From 1c7f9c93959671fe4c7884991238b8f7fcb08a22 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 27 Dec 2000 23:31:49 +0000 Subject: [PATCH] Don't go through unrolled loop if we would go through it only once. --- sysdeps/alpha/alphaev6/memcpy.S | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/sysdeps/alpha/alphaev6/memcpy.S b/sysdeps/alpha/alphaev6/memcpy.S index 35f17e7f9e..e3af259f8c 100644 --- a/sysdeps/alpha/alphaev6/memcpy.S +++ b/sysdeps/alpha/alphaev6/memcpy.S @@ -16,7 +16,7 @@ License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - + /* * Much of the information about 21264 scheduling/coding comes from: * Compiler Writer's Guide for the Alpha 21264 @@ -86,9 +86,9 @@ $single_head_quad: $do_unroll: addq $16, 64, $7 # E : Initial (+1 trip) wh64 address - cmple $18, 63, $1 # E : Can we go through the unrolled loop? + cmple $18, 127, $1 # E : Can we go through the unrolled loop? bne $1, $tail_quads # U : Nope - nop # E : + nop # E : $unroll_body: wh64 ($7) # L1 : memory subsystem hint: 64 bytes at