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1333 lines
41 KiB
ObjectPascal
1333 lines
41 KiB
ObjectPascal
{
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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 AT&T syntax
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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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{$endif}
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unit ag386att;
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interface
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uses cobjects,aasm,assemble;
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type
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pi386attasmlist=^ti386attasmlist;
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ti386attasmlist=object(tasmlist)
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procedure WriteTree(p:paasmoutput);virtual;
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procedure WriteAsmList;virtual;
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{$ifdef GDB}
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procedure WriteFileLineInfo(var fileinfo : tfileposinfo);
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{$endif}
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end;
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implementation
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uses
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{$ifdef Delphi}
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dmisc,
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{$else Delphi}
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dos,
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{$endif Delphi}
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strings,
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globtype,globals,systems,
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files,verbose,cpubase,cpuasm
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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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lastfileinfo : tfileposinfo;
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infile,
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lastinfile : pinputfile;
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symendcount : longint;
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function fixline(s:string):string;
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{
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return s with all leading and ending spaces and tabs removed
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}
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var
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i,j,k : longint;
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begin
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i:=length(s);
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while (i>0) and (s[i] in [#9,' ']) do
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dec(i);
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j:=1;
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while (j<i) and (s[j] in [#9,' ']) do
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inc(j);
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for k:=j to i do
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if s[k] in [#0..#31,#127..#255] then
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s[k]:='.';
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fixline:=Copy(s,j,i-j+1);
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end;
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function single2str(d : single) : 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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single2str:='0d'+hs
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end;
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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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type
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pdouble = ^double;
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function comp2str(d : bestreal) : string;
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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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{$ifdef FPC}
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c:=comp(d);
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{$else}
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c:=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(var 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.is_immediate then
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begin
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internalerror(1000101);
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exit;
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end
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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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inc(offset,offsetfixup);
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offsetfixup:=0;
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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_NO 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^.name;
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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(const o:toper) : string;
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var
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hs : string;
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begin
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case o.typ of
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top_reg :
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getopstr:=att_reg2str[o.reg];
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top_ref :
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getopstr:=getreferencestring(o.ref^);
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top_const :
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getopstr:='$'+tostr(o.val);
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top_symbol :
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begin
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if assigned(o.sym) then
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hs:='$'+o.sym^.name
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else
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hs:='$';
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if o.symofs>0 then
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hs:=hs+'+'+tostr(o.symofs)
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else
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if o.symofs<0 then
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hs:=hs+tostr(o.symofs)
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else
