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* fixed set1 <= set2 for small sets

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This commit is contained in:
Jonas Maebe 1999-01-20 19:23:10 +00:00
parent 2738539d11
commit e7b59e15ee
1 changed files with 51 additions and 1 deletions
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52
compiler/cg386add.pas
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@ -787,6 +787,53 @@ implementation
ltn,lten,
gtn,gten,
equaln,unequaln : begin
{$IfNDef NoSetInclusion}
If is_set Then
Case p^.treetype of
lten,gten:
Begin
If p^.treetype = gten then
swaptree(p);
if p^.left^.location.loc in [LOC_MEM,LOC_REFERENCE] then
begin
ungetiftemp(p^.left^.location.reference);
del_reference(p^.left^.location.reference);
hregister:=getregister32;
exprasmlist^.concat(new(pai386,op_ref_reg(A_MOV,opsize,
newreference(p^.left^.location.reference),hregister)));
clear_location(p^.left^.location);
p^.left^.location.loc:=LOC_REGISTER;
p^.left^.location.register:=hregister;
set_location(p^.location,p^.left^.location);
end
else
if p^.left^.location.loc = LOC_CREGISTER Then
{save the register var in a temp register, because
its value is going to be modified}
begin
hregister := getregister32;
exprasmlist^.concat(new(pai386,op_reg_reg(A_MOV,opsize,
p^.left^.location.register,hregister)));
clear_location(p^.left^.location);
p^.left^.location.loc:=LOC_REGISTER;
p^.left^.location.register:=hregister;
set_location(p^.location,p^.left^.location);
end;
{here, p^.left^.location should be LOC_REGISTER}
If p^.right^.location.loc in [LOC_MEM,LOC_REFERENCE] Then
exprasmlist^.concat(new(pai386,op_ref_reg(A_AND,opsize,
newreference(p^.right^.location.reference),p^.left^.location.register)))
Else
exprasmlist^.concat(new(pai386,op_reg_reg(A_AND,opsize,
p^.right^.location.register,p^.left^.location.register)));
{warning: ugly hack ahead: we need a "jne" after the cmp, so
change the treetype from lten/gten to equaln}
p^.treetype := equaln
End;
{no < or > support for sets}
ltn,gtn: CGMessage(type_e_mismatch);
End;
{$EndIf NoSetInclusion}
op:=A_CMP;
cmpop:=true;
end;
@ -1759,7 +1806,10 @@ implementation
end.
{
$Log$
Revision 1.40 1999-01-20 17:39:22 jonas
Revision 1.41 1999-01-20 19:23:10 jonas
* fixed set1 <= set2 for small sets
Revision 1.40 1999/01/20 17:39:22 jonas
+ fixed bug0163 (set1 <= set2 support)
Revision 1.39 1999/01/19 10:18:58 florian