示例#1
0
文件: opover.c 项目: odis-project/ldc
/*******************************************
 * Helper function to turn operator into template argument list
 */
Objects *opToArg(Scope *sc, enum TOK op)
{
    /* Remove the = from op=
     */
    switch (op)
    {
        case TOKaddass: op = TOKadd; break;
        case TOKminass: op = TOKmin; break;
        case TOKmulass: op = TOKmul; break;
        case TOKdivass: op = TOKdiv; break;
        case TOKmodass: op = TOKmod; break;
        case TOKandass: op = TOKand; break;
        case TOKorass:  op = TOKor;  break;
        case TOKxorass: op = TOKxor; break;
        case TOKshlass: op = TOKshl; break;
        case TOKshrass: op = TOKshr; break;
        case TOKushrass: op = TOKushr; break;
        case TOKcatass: op = TOKcat; break;
        case TOKpowass: op = TOKpow; break;
    }
    Expression *e = new StringExp(0, (char *)Token::toChars(op));
    e = e->semantic(sc);
    Objects *targsi = new Objects();
    targsi->push(e);
    return targsi;
}
示例#2
0
文件: struct.c 项目: denis-sh/dmd
void AggregateDeclaration::semantic3(Scope *sc)
{
    //printf("AggregateDeclaration::semantic3(%s)\n", toChars());
    if (members)
    {
        sc = sc->push(this);
        for (size_t i = 0; i < members->dim; i++)
        {
            Dsymbol *s = (*members)[i];
            s->semantic3(sc);
        }
        sc->pop();

        if (!getRTInfo)
        {   // Evaluate: gcinfo!type
            Objects *tiargs = new Objects();
            tiargs->push(type);
            TemplateInstance *ti = new TemplateInstance(loc, Type::rtinfo, tiargs);
            ti->semantic(sc);
            ti->semantic2(sc);
            ti->semantic3(sc);
            Dsymbol *s = ti->toAlias();
            Expression *e = new DsymbolExp(0, s, 0);
            e = e->semantic(ti->tempdecl->scope);
            e = e->ctfeInterpret();
            getRTInfo = e;
        }
    }
}
示例#3
0
文件: struct.c 项目: hariomrana/dmd
void AggregateDeclaration::semantic3(Scope *sc)
{
    //printf("AggregateDeclaration::semantic3(%s) type = %s, errors = %d\n", toChars(), type->toChars(), errors);
    if (!members)
        return;

    StructDeclaration *sd = isStructDeclaration();
    if (!sc)    // from runDeferredSemantic3 for TypeInfo generation
    {
        assert(sd);
        sd->semanticTypeInfoMembers();
        return;
    }

    Scope *sc2 = sc->push(this);
    sc2->stc &= STCsafe | STCtrusted | STCsystem;
    sc2->parent = this;
    if (isUnionDeclaration())
        sc2->inunion = 1;
    sc2->protection = Prot(PROTpublic);
    sc2->explicitProtection = 0;
    sc2->structalign = STRUCTALIGN_DEFAULT;
    sc2->userAttribDecl = NULL;

    for (size_t i = 0; i < members->dim; i++)
    {
        Dsymbol *s = (*members)[i];
        s->semantic3(sc2);
    }

    sc2->pop();

    // don't do it for unused deprecated types
    // or error types
    if (!getRTInfo && Type::rtinfo &&
        (!isDeprecated() || global.params.useDeprecated) &&
        (type && type->ty != Terror))
    {
        // Evaluate: RTinfo!type
        Objects *tiargs = new Objects();
        tiargs->push(type);
        TemplateInstance *ti = new TemplateInstance(loc, Type::rtinfo, tiargs);
        ti->semantic(sc);
        ti->semantic2(sc);
        ti->semantic3(sc);
        Dsymbol *s = ti->toAlias();
        Expression *e = new DsymbolExp(Loc(), s, 0);

        Scope *sc3 = ti->tempdecl->scope->startCTFE();
        sc3->tinst = sc->tinst;
        e = e->semantic(sc3);
        sc3->endCTFE();

        e = e->ctfeInterpret();
        getRTInfo = e;
    }

    if (sd)
        sd->semanticTypeInfoMembers();
}
示例#4
0
文件: struct.c 项目: duralog/ldc
void AggregateDeclaration::semantic3(Scope *sc)
{
#if IN_LLVM
    if (!global.inExtraInliningSemantic)
        availableExternally = false;
#endif

