* obsolete

This commit is contained in:
peter 2003-09-14 13:20:24 +00:00
parent aca99d30e8
commit 90f37cbcda
4 changed files with 0 additions and 8504 deletions

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{
$Id$
Copyright (c) 1998-2000 by Florian Klaempfl, Pierre Muller
Interface for the definition types of the symtable
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
****************************************************************************
}
{************************************************
TDef
************************************************}
tdef = object(tsymtableentry)
deftype : tdeftype;
typesym : ptypesym; { which type the definition was generated this def }
has_inittable : boolean;
{ adress of init informations }
inittable_label : pasmlabel;
has_rtti : boolean;
{ address of rtti }
rtti_label : pasmlabel;
nextglobal,
previousglobal : pdef;
{$ifdef GDB}
globalnb : word;
is_def_stab_written : tdefstabstatus;
{$endif GDB}
constructor init;
constructor load;
destructor done;virtual;
procedure deref;virtual;
function typename:string;
procedure write;virtual;
function size:longint;virtual;
function alignment:longint;virtual;
function gettypename:string;virtual;
function is_publishable : boolean;virtual;
function is_in_current : boolean;
procedure correct_owner_symtable; { registers enumdef inside objects or
record directly in the owner symtable !! }
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
procedure concatstabto(asmlist : paasmoutput);virtual;
function NumberString:string;
procedure set_globalnb;virtual;
function allstabstring : pchar;
{$endif GDB}
{ init. tables }
function needs_inittable : boolean;virtual;
procedure generate_inittable;
function get_inittable_label : pasmlabel;
{ the default implemenation calls write_rtti_data }
{ if init and rtti data is different these procedures }
{ must be overloaded }
procedure write_init_data;virtual;
procedure write_child_init_data;virtual;
{ rtti }
procedure write_rtti_name;
function get_rtti_label : string;virtual;
procedure generate_rtti;virtual;
procedure write_rtti_data;virtual;
procedure write_child_rtti_data;virtual;
function is_intregable : boolean;
function is_fpuregable : boolean;
private
savesize : longint;
end;
targconvtyp = (act_convertable,act_equal,act_exact);
tvarspez = (vs_value,vs_const,vs_var,vs_out);
pparaitem = ^tparaitem;
tparaitem = object(tlinkedlist_item)
paratype : ttype;
paratyp : tvarspez;
argconvtyp : targconvtyp;
convertlevel : byte;
register : tregister;
defaultvalue : psym; { pconstsym }
end;
{ this is only here to override the count method,
which can't be used }
pparalinkedlist = ^tparalinkedlist;
tparalinkedlist = object(tlinkedlist)
function count:longint;
end;
tfiletyp = (ft_text,ft_typed,ft_untyped);
pfiledef = ^tfiledef;
tfiledef = object(tdef)
filetyp : tfiletyp;
typedfiletype : ttype;
constructor inittext;
constructor inituntyped;
constructor inittyped(const tt : ttype);
constructor inittypeddef(p : pdef);
constructor load;
procedure write;virtual;
procedure deref;virtual;
function gettypename:string;virtual;
procedure setsize;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
procedure concatstabto(asmlist : paasmoutput);virtual;
{$endif GDB}
end;
pformaldef = ^tformaldef;
tformaldef = object(tdef)
constructor init;
constructor load;
procedure write;virtual;
function gettypename:string;virtual;
{$ifdef GDB}
function stabstring : pchar;virtual;
procedure concatstabto(asmlist : paasmoutput);virtual;
{$endif GDB}
end;
pforwarddef = ^tforwarddef;
tforwarddef = object(tdef)
tosymname : string;
forwardpos : tfileposinfo;
constructor init(const s:string;const pos : tfileposinfo);
function gettypename:string;virtual;
end;
perrordef = ^terrordef;
terrordef = object(tdef)
constructor init;
function gettypename:string;virtual;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
{$endif GDB}
end;
{ tpointerdef and tclassrefdef should get a common
base class, but I derived tclassrefdef from tpointerdef
to avoid problems with bugs (FK)
}
ppointerdef = ^tpointerdef;
tpointerdef = object(tdef)
pointertype : ttype;
is_far : boolean;
constructor init(const tt : ttype);
constructor initfar(const tt : ttype);
