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peter
parent
d46ee39ac1
commit
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@ -1,836 +0,0 @@
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{
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$Id$
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Copyright (c) 1996-98 by the FPC development team
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This unit implements an asmoutput class for i386 coff
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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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{$ifdef TP}
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{$N+,E+}
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{$endif}
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unit ag386cof;
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interface
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uses cobjects,aasm,assemble;
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type
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pi386coffasmlist=^ti386coffasmlist;
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ti386coffasmlist=object(tasmlist)
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procedure WriteTree(p:paasmoutput);virtual;
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procedure WriteAsmList;virtual;
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{$ifdef GDB}
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procedure WriteFileLineInfo(var fileinfo : tfileposinfo);
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{$endif}
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end;
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implementation
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uses
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dos,globtype,globals,systems,i386,
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strings,files,verbose
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{$ifdef GDB}
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,gdb
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{$endif GDB}
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;
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const
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line_length = 70;
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var
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{$ifdef GDB}
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n_line : byte; { different types of source lines }
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linecount,
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includecount : longint;
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funcname : pchar;
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stabslastfileinfo : tfileposinfo;
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{$endif}
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lastsec : tsection; { last section type written }
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lastsecidx : longint;
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lastfileinfo : tfileposinfo;
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infile,
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lastinfile : pinputfile;
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function double2str(d : double) : string;
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var
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hs : string;
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begin
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str(d,hs);
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{ replace space with + }
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if hs[1]=' ' then
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hs[1]:='+';
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double2str:='0d'+hs
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end;
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function extended2str(e : extended) : string;
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var
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hs : string;
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begin
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str(e,hs);
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{ replace space with + }
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if hs[1]=' ' then
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hs[1]:='+';
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extended2str:='0d'+hs
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end;
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function comp2str(d : bestreal) : string;
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type
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pdouble = ^double;
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var
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c : comp;
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dd : pdouble;
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begin
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{$ifdef TP}
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c:=d;
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{$else}
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c:=comp(d);
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{$endif}
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dd:=pdouble(@c); { this makes a bitwise copy of c into a double }
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comp2str:=double2str(dd^);
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end;
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function getreferencestring(const ref : treference) : string;
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var
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s : string;
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begin
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if ref.isintvalue then
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s:='$'+tostr(ref.offset)
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else
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begin
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with ref do
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begin
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{ have we a segment prefix ? }
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{ These are probably not correctly handled under GAS }
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{ should be replaced by coding the segment override }
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{ directly! - DJGPP FAQ }
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if segment<>R_DEFAULT_SEG then
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s:=att_reg2str[segment]+':'
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else
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s:='';
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if assigned(symbol) then
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s:=s+symbol^;
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if offset<0 then
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s:=s+tostr(offset)
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else
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if (offset>0) then
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begin
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if assigned(symbol) then
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s:=s+'+'+tostr(offset)
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else
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s:=s+tostr(offset);
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end;
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if (index<>R_NO) and (base=R_NO) then
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Begin
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s:=s+'(,'+att_reg2str[index];
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if scalefactor<>0 then
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s:=s+','+tostr(scalefactor)+')'
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else
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s:=s+')';
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end
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else
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if (index=R_NO) and (base<>R_NO) then
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s:=s+'('+att_reg2str[base]+')'
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else
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if (index<>R_NO) and (base<>R_NO) then
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Begin