    //printf("AggregateDeclaration::semantic3(%s)\n", toChars());
    if (members)
    {
        sc = sc->push(this);
        sc->parent = this;
        for (size_t i = 0; i < members->dim; i++)
        {
            Dsymbol *s = (*members)[i];
            s->semantic3(sc);
        }

        if (StructDeclaration *sd = isStructDeclaration())
        {
            //if (sd->xeq != NULL) printf("sd = %s xeq @ [%s]\n", sd->toChars(), sd->loc.toChars());
            //assert(sd->xeq == NULL);
            if (sd->xeq == NULL)
                sd->xeq = sd->buildXopEquals(sc);
        }
        sc = sc->pop();

        if (!getRTInfo && Type::rtinfo &&
            (!isDeprecated() || global.params.useDeprecated) && // don't do it for unused deprecated types
            (type && type->ty != Terror)) // or error types
        {   // Evaluate: gcinfo!type
            Objects *tiargs = new Objects();
            tiargs->push(type);
            TemplateInstance *ti = new TemplateInstance(loc, Type::rtinfo, tiargs);
            ti->semantic(sc);
            ti->semantic2(sc);
            ti->semantic3(sc);
            Dsymbol *s = ti->toAlias();
            Expression *e = new DsymbolExp(Loc(), s, 0);
            e = e->ctfeSemantic(ti->tempdecl->scope);
            e = e->ctfeInterpret();
            getRTInfo = e;
        }
    }
}
示例#5
0
文件: opover.c 项目: odis-project/ldc
/***********************************************
 * This is mostly the same as UnaryExp::op_overload(), but has
 * a different rewrite.
 */
Expression *CastExp::op_overload(Scope *sc)
{
    //printf("CastExp::op_overload() (%s)\n", toChars());
    AggregateDeclaration *ad = isAggregate(e1->type);
    if (ad)
    {
        Dsymbol *fd = NULL;
        /* Rewrite as:
         *      e1.opCast!(T)();
         */
        fd = search_function(ad, Id::cast);
        if (fd)
        {
#if 1 // Backwards compatibility with D1 if opCast is a function, not a template
            if (fd->isFuncDeclaration())
            {   // Rewrite as:  e1.opCast()
                return build_overload(loc, sc, e1, NULL, fd);
            }
#endif
            Objects *targsi = new Objects();
            targsi->push(to);
            Expression *e = new DotTemplateInstanceExp(loc, e1, fd->ident, targsi);
            e = new CallExp(loc, e);
            e = e->semantic(sc);
            return e;
        }

        // Didn't find it. Forward to aliasthis
        if (ad->aliasthis)
        {
            /* Rewrite op(e1) as:
             *  op(e1.aliasthis)
             */
            Expression *e1 = new DotIdExp(loc, this->e1, ad->aliasthis->ident);
            Expression *e = copy();
            ((UnaExp *)e)->e1 = e1;
            e = e->trySemantic(sc);
            return e;
        }
    }
    return NULL;
}
示例#6
0
文件: struct.c 项目: rainers/dmd
void AggregateDeclaration::generateTypeInfoData(Scope *sc)
{
    if (!getRTInfo && Type::rtinfo &&
        (!isDeprecated() || global.params.useDeprecated) && // don't do it for unused deprecated types
        (type && type->ty != Terror)) // or error types
    {   // Evaluate: gcinfo!type
        Objects *tiargs = new Objects();
        tiargs->push(type);
        TemplateInstance *ti = new TemplateInstance(loc, Type::rtinfo, tiargs);
        ti->semantic(sc);
        ti->semantic2(sc);
        ti->semantic3(sc);
        Dsymbol *s = ti->toAlias();
        Expression *e = new DsymbolExp(Loc(), s, 0);

