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44 lines
1.2 KiB
NASM
Executable File
44 lines
1.2 KiB
NASM
Executable File
; Conway's Game of Life for Apple II
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; Copyright (C) 2016 Christophe Meneboeuf <christophe@xtof.info>
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;
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; This program is free software: you can redistribute it and/or modify
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; it under the terms of the GNU General Public License as published by
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; the Free Software Foundation, either version 3 of the License, or
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; (at your option) any later version.
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;
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; This program is distributed in the hope that it will be useful,
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; but WITHOUT ANY WARRANTY; without even the implied warranty of
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; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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; GNU General Public License for more details.
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;
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; You should have received a copy of the GNU General Public License
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; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;
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; Handling calls to Apple ProDOS 8 MLI
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;
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.import __dos_type
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.import popa
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.export _call_to_mli
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.code
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_call_to_mli:
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; Store parameters
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STA Mli_Param
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STX Mli_Param+1
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; Store call number
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JSR popa
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STA Mli_Call
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; Call MLI and return
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JSR $BF00 ; MLI call entry point
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Mli_Call:
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.byte $00
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Mli_Param:
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.addr $00
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RTS
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.code
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