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authorAdhemerval Zanella <azanella@linux.vnet.ibm.com>2013-10-14 09:59:59 -0500
committerAdhemerval Zanella <azanella@linux.vnet.ibm.com>2013-12-06 05:47:02 -0600
commitea5a72f882f878a5ea00d69e56a19c2fc3fd2d2a (patch)
treec59e45c6562946ff134883c41a77ba35987dbe35 /sysdeps/powerpc/powerpc32/power6/wordcopy.c
parent93be09e7259caf227dd586404f3c74b61c830cb4 (diff)
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PowerPC: multiarch wordcopy routines for PowerPC32
Diffstat (limited to 'sysdeps/powerpc/powerpc32/power6/wordcopy.c')
-rw-r--r--sysdeps/powerpc/powerpc32/power6/wordcopy.c217
1 files changed, 0 insertions, 217 deletions
diff --git a/sysdeps/powerpc/powerpc32/power6/wordcopy.c b/sysdeps/powerpc/powerpc32/power6/wordcopy.c
deleted file mode 100644
index 4106e5c6ed..0000000000
--- a/sysdeps/powerpc/powerpc32/power6/wordcopy.c
+++ /dev/null
@@ -1,217 +0,0 @@
-/* _memcopy.c -- subroutines for memory copy functions.
-   Copyright (C) 1991-2013 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Torbjorn Granlund (tege@sics.se).
-   Updated for POWER6 by Steven Munroe (sjmunroe@us.ibm.com).
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
-
-/* BE VERY CAREFUL IF YOU CHANGE THIS CODE...!  */
-
-#include <stddef.h>
-#include <memcopy.h>
-
-/* _wordcopy_fwd_aligned -- Copy block beginning at SRCP to
-   block beginning at DSTP with LEN `op_t' words (not LEN bytes!).
-   Both SRCP and DSTP should be aligned for memory operations on `op_t's.  */
-
-void
-_wordcopy_fwd_aligned (dstp, srcp, len)
-     long int dstp;
-     long int srcp;
-     size_t len;
-{
-  op_t a0, a1;
-
-  if (len & 1)
-  {
-    ((op_t *) dstp)[0] = ((op_t *) srcp)[0];
-
-    if (len == 1)
-      return;
-    srcp += OPSIZ;
-    dstp += OPSIZ;
-    len -= 1;
-  }
-
-  do
-    {
-      a0 = ((op_t *) srcp)[0];
-      a1 = ((op_t *) srcp)[1];
-      ((op_t *) dstp)[0] = a0;
-      ((op_t *) dstp)[1] = a1;
-
-      srcp += 2 * OPSIZ;
-      dstp += 2 * OPSIZ;
-      len -= 2;
-    }
-  while (len != 0);
-}
-
-/* _wordcopy_fwd_dest_aligned -- Copy block beginning at SRCP to
-   block beginning at DSTP with LEN `op_t' words (not LEN bytes!).