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s:=s+'('+att_reg2str[base]+','+att_reg2str[index];
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if scalefactor<>0 then
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s:=s+','+tostr(scalefactor)+')'
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else
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s := s+')';
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end;
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end;
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end;
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getreferencestring:=s;
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end;
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function getopstr(t : byte;o : pointer) : string;
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var
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hs : string;
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begin
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case t of
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top_reg : getopstr:=att_reg2str[tregister(o)];
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top_ref : getopstr:=getreferencestring(preference(o)^);
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top_const : getopstr:='$'+tostr(longint(o));
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top_symbol : begin
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hs:='$'+strpas(pchar(pcsymbol(o)^.symbol));
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if pcsymbol(o)^.offset>0 then
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hs:=hs+'+'+tostr(pcsymbol(o)^.offset)
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else
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if pcsymbol(o)^.offset<0 then
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hs:=hs+tostr(pcsymbol(o)^.offset);
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getopstr:=hs;
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end;
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else
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internalerror(10001);
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end;
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end;
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function getopstr_jmp(t : byte;o : pointer) : string;
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var
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hs : string;
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begin
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case t of
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top_reg : getopstr_jmp:=att_reg2str[tregister(o)];
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top_ref : getopstr_jmp:='*'+getreferencestring(preference(o)^);
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top_const : getopstr_jmp:=tostr(longint(o));
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top_symbol : begin
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hs:=strpas(pchar(pcsymbol(o)^.symbol));
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if pcsymbol(o)^.offset>0 then
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hs:=hs+'+'+tostr(pcsymbol(o)^.offset)
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else
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if pcsymbol(o)^.offset<0 then
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hs:=hs+tostr(pcsymbol(o)^.offset);
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getopstr_jmp:=hs;
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end;
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else
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internalerror(10001);
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end;
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end;
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{****************************************************************************
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TI386ATTASMOUTPUT
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****************************************************************************}
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const
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ait_const2str : array[ait_const_32bit..ait_const_8bit] of string[8]=
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(#9'.long'#9,#9'.short'#9,#9'.byte'#9);
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function ait_section2str(s:tsection;idx:longint):string;
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begin
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case s of
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sec_code : ait_section2str:='.text';
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sec_data : ait_section2str:='.data';
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sec_bss : if target_info.target=target_i386_Win32 then
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ait_section2str:='.section .bss'
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else
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ait_section2str:='.bss';
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sec_idata : ait_section2str:='.section .idata$'+tostr(idx);
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sec_edata : ait_section2str:='.section .edata';
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else
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ait_section2str:='';
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end;
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{$ifdef GDB}
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{ this is needed for line info in data }
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funcname:=nil;
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case s of
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sec_code : n_line:=n_textline;
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sec_data : n_line:=n_dataline;
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sec_bss : n_line:=n_bssline;
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else
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n_line:=n_dataline;
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end;
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{$endif GDB}
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LastSec:=s;
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LastSecIdx:=idx;
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end;
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{$ifdef GDB}
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procedure ti386attasmlist.WriteFileLineInfo(var fileinfo : tfileposinfo);
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var
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curr_n : byte;
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begin
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if not (cs_debuginfo in aktmoduleswitches) then
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exit;
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{ file changed ? (must be before line info) }
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if (fileinfo.fileindex<>0) and
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(stabslastfileinfo.fileindex<>fileinfo.fileindex) then
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begin
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infile:=current_module^.sourcefiles^.get_file(fileinfo.fileindex);
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if includecount=0 then
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curr_n:=n_sourcefile
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else
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curr_n:=n_includefile;
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if (infile^.path^<>'') then
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begin
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AsmWriteLn(#9'.stabs "'+lower(BsToSlash(FixPath(infile^.path^,false)))+'",'+
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tostr(curr_n)+',0,0,'+'Ltext'+ToStr(IncludeCount));
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end;
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AsmWriteLn(#9'.stabs "'+lower(FixFileName(infile^.name^))+'",'+
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tostr(curr_n)+',0,0,'+'Ltext'+ToStr(IncludeCount));
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AsmWriteLn('Ltext'+ToStr(IncludeCount)+':');
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inc(includecount);
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end;
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{ line changed ? }
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if (stabslastfileinfo.line<>fileinfo.line) and (fileinfo.line<>0) then
