib
[3])))
4863 /* RIL-format instruction */
4864 switch (ibyte
[0] << 4 | inib
[3])
4866 case 0xc00: /* LARL - load address relative long */
4867 case 0xc05: /* BRASL - branch relative and save long */
4868 case 0xc09: /* IILF - insert immediate */
4869 case 0xc21: /* MSFI - multiply single immediate */
4870 case 0xc42: /* LLHRL - load logical halfword relative long */
4871 case 0xc45: /* LHRL - load halfword relative long */
4872 case 0xc4d: /* LRL - load relative long */
4873 /* 32-bit or native gpr destination */
4874 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4878 case 0xc01: /* LGFI - load immediate */
4879 case 0xc0e: /* LLIHF - load logical immediate */
4880 case 0xc0f: /* LLILF - load logical immediate */
4881 case 0xc20: /* MSGFI - multiply single immediate */
4882 case 0xc44: /* LGHRL - load halfword relative long */
4883 case 0xc46: /* LLGHRL - load logical halfword relative long */
4884 case 0xc48: /* LGRL - load relative long */
4885 case 0xc4c: /* LGFRL - load relative long */
4886 case 0xc4e: /* LLGFRL - load logical relative long */
4887 /* 64-bit gpr destination */
4888 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
4892 /* 0xc02-0xc03 undefined */
4894 case 0xc04: /* BRCL - branch relative on condition long */
4895 case 0xc62: /* PFDRL - prefetch data relative long */
4898 case 0xc06: /* XIHF - xor immediate */
4899 case 0xc0a: /* NIHF - and immediate */
4900 case 0xc0c: /* OIHF - or immediate */
4901 case 0xcc8: /* AIH - add immediate high */
4902 case 0xcca: /* ALSIH - add logical with signed immediate high */
4903 /* 32-bit high gpr destination + flags */
4904 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
4906 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4910 case 0xc07: /* XILF - xor immediate */
4911 case 0xc0b: /* NILF - and immediate */
4912 case 0xc0d: /* OILF - or immediate */
4913 case 0xc25: /* SLFI - subtract logical immediate */
4914 case 0xc29: /* AFI - add immediate */
4915 case 0xc2b: /* ALFI - add logical immediate */
4916 /* 32-bit gpr destination + flags */
4917 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
4919 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4923 case 0xc08: /* IIHF - insert immediate */
4924 case 0xcc6: /* BRCTH - branch relative on count high */
4925 case 0xccb: /* ALSIHN - add logical with signed immediate high */
4926 /* 32-bit high gpr destination */
4927 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
4931 /* 0xc22-0xc23 undefined */
4933 case 0xc24: /* SLGFI - subtract logical immediate */
4934 case 0xc28: /* AGFI - add immediate */
4935 case 0xc2a: /* ALGFI - add logical immediate */
4936 /* 64-bit gpr destination + flags */
4937 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
4939 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4943 /* 0xc26-0xc27 undefined */
4945 case 0xc2c: /* CGFI - compare immediate */
4946 case 0xc2d: /* CFI - compare immediate */
4947 case 0xc2e: /* CLGFI - compare logical immediate */
4948 case 0xc2f: /* CLFI - compare logical immediate */
4949 case 0xc64: /* CGHRL - compare halfword relative long */
4950 case 0xc65: /* CHRL - compare halfword relative long */
4951 case 0xc66: /* CLGHRL - compare logical halfword relative long */
4952 case 0xc67: /* CLHRL - compare logical halfword relative long */
4953 case 0xc68: /* CGRL - compare relative long */
4954 case 0xc6a: /* CLGRL - compare logical relative long */
4955 case 0xc6c: /* CGFRL - compare relative long */
4956 case 0xc6d: /* CRL - compare relative long */
4957 case 0xc6e: /* CLGFRL - compare logical relative long */
4958 case 0xc6f: /* CLRL - compare logical relative long */
4959 case 0xccd: /* CIH - compare immediate high */
4960 case 0xccf: /* CLIH - compare logical immediate high */
4962 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
4966 /* 0xc40-0xc41 undefined */
4967 /* 0xc43 undefined */
4969 case 0xc47: /* STHRL - store halfword relative long */
4970 oaddr
= s390_record_calc_rl (gdbarch
, regcache
, addr
, insn
[1], insn
[2]);
4971 if (record_full_arch_list_add_mem (oaddr
, 2))
4975 /* 0xc49-0xc4a undefined */
4977 case 0xc4b: /* STGRL - store relative long */
4978 oaddr
= s390_record_calc_rl (gdbarch
, regcache
, addr
, insn
[1], insn
[2]);
4979 if (record_full_arch_list_add_mem (oaddr
, 8))
4983 case 0xc4f: /* STRL - store relative long */
4984 oaddr
= s390_record_calc_rl (gdbarch
, regcache
, addr
, insn
[1], insn
[2]);
4985 if (record_full_arch_list_add_mem (oaddr
, 4))
4989 case 0xc60: /* EXRL - execute relative long */
4992 fprintf_unfiltered (gdb_stdlog
, "Warning: Double execute at %s.\n",
4993 paddress (gdbarch
, addr
));
4996 addr
= s390_record_calc_rl (gdbarch
, regcache
, addr
, insn
[1], insn
[2]);
4999 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
5008 /* 0xc61 undefined */
5009 /* 0xc63 undefined */
5010 /* 0xc69 undefined */
5011 /* 0xc6b undefined */
5012 /* 0xcc0-0xcc5 undefined */
5013 /* 0xcc7 undefined */
5014 /* 0xcc9 undefined */
5015 /* 0xccc undefined */
5016 /* 0xcce undefined */
5023 /* 0xc1 undefined */
5024 /* 0xc3 undefined */
5026 case 0xc5: /* BPRP - branch prediction relative preload */
5027 case 0xc7: /* BPP - branch prediction preload */
5028 /* no visible effect */
5032 /* SSF-format instruction */
5033 switch (ibyte
[0] << 4 | inib
[3])
5035 /* 0xc80 unsupported */
5037 case 0xc81: /* ECTG - extract cpu time */
5038 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5040 if (s390_record_gpr_g (gdbarch
, regcache
, 0))
5042 if (s390_record_gpr_g (gdbarch
, regcache
, 1))
5046 case 0xc82: /* CSST - compare and swap and store */
5049 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
5051 sc
= tmp
>> 8 & 0xff;
5053 /* First and third operands. */
5054 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5057 case 0x00: /* 32-bit */
5058 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5060 if (record_full_arch_list_add_mem (oaddr
, 4))
5064 case 0x01: /* 64-bit */
5065 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5067 if (record_full_arch_list_add_mem (oaddr
, 8))
5071 case 0x02: /* 128-bit */
5072 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5074 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2] | 1))
5076 if (record_full_arch_list_add_mem (oaddr
, 16))
5081 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown CSST FC %02x at %s.\n",
5082 fc
, paddress (gdbarch
, addr
));
5086 /* Second operand. */
5087 oaddr2
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[2], 0);
5090 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown CSST FC %02x at %s.\n",
5091 sc
, paddress (gdbarch
, addr
));
5095 if (record_full_arch_list_add_mem (oaddr2
, 1 << sc
))
5099 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5104 /* 0xc83 undefined */
5106 case 0xc84: /* LPD - load pair disjoint */
5107 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5109 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
5111 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5115 case 0xc85: /* LPDG - load pair disjoint */
5116 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5118 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2] | 1))
5120 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5124 /* 0xc86-0xc8f undefined */
5131 /* 0xc9-0xcb undefined */
5132 /* 0xcd-0xcf undefined */
5134 case 0xd0: /* TRTR - translate and test reversed */
5135 case 0xdd: /* TRT - translate and test */
5136 if (record_full_arch_list_add_reg (regcache
, S390_R1_REGNUM
))
5138 if (record_full_arch_list_add_reg (regcache
, S390_R2_REGNUM
))
5140 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5144 case 0xd1: /* MVN - move numbers */
5145 case 0xd2: /* MVC - move */
5146 case 0xd3: /* MVZ - move zones */
5147 case 0xdc: /* TR - translate */
5148 case 0xe8: /* MVCIN - move inverse */
5149 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5150 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
5154 case 0xd4: /* NC - and */
5155 case 0xd6: /* OC - or*/
5156 case 0xd7: /* XC - xor */
5157 case 0xe2: /* UNPKU - unpack unicode */
5158 case 0xea: /* UNPKA - unpack ASCII */
5159 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5160 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
5162 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5166 case 0xde: /* ED - edit */
5167 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5168 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
5170 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5172 /* DXC may be written */
5173 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5177 case 0xdf: /* EDMK - edit and mark */
5178 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5179 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
5181 if (record_full_arch_list_add_reg (regcache
, S390_R1_REGNUM
))
5183 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5185 /* DXC may be written */
5186 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5190 /* 0xd8 undefined */
5191 /* 0xd9 unsupported: MVCK - move with key */
5192 /* 0xda unsupported: MVCP - move to primary */
5193 /* 0xdb unsupported: MVCS - move to secondary */
5194 /* 0xe0 undefined */
5196 case 0xe1: /* PKU - pack unicode */
5197 case 0xe9: /* PKA - pack ASCII */
5198 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5199 if (record_full_arch_list_add_mem (oaddr
, 16))
5208 /* RXY/RXE/RXF/RSL/RSY/SIY/V*-format instruction */
5209 switch (ibyte
[0] << 8 | ibyte
[5])
5211 /* 0xe300-0xe301 undefined */
5213 case 0xe302: /* LTG - load and test */
