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* config/tc-mn10300.c (md_assemble): Fix "errmsg" initialization

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to work with internationalization code.  Issue an error when two
        operands match that are not allowed to match.
This commit is contained in:
Jeff Law 1998-07-28 17:03:05 +00:00
parent 9509185b58
commit 711eeac0eb
2 changed files with 49 additions and 2 deletions
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6
gas/ChangeLog
View File

@ -1,3 +1,9 @@
Tue Jul 28 11:01:21 1998 Jeffrey A Law (law@cygnus.com)
* config/tc-mn10300.c (md_assemble): Fix "errmsg" initialization
to work with internationalization code. Issue an error when two
operands match that are not allowed to match.
Mon Jul 27 16:25:58 1998 Doug Evans <devans@canuck.cygnus.com>
* configure.in (install_tooldir): Allow target to specify whether

45
gas/config/tc-mn10300.c
View File

@ -105,6 +105,10 @@ struct mn10300_fixup
};
struct mn10300_fixup fixups[MAX_INSN_FIXUPS];
static int fc;
/* We must store the value of each register operand so that we can
verify that certain registers do not match. */
int mn10300_reg_operands[MN10300_MAX_OPERANDS];
const char *md_shortopts = "";
struct option md_longopts[] = {
@ -878,7 +882,7 @@ md_begin ()
/* This is both a simplification (we don't have to write md_apply_fix)
and support for future optimizations (branch shortening and similar
stuff in the linker. */
stuff in the linker). */
linkrelax = 1;
/* Set the default machine type. */
@ -924,12 +928,17 @@ md_assemble (str)
for(;;)
{
const char *errmsg = "Invalid opcode/operands";
const char *errmsg;
int op_idx;
char *hold;
int extra_shift = 0;
errmsg = _("Invalid opcode/operands");
/* Reset the array of register operands. */
memset (mn10300_reg_operands, -1, sizeof (mn10300_reg_operands));
relaxable = 0;
fc = 0;
match = 0;
@ -1330,6 +1339,9 @@ md_assemble (str)
ex.X_add_number, (char *) NULL,
0, extra_shift);
/* And note the register number in the register array. */
mn10300_reg_operands[op_idx - 1] = ex.X_add_number;
break;
}
@ -1384,6 +1396,35 @@ keep_going:
if (*str != ',')
match = 1;
/* If this instruction has registers that must not match, verify
that they do indeed not match. */
if (opcode->no_match_operands)
{
int i;
/* Look at each operand to see if it's marked. */
for (i = 0; i < MN10300_MAX_OPERANDS; i++)
{
if ((1 << i) & opcode->no_match_operands)
{
int j;
/* operand I is marked. Check that it does not match any
operands > I which are marked. */
for (j = i + 1; j < MN10300_MAX_OPERANDS; j++)
{
if (((1 << j) & opcode->no_match_operands)
&& mn10300_reg_operands[i] == mn10300_reg_operands[j])
{
errmsg = _("Invalid register specification.");
match = 0;
goto error;
}
}
}
}
}
error:
if (match == 0)
{