C++ GFC_DIMENSION_SET函数代码示例

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本文整理汇总了C++中GFC_DIMENSION_SET函数的典型用法代码示例。如果您正苦于以下问题：C++ GFC_DIMENSION_SET函数的具体用法？C++ GFC_DIMENSION_SET怎么用？C++ GFC_DIMENSION_SET使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了GFC_DIMENSION_SET函数的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: cshift0

static void
cshift0 (gfc_array_char * ret, const gfc_array_char * array,
	 ptrdiff_t shift, int which, index_type size)
{
  /* r.* indicates the return array.  */
  index_type rstride[GFC_MAX_DIMENSIONS];
  index_type rstride0;
  index_type roffset;
  char *rptr;

  /* s.* indicates the source array.  */
  index_type sstride[GFC_MAX_DIMENSIONS];
  index_type sstride0;
  index_type soffset;
  const char *sptr;

  index_type count[GFC_MAX_DIMENSIONS];
  index_type extent[GFC_MAX_DIMENSIONS];
  index_type dim;
  index_type len;
  index_type n;
  index_type arraysize;

  index_type type_size;

  if (which < 1 || which > GFC_DESCRIPTOR_RANK (array))
    runtime_error ("Argument 'DIM' is out of range in call to 'CSHIFT'");

  arraysize = size0 ((array_t *) array);

  if (ret->base_addr == NULL)
    {
      int i;

      ret->offset = 0;
      GFC_DTYPE_COPY(ret,array);
      for (i = 0; i < GFC_DESCRIPTOR_RANK (array); i++)
        {
	  index_type ub, str;

          ub = GFC_DESCRIPTOR_EXTENT(array,i) - 1;

          if (i == 0)
            str = 1;
          else
            str = GFC_DESCRIPTOR_EXTENT(ret,i-1) *
	      GFC_DESCRIPTOR_STRIDE(ret,i-1);

	  GFC_DIMENSION_SET(ret->dim[i], 0, ub, str);
        }

      /* xmallocarray allocates a single byte for zero size.  */
      ret->base_addr = xmallocarray (arraysize, size);
    }
  else if (unlikely (compile_options.bounds_check))
    {
      bounds_equal_extents ((array_t *) ret, (array_t *) array,
				 "return value", "CSHIFT");
    }

  if (arraysize == 0)
    return;

  type_size = GFC_DTYPE_TYPE_SIZE (array);

  switch(type_size)
    {
    case GFC_DTYPE_LOGICAL_1:
    case GFC_DTYPE_INTEGER_1:
      cshift0_i1 ((gfc_array_i1 *)ret, (gfc_array_i1 *) array, shift, which);
      return;

    case GFC_DTYPE_LOGICAL_2:
    case GFC_DTYPE_INTEGER_2:
      cshift0_i2 ((gfc_array_i2 *)ret, (gfc_array_i2 *) array, shift, which);
      return;

    case GFC_DTYPE_LOGICAL_4:
    case GFC_DTYPE_INTEGER_4:
      cshift0_i4 ((gfc_array_i4 *)ret, (gfc_array_i4 *) array, shift, which);
      return;

    case GFC_DTYPE_LOGICAL_8:
    case GFC_DTYPE_INTEGER_8:
      cshift0_i8 ((gfc_array_i8 *)ret, (gfc_array_i8 *) array, shift, which);
      return;

#ifdef HAVE_GFC_INTEGER_16
    case GFC_DTYPE_LOGICAL_16:
    case GFC_DTYPE_INTEGER_16:
      cshift0_i16 ((gfc_array_i16 *)ret, (gfc_array_i16 *) array, shift,
		   which);
      return;
#endif

    case GFC_DTYPE_REAL_4:
      cshift0_r4 ((gfc_array_r4 *)ret, (gfc_array_r4 *) array, shift, which);
      return;

    case GFC_DTYPE_REAL_8:
//.........这里部分代码省略.........