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if not(assigned(o.sym)) then
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hs:=hs+'0';
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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(const o:toper) : string;
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var
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hs : string;
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begin
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case o.typ of
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top_reg :
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getopstr_jmp:='*'+att_reg2str[o.reg];
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top_ref :
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getopstr_jmp:='*'+getreferencestring(o.ref^);
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top_const :
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getopstr_jmp:=tostr(o.val);
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top_symbol :
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begin
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hs:=o.sym^.name;
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if o.symofs>0 then
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hs:=hs+'+'+tostr(o.symofs)
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else
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if o.symofs<0 then
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hs:=hs+tostr(o.symofs);
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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):string;
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begin
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ait_section2str:=target_asm.secnames[s];
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{$ifdef GDB}
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{ this is needed for line info in data }
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funcname:=nil;
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case s of
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sec_code : n_line:=n_textline;
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sec_data : n_line:=n_dataline;
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sec_bss : n_line:=n_bssline;
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else n_line:=n_dataline;
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end;
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{$endif GDB}
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LastSec:=s;
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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 assigned(infile) then
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begin
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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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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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procedure ti386attasmlist.WriteTree(p:paasmoutput);
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const
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allocstr : array[boolean] of string[10]=(' released',' allocated');
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nolinetai =[ait_label,
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ait_regalloc,ait_tempalloc,
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ait_stabn,ait_stabs,ait_section,
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ait_cut,ait_marker,ait_align,ait_stab_function_name];
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type
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t80bitarray = array[0..9] of byte;
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t64bitarray = array[0..7] of byte;
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t32bitarray = array[0..3] of byte;
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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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co : comp;
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sin : single;
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d : double;
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e : extended;
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op : tasmop;
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calljmp,
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do_line : boolean;
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sep : char;
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begin
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if not assigned(p) then
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exit;
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{ lineinfo is only needed for codesegment (PFV) }
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do_line:=(cs_asm_source in aktglobalswitches) or
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((cs_lineinfo in aktmoduleswitches) and (p=codesegment));
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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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aktfilepos:=hp^.fileinfo;
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if not(hp^.typ in nolinetai) then
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begin
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{$ifdef GDB}
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{ write stabs }
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if cs_debuginfo in aktmoduleswitches then
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WriteFileLineInfo(hp^.fileinfo);
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{$endif GDB}
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if do_line then
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begin
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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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if assigned(infile) then
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begin
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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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end;
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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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assigned(infile) then
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begin
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if (infile<>lastinfile) then
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begin
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AsmWriteLn(target_asm.comment+'['+infile^.name^+']');
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if assigned(lastinfile) then
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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 (hp^.fileinfo.line<>0) and
