Mercurial > hg > CbC > CbC_gcc
diff libgomp/sections.c @ 63:b7f97abdc517 gcc-4.6-20100522
update gcc from gcc-4.5.0 to gcc-4.6
author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
---|---|
date | Mon, 24 May 2010 12:47:05 +0900 |
parents | a06113de4d67 |
children | 04ced10e8804 |
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--- a/libgomp/sections.c Fri Feb 12 23:41:23 2010 +0900 +++ b/libgomp/sections.c Mon May 24 12:47:05 2010 +0900 @@ -1,4 +1,4 @@ -/* Copyright (C) 2005, 2007, 2008, 2009 Free Software Foundation, Inc. +/* Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. Contributed by Richard Henderson <rth@redhat.com>. This file is part of the GNU OpenMP Library (libgomp). @@ -34,9 +34,25 @@ { ws->sched = GFS_DYNAMIC; ws->chunk_size = 1; - ws->end = count + 1; + ws->end = count + 1L; ws->incr = 1; ws->next = 1; +#ifdef HAVE_SYNC_BUILTINS + /* Prepare things to make each iteration faster. */ + if (sizeof (long) > sizeof (unsigned)) + ws->mode = 1; + else + { + struct gomp_thread *thr = gomp_thread (); + struct gomp_team *team = thr->ts.team; + long nthreads = team ? team->nthreads : 1; + + ws->mode = ((nthreads | ws->end) + < 1UL << (sizeof (long) * __CHAR_BIT__ / 2 - 1)); + } +#else + ws->mode = 0; +#endif } /* This routine is called when first encountering a sections construct