开发者ID:vinriviere，项目名称:m68k-atari-mint-gcc，代码行数:101，代码来源:cshift0.c

示例2: pack_i1

void
pack_i1 (gfc_array_i1 *ret, const gfc_array_i1 *array,
	       const gfc_array_l1 *mask, const gfc_array_i1 *vector)
{
  /* r.* indicates the return array.  */
  index_type rstride0;
  GFC_INTEGER_1 * restrict rptr;
  /* s.* indicates the source array.  */
  index_type sstride[GFC_MAX_DIMENSIONS];
  index_type sstride0;
  const GFC_INTEGER_1 *sptr;
  /* m.* indicates the mask array.  */
  index_type mstride[GFC_MAX_DIMENSIONS];
  index_type mstride0;
  const GFC_LOGICAL_1 *mptr;

  index_type count[GFC_MAX_DIMENSIONS];
  index_type extent[GFC_MAX_DIMENSIONS];
  int zero_sized;
  index_type n;
  index_type dim;
  index_type nelem;
  index_type total;
  int mask_kind;

  dim = GFC_DESCRIPTOR_RANK (array);

  mptr = mask->base_addr;

  /* Use the same loop for all logical types, by using GFC_LOGICAL_1
     and using shifting to address size and endian issues.  */

  mask_kind = GFC_DESCRIPTOR_SIZE (mask);

  if (mask_kind == 1 || mask_kind == 2 || mask_kind == 4 || mask_kind == 8
#ifdef HAVE_GFC_LOGICAL_16
      || mask_kind == 16
#endif
      )
    {
      /*  Do not convert a NULL pointer as we use test for NULL below.  */
      if (mptr)
	mptr = GFOR_POINTER_TO_L1 (mptr, mask_kind);
    }
  else
    runtime_error ("Funny sized logical array");

  zero_sized = 0;
  for (n = 0; n < dim; n++)
    {
      count[n] = 0;
      extent[n] = GFC_DESCRIPTOR_EXTENT(array,n);
      if (extent[n] <= 0)
       zero_sized = 1;
      sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n);
      mstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(mask,n);
    }
  if (sstride[0] == 0)
    sstride[0] = 1;
  if (mstride[0] == 0)
    mstride[0] = mask_kind;

  if (zero_sized)
    sptr = NULL;
  else
    sptr = array->base_addr;

  if (ret->base_addr == NULL || unlikely (compile_options.bounds_check))
    {
      /* Count the elements, either for allocating memory or
	 for bounds checking.  */

      if (vector != NULL)
	{
	  /* The return array will have as many
	     elements as there are in VECTOR.  */
	  total = GFC_DESCRIPTOR_EXTENT(vector,0);
	  if (total < 0)
	    {
	      total = 0;
	      vector = NULL;
	    }
	}
      else
        {
      	  /* We have to count the true elements in MASK.  */
	  total = count_0 (mask);
        }

      if (ret->base_addr == NULL)
	{
	  /* Setup the array descriptor.  */
	  GFC_DIMENSION_SET(ret->dim[0], 0, total-1, 1);

	  ret->offset = 0;

	  /* xmalloc allocates a single byte for zero size.  */
	  ret->base_addr = xmalloc (sizeof (GFC_INTEGER_1) * total);

	  if (total == 0)
//.........这里部分代码省略.........

开发者ID:AlissonLinhares，项目名称:NativeKit，代码行数:101，代码来源:pack_i1.c

示例3: spread_internal

static void
spread_internal (gfc_array_char *ret, const gfc_array_char *source,
		 const index_type *along, const index_type *pncopies)
{
  /* r.* indicates the return array.  */
  index_type rstride[GFC_MAX_DIMENSIONS];
  index_type rstride0;
  index_type rdelta = 0;
  index_type rrank;
  index_type rs;
  char *rptr;
  char *dest;
  /* s.* indicates the source array.  */
  index_type sstride[GFC_MAX_DIMENSIONS];
  index_type sstride0;
  index_type srank;
  const char *sptr;

  index_type count[GFC_MAX_DIMENSIONS];
  index_type extent[GFC_MAX_DIMENSIONS];
  index_type n;
  index_type dim;
  index_type ncopies;
  index_type size;

  size = GFC_DESCRIPTOR_SIZE(source);

  srank = GFC_DESCRIPTOR_RANK(source);

  rrank = srank + 1;
  if (rrank > GFC_MAX_DIMENSIONS)
    runtime_error ("return rank too large in spread()");

  if (*along > rrank)
      runtime_error ("dim outside of rank in spread()");

  ncopies = *pncopies;

  if (ret->base_addr == NULL)
    {
      /* The front end has signalled that we need to populate the
	 return array descriptor.  */

      size_t ub, stride;