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(infile^.linebuf^[hp^.fileinfo.line]>=0) then
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AsmWriteLn(target_asm.comment+'['+tostr(hp^.fileinfo.line)+'] '+
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fixline(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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end;
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{$ifdef LINEINFO}
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{ lineinfo }
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if (cs_lineinfo in aktmoduleswitches) then
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begin
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if (infile<>lastinfile) then
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begin
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lineinfolist^.concat(new(pai_const(init_8bit
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end
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else
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begin
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end;
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end;
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{$endif LINEINFO}
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lastfileinfo:=hp^.fileinfo;
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lastinfile:=infile;
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end;
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end;
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case hp^.typ of
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ait_comment :
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Begin
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AsmWrite(target_asm.comment);
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AsmWritePChar(pai_asm_comment(hp)^.str);
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AsmLn;
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End;
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ait_regalloc :
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begin
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if (cs_asm_regalloc in aktglobalswitches) then
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AsmWriteLn(target_asm.comment+'Register '+att_reg2str[pairegalloc(hp)^.reg]+
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allocstr[pairegalloc(hp)^.allocation]);
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end;
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ait_tempalloc :
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begin
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if (cs_asm_tempalloc in aktglobalswitches) then
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AsmWriteLn(target_asm.comment+'Temp '+tostr(paitempalloc(hp)^.temppos)+','+
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tostr(paitempalloc(hp)^.tempsize)+allocstr[paitempalloc(hp)^.allocation]);
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end;
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ait_align :
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begin
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AsmWrite(#9'.balign '+tostr(pai_align(hp)^.aligntype));
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if pai_align(hp)^.use_op then
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AsmWrite(','+tostr(pai_align(hp)^.fillop));
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AsmLn;
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end;
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ait_section :
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begin
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if pai_section(hp)^.sec<>sec_none then
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begin
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AsmLn;
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AsmWriteLn(ait_section2str(pai_section(hp)^.sec));
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{$ifdef GDB}
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lastfileinfo.line:=-1;
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{$endif GDB}
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end;
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end;
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ait_datablock :
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begin
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if pai_datablock(hp)^.is_global then
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AsmWrite(#9'.comm'#9)
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else
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AsmWrite(#9'.lcomm'#9);
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AsmWrite(pai_datablock(hp)^.sym^.name);
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AsmWriteLn(','+tostr(pai_datablock(hp)^.size));
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end;
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ait_const_32bit,
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ait_const_16bit,
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ait_const_8bit :
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begin
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AsmWrite(ait_const2str[hp^.typ]+tostr(pai_const(hp)^.value));
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consttyp:=hp^.typ;
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l:=0;
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repeat
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found:=(not (Pai(hp^.next)=nil)) and (Pai(hp^.next)^.typ=consttyp);
|
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if found then
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begin
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hp:=Pai(hp^.next);
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s:=','+tostr(pai_const(hp)^.value);
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AsmWrite(s);
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inc(l,length(s));
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end;
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until (not found) or (l>line_length);
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AsmLn;
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end;
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|
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ait_const_symbol :
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begin
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AsmWrite(#9'.long'#9+pai_const_symbol(hp)^.sym^.name);
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if pai_const_symbol(hp)^.offset>0 then
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AsmWrite('+'+tostr(pai_const_symbol(hp)^.offset))
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else if pai_const_symbol(hp)^.offset<0 then
