Example #1
0
File: typinf.c Project: spott/dmd
void TypeInfoTupleDeclaration::toDt(dt_t **pdt)
{
    //printf("TypeInfoTupleDeclaration::toDt() %s\n", tinfo->toChars());
    dtxoff(pdt, Type::typeinfotypelist->toVtblSymbol(), 0, TYnptr); // vtbl for TypeInfoInterface
    dtsize_t(pdt, 0);                        // monitor

    assert(tinfo->ty == Ttuple);

    TypeTuple *tu = (TypeTuple *)tinfo;

    size_t dim = tu->arguments->dim;
    dtsize_t(pdt, dim);                      // elements.length

    dt_t *d = NULL;
    for (size_t i = 0; i < dim; i++)
    {   Parameter *arg = tu->arguments->tdata()[i];
        Expression *e = arg->type->getTypeInfo(NULL);
        e = e->optimize(WANTvalue);
        e->toDt(&d);
    }

    Symbol *s;
    s = static_sym();
    s->Sdt = d;
    outdata(s);

    dtxoff(pdt, s, 0, TYnptr);              // elements.ptr
}
Example #2
0
dt_t *ArrayInitializer::toDtBit()
{
#if DMDV1
    unsigned size;
    unsigned length;
    unsigned tadim;
    dt_t *d;
    dt_t **pdtend;
    Type *tb = type->toBasetype();

    //printf("ArrayInitializer::toDtBit('%s')\n", toChars());

    Bits databits;
    Bits initbits;

    if (tb->ty == Tsarray)
    {
        /* The 'dim' for ArrayInitializer is only the maximum dimension
         * seen in the initializer, not the type. So, for static arrays,
         * use instead the dimension of the type in order
         * to get the whole thing.
         */
        dinteger_t value = ((TypeSArray*)tb)->dim->toInteger();
        tadim = value;
        assert(tadim == value);  // truncation overflow should already be checked
        databits.resize(tadim);
        initbits.resize(tadim);
    }
    else
    {
        databits.resize(dim);
        initbits.resize(dim);
    }

    /* The default initializer may be something other than zero.
     */
    if (tb->next->defaultInit()->toInteger())
        databits.set();

    size = sizeof(databits.data[0]);

    length = 0;
    for (size_t i = 0; i < index.dim; i++)
    {   Expression *idx;
        Initializer *val;
        Expression *eval;

        idx = (Expression *)index.data[i];
        if (idx)
        {   dinteger_t value;
            value = idx->toInteger();
            length = value;
            if (length != value)
            {   error(loc, "index overflow %llu", value);
                length = 0;
            }
        }
        assert(length < dim);

        val = (Initializer *)value.data[i];
        eval = val->toExpression();
        if (initbits.test(length))
            error(loc, "duplicate initializations for index %d", length);
        initbits.set(length);
        if (eval->toInteger())          // any non-zero value is boolean 'true'
            databits.set(length);
        else
            databits.clear(length);     // boolean 'false'
        length++;
    }

    d = NULL;
#ifdef IN_GCC
    pdtend = dtnbits(&d, databits.allocdim * size, (char *)databits.data, sizeof(databits.data[0]));
#else
    pdtend = dtnbytes(&d, databits.allocdim * size, (char *)databits.data);
#endif
    switch (tb->ty)
    {
    case Tsarray:
    {
        if (dim > tadim)
        {
            error(loc, "too many initializers, %d, for array[%d]", dim, tadim);
        }
        else
        {
            tadim = (tadim + 31) / 32;
            if (databits.allocdim < tadim)
                pdtend = dtnzeros(pdtend, size * (tadim - databits.allocdim));      // pad out end of array
        }
        break;
    }

    case Tpointer:
    case Tarray:
        // Create symbol, and then refer to it
        Symbol *s;
        s = static_sym();
        s->Sdt = d;
        outdata(s);

        d = NULL;
        if (tb->ty == Tarray)
            dtsize_t(&d, dim);
        dtxoff(&d, s, 0, TYnptr);
        break;

    default:
        assert(0);
    }
    return d;
#else
    return NULL;
#endif
}
Example #3
0
dt_t *ArrayInitializer::toDt()
{
    //printf("ArrayInitializer::toDt('%s')\n", toChars());
    Type *tb = type->toBasetype();
    if (tb->ty == Tvector)
        tb = ((TypeVector *)tb)->basetype;

    Type *tn = tb->nextOf()->toBasetype();

    Dts dts;
    unsigned size;
    unsigned length;
    dt_t *dt;
    dt_t *d;
    dt_t **pdtend;

