Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 335 insertions, 0 deletions

diff --git a/gcc-4.9/libgfortran/generated/eoshift3_4.c b/gcc-4.9/libgfortran/generated/eoshift3_4.c
new file mode 100644
index 000000000..ee2b568a4
--- /dev/null
+++ b/gcc-4.9/libgfortran/generated/eoshift3_4.c
@@ -0,0 +1,335 @@
+/* Implementation of the EOSHIFT intrinsic
+   Copyright (C) 2002-2014 Free Software Foundation, Inc.
+   Contributed by Paul Brook <paul@nowt.org>
+
+This file is part of the GNU Fortran runtime library (libgfortran).
+
+Libgfortran is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public
+License as published by the Free Software Foundation; either
+version 3 of the License, or (at your option) any later version.
+
+Libgfortran is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+<http://www.gnu.org/licenses/>.  */
+
+#include "libgfortran.h"
+#include <stdlib.h>
+#include <assert.h>
+#include <string.h>
+
+
+#if defined (HAVE_GFC_INTEGER_4)
+
+static void
+eoshift3 (gfc_array_char * const restrict ret, 
+	const gfc_array_char * const restrict array, 
+	const gfc_array_i4 * const restrict h,
+	const gfc_array_char * const restrict bound, 
+	const GFC_INTEGER_4 * const restrict pwhich,
+	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 *rptr;
+  char * restrict dest;
+  /* s.* indicates the source array.  */
+  index_type sstride[GFC_MAX_DIMENSIONS];
+  index_type sstride0;
+  index_type soffset;
+  const char *sptr;
+  const char *src;
+  /* h.* indicates the shift array.  */
+  index_type hstride[GFC_MAX_DIMENSIONS];
+  index_type hstride0;
+  const GFC_INTEGER_4 *hptr;
+  /* b.* indicates the bound array.  */
+  index_type bstride[GFC_MAX_DIMENSIONS];
+  index_type bstride0;
+  const char *bptr;
+
+  index_type count[GFC_MAX_DIMENSIONS];
+  index_type extent[GFC_MAX_DIMENSIONS];
+  index_type dim;
+  index_type len;
+  index_type n;
+  index_type size;
+  index_type arraysize;
+  int which;
+  GFC_INTEGER_4 sh;
+  GFC_INTEGER_4 delta;
+
+  /* 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);
+  size = GFC_DESCRIPTOR_SIZE(array);
+
+  if (pwhich)
+    which = *pwhich - 1;
+  else
+    which = 0;
+
+  if (ret->base_addr == NULL)
+    {
+      int i;
+
+      ret->base_addr = xmalloc (size * arraysize);
+      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 (unlikely (compile_options.bounds_check))
+    {
+      bounds_reduced_extents ((array_t *) h, (array_t *) array, which,
+      			      "SHIFT argument", "EOSHIFT");
+    }
+
+  if (arraysize == 0)
+    return;
+
+  extent[0] = 1;
+  count[0] = 0;
+  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);
+
+          hstride[n] = GFC_DESCRIPTOR_STRIDE(h,n);
+          if (bound)
+            bstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(bound,n);
+          else
+            bstride[n] = 0;
+          n++;
+        }
+    }
+  if (sstride[0] == 0)
+    sstride[0] = size;
+  if (rstride[0] == 0)
+    rstride[0] = size;
+  if (hstride[0] == 0)
+    hstride[0] = 1;
+  if (bound && bstride[0] == 0)
+    bstride[0] = size;
+
+  dim = GFC_DESCRIPTOR_RANK (array);
+  rstride0 = rstride[0];
+  sstride0 = sstride[0];
+  hstride0 = hstride[0];
+  bstride0 = bstride[0];
+  rptr = ret->base_addr;
+  sptr = array->base_addr;
+  hptr = h->base_addr;
+  if (bound)
+    bptr = bound->base_addr;
+  else
+    bptr = NULL;
+
+  while (rptr)
+    {
+      /* Do the shift for this dimension.  */
+      sh = *hptr;
+      if (( sh >= 0 ? sh : -sh ) > len)
+	{
+	  delta = len;
+	  sh = len;
+	}
+      else
+	delta = (sh >= 0) ? sh: -sh;
+
+      if (sh > 0)
+        {
+          src = &sptr[delta * soffset];
+          dest = rptr;
+        }
+      else
+        {
+          src = sptr;
+          dest = &rptr[delta * roffset];
+        }
+      for (n = 0; n < len - delta; n++)