constructor initdef(p : pdef);
constructor initfardef(p : pdef);
constructor load;
destructor done;virtual;
procedure write;virtual;
procedure deref;virtual;
function gettypename:string;virtual;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
procedure concatstabto(asmlist : paasmoutput);virtual;
{$endif GDB}
{private}
public
{ I don't know the use of this FK }
pointertypeis_forwarddef: boolean;
end;
pprocdef = ^tprocdef;
pimplementedinterfaces = ^timplementedinterfaces;
pobjectdef = ^tobjectdef;
tobjectdef = object(tdef)
childof : pobjectdef;
objname : pstring;
symtable : psymtable;
objectoptions : tobjectoptions;
{ to be able to have a variable vmt position }
{ and no vmt field for objects without virtuals }
vmt_offset : longint;
{$ifdef GDB}
classglobalnb,
classptrglobalnb : word;
writing_stabs : boolean;
{$endif GDB}
objecttype : tobjectdeftype;
isiidguidvalid: boolean;
iidguid: TGUID;
iidstr: pstring;
lastvtableindex: longint;
{ store implemented interfaces defs and name mappings }
implementedinterfaces: pimplementedinterfaces;
constructor init(odt : tobjectdeftype; const n : string;c : pobjectdef);
constructor load;
destructor done;virtual;
procedure write;virtual;
procedure deref;virtual;
function size : longint;virtual;
function alignment:longint;virtual;
function vmtmethodoffset(index:longint):longint;
function is_publishable : boolean;virtual;
function vmt_mangledname : string;
function rtti_name : string;
procedure check_forwards;
function is_related(d : pobjectdef) : boolean;
function next_free_name_index : longint;
procedure insertvmt;
procedure set_parent(c : pobjectdef);
function searchdestructor : pprocdef;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
procedure set_globalnb;virtual;
function classnumberstring : string;
function classptrnumberstring : string;
procedure concatstabto(asmlist : paasmoutput);virtual;
{$endif GDB}
{ init/final }
function needs_inittable : boolean;virtual;
procedure write_init_data;virtual;
procedure write_child_init_data;virtual;
{ rtti }
function get_rtti_label : string;virtual;
procedure generate_rtti;virtual;
procedure write_rtti_data;virtual;
procedure write_child_rtti_data;virtual;
function generate_field_table : pasmlabel;
end;
timplementedinterfaces = object
constructor init;
destructor done; virtual;
function count: longint;
function interfaces(intfindex: longint): pobjectdef;
function ioffsets(intfindex: longint): plongint;
function searchintf(def: pdef): longint;
procedure addintf(def: pdef);
procedure deref;
procedure addintfref(def: pdef);
procedure clearmappings;
procedure addmappings(intfindex: longint; const name, newname: string);
function getmappings(intfindex: longint; const name: string; var nextexist: pointer): string;
procedure clearimplprocs;
procedure addimplproc(intfindex: longint; procdef: pprocdef);
function implproccount(intfindex: longint): longint;
function implprocs(intfindex: longint; procindex: longint): pprocdef;
function isimplmergepossible(intfindex, remainindex: longint; var weight: longint): boolean;
private
finterfaces: tindexarray;
procedure checkindex(intfindex: longint);
end;
pclassrefdef = ^tclassrefdef;
tclassrefdef = object(tpointerdef)
constructor init(def : pdef);
constructor load;
procedure write;virtual;
function gettypename:string;virtual;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
procedure concatstabto(asmlist : paasmoutput);virtual;
{$endif GDB}
end;
parraydef = ^tarraydef;
tarraydef = object(tdef)
private
rangenr : longint;
public
lowrange,
highrange : longint;
elementtype,
rangetype : ttype;
IsDynamicArray,
IsVariant,
IsConstructor,
IsArrayOfConst : boolean;
function gettypename:string;virtual;
function elesize : longint;
constructor init(l,h : longint;rd : pdef);
constructor load;
procedure write;virtual;
{$ifdef GDB}
function stabstring : pchar;virtual;
procedure concatstabto(asmlist : paasmoutput);virtual;
{$endif GDB}
procedure deref;virtual;
function size : longint;virtual;
function alignment : longint;virtual;
{ generates the ranges needed by the asm instruction BOUND (i386)
or CMP2 (Motorola) }
procedure genrangecheck;
{ returns the label of the range check string }
function getrangecheckstring : string;
