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Annotation of GNUtools/cctools/as/read.h, revision 1.1.1.1

1.1       root        1: /* read.h - of read.c
                      2:    Copyright (C) 1986 Free Software Foundation, Inc.
                      3: 
                      4: This file is part of GAS, the GNU Assembler.
                      5: 
                      6: GAS is free software; you can redistribute it and/or modify
                      7: it under the terms of the GNU General Public License as published by
                      8: the Free Software Foundation; either version 1, or (at your option)
                      9: any later version.
                     10: 
                     11: GAS is distributed in the hope that it will be useful,
                     12: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     14: GNU General Public License for more details.
                     15: 
                     16: You should have received a copy of the GNU General Public License
                     17: along with GAS; see the file COPYING.  If not, write to
                     18: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
                     19: 
                     20: #import "expr.h"
                     21: 
                     22: #define PERMIT_WHITESPACE      /* Define to make whitespace be allowed in */
                     23:                                /* many syntactically unnecessary places. */
                     24:                                /* Normally undefined. For compatibility */
                     25:                                /* with ancient GNU cc. */
                     26: #undef PERMIT_WHITESPACE
                     27: 
                     28: #ifdef PERMIT_WHITESPACE
                     29: #define SKIP_WHITESPACE() {if (* input_line_pointer == ' ') ++ input_line_pointer;}
                     30: #else
                     31: #define SKIP_WHITESPACE() ASSERT( * input_line_pointer != ' ' )
                     32: #endif
                     33: 
                     34: 
                     35: #define        LEX_NAME        (1)     /* may continue a name */                     
                     36: #define LEX_BEGIN_NAME (2)     /* may begin a name */                        
                     37:                                                                              
                     38: #define is_name_beginner(c)     ( lex_type[(c) & 0xff] & LEX_BEGIN_NAME )
                     39: #define is_part_of_name(c)      ( lex_type[(c) & 0xff] & LEX_NAME       )
                     40: 
                     41: /*
                     42:  * A pseudo opcode table entry.
                     43:  */
                     44: typedef struct {
                     45:     char *poc_name;    /* assembler mnemonic, lower case, no '.' */
                     46:     void (*poc_handler)(int poc_val);  /* Do the work */
                     47:     int  poc_val;      /* Value to pass to handler */
                     48: } pseudo_typeS;
                     49: 
                     50: extern char *input_line_pointer; /* -> char we are parsing now. */
                     51: extern char *buffer_limit;      /* -> 1 + last char in buffer. */
                     52: extern const char lex_type[];
                     53: extern unsigned long text_nsect;
                     54: 
                     55: extern void read_begin(
                     56:     void);
                     57: void read_a_source_file(
                     58:     char *buffer);
                     59: extern long get_absolute_expression(
                     60:     void);
                     61: extern void demand_empty_rest_of_line(
                     62:     void);
                     63: extern void ignore_rest_of_line(
                     64:     void);
                     65: extern void add_to_macro_definition(
                     66:     char *char_pointer);
                     67: extern segT get_known_segmented_expression(
                     68:     expressionS *expP);
                     69: extern void totally_ignore_line(
                     70:     void);
                     71: 
                     72: /* globally know pseudo-op functions (used by some assemblers in MACHINE.c) */
                     73: extern void stringer(
                     74:     int append_zero);
                     75: extern void s_space(
                     76:     int value);
                     77: extern void s_abs(
                     78:     int value);
                     79: extern void float_cons(
                     80:     int float_type);
                     81: extern void cons(
                     82:     int nbytes);
                     83: extern void s_globl(
                     84:     int value);
                     85: extern void s_line(
                     86:     int value);
                     87: extern void s_macro(
                     88:     int value);
                     89: extern void s_endmacro(
                     90:     int value);
                     91: extern void big_cons(
                     92:     int nbytes);

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