5214 case 0xe308: /* AG - add */
5215 case 0xe309: /* SG - subtract */
5216 case 0xe30a: /* ALG - add logical */
5217 case 0xe30b: /* SLG - subtract logical */
5218 case 0xe318: /* AGF - add */
5219 case 0xe319: /* SGF - subtract */
5220 case 0xe31a: /* ALGF - add logical */
5221 case 0xe31b: /* SLGF - subtract logical */
5222 case 0xe332: /* LTGF - load and test */
5223 case 0xe380: /* NG - and */
5224 case 0xe381: /* OG - or */
5225 case 0xe382: /* XG - xor */
5226 case 0xe388: /* ALCG - add logical with carry */
5227 case 0xe389: /* SLBG - subtract logical with borrow */
5228 case 0xeb0a: /* SRAG - shift right single */
5229 case 0xeb0b: /* SLAG - shift left single */
5230 /* 64-bit gpr destination + flags */
5231 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5233 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5237 /* 0xe303 privileged */
5239 case 0xe304: /* LG - load */
5240 case 0xe30c: /* MSG - multiply single */
5241 case 0xe30f: /* LRVG - load reversed */
5242 case 0xe314: /* LGF - load */
5243 case 0xe315: /* LGH - load halfword */
5244 case 0xe316: /* LLGF - load logical */
5245 case 0xe317: /* LLGT - load logical thirty one bits */
5246 case 0xe31c: /* MSGF - multiply single */
5247 case 0xe32a: /* LZRG - load and zero rightmost byte */
5248 case 0xe33a: /* LLZRGF - load logical and zero rightmost byte */
5249 case 0xe33c: /* MGH - multiply halfword 64x16mem -> 64 */
5250 case 0xe346: /* BCTG - branch on count */
5251 case 0xe377: /* LGB - load byte */
5252 case 0xe390: /* LLGC - load logical character */
5253 case 0xe391: /* LLGH - load logical halfword */
5254 case 0xeb0c: /* SRLG - shift right single logical */
5255 case 0xeb0d: /* SLLG - shift left single logical */
5256 case 0xeb1c: /* RLLG - rotate left single logical */
5257 case 0xeb44: /* BXHG - branch on index high */
5258 case 0xeb45: /* BXLEG - branch on index low or equal */
5259 case 0xeb4c: /* ECAG - extract cpu attribute */
5260 case 0xebe2: /* LOCG - load on condition */
5261 /* 64-bit gpr destination */
5262 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5266 /* 0xe305 undefined */
5268 case 0xe306: /* CVBY - convert to binary */
5269 /* 32-bit or native gpr destination + FPC (DXC write) */
5270 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5272 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5276 /* 0xe307 undefined */
5278 case 0xe30d: /* DSG - divide single */
5279 case 0xe31d: /* DSGF - divide single */
5280 case 0xe384: /* MG - multiply 64x64mem -> 128 */
5281 case 0xe386: /* MLG - multiply logical */
5282 case 0xe387: /* DLG - divide logical */
5283 case 0xe38f: /* LPQ - load pair from quadword */
5284 /* 64-bit gpr pair destination */
5285 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5287 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2] | 1))
5291 case 0xe30e: /* CVBG - convert to binary */
5292 /* 64-bit gpr destination + FPC (DXC write) */
5293 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5295 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5299 /* 0xe310-0xe311 undefined */
5301 case 0xe312: /* LT - load and test */
5302 case 0xe338: /* AGH - add halfword to 64 bit value */
5303 case 0xe339: /* SGH - subtract halfword from 64 bit value */
5304 case 0xe353: /* MSC - multiply single 32x32mem -> 32 */
5305 case 0xe354: /* NY - and */
5306 case 0xe356: /* OY - or */
5307 case 0xe357: /* XY - xor */
5308 case 0xe35a: /* AY - add */
5309 case 0xe35b: /* SY - subtract */
5310 case 0xe35e: /* ALY - add logical */
5311 case 0xe35f: /* SLY - subtract logical */
5312 case 0xe37a: /* AHY - add halfword */
5313 case 0xe37b: /* SHY - subtract halfword */
5314 case 0xe383: /* MSGC - multiply single 64x64mem -> 64 */
5315 case 0xe398: /* ALC - add logical with carry */
5316 case 0xe399: /* SLB - subtract logical with borrow */
5317 case 0xe727: /* LCBB - load count to block boundary */
5318 case 0xeb81: /* ICMY - insert characters under mask */
5319 case 0xebdc: /* SRAK - shift left single */
5320 case 0xebdd: /* SLAK - shift left single */
5321 /* 32/64-bit gpr destination + flags */
5322 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5324 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5328 /* 0xe313 privileged */
5330 case 0xe31e: /* LRV - load reversed */
5331 case 0xe31f: /* LRVH - load reversed */
5332 case 0xe33b: /* LZRF - load and zero rightmost byte */
5333 case 0xe351: /* MSY - multiply single */
5334 case 0xe358: /* LY - load */
5335 case 0xe371: /* LAY - load address */
5336 case 0xe373: /* ICY - insert character */
5337 case 0xe376: /* LB - load byte */
5338 case 0xe378: /* LHY - load */
5339 case 0xe37c: /* MHY - multiply halfword */
5340 case 0xe394: /* LLC - load logical character */
5341 case 0xe395: /* LLH - load logical halfword */
5342 case 0xeb1d: /* RLL - rotate left single logical */
5343 case 0xebde: /* SRLK - shift left single logical */
5344 case 0xebdf: /* SLLK - shift left single logical */
5345 case 0xebf2: /* LOC - load on condition */
5346 /* 32-bit or native gpr destination */
5347 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5351 case 0xe320: /* CG - compare */
5352 case 0xe321: /* CLG - compare logical */
5353 case 0xe330: /* CGF - compare */
5354 case 0xe331: /* CLGF - compare logical */
5355 case 0xe334: /* CGH - compare halfword */
5356 case 0xe355: /* CLY - compare logical */
5357 case 0xe359: /* CY - compare */
5358 case 0xe379: /* CHY - compare halfword */
5359 case 0xe3cd: /* CHF - compare high */
5360 case 0xe3cf: /* CLHF - compare logical high */
5361 case 0xeb20: /* CLMH - compare logical under mask high */
5362 case 0xeb21: /* CLMY - compare logical under mask */
5363 case 0xeb51: /* TMY - test under mask */
5364 case 0xeb55: /* CLIY - compare logical */
5365 case 0xebc0: /* TP - test decimal */
5366 case 0xed10: /* TCEB - test data class */
5367 case 0xed11: /* TCDB - test data class */
5368 case 0xed12: /* TCXB - test data class */
5369 case 0xed50: /* TDCET - test data class */
5370 case 0xed51: /* TDGET - test data group */
5371 case 0xed54: /* TDCDT - test data class */
5372 case 0xed55: /* TDGDT - test data group */
5373 case 0xed58: /* TDCXT - test data class */
5374 case 0xed59: /* TDGXT - test data group */
5376 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5380 /* 0xe322-0xe323 undefined */
5382 case 0xe324: /* STG - store */
5383 case 0xe325: /* NTSTG - nontransactional store */
5384 case 0xe326: /* CVDY - convert to decimal */
5385 case 0xe32f: /* STRVG - store reversed */
5386 case 0xebe3: /* STOCG - store on condition */
5387 case 0xed67: /* STDY - store */
5388 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
5389 if (record_full_arch_list_add_mem (oaddr
, 8))
5393 /* 0xe327-0xe329 undefined */
5394 /* 0xe32b-0xe32d undefined */
5396 case 0xe32e: /* CVDG - convert to decimal */
5397 case 0xe38e: /* STPQ - store pair to quadword */
5398 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
5399 if (record_full_arch_list_add_mem (oaddr
, 16))
5403 /* 0xe333 undefined */
5404 /* 0xe335 undefined */
5406 case 0xe336: /* PFD - prefetch data */
5409 /* 0xe337 undefined */
5410 /* 0xe33c-0xe33d undefined */
5412 case 0xe33e: /* STRV - store reversed */
5413 case 0xe350: /* STY - store */
5414 case 0xe3cb: /* STFH - store high */
5415 case 0xebe1: /* STOCFH - store high on condition */
5416 case 0xebf3: /* STOC - store on condition */
5417 case 0xed66: /* STEY - store */
5418 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
5419 if (record_full_arch_list_add_mem (oaddr
, 4))
5423 case 0xe33f: /* STRVH - store reversed */
5424 case 0xe370: /* STHY - store halfword */
5425 case 0xe3c7: /* STHH - store halfword high */
5426 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
5427 if (record_full_arch_list_add_mem (oaddr
, 2))
5431 /* 0xe340-0xe345 undefined */
5433 case 0xe347: /* BIC - branch indirect on condition */
5436 /* 0xe348-0xe34f undefined */
5437 /* 0xe352 undefined */
5439 case 0xe35c: /* MFY - multiply */
5440 case 0xe396: /* ML - multiply logical */
5441 case 0xe397: /* DL - divide logical */
5442 /* 32-bit gpr pair destination */
5443 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5445 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
5449 /* 0xe35d undefined */
5450 /* 0xe360-0xe36f undefined */
5452 case 0xe372: /* STCY - store character */
5453 case 0xe3c3: /* STCH - store character high */
5454 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], ibyte
[4]);
5455 if (record_full_arch_list_add_mem (oaddr
, 1))
5459 /* 0xe374 undefined */
5461 case 0xe375: /* LAEY - load address extended */
5462 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5464 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[2]))
5468 /* 0xe37d-0xe37f undefined */
5470 case 0xe385: /* LGAT - load and trap */
5471 case 0xe39c: /* LLGTAT - load logical thirty one bits and trap */
5472 case 0xe39d: /* LLGFAT - load logical and trap */
5473 case 0xe650: /* VCVB - vector convert to binary 32 bit*/
5474 case 0xe652: /* VCVBG - vector convert to binary 64 bit*/
5475 case 0xe721: /* VLGV - vector load gr from vr element */
5476 /* 64-bit gpr destination + fpc for possible DXC write */
5477 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5479 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5483 /* 0xe38a-0xe38d undefined */
5484 /* 0xe392-0xe393 undefined */
5485 /* 0xe39a-0xe39b undefined */
5486 /* 0xe39e undefined */
5488 case 0xe39f: /* LAT - load and trap */
5489 /* 32-bit gpr destination + fpc for possible DXC write */