        Scope *sc2 = ti->tempdecl->scope->startCTFE();
        sc2->instantiatingModule = sc->instantiatingModule ? sc->instantiatingModule : sc->module;
        e = e->semantic(sc2);
        sc2->endCTFE();
        e = e->ctfeInterpret();
        getRTInfo = e;
    }
}
示例#7
0
文件: struct.c 项目: ds-dlang/dmd
void AggregateDeclaration::semantic3(Scope *sc)
{
    //printf("AggregateDeclaration::semantic3(%s)\n", toChars());
    if (members)
    {
        sc = sc->push(this);
        sc->parent = this;
        for (size_t i = 0; i < members->dim; i++)
        {
            Dsymbol *s = (*members)[i];
            s->semantic3(sc);
        }
        sc = sc->pop();

        if (!getRTInfo && Type::rtinfo &&
            (!isDeprecated() || global.params.useDeprecated) && // don't do it for unused deprecated types
            (type && type->ty != Terror)) // or error types
        {   // Evaluate: gcinfo!type
            Objects *tiargs = new Objects();
            tiargs->push(type);
            TemplateInstance *ti = new TemplateInstance(loc, Type::rtinfo, tiargs);
            ti->semantic(sc);
            ti->semantic2(sc);
            ti->semantic3(sc);
            Dsymbol *s = ti->toAlias();
            Expression *e = new DsymbolExp(Loc(), s, 0);

            Scope *sc = ti->tempdecl->scope->startCTFE();
            e = e->semantic(sc);
            sc->endCTFE();

            e = e->ctfeInterpret();
            getRTInfo = e;
        }
    }
}
示例#8
0
文件: dsymbol.c 项目: Nishi/dmd
Dsymbol *ArrayScopeSymbol::search(Loc loc, Identifier *ident, int flags)
{
    //printf("ArrayScopeSymbol::search('%s', flags = %d)\n", ident->toChars(), flags);
    if (ident == Id::dollar)
    {   VarDeclaration **pvar;
        Expression *ce;

    L1:

        if (td)
        {   /* $ gives the number of elements in the tuple
             */
            VarDeclaration *v = new VarDeclaration(loc, Type::tsize_t, Id::dollar, NULL);
            Expression *e = new IntegerExp(Loc(), td->objects->dim, Type::tsize_t);
            v->init = new ExpInitializer(Loc(), e);
            v->storage_class |= STCstatic | STCconst;
            v->semantic(sc);
            return v;
        }

        if (type)
        {   /* $ gives the number of type entries in the type tuple
             */
            VarDeclaration *v = new VarDeclaration(loc, Type::tsize_t, Id::dollar, NULL);
            Expression *e = new IntegerExp(Loc(), type->arguments->dim, Type::tsize_t);
            v->init = new ExpInitializer(Loc(), e);
            v->storage_class |= STCstatic | STCconst;
            v->semantic(sc);
            return v;
        }

        if (exp->op == TOKindex)
        {   /* array[index] where index is some function of $
             */
            IndexExp *ie = (IndexExp *)exp;

            pvar = &ie->lengthVar;
            ce = ie->e1;
        }
        else if (exp->op == TOKslice)
        {   /* array[lwr .. upr] where lwr or upr is some function of $
             */
            SliceExp *se = (SliceExp *)exp;

            pvar = &se->lengthVar;
            ce = se->e1;
        }
        else if (exp->op == TOKarray)
        {   /* array[e0, e1, e2, e3] where e0, e1, e2 are some function of $
             * $ is a opDollar!(dim)() where dim is the dimension(0,1,2,...)
             */
            ArrayExp *ae = (ArrayExp *)exp;

            pvar = &ae->lengthVar;
            ce = ae->e1;
        }
        else
            /* Didn't find $, look in enclosing scope(s).
             */
            return NULL;

        while (ce->op == TOKcomma)
            ce = ((CommaExp *)ce)->e2;

        /* If we are indexing into an array that is really a type
         * tuple, rewrite this as an index into a type tuple and
         * try again.
         */
        if (ce->op == TOKtype)
        {
            Type *t = ((TypeExp *)ce)->type;
            if (t->ty == Ttuple)
            {   type = (TypeTuple *)t;
                goto L1;
            }
        }

        /* *pvar is lazily initialized, so if we refer to $
         * multiple times, it gets set only once.
         */
        if (!*pvar)             // if not already initialized
        {   /* Create variable v and set it to the value of $
             */
            VarDeclaration *v;
            Type *t;
            if (ce->op == TOKtuple)
            {   /* It is for an expression tuple, so the
                 * length will be a const.
                 */
                Expression *e = new IntegerExp(Loc(), ((TupleExp *)ce)->exps->dim, Type::tsize_t);
                v = new VarDeclaration(loc, Type::tsize_t, Id::dollar, new ExpInitializer(Loc(), e));
                v->storage_class |= STCstatic | STCconst;
            }
            else if (ce->type && (t = ce->type->toBasetype()) != NULL &&
                     (t->ty == Tstruct || t->ty == Tclass))
            {   // Look for opDollar
                assert(exp->op == TOKarray || exp->op == TOKslice);
                AggregateDeclaration *ad = NULL;

                if (t->ty == Tclass)
                {
                    ad = ((TypeClass *)t)->sym;
                }
                else if (t->ty == Tstruct)
                {
                    ad = ((TypeStruct *)t)->sym;
                }
                assert(ad);