      ret->dtype = (source->dtype & ~GFC_DTYPE_RANK_MASK) | rrank;
      dim = 0;
      rs = 1;
      for (n = 0; n < rrank; n++)
	{
	  stride = rs;
	  if (n == *along - 1)
	    {
	      ub = ncopies - 1;
	      rdelta = rs * size;
	      rs *= ncopies;
	    }
	  else
	    {
	      count[dim] = 0;
	      extent[dim] = GFC_DESCRIPTOR_EXTENT(source,dim);
	      sstride[dim] = GFC_DESCRIPTOR_STRIDE_BYTES(source,dim);
	      rstride[dim] = rs * size;

	      ub = extent[dim]-1;
	      rs *= extent[dim];
	      dim++;
	    }

	  GFC_DIMENSION_SET(ret->dim[n], 0, ub, stride);
	}
      ret->offset = 0;
      ret->base_addr = xmallocarray (rs, size);

      if (rs <= 0)
	return;
    }
  else
    {
      int zero_sized;

      zero_sized = 0;

      dim = 0;
      if (GFC_DESCRIPTOR_RANK(ret) != rrank)
	runtime_error ("rank mismatch in spread()");

      if (compile_options.bounds_check)
	{
	  for (n = 0; n < rrank; n++)
	    {
	      index_type ret_extent;

	      ret_extent = GFC_DESCRIPTOR_EXTENT(ret,n);
	      if (n == *along - 1)
		{
		  rdelta = GFC_DESCRIPTOR_STRIDE_BYTES(ret,n);

		  if (ret_extent != ncopies)
		    runtime_error("Incorrect extent in return value of SPREAD"
//.........这里部分代码省略.........

开发者ID:AlexMioMio，项目名称:gcc，代码行数:101，代码来源:spread_generic.c

示例4: ISO_C_BINDING_PREFIX

void
ISO_C_BINDING_PREFIX (c_f_pointer_u0) (void *c_ptr_in,
                                       gfc_array_void *f_ptr_out,
                                       const array_t *shape)
{
  int i = 0;
  int shapeSize = 0;

  GFC_DESCRIPTOR_DATA (f_ptr_out) = c_ptr_in;

  if (shape != NULL)
    {
      index_type source_stride, size;
      index_type str = 1;
      char *p;

      f_ptr_out->offset = str;
      shapeSize = 0;
      p = shape->base_addr;
      size = GFC_DESCRIPTOR_SIZE(shape);

      source_stride = GFC_DESCRIPTOR_STRIDE_BYTES(shape,0);

      /* shape's length (rank of the output array) */
      shapeSize = GFC_DESCRIPTOR_EXTENT(shape,0);
      for (i = 0; i < shapeSize; i++)
        {
	  index_type ub;

          /* Have to allow for the SHAPE array to be any valid kind for
             an INTEGER type.  */
	  switch (size)
	    {
#ifdef HAVE_GFC_INTEGER_1
	      case 1:
		ub = *((GFC_INTEGER_1 *) p);
		break;
#endif
#ifdef HAVE_GFC_INTEGER_2
	      case 2:
		ub = *((GFC_INTEGER_2 *) p);
		break;
#endif
#ifdef HAVE_GFC_INTEGER_4
	      case 4:
		ub = *((GFC_INTEGER_4 *) p);
		break;
#endif
#ifdef HAVE_GFC_INTEGER_8
	      case 8:
		ub = *((GFC_INTEGER_8 *) p);
		break;
#endif
#ifdef HAVE_GFC_INTEGER_16
	      case 16:
		ub = *((GFC_INTEGER_16 *) p);
		break;
#endif
	      default:
		internal_error (NULL, "c_f_pointer_u0: Invalid size");
	    }
	  p += source_stride;

	  if (i != 0)
	    {
	      str = str * GFC_DESCRIPTOR_EXTENT(f_ptr_out,i-1);
	      f_ptr_out->offset += str;
	    }

          /* Lower bound is 1, as specified by the draft.  */
	  GFC_DIMENSION_SET(f_ptr_out->dim[i], 1, ub, str);
        }

      f_ptr_out->offset *= -1;

      /* All we know is the rank, so set it, leaving the rest alone.
         Make NO assumptions about the state of dtype coming in!  If we
         shift right by TYPE_SHIFT bits we'll throw away the existing
         rank.  Then, shift left by the same number to shift in zeros
         and or with the new rank.  */
      f_ptr_out->dtype = ((f_ptr_out->dtype >> GFC_DTYPE_TYPE_SHIFT)
                           << GFC_DTYPE_TYPE_SHIFT) | shapeSize;
    }