5490 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5492 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5496 /* 0xe3a0-0xe3bf undefined */
5498 case 0xe3c0: /* LBH - load byte high */
5499 case 0xe3c2: /* LLCH - load logical character high */
5500 case 0xe3c4: /* LHH - load halfword high */
5501 case 0xe3c6: /* LLHH - load logical halfword high */
5502 case 0xe3ca: /* LFH - load high */
5503 case 0xebe0: /* LOCFH - load high on condition */
5504 /* 32-bit high gpr destination */
5505 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
5509 /* 0xe3c1 undefined */
5510 /* 0xe3c5 undefined */
5512 case 0xe3c8: /* LFHAT - load high and trap */
5513 /* 32-bit high gpr destination + fpc for possible DXC write */
5514 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
5516 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5520 /* 0xe3c9 undefined */
5521 /* 0xe3cc undefined */
5522 /* 0xe3ce undefined */
5523 /* 0xe3d0-0xe3ff undefined */
5525 case 0xe601: /* VLEBRH - vector load byte reversed element */
5526 case 0xe602: /* VLEBRG - vector load byte reversed element */
5527 case 0xe603: /* VLEBRF - vector load byte reversed element */
5528 case 0xe604: /* VLLEBRZ - vector load byte rev. el. and zero */
5529 case 0xe605: /* VLBRREP - vector load byte rev. el. and replicate */
5530 case 0xe606: /* VLBR - vector load byte reversed elements */
5531 case 0xe607: /* VLER - vector load elements reversed */
5532 case 0xe634: /* VPKZ - vector pack zoned */
5533 case 0xe635: /* VLRL - vector load rightmost with immed. length */
5534 case 0xe637: /* VLRLR - vector load rightmost with length */
5535 case 0xe649: /* VLIP - vector load immediate decimal */
5536 case 0xe700: /* VLEB - vector load element */
5537 case 0xe701: /* VLEH - vector load element */
5538 case 0xe702: /* VLEG - vector load element */
5539 case 0xe703: /* VLEF - vector load element */
5540 case 0xe704: /* VLLEZ - vector load logical element and zero */
5541 case 0xe705: /* VLREP - vector load and replicate */
5542 case 0xe706: /* VL - vector load */
5543 case 0xe707: /* VLBB - vector load to block boundary */
5544 case 0xe712: /* VGEG - vector gather element */
5545 case 0xe713: /* VGEF - vector gather element */
5546 case 0xe722: /* VLVG - vector load vr element from gr */
5547 case 0xe730: /* VESL - vector element shift left */
5548 case 0xe733: /* VERLL - vector element rotate left logical */
5549 case 0xe737: /* VLL - vector load with length */
5550 case 0xe738: /* VESRL - vector element shift right logical */
5551 case 0xe73a: /* VESRA - vector element shift right arithmetic */
5552 case 0xe740: /* VLEIB - vector load element immediate */
5553 case 0xe741: /* VLEIH - vector load element immediate */
5554 case 0xe742: /* VLEIG - vector load element immediate */
5555 case 0xe743: /* VLEIF - vector load element immediate */
5556 case 0xe744: /* VGBM - vector generate byte mask */
5557 case 0xe745: /* VREPI - vector replicate immediate */
5558 case 0xe746: /* VGM - vector generate mask */
5559 case 0xe74d: /* VREP - vector replicate */
5560 case 0xe750: /* VPOPCT - vector population count */
5561 case 0xe752: /* VCTZ - vector count trailing zeros */
5562 case 0xe753: /* VCLZ - vector count leading zeros */
5563 case 0xe756: /* VLR - vector load */
5564 case 0xe75f: /* VSEG -vector sign extend to doubleword */
5565 case 0xe760: /* VMRL - vector merge low */
5566 case 0xe761: /* VMRH - vector merge high */
5567 case 0xe762: /* VLVGP - vector load vr from grs disjoint */
5568 case 0xe764: /* VSUM - vector sum across word */
5569 case 0xe765: /* VSUMG - vector sum across doubleword */
5570 case 0xe766: /* VCKSM - vector checksum */
5571 case 0xe767: /* VSUMQ - vector sum across quadword */
5572 case 0xe768: /* VN - vector and */
5573 case 0xe769: /* VNC - vector and with complement */
5574 case 0xe76a: /* VO - vector or */
5575 case 0xe76b: /* VNO - vector nor */
5576 case 0xe76c: /* VNX - vector not exclusive or */
5577 case 0xe76d: /* VX - vector xor */
5578 case 0xe76e: /* VNN - vector nand */
5579 case 0xe76f: /* VOC - vector or with complement */
5580 case 0xe770: /* VESLV - vector element shift left */
5581 case 0xe772: /* VERIM - vector element rotate and insert under mask */
5582 case 0xe773: /* VERLLV - vector element rotate left logical */
5583 case 0xe774: /* VSL - vector shift left */
5584 case 0xe775: /* VSLB - vector shift left by byte */
5585 case 0xe777: /* VSLDB - vector shift left double by byte */
5586 case 0xe778: /* VESRLV - vector element shift right logical */
5587 case 0xe77a: /* VESRAV - vector element shift right arithmetic */
5588 case 0xe77c: /* VSRL - vector shift right logical */
5589 case 0xe77d: /* VSRLB - vector shift right logical by byte */
5590 case 0xe77e: /* VSRA - vector shift right arithmetic */
5591 case 0xe77f: /* VSRAB - vector shift right arithmetic by byte */
5592 case 0xe784: /* VPDI - vector permute doubleword immediate */
5593 case 0xe785: /* VBPERM - vector bit permute */
5594 case 0xe786: /* VSLD - vector shift left double by bit */
5595 case 0xe787: /* VSRD - vector shift right double by bit */
5596 case 0xe78b: /* VSTRS - vector string search */
5597 case 0xe78c: /* VPERM - vector permute */
5598 case 0xe78d: /* VSEL - vector select */
5599 case 0xe78e: /* VFMS - vector fp multiply and subtract */
5600 case 0xe78f: /* VFMA - vector fp multiply and add */
5601 case 0xe794: /* VPK - vector pack */
5602 case 0xe79e: /* VFNMS - vector fp negative multiply and subtract */
5603 case 0xe79f: /* VFNMA - vector fp negative multiply and add */
5604 case 0xe7a1: /* VMLH - vector multiply logical high */
5605 case 0xe7a2: /* VML - vector multiply low */
5606 case 0xe7a3: /* VMH - vector multiply high */
5607 case 0xe7a4: /* VMLE - vector multiply logical even */
5608 case 0xe7a5: /* VMLO - vector multiply logical odd */
5609 case 0xe7a6: /* VME - vector multiply even */
5610 case 0xe7a7: /* VMO - vector multiply odd */
5611 case 0xe7a9: /* VMALH - vector multiply and add logical high */
5612 case 0xe7aa: /* VMAL - vector multiply and add low */
5613 case 0xe7ab: /* VMAH - vector multiply and add high */
5614 case 0xe7ac: /* VMALE - vector multiply and add logical even */
5615 case 0xe7ad: /* VMALO - vector multiply and add logical odd */
5616 case 0xe7ae: /* VMAE - vector multiply and add even */
5617 case 0xe7af: /* VMAO - vector multiply and add odd */
5618 case 0xe7b4: /* VGFM - vector Galois field multiply sum */
5619 case 0xe7b8: /* VMSL - vector multiply sum logical */
5620 case 0xe7b9: /* VACCC - vector add with carry compute carry */
5621 case 0xe7bb: /* VAC - vector add with carry */
5622 case 0xe7bc: /* VGFMA - vector Galois field multiply sum and accumulate */
5623 case 0xe7bd: /* VSBCBI - vector subtract with borrow compute borrow indication */
5624 case 0xe7bf: /* VSBI - vector subtract with borrow indication */
5625 case 0xe7c0: /* VCLFP - vector fp convert to logical */
5626 case 0xe7c1: /* VCFPL - vector fp convert from logical */
5627 case 0xe7c2: /* VCSFP - vector fp convert to fixed */
5628 case 0xe7c3: /* VCFPS - vector fp convert from fixed */
5629 case 0xe7c4: /* VLDE/VFLL - vector fp load lengthened */
5630 case 0xe7c5: /* VLED/VFLR - vector fp load rounded */
5631 case 0xe7c7: /* VFI - vector load fp integer */
5632 case 0xe7cc: /* VFPSO - vector fp perform sign operation */
5633 case 0xe7ce: /* VFSQ - vector fp square root */
5634 case 0xe7d4: /* VUPLL - vector unpack logical low */
5635 case 0xe7d6: /* VUPL - vector unpack low */
5636 case 0xe7d5: /* VUPLH - vector unpack logical high */
5637 case 0xe7d7: /* VUPH - vector unpack high */
5638 case 0xe7de: /* VLC - vector load complement */
5639 case 0xe7df: /* VLP - vector load positive */
5640 case 0xe7e2: /* VFA - vector fp subtract */
5641 case 0xe7e3: /* VFA - vector fp add */
5642 case 0xe7e5: /* VFD - vector fp divide */
5643 case 0xe7e7: /* VFM - vector fp multiply */
5644 case 0xe7ee: /* VFMIN - vector fp minimum */
5645 case 0xe7ef: /* VFMAX - vector fp maximum */
5646 case 0xe7f0: /* VAVGL - vector average logical */
5647 case 0xe7f1: /* VACC - vector add and compute carry */
5648 case 0xe7f2: /* VAVG - vector average */
5649 case 0xe7f3: /* VA - vector add */
5650 case 0xe7f5: /* VSCBI - vector subtract compute borrow indication */
5651 case 0xe7f7: /* VS - vector subtract */
5652 case 0xe7fc: /* VMNL - vector minimum logical */
5653 case 0xe7fd: /* VMXL - vector maximum logical */
5654 case 0xe7fe: /* VMN - vector minimum */
5655 case 0xe7ff: /* VMX - vector maximum */
5656 /* vector destination + FPC */
5657 if (s390_record_vr (gdbarch
, regcache
, ivec
[0]))
5659 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5663 case 0xe63d: /* VSTRL - vector store rightmost with immed. length */
5664 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5665 if (record_full_arch_list_add_mem (oaddr
, inib
[3] + 1))
5667 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5671 case 0xe708: /* VSTEB - vector store element */
5672 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
5673 if (record_full_arch_list_add_mem (oaddr
, 1))
5675 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5679 case 0xe609: /* VSTEBRH - vector store byte reversed element */
5680 case 0xe709: /* VSTEH - vector store element */
5681 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
5682 if (record_full_arch_list_add_mem (oaddr
, 2))
5684 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5688 case 0xe60a: /* VSTEBRG - vector store byte reversed element */
5689 case 0xe70a: /* VSTEG - vector store element */
