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* Get/Unget expilit registers to be re-examined
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@ -2,9 +2,6 @@
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$Id$
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$Id$
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Copyright (c) 1998-2002 by Florian Klaempfl
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Copyright (c) 1998-2002 by Florian Klaempfl
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This unit implements the i386 specific class for the register
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allocator
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This program is free software; you can redistribute it and/or modify
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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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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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the Free Software Foundation; either version 2 of the License, or
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@ -21,6 +18,7 @@
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****************************************************************************}
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****************************************************************************}
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unit rgcpu;
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unit rgcpu;
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{ This unit implements the processor specific class for the register allocator}
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{$INCLUDE fpcdefs.inc}
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{$INCLUDE fpcdefs.inc}
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interface
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interface
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uses
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uses
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@ -40,17 +38,17 @@ uses
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cgobj;
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cgobj;
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function trgcpu.GetExplicitRegisterInt(list:taasmoutput;reg:tregister):tregister;
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function trgcpu.GetExplicitRegisterInt(list:taasmoutput;reg:tregister):tregister;
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begin
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begin
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if reg = R_i0
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if reg in [R_O7,R_I7]
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then
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then
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begin
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begin
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cg.a_reg_alloc(list,Reg);
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cg.a_reg_alloc(list,Reg);
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result := Reg;
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result := Reg;
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end
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end
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else result := inherited GetExplicitRegisterInt(list,reg);
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else result := inherited GetExplicitRegisterInt(list,reg);
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end;
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end;
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procedure trgcpu.UngetregisterInt(list: taasmoutput; reg: tregister);
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procedure trgcpu.UngetregisterInt(list: taasmoutput; reg: tregister);
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begin
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begin
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if reg = R_i0
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if reg in [R_O7,R_I7]
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then
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then
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cg.a_reg_dealloc(list,reg)
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cg.a_reg_dealloc(list,reg)
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else
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else
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@ -61,7 +59,7 @@ initialization
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end.
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end.
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{
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{
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$Log$
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$Log$
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Revision 1.2 2002-10-11 13:35:14 mazen
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Revision 1.3 2002-10-12 19:03:23 mazen
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*** empty log message ***
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* Get/Unget expilit registers to be re-examined
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}
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}
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