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AsmWrite(tostr(pai_const_symbol(hp)^.offset));
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AsmLn;
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end;
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|
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ait_const_rva :
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AsmWriteLn(#9'.rva'#9+pai_const_symbol(hp)^.sym^.name);
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ait_real_80bit :
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begin
|
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if do_line then
|
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AsmWriteLn(target_asm.comment+extended2str(pai_real_80bit(hp)^.value));
|
|
{ Make sure e is a extended type, bestreal could be
|
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a different type (bestreal) !! (PFV) }
|
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e:=pai_real_80bit(hp)^.value;
|
|
AsmWrite(#9'.byte'#9);
|
|
for i:=0 to 9 do
|
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begin
|
|
if i<>0 then
|
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AsmWrite(',');
|
|
AsmWrite(tostr(t80bitarray(e)[i]));
|
|
end;
|
|
AsmLn;
|
|
end;
|
|
|
|
ait_real_64bit :
|
|
begin
|
|
if do_line then
|
|
AsmWriteLn(target_asm.comment+double2str(pai_real_64bit(hp)^.value));
|
|
d:=pai_real_64bit(hp)^.value;
|
|
AsmWrite(#9'.byte'#9);
|
|
for i:=0 to 7 do
|
|
begin
|
|
if i<>0 then
|
|
AsmWrite(',');
|
|
AsmWrite(tostr(t64bitarray(d)[i]));
|
|
end;
|
|
AsmLn;
|
|
end;
|
|
|
|
ait_real_32bit :
|
|
begin
|
|
if do_line then
|
|
AsmWriteLn(target_asm.comment+single2str(pai_real_32bit(hp)^.value));
|
|
sin:=pai_real_32bit(hp)^.value;
|
|
AsmWrite(#9'.byte'#9);
|
|
for i:=0 to 3 do
|
|
begin
|
|
if i<>0 then
|
|
AsmWrite(',');
|
|
AsmWrite(tostr(t32bitarray(sin)[i]));
|
|
end;
|
|
AsmLn;
|
|
end;
|
|
|
|
ait_comp_64bit :
|
|
begin
|
|
if do_line then
|
|
AsmWriteLn(target_asm.comment+comp2str(pai_comp_64bit(hp)^.value));
|
|
AsmWrite(#9'.byte'#9);
|
|
{$ifdef FPC}
|
|
co:=comp(pai_comp_64bit(hp)^.value);
|
|
{$else}
|
|
co:=pai_comp_64bit(hp)^.value;
|
|
{$endif}
|
|
for i:=0 to 7 do
|
|
begin
|
|
if i<>0 then
|
|
AsmWrite(',');
|
|
AsmWrite(tostr(t64bitarray(co)[i]));
|
|
end;
|
|
AsmLn;
|
|
end;
|
|
|
|
ait_direct :
|
|
begin
|
|
AsmWritePChar(pai_direct(hp)^.str);
|
|
AsmLn;
|
|
{$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^.typ=AS_GLOBAL then
|
|
begin
|
|
AsmWrite('.globl'#9);
|
|
AsmWriteLn(pai_label(hp)^.l^.name);
|
|
end;
|
|
AsmWrite(pai_label(hp)^.l^.name);
|
|
AsmWriteLn(':');
|
|
end;
|
|
end;
|
|
|
|
ait_symbol :
|
|
begin
|
|
if pai_symbol(hp)^.is_global then
|
|
begin
|
|
AsmWrite('.globl'#9);
|
|
AsmWriteLn(pai_symbol(hp)^.sym^.name);
|
|
end;
|
|
if target_info.target=target_i386_linux then
|
|
begin
|
|
AsmWrite(#9'.type'#9);
|
|
AsmWrite(pai_symbol(hp)^.sym^.name);
|
|
if assigned(pai(hp^.next)) and
|
|
(pai(hp^.next)^.typ in [ait_const_symbol,ait_const_rva,
|
|
ait_const_32bit,ait_const_16bit,ait_const_8bit,ait_datablock,
|
|
ait_real_32bit,ait_real_64bit,ait_real_80bit,ait_comp_64bit]) then
|
|
AsmWriteLn(',@object')
|
|
else
|
|
AsmWriteLn(',@function');
|
|
if pai_symbol(hp)^.sym^.size>0 then
|
|
begin
|
|
AsmWrite(#9'.size'#9);
|
|
AsmWrite(pai_symbol(hp)^.sym^.name);
|
|
AsmWrite(', ');
|
|
AsmWriteLn(tostr(pai_symbol(hp)^.sym^.size));
|
|
end;
|
|
end;
|
|
AsmWrite(pai_symbol(hp)^.sym^.name);
|
|
AsmWriteLn(':');
|
|
end;
|
|
|
|
ait_symbol_end :
|
|
begin
|
|
if target_info.target=target_i386_linux then
|
|
begin
|
|
s:=target_asm.labelprefix+'e'+tostr(symendcount);
|
|
inc(symendcount);
|
|
AsmWriteLn(s+':');
|
|
AsmWrite(#9'.size'#9);
|
|
AsmWrite(pai_symbol(hp)^.sym^.name);
|
|
AsmWrite(', '+s+' - ');
|
|
AsmWriteLn(pai_symbol(hp)^.sym^.name);
|
|
end;
|
|
end;
|
|
|
|
ait_instruction :
|
|
begin
|
|
op:=paicpu(hp)^.opcode;
|
|
calljmp:=is_calljmp(op);
|
|
{ call maybe not translated to call }
|
|
s:=#9+att_op2str[op]+cond2str[paicpu(hp)^.condition];
|
|
if (not calljmp) and
|
|
(not att_nosuffix[op]) and
|
|
not(
|
|
(paicpu(hp)^.oper[0].typ=top_reg) and
|
|
(paicpu(hp)^.oper[0].reg in [R_ST..R_ST7])
|
|
) then
|
|
s:=s+att_opsize2str[paicpu(hp)^.opsize];
|
|
{ process operands }
|
|
if paicpu(hp)^.ops<>0 then
|
|
begin
|
|
{ call and jmp need an extra handling }
|
|
{ this code is only called if jmp isn't a labeled instruction }
|
|
{ quick hack to overcome a problem with manglednames=255 chars }
|
|
if calljmp then
|
|
begin
|
|
AsmWrite(s+#9);
|
|
s:=+getopstr_jmp(paicpu(hp)^.oper[0]);
|
|
end
|
|
else
|
|
begin
|
|
for i:=0 to paicpu(hp)^.ops-1 do
|
|
begin
|
|
if i=0 then
|
|
sep:=#9
|
|
else
|
|
sep:=',';
|
|
s:=s+sep+getopstr(paicpu(hp)^.oper[i])
|
|
end;
|
|
end;
|
|
end;
|
|
AsmWriteLn(s);
|
|
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 :
|
|
stabslastfileinfo.line:=0;
|
|
|
|
ait_stab_function_name:
|
|
funcname:=pai_stab_function_name(hp)^.str;
|
|
{$endif GDB}
|
|
|
|
ait_cut :
|
|
begin
|
|
if SmartAsm then
|
|
begin
|
|
{ only reset buffer if nothing has changed }
|
|
if AsmSize=AsmStartSize then
|
|
AsmClear
|
|
else
|
|
begin
|
|
AsmClose;
|
|
DoAssemble;
|
|
if pai_cut(hp)^.EndName then
|
|
IsEndFile:=true;
|
|
AsmCreate;
|
|
end;
|
|
{ avoid empty files }
|
|
while assigned(hp^.next) and (pai(hp^.next)^.typ in [ait_cut,ait_section,ait_comment]) do
|
|
begin
|
|
if pai(hp^.next)^.typ=ait_section then
|
|
lastsec:=pai_section(hp^.next)^.sec;
|
|
hp:=pai(hp^.next);
|
|
end;
|
|
{$ifdef GDB}
|
|
{ force write of filename }
|
|
FillChar(stabslastfileinfo,sizeof(stabslastfileinfo),0);
|
|
includecount:=0;
|
|
funcname:=nil;
|
|
WriteFileLineInfo(hp^.fileinfo);
|
|
{$endif GDB}
|
|
if lastsec<>sec_none then
|
|
AsmWriteLn(ait_section2str(lastsec));
|
|
AsmStartSize:=AsmSize;
|
|
end;
|
|
end;
|
|
|
|
ait_marker :
|
|
;
|
|
|
|
else
|
|
internalerror(10000);
|
|
end;
|
|
hp:=pai(hp^.next);
|
|
end;
|
|
end;
|
|
|
|
|
|
procedure ti386attasmlist.WriteAsmList;
|
|
var
|
|
p:dirstr;
|
|
n:namestr;
|
|
e:extstr;
|
|
{$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);
|
|
{$endif GDB}
|
|
AsmStartSize:=AsmSize;
|
|
symendcount:=0;
|
|
|
|
countlabelref:=false;
|
|
If (cs_debuginfo in aktmoduleswitches) then
|
|
WriteTree(debuglist);
|
|
WriteTree(codesegment);
|
|
WriteTree(datasegment);
|
|
WriteTree(consts);
|
|
WriteTree(rttilist);
|
|
Writetree(resourcestringlist);
|
|
WriteTree(bsssegment);
|
|
Writetree(importssection);
|
|
{ exports are written by DLLTOOL
|
|
if we use it so don't insert it twice (PM) }
|
|
if not RelocSection then
|
|
Writetree(exportssection);
|
|
Writetree(resourcesection);
|
|
countlabelref:=true;
|
|
|
|
AsmLn;
|
|
{$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 1.17 1999-09-27 23:36:33 peter
|
|
* fixed -al with macro's
|
|
|
|
Revision 1.16 1999/09/21 20:53:21 florian
|
|
* fixed 1/s problem from mailing list
|
|
|
|
Revision 1.15 1999/09/19 20:55:11 florian
|
|
* fixed calls to procedures with manglednames=255 chars
|
|
(taking the address of such a procedure would still cause a problem!)
