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b7fe6797bf
http://svn.freepascal.org/svn/fpc/branches/linker/compiler ........ r2921 | peter | 2006-03-15 08:35:00 +0100 (Wed, 15 Mar 2006) | 2 lines * pass ObjectWriter to ObjectOuput ........ r2922 | peter | 2006-03-15 12:40:30 +0100 (Wed, 15 Mar 2006) | 2 lines * refactor asmdata ........ r2925 | peter | 2006-03-15 16:09:39 +0100 (Wed, 15 Mar 2006) | 3 lines * add cfi to asmdata * move asmlist, asmcfi, asmdata to own unit ........ git-svn-id: trunk@2932 -
127 lines
4.7 KiB
ObjectPascal
127 lines
4.7 KiB
ObjectPascal
{
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Copyright (c) 1998-2000 by Florian Klaempfl
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This unit implements an asm for the DEC Alpha
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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 agaxpgas;
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{$i fpcdefs.inc}
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interface
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uses
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globals,systems,aasmbase,aasmtai,aasmdata,
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aggas,cpubase;
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type
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TAXPGNUAssembler=class(TGNUAssembler)
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procedure WriteInstruction(hp : tai);override;
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end;
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const
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gas_reg2str : array[tregister] of string[4] = (
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'',
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'','','','','','','','','','',
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'','','','','','','','','','',
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'','','','','','','','','','',
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'','',
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'','','','','','','','','','',
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'','','','','','','','','','',
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'','','','','','','','','','',
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'',''
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);
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implementation
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const
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op2str : array[tasmop] of string[14] = (
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'addf','addg','addl','addq',
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'adds','addt','amask','and','beq','bge',
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'bgt','bic','bis','blbc','blbs','ble',
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'blt','bne','br','bsr','call_pal','cmoveq',
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'cmovge','cmovgt','cmovlbc','cmovlbs','cmovle','cmovlt',
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'cmovne','cmpbge','cmpeq','cmpgeq','cmpgle','cmpglt',
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'cmple','cmplt','cmpteq','cmptle','cmptlt','cmptun',
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'cmpule','cmpult','cpys','cpyse','cpysn','ctlz',
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'ctpop','cttz','cvtdg','cvtgd','cvtgf','cvtgq',
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'cvtlq','cvtqf','cvtqg','cvtql','cvtqs','cvtqt',
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'cvtst','cvttq','cvtts','divf','divg','divs',
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'divt','ecb','eqv','excb','extbl','extlh',
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'extll','extqh','extql','extwh','extwl','fbeq',
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'fbge','fbgt','fble','fblt','fbne','fcmoveq',
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'fcmovge','fcmovgt','fcmovle','fcmovlt','fcmovne','fetch',
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'fetch_m','ftois','ftoit','implver','insbl','inslh',
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'insll','insqh','insql','inswh','inswl','itoff',
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'itofs','itoft','jmp','jsr','jsr_coroutine','lda',
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'ldah','ldbu','ldwu','ldf','ldg','ldl',
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'ldl_l','ldq','ldq_l','ldq_u','lds','ldt',
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'maxsb8','maxsw4','maxub8','maxuw4','mb','mf_fpcr',
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'minsb8','minsw4','minub8','minuw4','mskbl','msklh',
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'mskll','mskqh','mskql','mskwh','mskwl','mt_fpcr',
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'mulf','mulg','mull','mulq',
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'muls','mult','ornot','perr','pklb','pkwb',
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'rc','ret','rpcc','rs','s4addl','s4addq',
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's4subl','s4subq','s8addl','s8addq','s8subl','s8subq',
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'sextb','sextw','sll','sqrtf','sqrtg','sqrts',
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'sqrtt','sra','srl','stb','stf','stg',
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'sts','stl','stl_c','stq','stq_c','stq_u',
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'stt','stw','subf','subg','subl',
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'subq','subs','subt','trapb','umulh','unpkbl',
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'unpkbw','wh64','wmb','xor','zap','zapnot',
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'ldgp');
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procedure TAXPGNUAssembler.WriteInstruction (hp : tai);
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begin
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(*
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op:=paicpu(hp)^.opcode;
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calljmp:=is_calljmp(op);
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{ call maybe not translated to calll }
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s:=#9+att_op2str[op]+cond2str[paicpu(hp)^.condition];
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if (not calljmp) and
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(not att_nosuffix[op]) and
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not(
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(paicpu(hp)^.oper[0].typ=top_reg) and
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(paicpu(hp)^.oper[0].reg in [R_ST..R_ST7])
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) then
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s:=s+att_opsize2str[paicpu(hp)^.opsize];
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{ process operands }
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if paicpu(hp)^.ops<>0 then
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begin
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{ call and jmp need an extra handling }
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{ this code is only called if jmp isn't a labeled instruction }
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if calljmp then
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s:=s+#9+getopstr_jmp(paicpu(hp)^.oper[0])
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else
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begin
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for i:=0to paicpu(hp)^.ops-1 do
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begin
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if i=0 then
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sep:=#9
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else
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sep:=',';
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s:=s+sep+getopstr(paicpu(hp)^.oper[i])
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end;
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end;
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end;
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AsmWriteLn(s);
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*)
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end;
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end.
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