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binutils-gdb
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Patches from WRS: 

Mon Sep 21 14:39:56 1992  Ian Lance Taylor  (ian@cygnus.com)

	* m68k-pinsn (print_insn_arg, fetch_arg): added support for
	operands to memory management instructions, from WRS.
This commit is contained in:
Ian Lance Taylor 1992-09-21 22:29:51 +00:00
parent eee9516d02
commit e69e7dd6c0
1 changed files with 34 additions and 1 deletions
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35
binutils/m68k-pinsn.c
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@ -206,6 +206,30 @@ print_insn_arg (d, buffer, p, addr, stream)
switch (*d)
{
case 'c': /* cache identifier */
{
static char *cacheFieldName[] = { "NOP", "dc", "ic", "bc" };
val = fetch_arg (buffer, place, 2);
fprintf_filtered (stream, cacheFieldName[val]);
break;
}
case 'a': /* address register indirect only. Cf. case '+'. */
{
fprintf_filtered (stream,
"%s@",
reg_names [fetch_arg (buffer, place, 3) + 8]);
break;
}
case '_': /* 32-bit absolute address for move16. */
{
val = NEXTLONG (p);
fprintf_filtered (stream, "@#");
print_address (val, stream);
break;
}
case 'C':
fprintf_filtered (stream, "ccr");
break;
@ -222,8 +246,11 @@ print_insn_arg (d, buffer, p, addr, stream)
{
static struct { char *name; int value; } names[]
= {{"sfc", 0x000}, {"dfc", 0x001}, {"cacr", 0x002},
{"tc", 0x003}, {"itt0",0x004}, {"itt1", 0x005},
{"dtt0",0x006}, {"dtt1",0x007},
{"usp", 0x800}, {"vbr", 0x801}, {"caar", 0x802},
{"msp", 0x803}, {"isp", 0x804}};
{"msp", 0x803}, {"isp", 0x804}, {"mmusr",0x805},
{"urp", 0x806}, {"srp", 0x807}};
val = fetch_arg (buffer, place, 12);
for (regno = sizeof names / sizeof names[0] - 1; regno >= 0; regno--)
@ -672,12 +699,18 @@ fetch_arg (buffer, code, bits)
val >>= 10;
break;
case 'e':
val = (buffer[1] >> 6);
break;
default:
abort ();
}
switch (bits)
{
case 2:
return val & 3;
case 3:
return val & 7;
case 4: