Revert:
2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR rtl-opt/37451
* loop-doloop.c (doloop_modify): New argument zero_extend_p and
zero extend count after the correction to it is done.
(doloop_optimize): Update call to doloop_modify, don't zero extend
count before call.
2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR rtl-opt/37782
* loop-doloop.c (doloop_modify): Add from_mode argument that says what
mode count is in.
(doloop_optimize): Update call to doloop_modify.
testsuite:
* gcc.c-torture/execute/doloop-1.c,
gcc.c-torture/execute/doloop-2.c: New tests.
From-SVN: r181929