function needs_inittable : boolean;virtual;
procedure write_rtti_data;virtual;
procedure write_child_rtti_data;virtual;
end;
precorddef = ^trecorddef;
trecorddef = object(tdef)
symtable : psymtable;
constructor init(p : psymtable);
constructor load;
destructor done;virtual;
procedure write;virtual;
procedure deref;virtual;
function size:longint;virtual;
function alignment : longint;virtual;
function gettypename:string;virtual;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
procedure concatstabto(asmlist : paasmoutput);virtual;
{$endif GDB}
{ init/final }
procedure write_init_data;virtual;
procedure write_child_init_data;virtual;
function needs_inittable : boolean;virtual;
{ rtti }
procedure write_rtti_data;virtual;
procedure write_child_rtti_data;virtual;
end;
porddef = ^torddef;
torddef = object(tdef)
private
rangenr : longint;
public
low,high : longint;
typ : tbasetype;
constructor init(t : tbasetype;v,b : longint);
constructor load;
procedure write;virtual;
function is_publishable : boolean;virtual;
function gettypename:string;virtual;
procedure setsize;
{ generates the ranges needed by the asm instruction BOUND }
{ or CMP2 (Motorola) }
procedure genrangecheck;
function getrangecheckstring : string;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
{$endif GDB}
{ rtti }
procedure write_rtti_data;virtual;
end;
pfloatdef = ^tfloatdef;
tfloatdef = object(tdef)
typ : tfloattype;
constructor init(t : tfloattype);
constructor load;
procedure write;virtual;
function gettypename:string;virtual;
function is_publishable : boolean;virtual;
procedure setsize;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
{$endif GDB}
{ rtti }
procedure write_rtti_data;virtual;
end;
pabstractprocdef = ^tabstractprocdef;
tabstractprocdef = object(tdef)
{ saves a definition to the return type }
rettype : ttype;
proctypeoption : tproctypeoption;
proccalloptions : tproccalloptions;
procoptions : tprocoptions;
para : pparalinkedlist;
maxparacount,
minparacount : longint;
symtablelevel : byte;
fpu_used : byte; { how many stack fpu must be empty }
constructor init;
constructor load;
destructor done;virtual;
procedure write;virtual;
procedure deref;virtual;
procedure concatpara(tt:ttype;vsp : tvarspez;defval:psym);
function para_size(alignsize:longint) : longint;
function demangled_paras : string;
function proccalloption2str : string;
procedure test_if_fpu_result;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
procedure concatstabto(asmlist : paasmoutput);virtual;
{$endif GDB}
end;
pprocvardef = ^tprocvardef;
tprocvardef = object(tabstractprocdef)
constructor init;
constructor load;
procedure write;virtual;
function size : longint;virtual;
function gettypename:string;virtual;
function is_publishable : boolean;virtual;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
procedure concatstabto(asmlist : paasmoutput); virtual;
{$endif GDB}
{ rtti }
procedure write_child_rtti_data;virtual;
procedure write_rtti_data;virtual;
end;
tmessageinf = record
case integer of
0 : (str : pchar);
1 : (i : longint);
end;
tprocdef = object(tabstractprocdef)
private
_mangledname : pstring;
public
extnumber : longint;
messageinf : tmessageinf;
nextoverloaded : pprocdef;
{ where is this function defined, needed here because there
is only one symbol for all overloaded functions }
fileinfo : tfileposinfo;
{ pointer to the local symbol table }
localst : psymtable;
{ pointer to the parameter symbol table }
parast : psymtable;
{ symbol owning this definition }
procsym : pprocsym;
{ browser info }
lastref,
defref,
crossref,
lastwritten : pref;
refcount : longint;
_class : pobjectdef;
{ it's a tree, but this not easy to handle }
{ used for inlined procs }
code : pointer;
{ info about register variables (JM) }
regvarinfo: pointer;
{ true, if the procedure is only declared }
{ (forward procedure) }
forwarddef,
{ true if the procedure is declared in the interface }
interfacedef : boolean;
{ true if the procedure has a forward declaration }
hasforward : boolean;
{ check the problems of manglednames }
count : boolean;
is_used : boolean;
{ small set which contains the modified registers }
{$ifdef newcg}
usedregisters : tregisterset;
{$else newcg}
usedregisters : longint;
