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{
Copyright (c) 2015 by Jeppe Johansen
AVR version of some node tree helper routines
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.
****************************************************************************
}
unit navrutil;
{$i fpcdefs.inc}
interface
uses
cclasses,
node,nbas,
ngenutil,
symtype,symconst,symsym,symdef;
type
tavrnodeutils = class(tnodeutils)
protected
class procedure insert_init_final_table(entries:tfplist); override;
end;
implementation
uses
verbose,cutils,globtype,globals,constexp,fmodule,
aasmdata,aasmtai,aasmcpu,aasmcnst,aasmbase,
cpubase,
symbase,symcpu,symtable,defutil,
ncnv,ncon,ninl,ncal,nld,nmem,
systems,
CPUInfo,
ppu,
pass_1;
class procedure tavrnodeutils.insert_init_final_table(entries:tfplist);
var
op : TAsmOp;
initList, finalList, header: TAsmList;
entry : pinitfinalentry;
i : longint;
begin
initList:=TAsmList.create;
finalList:=TAsmList.create;
if CPUAVR_HAS_JMP_CALL in cpu_capabilities[current_settings.cputype] then
op:=A_CALL
else
op:=A_RCALL;
for i:=0 to entries.count-1 do
begin
entry:=pinitfinalentry(entries[i]);
if entry^.finifunc<>'' then
finalList.Concat(taicpu.op_sym(op,current_asmdata.RefAsmSymbol(entry^.finifunc,AT_FUNCTION)));
if entry^.initfunc<>'' then
initList.Concat(taicpu.op_sym(op,current_asmdata.RefAsmSymbol(entry^.initfunc,AT_FUNCTION)));
end;
initList.Concat(taicpu.op_none(A_RET));
finalList.Concat(taicpu.op_none(A_RET));
begin
header:=TAsmList.create;
new_section(header, sec_code, 'FPC_INIT_FUNC_TABLE', 1);
header.concat(tai_symbol.Createname_global('FPC_INIT_FUNC_TABLE',AT_FUNCTION,0,voidcodepointertype));
initList.insertList(header);
header.free;
current_asmdata.AsmLists[al_procedures].concatList(initList);
end;
begin
header:=TAsmList.create;
new_section(header, sec_code, 'FPC_FINALIZE_FUNC_TABLE', 1);
header.concat(tai_symbol.Createname_global('FPC_FINALIZE_FUNC_TABLE',AT_FUNCTION,0,voidcodepointertype));
finalList.insertList(header);
header.free;
current_asmdata.AsmLists[al_procedures].concatList(finalList);
end;
initList.Free;
finalList.Free;
inherited insert_init_final_table(entries);
end;
begin
cnodeutils:=tavrnodeutils;
end.
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