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AS68RSRV.TXT

Last change on this file was 3ae31e9, checked in by Thomas Lopatic <thomas@…>, 7 years ago
Imported original source code.
Property mode set to `100755`
File size: 939 bytes

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

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