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begin
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if (n_line=n_textline) and assigned(funcname) and
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(target_os.use_function_relative_addresses) then
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begin
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AsmWriteLn(target_asm.labelprefix+'l'+tostr(linecount)+':');
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AsmWrite(#9'.stabn '+tostr(n_line)+',0,'+tostr(fileinfo.line)+','+
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target_asm.labelprefix+'l'+tostr(linecount)+' - ');
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AsmWritePChar(FuncName);
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AsmLn;
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inc(linecount);
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end
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else
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AsmWriteLn(#9'.stabd'#9+tostr(n_line)+',0,'+tostr(fileinfo.line));
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end;
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stabslastfileinfo:=fileinfo;
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end;
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{$endif GDB}
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function getops(p:pai386;var optyp1,optyp2,optyp3:longint):longint;
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function doop(ot:longint;op:pointer):longint;
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begin
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case ot of
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top_reg :
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begin
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doop:=reg_2_type[tregister(op)];
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end;
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else
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internalerror(191918);
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end;
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end;
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var
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ops,opx : longint;
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begin
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ops:=0;
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optyp1:=0;
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optyp2:=0;
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optyp3:=0;
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with p^ do
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begin
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if opxt=0 then
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exit;
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optyp1:=doop(opx and $f,op1);
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optyp2:=doop((opx shr 4) and $f,op2);
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end;
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getops:=ops;
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end;
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procedure ti386coffasmlist.WriteTree(p:paasmoutput);
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type
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twowords=record
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word1,word2:word;
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end;
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textendedarray = array[0..9] of byte; { last longint will be and $ffff }
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var
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ch : char;
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hp : pai;
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consttyp : tait;
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s : string;
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found : boolean;
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i,pos,l : longint;
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e : extended;
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calljmp,
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do_line : boolean;
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instruc : tasmop;
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insops : longint;
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fits : boolean;
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optyp1,
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optyp2,
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optyp3 : longint;
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begin
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if not assigned(p) then
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exit;
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do_line:=(cs_debuginfo in aktmoduleswitches) or (cs_asm_source in aktglobalswitches);
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hp:=pai(p^.first);
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while assigned(hp) do
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begin
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if do_line then
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begin
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{ I think it is better to write stabs before source line PM }
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{$ifdef GDB}
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{ write stabs }
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if cs_debuginfo in aktmoduleswitches then
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begin
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if not (hp^.typ in [ait_external,ait_regalloc, ait_regdealloc,ait_stabn,ait_stabs,
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ait_label,ait_cut,ait_marker,ait_align,ait_stab_function_name]) then
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begin
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WriteFileLineInfo(hp^.fileinfo);
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end;
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end;
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{$endif GDB}
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{ load infile }
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if lastfileinfo.fileindex<>hp^.fileinfo.fileindex then
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begin
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infile:=current_module^.sourcefiles^.get_file(hp^.fileinfo.fileindex);
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{ open only if needed !! }
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if (cs_asm_source in aktglobalswitches) then
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infile^.open;
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{ avoid unnecessary reopens of the same file !! }
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lastfileinfo.fileindex:=hp^.fileinfo.fileindex;
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{ be sure to change line !! }
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lastfileinfo.line:=-1;
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end;
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{ write source }
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if (cs_asm_source in aktglobalswitches) and
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not (hp^.typ in [ait_external,ait_stabn,ait_stabs,ait_section,
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ait_label,ait_cut,ait_align,ait_stab_function_name]) then
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begin
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if (infile<>lastinfile) and assigned(lastinfile) then
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begin
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AsmWriteLn(target_asm.comment+'['+infile^.name^+']');
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lastinfile^.close;
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end;
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if (hp^.fileinfo.line<>lastfileinfo.line) and
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(hp^.fileinfo.line<infile^.maxlinebuf) then
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begin
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if infile^.linebuf^[hp^.fileinfo.line]>=0 then
|
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AsmWriteLn(target_asm.comment+'['+tostr(hp^.fileinfo.line)+'] '+
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trimspace(infile^.GetLineStr(hp^.fileinfo.line)));
|
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{ set it to a negative value !