+        {
+          memcpy (dest, src, size);
+          dest += roffset;
+          src += soffset;
+        }
+      if (sh < 0)
+        dest = rptr;
+      n = delta;
+
+      if (bptr)
+	while (n--)
+	  {
+	    memcpy (dest, bptr, size);
+	    dest += roffset;
+	  }
+      else
+	while (n--)
+	  {
+	    index_type i;
+
+	    if (filler_len == 1)
+	      memset (dest, filler[0], size);
+	    else
+	      for (i = 0; i < size; i += filler_len)
+		memcpy (&dest[i], filler, filler_len);
+
+	    dest += roffset;
+	  }
+
+      /* Advance to the next section.  */
+      rptr += rstride0;
+      sptr += sstride0;
+      hptr += hstride0;
+      bptr += bstride0;
+      count[0]++;
+      n = 0;
+      while (count[n] == extent[n])
+        {
+          /* When we get to the end of a dimension, reset it and increment
+             the next dimension.  */
+          count[n] = 0;
+          /* We could precalculate these products, but this is a less
+             frequently used path so probably not worth it.  */
+          rptr -= rstride[n] * extent[n];
+          sptr -= sstride[n] * extent[n];
+	  hptr -= hstride[n] * extent[n];
+          bptr -= bstride[n] * extent[n];
+          n++;
+          if (n >= dim - 1)
+            {
+              /* Break out of the loop.  */
+              rptr = NULL;
+              break;
+            }
+          else
+            {
+              count[n]++;
+              rptr += rstride[n];
+              sptr += sstride[n];
+	      hptr += hstride[n];
+              bptr += bstride[n];
+            }
+        }
+    }
+}
+
+extern void eoshift3_4 (gfc_array_char * const restrict, 
+	const gfc_array_char * const restrict,
+	const gfc_array_i4 * const restrict, 
+	const gfc_array_char * const restrict,
+	const GFC_INTEGER_4 *);
+export_proto(eoshift3_4);
+
+void
+eoshift3_4 (gfc_array_char * const restrict ret, 
+	const gfc_array_char * const restrict array,
+	const gfc_array_i4 * const restrict h, 
+	const gfc_array_char * const restrict bound,
+	const GFC_INTEGER_4 * const restrict pwhich)
+{
+  eoshift3 (ret, array, h, bound, pwhich, "\0", 1);
+}
+
+
+extern void eoshift3_4_char (gfc_array_char * const restrict, 
+	GFC_INTEGER_4,
+	const gfc_array_char * const restrict,
+	const gfc_array_i4 * const restrict,
+	const gfc_array_char * const restrict,
+	const GFC_INTEGER_4 * const restrict, 
+	GFC_INTEGER_4, GFC_INTEGER_4);
+export_proto(eoshift3_4_char);
+
+void
+eoshift3_4_char (gfc_array_char * const restrict ret,
+	GFC_INTEGER_4 ret_length __attribute__((unused)),
+	const gfc_array_char * const restrict array, 
+	const gfc_array_i4 *  const restrict h,
+	const gfc_array_char * const restrict bound,
+	const GFC_INTEGER_4 * const restrict pwhich,
+	GFC_INTEGER_4 array_length __attribute__((unused)),
+	GFC_INTEGER_4 bound_length __attribute__((unused)))
+{
+  eoshift3 (ret, array, h, bound, pwhich, " ", 1);
+}
+
+
+extern void eoshift3_4_char4 (gfc_array_char * const restrict, 
+	GFC_INTEGER_4,
+	const gfc_array_char * const restrict,
+	const gfc_array_i4 * const restrict,
+	const gfc_array_char * const restrict,
+	const GFC_INTEGER_4 * const restrict, 
+	GFC_INTEGER_4, GFC_INTEGER_4);
+export_proto(eoshift3_4_char4);
+
+void
+eoshift3_4_char4 (gfc_array_char * const restrict ret,
+	GFC_INTEGER_4 ret_length __attribute__((unused)),
+	const gfc_array_char * const restrict array, 
+	const gfc_array_i4 *  const restrict h,
+	const gfc_array_char * const restrict bound,
+	const GFC_INTEGER_4 * const restrict pwhich,
+	GFC_INTEGER_4 array_length __attribute__((unused)),
+	GFC_INTEGER_4 bound_length __attribute__((unused)))
+{
+  static const gfc_char4_t space = (unsigned char) ' ';
+  eoshift3 (ret, array, h, bound, pwhich,
+	    (const char *) &space, sizeof (gfc_char4_t));
+}
+
+#endif