开发者ID:abumaryam，项目名称:gcc，代码行数:83，代码来源:iso_c_binding.c

示例5: eoshift0

static void
eoshift0 (gfc_array_char * ret, const gfc_array_char * array,
	  int shift, const char * pbound, int which, index_type size,
	  const char *filler, index_type filler_len)
{
  /* r.* indicates the return array.  */
  index_type rstride[GFC_MAX_DIMENSIONS];
  index_type rstride0;
  index_type roffset;
  char * restrict rptr;
  char *dest;
  /* s.* indicates the source array.  */
  index_type sstride[GFC_MAX_DIMENSIONS];
  index_type sstride0;
  index_type soffset;
  const char *sptr;
  const char *src;

  index_type count[GFC_MAX_DIMENSIONS];
  index_type extent[GFC_MAX_DIMENSIONS];
  index_type dim;
  index_type len;
  index_type n;
  index_type arraysize;

  /* The compiler cannot figure out that these are set, initialize
     them to avoid warnings.  */
  len = 0;
  soffset = 0;
  roffset = 0;

  arraysize = size0 ((array_t *) array);

  if (ret->base_addr == NULL)
    {
      int i;

      ret->offset = 0;
      ret->dtype = array->dtype;
      for (i = 0; i < GFC_DESCRIPTOR_RANK (array); i++)
        {
	  index_type ub, str;

          ub = GFC_DESCRIPTOR_EXTENT(array,i) - 1;

          if (i == 0)
	    str = 1;
          else
            str = GFC_DESCRIPTOR_EXTENT(ret,i-1)
	      * GFC_DESCRIPTOR_STRIDE(ret,i-1);

	  GFC_DIMENSION_SET(ret->dim[i], 0, ub, str);

        }

      /* xmalloc allocates a single byte for zero size.  */
      ret->base_addr = xmalloc (size * arraysize);
    }
  else if (unlikely (compile_options.bounds_check))
    {
      bounds_equal_extents ((array_t *) ret, (array_t *) array,
				 "return value", "EOSHIFT");
    }

  if (arraysize == 0)
    return;

  which = which - 1;

  extent[0] = 1;
  count[0] = 0;
  sstride[0] = -1;
  rstride[0] = -1;
  n = 0;
  for (dim = 0; dim < GFC_DESCRIPTOR_RANK (array); dim++)
    {
      if (dim == which)
        {
          roffset = GFC_DESCRIPTOR_STRIDE_BYTES(ret,dim);
          if (roffset == 0)
            roffset = size;
          soffset = GFC_DESCRIPTOR_STRIDE_BYTES(array,dim);
          if (soffset == 0)
            soffset = size;
          len = GFC_DESCRIPTOR_EXTENT(array,dim);
        }
      else
        {
          count[n] = 0;
          extent[n] = GFC_DESCRIPTOR_EXTENT(array,dim);
          rstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(ret,dim);
          sstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(array,dim);
          n++;
        }
    }
  if (sstride[0] == 0)
    sstride[0] = size;
  if (rstride[0] == 0)
    rstride[0] = size;

//.........这里部分代码省略.........

开发者ID:Lao16，项目名称:gcc，代码行数:101，代码来源:eoshift0.c

示例6: unpack0_i16

void
unpack0_i16 (gfc_array_i16 *ret, const gfc_array_i16 *vector,
		 const gfc_array_l1 *mask, const GFC_INTEGER_16 *fptr)
{
  /* r.* indicates the return array.  */
  index_type rstride[GFC_MAX_DIMENSIONS];
  index_type rstride0;
  index_type rs;
  GFC_INTEGER_16 * restrict rptr;
  /* v.* indicates the vector array.  */
  index_type vstride0;
  GFC_INTEGER_16 *vptr;
  /* Value for field, this is constant.  */
  const GFC_INTEGER_16 fval = *fptr;
  /* m.* indicates the mask array.  */
  index_type mstride[GFC_MAX_DIMENSIONS];
  index_type mstride0;
  const GFC_LOGICAL_1 *mptr;

  index_type count[GFC_MAX_DIMENSIONS];
  index_type extent[GFC_MAX_DIMENSIONS];
  index_type n;
  index_type dim;

  int empty;
  int mask_kind;

  empty = 0;

  mptr = mask->base_addr;