|
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to make that is has been read already !! PM }
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infile^.linebuf^[hp^.fileinfo.line]:=-infile^.linebuf^[hp^.fileinfo.line]-1;
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end;
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lastfileinfo:=hp^.fileinfo;
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lastinfile:=infile;
|
||||
end;
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||||
end;
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case hp^.typ of
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ait_external : ; { external is ignored }
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ait_comment : Begin
|
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AsmWrite(target_asm.comment);
|
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AsmWritePChar(pai_asm_comment(hp)^.str);
|
||||
AsmLn;
|
||||
End;
|
||||
{$ifdef DRegAlloc}
|
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ait_regalloc : AsmWriteLn(target_asm.comment+'Register '+att_reg2str[pairegalloc(hp)^.reg]+' allocated');
|
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ait_regdealloc : AsmWriteLn(target_asm.comment+'Register '+att_reg2str[pairegalloc(hp)^.reg]+' released');
|
||||
{$Else DRegAlloc}
|
||||
ait_regalloc, ait_regdealloc:;
|
||||
{$endif DRegAlloc}
|
||||
ait_align : begin
|
||||
{ Fix Align bytes for Go32 which uses empty bits }
|
||||
l:=pai_align(hp)^.aligntype;
|
||||
if (target_info.target in [target_i386_GO32V1,target_i386_GO32V2]) then
|
||||
begin
|
||||
i:=0;
|
||||
while l>1 do
|
||||
begin
|
||||
l:=l shr 1;
|
||||
inc(i);
|
||||
end;
|
||||
l:=i;
|
||||
end;
|
||||
{ use correct align opcode }
|
||||
AsmWrite(#9'.align '+tostr(l));
|
||||
if pai_align(hp)^.use_op then
|
||||
AsmWrite(','+tostr(pai_align(hp)^.op));
|
||||
AsmLn;
|
||||
end;
|
||||
ait_section : begin
|
||||
if pai_section(hp)^.sec<>sec_none then
|
||||
begin
|
||||
AsmLn;
|
||||
AsmWriteLn(ait_section2str(pai_section(hp)^.sec,pai_section(hp)^.idataidx));
|
||||
end;
|
||||
end;
|
||||
ait_datablock : begin
|
||||
if pai_datablock(hp)^.is_global then
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||||
AsmWrite(#9'.comm'#9)
|
||||
else
|
||||
AsmWrite(#9'.lcomm'#9);
|
||||
AsmWritePChar(pai_datablock(hp)^.name);
|
||||
AsmWriteLn(','+tostr(pai_datablock(hp)^.size));
|
||||
end;
|
||||
ait_const_32bit,
|
||||
ait_const_16bit,
|
||||
ait_const_8bit : begin
|
||||
AsmWrite(ait_const2str[hp^.typ]+tostr(pai_const(hp)^.value));
|
||||
consttyp:=hp^.typ;
|
||||
l:=0;
|
||||
repeat
|
||||
found:=(not (Pai(hp^.next)=nil)) and (Pai(hp^.next)^.typ=consttyp);
|
||||
if found then
|
||||
begin
|
||||
