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* tic80-opc.c (tic80_symbol_to_value): Changed to accept

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a symbol class that restricts translation to just that
	class (general register, condition code, etc).
This commit is contained in:
Fred Fish
1997-02-10 17:16:28 +00:00
parent 86fdcdafd1
commit c37555c141
2 changed files with 31 additions and 7 deletions
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6
opcodes/ChangeLog
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@ -1,4 +1,10 @@
start-sanitize-tic80 start-sanitize-tic80
Mon Feb 10 10:12:41 1997 Fred Fish <fnf@cygnus.com>
* tic80-opc.c (tic80_symbol_to_value): Changed to accept
a symbol class that restricts translation to just that
class (general register, condition code, etc).
Thu Feb 6 17:34:09 1997 Fred Fish <fnf@cygnus.com> Thu Feb 6 17:34:09 1997 Fred Fish <fnf@cygnus.com>
* tic80-opc.c (tic80_operands): Add REG_0_E, REG_22_E, * tic80-opc.c (tic80_operands): Add REG_0_E, REG_22_E,

32
opcodes/tic80-opc.c
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@ -202,16 +202,29 @@ const struct predefined_symbol tic80_predefined_symbols[] =
const int tic80_num_predefined_symbols = sizeof (tic80_predefined_symbols) / sizeof (struct predefined_symbol); const int tic80_num_predefined_symbols = sizeof (tic80_predefined_symbols) / sizeof (struct predefined_symbol);
/* This function takes a predefined symbol name in NAME and translates /* This function takes a predefined symbol name in NAME, symbol class
it to a numeric value, which it returns. If no translation is in CLASS, and translates it to a numeric value, which it returns.
possible, it returns -1, a value not used by any predefined
symbol. Note that the predefined symbol array is presorted case If CLASS is zero, any symbol that matches NAME is translated. If
independently by name. */ CLASS is non-zero, then only a symbol that has class CLASS is
matched.
If no translation is possible, it returns -1, a value not used by
any predefined symbol. Note that the predefined symbol array is
presorted case independently by name.
This function is implemented with the assumption that there are no
duplicate names in the predefined symbol array, which happens to be
true at the moment.
*/
int int
tic80_symbol_to_value (name) tic80_symbol_to_value (name, class)
char *name; char *name;
int class;
{ {
const struct predefined_symbol *pdsp;
int low = 0; int low = 0;
int middle; int middle;
int high = tic80_num_predefined_symbols - 1; int high = tic80_num_predefined_symbols - 1;
@ -232,7 +245,12 @@ tic80_symbol_to_value (name)
} }
else else
{ {
rtnval = tic80_predefined_symbols[middle].value; pdsp = &tic80_predefined_symbols[middle];
if ((class == 0) || (class & pdsp -> value))
{
rtnval = pdsp -> value;
}
/* For now we assume that there are no duplicate names */
break; break;
} }
} }