    //printf("\tdim = %d\n", dim);
    dts.setDim(dim);
    dts.zero();

    size = tn->size();

    length = 0;
    for (size_t i = 0; i < index.dim; i++)
    {   Expression *idx;
        Initializer *val;

        idx = index[i];
        if (idx)
            length = idx->toInteger();
        //printf("\tindex[%d] = %p, length = %u, dim = %u\n", i, idx, length, dim);

        assert(length < dim);
        val = value[i];
        dt = val->toDt();
        if (dts[length])
            error(loc, "duplicate initializations for index %d", length);
        if (tn->ty == Tsarray)
            dt = createTsarrayDt(dt, tb->nextOf());
        dts[length] = dt;
        length++;
    }

    Expression *edefault = tb->nextOf()->defaultInit();
#ifdef IN_GCC
    dt_t * sadefault = NULL;

    if (tn->ty == Tsarray)
        tn->toDt(& sadefault);
    else
        edefault->toDt(& sadefault);
#else
    unsigned n = 1;
    for (Type *tbn = tn; tbn->ty == Tsarray; tbn = tbn->nextOf()->toBasetype())
    {   TypeSArray *tsa = (TypeSArray *)tbn;

        n *= tsa->dim->toInteger();
    }
#endif

    d = NULL;
    pdtend = &d;
    for (size_t i = 0; i < dim; i++)
    {
        dt = dts[i];
#ifdef IN_GCC
        pdtend = dtcontainer(pdtend, NULL, dt ? dt : sadefault);
#else
        if (dt)
            pdtend = dtcat(pdtend, dt);
        else
        {
            for (size_t j = 0; j < n; j++)
                pdtend = edefault->toDt(pdtend);
        }
#endif
    }
    switch (tb->ty)
    {
        case Tsarray:
        {   unsigned tadim;
            TypeSArray *ta = (TypeSArray *)tb;

            tadim = ta->dim->toInteger();
            if (dim < tadim)
            {
 	

#ifdef IN_GCC
                // Pad out the rest of the array with single elements.
                // Otherwise breaks -fsection-anchors on ARM when
                // backend calculates field positions for array members.
                for (size_t i = dim; i < tadim; i++)
                    pdtend = dtcontainer(pdtend, NULL, sadefault);
#else
                if (edefault->isBool(FALSE))
                    // pad out end of array
                    pdtend = dtnzeros(pdtend, size * (tadim - dim));
                else
                {
                    for (size_t i = dim; i < tadim; i++)
                    {   for (size_t j = 0; j < n; j++)
                            pdtend = edefault->toDt(pdtend);
                    }
                }
#endif
            }
            else if (dim > tadim)
            {
                error(loc, "too many initializers, %d, for array[%d]", dim, tadim);
            }
#ifdef IN_GCC
            dt_t * cdt = NULL;
            dtcontainer(& cdt, type, d);
            d = cdt;
#endif
            break;
        }

        case Tpointer:
        case Tarray:
        {   // Create symbol, and then refer to it
            Symbol *s = static_sym();
            s->Sdt = d;
            outdata(s);

            d = NULL;
            if (tb->ty == Tarray)
                dtsize_t(&d, dim);
            dtxoff(&d, s, 0, TYnptr);
#ifdef IN_GCC
            dt_t * cdt;
            cdt = NULL;
            if (tb->ty == Tarray)
            {
                dtcontainer(& cdt, type, d);
                d = cdt;
            }
#endif
            break;
        }

        default:
            assert(0);
    }
    return d;
}
Example #4
0
dt_t *ArrayInitializer::toDt()
{
    //printf("ArrayInitializer::toDt('%s')\n", toChars());
    Type *tb = type->toBasetype();
    Type *tn = tb->next->toBasetype();

    if (tn->ty == Tbit)
        return toDtBit();

    Array dts;
    unsigned size;
    unsigned length;
    dt_t *dt;
    dt_t *d;
    dt_t **pdtend;

    //printf("\tdim = %d\n", dim);
    dts.setDim(dim);
    dts.zero();

    size = tn->size();

    length = 0;
    for (size_t i = 0; i < index.dim; i++)
    {   Expression *idx;
        Initializer *val;

        idx = (Expression *)index.data[i];
        if (idx)
            length = idx->toInteger();
        //printf("\tindex[%d] = %p, length = %u, dim = %u\n", i, idx, length, dim);

        assert(length < dim);
        val = (Initializer *)value.data[i];
        dt = val->toDt();
        if (dts.data[length])
            error(loc, "duplicate initializations for index %d", length);
        dts.data[length] = (void *)dt;
        length++;
    }

