1/*****************************************************************************/
2/* */
3/* fragment.h */
4/* */
5/* Data fragments for the ca65 crossassembler */
6/* */
7/* */
8/* */
9/* (C) 1998-2011, Ullrich von Bassewitz */
10/* Roemerstrasse 52 */
11/* D-70794 Filderstadt */
12/* EMail: uz@cc65.org */
13/* */
14/* */
15/* This software is provided 'as-is', without any expressed or implied */
16/* warranty. In no event will the authors be held liable for any damages */
17/* arising from the use of this software. */
18/* */
19/* Permission is granted to anyone to use this software for any purpose, */
20/* including commercial applications, and to alter it and redistribute it */
21/* freely, subject to the following restrictions: */
22/* */
23/* 1. The origin of this software must not be misrepresented; you must not */
24/* claim that you wrote the original software. If you use this software */
25/* in a product, an acknowledgment in the product documentation would be */
26/* appreciated but is not required. */
27/* 2. Altered source versions must be plainly marked as such, and must not */
28/* be misrepresented as being the original software. */
29/* 3. This notice may not be removed or altered from any source */
30/* distribution. */
31/* */
32/*****************************************************************************/
33
34
35
36#ifndef FRAGMENT_H
37#define FRAGMENT_H
38
39
40
41/* common */
42#include "exprdefs.h"
43#include "coll.h"
44
45/* ca65 */
46#include "lineinfo.h"
47
48
49
50/*****************************************************************************/
51/* struct Fragment */
52/*****************************************************************************/
53
54
55
56typedef struct Fragment Fragment;
57struct Fragment {
58 Fragment* Next; /* Pointer to next fragment in segment */
59 Fragment* LineList; /* List of fragments for one src line */
60 Collection LI; /* Line info for this fragment */
61 unsigned short Len; /* Length for this fragment */
62 unsigned char Type; /* Fragment type */
63 union {
64 unsigned char Data[sizeof (ExprNode*)]; /* Literal values */
65 ExprNode* Expr; /* Expression */
66 } V;
67};
68
69
70
71/*****************************************************************************/
72/* Code */
73/*****************************************************************************/
74
75
76
77Fragment* NewFragment (unsigned char Type, unsigned short Len);
78/* Create, initialize and return a new fragment. The fragment will be inserted
79** into the current segment.
80*/
81
82
83
84/* End of fragment.h */
85
86#endif
87