{$endif newcg}
constructor init;
constructor load;
destructor done;virtual;
procedure write;virtual;
procedure deref;virtual;
function haspara:boolean;
function mangledname : string;
procedure setmangledname(const s : string);
procedure load_references;
function write_references : boolean;
{$ifdef dummy}
function procname: string;
{$endif dummy}
function cplusplusmangledname : string;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
procedure concatstabto(asmlist : paasmoutput);virtual;
{$endif GDB}
{ browser }
{$ifdef BrowserLog}
procedure add_to_browserlog;
{$endif BrowserLog}
end;
pstringdef = ^tstringdef;
tstringdef = object(tdef)
string_typ : tstringtype;
len : longint;
constructor shortinit(l : byte);
constructor shortload;
constructor longinit(l : longint);
constructor longload;
constructor ansiinit(l : longint);
constructor ansiload;
constructor wideinit(l : longint);
constructor wideload;
function stringtypname:string;
function size : longint;virtual;
procedure write;virtual;
function gettypename:string;virtual;
function is_publishable : boolean;virtual;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
procedure concatstabto(asmlist : paasmoutput);virtual;
{$endif GDB}
{ init/final }
function needs_inittable : boolean;virtual;
{ rtti }
procedure write_rtti_data;virtual;
end;
penumdef = ^tenumdef;
tenumdef = object(tdef)
rangenr,
minval,
maxval : longint;
has_jumps : boolean;
firstenum : penumsym;
basedef : penumdef;
constructor init;
constructor init_subrange(_basedef:penumdef;_min,_max:longint);
constructor load;
destructor done;virtual;
procedure write;virtual;
procedure deref;virtual;
function gettypename:string;virtual;
function is_publishable : boolean;virtual;
procedure calcsavesize;
procedure setmax(_max:longint);
procedure setmin(_min:longint);
function min:longint;
function max:longint;
function getrangecheckstring:string;
procedure genrangecheck;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
{$endif GDB}
{ rtti }
procedure write_child_rtti_data;virtual;
procedure write_rtti_data;virtual;
end;
psetdef = ^tsetdef;
tsetdef = object(tdef)
elementtype : ttype;
settype : tsettype;
constructor init(s : pdef;high : longint);
constructor load;
destructor done;virtual;
procedure write;virtual;
procedure deref;virtual;
function gettypename:string;virtual;
function is_publishable : boolean;virtual;
{ debug }
{$ifdef GDB}
function stabstring : pchar;virtual;
procedure concatstabto(asmlist : paasmoutput);virtual;
{$endif GDB}
{ rtti }
procedure write_rtti_data;virtual;
procedure write_child_rtti_data;virtual;
end;
{
$Log$
Revision 1.15 2000-11-04 14:25:22 florian
+ merged Attila's changes for interfaces, not tested yet
Revision 1.14 2000/10/31 22:02:52 peter
* symtable splitted, no real code changes
Revision 1.13 2000/10/21 18:16:12 florian
* a lot of changes:
- basic dyn. array support
- basic C++ support
- some work for interfaces done
....
Revision 1.12 2000/10/15 07:47:52 peter
* unit names and procedure names are stored mixed case
Revision 1.11 2000/10/14 10:14:53 peter
* moehrendorf oct 2000 rewrite
Revision 1.10 2000/09/24 15:06:29 peter
* use defines.inc
Revision 1.9 2000/09/19 23:08:03 pierre
* fixes for local class debuggging problem (merged)
Revision 1.8 2000/08/21 11:27:44 pierre
* fix the stabs problems
Revision 1.7 2000/08/06 19:39:28 peter
* default parameters working !
Revision 1.6 2000/08/06 14:17:15 peter
* overload fixes (merged)
Revision 1.5 2000/08/03 13:17:26 jonas
+ allow regvars to be used inside inlined procs, which required the
following changes:
+ load regvars in genentrycode/free them in genexitcode (cgai386)
* moved all regvar related code to new regvars unit
+ added pregvarinfo type to hcodegen
+ added regvarinfo field to tprocinfo (symdef/symdefh)
* deallocate the regvars of the caller in secondprocinline before
inlining the called procedure and reallocate them afterwards
Revision 1.4 2000/08/02 19:49:59 peter
* first things for default parameters
Revision 1.3 2000/07/13 12:08:27 michael
+ patched to 1.1.0 with former 1.09patch from peter
Revision 1.2 2000/07/13 11:32:49 michael
+ removed logs
}

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{
$Id$