5690 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
5691 if (record_full_arch_list_add_mem (oaddr
, 8))
5693 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5697 case 0xe60b: /* VSTEBRF - vector store byte reversed element */
5698 case 0xe70b: /* VSTEF - vector store element */
5699 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
5700 if (record_full_arch_list_add_mem (oaddr
, 4))
5702 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5706 /* 0xe70c-0xe70d undefined */
5708 case 0xe60e: /* VSTBR - vector store byte reversed elements */
5709 case 0xe60f: /* VSTER - vector store elements reversed */
5710 case 0xe70e: /* VST - vector store */
5711 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, inib
[3], insn
[1], 0);
5712 if (record_full_arch_list_add_mem (oaddr
, 16))
5714 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5718 /* 0xe70f-0xe711 undefined */
5719 /* 0xe714-0xe719 undefined */
5721 case 0xe71a: /* VSCEG - vector scatter element */
5722 if (s390_record_calc_disp_vsce (gdbarch
, regcache
, ivec
[1], inib
[8], 8, insn
[1], 0, &oaddr
))
5724 if (record_full_arch_list_add_mem (oaddr
, 8))
5726 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5730 case 0xe71b: /* VSCEF - vector scatter element */
5731 if (s390_record_calc_disp_vsce (gdbarch
, regcache
, ivec
[1], inib
[8], 4, insn
[1], 0, &oaddr
))
5733 if (record_full_arch_list_add_mem (oaddr
, 4))
5735 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5739 /* 0xe71c-0xe720 undefined */
5740 /* 0xe723-0xe726 undefined */
5741 /* 0xe728-0xe72f undefined */
5742 /* 0xe731-0xe732 undefined */
5743 /* 0xe734-0xe735 undefined */
5745 case 0xe736: /* VLM - vector load multiple */
5746 for (i
= ivec
[0]; i
!= ivec
[1]; i
++, i
&= 0x1f)
5747 if (s390_record_vr (gdbarch
, regcache
, i
))
5749 if (s390_record_vr (gdbarch
, regcache
, ivec
[1]))
5751 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5755 /* 0xe739 undefined */
5756 /* 0xe73b-0xe73d undefined */
5758 case 0xe73e: /* VSTM - vector store multiple */
5759 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5760 if (ivec
[0] <= ivec
[1])
5761 n
= ivec
[1] - ivec
[0] + 1;
5763 n
= ivec
[1] + 0x20 - ivec
[0] + 1;
5764 if (record_full_arch_list_add_mem (oaddr
, n
* 16))
5766 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5770 case 0xe63c: /* VUPKZ - vector unpack zoned */
5771 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5772 if (record_full_arch_list_add_mem (oaddr
, (ibyte
[1] + 1) & 31))
5774 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5778 case 0xe63f: /* VSTRLR - vector store rightmost with length */
5779 case 0xe73f: /* VSTL - vector store with length */
5780 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
5781 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[3], &tmp
);
5785 if (record_full_arch_list_add_mem (oaddr
, tmp
+ 1))
5787 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5791 /* 0xe747-0xe749 undefined */
5793 case 0xe658: /* VCVD - vector convert to decimal 32 bit */
5794 case 0xe659: /* VSRP - vector shift and round decimal */
5795 case 0xe65a: /* VCVDG - vector convert to decimal 64 bit*/
5796 case 0xe65b: /* VPSOP - vector perform sign operation decimal */
5797 case 0xe671: /* VAP - vector add decimal */
5798 case 0xe673: /* VSP - vector subtract decimal */
5799 case 0xe678: /* VMP - vector multiply decimal */
5800 case 0xe679: /* VMSP - vector multiply decimal */
5801 case 0xe67a: /* VDP - vector divide decimal */
5802 case 0xe67b: /* VRP - vector remainder decimal */
5803 case 0xe67e: /* VSDP - vector shift and divide decimal */
5804 case 0xe74a: /* VFTCI - vector fp test data class immediate */
5805 case 0xe75c: /* VISTR - vector isolate string */
5806 case 0xe780: /* VFEE - vector find element equal */
5807 case 0xe781: /* VFENE - vector find element not equal */
5808 case 0xe782: /* VFA - vector find any element equal */
5809 case 0xe78a: /* VSTRC - vector string range compare */
5810 case 0xe795: /* VPKLS - vector pack logical saturate */
5811 case 0xe797: /* VPKS - vector pack saturate */
5812 case 0xe7e8: /* VFCE - vector fp compare equal */
5813 case 0xe7ea: /* VFCHE - vector fp compare high or equal */
5814 case 0xe7eb: /* VFCH - vector fp compare high */
5815 case 0xe7f8: /* VCEQ - vector compare equal */
5816 case 0xe7f9: /* VCHL - vector compare high logical */
5817 case 0xe7fb: /* VCH - vector compare high */
5818 /* vector destination + flags + FPC */
5819 if (s390_record_vr (gdbarch
, regcache
, ivec
[0]))
5821 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5823 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5827 case 0xe65f: /* VTP - vector test decimal */
5829 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5831 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5835 /* 0xe74b-0xe74c undefined */
5836 /* 0xe74e-0xe74f undefined */
5837 /* 0xe751 undefined */
5838 /* 0xe754-0xe755 undefined */
5839 /* 0xe757-0xe75b undefined */
5840 /* 0xe75d-0xe75e undefined */
5841 /* 0xe763 undefined */
5842 /* 0xe771 undefined */
5843 /* 0xe776 undefined */
5844 /* 0xe779 undefined */
5845 /* 0xe77b undefined */
5846 /* 0xe783 undefined */
5847 /* 0xe786-0xe789 undefined */
5848 /* 0xe78b undefined */
5849 /* 0xe790-0xe793 undefined */
5850 /* 0xe796 undefined */
5851 /* 0xe798-0xe79d undefined */
5852 /* 0xe7a0 undefined */
5853 /* 0xe7a8 undefined */
5854 /* 0xe7b0-0xe7b3 undefined */
5855 /* 0xe7b5-0xe7b7 undefined */
5856 /* 0xe7ba undefined */
5857 /* 0xe7be undefined */
5858 /* 0xe7c6 undefined */
5859 /* 0xe7c8-0xe7c9 undefined */
5861 case 0xe677: /* VCP - vector compare decimal */
5862 case 0xe7ca: /* WFK - vector fp compare and signal scalar */
5863 case 0xe7cb: /* WFC - vector fp compare scalar */
5864 case 0xe7d8: /* VTM - vector test under mask */
5865 case 0xe7d9: /* VECL - vector element compare logical */
5866 case 0xe7db: /* VEC - vector element compare */
5867 case 0xed08: /* KEB - compare and signal */
5868 case 0xed09: /* CEB - compare */
5869 case 0xed18: /* KDB - compare and signal */
5870 case 0xed19: /* CDB - compare */
5871 /* flags + fpc only */
5872 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5874 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5878 /* 0xe7cd undefined */
5879 /* 0xe7cf-0xe7d3 undefined */
5880 /* 0xe7da undefined */
5881 /* 0xe7dc-0xe7dd undefined */
5882 /* 0xe7e0-0xe7e1 undefined */
5883 /* 0xe7e4 undefined */
5884 /* 0xe7e6 undefined */
5885 /* 0xe7e9 undefined */
5886 /* 0xe7ec-0xe7ed undefined */
5887 /* 0xe7f4 undefined */
5888 /* 0xe7f6 undefined */
5889 /* 0xe7fa undefined */
5891 /* 0xeb00-0xeb03 undefined */
5893 case 0xeb04: /* LMG - load multiple */
5894 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
5895 if (s390_record_gpr_g (gdbarch
, regcache
, i
))
5897 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[3]))
5901 /* 0xeb05-0xeb09 undefined */
5902 /* 0xeb0e undefined */
5903 /* 0xeb0f privileged: TRACG */
5904 /* 0xeb10-0xeb13 undefined */
5906 case 0xeb14: /* CSY - compare and swap */
5907 case 0xebf4: /* LAN - load and and */
5908 case 0xebf6: /* LAO - load and or */
5909 case 0xebf7: /* LAX - load and xor */
5910 case 0xebf8: /* LAA - load and add */
5911 case 0xebfa: /* LAAL - load and add logical */
5912 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
5913 if (record_full_arch_list_add_mem (oaddr
, 4))
5915 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5917 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5921 /* 0xeb15-0xeb1b undefined */
5922 /* 0xeb1e-0xeb1f undefined */
5923 /* 0xeb22 undefined */
5925 case 0xeb23: /* CLT - compare logical and trap */
5926 case 0xeb2b: /* CLGT - compare logical and trap */
5927 /* fpc only - including possible DXC write for trapping insns */
5928 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
5932 case 0xeb24: /* STMG - store multiple */
5933 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
5934 if (inib
[2] <= inib
[3])
5935 n
= inib
[3] - inib
[2] + 1;
5937 n
= inib
[3] + 0x10 - inib
[2] + 1;
5938 if (record_full_arch_list_add_mem (oaddr
, n
* 8))
5942 /* 0xeb25 privileged */
5944 case 0xeb26: /* STMH - store multiple high */
5945 case 0xeb90: /* STMY - store multiple */
5946 case 0xeb9b: /* STAMY - store access multiple */
5947 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
5948 if (inib
[2] <= inib
[3])
5949 n
= inib
[3] - inib
[2] + 1;
5951 n
= inib
[3] + 0x10 - inib
[2] + 1;
5952 if (record_full_arch_list_add_mem (oaddr
, n
* 4))
5956 /* 0xeb27-0xeb2a undefined */
5958 case 0xeb2c: /* STCMH - store characters under mask */
5959 case 0xeb2d: /* STCMY - store characters under mask */
5960 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
5961 if (record_full_arch_list_add_mem (oaddr
, s390_popcnt (inib
[3])))
5965 /* 0xeb2e undefined */
5966 /* 0xeb2f privileged */
5968 case 0xeb30: /* CSG - compare and swap */
5969 case 0xebe4: /* LANG - load and and */
5970 case 0xebe6: /* LAOG - load and or */
5971 case 0xebe7: /* LAXG - load and xor */
5972 case 0xebe8: /* LAAG - load and add */
5973 case 0xebea: /* LAALG - load and add logical */
5974 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
5975 if (record_full_arch_list_add_mem (oaddr
, 8))
5977 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
5979 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5983 case 0xeb31: /* CDSY - compare double and swap */
5984 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
5985 if (record_full_arch_list_add_mem (oaddr
, 8))