                Dsymbol *s = ad->search(loc, Id::opDollar, 0);
                if (!s)  // no dollar exists -- search in higher scope
                    return NULL;
                s = s->toAlias();

                Expression *e = NULL;
                // Check for multi-dimensional opDollar(dim) template.
                if (TemplateDeclaration *td = s->isTemplateDeclaration())
                {
                    dinteger_t dim;
                    if (exp->op == TOKarray)
                    {
                        dim = ((ArrayExp *)exp)->currentDimension;
                    }
                    else if (exp->op == TOKslice)
                    {
                        dim = 0; // slices are currently always one-dimensional
                    }

                    Objects *tdargs = new Objects();
                    Expression *edim = new IntegerExp(Loc(), dim, Type::tsize_t);
                    edim = edim->semantic(sc);
                    tdargs->push(edim);

                    //TemplateInstance *ti = new TemplateInstance(loc, td, tdargs);
                    //ti->semantic(sc);

                    e = new DotTemplateInstanceExp(loc, ce, td->ident, tdargs);
                }
                else
                {   /* opDollar exists, but it's not a template.
                     * This is acceptable ONLY for single-dimension indexing.
                     * Note that it's impossible to have both template & function opDollar,
                     * because both take no arguments.
                     */
                    if (exp->op == TOKarray && ((ArrayExp *)exp)->arguments->dim != 1)
                    {
                        exp->error("%s only defines opDollar for one dimension", ad->toChars());
                        return NULL;
                    }
                    Declaration *d = s->isDeclaration();
                    assert(d);
                    e = new DotVarExp(loc, ce, d);
                }
                e = e->semantic(sc);
                if (!e->type)
                    exp->error("%s has no value", e->toChars());
                t = e->type->toBasetype();
                if (t && t->ty == Tfunction)
                    e = new CallExp(e->loc, e);
                v = new VarDeclaration(loc, NULL, Id::dollar, new ExpInitializer(Loc(), e));
            }
            else
            {   /* For arrays, $ will either be a compile-time constant
                 * (in which case its value in set during constant-folding),
                 * or a variable (in which case an expression is created in
                 * toir.c).
                 */
                VoidInitializer *e = new VoidInitializer(Loc());
                e->type = Type::tsize_t;
                v = new VarDeclaration(loc, Type::tsize_t, Id::dollar, e);
                v->storage_class |= STCctfe; // it's never a true static variable
            }
            *pvar = v;
        }
        (*pvar)->semantic(sc);
        return (*pvar);
    }
    return NULL;
}
示例#9
0
文件: struct.c 项目: Safety0ff/dmd
void AggregateDeclaration::semantic3(Scope *sc)
{
    //printf("AggregateDeclaration::semantic3(%s)\n", toChars());
    if (members)
    {
        StructDeclaration *sd = isStructDeclaration();
        if (!sc)    // from runDeferredSemantic3 for TypeInfo generation
            goto Lxop;

        sc = sc->push(this);
        sc->parent = this;
        for (size_t i = 0; i < members->dim; i++)
        {
            Dsymbol *s = (*members)[i];
            s->semantic3(sc);
        }
        sc = sc->pop();

        if (!getRTInfo && Type::rtinfo &&
            (!isDeprecated() || global.params.useDeprecated) && // don't do it for unused deprecated types
            (type && type->ty != Terror)) // or error types
        {
            // Evaluate: RTinfo!type
            Objects *tiargs = new Objects();
            tiargs->push(type);
            TemplateInstance *ti = new TemplateInstance(loc, Type::rtinfo, tiargs);
            ti->semantic(sc);
            ti->semantic2(sc);
            ti->semantic3(sc);
            Dsymbol *s = ti->toAlias();
            Expression *e = new DsymbolExp(Loc(), s, 0);