Copyright (c) 1998-2000 by Florian Klaempfl, Pierre Muller
Implementation of the reading of PPU Files for the symtable
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
****************************************************************************
}
const
{$ifdef FPC}
ppubufsize=32768;
{$ELSE}
{$IFDEF USEOVERLAY}
ppubufsize=512;
{$ELSE}
ppubufsize=4096;
{$ENDIF}
{$ENDIF}
{$define ORDERSOURCES}
{*****************************************************************************
PPU Writing
*****************************************************************************}
procedure writebyte(b:byte);
begin
current_ppu^.putbyte(b);
end;
procedure writeword(w:word);
begin
current_ppu^.putword(w);
end;
procedure writelong(l:longint);
begin
current_ppu^.putlongint(l);
end;
procedure writereal(d:bestreal);
begin
current_ppu^.putreal(d);
end;
procedure writestring(const s:string);
begin
current_ppu^.putstring(s);
end;
procedure writenormalset(var s); {You cannot pass an array[0..31] of byte!}
begin
current_ppu^.putdata(s,sizeof(tnormalset));
end;
procedure writesmallset(var s; size: longint);
var
tmpl: longint;
begin
{ The minimum size of a set under Delphi isn't 32 bit }
{ this is only binary compatible with FPC if first element's value of the set is 0 }
tmpl:=0; move(s,tmpl,size);
current_ppu^.putdata(tmpl,4);
{old code: current_ppu^.putdata(s,4);}
end;
procedure writeguid(var g: tguid);
begin
current_ppu^.putdata(g,sizeof(g));
end;
{ posinfo is not relevant for changes in PPU }
procedure writeposinfo(const p:tfileposinfo);
var
oldcrc : boolean;
begin
oldcrc:=current_ppu^.do_crc;
current_ppu^.do_crc:=false;
current_ppu^.putword(p.fileindex);
current_ppu^.putlongint(p.line);
current_ppu^.putword(p.column);
current_ppu^.do_crc:=oldcrc;
end;
procedure writederef(p : psymtableentry);
begin
if p=nil then
current_ppu^.putbyte(ord(derefnil))
else
begin
{ Static symtable ? }
if p^.owner^.symtabletype=staticsymtable then
begin
current_ppu^.putbyte(ord(derefaktstaticindex));
current_ppu^.putword(p^.indexnr);
end
{ Local record/object symtable ? }
else if (p^.owner=aktrecordsymtable) then
begin
current_ppu^.putbyte(ord(derefaktrecordindex));
current_ppu^.putword(p^.indexnr);
end
{ Local local/para symtable ? }
else if (p^.owner=aktlocalsymtable) then
begin
current_ppu^.putbyte(ord(derefaktlocal));
current_ppu^.putword(p^.indexnr);
end
else
begin
current_ppu^.putbyte(ord(derefindex));
current_ppu^.putword(p^.indexnr);
{ Current unit symtable ? }
repeat
if not assigned(p) then
internalerror(556655);
case p^.owner^.symtabletype of
{ when writing the pseudo PPU file
to get CRC values the globalsymtable is not yet
a unitsymtable PM }
globalsymtable,
unitsymtable :
begin
{ check if the unit is available in the uses
clause, else it's an error }
if p^.owner^.unitid=$ffff then
internalerror(55665566);
current_ppu^.putbyte(ord(derefunit));
current_ppu^.putword(p^.owner^.unitid);
break;
end;
staticsymtable :
begin
current_ppu^.putbyte(ord(derefaktstaticindex));
current_ppu^.putword(p^.indexnr);
break;
end;
localsymtable :
begin
p:=p^.owner^.defowner;
current_ppu^.putbyte(ord(dereflocal));
current_ppu^.putword(p^.indexnr);
end;
parasymtable :
begin
p:=p^.owner^.defowner;
current_ppu^.putbyte(ord(derefpara));
current_ppu^.putword(p^.indexnr);
end;
objectsymtable,
recordsymtable :
begin
p:=p^.owner^.defowner;
current_ppu^.putbyte(ord(derefrecord));
current_ppu^.putword(p^.indexnr);
end;
else
internalerror(556656);
end;
until false;
end;
end;
end;
procedure writedefref(p : pdef);
begin
writederef(p);
end;
procedure writesymref(p : psym);
begin
writederef(p);
end;
procedure writesourcefiles;
var
hp : pinputfile;
{$ifdef ORDERSOURCES}
i,j : longint;
{$endif ORDERSOURCES}
begin
{ second write the used source files }
current_ppu^.do_crc:=false;
hp:=current_module^.sourcefiles^.files;
{$ifdef ORDERSOURCES}
{ write source files directly in good order }
j:=0;
while assigned(hp) do
begin
inc(j);
hp:=hp^.ref_next;
end;
while j>0 do
begin
hp:=current_module^.sourcefiles^.files;
for i:=1 to j-1 do
hp:=hp^.ref_next;
current_ppu^.putstring(hp^.name^);
dec(j);
end;
{$else not ORDERSOURCES}
while assigned(hp) do
begin
{ only name and extension }
current_ppu^.putstring(hp^.name^);
