1 | /*****************************************************************************/ |
2 | /* */ |
3 | /* objcode.h */ |
4 | /* */ |
5 | /* Objectcode management for the ca65 macroassembler */ |
6 | /* */ |
7 | /* */ |
8 | /* */ |
9 | /* (C) 1998-2008 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 OBJCODE_H |
37 | #define OBJCODE_H |
38 | |
39 | |
40 | |
41 | /* ca65 */ |
42 | #include "expr.h" |
43 | #include "strbuf.h" |
44 | |
45 | |
46 | |
47 | /*****************************************************************************/ |
48 | /* Code */ |
49 | /*****************************************************************************/ |
50 | |
51 | |
52 | |
53 | void Emit0 (unsigned char OPC); |
54 | /* Emit an instruction with a zero sized operand */ |
55 | |
56 | void Emit1 (unsigned char OPC, ExprNode* Value); |
57 | /* Emit an instruction with an one byte argument */ |
58 | |
59 | void Emit2 (unsigned char OPC, ExprNode* Value); |
60 | /* Emit an instruction with a two byte argument */ |
61 | |
62 | void Emit3 (unsigned char OPC, ExprNode* Expr); |
63 | /* Emit an instruction with a three byte argument */ |
64 | |
65 | void EmitSigned (ExprNode* Expr, unsigned Size); |
66 | /* Emit a signed expression with the given size */ |
67 | |
68 | void EmitPCRel (unsigned char OPC, ExprNode* Expr, unsigned Size); |
69 | /* Emit an opcode with a PC relative argument of one or two bytes */ |
70 | |
71 | void EmitData (const void* Data, unsigned Size); |
72 | /* Emit data into the current segment */ |
73 | |
74 | void EmitStrBuf (const StrBuf* Data); |
75 | /* Emit a string into the current segment */ |
76 | |
77 | void EmitByte (ExprNode* Expr); |
78 | /* Emit one byte */ |
79 | |
80 | void EmitWord (ExprNode* Expr); |
81 | /* Emit one word */ |
82 | |
83 | void EmitFarAddr (ExprNode* Expr); |
84 | /* Emit a 24 bit expression */ |
85 | |
86 | void EmitDWord (ExprNode* Expr); |
87 | /* Emit one dword */ |
88 | |
89 | void EmitFill (unsigned long Count); |
90 | /* Emit Count fill bytes */ |
91 | |
92 | |
93 | |
94 | /* End of objcode.h */ |
95 | |
96 | #endif |
97 | |