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| 1 | /* Definitions for decoding the moxie opcode table. |
1 | /* Definitions for decoding the moxie opcode table. |
| 2 | Copyright 2009 Free Software Foundation, Inc. |
2 | Copyright (C) 2009-2015 Free Software Foundation, Inc. |
| 3 | Contributed by Anthony Green (green@moxielogic.com). |
3 | Contributed by Anthony Green (green@moxielogic.com). |
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| 4 | 4 | ||
| 5 | This program is free software; you can redistribute it and/or modify |
5 | This program is free software; you can redistribute it and/or modify |
| 6 | it under the terms of the GNU General Public License as published by |
6 | it under the terms of the GNU General Public License as published by |
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| 26 | Some use just a 4 byte immediate value (MOXIE_F1_4) |
26 | Some use just a 4 byte immediate value (MOXIE_F1_4) |
| 27 | Some use just a 4 byte memory address (MOXIE_F1_M) |
27 | Some use just a 4 byte memory address (MOXIE_F1_M) |
| 28 | Some use B and an indirect A (MOXIE_F1_AiB) |
28 | Some use B and an indirect A (MOXIE_F1_AiB) |
| 29 | Some use A and an indirect B (MOXIE_F1_ABi) |
29 | Some use A and an indirect B (MOXIE_F1_ABi) |
| 30 | Some consume a 4 byte immediate value and use X (MOXIE_F1_4A) |
30 | Some consume a 4 byte immediate value and use X (MOXIE_F1_4A) |
| 31 | Some use B and an indirect A plus 4 bytes (MOXIE_F1_AiB4) |
31 | Some use B and an indirect A plus 2 byte offset (MOXIE_F1_AiB2) |
| 32 | Some use A and an indirect B plus 4 bytes (MOXIE_F1_ABi4) |
32 | Some use A and an indirect B plus 2 byte offset (MOXIE_F1_ABi2) |
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| 33 | 33 | ||
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| 34 | Form 2 instructions also come in different flavors: |
34 | Form 2 instructions also come in different flavors: |
| 35 | 35 | ||
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| 48 | #define MOXIE_F1_A4 0x104 |
48 | #define MOXIE_F1_A4 0x104 |
| 49 | #define MOXIE_F1_4 0x105 |
49 | #define MOXIE_F1_4 0x105 |
| 50 | #define MOXIE_F1_AiB 0x106 |
50 | #define MOXIE_F1_AiB 0x106 |
| 51 | #define MOXIE_F1_ABi 0x107 |
51 | #define MOXIE_F1_ABi 0x107 |
| 52 | #define MOXIE_F1_4A 0x108 |
52 | #define MOXIE_F1_4A 0x108 |
| 53 | #define MOXIE_F1_AiB4 0x109 |
53 | #define MOXIE_F1_AiB2 0x109 |
| 54 | #define MOXIE_F1_ABi4 0x10a |
54 | #define MOXIE_F1_ABi2 0x10a |
| 55 | #define MOXIE_F1_M 0x10b |
55 | #define MOXIE_F1_M 0x10b |
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| 56 | 56 | ||
| 57 | #define MOXIE_F2_NARG 0x200 |
57 | #define MOXIE_F2_NARG 0x200 |