/* Implementation of the BESSEL_JN and BESSEL_YN transformational
function using a recurrence algorithm.
- Copyright 2010 Free Software Foundation, Inc.
+ Copyright (C) 2010-2015 Free Software Foundation, Inc.
Contributed by Tobias Burnus <burnus@net-b.de>
This file is part of the GNU Fortran runtime library (libgfortran).
stride = GFC_DESCRIPTOR_STRIDE(ret,0);
- if (ret->data == NULL)
+ if (ret->base_addr == NULL)
{
size_t size = n2 < n1 ? 0 : n2-n1+1;
GFC_DIMENSION_SET(ret->dim[0], 0, size-1, 1);
- ret->data = internal_malloc_size (sizeof (GFC_REAL_10) * size);
+ ret->base_addr = xmallocarray (size, sizeof (GFC_REAL_10));
ret->offset = 0;
}
if (unlikely (x == 0))
{
- ret->data[0] = 1;
+ ret->base_addr[0] = 1;
for (i = 1; i <= n2-n1; i++)
- ret->data[i*stride] = 0;
+ ret->base_addr[i*stride] = 0;
return;
}
- ret->data = ret->data;
last1 = MATHFUNC(jn) (n2, x);
- ret->data[(n2-n1)*stride] = last1;
+ ret->base_addr[(n2-n1)*stride] = last1;
if (n1 == n2)
return;
last2 = MATHFUNC(jn) (n2 - 1, x);
- ret->data[(n2-n1-1)*stride] = last2;
+ ret->base_addr[(n2-n1-1)*stride] = last2;
if (n1 + 1 == n2)
return;
for (i = n2-n1-2; i >= 0; i--)
{
- ret->data[i*stride] = x2rev * (i+1+n1) * last2 - last1;
+ ret->base_addr[i*stride] = x2rev * (i+1+n1) * last2 - last1;
last1 = last2;
- last2 = ret->data[i*stride];
+ last2 = ret->base_addr[i*stride];
}
}
stride = GFC_DESCRIPTOR_STRIDE(ret,0);
- if (ret->data == NULL)
+ if (ret->base_addr == NULL)
{
size_t size = n2 < n1 ? 0 : n2-n1+1;
GFC_DIMENSION_SET(ret->dim[0], 0, size-1, 1);
- ret->data = internal_malloc_size (sizeof (GFC_REAL_10) * size);
+ ret->base_addr = xmallocarray (size, sizeof (GFC_REAL_10));
ret->offset = 0;
}
{
for (i = 0; i <= n2-n1; i++)
#if defined(GFC_REAL_10_INFINITY)
- ret->data[i*stride] = -GFC_REAL_10_INFINITY;
+ ret->base_addr[i*stride] = -GFC_REAL_10_INFINITY;
#else
- ret->data[i*stride] = -GFC_REAL_10_HUGE;
+ ret->base_addr[i*stride] = -GFC_REAL_10_HUGE;
#endif
return;
}
- ret->data = ret->data;
last1 = MATHFUNC(yn) (n1, x);
- ret->data[0] = last1;
+ ret->base_addr[0] = last1;
if (n1 == n2)
return;
last2 = MATHFUNC(yn) (n1 + 1, x);
- ret->data[1*stride] = last2;
+ ret->base_addr[1*stride] = last2;
if (n1 + 1 == n2)
return;
x2rev = GFC_REAL_10_LITERAL(2.)/x;
- for (i = 2; i <= n1+n2; i++)
+ for (i = 2; i <= n2 - n1; i++)
{
#if defined(GFC_REAL_10_INFINITY)
if (unlikely (last2 == -GFC_REAL_10_INFINITY))
{
- ret->data[i*stride] = -GFC_REAL_10_INFINITY;
+ ret->base_addr[i*stride] = -GFC_REAL_10_INFINITY;
}
else
#endif
{
- ret->data[i*stride] = x2rev * (i-1+n1) * last2 - last1;
+ ret->base_addr[i*stride] = x2rev * (i-1+n1) * last2 - last1;
last1 = last2;
- last2 = ret->data[i*stride];
+ last2 = ret->base_addr[i*stride];
}
}
}