* support i8086 far references in tx86addnode.emit_op_right_left

git-svn-id: trunk@24737 -

compiler/x86/nx86add.pas

@@ -247,8 +247,9 @@ unit nx86add;
 
 
     procedure tx86addnode.emit_op_right_left(op:TAsmOp;opsize:TCgsize);
-{$ifdef x86_64}
       var
+        tmpref: treference;
+{$ifdef x86_64}
         tmpreg : tregister;
 {$endif x86_64}
       begin
@@ -263,7 +264,16 @@ unit nx86add;
           LOC_CREFERENCE :
             begin
               tcgx86(cg).make_simple_ref(current_asmdata.CurrAsmList,right.location.reference);
-              current_asmdata.CurrAsmList.concat(taicpu.op_ref_reg(op,TCGSize2Opsize[opsize],right.location.reference,left.location.register));
+              tmpref:=right.location.reference;
+{$ifdef i8086}
+              if (tmpref.segment<>NR_NO) and (not is_segment_reg(tmpref.segment)) then
+                begin
+                  current_asmdata.CurrAsmList.concat(taicpu.op_reg(A_PUSH,S_W,tmpref.segment));
+                  current_asmdata.CurrAsmList.concat(taicpu.op_reg(A_POP,S_W,NR_ES));
+                  tmpref.segment:=NR_ES;
+                end;
+{$endif i8086}
+              current_asmdata.CurrAsmList.concat(taicpu.op_ref_reg(op,TCGSize2Opsize[opsize],tmpref,left.location.register));
             end;
           LOC_CONSTANT :
             begin