/* expr.c -operands, expressions-
- Copyright (C) 1987, 90, 91, 92, 93, 94, 95, 96, 97, 1998
+ Copyright (C) 1987, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 2000
Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
? absolute_section
: expr_section),
0, &zero_address_frag);
- symbolP->sy_value = *expressionP;
+ symbol_set_value_expression (symbolP, expressionP);
if (expressionP->X_op == O_constant)
resolve_symbol_value (symbolP, 1);
#define valuesize 32
#endif
- if (flag_m68k_mri && radix == 0)
+ if ((NUMBERS_WITH_SUFFIX || flag_m68k_mri) && radix == 0)
{
int flt = 0;
break;
case 10:
maxdig = radix = 10;
- too_many_digits = (valuesize + 12) / 4; /* very rough */
+ too_many_digits = (valuesize + 11) / 4; /* very rough */
}
#undef valuesize
start = input_line_pointer;
}
}
- if (flag_m68k_mri && suffix != NULL && input_line_pointer - 1 == suffix)
+ if ((NUMBERS_WITH_SUFFIX || flag_m68k_mri)
+ && suffix != NULL
+ && input_line_pointer - 1 == suffix)
c = *input_line_pointer++;
if (small)
case '9':
input_line_pointer--;
- integer_constant (flag_m68k_mri ? 0 : 10, expressionP);
+ integer_constant ((NUMBERS_WITH_SUFFIX || flag_m68k_mri)
+ ? 0 : 10,
+ expressionP);
break;
case '0':
/* non-decimal radix */
- if (flag_m68k_mri)
+ if (NUMBERS_WITH_SUFFIX || flag_m68k_mri)
{
char *s;
integer_constant (0, expressionP);
break;
}
- }
-
+ }
c = *input_line_pointer;
switch (c)
{
case 'Q':
case '8':
case '9':
- if (flag_m68k_mri)
+ if (NUMBERS_WITH_SUFFIX || flag_m68k_mri)
{
integer_constant (0, expressionP);
break;
break;
case 'b':
- if (LOCAL_LABELS_FB && ! flag_m68k_mri)
+ if (LOCAL_LABELS_FB && ! (flag_m68k_mri || NUMBERS_WITH_SUFFIX))
{
/* This code used to check for '+' and '-' here, and, in
some conditions, fall through to call
/* Fall through. */
case 'B':
input_line_pointer++;
- if (flag_m68k_mri)
+ if (flag_m68k_mri || NUMBERS_WITH_SUFFIX)
goto default_case;
integer_constant (2, expressionP);
break;
case '5':
case '6':
case '7':
- integer_constant (flag_m68k_mri ? 0 : 8, expressionP);
+ integer_constant ((flag_m68k_mri || NUMBERS_WITH_SUFFIX)
+ ? 0 : 8,
+ expressionP);
break;
case 'f':
number, make it one. Otherwise, make it a local label,
and try to deal with parsing the rest later. */
if (!input_line_pointer[1]
- || (is_end_of_line[0xff & input_line_pointer[1]]))
+ || (is_end_of_line[0xff & input_line_pointer[1]])
+ || strchr (FLT_CHARS, 'f') == NULL)
goto is_0f_label;
{
char *cp = input_line_pointer + 1;
case 'd':
case 'D':
- if (flag_m68k_mri)
+ if (flag_m68k_mri || NUMBERS_WITH_SUFFIX)
{
integer_constant (0, expressionP);
break;
break;
case '(':
+#ifndef NEED_INDEX_OPERATOR
case '[':
+#endif
/* didn't begin with digit & not a name */
segment = expression (expressionP);
/* Expression() will pass trailing whitespace */
/* here with input_line_pointer->char after "(...)" */
return segment;
+#ifdef TC_M68K
case 'E':
if (! flag_m68k_mri || *input_line_pointer != '\'')
goto de_fault;
goto de_fault;
++input_line_pointer;
/* Fall through. */
+#endif
case '\'':
if (! flag_m68k_mri)
{
(void) operand (expressionP);
break;
+#ifdef TC_M68K
case '"':
/* Double quote is the bitwise not operator in MRI mode. */
if (! flag_m68k_mri)
goto de_fault;
/* Fall through. */
+#endif
case '~':
/* ~ is permitted to start a label on the Delta. */
if (is_name_beginner (c))
}
break;
+#if defined (DOLLAR_DOT) || defined (TC_M68K)
case '$':
/* $ is the program counter when in MRI mode, or when DOLLAR_DOT
is defined. */
current_location (expressionP);
break;
+#endif
case '.':
if (!is_part_of_name (*input_line_pointer))
input_line_pointer--;
break;
+#ifdef TC_M68K
case '%':
if (! flag_m68k_mri)
goto de_fault;
current_location (expressionP);
break;
+#endif
default:
+#ifdef TC_M68K
de_fault:
+#endif
if (is_end_of_line[(unsigned char) c])
goto eol;
if (is_name_beginner (c)) /* here if did not begin with a digit */
/* The PA port needs this information. */
if (expressionP->X_add_symbol)
