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115 lines
2.9 KiB
ObjectPascal
115 lines
2.9 KiB
ObjectPascal
{
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This file is part of the Free Pascal run time library.
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Copyright (c) 2005 Karoly Balogh
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abox.lib implementation for MorphOS/PowerPC
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MorphOS port was done on a free Pegasos II/G4 machine
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provided by Genesi S.a.r.l. <www.genesi.lu>
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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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unit aboxlib;
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interface
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function DoMethod(obj : longword; msg : array of LongWord): longword;
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function DoMethod(obj : pointer; msg : array of LongWord): longword; inline;
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function DoMethodA(obj : longword; msg1 : Pointer): longword; assembler;
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function DoSuperMethod(class_: longword; obj : longword; msg : array of LongWord): longword;
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function DoSuperMethodA(class_: longword; obj : longword; msg1 : Pointer): longword; assembler;
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function DoSuperMethodA(class_: pointer; obj : pointer; msg1 : Pointer): longword; inline;
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function DoSuperNew(class_: pointer; obj: pointer; tags: array of LongWord): longword;
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// This procedure is used to pop dispatcher args from emulstruc
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procedure DISPATCHERARG(var cl; var obj; var msg); assembler;
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implementation
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uses intuition;
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function DoMethodA(obj : longword; msg1 : Pointer): longword; assembler;
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asm
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mflr r31
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lwz r9,-4(r3)
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stw r9,32(r2)
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stw r4,36(r2)
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stw r3,40(r2)
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lwz r11,104(r2)
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lwz r3,8(r9)
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mtlr r11
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blrl
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mtlr r31
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end ['R31'];
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function DoMethod(obj : longword; msg : array of LongWord): longword;
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begin
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DoMethod:=DoMethodA(obj, @msg);
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end;
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function DoMethod(obj : pointer; msg : array of LongWord): longword; inline;
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begin
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DoMethod:=DoMethodA(DWord(obj), @msg);
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end;
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function DoSuperMethodA(class_: longword; obj : longword; msg1 : Pointer): longword; assembler;
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asm
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mflr r31
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lwz r9,24(r3)
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stw r9,32(r2)
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stw r5,36(r2)
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stw r4,40(r2)
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lwz r11,104(r2)
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lwz r3,8(r9)
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mtlr r11
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blrl
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mtlr r31
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end ['R31'];
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function DoSuperMethodA(class_: pointer; obj : pointer; msg1 : Pointer): longword; inline;
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begin
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DoSuperMethodA:=DoSuperMethodA(DWord(class_),DWord(obj),msg1);
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end;
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function DoSuperMethod(class_: longword; obj : longword; msg : array of LongWord): longword;
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begin
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DoSuperMethod:=DoSuperMethodA(class_, obj, @msg);
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end;
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function DoSuperNew(class_: pointer; obj: pointer; tags: array of LongWord): longword;
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var opSet: topSet;
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begin
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opSet.MethodID := OM_NEW;
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opSet.ops_AttrList := @tags;
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opSet.ops_GInfo := nil;
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DoSuperNew:=DoSuperMethodA(class_,obj,@opset);
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end;
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// This procedure is used to pop dispatcher args from emulstruc
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procedure DISPATCHERARG(var cl; var obj; var msg); assembler;
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asm
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lwz r6,32(r2) // REG_a0
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stw r6,(r3) // cl
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lwz r6,40(r2) // REG_a2
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stw r6,(r4) // obj
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lwz r6,36(r2) // REG_a1
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stw r6,(r5) // msg
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end;
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end.
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