hp:=Pai(hp^.next);
|
||||
s:=','+tostr(pai_const(hp)^.value);
|
||||
AsmWrite(s);
|
||||
inc(l,length(s));
|
||||
end;
|
||||
until (not found) or (l>line_length);
|
||||
AsmLn;
|
||||
end;
|
||||
ait_const_symbol : begin
|
||||
AsmWrite(#9'.long'#9);
|
||||
AsmWritePChar(pchar(pai_const(hp)^.value));
|
||||
AsmLn;
|
||||
end;
|
||||
ait_const_symbol_offset : begin
|
||||
AsmWrite(#9'.long'#9);
|
||||
AsmWritePChar(pai_const_symbol_offset(hp)^.name);
|
||||
if pai_const_symbol_offset(hp)^.offset>0 then
|
||||
AsmWrite('+'+tostr(pai_const_symbol_offset(hp)^.offset))
|
||||
else if pai_const_symbol_offset(hp)^.offset<0 then
|
||||
AsmWrite(tostr(pai_const_symbol_offset(hp)^.offset));
|
||||
AsmLn;
|
||||
end;
|
||||
ait_const_rva : begin
|
||||
AsmWrite(#9'.rva'#9);
|
||||
AsmWritePChar(pchar(pai_const(hp)^.value));
|
||||
AsmLn;
|
||||
end;
|
||||
ait_real_64bit : AsmWriteLn(#9'.double'#9+double2str(pai_double(hp)^.value));
|
||||
ait_real_32bit : AsmWriteLn(#9'.single'#9+double2str(pai_single(hp)^.value));
|
||||
ait_real_extended : begin
|
||||
{$ifdef EXTDEBUG}
|
||||
AsmWriteLn('# workaround for Extended '+extended2str(pai_extended(hp)^.value));
|
||||
{$endif}
|
||||
{ Make sure e is a extended type, bestreal could be
|
||||
a different type (bestreal) !! (PFV) }
|
||||
e:=pai_extended(hp)^.value;
|
||||
AsmWrite(#9'.byte'#9);
|
||||
for i:=0 to 9 do
|
||||
begin
|
||||
if i<>0 then
|
||||
AsmWrite(',');
|
||||
AsmWrite(tostr(textendedarray(e)[i]));
|
||||
end;
|
||||
AsmLn;
|
||||
end;
|
||||
ait_comp : begin
|
||||
{ comp type is difficult to write so use double }
|
||||
AsmWriteLn(#9'.double'#9+comp2str(pai_comp(hp)^.value));
|
||||
end;
|
||||
ait_direct : begin
|
||||
AsmWritePChar(pai_direct(hp)^.str);
|
||||
AsmLn;
|
||||
{$IfDef GDB}
|
||||
if strpos(pai_direct(hp)^.str,'.data')<>nil then
|
||||
n_line:=n_dataline
|
||||
else if strpos(pai_direct(hp)^.str,'.text')<>nil then
|
||||
n_line:=n_textline
|
||||
else if strpos(pai_direct(hp)^.str,'.bss')<>nil then
|
||||
n_line:=n_bssline;
|
||||
{$endif GDB}
|
||||
end;
|
||||
ait_string : begin
|
||||
pos:=0;
|
||||
for i:=1 to pai_string(hp)^.len do
|
||||
begin
|
||||
if pos=0 then
|
||||
begin
|
||||
AsmWrite(#9'.ascii'#9'"');
|
||||
pos:=20;
|
||||
end;
|
||||
ch:=pai_string(hp)^.str[i-1];
|
||||
case ch of
|
||||
#0, {This can't be done by range, because a bug in FPC}
|
||||
#1..#31,
|
||||
#128..#255 : s:='\'+tostr(ord(ch) shr 6)+tostr((ord(ch) and 63) shr 3)+tostr(ord(ch) and 7);
|
||||
'"' : s:='\"';
|
||||
'\' : s:='\\';
|
||||
else
|
||||
s:=ch;
|
||||
end;
|
||||
AsmWrite(s);
|
||||
inc(pos,length(s));
|
||||
if (pos>line_length) or (i=pai_string(hp)^.len) then
|
||||
begin
|
||||
AsmWriteLn('"');
|
||||
pos:=0;
|
||||
end;
|
||||
