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75 lines
2.2 KiB
ObjectPascal
75 lines
2.2 KiB
ObjectPascal
{
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Copyright (c) 1998-2002 by Florian Klaempfl
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Generate RiscV assembler for math nodes
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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 nrvmat;
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{$I fpcdefs.inc}
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interface
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uses
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ncgmat;
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type
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trvunaryminusnode = class(tcgunaryminusnode)
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procedure second_float;override;
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end;
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implementation
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uses
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globtype,
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verbose,
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nmat,
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cpubase,
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aasmdata,aasmcpu,
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cgbase,cgobj,cgcpu,cgutils,
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symdef,
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hlcgobj,
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defutil,
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pass_2;
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procedure trvunaryminusnode.second_float;
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begin
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secondpass(left);
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location_reset(location,LOC_FPUREGISTER,def_cgsize(resultdef));
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location.register:=hlcg.getregisterfordef(current_asmdata.CurrAsmList,resultdef);
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hlcg.location_force_fpureg(current_asmdata.CurrAsmList,left.location,left.resultdef,true);
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case tfloatdef(left.resultdef).floattype of
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s32real:
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current_asmdata.CurrAsmList.concat(taicpu.op_reg_reg(A_FNEG_S,location.register,left.location.register));
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s64real:
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current_asmdata.CurrAsmList.concat(taicpu.op_reg_reg(A_FNEG_D,location.register,left.location.register));
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s128real:
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current_asmdata.CurrAsmList.concat(taicpu.op_reg_reg(A_FNEG_Q,location.register,left.location.register));
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else
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Internalerror(2025010901);
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end;
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cg.maybe_check_for_fpu_exception(current_asmdata.CurrAsmList);
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end;
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begin
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cunaryminusnode := trvunaryminusnode;
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end.
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