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115 lines
3.7 KiB
ObjectPascal
115 lines
3.7 KiB
ObjectPascal
{
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Copyright (c) 2021 by Nikolay Nikolov
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WebAssembly version of some node tree helper routines
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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****************************************************************************
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}
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unit nwasmutil;
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{$i fpcdefs.inc}
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interface
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uses
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ngenutil;
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type
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{ twasmnodeutils }
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twasmnodeutils = class(tnodeutils)
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public
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class procedure InsertObjectInfo; override;
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end;
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implementation
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uses
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globtype,
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cpubase,
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aasmdata,aasmcpu,
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hlcgobj,hlcgcpu,
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symdef,symtype,symconst,
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fmodule;
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{ twasmnodeutils }
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class procedure twasmnodeutils.InsertObjectInfo;
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procedure WriteImportDll(list: TAsmList; proc: tprocdef);
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begin
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thlcgwasm(hlcg).g_procdef(list,proc);
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list.Concat(tai_import_module.create(proc.mangledname,proc.import_dll^));
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list.Concat(tai_import_name.create(proc.mangledname,proc.import_name^));
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end;
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var
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i : integer;
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def : tdef;
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proc : tprocdef;
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list : TAsmList;
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cur_unit: tused_unit;
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begin
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inherited;
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list:=current_asmdata.asmlists[al_start];
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for i:=0 to current_module.deflist.Count-1 do
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begin
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def:=tdef(current_module.deflist[i]);
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{ since commit 48986 deflist might have NIL entries }
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if assigned(def) and (def.typ=procdef) then
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begin
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proc := tprocdef(def);
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if po_external in proc.procoptions then
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if po_has_importdll in proc.procoptions then
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WriteImportDll(list,proc)
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else
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thlcgwasm(hlcg).g_procdef(list,proc);
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end;
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end;
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cur_unit:=tused_unit(usedunits.First);
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while assigned(cur_unit) do
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begin
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if (cur_unit.u.moduleflags * [mf_init,mf_finalize])<>[] then
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begin
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if mf_init in cur_unit.u.moduleflags then
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list.Concat(tai_functype.create(make_mangledname('INIT$',cur_unit.u.globalsymtable,''),TWasmFuncType.Create([],[])));
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if mf_finalize in cur_unit.u.moduleflags then
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list.Concat(tai_functype.create(make_mangledname('FINALIZE$',cur_unit.u.globalsymtable,''),TWasmFuncType.Create([],[])));
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end;
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for i:=0 to cur_unit.u.deflist.Count-1 do
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begin
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def:=tdef(cur_unit.u.deflist[i]);
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if assigned(def) and (tdef(def).typ = procdef) then
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begin
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proc := tprocdef(def);
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if (po_external in proc.procoptions) and (po_has_importdll in proc.procoptions) then
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WriteImportDll(list,proc)
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else if (not proc.owner.iscurrentunit or (po_external in proc.procoptions)) and
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((proc.paras.Count=0) or (proc.has_paraloc_info in [callerside,callbothsides])) then
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thlcgwasm(hlcg).g_procdef(list,proc);
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end;
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end;
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cur_unit:=tused_unit(cur_unit.Next);
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end;
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end;
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begin
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cnodeutils:=twasmnodeutils;
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end.
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