5987 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
5989 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
5991 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
5995 /* 0xeb32-0xeb3d undefined */
5997 case 0xeb3e: /* CDSG - compare double and swap */
5998 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
5999 if (record_full_arch_list_add_mem (oaddr
, 16))
6001 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6003 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2] | 1))
6005 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6009 /* 0xeb3f-0xeb43 undefined */
6010 /* 0xeb46-0xeb4b undefined */
6011 /* 0xeb4d-0xeb50 undefined */
6013 case 0xeb52: /* MVIY - move */
6014 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6015 if (record_full_arch_list_add_mem (oaddr
, 1))
6019 case 0xeb54: /* NIY - and */
6020 case 0xeb56: /* OIY - or */
6021 case 0xeb57: /* XIY - xor */
6022 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6023 if (record_full_arch_list_add_mem (oaddr
, 1))
6025 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6029 /* 0xeb53 undefined */
6030 /* 0xeb58-0xeb69 undefined */
6032 case 0xeb6a: /* ASI - add immediate */
6033 case 0xeb6e: /* ALSI - add immediate */
6034 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6035 if (record_full_arch_list_add_mem (oaddr
, 4))
6037 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6041 /* 0xeb6b-0xeb6d undefined */
6042 /* 0xeb6f-0xeb79 undefined */
6044 case 0xeb7a: /* AGSI - add immediate */
6045 case 0xeb7e: /* ALGSI - add immediate */
6046 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], ibyte
[4]);
6047 if (record_full_arch_list_add_mem (oaddr
, 8))
6049 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6053 /* 0xeb7b-0xeb7d undefined */
6054 /* 0xeb7f undefined */
6056 case 0xeb80: /* ICMH - insert characters under mask */
6057 /* 32-bit high gpr destination + flags */
6058 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
6060 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6064 /* 0xeb82-0xeb8d undefined */
6066 case 0xeb8e: /* MVCLU - move long unicode [partial] */
6067 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ inib
[2], &tmp
);
6068 oaddr
= s390_record_address_mask (gdbarch
, regcache
, tmp
);
6069 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1), &tmp
);
6070 if (record_full_arch_list_add_mem (oaddr
, tmp
))
6072 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6074 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
6076 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
6078 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
6080 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6084 case 0xeb8f: /* CLCLU - compare logical long unicode [partial] */
6085 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6087 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[2] | 1)))
6089 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
6091 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ (inib
[3] | 1)))
6093 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6097 /* 0xeb91-0xeb95 undefined */
6099 case 0xeb96: /* LMH - load multiple high */
6100 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
6101 if (s390_record_gpr_h (gdbarch
, regcache
, i
))
6103 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[3]))
6107 /* 0xeb97 undefined */
6109 case 0xeb98: /* LMY - load multiple */
6110 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
6111 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ i
))
6113 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
6117 /* 0xeb99 undefined */
6119 case 0xeb9a: /* LAMY - load access multiple */
6120 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
6121 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ i
))
6123 if (record_full_arch_list_add_reg (regcache
, S390_A0_REGNUM
+ inib
[3]))
6127 /* 0xeb9c-0xebbf undefined */
6128 /* 0xebc1-0xebdb undefined */
6129 /* 0xebe5 undefined */
6130 /* 0xebe9 undefined */
6131 /* 0xebeb-0xebf1 undefined */
6132 /* 0xebf5 undefined */
6133 /* 0xebf9 undefined */
6134 /* 0xebfb-0xebff undefined */
6136 /* 0xed00-0xed03 undefined */
6138 case 0xed04: /* LDEB - load lengthened */
6139 case 0xed0c: /* MDEB - multiply */
6140 case 0xed0d: /* DEB - divide */
6141 case 0xed14: /* SQEB - square root */
6142 case 0xed15: /* SQDB - square root */
6143 case 0xed17: /* MEEB - multiply */
6144 case 0xed1c: /* MDB - multiply */
6145 case 0xed1d: /* DDB - divide */
6146 /* float destination + fpc */
6147 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
6149 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6153 case 0xed05: /* LXDB - load lengthened */
6154 case 0xed06: /* LXEB - load lengthened */
6155 case 0xed07: /* MXDB - multiply */
6156 /* float pair destination + fpc */
6157 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
6159 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[2] | 2)))
6161 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6165 case 0xed0a: /* AEB - add */
6166 case 0xed0b: /* SEB - subtract */
6167 case 0xed1a: /* ADB - add */
6168 case 0xed1b: /* SDB - subtract */
6169 /* float destination + flags + fpc */
6170 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
6172 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6174 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6178 case 0xed0e: /* MAEB - multiply and add */
6179 case 0xed0f: /* MSEB - multiply and subtract */
6180 case 0xed1e: /* MADB - multiply and add */
6181 case 0xed1f: /* MSDB - multiply and subtract */
6182 case 0xed40: /* SLDT - shift significand left */
6183 case 0xed41: /* SRDT - shift significand right */
6184 case 0xedaa: /* CDZT - convert from zoned */
6185 case 0xedae: /* CDPT - convert from packed */
6186 /* float destination [RXF] + fpc */
6187 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[8]))
6189 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6193 /* 0xed13 undefined */
6194 /* 0xed16 undefined */
6195 /* 0xed20-0xed23 undefined */
6197 case 0xed24: /* LDE - load lengthened */
6198 case 0xed34: /* SQE - square root */
6199 case 0xed35: /* SQD - square root */
6200 case 0xed37: /* MEE - multiply */
6201 case 0xed64: /* LEY - load */
6202 case 0xed65: /* LDY - load */
6203 /* float destination */
6204 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
6208 case 0xed25: /* LXD - load lengthened */
6209 case 0xed26: /* LXE - load lengthened */
6210 /* float pair destination */
6211 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[2]))
6213 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[2] | 2)))
6217 /* 0xed27-0xed2d undefined */
6219 case 0xed2e: /* MAE - multiply and add */
6220 case 0xed2f: /* MSE - multiply and subtract */
6221 case 0xed38: /* MAYL - multiply and add unnormalized */
6222 case 0xed39: /* MYL - multiply unnormalized */
6223 case 0xed3c: /* MAYH - multiply and add unnormalized */
6224 case 0xed3d: /* MYH - multiply unnormalized */
6225 case 0xed3e: /* MAD - multiply and add */
6226 case 0xed3f: /* MSD - multiply and subtract */
6227 /* float destination [RXF] */
6228 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[8]))
6232 /* 0xed30-0xed33 undefined */
6233 /* 0xed36 undefined */
6235 case 0xed3a: /* MAY - multiply and add unnormalized */
6236 case 0xed3b: /* MY - multiply unnormalized */
6237 /* float pair destination [RXF] */
6238 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[8]))
6240 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[8] | 2)))
6244 /* 0xed42-0xed47 undefined */
6246 case 0xed48: /* SLXT - shift significand left */
6247 case 0xed49: /* SRXT - shift significand right */
6248 case 0xedab: /* CXZT - convert from zoned */
6249 case 0xedaf: /* CXPT - convert from packed */
6250 /* float pair destination [RXF] + fpc */
6251 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ inib
[8]))
6253 if (record_full_arch_list_add_reg (regcache
, S390_F0_REGNUM
+ (inib
[8] | 2)))
6255 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6259 /* 0xed4a-0xed4f undefined */
6260 /* 0xed52-0xed53 undefined */
6261 /* 0xed56-0xed57 undefined */
6262 /* 0xed5a-0xed63 undefined */
6263 /* 0xed68-0xeda7 undefined */
6265 case 0xeda8: /* CZDT - convert to zoned */
6266 case 0xeda9: /* CZXT - convert to zoned */
6267 case 0xedac: /* CPDT - convert to packed */
6268 case 0xedad: /* CPXT - convert to packed */
6269 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6270 if (record_full_arch_list_add_mem (oaddr
, ibyte
[1] + 1))
6272 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6276 /* 0xedb0-0xedff undefined */
6283 /* 0xe4 undefined */
6286 /* SSE/SIL-format instruction */
6289 /* 0xe500-0xe509 undefined, privileged, or unsupported */
6291 case 0xe50a: /* MVCRL - move right to left */
6292 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
6293 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6294 if (record_full_arch_list_add_mem (oaddr
, (tmp
& 0xff) + 1))
6298 /* 0xe50b-0xe543 undefined, privileged, or unsupported */
6300 case 0xe544: /* MVHHI - move */
6301 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6302 if (record_full_arch_list_add_mem (oaddr
, 2))
6306 /* 0xe545-0xe547 undefined */
6308 case 0xe548: /* MVGHI - move */
6309 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6310 if (record_full_arch_list_add_mem (oaddr
, 8))
6314 /* 0xe549-0xe54b undefined */
6316 case 0xe54c: /* MVHI - move */
6317 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6318 if (record_full_arch_list_add_mem (oaddr
