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Common code for SInt/Int/LInt in Op parameter preparation.

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This commit is contained in:
David Brown 2016-08-14 12:25:01 +01:00
parent 5e1a9d5146
commit b35ac4a32d
1 changed files with 22 additions and 2 deletions
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24
src/compiler/OPB.Mod
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@ -714,6 +714,8 @@ MODULE OPB; (* RC 6.3.89 / 21.2.94 *) (* object model 17.1.93 *)
g := y^.typ^.form;
CASE z^.typ^.form OF
|OPM.Char: IF z^.class = OPM.Nconst THEN CharToString(z) ELSE err(100) END
(*
|OPM.SInt: IF g IN OPM.intSet + OPM.realSet THEN Convert(z, y^.typ)
ELSE err(100)
END
@ -725,12 +727,30 @@ MODULE OPB; (* RC 6.3.89 / 21.2.94 *) (* object model 17.1.93 *)
ELSIF g IN OPM.realSet THEN Convert(z, y^.typ)
ELSE err(100)
END
x.typ y.typ Conversion
SInt SInt Convert(z, y.typ)
SInt Int Convert(z, y.typ)
SInt Lint Convert(z, y.typ)
Int SInt Convert(y, z.typ)
Int Int Convert(z, y.typ)
Int Lint Convert(z, y.typ)
LInt SInt Convert(y, z.typ)
LInt Int Convert(y, z.typ)
LInt Lint Convert(y, z.typ)
*)
|OPM.SInt,
OPM.Int,
OPM.LInt: IF (g IN OPM.intSet) & (y.typ.size < z.typ.size) THEN Convert(y, z.typ)
ELSIF g IN OPM.intSet + OPM.realSet THEN Convert(z, y.typ)
ELSE err(100)
END
|OPM.Real: IF g IN OPM.intSet THEN Convert(y, z^.typ)
ELSIF g IN OPM.realSet THEN Convert(z, y^.typ)
ELSE err(100)
END
|OPM.LReal: IF g IN OPM.intSet + OPM.realSet THEN Convert(y, z^.typ)
ELSIF g IN OPM.realSet THEN Convert(y, z^.typ)
ELSIF g IN OPM.realSet THEN Convert(y, z^.typ) (* DCWB: Surely this line does nothing. *)
ELSE err(100)
END
|OPM.NilTyp: IF ~(g IN {OPM.Pointer, OPM.ProcTyp}) THEN err(100) END
@ -803,7 +823,7 @@ MODULE OPB; (* RC 6.3.89 / 21.2.94 *) (* object model 17.1.93 *)
END
ELSIF f # OPM.Undef THEN err(94); z^.typ := OPT.undftyp
END
|OPM.plus: IF ~(f IN {OPM.Undef, OPM.SInt..OPM.Set(*, Int8..Int64*)}) THEN err(105); typ := OPT.undftyp END ;
|OPM.plus: IF ~(f IN {OPM.Undef, OPM.SInt..OPM.Set}) THEN err(105); typ := OPT.undftyp END ;
do := TRUE;
IF f IN OPM.intSet THEN
IF (z^.class = OPM.Nconst) & (z^.conval^.intval = 0) THEN do := FALSE; z := y END ;