/* Target-dependent code for s390.
- Copyright (C) 2001-2018 Free Software Foundation, Inc.
+ Copyright (C) 2001-2019 Free Software Foundation, Inc.
This file is part of GDB.
/* Recompute saved return address in R1. */
regcache_cooked_write_unsigned (regs, S390_R0_REGNUM + r1,
amode | (from + insnlen));
+ /* Update PC iff the instruction doesn't actually branch. */
+ if (insn[0] == op_basr && r2 == 0)
+ regcache_write_pc (regs, from + insnlen);
}
/* Handle absolute branch instructions. */
if (pv_is_constant (addr))
{
struct target_section *secp;
- secp = target_section_by_addr (target_stack, addr.k);
+ secp = target_section_by_addr (current_top_target (), addr.k);
if (secp != NULL
&& (bfd_get_section_flags (secp->the_bfd_section->owner,
secp->the_bfd_section)
}
store_unsigned_integer (reg, sz, gdbarch_byte_order (gdbarch), pswa);
- regcache_raw_supply (regcache, S390_PSWA_REGNUM, reg);
+ regcache->raw_supply (S390_PSWA_REGNUM, reg);
store_unsigned_integer (reg, sz, gdbarch_byte_order (gdbarch), pswm);
- regcache_raw_supply (regcache, S390_PSWM_REGNUM, reg);
+ regcache->raw_supply (S390_PSWM_REGNUM, reg);
}
/* Return the name of register REGNO. Return the empty string for
if (regnum_is_gpr_full (tdep, regnum))
return builtin_type (gdbarch)->builtin_uint64;
+ /* For the "concatenated" vector registers use the same type as v16. */
if (regnum_is_vxr_full (tdep, regnum))
- return tdesc_find_type (gdbarch, "vec128");
+ return tdesc_register_type (gdbarch, S390_V16_REGNUM);
internal_error (__FILE__, __LINE__, _("invalid regnum"));
}
if (regnum_is_vxr_full (tdep, regnum))
{
regnum -= tdep->v0_full_regnum;
- regcache_raw_write (regcache, S390_F0_REGNUM + regnum, buf);
- regcache_raw_write (regcache, S390_V0_LOWER_REGNUM + regnum, buf + 8);
+ regcache->raw_write (S390_F0_REGNUM + regnum, buf);
+ regcache->raw_write (S390_V0_LOWER_REGNUM + regnum, buf + 8);
return;
}
/* When we store a single-precision value in an FP register,
it occupies the leftmost bits. */
if (write_mode)
- regcache_cooked_write_part (as->regcache,
- S390_F0_REGNUM + as->fr,
- 0, length,
- value_contents (arg));
+ as->regcache->cooked_write_part (S390_F0_REGNUM + as->fr, 0, length,
+ value_contents (arg));
as->fr += 2;
}
else
int regnum = S390_V24_REGNUM + use_vr[as->vr] - 24;
if (write_mode)
- regcache_cooked_write_part (as->regcache, regnum,
- 0, length,
- value_contents (arg));
+ as->regcache->cooked_write_part (regnum, 0, length,
+ value_contents (arg));
as->vr++;
}
else
{
if (write_mode)
{
- regcache_cooked_write (as->regcache,
- S390_R0_REGNUM + as->gr,
- value_contents (arg));
- regcache_cooked_write (as->regcache,
- S390_R0_REGNUM + as->gr + 1,
- value_contents (arg) + word_size);
+ as->regcache->cooked_write (S390_R0_REGNUM + as->gr,
+ value_contents (arg));
+ as->regcache->cooked_write (S390_R0_REGNUM + as->gr + 1,
+ value_contents (arg) + word_size);
}
as->gr += 2;
}
s390_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
struct regcache *regcache, CORE_ADDR bp_addr,
int nargs, struct value **args, CORE_ADDR sp,
- int struct_return, CORE_ADDR struct_addr)
