diff options
Diffstat (limited to 'gas/read.c')
| -rw-r--r-- | gas/read.c | 44 |
1 files changed, 26 insertions, 18 deletions
@@ -39,6 +39,9 @@ char *input_line_pointer; /*->next char of source file to parse. */ +#ifndef NOP_OPCODE +# define NOP_OPCODE 0x00 +#endif #if BITS_PER_CHAR != 8 The following table is indexed by [ (char) ] and will break if @@ -180,6 +183,7 @@ static const pseudo_typeS { "asciz", stringer, 1 }, /* block */ { "byte", cons, 1 }, + { "bss", s_bss, 0 }, { "comm", s_comm, 0 }, { "data", s_data, 0 }, /* dim */ @@ -626,7 +630,7 @@ int arg; input_line_pointer ++; temp_fill = get_absolute_expression (); } else { - temp_fill = 0; + temp_fill = NOP_OPCODE; } /* Only make a frag if we HAVE to. . . */ if (temp && ! need_pass_2) @@ -652,7 +656,7 @@ void s_align_ptwo() { input_line_pointer ++; temp_fill = get_absolute_expression (); } else - temp_fill = 0; + temp_fill = NOP_OPCODE; /* Only make a frag if we HAVE to. . . */ if (temp && ! need_pass_2) frag_align (temp, (int)temp_fill); @@ -662,6 +666,17 @@ void s_align_ptwo() { demand_empty_rest_of_line(); } /* s_align_ptwo() */ + +void s_bss() +{ + register int temp; + + temp = get_absolute_expression (); + subseg_new (SEG_BSS, (subsegT)temp); + demand_empty_rest_of_line(); +} + + void s_comm() { register char *name; register char c; @@ -1796,12 +1811,7 @@ void stringer(append_zero ) /* Worker to do .ascii etc statements. */ /* Checks end-of-line. */ register int append_zero; /* 0: don't append '\0', else 1 */ { - /* register char * p; JF unused */ - /* register int length; JF unused */ /* Length of string we read, excluding */ - /* trailing '\0' implied by closing quote. */ - /* register char * where; JF unused */ - /* register fragS * fragP; JF unused */ - register unsigned int c; + unsigned int c; /* * The following awkward logic is to parse ZERO or more strings, @@ -1811,16 +1821,14 @@ register int append_zero; /* 0: don't append '\0', else 1 */ * a 1st, expression. We keep demanding expressions for each * ','. */ - if (is_it_end_of_statement()) - { - c = 0; /* Skip loop. */ - ++ input_line_pointer; /* Compensate for end of loop. */ - } - else - { - c = ','; /* Do loop. */ - } - while (c == ',' || c == '<' || c == '"' ) { + if (is_it_end_of_statement()) { + c = 0; /* Skip loop. */ + ++ input_line_pointer; /* Compensate for end of loop. */ + } else { + c = ','; /* Do loop. */ + } + + while (c == ',' || c == '<' || c == '"') { SKIP_WHITESPACE(); switch (*input_line_pointer) { case '\"': |