, 4))
6322 /* 0xe54d-0xe553 undefined */
6324 case 0xe554: /* CHHSI - compare halfword immediate */
6325 case 0xe555: /* CLHHSI - compare logical immediate */
6326 case 0xe558: /* CGHSI - compare halfword immediate */
6327 case 0xe559: /* CLGHSI - compare logical immediate */
6328 case 0xe55c: /* CHSI - compare halfword immediate */
6329 case 0xe55d: /* CLFHSI - compare logical immediate */
6330 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6334 /* 0xe556-0xe557 undefined */
6335 /* 0xe55a-0xe55b undefined */
6336 /* 0xe55e-0xe55f undefined */
6338 case 0xe560: /* TBEGIN - transaction begin */
6339 /* The transaction will be immediately aborted after this
6340 instruction, due to single-stepping. This instruction is
6341 only supported so that the program can fail a few times
6342 and go to the non-transactional fallback. */
6345 /* Transaction diagnostic block - user. */
6346 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6347 if (record_full_arch_list_add_mem (oaddr
, 256))
6350 /* Transaction diagnostic block - supervisor. */
6351 if (record_full_arch_list_add_reg (regcache
, S390_TDB_DWORD0_REGNUM
))
6353 if (record_full_arch_list_add_reg (regcache
, S390_TDB_ABORT_CODE_REGNUM
))
6355 if (record_full_arch_list_add_reg (regcache
, S390_TDB_CONFLICT_TOKEN_REGNUM
))
6357 if (record_full_arch_list_add_reg (regcache
, S390_TDB_ATIA_REGNUM
))
6359 for (i
= 0; i
< 16; i
++)
6360 if (record_full_arch_list_add_reg (regcache
, S390_TDB_R0_REGNUM
+ i
))
6363 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6367 /* 0xe561 unsupported: TBEGINC */
6368 /* 0xe562-0xe5ff undefined */
6376 /* RIE/RIS/RRS-format instruction */
6377 switch (ibyte
[0] << 8 | ibyte
[5])
6379 /* 0xec00-0xec41 undefined */
6381 case 0xec42: /* LOCHI - load halfword immediate on condition */
6382 case 0xec51: /* RISBLG - rotate then insert selected bits low */
6383 /* 32-bit or native gpr destination */
6384 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6388 /* 0xec43 undefined */
6390 case 0xec44: /* BRXHG - branch relative on index high */
6391 case 0xec45: /* BRXLG - branch relative on index low or equal */
6392 case 0xec46: /* LOCGHI - load halfword immediate on condition */
6393 case 0xec59: /* RISBGN - rotate then insert selected bits */
6394 /* 64-bit gpr destination */
6395 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6399 /* 0xec47-0xec4d undefined */
6401 case 0xec4e: /* LOCHHI - load halfword immediate on condition */
6402 case 0xec5d: /* RISBHG - rotate then insert selected bits high */
6403 /* 32-bit high gpr destination */
6404 if (s390_record_gpr_h (gdbarch
, regcache
, inib
[2]))
6408 /* 0xec4f-0xec50 undefined */
6409 /* 0xec52-0xec53 undefined */
6411 case 0xec54: /* RNSBG - rotate then and selected bits */
6412 case 0xec55: /* RISBG - rotate then insert selected bits */
6413 case 0xec56: /* ROSBG - rotate then or selected bits */
6414 case 0xec57: /* RXSBG - rotate then xor selected bits */
6415 case 0xecd9: /* AGHIK - add immediate */
6416 case 0xecdb: /* ALGHSIK - add logical immediate */
6417 /* 64-bit gpr destination + flags */
6418 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6420 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6424 /* 0xec58 undefined */
6425 /* 0xec5a-0xec5c undefined */
6426 /* 0xec5e-0xec63 undefined */
6428 case 0xec64: /* CGRJ - compare and branch relative */
6429 case 0xec65: /* CLGRJ - compare logical and branch relative */
6430 case 0xec76: /* CRJ - compare and branch relative */
6431 case 0xec77: /* CLRJ - compare logical and branch relative */
6432 case 0xec7c: /* CGIJ - compare immediate and branch relative */
6433 case 0xec7d: /* CLGIJ - compare logical immediate and branch relative */
6434 case 0xec7e: /* CIJ - compare immediate and branch relative */
6435 case 0xec7f: /* CLIJ - compare logical immediate and branch relative */
6436 case 0xece4: /* CGRB - compare and branch */
6437 case 0xece5: /* CLGRB - compare logical and branch */
6438 case 0xecf6: /* CRB - compare and branch */
6439 case 0xecf7: /* CLRB - compare logical and branch */
6440 case 0xecfc: /* CGIB - compare immediate and branch */
6441 case 0xecfd: /* CLGIB - compare logical immediate and branch */
6442 case 0xecfe: /* CIB - compare immediate and branch */
6443 case 0xecff: /* CLIB - compare logical immediate and branch */
6446 /* 0xec66-0xec6f undefined */
6448 case 0xec70: /* CGIT - compare immediate and trap */
6449 case 0xec71: /* CLGIT - compare logical immediate and trap */
6450 case 0xec72: /* CIT - compare immediate and trap */
6451 case 0xec73: /* CLFIT - compare logical immediate and trap */
6452 /* fpc only - including possible DXC write for trapping insns */
6453 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6457 /* 0xec74-0xec75 undefined */
6458 /* 0xec78-0xec7b undefined */
6460 /* 0xec80-0xecd7 undefined */
6462 case 0xecd8: /* AHIK - add immediate */
6463 case 0xecda: /* ALHSIK - add logical immediate */
6464 /* 32-bit gpr destination + flags */
6465 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6467 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6471 /* 0xecdc-0xece3 undefined */
6472 /* 0xece6-0xecf5 undefined */
6473 /* 0xecf8-0xecfb undefined */
6480 case 0xee: /* PLO - perform locked operation */
6481 regcache_raw_read_unsigned (regcache
, S390_R0_REGNUM
, &tmp
);
6482 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6483 oaddr2
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[2], 0);
6486 uint8_t fc
= tmp
& 0xff;
6492 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6495 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
6499 case 0x01: /* CLG */
6501 if (record_full_arch_list_add_mem (oaddr2
+ 0x08, 8))
6504 if (record_full_arch_list_add_mem (oaddr2
+ 0x28, 8))
6508 case 0x02: /* CLGR */
6510 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6513 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[3]))
6517 case 0x03: /* CLX */
6519 if (record_full_arch_list_add_mem (oaddr2
+ 0x00, 16))
6522 if (record_full_arch_list_add_mem (oaddr2
+ 0x20, 16))
6526 case 0x08: /* DCS */
6528 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[3]))
6531 case 0x0c: /* CSST */
6533 if (record_full_arch_list_add_mem (oaddr2
, 4))
6537 case 0x14: /* CSTST */
6539 if (target_read_memory (oaddr2
+ 0x88, buf
, 8))
6541 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
6542 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
6543 if (record_full_arch_list_add_mem (oaddr3
, 4))
6546 case 0x10: /* CSDST */
6548 if (target_read_memory (oaddr2
+ 0x68, buf
, 8))
6550 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
6551 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
6552 if (record_full_arch_list_add_mem (oaddr3
, 4))
6555 if (target_read_memory (oaddr2
+ 0x48, buf
, 8))
6557 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
6558 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
6559 if (record_full_arch_list_add_mem (oaddr3
, 4))
6565 if (record_full_arch_list_add_reg (regcache
, S390_R0_REGNUM
+ inib
[2]))
6568 if (record_full_arch_list_add_mem (oaddr
, 4))
6572 case 0x09: /* DCSG */
6574 if (record_full_arch_list_add_mem (oaddr2
+ 0x28, 8))
6578 case 0x15: /* CSTSTG */
6580 if (target_read_memory (oaddr2
+ 0x88, buf
, 8))
6582 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
6583 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
6584 if (record_full_arch_list_add_mem (oaddr3
, 8))
6587 case 0x11: /* CSDSTG */
6589 if (target_read_memory (oaddr2
+ 0x68, buf
, 8))
6591 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
6592 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
6593 if (record_full_arch_list_add_mem (oaddr3
, 8))
6596 case 0x0d: /* CSSTG */
6599 if (target_read_memory (oaddr2
+ 0x48, buf
, 8))
6601 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
6602 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
6603 if (record_full_arch_list_add_mem (oaddr3
, 8))
6606 case 0x05: /* CSG */
6608 if (record_full_arch_list_add_mem (oaddr2
+ 0x08, 8))
6611 if (record_full_arch_list_add_mem (oaddr
, 8))
6615 case 0x0a: /* DCSGR */
6617 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[3]))
6620 case 0x0e: /* CSSTGR */
6622 if (record_full_arch_list_add_mem (oaddr2
, 8))
6626 case 0x16: /* CSTSTGR */
6628 if (target_read_memory (oaddr2
+ 0x88, buf
, 8))
6630 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
6631 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
6632 if (record_full_arch_list_add_mem (oaddr3
, 8))
6635 case 0x12: /* CSDSTGR */
6637 if (target_read_memory (oaddr2
+ 0x68, buf
, 8))
6639 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
6640 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
6641 if (record_full_arch_list_add_mem (oaddr3
, 8))
6644 if (target_read_memory (oaddr2
+ 0x48, buf
, 8))
6646 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
6647 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
6648 if (record_full_arch_list_add_mem (oaddr3
, 8))
6651 case 0x06: /* CSGR */
6654 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[2]))
6657 if (record_full_arch_list_add_mem (oaddr
, 8))
6661 case 0x0b: /* DCSX */
6663 if (record_full_arch_list_add_mem (oaddr2
+ 0x20, 16))
6667 case 0x17: /* CSTSTX */
6669 if (target_read_memory (oaddr2
+ 0x88, buf
, 8))
6671 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
6672 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
6673 if (record_full_arch_list_add_mem (oaddr3
, 16))
6676 case 0x13: /* CSDSTX */
6678 if (target_read_memory (oaddr2
