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view dmd/MulAssignExp.d @ 98:5c859d5fbe27
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author | Trass3r |
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date | Tue, 31 Aug 2010 03:53:49 +0200 |
parents | ef02e2e203c2 |
children | e28b18c23469 |
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module dmd.MulAssignExp; import dmd.BinExp; import dmd.Loc; import dmd.Expression; import dmd.Scope; import dmd.InterState; import dmd.OutBuffer; import dmd.Id; import dmd.ArrayTypes; import dmd.Identifier; import dmd.IRState; import dmd.TOK; import dmd.Type; import dmd.TY; import dmd.backend.elem; import dmd.backend.OPER; import dmd.expression.Util; class MulAssignExp : BinExp { this(Loc loc, Expression e1, Expression e2) { super(loc, TOK.TOKmulass, MulAssignExp.sizeof, e1, e2); } override Expression semantic(Scope sc) { Expression e; BinExp.semantic(sc); e2 = resolveProperties(sc, e2); e = op_overload(sc); if (e) return e; if (e1.op == TOKslice) { // T[] -= ... typeCombine(sc); type = e1.type; return arrayOp(sc); } e1 = e1.modifiableLvalue(sc, e1); e1.checkScalar(); e1.checkNoBool(); type = e1.type; typeCombine(sc); e1.checkArithmetic(); e2.checkArithmetic(); checkComplexMulAssign(); if (e2.type.isfloating()) { Type t1; Type t2; t1 = e1.type; t2 = e2.type; if (t1.isreal()) { if (t2.isimaginary() || t2.iscomplex()) { e2 = e2.castTo(sc, t1); } } else if (t1.isimaginary()) { if (t2.isimaginary() || t2.iscomplex()) { switch (t1.ty) { case Timaginary32: t2 = Type.tfloat32; break; case Timaginary64: t2 = Type.tfloat64; break; case Timaginary80: t2 = Type.tfloat80; break; default: assert(0); } e2 = e2.castTo(sc, t2); } } } return this; } override Expression interpret(InterState istate) { assert(false); } override void buildArrayIdent(OutBuffer buf, Expressions arguments) { AssignExp_buildArrayIdent(buf, arguments, "Mul"); } override Expression buildArrayLoop(Arguments fparams) { assert(false); } override Identifier opId() /* For operator overloading */ { return Id.mulass; } override elem* toElem(IRState* irs) { return toElemBin(irs,OPmulass); } }