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* vax-dis.c (print_insn_arg): Pass the insn info to print_insn_mode.

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(print_insn_mode): Print some basic info about floating point values.
This commit is contained in:
Jason Thorpe
2002-05-09 23:11:30 +00:00
parent 67b2c99889
commit d85cdfabd5
2 changed files with 39 additions and 8 deletions
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5
opcodes/ChangeLog
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@@ -1,3 +1,8 @@
2002-04-28 Jason Thorpe <thorpej@wasabisystems.com>
* vax-dis.c (print_insn_arg): Pass the insn info to print_insn_mode.
(print_insn_mode): Print some basic info about floating point values.
2002-05-09 Anton Blanchard <anton@samba.org>
* ppc-opc.c: Add "tlbiel" for POWER4.

42
opcodes/vax-dis.c
View File

@@ -1,5 +1,5 @@
/* Print VAX instructions.
Copyright 1995, 1998, 2000, 2001 Free Software Foundation, Inc.
Copyright 1995, 1998, 2000, 2001, 2002 Free Software Foundation, Inc.
Contributed by Pauline Middelink <middelin@polyware.iaf.nl>
This program is free software; you can redistribute it and/or modify
@@ -25,7 +25,7 @@ static int fetch_data PARAMS ((struct disassemble_info *, bfd_byte *));
static int print_insn_arg
PARAMS ((const char *, unsigned char *, bfd_vma, disassemble_info *));
static int print_insn_mode
PARAMS ((int, unsigned char *, bfd_vma, disassemble_info *));
PARAMS ((const char *, int, unsigned char *, bfd_vma, disassemble_info *));
static char *reg_names[] =
@@ -223,11 +223,12 @@ print_insn_arg (d, p0, addr, info)
return p - p0;
}
return print_insn_mode (arg_len, p0, addr, info);
return print_insn_mode (d, arg_len, p0, addr, info);
}
static int
print_insn_mode (size, p0, addr, info)
print_insn_mode (d, size, p0, addr, info)
const char *d;
int size;
unsigned char *p0;
bfd_vma addr; /* PC for this arg to be relative to */
@@ -245,10 +246,13 @@ print_insn_mode (size, p0, addr, info)
case 0x10:
case 0x20:
case 0x30: /* literal mode $number */
(*info->fprintf_func) (info->stream, "$0x%x", mode);
if (d[1] == 'd' || d[1] == 'f' || d[1] == 'g' || d[1] == 'h')
(*info->fprintf_func) (info->stream, "$0x%x [%c-float]", mode, d[1]);
else
(*info->fprintf_func) (info->stream, "$0x%x", mode);
break;
case 0x40: /* index: base-addr[Rn] */
p += print_insn_mode (size, p0 + 1, addr + 1, info);
p += print_insn_mode (d, size, p0 + 1, addr + 1, info);
(*info->fprintf_func) (info->stream, "[%s]", reg_names[reg]);
break;
case 0x50: /* register: Rn */
@@ -267,8 +271,30 @@ print_insn_mode (size, p0, addr, info)
FETCH_DATA (info, p + size);
(*info->fprintf_func) (info->stream, "$0x");
for (i = 0; i < size; i++)
(*info->fprintf_func) (info->stream, "%02x", p[size - i - 1]);
if (d[1] == 'd' || d[1] == 'f' || d[1] == 'g' || d[1] == 'h')
{
int float_word;
float_word = p[0] | (p[1] << 8);
if ((d[1] == 'd' || d[1] == 'f')
&& (float_word & 0xff80) == 0x8000)
{
(*info->fprintf_func) (info->stream, "[invalid %c-float]",
d[1]);
}
else
{
for (i = 0; i < size; i++)
(*info->fprintf_func) (info->stream, "%02x",
p[size - i - 1]);
(*info->fprintf_func) (info->stream, " [%c-float]", d[1]);
}
}
else
{
for (i = 0; i < size; i++)
(*info->fprintf_func) (info->stream, "%02x", p[size - i - 1]);
}
p += size;
}
else