hp:=hp^.ref_next;
end;
{$endif ORDERSOURCES}
current_ppu^.writeentry(ibsourcefiles);
current_ppu^.do_crc:=true;
end;
procedure writeusedmacros;
var
hp : pmacrosym;
i : longint;
begin
{ second write the used source files }
current_ppu^.do_crc:=false;
for i:=1 to macros^.symindex^.count do
begin
hp:=pmacrosym(macros^.symindex^.search(i));
{ only used or init defined macros are stored }
if hp^.is_used or hp^.defined_at_startup then
begin
current_ppu^.putstring(hp^.name);
current_ppu^.putbyte(byte(hp^.defined_at_startup));
current_ppu^.putbyte(byte(hp^.is_used));
end;
end;
current_ppu^.writeentry(ibusedmacros);
current_ppu^.do_crc:=true;
end;
procedure writeusedunit;
var
hp : pused_unit;
begin
numberunits;
hp:=pused_unit(current_module^.used_units.first);
while assigned(hp) do
begin
{ implementation units should not change
the CRC PM }
current_ppu^.do_crc:=hp^.in_interface;
current_ppu^.putstring(hp^.name^);
{ the checksum should not affect the crc of this unit ! (PFV) }
current_ppu^.do_crc:=false;
current_ppu^.putlongint(hp^.checksum);
current_ppu^.putlongint(hp^.interface_checksum);
current_ppu^.putbyte(byte(hp^.in_interface));
current_ppu^.do_crc:=true;
hp:=pused_unit(hp^.next);
end;
current_ppu^.do_interface_crc:=true;
current_ppu^.writeentry(ibloadunit);
end;
procedure writelinkcontainer(var p:tlinkcontainer;id:byte;strippath:boolean);
var
hcontainer : tlinkcontainer;
s : string;
mask : longint;
begin
hcontainer.init;
while not p.empty do
begin
s:=p.get(mask);
if strippath then
current_ppu^.putstring(SplitFileName(s))
else
current_ppu^.putstring(s);
current_ppu^.putlongint(mask);
hcontainer.insert(s,mask);
end;
current_ppu^.writeentry(id);
p:=hcontainer;
end;
procedure writeunitas(const s : string;unittable : punitsymtable;only_crc : boolean);
begin
Message1(unit_u_ppu_write,s);
{ create unit flags }
with Current_Module^ do
begin
{$ifdef GDB}
if cs_gdb_dbx in aktglobalswitches then
flags:=flags or uf_has_dbx;
{$endif GDB}
if target_os.endian=endian_big then
flags:=flags or uf_big_endian;
if cs_browser in aktmoduleswitches then
flags:=flags or uf_has_browser;
if cs_local_browser in aktmoduleswitches then
flags:=flags or uf_local_browser;
end;
{$ifdef Test_Double_checksum_write}
If only_crc then
Assign(CRCFile,s+'.INT')
else
Assign(CRCFile,s+'.IMP');
Rewrite(CRCFile);
{$endif def Test_Double_checksum_write}
{ open ppufile }
current_ppu:=new(pppufile,init(s));
current_ppu^.crc_only:=only_crc;
if not current_ppu^.create then
Message(unit_f_ppu_cannot_write);
{$ifdef Test_Double_checksum}
if only_crc then
begin
new(current_ppu^.crc_test);
new(current_ppu^.crc_test2);
end
else
begin
current_ppu^.crc_test:=Current_Module^.crc_array;
current_ppu^.crc_index:=Current_Module^.crc_size;
current_ppu^.crc_test2:=Current_Module^.crc_array2;
current_ppu^.crc_index2:=Current_Module^.crc_size2;
end;
{$endif def Test_Double_checksum}
current_ppu^.change_endian:=source_os.endian<>target_os.endian;
{ write symbols and definitions }
unittable^.writeasunit;
{ flush to be sure }
current_ppu^.flush;
{ create and write header }
current_ppu^.header.size:=current_ppu^.size;
current_ppu^.header.checksum:=current_ppu^.crc;
current_ppu^.header.interface_checksum:=current_ppu^.interface_crc;
current_ppu^.header.compiler:=wordversion;
current_ppu^.header.cpu:=word(target_cpu);
current_ppu^.header.target:=word(target_info.target);
current_ppu^.header.flags:=current_module^.flags;
If not only_crc then
current_ppu^.writeheader;
{ save crc in current_module also }
current_module^.crc:=current_ppu^.crc;
current_module^.interface_crc:=current_ppu^.interface_crc;
if only_crc then
begin
{$ifdef Test_Double_checksum}
Current_Module^.crc_array:=current_ppu^.crc_test;
current_ppu^.crc_test:=nil;
Current_Module^.crc_size:=current_ppu^.crc_index2;
Current_Module^.crc_array2:=current_ppu^.crc_test2;
current_ppu^.crc_test2:=nil;
Current_Module^.crc_size2:=current_ppu^.crc_index2;
{$endif def Test_Double_checksum}
closecurrentppu;
end;
{$ifdef Test_Double_checksum_write}
close(CRCFile);
{$endif Test_Double_checksum_write}
end;
procedure closecurrentppu;
begin
{$ifdef Test_Double_checksum}
if assigned(current_ppu^.crc_test) then
dispose(current_ppu^.crc_test);