|
|
|
|
Revision 1.14 1999/09/10 18:48:00 florian
|
|
* some bug fixes (e.g. must_be_valid and procinfo.funcret_is_valid)
|
|
* most things for stored properties fixed
|
|
|
|
Revision 1.13 1999/09/02 17:07:38 florian
|
|
* problems with -Or fixed: tdef.isfpuregable was wrong!
|
|
|
|
Revision 1.12 1999/08/25 16:03:46 peter
|
|
* symbol name is now written using separate asmwrite() calls to overcome
|
|
> 255 char strings
|
|
|
|
Revision 1.11 1999/08/25 11:59:32 jonas
|
|
* changed pai386, paippc and paiapha (same for tai*) to paicpu (taicpu)
|
|
|
|
Revision 1.10 1999/08/13 15:44:57 peter
|
|
* first things to include lineinfo in the executable
|
|
|
|
Revision 1.9 1999/08/10 12:26:20 pierre
|
|
* avoid double .edata section if using DLLTOOL
|
|
|
|
Revision 1.8 1999/08/04 00:22:34 florian
|
|
* renamed i386asm and i386base to cpuasm and cpubase
|
|
|
|
Revision 1.7 1999/07/30 12:26:07 peter
|
|
* write .size only for linux
|
|
|
|
Revision 1.6 1999/07/29 20:53:56 peter
|
|
* write .size also
|
|
|
|
Revision 1.5 1999/07/22 09:37:29 florian
|
|
+ resourcestring implemented
|
|
+ start of longstring support
|
|
|
|
Revision 1.4 1999/07/18 10:19:38 florian
|
|
* made it compilable with Dlephi 4 again
|
|
+ fixed problem with large stack allocations on win32
|
|
|
|
Revision 1.3 1999/07/03 00:27:04 peter
|
|
* better smartlinking support
|
|
|
|
Revision 1.2 1999/06/22 15:25:14 peter
|
|
* merged
|
|
|
|
Revision 1.1.2.1 1999/06/22 15:23:08 peter
|
|
* reinserted
|
|
|
|
Revision 1.100 1999/06/22 14:41:20 peter
|
|
* merged
|
|
|
|
Revision 1.99 1999/06/14 17:47:44 peter
|
|
* merged
|
|
|
|
Revision 1.97.2.3 1999/06/22 14:40:27 peter
|
|
* small change to fpureg check
|
|
|
|
Revision 1.97.2.2 1999/06/22 14:20:19 peter
|
|
* fixed parsing and writing of fpureg
|
|
|
|
Revision 1.97.2.1 1999/06/14 17:30:41 peter
|
|
* align fixes from pierre
|
|
|
|
Revision 1.98 1999/06/11 22:54:10 pierre
|
|
* .align problem treated :
|
|
.align is considered as .p2align on go32v1 and go32v2
|
|
and as .balign on other targets
|
|
+ ra386att supports also .balign and .p2align
|
|
* ag386att uses .balign allways
|
|
|
|
Revision 1.97 1999/06/09 23:00:06 peter
|
|
* small ansistring fixes
|
|
* val_ansistr_sint destsize changed to longint
|
|
* don't write low/hi ascii with -al
|
|
|
|
Revision 1.96 1999/06/06 15:53:13 peter
|
|
* suffix adding can be turned of for some tasmops in att_nosuffix array
|
|
|
|
Revision 1.95 1999/05/27 19:43:56 peter
|
|
* removed oldasm
|
|
* plabel -> pasmlabel
|
|
* -a switches to source writing automaticly
|
|
* assembler readers OOPed
|
|
* asmsymbol automaticly external
|
|
* jumptables and other label fixes for asm readers
|
|
|
|
Revision 1.94 1999/05/23 18:41:54 florian
|
|
* better error recovering in typed constants
|
|
* some problems with arrays of const fixed, some problems
|
|
due my previous
|
|
- the location type of array constructor is now LOC_MEM
|
|
- the pushing of high fixed
|
|
- parameter copying fixed
|
|
- zero temp. allocation removed
|
|
* small problem in the assembler writers fixed:
|
|
ref to nil wasn't written correctly
|
|
|
|
Revision 1.93 1999/05/21 13:54:39 peter
|
|
* NEWLAB for label as symbol
|
|
|
|
Revision 1.92 1999/05/16 17:03:05 peter
|
|
* better file position info
|
|
|
|
Revision 1.91 1999/05/12 00:19:36 peter
|
|
* removed R_DEFAULT_SEG
|
|
* uniform float names
|
|
|
|
Revision 1.90 1999/05/08 19:52:31 peter
|
|
+ MessagePos() which is enhanced Message() function but also gets the
|
|
position info
|
|
* Removed comp warnings
|
|
|
|
Revision 1.89 1999/05/07 00:38:22 pierre
|
|
* comp fixes 2
|
|
|
|
Revision 1.88 1999/05/07 00:09:35 pierre
|
|
* better comp output
|
|
|
|
Revision 1.87 1999/05/06 09:05:06 peter
|
|
* generic write_float and str_float
|
|
* fixed constant float conversions
|
|
|
|
Revision 1.86 1999/05/04 21:44:29 florian
|
|
* changes to compile it with Delphi 4.0
|
|
|
|
Revision 1.85 1999/05/02 23:29:57 peter
|
|
* readded condition, becuase it's needed for set<cond> and cmov<cond> !
