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* forgotten part of r18233

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git-svn-id: trunk@18235 -
This commit is contained in:
florian 2011-08-16 22:44:50 +00:00
parent d6ad7721e6
commit ffde44ea6e
1 changed files with 50 additions and 11 deletions
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61
compiler/arm/narmset.pas
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@ -73,6 +73,7 @@ implementation
last : TConstExprInt;
indexreg : tregister;
href : treference;
tablelabel: TAsmLabel;
procedure genitem(list:TAsmList;t : pcaselabel);
var
@ -90,6 +91,22 @@ implementation
genitem(list,t^.greater);
end;
procedure genitem_thumb2(list:TAsmList;t : pcaselabel);
var
i : aint;
begin
if assigned(t^.less) then
genitem_thumb2(list,t^.less);
{ fill possible hole }
for i:=last.svalue+1 to t^._low.svalue-1 do
list.concat(Tai_const.Create_rel_sym(aitconst_half16bit,tablelabel,elselabel));
for i:=t^._low.svalue to t^._high.svalue do
list.concat(Tai_const.Create_rel_sym(aitconst_half16bit,tablelabel,blocklabel(t^.blockid)));
last:=t^._high.svalue;
if assigned(t^.greater) then
genitem_thumb2(list,t^.greater);
end;
begin
if not(jumptable_no_range) then
begin
@ -101,17 +118,39 @@ implementation
{ make it a 32bit register }
indexreg:=cg.makeregsize(current_asmdata.CurrAsmList,hregister,OS_INT);
cg.a_load_reg_reg(current_asmdata.CurrAsmList,opsize,OS_INT,hregister,indexreg);
cg.a_op_const_reg_reg(current_asmdata.CurrAsmList,OP_SUB,OS_ADDR,min_+1,indexreg,indexreg);
{ create reference }
reference_reset(href,4);
href.base:=NR_PC;
href.index:=indexreg;
href.shiftmode:=SM_LSL;
href.shiftimm:=2;
cg.a_load_ref_reg(current_asmdata.CurrAsmList,OS_ADDR,OS_ADDR,href,NR_PC);
{ generate jump table }
last:=min_;
genitem(current_asmdata.CurrAsmList,hp);
if current_settings.cputype in cpu_thumb2 then
begin
{ adjust index }
cg.a_op_const_reg_reg(current_asmdata.CurrAsmList,OP_SUB,OS_ADDR,min_,indexreg,indexreg);
{ create reference and generate jump table }
reference_reset(href,4);
href.base:=NR_PC;
href.index:=indexreg;
href.shiftmode:=SM_LSL;
href.shiftimm:=1;
current_asmdata.CurrAsmList.Concat(taicpu.op_ref(A_TBH,href));
{ generate jump table }
current_asmdata.getjumplabel(tablelabel);
cg.a_label(current_asmdata.CurrAsmList,tablelabel);
last:=min_;
genitem_thumb2(current_asmdata.CurrAsmList,hp);
end
else
begin
{ adjust index }
cg.a_op_const_reg_reg(current_asmdata.CurrAsmList,OP_SUB,OS_ADDR,min_+1,indexreg,indexreg);
{ create reference and generate jump table }
reference_reset(href,4);
href.base:=NR_PC;
href.index:=indexreg;
href.shiftmode:=SM_LSL;
href.shiftimm:=2;
cg.a_load_ref_reg(current_asmdata.CurrAsmList,OS_ADDR,OS_ADDR,href,NR_PC);
{ generate jump table }
last:=min_;
genitem(current_asmdata.CurrAsmList,hp);
end;
end;