2012-09-26 J"orn Rennecke <joern.renne...@arc.com>
* loop-doloop.c (doloop_modify): Pass doloop_end pattern to
gen_doloop_begin.
* loop-doloop.c (doloop_optimize): Pass flag to indicate if loop is
entered at top to gen_doloop_end.
* config/arm/thumb2.md (doloop_end): Accept extra operand.
* config/bfin/bfin.md (doloop_end): Likewise.
* config/c6x/c6x.md (doloop_end): Likewise.
* config/ia64/ia64.md (doloop_end): Likewise.
* config/mep/mep.md (doloop_begin, doloop_end): Likewise.
* config/rs6000/rs6000.md (doloop_end): Likewise.
* config/s390/s390.md (doloop_end): Likewise.
* config/sh/sh.md (doloop_end): Likewise.
* config/spu/spu.md (doloop_end): Likewise.
* config/tilegx/tilegx.md (doloop_end): Likewise.
* config/tilepro/tilepro.md (doloop_end): Likewise.
* doc/md.texi (doloop_end): Document new operand.
http://gcc.gnu.org/ml/gcc-patches/2012-09/msg01807.html