-   DSTP should be aligned for memory operations on `op_t's, but SRCP must
-   *not* be aligned.  */
-
-#define fwd_align_merge(align)                                         \
-  do                                                                   \
-    {                                                                  \
-      a1 = ((op_t *) srcp)[1];                                         \
-      a2 = ((op_t *) srcp)[2];                                         \
-      ((op_t *) dstp)[0] = MERGE (a0, align*8, a1, (32-align*8));      \
-      ((op_t *) dstp)[1] = MERGE (a1, align*8, a2, (32-align*8));      \
-      a0 = a2;                                                         \
-      srcp += 2 * OPSIZ;                                               \
-      dstp += 2 * OPSIZ;                                               \
-      len -= 2;                                                                \
-    }                                                                  \
-  while (len != 0)
-
-void
-_wordcopy_fwd_dest_aligned (dstp, srcp, len)
-     long int dstp;
-     long int srcp;
-     size_t len;
-{
-  op_t a0, a1, a2;
-  int sh_1, sh_2;
-  int align;
-
-  /* Calculate how to shift a word read at the memory operation
-     aligned srcp to make it aligned for copy.  */
-
-  align = srcp % OPSIZ;
-  sh_1 = 8 * (srcp % OPSIZ);
-  sh_2 = 8 * OPSIZ - sh_1;
-
-  /* Make SRCP aligned by rounding it down to the beginning of the `op_t'
-     it points in the middle of.  */
-  srcp &= -OPSIZ;
-  a0 = ((op_t *) srcp)[0];
-
-  if (len & 1)
-  {
-    a1 = ((op_t *) srcp)[1];
-    ((op_t *) dstp)[0] = MERGE (a0, sh_1, a1, sh_2);
-
-    if (len == 1)
-      return;
-
-    a0 = a1;
-    srcp += OPSIZ;
-    dstp += OPSIZ;
-    len -= 1;
-  }
-
-  fwd_align_merge (align);
-
-}
-
-/* _wordcopy_bwd_aligned -- Copy block finishing right before
-   SRCP to block finishing right before DSTP with LEN `op_t' words
-   (not LEN bytes!).  Both SRCP and DSTP should be aligned for memory
-   operations on `op_t's.  */
-
-void
-_wordcopy_bwd_aligned (dstp, srcp, len)
-     long int dstp;
-     long int srcp;
-     size_t len;
-{
-  op_t a0, a1;
-
-  if (len & 1)
-  {
-    srcp -= OPSIZ;
-    dstp -= OPSIZ;
-    ((op_t *) dstp)[0] = ((op_t *) srcp)[0];
-
-    if (len == 1)
-      return;
-    len -= 1;
-  }
-
-  do
-    {
-      srcp -= 2 * OPSIZ;
-      dstp -= 2 * OPSIZ;
-
-      a1 = ((op_t *) srcp)[1];
-      a0 = ((op_t *) srcp)[0];
-      ((op_t *) dstp)[1] = a1;
-      ((op_t *) dstp)[0] = a0;
-
-      len -= 2;
-    }
-  while (len != 0);
-}
-
-#define bwd_align_merge(align)                                         \
-  do                                                                   \
-    {                                                                  \
-      srcp -= 2 * OPSIZ;                                               \
-      dstp -= 2 * OPSIZ;                                               \
-      a1 = ((op_t *) srcp)[1];                                         \
-      a0 = ((op_t *) srcp)[0];                                         \
-      ((op_t *) dstp)[1] = MERGE (a1, align*8, a2, (32-align*8));      \
-      ((op_t *) dstp)[0] = MERGE (a0, align*8, a1, (32-align*8));      \
-      a2 = a0;                                                         \
-      len -= 2;                                                                \
-    }                                                                  \
-  while (len != 0)
-
-/* _wordcopy_bwd_dest_aligned -- Copy block finishing right
-   before SRCP to block finishing right before DSTP with LEN `op_t'
-   words (not LEN bytes!).  DSTP should be aligned for memory
-   operations on `op_t', but SRCP must *not* be aligned.  */
-
-void
-_wordcopy_bwd_dest_aligned (dstp, srcp, len)
-     long int dstp;
-     long int srcp;
-     size_t len;
-{
-  op_t a0, a1, a2;
-  int sh_1, sh_2;
-  int align;
-
-  /* Calculate how to shift a word read at the memory operation
-     aligned srcp to make it aligned for copy.  */
-
-  align = srcp % OPSIZ;
-  sh_1 = 8 * (srcp % OPSIZ);
-  sh_2 = 8 * OPSIZ - sh_1;
-
-  /* Make srcp aligned by rounding it down to the beginning of the op_t
-     it points in the middle of.  */
-  srcp &= -OPSIZ;
-  a2 = ((op_t *) srcp)[0];
-
-  if (len & 1)
-  {
-    srcp -= OPSIZ;
-    dstp -= OPSIZ;
-    a1 = ((op_t *) srcp)[0];
-    ((op_t *) dstp)[0] = MERGE (a1, sh_1, a2, sh_2);
-
-    if (len == 1)
-      return;
-
-    a2 = a1;
-    len -= 1;
-  }
-
-  bwd_align_merge (align);
-}