            Scope *sc2 = ti->tempdecl->scope->startCTFE();
            sc2->instantiatingModule = sc->instantiatingModule ? sc->instantiatingModule : sc->module;
            e = e->semantic(sc2);
            sc2->endCTFE();

            e = e->ctfeInterpret();
            getRTInfo = e;
        }

        if (sd)
        {
        Lxop:
            if (sd->xeq &&
                sd->xeq->scope &&
                sd->xeq->semanticRun < PASSsemantic3done)
            {
                unsigned errors = global.startGagging();
                sd->xeq->semantic3(sd->xeq->scope);
                if (global.endGagging(errors))
                    sd->xeq = sd->xerreq;
            }

            if (sd->xcmp &&
                sd->xcmp->scope &&
                sd->xcmp->semanticRun < PASSsemantic3done)
            {
                unsigned errors = global.startGagging();
                sd->xcmp->semantic3(sd->xcmp->scope);
                if (global.endGagging(errors))
                    sd->xcmp = sd->xerrcmp;
            }

            FuncDeclaration *ftostr = search_toString(sd);
            if (ftostr &&
                ftostr->scope &&
                ftostr->semanticRun < PASSsemantic3done)
            {
                ftostr->semantic3(ftostr->scope);
            }

            FuncDeclaration *ftohash = search_toHash(sd);
            if (ftohash &&
                ftohash->scope &&
                ftohash->semanticRun < PASSsemantic3done)
            {
                ftohash->semantic3(ftohash->scope);
            }
        }
    }
}
示例#10
0
文件: cppmangle.c 项目: yeswalrus/dmd
 void store(RootObject *p)
 {
     //printf("push %s\n", p ? p->toChars() : NULL);
     components.push(p);
 }
示例#11
0
文件: struct.c 项目: nrTQgc/ldc
void AggregateDeclaration::semantic3(Scope *sc)
{
    //printf("AggregateDeclaration::semantic3(%s) type = %s, errors = %d\n", toChars(), type->toChars(), errors);
    if (!members)
        return;

    StructDeclaration *sd = isStructDeclaration();
    if (!sc)    // from runDeferredSemantic3 for TypeInfo generation
    {
        assert(sd);
        sd->semanticTypeInfoMembers();
        return;
    }

    Scope *sc2 = sc->push(this);
    sc2->stc &= STCsafe | STCtrusted | STCsystem;
    sc2->parent = this;
    if (isUnionDeclaration())
        sc2->inunion = 1;
    sc2->protection = Prot(PROTpublic);
    sc2->explicitProtection = 0;
    sc2->structalign = STRUCTALIGN_DEFAULT;
    sc2->userAttribDecl = NULL;

    for (size_t i = 0; i < members->dim; i++)
    {
        Dsymbol *s = (*members)[i];
        s->semantic3(sc2);
    }

    sc2->pop();

    // don't do it for unused deprecated types
    // or error types
    if (!getRTInfo && Type::rtinfo &&
        (!isDeprecated() || global.params.useDeprecated) &&
        (type && type->ty != Terror))
    {
        // we do not want to report deprecated uses of this type during RTInfo
        //  generation, so we disable reporting deprecation temporarily
        // WARNING: Muting messages during analysis of RTInfo might silently instantiate
        //  templates that use (other) deprecated types. If these template instances
        //  are used in other parts of the program later, they will be reused without
        //  ever producing the deprecation message. The implementation here restricts
        //  muting to the types that RTInfo is currently generated for.
        bool wasmuted = mutedeprecation;
        mutedeprecation = true;

        // Evaluate: RTinfo!type
        Objects *tiargs = new Objects();
        tiargs->push(type);
        TemplateInstance *ti = new TemplateInstance(loc, Type::rtinfo, tiargs);
        ti->semantic(sc);
        ti->semantic2(sc);
        ti->semantic3(sc);
        Dsymbol *s = ti->toAlias();
        Expression *e = new DsymbolExp(Loc(), s, 0);

        Scope *sc3 = ti->tempdecl->scope->startCTFE();
        sc3->tinst = sc->tinst;
        e = e->semantic(sc3);
        sc3->endCTFE();

        e = e->ctfeInterpret();
        getRTInfo = e;

        mutedeprecation = wasmuted;
    }

    if (sd)
        sd->semanticTypeInfoMembers();
}
示例#12
0
文件: cppmangle.c 项目: Arpit007/GDC
 void store(RootObject *p)
 {
     components.push(p);
 }