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95 lines
2.1 KiB
ObjectPascal
95 lines
2.1 KiB
ObjectPascal
{
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Copyright (c) 1998-2002 by Jonas Maebe, member of the Free Pascal
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Development Team
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This unit implements the RiscV64 optimizer object
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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 2 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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****************************************************************************
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}
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unit aoptcpu;
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interface
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{$I fpcdefs.inc}
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{$define DEBUG_AOPTCPU}
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uses
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cpubase,
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globals, globtype,
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cgbase,
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aoptobj, aoptcpub, aopt, aoptcpurv,
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aasmtai, aasmcpu;
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type
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TCpuAsmOptimizer = class(TRVCpuAsmOptimizer)
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{ uses the same constructor as TAopObj }
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function PeepHoleOptPass1Cpu(var p: tai): boolean; override;
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function PostPeepHoleOptsCpu(var p: tai): boolean; override;
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end;
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implementation
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uses
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cutils;
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function TCpuAsmOptimizer.PeepHoleOptPass1Cpu(var p: tai): boolean;
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var
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next1, next2: tai;
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l1, l2, shlcount: longint;
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begin
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result := inherited PeepHoleOptPass1Cpu(p);
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if result then
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exit;
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case p.typ of
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ait_instruction:
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begin
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{case taicpu(p).opcode of
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end;}
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end;
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else
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;
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end;
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end;
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function TCpuAsmOptimizer.PostPeepHoleOptsCpu(var p: tai): boolean;
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var
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next1: tai;
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begin
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result := inherited PostPeepHoleOptsCpu(p);
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if result then
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exit;
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case p.typ of
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ait_instruction:
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begin
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end;
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else
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;
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end;
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end;
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begin
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casmoptimizer := TCpuAsmOptimizer;
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end.
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