if assigned(current_ppu^.crc_test2) then
dispose(current_ppu^.crc_test2);
{$endif Test_Double_checksum}
{ close }
current_ppu^.close;
dispose(current_ppu,done);
current_ppu:=nil;
end;
{*****************************************************************************
PPU Reading
*****************************************************************************}
function readbyte:byte;
begin
readbyte:=current_ppu^.getbyte;
if current_ppu^.error then
Message(unit_f_ppu_read_error);
end;
function readword:word;
begin
readword:=current_ppu^.getword;
if current_ppu^.error then
Message(unit_f_ppu_read_error);
end;
function readlong:longint;
begin
readlong:=current_ppu^.getlongint;
if current_ppu^.error then
Message(unit_f_ppu_read_error);
end;
function readreal : bestreal;
begin
readreal:=current_ppu^.getreal;
if current_ppu^.error then
Message(unit_f_ppu_read_error);
end;
function readstring : string;
begin
readstring:=current_ppu^.getstring;
if current_ppu^.error then
Message(unit_f_ppu_read_error);
end;
procedure readnormalset(var s); {You cannot pass an array [0..31] of byte.}
begin
current_ppu^.getdata(s,sizeof(tnormalset));
if current_ppu^.error then
Message(unit_f_ppu_read_error);
end;
procedure readsmallset(var s;size: longint);
var
tmpl: longint;
begin
{ The minimum size of a set under Delphi isn't 32 bit }
{ this is only binary compatible if first element's value of the set is 0 }
current_ppu^.getdata(tmpl,4);
move(tmpl,s,size);
{old code: current_ppu^.getdata(s,4); }
if current_ppu^.error then
Message(unit_f_ppu_read_error);
end;
procedure readguid(var g: tguid);
begin
current_ppu^.getdata(g,sizeof(g));
if current_ppu^.error then
Message(unit_f_ppu_read_error);
end;
procedure readposinfo(var p:tfileposinfo);
begin
p.fileindex:=current_ppu^.getword;
p.line:=current_ppu^.getlongint;
p.column:=current_ppu^.getword;
end;
function readderef : pderef;
var
hp,p : pderef;
b : tdereftype;
begin
p:=nil;
repeat
hp:=p;
b:=tdereftype(current_ppu^.getbyte);
case b of
derefnil :
break;
derefunit,
derefaktrecordindex,
derefaktlocal,
derefaktstaticindex :
begin
new(p,init(b,current_ppu^.getword));
p^.next:=hp;
break;
end;
derefindex,
dereflocal,
derefpara,
derefrecord :
begin
new(p,init(b,current_ppu^.getword));
p^.next:=hp;
end;
end;
until false;
readderef:=p;
end;
function readdefref : pdef;
begin
readdefref:=pdef(readderef);
end;
function readsymref : psym;
begin
readsymref:=psym(readderef);
end;
procedure readusedmacros;
var
hs : string;
mac : pmacrosym;
was_defined_at_startup,
was_used : boolean;
begin
while not current_ppu^.endofentry do
begin
hs:=current_ppu^.getstring;
was_defined_at_startup:=boolean(current_ppu^.getbyte);
was_used:=boolean(current_ppu^.getbyte);
mac:=pmacrosym(macros^.search(hs));
if assigned(mac) then
begin
{$ifndef EXTDEBUG}
{ if we don't have the sources why tell }
if current_module^.sources_avail then
{$endif ndef EXTDEBUG}
if (not was_defined_at_startup) and
was_used and
mac^.defined_at_startup then
Message2(unit_h_cond_not_set_in_last_compile,hs,current_module^.mainsource^);
end
else { not assigned }
if was_defined_at_startup and
was_used then
Message2(unit_h_cond_not_set_in_last_compile,hs,current_module^.mainsource^);
end;
end;
procedure readsourcefiles;
var
temp,hs : string;
temp_dir : string;
{$ifdef ORDERSOURCES}
main_dir : string;
{$endif ORDERSOURCES}
incfile_found,
main_found,
is_main : boolean;
ppufiletime,
source_time : longint;
hp : pinputfile;
begin
ppufiletime:=getnamedfiletime(current_module^.ppufilename^);
current_module^.sources_avail:=true;
{$ifdef ORDERSOURCES}
is_main:=true;
main_dir:='';
{$endif ORDERSOURCES}
while not current_ppu^.endofentry do
begin
hs:=current_ppu^.getstring;
{$ifndef ORDERSOURCES}
is_main:=current_ppu^.endofentry;
{$endif ORDERSOURCES}
temp_dir:='';
if (current_module^.flags and uf_in_library)<>0 then
begin
current_module^.sources_avail:=false;
temp:=' library';
end
else if pos('Macro ',hs)=1 then
begin
{ we don't want to find this file }
{ but there is a problem with file indexing !! }
temp:='';
end
else
begin
{ check the date of the source files }
Source_Time:=GetNamedFileTime(current_module^.path^+hs);
incfile_found:=false;
main_found:=false;
if Source_Time<>-1 then
