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100 lines
2.3 KiB
PHP
100 lines
2.3 KiB
PHP
{
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$Id$
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This file is part of the Free Pascal run time library.
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Copyright (c) 2003 by Peter Vreman,
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member of the Free Pascal development team
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See the file COPYING.FPC, included in this distribution,
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for details about the copyright.
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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.
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**********************************************************************}
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{ ---------------------------------------------------------------------
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This include contains cpu-specific routines
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---------------------------------------------------------------------}
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function InterLockedDecrement (var Target: integer) : Integer; assembler;
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asm
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{$warning FIXME}
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end;
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(*
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{ input: address of target in r3 }
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{ output: target-1 in r3 }
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{ side-effect: target := target-1 }
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asm
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InterLockedDecLoop:
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lwarx r0,r0,r3
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subi r0,r0,1
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stwcx. r0,r0,r3
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bne InterLockedDecLoop
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mr r3,r0
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end;
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*)
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function InterLockedIncrement (var Target: integer) : Integer; assembler;
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asm
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{$warning FIXME}
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end;
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(*
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{ input: address of target in r3 }
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{ output: target+1 in r3 }
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{ side-effect: target := target+1 }
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asm
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InterLockedIncLoop:
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lwarx r0,r0,r3
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addi r0,r0,1
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stwcx. r0,r0,r3
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bne InterLockedIncLoop
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mr r3,r0
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end;
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*)
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function InterLockedExchange (var Target: integer;Source : integer) : Integer; assembler;
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asm
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{$warning FIXME}
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end;
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(*
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{ input: address of target in r3, source in r4 }
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{ output: target in r3 }
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{ side-effect: target := source }
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asm
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InterLockedXchgLoop:
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lwarx r0,r0,r3
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stwcx. r4,r0,r3
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bne InterLockedXchgLoop
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mr r3,r0
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end;
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*)
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function InterLockedExchangeAdd (var Target: integer;Source : integer) : Integer; assembler;
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asm
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{$warning FIXME}
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end;
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(*
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{ input: address of target in r3, source in r4 }
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{ output: target in r3 }
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{ side-effect: target := target+source }
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asm
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InterLockedXchgAddLoop:
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lwarx r0,r0,r3
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add r0,r0,r4
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stwcx. r0,r0,r3
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bne InterLockedXchgAddLoop
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sub r3,r0,r4
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end;
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*)
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{
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$Log$
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Revision 1.1 2003-09-01 20:46:32 peter
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* new dummies
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}
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