    Expression *edefault = tb->next->defaultInit();
#ifdef IN_GCC
    dt_t * sadefault = NULL;

    if (tn->ty == Tsarray)
        tn->toDt(& sadefault);
    else
        edefault->toDt(& sadefault);
#else
    unsigned n = 1;
    for (Type *tbn = tn; tbn->ty == Tsarray; tbn = tbn->next->toBasetype())
    {   TypeSArray *tsa = (TypeSArray *)tbn;

        n *= tsa->dim->toInteger();
    }
#endif

    d = NULL;
    pdtend = &d;
    for (size_t i = 0; i < dim; i++)
    {
        dt = (dt_t *)dts.data[i];
#ifdef IN_GCC
        pdtend = dtcontainer(pdtend, NULL, dt ? dt : sadefault);
#else
        if (dt)
            pdtend = dtcat(pdtend, dt);
        else
        {
            for (size_t j = 0; j < n; j++)
                pdtend = edefault->toDt(pdtend);
        }
#endif
    }
    switch (tb->ty)
    {
    case Tsarray:
    {   unsigned tadim;
        TypeSArray *ta = (TypeSArray *)tb;

        tadim = ta->dim->toInteger();
        if (dim < tadim)
        {
            if (edefault->isBool(FALSE))
                // pad out end of array
                // (ok for GDC as well)
                pdtend = dtnzeros(pdtend, size * (tadim - dim));
            else
            {
                for (size_t i = dim; i < tadim; i++)
#ifdef IN_GCC
                    pdtend = dtcontainer(pdtend, NULL, sadefault);
#else
                {   for (size_t j = 0; j < n; j++)
                        pdtend = edefault->toDt(pdtend);
                }
#endif
            }
        }
        else if (dim > tadim)
        {
#ifdef DEBUG
            printf("1: ");
#endif
            error(loc, "too many initializers, %d, for array[%d]", dim, tadim);
        }
#ifdef IN_GCC
        dt_t * cdt = NULL;
        dtcontainer(& cdt, type, d);
        d = cdt;
#endif
        break;
    }

    case Tpointer:
    case Tarray:
    {   // Create symbol, and then refer to it
        Symbol *s = static_sym();
        s->Sdt = d;
        outdata(s);

        d = NULL;
        if (tb->ty == Tarray)
            dtsize_t(&d, dim);
        dtxoff(&d, s, 0, TYnptr);
#ifdef IN_GCC
        dt_t * cdt;
        cdt = NULL;
        if (tb->ty == Tarray)
        {
            dtcontainer(& cdt, type, d);
            d = cdt;
        }
#endif
        break;
    }

    default:
        assert(0);
    }
    return d;
}
Example #5
0
File: todt.c Project: michelf/dmd
dt_t *ArrayInitializer::toDt()
{
    //printf("ArrayInitializer::toDt('%s')\n", toChars());
    Type *tb = type->toBasetype();
    Type *tn = tb->nextOf()->toBasetype();

    Dts dts;
    unsigned size;
    unsigned length;
    unsigned i;
    dt_t *dt;
    dt_t *d;
    dt_t **pdtend;

    //printf("\tdim = %d\n", dim);
    dts.setDim(dim);
    dts.zero();

    size = tn->size();

    length = 0;
    for (i = 0; i < index.dim; i++)
    {   Expression *idx;
        Initializer *val;

        idx = index.tdata()[i];
        if (idx)
            length = idx->toInteger();
        //printf("\tindex[%d] = %p, length = %u, dim = %u\n", i, idx, length, dim);

        assert(length < dim);
        val = value.tdata()[i];
        dt = val->toDt();
        if (dts.tdata()[length])
            error(loc, "duplicate initializations for index %d", length);
        dts.tdata()[length] = dt;
        length++;
    }

    Expression *edefault = tb->nextOf()->defaultInit();

    unsigned n = 1;
    for (Type *tbn = tn; tbn->ty == Tsarray; tbn = tbn->nextOf()->toBasetype())
    {   TypeSArray *tsa = (TypeSArray *)tbn;

        n *= tsa->dim->toInteger();
    }

    d = NULL;
    pdtend = &d;
    for (i = 0; i < dim; i++)
    {
        dt = dts.tdata()[i];
        if (dt)
            pdtend = dtcat(pdtend, dt);
        else
        {
            for (int j = 0; j < n; j++)
                pdtend = edefault->toDt(pdtend);
        }
    }
    switch (tb->ty)
    {
        case Tsarray:
        {   unsigned tadim;
            TypeSArray *ta = (TypeSArray *)tb;

            tadim = ta->dim->toInteger();
            if (dim < tadim)
            {
                if (edefault->isBool(FALSE))
                    // pad out end of array
                    pdtend = dtnzeros(pdtend, size * (tadim - dim));
                else
                {
                    for (i = dim; i < tadim; i++)
                    {   for (int j = 0; j < n; j++)
                            pdtend = edefault->toDt(pdtend);
                    }
                }
            }
            else if (dim > tadim)
            {
#ifdef DEBUG
                printf("1: ");
#endif
                error(loc, "too many initializers, %d, for array[%d]", dim, tadim);
            }
            break;
        }

        case Tpointer:
        case Tarray:
            // Create symbol, and then refer to it
            Symbol *s;
            s = static_sym();
            s->Sdt = d;
            outdata(s);

            d = NULL;
            if (tb->ty == Tarray)
                dtsize_t(&d, dim);
            dtxoff(&d, s, 0, TYnptr);
            break;

        default:
            assert(0);
    }
    return d;
}