|
|
|
|
Revision 1.84 1999/05/02 22:41:47 peter
|
|
* moved section names to systems
|
|
* fixed nasm,intel writer
|
|
|
|
Revision 1.83 1999/05/02 21:33:51 florian
|
|
* several bugs regarding -Or fixed
|
|
|
|
Revision 1.82 1999/05/01 13:47:51 peter
|
|
* fix hack for fsub
|
|
|
|
Revision 1.81 1999/05/01 13:23:56 peter
|
|
* merged nasm compiler
|
|
* old asm moved to oldasm/
|
|
|
|
Revision 1.80 1999/04/17 22:17:04 pierre
|
|
* ifdef USE_OP3 released (changed into ifndef NO_OP3)
|
|
* SHRD and SHLD first operand (ATT syntax) can only be CL reg or immediate const
|
|
|
|
Revision 1.79 1999/04/16 11:49:37 peter
|
|
+ tempalloc
|
|
+ -at to show temp alloc info in .s file
|
|
|
|
Revision 1.78 1999/04/16 10:00:54 pierre
|
|
+ ifdef USE_OP3 code :
|
|
added all missing op_... constructors for taicpu needed
|
|
for SHRD,SHLD and IMUL code in assembler readers
|
|
(check in tests/tbs0123.pp)
|
|
|
|
Revision 1.77 1999/04/14 12:44:46 daniel
|
|
* Proper fix for the .bss conflict
|
|
|
|
Revision 1.76 1999/04/14 11:43:25 michael
|
|
+ reverted back to .section .bss
|
|
|
|
Revision 1.75 1999/04/13 08:45:33 daniel
|
|
* EMX assembler prefers .bss instead of .section .bss
|
|
|
|
Revision 1.74 1999/04/10 16:14:59 peter
|
|
* fixed browcol
|
|
+ -ar to show regalloc info in .s file
|
|
|
|
Revision 1.73 1999/04/09 08:33:45 peter
|
|
* write * before register with call for the stricter as versions
|
|
|
|
Revision 1.72 1999/03/31 13:55:02 peter
|
|
* assembler inlining working for ag386bin
|
|
|
|
Revision 1.71 1999/03/29 16:05:42 peter
|
|
* optimizer working for ag386bin
|
|
|
|
Revision 1.70 1999/03/10 21:48:21 florian
|
|
* bug0218 fixed, ag386att writes now all real types as byte
|
|
sequences to minimize rouding error, in -al mode the
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value is written as comment
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Revision 1.69 1999/03/10 13:25:43 pierre
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section order changed to get closer output from coff writer
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Revision 1.68 1999/03/02 02:56:09 peter
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+ stabs support for binary writers
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* more fixes and missing updates from the previous commit :(
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Revision 1.67 1999/03/01 15:46:15 peter
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* ag386bin finally make cycles correct
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* prefixes are now also normal opcodes
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Revision 1.66 1999/02/26 00:48:12 peter
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* assembler writers fixed for ag386bin
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Revision 1.65 1999/02/25 21:02:17 peter
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* ag386bin updates
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+ coff writer
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Revision 1.64 1999/02/22 02:14:57 peter
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* updates for ag386bin
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Revision 1.63 1999/02/17 10:16:25 peter
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* small fixes for the binary writer
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Revision 1.62 1999/01/12 14:21:26 peter
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* fixed pushw warning
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Revision 1.61 1998/12/29 18:50:04 jonas
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* don't write debug info if not (cs_debuginfo in aktmoduleswitches)
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Revision 1.60 1998/12/23 22:53:43 peter
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* don't count ait_marker for lineinfo
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Revision 1.58 1998/12/11 00:02:38 peter
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+ globtype,tokens,version unit splitted from globals
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Revision 1.57 1998/12/01 23:36:32 pierre
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* zero padded alignment was buggy
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Revision 1.56 1998/12/01 11:19:37 peter
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* fixed range problem with in [tasmop]
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Revision 1.55 1998/11/30 09:42:53 pierre
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* some range check bugs fixed (still not working !)
