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117 lines
4.0 KiB
ObjectPascal
117 lines
4.0 KiB
ObjectPascal
{
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Copyright (c) 1998-2005 by Florian Klaempfl
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This unit contains the MIPS GAS instruction tables
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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 itcpugas;
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{$i fpcdefs.inc}
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interface
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uses
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cpubase,cgbase;
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const
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{ Standard opcode string table (for each tasmop enumeration). The
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opcode strings should conform to the names as defined by the
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processor manufacturer.
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}
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gas_op2str : op2strtable = (
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'abs_d','abs_s','add','add_d','add_s','addi','addiu','addu',
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'and','andi','bc1f','bc1fl','bc1t','bc1tl','bc2f','bc2fl',
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'bc2t','bc2tl','beq','beql','bgez','bgezal','bgezall','bgezl',
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'bgtz','bgtzl','blez','blezl','bltz','bltzal','bltzall','bltzl',
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'bne','bnel','break','c_cond_d','c_cond_s','cache','ceil_w_d','ceil_w_s',
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'cfc1','cfc2','clo','clz','cop2','ctc1','ctc2','cvt_d_s',
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'cvt_d_w','cvt_s_d','cvt_s_w','cvt_w_d','cvt_w_s','div','div_d','div_s',
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'divu','eret','floor_w_d','floor_w_s','j','jal','jalr','jr',
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'lb','lbu','ldc1','ldc2','lh','lhu','ll','lui',
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'lw','lwc1','lwc2','lwl','lwr','madd','maddu','mfc0',
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'mfc1','mfc2','mfhi','mflo','mov_d','mov_s','movf','movf_d',
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'movf_s','movn','movn_d','movn_s','movt','movt_d','movt_s','movz',
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'movz_d','movz_s','msub','msubu','mtc0','mtc1','mtc2','mthi',
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'mtlo','mul','mul_d','mul_s','mult','multu','neg_d','neg_s',
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'nor','or','ori','pref','round_w_d','round_w_s','sb','sc',
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'sdc1','sdc2','sh','sll','sllv','slt','slti','sltiu',
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'sltu','sqrt_d','sqrt_s','sra','srav','srl','srlv','ssnop',
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'sub','sub_d','sub_s','subu','sw','swc1','swc2','swl',
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'swr','sync','syscall','teq','teqi','tge','tgei','tgeiu',
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'tgeu','tlbp','tlbr','tlbwi','tlbwr','tlt','tlti','tltiu',
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'tltu','tne','tnei','trunc_w_d','trunc_w_s','wait','xor','xori'
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);
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function gas_regnum_search(const s:string):Tregister;
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function gas_regname(r:Tregister):string;
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implementation
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uses
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cutils,verbose;
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const
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gas_regname_table : array[tregisterindex] of string[7] = (
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{$i rmipsgas.inc}
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);
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gas_regname_index : array[tregisterindex] of tregisterindex = (
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{$i rmipssri.inc}
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);
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function findreg_by_gasname(const s:string):tregisterindex;
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var
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i,p : tregisterindex;
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begin
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{Binary search.}
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p:=0;
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i:=regnumber_count_bsstart;
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repeat
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if (p+i<=high(tregisterindex)) and (gas_regname_table[gas_regname_index[p+i]]<=s) then
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p:=p+i;
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i:=i shr 1;
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until i=0;
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if gas_regname_table[gas_regname_index[p]]=s then
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findreg_by_gasname:=gas_regname_index[p]
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else
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findreg_by_gasname:=0;
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end;
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function gas_regnum_search(const s:string):Tregister;
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begin
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result:=regnumber_table[findreg_by_gasname(s)];
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end;
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function gas_regname(r:Tregister):string;
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var
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p : tregisterindex;
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begin
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p:=findreg_by_number(r);
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if p<>0 then
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result:=gas_regname_table[p]
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else
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result:=generic_regname(r);
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end;
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end.
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