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* converted generting method message integer dispatch tables to the typed

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constant builder

git-svn-id: branches/hlcgllvm@28769 -
This commit is contained in:
Jonas Maebe 2014-10-06 20:54:02 +00:00
parent 67647d4ee0
commit 5ecb2faf93
1 changed files with 60 additions and 15 deletions
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75
compiler/ncgvmt.pas
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@ -50,7 +50,7 @@ interface
procedure insertstr(p : pprocdeftree;var at : pprocdeftree;var count:longint);
function RedirectToEmpty(procdef: tprocdef): boolean;
procedure writenames(list : TAsmList;p : pprocdeftree);
procedure writeintentry(list : TAsmList;p : pprocdeftree);
procedure writeintentry(tcb: ttai_typedconstbuilder; p: pprocdeftree; entrydef: tdef);
procedure writestrentry(tcb: ttai_typedconstbuilder; p: pprocdeftree; entrydef: tdef);
{$ifdef WITHDMT}
{ dmt }
@ -76,6 +76,7 @@ interface
Returns both the outer record and the inner arraydef
}
procedure gettabledef(const basename: string; countdef, elementdef: tdef; count: longint; packrecords: shortint; out recdef: trecorddef; out arrdef: tarraydef);
function getrecorddef(const name: string; const fields: array of tdef; packrecords: shortint): trecorddef;
{ generates the message tables for a class }
function genstrmsgtab(list : TAsmList) : tasmlabel;
function genintmsgtab(list : TAsmList) : tasmlabel;
@ -316,19 +317,20 @@ implementation
end;
procedure TVMTWriter.writeintentry(list : TAsmList;p : pprocdeftree);
procedure TVMTWriter.writeintentry(tcb: ttai_typedconstbuilder; p: pprocdeftree; entrydef: tdef);
begin
if assigned(p^.l) then
writeintentry(list,p^.l);
writeintentry(tcb,p^.l,entrydef);
{ write name label }
list.concat(cai_align.create(const_align(sizeof(longint))));
list.concat(Tai_const.Create_32bit(p^.data.messageinf.i));
list.concat(cai_align.create(const_align(sizeof(pint))));
list.concat(Tai_const.Createname(p^.data.mangledname,AT_FUNCTION,0));
tcb.maybe_begin_aggregate(entrydef);
{ write integer dispatch number }
tcb.emit_tai(Tai_const.Create_32bit(p^.data.messageinf.i),u32inttype);
tcb.queue_init(voidcodepointertype);
tcb.queue_emit_proc(p^.data);
tcb.maybe_end_aggregate(entrydef);
if assigned(p^.r) then
writeintentry(list,p^.r);
writeintentry(tcb,p^.r,entrydef);
end;
@ -336,6 +338,10 @@ implementation
var
r : tasmlabel;
count : longint;
tcb: ttai_typedconstbuilder;
msgintdef: trecorddef;
msginttabledef: trecorddef;
msgintarrdef: tarraydef;
begin
root:=nil;
count:=0;
@ -343,18 +349,36 @@ implementation
_class.symtable.SymList.ForEachCall(@insertmsgint,@count);
{ now start writing of the message string table }
{ from objpas.inc:
TMsgIntTable = record
index : dword;
method : codepointer;
end;
}
msginttabledef:=getrecorddef('fpc_intern_msgint_table',[u32inttype,voidcodepointertype],0);
{ from objpas.inc:
TMsgInt = record
count : longint;
msgs : array[0..0] of TMsgIntTable;
end;
}
current_asmdata.getlabel(r,alt_data);
list.concat(cai_align.create(const_align(sizeof(pint))));
list.concat(Tai_label.Create(r));
tcb:=ctai_typedconstbuilder.create;
genintmsgtab:=r;
list.concat(cai_align.create(const_align(sizeof(longint))));
list.concat(Tai_const.Create_32bit(count));
list.concat(cai_align.create(const_align(sizeof(pint))));
gettabledef('fpc_msgint_table_entries_',s32inttype,msginttabledef,count,0,msgintdef,msgintarrdef);
tcb.maybe_begin_aggregate(msgintdef);
tcb.emit_tai(Tai_const.Create_32bit(count),s32inttype);
if assigned(root) then
begin
writeintentry(list,root);
tcb.maybe_begin_aggregate(msgintarrdef);
writeintentry(tcb,root,msginttabledef);
tcb.maybe_end_aggregate(msgintarrdef);
disposeprocdeftree(root);
end;
tcb.maybe_end_aggregate(msgintdef);
list.concatList(tcb.get_final_asmlist(result,msgintdef,sec_rodata,'',sizeof(pint),[tcalo_is_lab]));
tcb.free;
end;
{$ifdef WITHDMT}
@ -730,6 +754,27 @@ implementation
end;
function TVMTWriter.getrecorddef(const name: string; const fields: array of tdef; packrecords: shortint): trecorddef;
var
fieldlist: tfplist;
srsym: tsym;
srsymtable: tsymtable;
i: longint;
begin
if searchsym_type(name,srsym,srsymtable) then
begin
result:=trecorddef(ttypesym(srsym).typedef);
exit
end;
fieldlist:=tfplist.create;
for i:=low(fields) to high(fields) do
fieldlist.add(fields[i]);
result:=crecorddef.create_global_internal('$'+name,packrecords);
result.add_fields_from_deflist(fieldlist);
fieldlist.free;
end;
{ Write interface identifiers to the data section }
procedure TVMTWriter.writeinterfaceids(list: TAsmList);
var