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authorJason Thorpe <thorpej@netbsd.org>2002-05-09 23:11:30 +0000
committerJason Thorpe <thorpej@netbsd.org>2002-05-09 23:11:30 +0000
commitd85cdfabd5786958c709d586792a49860b4397ae (patch)
treed558f5b9d50199a704d252ed93681478e2fa233a
parent67b2c998896242cf8ab35bd86292d6700a792579 (diff)
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* 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.
-rw-r--r--opcodes/ChangeLog5
-rw-r--r--opcodes/vax-dis.c42
2 files changed, 39 insertions, 8 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index b888791..9db7dec 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -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.
diff --git a/opcodes/vax-dis.c b/opcodes/vax-dis.c
index db39bfa..a97d4cd 100644
--- a/opcodes/vax-dis.c
+++ b/opcodes/vax-dis.c
@@ -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