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+ added DLL writing support for win32 (also accepts variables)
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+ TempAnsi for code that could be used for Temporary ansi strings
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handling
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Revision 1.54 1998/11/17 10:04:13 pierre
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* zero indexed file not searched
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Revision 1.53 1998/11/17 00:26:08 peter
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* fixed for $H+
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Revision 1.52 1998/11/12 11:19:32 pierre
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* fix for first line of function break
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Revision 1.51 1998/11/09 09:21:18 pierre
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* fix for stabs line infos
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Revision 1.50 1998/11/06 09:49:25 pierre
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* n_line stuff cleaned
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Revision 1.49 1998/10/26 23:07:02 peter
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* fixpath fix
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Revision 1.48 1998/10/15 15:08:39 pierre
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* removed lots of unnecessary inputfile system.open calls
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(made a big speed decrease on go32v2 !)
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Revision 1.47 1998/10/13 14:01:05 peter
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* fixed -al
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Revision 1.46 1998/10/13 13:10:07 peter
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* new style for m68k/i386 infos and enums
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Revision 1.45 1998/10/12 12:20:39 pierre
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+ added tai_const_symbol_offset
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for r : pointer = @var.field;
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* better message for different arg names on implementation
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of function
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Revision 1.44 1998/10/06 17:16:32 pierre
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* some memory leaks fixed (thanks to Peter for heaptrc !)
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Revision 1.43 1998/10/01 20:19:12 jonas
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+ ait_marker support
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Revision 1.42 1998/09/28 16:57:08 pierre
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* changed all length(p^.value_str^) into str_length(p)
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to get it work with and without ansistrings
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* changed sourcefiles field of tmodule to a pointer
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Revision 1.41 1998/09/20 17:11:19 jonas
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* released REGALLOC
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Revision 1.40 1998/09/16 17:58:34 jonas
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* fixed -dRegAlloc and -dDRegalloc problems
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Revision 1.39 1998/09/11 11:30:41 pierre
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-al -g option bug corrected
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Revision 1.38.2.1 1998/09/11 10:49:09 pierre
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* bug with -g -al option removed
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Revision 1.38 1998/09/07 22:23:35 peter
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* fixed for no gdb compiler
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Revision 1.37 1998/09/07 18:33:34 peter
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+ smartlinking for win95 imports
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Revision 1.36 1998/09/04 17:34:19 pierre
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* bug with datalabel corrected
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+ assembler errors better commented
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* one nested record crash removed
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Revision 1.35 1998/09/03 17:08:38 pierre
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* better lines for stabs
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(no scroll back to if before else part
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no return to case line at jump outside case)
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+ source lines also if not in order
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Revision 1.34 1998/09/03 11:22:41 peter
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+ support for cs_asm_source
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Revision 1.33 1998/08/26 10:06:33 peter
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* reduce amount of asmfiles generated
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* no stabs are written in writefilelineinfo when debuginfo is off
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Revision 1.32 1998/08/20 09:26:35 pierre
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+ funcret setting in underproc testing
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compile with _dTEST_FUNCRET
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Revision 1.31 1998/08/11 14:01:16 peter
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* @object type also for extended and comp
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Revision 1.30 1998/08/10 23:56:02 peter
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* fixed extended writing
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Revision 1.29 1998/08/10 14:49:35 peter
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+ localswitches, moduleswitches, globalswitches splitting
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Revision 1.27 1998/08/08 12:30:07 florian
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* extended writing improved
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Revision 1.26 1998/08/08 10:19:16 florian
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* small fixes to write the extended type correct
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Revision 1.28 1998/08/10 10:01:33 peter
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* Fixed with GDB undefined
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Revision 1.25 1998/08/06 16:53:25 pierre
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* debugging info corrected
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Revision 1.24 1998/07/14 14:46:37 peter
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* released NEWINPUT
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Revision 1.23 1998/07/07 11:19:51 peter
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+ NEWINPUT for a better inputfile and scanner object
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Revision 1.22 1998/06/08 22:59:42 peter
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* smartlinking works for win32
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* some defines to exclude some compiler parts
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Revision 1.21 1998/06/05 17:46:01 peter
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* tp doesn't like comp() typecast
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Revision 1.20 1998/06/04 23:51:27 peter
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* m68k compiles
|
|
+ .def file creation moved to gendef.pas so it could also be used
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|
for win32
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Revision 1.19 1998/05/31 14:13:29 peter
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* fixed call bugs with assembler readers
|
|
+ OPR_SYMBOL to hold a symbol in the asm parser
|
|
* fixed staticsymtable vars which were acessed through %ebp instead of
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|
name
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Revision 1.18 1998/05/28 17:24:25 peter
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- $R- for tp to solve range errors with in[]
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|
Revision 1.17 1998/05/25 17:11:34 pierre
|
|
* firstpasscount bug fixed
|
|
now all is already set correctly the first time
|
|
under EXTDEBUG try -gp to skip all other firstpasses
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|
it works !!