- expressionP->X_add_symbol->sy_used = 1;
+ symbol_mark_used (expressionP->X_add_symbol);
switch (expressionP->X_op)
{
break;
case O_subtract:
if (expressionP->X_op_symbol == expressionP->X_add_symbol
- || ((expressionP->X_op_symbol->sy_frag
- == expressionP->X_add_symbol->sy_frag)
+ || ((symbol_get_frag (expressionP->X_op_symbol)
+ == symbol_get_frag (expressionP->X_add_symbol))
&& SEG_NORMAL (S_GET_SEGMENT (expressionP->X_add_symbol))
&& (S_GET_VALUE (expressionP->X_op_symbol)
== S_GET_VALUE (expressionP->X_add_symbol))))
__, __, __, __, __, __, __, __,
__, __, __, __, __, __, __, __,
__, __, __, __, __, __, __, __,
- __, __, __, __, __, __, O_bit_exclusive_or, __,
+ __, __, __,
+#ifdef NEED_INDEX_OPERATOR
+ O_index,
+#else
+ __,
+#endif
+ __, __, O_bit_exclusive_or, __,
__, __, __, __, __, __, __, __,
__, __, __, __, __, __, __, __,
__, __, __, __, __, __, __, __,
0, /* O_symbol_rva */
0, /* O_register */
0, /* O_bit */
- 8, /* O_uminus */
- 8, /* O_bit_not */
- 8, /* O_logical_not */
- 7, /* O_multiply */
- 7, /* O_divide */
- 7, /* O_modulus */
- 7, /* O_left_shift */
- 7, /* O_right_shift */
- 6, /* O_bit_inclusive_or */
- 6, /* O_bit_or_not */
- 6, /* O_bit_exclusive_or */
- 6, /* O_bit_and */
- 4, /* O_add */
- 4, /* O_subtract */
- 3, /* O_eq */
- 3, /* O_ne */
- 3, /* O_lt */
- 3, /* O_le */
- 3, /* O_ge */
- 3, /* O_gt */
- 2, /* O_logical_and */
- 1 /* O_logical_or */
+ 9, /* O_uminus */
+ 9, /* O_bit_not */
+ 9, /* O_logical_not */
+ 8, /* O_multiply */
+ 8, /* O_divide */
+ 8, /* O_modulus */
+ 8, /* O_left_shift */
+ 8, /* O_right_shift */
+ 7, /* O_bit_inclusive_or */
+ 7, /* O_bit_or_not */
+ 7, /* O_bit_exclusive_or */
+ 7, /* O_bit_and */
+ 5, /* O_add */
+ 5, /* O_subtract */
+ 4, /* O_eq */
+ 4, /* O_ne */
+ 4, /* O_lt */
+ 4, /* O_le */
+ 4, /* O_ge */
+ 4, /* O_gt */
+ 3, /* O_logical_and */
+ 2, /* O_logical_or */
+ 1, /* O_index */
+ 0, /* O_md1 */
+ 0, /* O_md2 */
+ 0, /* O_md3 */
+ 0, /* O_md4 */
+ 0, /* O_md5 */
+ 0, /* O_md6 */
+ 0, /* O_md7 */
+ 0, /* O_md8 */
+ 0, /* O_md9 */
+ 0, /* O_md10 */
+ 0, /* O_md11 */
+ 0, /* O_md12 */
+ 0, /* O_md13 */
+ 0, /* O_md14 */
+ 0, /* O_md15 */
+ 0, /* O_md16 */
};
/* Unfortunately, in MRI mode for the m68k, multiplication and
/* Parse an expression. */
segT
-expr (rank, resultP)
- operator_rankT rank; /* Larger # is higher rank. */
+expr (rankarg, resultP)
+ int rankarg; /* Larger # is higher rank. */
expressionS *resultP; /* Deliver result here. */
{
+ operator_rankT rank = (operator_rankT) rankarg;
segT retval;
expressionS right;
operatorT op_left;
know (*input_line_pointer != ' ');
+ if (op_left == O_index)
+ {
+ if (*input_line_pointer != ']')
+ as_bad ("missing right bracket");
+ else
+ {
+ ++input_line_pointer;
+ SKIP_WHITESPACE ();
+ }
+ }
+
if (retval == undefined_section)
{
if (SEG_NORMAL (rightseg))
}
/* Optimize common cases. */
+#ifdef md_optimize_expr
+ if (md_optimize_expr (resultP, op_left, &right))
+ {
+ /* skip */;
+ }
+ else
+#endif
if (op_left == O_add && right.X_op == O_constant)
{
/* X + constant. */
else if (op_left == O_subtract
&& right.X_op == O_symbol
&& resultP->X_op == O_symbol
- && (right.X_add_symbol->sy_frag
- == resultP->X_add_symbol->sy_frag)
+ && (symbol_get_frag (right.X_add_symbol)
+ == symbol_get_frag (resultP->X_add_symbol))
&& SEG_NORMAL (S_GET_SEGMENT (right.X_add_symbol)))
{
/* The PA port needs this information. */
if (resultP->X_add_symbol)
- resultP->X_add_symbol->sy_used = 1;
+ symbol_mark_used (resultP->X_add_symbol);
return resultP->X_op == O_constant ? absolute_section : retval;
}
/* We accept \001 in a name in case this is being called with a
constructed string. */
if (is_name_beginner (c = *input_line_pointer++) || c == '\001')
- while (is_part_of_name (c = *input_line_pointer++)
- || c == '\001')
- ;
+ {
+ while (is_part_of_name (c = *input_line_pointer++)
+ || c == '\001')
+ ;
+ if (is_name_ender (c))
+ c = *input_line_pointer++;
+ }
*--input_line_pointer = 0;
return (c);
}