  /* Use the same loop for all logical types, by using GFC_LOGICAL_1
     and using shifting to address size and endian issues.  */

  mask_kind = GFC_DESCRIPTOR_SIZE (mask);

  if (mask_kind == 1 || mask_kind == 2 || mask_kind == 4 || mask_kind == 8
#ifdef HAVE_GFC_LOGICAL_16
      || mask_kind == 16
#endif
      )
    {
      /*  Do not convert a NULL pointer as we use test for NULL below.  */
      if (mptr)
	mptr = GFOR_POINTER_TO_L1 (mptr, mask_kind);
    }
  else
    runtime_error ("Funny sized logical array");

  if (ret->base_addr == NULL)
    {
      /* The front end has signalled that we need to populate the
	 return array descriptor.  */
      dim = GFC_DESCRIPTOR_RANK (mask);
      rs = 1;
      for (n = 0; n < dim; n++)
	{
	  count[n] = 0;
	  GFC_DIMENSION_SET(ret->dim[n], 0,
			    GFC_DESCRIPTOR_EXTENT(mask,n) - 1, rs);
	  extent[n] = GFC_DESCRIPTOR_EXTENT(ret,n);
	  empty = empty || extent[n] <= 0;
	  rstride[n] = GFC_DESCRIPTOR_STRIDE(ret,n);
	  mstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(mask,n);
	  rs *= extent[n];
	}
      ret->offset = 0;
      ret->base_addr = xmallocarray (rs, sizeof (GFC_INTEGER_16));
    }
  else
    {
      dim = GFC_DESCRIPTOR_RANK (ret);
      /* Initialize to avoid -Wmaybe-uninitialized complaints.  */
      rstride[0] = 1;
      for (n = 0; n < dim; n++)
	{
	  count[n] = 0;
	  extent[n] = GFC_DESCRIPTOR_EXTENT(ret,n);
	  empty = empty || extent[n] <= 0;
	  rstride[n] = GFC_DESCRIPTOR_STRIDE(ret,n);
	  mstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(mask,n);
	}
      if (rstride[0] == 0)
	rstride[0] = 1;
    }

  if (empty)
    return;

  if (mstride[0] == 0)
    mstride[0] = 1;

  vstride0 = GFC_DESCRIPTOR_STRIDE(vector,0);
  if (vstride0 == 0)
    vstride0 = 1;
  rstride0 = rstride[0];
  mstride0 = mstride[0];
  rptr = ret->base_addr;
  vptr = vector->base_addr;

//.........这里部分代码省略.........

开发者ID:AlexMioMio，项目名称:gcc，代码行数:101，代码来源:unpack_i16.c

示例7: pack_s_internal

static void
pack_s_internal (gfc_array_char *ret, const gfc_array_char *array,
		 const GFC_LOGICAL_4 *mask, const gfc_array_char *vector,
		 index_type size)
{
  /* r.* indicates the return array.  */
  index_type rstride0;
  char *rptr;
  /* s.* indicates the source array.  */
  index_type sstride[GFC_MAX_DIMENSIONS];
  index_type sstride0;
  const char *sptr;

  index_type count[GFC_MAX_DIMENSIONS];
  index_type extent[GFC_MAX_DIMENSIONS];
  index_type n;
  index_type dim;
  index_type ssize;
  index_type nelem;
  index_type total;

  dim = GFC_DESCRIPTOR_RANK (array);
  /* Initialize sstride[0] to avoid -Wmaybe-uninitialized
     complaints.  */
  sstride[0] = size;
  ssize = 1;
  for (n = 0; n < dim; n++)
    {
      count[n] = 0;
      extent[n] = GFC_DESCRIPTOR_EXTENT(array,n);
      if (extent[n] < 0)
	extent[n] = 0;

      sstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(array,n);
      ssize *= extent[n];
    }
  if (sstride[0] == 0)
    sstride[0] = size;

  sstride0 = sstride[0];

  if (ssize != 0)
    sptr = array->base_addr;
  else
    sptr = NULL;

  if (ret->base_addr == NULL)
    {
      /* Allocate the memory for the result.  */

      if (vector != NULL)
	{
	  /* The return array will have as many elements as there are
	     in vector.  */
	  total = GFC_DESCRIPTOR_EXTENT(vector,0);
	  if (total <= 0)
	    {
	      total = 0;
	      vector = NULL;
	    }
	}
      else
	{
	  if (*mask)
	    {
	      /* The result array will have as many elements as the input
		 array.  */
	      total = extent[0];
	      for (n = 1; n < dim; n++)
		total *= extent[n];
	    }
	  else
	    /* The result array will be empty.  */
	    total = 0;
	}