+ function_call_return_method return_method,
+ CORE_ADDR struct_addr)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
int word_size = gdbarch_ptr_bit (gdbarch) / 8;
ftype = check_typedef (TYPE_TARGET_TYPE (ftype));
arg_prep.copy = sp;
- arg_prep.gr = struct_return ? 3 : 2;
+ arg_prep.gr = (return_method == return_method_struct) ? 3 : 2;
arg_prep.fr = 0;
arg_prep.vr = 0;
arg_prep.argp = 0;
error (_("Stack overflow"));
/* Pass the structure return address in general register 2. */
- if (struct_return)
+ if (return_method == return_method_struct)
regcache_cooked_write_unsigned (regcache, S390_R2_REGNUM, struct_addr);
/* Initialize arg_state for "write mode". */
{
/* Float-like value: left-aligned in f0. */
if (in != NULL)
- regcache_cooked_write_part (regcache, S390_F0_REGNUM,
- 0, length, in);
+ regcache->cooked_write_part (S390_F0_REGNUM, 0, length, in);
else
- regcache_cooked_read_part (regcache, S390_F0_REGNUM,
- 0, length, out);
+ regcache->cooked_read_part (S390_F0_REGNUM, 0, length, out);
}
else if (code == TYPE_CODE_ARRAY)
{
/* Vector: left-aligned in v24. */
if (in != NULL)
- regcache_cooked_write_part (regcache, S390_V24_REGNUM,
- 0, length, in);
+ regcache->cooked_write_part (S390_V24_REGNUM, 0, length, in);
else
- regcache_cooked_read_part (regcache, S390_V24_REGNUM,
- 0, length, out);
+ regcache->cooked_read_part (S390_V24_REGNUM, 0, length, out);
}
else if (length <= word_size)
{
/* Integer: zero- or sign-extended in r2. */
if (out != NULL)
- regcache_cooked_read_part (regcache, S390_R2_REGNUM,
- word_size - length, length, out);
+ regcache->cooked_read_part (S390_R2_REGNUM, word_size - length, length,
+ out);
else if (TYPE_UNSIGNED (type))
regcache_cooked_write_unsigned
(regcache, S390_R2_REGNUM,
/* Double word: in r2 and r3. */
if (in != NULL)
{
- regcache_cooked_write (regcache, S390_R2_REGNUM, in);
- regcache_cooked_write (regcache, S390_R3_REGNUM,
- in + word_size);
+ regcache->cooked_write (S390_R2_REGNUM, in);
+ regcache->cooked_write (S390_R3_REGNUM, in + word_size);
}
else
{
- regcache_cooked_read (regcache, S390_R2_REGNUM, out);
- regcache_cooked_read (regcache, S390_R3_REGNUM,
- out + word_size);
+ regcache->cooked_read (S390_R2_REGNUM, out);
+ regcache->cooked_read (S390_R3_REGNUM, out + word_size);
}
}
else
Recognize this case by looking ahead a bit ... */
struct s390_prologue_data data2;
- pv_t *sp = &data2.gpr[S390_SP_REGNUM - S390_R0_REGNUM];
+ pv_t *sp2 = &data2.gpr[S390_SP_REGNUM - S390_R0_REGNUM];
if (!(s390_analyze_prologue (gdbarch, func, (CORE_ADDR)-1, &data2)
- && pv_is_register (*sp, S390_SP_REGNUM)
- && sp->k != 0))
+ && pv_is_register (*sp2, S390_SP_REGNUM)
+ && sp2->k != 0))
return 0;
}
}
if (tdep->v0_full_regnum == -1 || el * es >= 16)
return -1;
if (vx < 16)
- regcache_cooked_read (regcache, tdep->v0_full_regnum + vx, buf);
+ regcache->cooked_read (tdep->v0_full_regnum + vx, buf);
else
regcache->raw_read (S390_V16_REGNUM + vx - 16, buf);
x = extract_unsigned_integer (buf + el * es, es, byte_order);
projects / external / binutils.git / blobdiff