hs:=current_module^.path^+hs
{$ifdef ORDERSOURCES}
else if not(is_main) then
begin
Source_Time:=GetNamedFileTime(main_dir+hs);
if Source_Time<>-1 then
hs:=main_dir+hs;
end
{$endif def ORDERSOURCES}
;
if (Source_Time=-1) then
begin
if is_main then
temp_dir:=unitsearchpath.FindFile(hs,main_found)
else
temp_dir:=includesearchpath.FindFile(hs,incfile_found);
if incfile_found or main_found then
begin
hs:=temp_dir+hs;
Source_Time:=GetNamedFileTime(hs);
end
end;
if Source_Time=-1 then
begin
current_module^.sources_avail:=false;
temp:=' not found';
end
else
begin
if main_found then
main_dir:=temp_dir;
{ time newer? But only allow if the file is not searched
in the include path (PFV), else you've problems with
units which use the same includefile names }
if incfile_found then
temp:=' found'
else
begin
temp:=' time '+filetimestring(source_time);
if (source_time>ppufiletime) then
begin
current_module^.do_compile:=true;
current_module^.recompile_reason:=rr_sourcenewer;
temp:=temp+' *'
end;
end;
end;
new(hp,init(hs));
{ the indexing is wrong here PM }
current_module^.sourcefiles^.register_file(hp);
end;
{$ifdef ORDERSOURCES}
if is_main then
begin
stringdispose(current_module^.mainsource);
current_module^.mainsource:=stringdup(hs);
end;
{$endif ORDERSOURCES}
Message1(unit_u_ppu_source,hs+temp);
{$ifdef ORDERSOURCES}
is_main:=false;
{$endif ORDERSOURCES}
end;
{$ifndef ORDERSOURCES}
{ main source is always the last }
stringdispose(current_module^.mainsource);
current_module^.mainsource:=stringdup(hs);
{ the indexing is corrected here PM }
current_module^.sourcefiles^.inverse_register_indexes;
{$endif ORDERSOURCES}
{ check if we want to rebuild every unit, only if the sources are
available }
if do_build and current_module^.sources_avail then
begin
current_module^.do_compile:=true;
current_module^.recompile_reason:=rr_build;
end;
end;
procedure readloadunit;
var
hs : string;
intfchecksum,
checksum : longint;
in_interface : boolean;
begin
while not current_ppu^.endofentry do
begin
hs:=current_ppu^.getstring;
checksum:=current_ppu^.getlongint;
intfchecksum:=current_ppu^.getlongint;
in_interface:=(current_ppu^.getbyte<>0);
current_module^.used_units.concat(new(pused_unit,init_to_load(hs,checksum,intfchecksum,in_interface)));
end;
end;
procedure readlinkcontainer(var p:tlinkcontainer);
var
s : string;
m : longint;
begin
while not current_ppu^.endofentry do
begin
s:=current_ppu^.getstring;
m:=current_ppu^.getlongint;
p.insert(s,m);
end;
end;
procedure load_interface;
var
b : byte;
newmodulename : string;
begin
{ read interface part }
repeat
b:=current_ppu^.readentry;
case b of
ibmodulename :
begin
newmodulename:=current_ppu^.getstring;
if upper(newmodulename)<>current_module^.modulename^ then
Message2(unit_f_unit_name_error,current_module^.realmodulename^,newmodulename);
stringdispose(current_module^.modulename);
stringdispose(current_module^.realmodulename);
current_module^.modulename:=stringdup(upper(newmodulename));
current_module^.realmodulename:=stringdup(newmodulename);
end;
ibsourcefiles :
readsourcefiles;
ibusedmacros :
readusedmacros;
ibloadunit :
readloadunit;
iblinkunitofiles :
readlinkcontainer(current_module^.LinkUnitOFiles);
iblinkunitstaticlibs :
readlinkcontainer(current_module^.LinkUnitStaticLibs);
iblinkunitsharedlibs :
readlinkcontainer(current_module^.LinkUnitSharedLibs);
iblinkotherofiles :
readlinkcontainer(current_module^.LinkotherOFiles);
iblinkotherstaticlibs :
readlinkcontainer(current_module^.LinkotherStaticLibs);
iblinkothersharedlibs :
readlinkcontainer(current_module^.LinkotherSharedLibs);
ibendinterface :
break;
else
Message1(unit_f_ppu_invalid_entry,tostr(b));
end;
until false;
end;
{
$Log$
Revision 1.7 2000-11-04 14:25:22 florian
+ merged Attila's changes for interfaces, not tested yet
Revision 1.6 2000/10/31 22:02:52 peter
* symtable splitted, no real code changes
Revision 1.5 2000/10/15 07:47:53 peter
* unit names and procedure names are stored mixed case
Revision 1.4 2000/09/24 21:33:47 peter
* message updates merges
Revision 1.3 2000/09/21 20:56:19 pierre
* fix for bugs 1084/1128 (merged)
Revision 1.2 2000/07/13 11:32:49 michael
+ removed logs
}

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