+ 0x68, buf
, 8))
6680 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
6681 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
6682 if (record_full_arch_list_add_mem (oaddr3
, 16))
6685 case 0x0f: /* CSSTX */
6688 if (target_read_memory (oaddr2
+ 0x48, buf
, 8))
6690 oaddr3
= extract_unsigned_integer (buf
, 8, byte_order
);
6691 oaddr3
= s390_record_address_mask (gdbarch
, regcache
, oaddr3
);
6692 if (record_full_arch_list_add_mem (oaddr3
, 16))
6695 case 0x07: /* CSX */
6697 if (record_full_arch_list_add_mem (oaddr2
+ 0x00, 16))
6700 if (record_full_arch_list_add_mem (oaddr
, 16))
6705 fprintf_unfiltered (gdb_stdlog
, "Warning: Unknown PLO FC %02x at %s.\n",
6706 fc
, paddress (gdbarch
, addr
));
6710 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6714 case 0xef: /* LMD - load multiple disjoint */
6715 for (i
= inib
[2]; i
!= inib
[3]; i
++, i
&= 0xf)
6716 if (s390_record_gpr_g (gdbarch
, regcache
, i
))
6718 if (s390_record_gpr_g (gdbarch
, regcache
, inib
[3]))
6722 case 0xf0: /* SRP - shift and round decimal */
6723 case 0xf8: /* ZAP - zero and add */
6724 case 0xfa: /* AP - add decimal */
6725 case 0xfb: /* SP - subtract decimal */
6726 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6727 if (record_full_arch_list_add_mem (oaddr
, inib
[2] + 1))
6729 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6731 /* DXC may be written */
6732 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6736 case 0xf1: /* MVO - move with offset */
6737 case 0xf2: /* PACK - pack */
6738 case 0xf3: /* UNPK - unpack */
6739 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6740 if (record_full_arch_list_add_mem (oaddr
, inib
[2] + 1))
6744 /* 0xf4-0xf7 undefined */
6746 case 0xf9: /* CP - compare decimal */
6747 if (record_full_arch_list_add_reg (regcache
, S390_PSWM_REGNUM
))
6749 /* DXC may be written */
6750 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6754 case 0xfc: /* MP - multiply decimal */
6755 case 0xfd: /* DP - divide decimal */
6756 oaddr
= s390_record_calc_disp (gdbarch
, regcache
, 0, insn
[1], 0);
6757 if (record_full_arch_list_add_mem (oaddr
, inib
[2] + 1))
6759 /* DXC may be written */
6760 if (record_full_arch_list_add_reg (regcache
, S390_FPC_REGNUM
))
6764 /* 0xfe-0xff undefined */
6768 fprintf_unfiltered (gdb_stdlog
, "Warning: Don't know how to record %04x "
6769 "at %s.\n", insn
[0], paddress (gdbarch
, addr
));
6773 if (record_full_arch_list_add_reg (regcache
, S390_PSWA_REGNUM
))
6775 if (record_full_arch_list_add_end ())
6780 /* Miscellaneous. */
6782 /* Implement gdbarch_gcc_target_options. GCC does not know "-m32" or
6783 "-mcmodel=large". */
6786 s390_gcc_target_options (struct gdbarch
*gdbarch
)
6788 return gdbarch_ptr_bit (gdbarch
) == 64 ? "-m64" : "-m31";
6791 /* Implement gdbarch_gnu_triplet_regexp. Target triplets are "s390-*"
6792 for 31-bit and "s390x-*" for 64-bit, while the BFD arch name is
6793 always "s390". Note that an s390x compiler supports "-m31" as
6797 s390_gnu_triplet_regexp (struct gdbarch
*gdbarch
)
6802 /* Implementation of `gdbarch_stap_is_single_operand', as defined in
6806 s390_stap_is_single_operand (struct gdbarch
*gdbarch
, const char *s
)
6808 return ((isdigit (*s
) && s
[1] == '(' && s
[2] == '%') /* Displacement
6810 || *s
== '%' /* Register access. */
6811 || isdigit (*s
)); /* Literal number. */
6816 /* Validate the range of registers. NAMES must be known at compile time. */
6818 #define s390_validate_reg_range(feature, tdesc_data, start, names) \
6821 for (int i = 0; i < ARRAY_SIZE (names); i++) \
6822 if (!tdesc_numbered_register (feature, tdesc_data, start + i, names[i])) \
6827 /* Validate the target description. Also numbers registers contained in
6831 s390_tdesc_valid (struct gdbarch_tdep
*tdep
,
6832 struct tdesc_arch_data
*tdesc_data
)
6834 static const char *const psw
[] = {
6837 static const char *const gprs
[] = {
6838 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
6839 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
6841 static const char *const fprs
[] = {
6842 "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
6843 "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15"
6845 static const char *const acrs
[] = {
6846 "acr0", "acr1", "acr2", "acr3", "acr4", "acr5", "acr6", "acr7",
6847 "acr8", "acr9", "acr10", "acr11", "acr12", "acr13", "acr14", "acr15"
6849 static const char *const gprs_lower
[] = {
6850 "r0l", "r1l", "r2l", "r3l", "r4l", "r5l", "r6l", "r7l",
6851 "r8l", "r9l", "r10l", "r11l", "r12l", "r13l", "r14l", "r15l"
6853 static const char *const gprs_upper
[] = {
6854 "r0h", "r1h", "r2h", "r3h", "r4h", "r5h", "r6h", "r7h",
6855 "r8h", "r9h", "r10h", "r11h", "r12h", "r13h", "r14h", "r15h"
6857 static const char *const tdb_regs
[] = {
6858 "tdb0", "tac", "tct", "atia",
6859 "tr0", "tr1", "tr2", "tr3", "tr4", "tr5", "tr6", "tr7",
6860 "tr8", "tr9", "tr10", "tr11", "tr12", "tr13", "tr14", "tr15"
6862 static const char *const vxrs_low
[] = {
6863 "v0l", "v1l", "v2l", "v3l", "v4l", "v5l", "v6l", "v7l", "v8l",
6864 "v9l", "v10l", "v11l", "v12l", "v13l", "v14l", "v15l",
6866 static const char *const vxrs_high
[] = {
6867 "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "v24",
6868 "v25", "v26", "v27", "v28", "v29", "v30", "v31",
6870 static const char *const gs_cb
[] = {
6871 "gsd", "gssm", "gsepla",
6873 static const char *const gs_bc
[] = {
6874 "bc_gsd", "bc_gssm", "bc_gsepla",
6877 const struct target_desc
*tdesc
= tdep
->tdesc
;
6878 const struct tdesc_feature
*feature
;
6880 if (!tdesc_has_registers (tdesc
))
6883 /* Core registers, i.e. general purpose and PSW. */
6884 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.core");
6885 if (feature
== NULL
)
6888 s390_validate_reg_range (feature
, tdesc_data
, S390_PSWM_REGNUM
, psw
);
6890 if (tdesc_unnumbered_register (feature
, "r0"))
6892 s390_validate_reg_range (feature
, tdesc_data
, S390_R0_REGNUM
, gprs
);
6896 tdep
->have_upper
= true;
6897 s390_validate_reg_range (feature
, tdesc_data
, S390_R0_REGNUM
,
6899 s390_validate_reg_range (feature
, tdesc_data
, S390_R0_UPPER_REGNUM
,
6903 /* Floating point registers. */
6904 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.fpr");
6905 if (feature
== NULL
)
6908 if (!tdesc_numbered_register (feature
, tdesc_data
, S390_FPC_REGNUM
, "fpc"))
6911 s390_validate_reg_range (feature
, tdesc_data
, S390_F0_REGNUM
, fprs
);
6913 /* Access control registers. */
6914 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.acr");
6915 if (feature
== NULL
)
6918 s390_validate_reg_range (feature
, tdesc_data
, S390_A0_REGNUM
, acrs
);
6920 /* Optional GNU/Linux-specific "registers". */
6921 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.linux");
6924 tdesc_numbered_register (feature
, tdesc_data
,
6925 S390_ORIG_R2_REGNUM
, "orig_r2");
6927 if (tdesc_numbered_register (feature
, tdesc_data
,
6928 S390_LAST_BREAK_REGNUM
, "last_break"))
6929 tdep
->have_linux_v1
= true;
6931 if (tdesc_numbered_register (feature
, tdesc_data
,
6932 S390_SYSTEM_CALL_REGNUM
, "system_call"))
6933 tdep
->have_linux_v2
= true;
6935 if (tdep
->have_linux_v2
&& !tdep
->have_linux_v1
)
6939 /* Transaction diagnostic block. */
6940 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.tdb");
6943 s390_validate_reg_range (feature
, tdesc_data
, S390_TDB_DWORD0_REGNUM
,
6945 tdep
->have_tdb
= true;
6948 /* Vector registers. */
6949 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.vx");
6952 s390_validate_reg_range (feature
, tdesc_data
, S390_V0_LOWER_REGNUM
,
6954 s390_validate_reg_range (feature
, tdesc_data
, S390_V16_REGNUM
,
6956 tdep
->have_vx
= true;
6959 /* Guarded-storage registers. */
6960 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.gs");
6963 s390_validate_reg_range (feature
, tdesc_data
, S390_GSD_REGNUM
, gs_cb
);
6964 tdep
->have_gs
= true;
6967 /* Guarded-storage broadcast control. */
6968 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.s390.gsbc");
6973 s390_validate_reg_range (feature
, tdesc_data
, S390_BC_GSD_REGNUM
,
6980 /* Allocate and initialize new gdbarch_tdep. Caller is responsible to free
6981 memory after use. */
6983 static struct gdbarch_tdep
*
6984 s390_gdbarch_tdep_alloc ()
6986 struct gdbarch_tdep
*tdep
= XCNEW (struct gdbarch_tdep
);
6990 tdep
->abi
= ABI_NONE
;
6991 tdep
->vector_abi
= S390_VECTOR_ABI_NONE
;
6993 tdep
->gpr_full_regnum
= -1;
6994 tdep
->v0_full_regnum
= -1;
6995 tdep
->pc_regnum
= -1;
6996 tdep
->cc_regnum
= -1;
6998 tdep
->have_upper
= false;
6999 tdep
->have_linux_v1
= false;
7000 tdep
->have_linux_v2
= false;
7001 tdep
->have_tdb
= false;
7002 tdep
->have_vx
= false;
7003 tdep
->have_gs
= false;
7005 tdep
->s390_syscall_record
= NULL
;
7010 /* Set up gdbarch struct. */
7012 static struct gdbarch
*
7013 s390_gdbarch_init (struct gdbarch_info info
, struct gdbarch_list
*arches
)
7015 const struct target_desc
*tdesc
= info
.target_desc
;
7016 int first_pseudo_reg
, last_pseudo_reg
;
7017 static const char *const stap_register_prefixes
[] = { "%", NULL
};
7018 static const char *const stap_register_indirection_prefixes
[] = { "(",
7020 static const char *const stap_register_indirection_suffixes
[] = { ")",
7023 struct gdbarch_tdep
*tdep
= s390_gdbarch_tdep_alloc ();
7024 struct gdbarch
*gdbarch
= gdbarch_alloc (&info
, tdep
);
7025 tdesc_arch_data_up tdesc_data
= tdesc_data_alloc ();
7026 info
.tdesc_data
= tdesc_data
.get ();
7028 set_gdbarch_believe_pcc_promotion (gdbarch
, 0);
7029 set_gdbarch_char_signed (gdbarch
, 0);
7031 /* S/390 GNU/Linux uses either 64-bit or 128-bit long doubles.