end;
|
||||
end;
|
||||
ait_label : begin
|
||||
if (pai_label(hp)^.l^.is_used) then
|
||||
begin
|
||||
if pai_label(hp)^.l^.is_data and (cs_smartlink in aktmoduleswitches) then
|
||||
AsmWriteLn('.globl'#9+lab2str(pai_label(hp)^.l));
|
||||
AsmWriteLn(lab2str(pai_label(hp)^.l)+':');
|
||||
end;
|
||||
end;
|
||||
ait_labeled_instruction : begin
|
||||
AsmWriteLn(#9+att_op2str[pai_labeled(hp)^._operator]+#9+lab2str(pai_labeled(hp)^.lab));
|
||||
end;
|
||||
ait_symbol : begin
|
||||
if pai_symbol(hp)^.is_global then
|
||||
begin
|
||||
AsmWrite('.globl'#9);
|
||||
AsmWritePChar(pai_symbol(hp)^.name);
|
||||
AsmLn;
|
||||
end;
|
||||
if target_info.target=target_i386_linux then
|
||||
begin
|
||||
AsmWrite(#9'.type'#9);
|
||||
AsmWritePChar(pai_symbol(hp)^.name);
|
||||
if assigned(pai(hp^.next)) and
|
||||
(pai(hp^.next)^.typ in [ait_const_symbol,ait_const_symbol_offset,
|
||||
ait_const_32bit,ait_const_16bit,ait_const_8bit,ait_datablock,
|
||||
ait_real_64bit,ait_real_32bit,ait_real_extended,ait_comp]) then
|
||||
AsmWriteLn(',@object')
|
||||
else
|
||||
AsmWriteLn(',@function');
|
||||
end;
|
||||
AsmWritePChar(pai_symbol(hp)^.name);
|
||||
AsmWriteLn(':');
|
||||
end;
|
||||
ait_instruction :
|
||||
begin { writes an instruction, highly table driven }
|
||||
{ get local info }
|
||||
instruc:=pai386(hp)^._operator;
|
||||
insops:=getops(pai386(hp),optyp1,optyp2,optyp3);
|
||||
{ get the correct instruction from the it table }
|
||||
if itcache^[instruc]<>-1 then
|
||||
i:=itcache^[instruc]
|
||||
else
|
||||
i:=0;
|
||||
fits:=false;
|
||||
while (not fits) do
|
||||
begin
|
||||
if (it[i].i=instruc) and (itcache^[instruc]=-1) then
|
||||
itcache^[instruc]:=i;
|
||||
if (it[i].i=instruc) and (it[i].ops=insops) then
|
||||
begin
|
||||
{ first fit }
|
||||
case insops of
|
||||
0 : begin
|
||||
fits:=true;
|
||||
break;
|
||||
end;
|
||||
1 : Begin
|
||||
if (optyp1 and it[i].o1)<>0 then
|
||||
Begin
|
||||
fits:=true;
|
||||
break;
|
||||
end;
|
||||
{ I consider sign-extended 8bit value to }
|
||||
{ be equal to immediate 8bit therefore }
|
||||
{ convert... }
|
||||
if (optyp1 = ao_imm8) then
|
||||
Begin
|
||||
{ check if this is a simple sign extend. }
|
||||
if (it[i].o1<>ao_imm8s) then
|
||||
Begin
|
||||
fits:=true;
|
||||
break;
|
||||
end;
|
||||
end;
|
||||
end;
|
||||
2 : if ((optyp1 and it[i].o1)<>0) and
|
||||
((optyp2 and it[i].o2)<>0) then
|
||||
Begin
|
||||
fits:=true;
|
||||
break;
|
||||
end
|
||||
{ if the operands can be swaped }
|
||||
{ then swap them }
|
||||
else if ((it[i].m and af_d)<>0) and
|
||||
((optyp1 and it[i].o2)<>0) and
|
||||
((optyp2 and it[i].o1)<>0) then
|
||||
begin
|
||||
fits:=true;
|
||||
break;
|
||||
end;
|
||||
3 : if ((optyp1 and it[i].o1)<>0) and