      /* Setup the array descriptor.  */
      GFC_DIMENSION_SET(ret->dim[0],0,total-1,1);

      ret->offset = 0;

      ret->base_addr = xmallocarray (total, size);

      if (total == 0)
	return;
    }

  rstride0 = GFC_DESCRIPTOR_STRIDE_BYTES(ret,0);
  if (rstride0 == 0)
    rstride0 = size;
  rptr = ret->base_addr;

  /* The remaining possibilities are now:
       If MASK is .TRUE., we have to copy the source array into the
     result array. We then have to fill it up with elements from VECTOR.
       If MASK is .FALSE., we have to copy VECTOR into the result
     array. If VECTOR were not present we would have already returned.  */

  if (*mask && ssize != 0)
    {
//.........这里部分代码省略.........

开发者ID:0day-ci，项目名称:gcc，代码行数:101，代码来源:pack_generic.c

示例8: reshape_internal

static void
reshape_internal (parray *ret, parray *source, shape_type *shape,
		  parray *pad, shape_type *order, index_type size)
{
  /* r.* indicates the return array.  */
  index_type rcount[GFC_MAX_DIMENSIONS];
  index_type rextent[GFC_MAX_DIMENSIONS];
  index_type rstride[GFC_MAX_DIMENSIONS];
  index_type rstride0;
  index_type rdim;
  index_type rsize;
  index_type rs;
  index_type rex;
  char * restrict rptr;
  /* s.* indicates the source array.  */
  index_type scount[GFC_MAX_DIMENSIONS];
  index_type sextent[GFC_MAX_DIMENSIONS];
  index_type sstride[GFC_MAX_DIMENSIONS];
  index_type sstride0;
  index_type sdim;
  index_type ssize;
  const char *sptr;
  /* p.* indicates the pad array.  */
  index_type pcount[GFC_MAX_DIMENSIONS];
  index_type pextent[GFC_MAX_DIMENSIONS];
  index_type pstride[GFC_MAX_DIMENSIONS];
  index_type pdim;
  index_type psize;
  const char *pptr;

  const char *src;
  int n;
  int dim;
  int sempty, pempty, shape_empty;
  index_type shape_data[GFC_MAX_DIMENSIONS];

  rdim = GFC_DESCRIPTOR_EXTENT(shape,0);
  if (rdim != GFC_DESCRIPTOR_RANK(ret))
    runtime_error("rank of return array incorrect in RESHAPE intrinsic");

  shape_empty = 0;

  for (n = 0; n < rdim; n++)
    {
      shape_data[n] = shape->base_addr[n * GFC_DESCRIPTOR_STRIDE(shape,0)];
      if (shape_data[n] <= 0)
	{
	  shape_data[n] = 0;
	  shape_empty = 1;
	}
    }

  if (ret->base_addr == NULL)
    {
      index_type alloc_size;

      rs = 1;
      for (n = 0; n < rdim; n++)
	{
	  rex = shape_data[n];

	  GFC_DIMENSION_SET(ret->dim[n],0,rex - 1,rs);

	  rs *= rex;
	}
      ret->offset = 0;

      if (unlikely (rs < 1))
	alloc_size = 1;
      else
	alloc_size = rs * size;

      ret->base_addr = xmalloc (alloc_size);

      ret->dtype = (source->dtype & ~GFC_DTYPE_RANK_MASK) | rdim;
    }

  if (shape_empty)
    return;

  if (pad)
    {
      pdim = GFC_DESCRIPTOR_RANK (pad);
      psize = 1;
      pempty = 0;
      for (n = 0; n < pdim; n++)
        {
          pcount[n] = 0;
          pstride[n] = GFC_DESCRIPTOR_STRIDE(pad,n);
          pextent[n] = GFC_DESCRIPTOR_EXTENT(pad,n);
          if (pextent[n] <= 0)
	    {
	      pempty = 1;
              pextent[n] = 0;
	    }

          if (psize == pstride[n])
            psize *= pextent[n];
          else
            psize = 0;
//.........这里部分代码省略.........

开发者ID:mohammadsavadkuhi，项目名称:gcc，代码行数:101，代码来源:reshape_generic.c

注：本文中的GFC_DIMENSION_SET函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ GFC_DIMENSION_SET函数代码示例

示例1: cshift0

示例2: pack_i1

示例3: spread_internal

示例4: ISO_C_BINDING_PREFIX

示例5: eoshift0

示例6: unpack0_i16

示例7: pack_s_internal

示例8: reshape_internal

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