|
|
* small bug fixes
|
|
- for smallsets with -dTESTSMALLSET
|
|
- some warnings removed (by correcting code !)
|
|
|
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Revision 1.16 1998/05/23 01:20:54 peter
|
|
+ aktasmmode, aktoptprocessor, aktoutputformat
|
|
+ smartlink per module $SMARTLINK-/+ (like MMX) and moved to aktswitches
|
|
+ $LIBNAME to set the library name where the unit will be put in
|
|
* splitted cgi386 a bit (codeseg to large for bp7)
|
|
* nasm, tasm works again. nasm moved to ag386nsm.pas
|
|
|
|
Revision 1.15 1998/05/11 13:07:53 peter
|
|
+ $ifdef NEWPPU for the new ppuformat
|
|
+ $define GDB not longer required
|
|
* removed all warnings and stripped some log comments
|
|
* no findfirst/findnext anymore to remove smartlink *.o files
|
|
|
|
Revision 1.14 1998/05/06 18:36:53 peter
|
|
* tai_section extended with code,data,bss sections and enumerated type
|
|
* ident 'compiled by FPC' moved to pmodules
|
|
* small fix for smartlink
|
|
|
|
Revision 1.13 1998/05/06 08:38:32 pierre
|
|
* better position info with UseTokenInfo
|
|
UseTokenInfo greatly simplified
|
|
+ added check for changed tree after first time firstpass
|
|
(if we could remove all the cases were it happen
|
|
we could skip all firstpass if firstpasscount > 1)
|
|
Only with ExtDebug
|
|
|
|
Revision 1.12 1998/05/04 17:54:24 peter
|
|
+ smartlinking works (only case jumptable left todo)
|
|
* redesign of systems.pas to support assemblers and linkers
|
|
+ Unitname is now also in the PPU-file, increased version to 14
|
|
|
|
Revision 1.11 1998/05/01 07:43:52 florian
|
|
+ basics for rtti implemented
|
|
+ switch $m (generate rtti for published sections)
|
|
|
|
Revision 1.10 1998/04/30 15:59:39 pierre
|
|
* GDB works again better :
|
|
correct type info in one pass
|
|
+ UseTokenInfo for better source position
|
|
* fixed one remaining bug in scanner for line counts
|
|
* several little fixes
|
|
|
|
Revision 1.9 1998/04/29 10:33:41 pierre
|
|
+ added some code for ansistring (not complete nor working yet)
|
|
* corrected operator overloading
|
|
* corrected nasm output
|
|
+ started inline procedures
|
|
+ added starstarn : use ** for exponentiation (^ gave problems)
|
|
+ started UseTokenInfo cond to get accurate positions
|
|
|
|
Revision 1.8 1998/04/28 08:23:58 pierre
|
|
* bug in stabn generation fixed
|
|
|
|
Revision 1.7 1998/04/27 23:10:27 peter
|
|
+ new scanner
|
|
* $makelib -> if smartlink
|
|
* small filename fixes pmodule.setfilename
|
|
* moved import from files.pas -> import.pas
|
|
|
|
Revision 1.6 1998/04/21 11:30:13 peter
|
|
* fixed $ifdef regalloc
|
|
|
|
Revision 1.5 1998/04/16 16:53:24 jonas
|
|
* changed $ifdef regalloc to $ifdef dregalloc (= debugging info)
|
|
|
|
Revision 1.4 1998/04/09 15:46:38 florian
|
|
+ register allocation tracing stuff added
|
|
|
|
Revision 1.3 1998/04/08 16:58:00 pierre
|
|
* several bugfixes
|
|
ADD ADC and AND are also sign extended
|
|
nasm output OK (program still crashes at end
|
|
and creates wrong assembler files !!)
|
|
procsym types sym in tdef removed !!
|
|
|
|
}
|