|
||||
((optyp2 and it[i].o2)<>0) and
|
||||
((optyp3 and it[i].o3)<>0) then
|
||||
Begin
|
||||
fits:=true;
|
||||
break;
|
||||
end;
|
||||
end; { end case }
|
||||
|
||||
end;
|
||||
if it[i].i=A_NONE then
|
||||
InternalError(191919);
|
||||
end;
|
||||
|
||||
{ Old Writer code }
|
||||
if (pai386(hp)^._operator=A_PUSH) and
|
||||
(pai386(hp)^.size=S_W) and
|
||||
(pai386(hp)^.op1t=top_const) then
|
||||
begin
|
||||
{$ifdef EXTDEBUG}
|
||||
AsmWriteLn('# workaround for pushw'#9+tostr(longint(pai386(hp)^.op1)));
|
||||
{$endif}
|
||||
AsmWriteLn(#9'.byte 0x66,0x68');
|
||||
AsmWriteLn(#9'.word '+tostr(longint(pai386(hp)^.op1)));
|
||||
end
|
||||
else
|
||||
begin
|
||||
calljmp:=(pai386(hp)^._operator=A_CALL) or (pai386(hp)^._operator=A_JMP);
|
||||
{ call maybe not translated to calll }
|
||||
if calljmp then
|
||||
s:=#9+att_op2str[pai386(hp)^._operator]
|
||||
else
|
||||
s:=#9+att_op2str[pai386(hp)^._operator]+att_opsize2str[pai386(hp)^.size];
|
||||
{ process operands }
|
||||
if pai386(hp)^.op1t<>top_none then
|
||||
begin
|
||||
{ call and jmp need an extra handling }
|
||||
{ this code is only called if jmp isn't a labeled instruction }
|
||||
if calljmp then
|
||||
s:=s+#9+getopstr_jmp(pai386(hp)^.op1t,pai386(hp)^.op1)
|
||||
else
|
||||
begin
|
||||
s:=s+#9+getopstr(pai386(hp)^.op1t,pai386(hp)^.op1);
|
||||
if pai386(hp)^.op3t<>top_none then
|
||||
begin
|
||||
if pai386(hp)^.op2t<>top_none then
|
||||
s:=s+','+getopstr(pai386(hp)^.op2t,
|
||||
pointer(longint(twowords(pai386(hp)^.op2).word1)));
|
||||
s:=s+','+getopstr(pai386(hp)^.op3t,
|
||||
pointer(longint(twowords(pai386(hp)^.op2).word2)));
|
||||
end
|
||||
else
|
||||
if pai386(hp)^.op2t<>top_none then
|
||||
s:=s+','+getopstr(pai386(hp)^.op2t,pai386(hp)^.op2);
|
||||
end;
|
||||
end;
|
||||
AsmWriteLn(s);
|
||||
end;
|
||||
end;
|
||||
{$ifdef GDB}
|
||||
ait_stabs : begin
|
||||
AsmWrite(#9'.stabs ');
|
||||
AsmWritePChar(pai_stabs(hp)^.str);
|
||||
AsmLn;
|
||||
end;
|
||||
ait_stabn : begin
|
||||
AsmWrite(#9'.stabn ');
|
||||
AsmWritePChar(pai_stabn(hp)^.str);
|
||||
AsmLn;
|
||||
end;
|
||||
ait_force_line : begin
|
||||
stabslastfileinfo.line:=0;
|
||||
end;
|
||||
ait_stab_function_name:
|
||||
funcname:=pai_stab_function_name(hp)^.str;
|
||||
{$endif GDB}
|
||||
ait_cut : begin
|
||||
{ only reset buffer if nothing has changed }
|
||||
if AsmSize=AsmStartSize then
|
||||
AsmClear
|
||||
else
|
||||
begin
|
||||
AsmClose;
|
||||
DoAssemble;
|
||||
if pai_cut(hp)^.EndName then
|
||||
IsEndFile:=true;
|
||||
AsmCreate;
|
||||
end;
|
||||
{ avoid empty files }
|
||||
while assigned(hp^.next) and (pai(hp^.next)^.typ in [ait_cut,ait_section,ait_comment]) do
|
||||
begin
|
||||
if pai(hp^.next)^.typ=ait_section then
|
||||