7032 We can safely let them default to 128-bit, since the debug info
7033 will give the size of type actually used in each case. */
7034 set_gdbarch_long_double_bit (gdbarch
, 128);
7035 set_gdbarch_long_double_format (gdbarch
, floatformats_ia64_quad
);
7037 set_gdbarch_type_align (gdbarch
, s390_type_align
);
7040 /* Amount PC must be decremented by after a breakpoint. This is
7041 often the number of bytes returned by gdbarch_breakpoint_from_pc but not
7043 set_gdbarch_decr_pc_after_break (gdbarch
, 2);
7044 set_gdbarch_breakpoint_kind_from_pc (gdbarch
, s390_breakpoint::kind_from_pc
);
7045 set_gdbarch_sw_breakpoint_from_kind (gdbarch
, s390_breakpoint::bp_from_kind
);
7047 /* Displaced stepping. */
7048 set_gdbarch_displaced_step_copy_insn (gdbarch
,
7049 s390_displaced_step_copy_insn
);
7050 set_gdbarch_displaced_step_fixup (gdbarch
, s390_displaced_step_fixup
);
7051 set_gdbarch_displaced_step_location (gdbarch
, linux_displaced_step_location
);
7052 set_gdbarch_displaced_step_hw_singlestep (gdbarch
, s390_displaced_step_hw_singlestep
);
7053 set_gdbarch_software_single_step (gdbarch
, s390_software_single_step
);
7054 set_gdbarch_max_insn_length (gdbarch
, S390_MAX_INSTR_SIZE
);
7056 /* Prologue analysis. */
7057 set_gdbarch_skip_prologue (gdbarch
, s390_skip_prologue
);
7059 /* Register handling. */
7060 set_gdbarch_num_regs (gdbarch
, S390_NUM_REGS
);
7061 set_gdbarch_sp_regnum (gdbarch
, S390_SP_REGNUM
);
7062 set_gdbarch_fp0_regnum (gdbarch
, S390_F0_REGNUM
);
7063 set_gdbarch_guess_tracepoint_registers (gdbarch
,
7064 s390_guess_tracepoint_registers
);
7065 set_gdbarch_stab_reg_to_regnum (gdbarch
, s390_dwarf_reg_to_regnum
);
7066 set_gdbarch_dwarf2_reg_to_regnum (gdbarch
, s390_dwarf_reg_to_regnum
);
7067 set_gdbarch_value_from_register (gdbarch
, s390_value_from_register
);
7069 /* Pseudo registers. */
7070 set_gdbarch_pseudo_register_read (gdbarch
, s390_pseudo_register_read
);
7071 set_gdbarch_pseudo_register_write (gdbarch
, s390_pseudo_register_write
);
7072 set_tdesc_pseudo_register_name (gdbarch
, s390_pseudo_register_name
);
7073 set_tdesc_pseudo_register_type (gdbarch
, s390_pseudo_register_type
);
7074 set_tdesc_pseudo_register_reggroup_p (gdbarch
,
7075 s390_pseudo_register_reggroup_p
);
7076 set_gdbarch_ax_pseudo_register_collect (gdbarch
,
7077 s390_ax_pseudo_register_collect
);
7078 set_gdbarch_ax_pseudo_register_push_stack
7079 (gdbarch
, s390_ax_pseudo_register_push_stack
);
7080 set_gdbarch_gen_return_address (gdbarch
, s390_gen_return_address
);
7082 /* Inferior function calls. */
7083 set_gdbarch_push_dummy_call (gdbarch
, s390_push_dummy_call
);
7084 set_gdbarch_dummy_id (gdbarch
, s390_dummy_id
);
7085 set_gdbarch_frame_align (gdbarch
, s390_frame_align
);
7086 set_gdbarch_return_value (gdbarch
, s390_return_value
);
7088 /* Frame handling. */
7089 /* Stack grows downward. */
7090 set_gdbarch_inner_than (gdbarch
, core_addr_lessthan
);
7091 set_gdbarch_stack_frame_destroyed_p (gdbarch
, s390_stack_frame_destroyed_p
);
7092 dwarf2_frame_set_init_reg (gdbarch
, s390_dwarf2_frame_init_reg
);
7093 dwarf2_frame_set_adjust_regnum (gdbarch
, s390_adjust_frame_regnum
);
7094 dwarf2_append_unwinders (gdbarch
);
7095 set_gdbarch_unwind_pc (gdbarch
, s390_unwind_pc
);
7096 set_gdbarch_unwind_sp (gdbarch
, s390_unwind_sp
);
7098 switch (info
.bfd_arch_info
->mach
)
7100 case bfd_mach_s390_31
:
7101 set_gdbarch_addr_bits_remove (gdbarch
, s390_addr_bits_remove
);
7104 case bfd_mach_s390_64
:
7105 set_gdbarch_long_bit (gdbarch
, 64);
7106 set_gdbarch_long_long_bit (gdbarch
, 64);
7107 set_gdbarch_ptr_bit (gdbarch
, 64);
7108 set_gdbarch_address_class_type_flags (gdbarch
,
7109 s390_address_class_type_flags
);
7110 set_gdbarch_address_class_type_flags_to_name (gdbarch
,
7111 s390_address_class_type_flags_to_name
);
7112 set_gdbarch_address_class_name_to_type_flags (gdbarch
,
7113 s390_address_class_name_to_type_flags
);
7117 /* SystemTap functions. */
7118 set_gdbarch_stap_register_prefixes (gdbarch
, stap_register_prefixes
);
7119 set_gdbarch_stap_register_indirection_prefixes (gdbarch
,
7120 stap_register_indirection_prefixes
);
7121 set_gdbarch_stap_register_indirection_suffixes (gdbarch
,
7122 stap_register_indirection_suffixes
);
7124 set_gdbarch_disassembler_options (gdbarch
, &s390_disassembler_options
);
7125 set_gdbarch_valid_disassembler_options (gdbarch
,
7126 disassembler_options_s390 ());
7128 /* Process record-replay */
7129 set_gdbarch_process_record (gdbarch
, s390_process_record
);
7131 /* Miscellaneous. */
7132 set_gdbarch_stap_is_single_operand (gdbarch
, s390_stap_is_single_operand
);
7133 set_gdbarch_gcc_target_options (gdbarch
, s390_gcc_target_options
);
7134 set_gdbarch_gnu_triplet_regexp (gdbarch
, s390_gnu_triplet_regexp
);
7136 /* Initialize the OSABI. */
7137 gdbarch_init_osabi (info
, gdbarch
);
7139 /* Always create a default tdesc. Otherwise commands like 'set osabi'
7140 cause GDB to crash with an internal error when the user tries to set
7141 an unsupported OSABI. */
7142 if (!tdesc_has_registers (tdesc
))
7144 if (info
.bfd_arch_info
->mach
== bfd_mach_s390_31
)
7145 tdesc
= tdesc_s390_linux32
;
7147 tdesc
= tdesc_s390x_linux64
;
7149 tdep
->tdesc
= tdesc
;
7151 /* Check any target description for validity. */
7152 if (!s390_tdesc_valid (tdep
, tdesc_data
.get ()))
7155 gdbarch_free (gdbarch
);
7159 /* Determine vector ABI. */
7162 && info
.abfd
!= NULL
7163 && info
.abfd
->format
== bfd_object
7164 && bfd_get_flavour (info
.abfd
) == bfd_target_elf_flavour
7165 && bfd_elf_get_obj_attr_int (info
.abfd
, OBJ_ATTR_GNU
,
7166 Tag_GNU_S390_ABI_Vector
) == 2)
7167 tdep
->vector_abi
= S390_VECTOR_ABI_128
;
7170 /* Find a candidate among extant architectures. */
7171 for (arches
= gdbarch_list_lookup_by_info (arches
, &info
);
7173 arches
= gdbarch_list_lookup_by_info (arches
->next
, &info
))
7175 struct gdbarch_tdep
*tmp
= gdbarch_tdep (arches
->gdbarch
);
7178 /* A program can 'choose' not to use the vector registers when they
7179 are present. Leading to the same tdesc but different tdep and
7180 thereby a different gdbarch. */
7181 if (tmp
->vector_abi
!= tdep
->vector_abi
)
7185 gdbarch_free (gdbarch
);
7186 return arches
->gdbarch
;
7189 tdesc_use_registers (gdbarch
, tdep
->tdesc
, std::move (tdesc_data
));
7190 set_gdbarch_register_name (gdbarch
, s390_register_name
);
7192 /* Assign pseudo register numbers. */
7193 first_pseudo_reg
= gdbarch_num_regs (gdbarch
);
7194 last_pseudo_reg
= first_pseudo_reg
;
7195 if (tdep
->have_upper
)
7197 tdep
->gpr_full_regnum
= last_pseudo_reg
;
7198 last_pseudo_reg
+= 16;
7202 tdep
->v0_full_regnum
= last_pseudo_reg
;
7203 last_pseudo_reg
+= 16;
7205 tdep
->pc_regnum
= last_pseudo_reg
++;
7206 tdep
->cc_regnum
= last_pseudo_reg
++;
7207 set_gdbarch_pc_regnum (gdbarch
, tdep
->pc_regnum
);
7208 set_gdbarch_num_pseudo_regs (gdbarch
, last_pseudo_reg
- first_pseudo_reg
);
7210 /* Frame handling. */
7211 frame_base_append_sniffer (gdbarch
, dwarf2_frame_base_sniffer
);
7212 frame_unwind_append_unwinder (gdbarch
, &s390_stub_frame_unwind
);
7213 frame_unwind_append_unwinder (gdbarch
, &s390_frame_unwind
);
7214 frame_base_set_default (gdbarch
, &s390_frame_base
);
7219 void _initialize_s390_tdep ();
7221 _initialize_s390_tdep ()
7223 /* Hook us into the gdbarch mechanism. */
7224 register_gdbarch_init (bfd_arch_s390
, s390_gdbarch_init
);
7226 initialize_tdesc_s390_linux32 ();
7227 initialize_tdesc_s390x_linux64 ();