source: buchla-68k/orig/DOC/AS68RSRV.TXT@ 6888aa2

Last change on this file since 6888aa2 was 3ae31e9, checked in by Thomas Lopatic <thomas@…>, 7 years ago

Imported original source code.

  • Property mode set to 100755
File size: 939 bytes
RevLine 
[3ae31e9]1The following symbols are reserved in the Alcyon assembler, and may appear in
2either upper or lower case:
3
4.B: byte modifier
5.L: long modifier
6.W: word modifier
7
8A0: .
9A1: .
10A2: .
11A3: ... Address registers a0..a7
12A4: .
13A5: .
14A6: .
15A7: .
16
17D0: .
18D1: .
19D2: .
20D3: ... Data registers d0..d7
21D4: .
22D5: .
23D6: .
24D7: .
25
26R0: .
27R1: .
28R2: .
29R3: ... Synonyms for d0..d7
30R4: .
31R5: .
32R6: .
33R7: .
34
35R8: .
36R9: .
37R10: .
38R11: ... Synonyms for a0..a7
39R12: .
40R13: .
41R14: .
42R15: .
43
44PC: Program counter
45SR: Status register
46CCR: Condition code register
47
48SP: Active stack pointer
49USP: User stack pointer
50
51DFC: Data function code
52SFC: Source function code register
53
54VBR: Vector base register
55VSR: Virtual status register (has same definition in as68 as VBR)
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