begin
|
||||
lastsec:=pai_section(hp^.next)^.sec;
|
||||
lastsecidx:=pai_section(hp^.next)^.idataidx;
|
||||
end;
|
||||
hp:=pai(hp^.next);
|
||||
end;
|
||||
{$ifdef GDB}
|
||||
{ force write of filename }
|
||||
FillChar(stabslastfileinfo,sizeof(stabslastfileinfo),0);
|
||||
includecount:=0;
|
||||
funcname:=nil;
|
||||
WriteFileLineInfo(hp^.fileinfo);
|
||||
{$endif GDB}
|
||||
if lastsec<>sec_none then
|
||||
AsmWriteLn(ait_section2str(lastsec,lastsecidx));
|
||||
AsmStartSize:=AsmSize;
|
||||
end;
|
||||
ait_marker : ;
|
||||
else
|
||||
internalerror(10000);
|
||||
end;
|
||||
hp:=pai(hp^.next);
|
||||
end;
|
||||
end;
|
||||
|
||||
|
||||
procedure ti386coffasmlist.WriteAsmList;
|
||||
var
|
||||
p:dirstr;
|
||||
n:namestr;
|
||||
e:extstr;
|
||||
{$ifdef GDB}
|
||||
fileinfo : tfileposinfo;
|
||||
{$endif GDB}
|
||||
|
||||
begin
|
||||
{$ifdef EXTDEBUG}
|
||||
if assigned(current_module^.mainsource) then
|
||||
Comment(v_info,'Start writing att-styled assembler output for '+current_module^.mainsource^);
|
||||
{$endif}
|
||||
|
||||
LastSec:=sec_none;
|
||||
{$ifdef GDB}
|
||||
FillChar(stabslastfileinfo,sizeof(stabslastfileinfo),0);
|
||||
{$endif GDB}
|
||||
FillChar(lastfileinfo,sizeof(lastfileinfo),0);
|
||||
LastInfile:=nil;
|
||||
|
||||
if assigned(current_module^.mainsource) then
|
||||
fsplit(current_module^.mainsource^,p,n,e)
|
||||
else
|
||||
begin
|
||||
p:=inputdir;
|
||||
n:=inputfile;
|
||||
e:=inputextension;
|
||||
end;
|
||||
{ to get symify to work }
|
||||
AsmWriteLn(#9'.file "'+FixFileName(n+e)+'"');
|
||||
|
||||
{$ifdef GDB}
|
||||
n_line:=n_bssline;
|
||||
funcname:=nil;
|
||||
linecount:=1;
|
||||
includecount:=0;
|
||||
fileinfo.fileindex:=1;
|
||||
fileinfo.line:=1;
|
||||
{ Write main file }
|
||||
WriteFileLineInfo(fileinfo);
|
||||
{$endif GDB}
|
||||
AsmStartSize:=AsmSize;
|
||||
|
||||
countlabelref:=false;
|
||||
If (cs_debuginfo in aktmoduleswitches) then
|
||||
WriteTree(debuglist);
|
||||
WriteTree(codesegment);
|
||||
WriteTree(datasegment);
|
||||
WriteTree(consts);
|
||||
WriteTree(rttilist);
|
||||
WriteTree(bsssegment);
|
||||
Writetree(importssection);
|
||||
Writetree(exportssection);
|
||||
Writetree(resourcesection);
|
||||
countlabelref:=true;
|
||||
|
||||
AsmLn;
|
||||
{$ifdef EXTDEBUG}
|
||||
if assigned(current_module^.mainsource) then
|
||||
comment(v_info,'Done writing att-styled assembler output for '+current_module^.mainsource^);
|
||||
{$endif EXTDEBUG}
|
||||
end;
|
||||
|
||||
|
||||
end.
|
||||
{
|
||||
$Log$
|
||||
Revision 1.1 1999-01-10 15:37:51 peter
|
||||
* moved some tables from ra386*.pas -> i386.pas
|
||||
+ start of coff writer
|
||||
* renamed asmutils unit to rautils
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user