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git-svn-id: https://svn.code.sf.net/p/acme-crossass/code-0/trunk@3 4df02467-bbd4-4a76-a152-e7ce94205b78
52 lines
1.7 KiB
C
52 lines
1.7 KiB
C
// ACME - a crossassembler for producing 6502/65c02/65816 code.
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// Copyright (C) 1998-2009 Marco Baye
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// Have a look at "acme.c" for further info
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//
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// Label stuff
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#ifndef label_H
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#define label_H
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#include <stdio.h>
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#include "config.h"
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// "label" structure type definition
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struct label_t {
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struct result_t result; // Expression flags and value
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int usage; // usage count
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int pass; // pass of creation (for anon counters)
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};
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// variables
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extern struct node_ra_t *Label_forest[]; // trees (because of 8-bit hash)
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// clear label forest (is done early)
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extern void Label_clear_init(void);
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// register pseudo opcodes (done later)
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extern void Label_register_init(void);
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// function acts upon the label's flag bits and produces an error if needed.
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extern void Label_set_value(struct label_t *, struct result_t *, int change_allowed);
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// Parse implicit label definition (can be either global or local).
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// Name must be held in GlobalDynaBuf.
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extern void Label_implicit_definition(zone_t zone, int stat_flags, int force_bit, int change);
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// Parse label definition (can be either global or local).
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// Name must be held in GlobalDynaBuf.
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extern void Label_parse_definition(zone_t zone, int stat_flags);
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// Search for label. Create if nonexistant. If created, assign flags.
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// Name must be held in GlobalDynaBuf.
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extern struct label_t *Label_find(zone_t, int flags);
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// set global label to value, no questions asked (for "-D" switch)
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// Name must be held in GlobalDynaBuf.
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extern void Label_define(intval_t value);
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// Dump global labels to file
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extern void Label_dump_all(FILE *fd);
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// Fix name of anonymous forward label (held in GlobalDynaBuf, NOT TERMINATED!)
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// so it references the *next* anonymous forward label definition.
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extern struct label_t *Label_fix_forward_name(void);
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#endif
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