Last change
on this file since a6f5b95 was 3ae31e9, checked in by Thomas Lopatic <thomas@…>, 8 years ago |
Imported original source code.
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Property mode
set to
100755
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File size:
939 bytes
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[3ae31e9] | 1 | The following symbols are reserved in the Alcyon assembler, and may appear in
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| 2 | either upper or lower case:
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| 3 |
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| 4 | .B: byte modifier
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| 5 | .L: long modifier
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| 6 | .W: word modifier
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| 7 |
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| 8 | A0: .
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| 9 | A1: .
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| 10 | A2: .
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| 11 | A3: ... Address registers a0..a7
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| 12 | A4: .
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| 13 | A5: .
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| 14 | A6: .
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| 15 | A7: .
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| 16 |
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| 17 | D0: .
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| 18 | D1: .
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| 19 | D2: .
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| 20 | D3: ... Data registers d0..d7
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| 21 | D4: .
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| 22 | D5: .
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| 23 | D6: .
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| 24 | D7: .
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| 25 |
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| 26 | R0: .
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| 27 | R1: .
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| 28 | R2: .
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| 29 | R3: ... Synonyms for d0..d7
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| 30 | R4: .
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| 31 | R5: .
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| 32 | R6: .
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| 33 | R7: .
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| 34 |
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| 35 | R8: .
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| 36 | R9: .
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| 37 | R10: .
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| 38 | R11: ... Synonyms for a0..a7
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| 39 | R12: .
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| 40 | R13: .
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| 41 | R14: .
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| 42 | R15: .
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| 43 |
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| 44 | PC: Program counter
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| 45 | SR: Status register
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| 46 | CCR: Condition code register
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| 47 |
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| 48 | SP: Active stack pointer
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| 49 | USP: User stack pointer
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| 50 |
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| 51 | DFC: Data function code
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| 52 | SFC: Source function code register
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| 53 |
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| 54 | VBR: Vector base register
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| 55 | VSR: Virtual status register (has same definition in as68 as VBR)
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