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| author | Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> | 2004-03-18 17:42:34 +0100 |
|---|---|---|
| committer | Zdenek Dvorak <rakdver@gcc.gnu.org> | 2004-03-18 16:42:34 +0000 |
| commit | 689ba89dd8da4c7ecad4dab5e98d0d87d4e64383 (patch) | |
| tree | 245f4992ca85428a919452579f49376b65e76f95 /gcc/loop.c | |
| parent | 327e5343434d5a2b3e3e10bef5f4be570aed4d0c (diff) | |
| download | gcc-689ba89dd8da4c7ecad4dab5e98d0d87d4e64383.tar.gz | |
doloop.c: Removed.
* doloop.c: Removed.
* loop-doloop.c: New file.
* Makefile.in (doloop.o): Remove.
(loop-doloop.o): New.
* cfgloop.h (get_loop_level, doloop_optimize_loops): Declare.
* cfgloopanal.c (get_loop_level): New function.
* loop-iv.c (iv_number_of_iterations): Handle case when loop
is leaved immediatelly.
* loop.c (strength_reduce): Do not call doloop optimization.
* loop.h (LOOP_BCT): Removed.
* passes.c (rest_of_handle_loop_optimize): Do not use LOOP_BCT.
(rest_of_handle_loop2): Call doloop_optimize_loops.
(rest_of_compilation): Test for optimizations moved to
rest_of_handle_loop2.
From-SVN: r79625
Diffstat (limited to 'gcc/loop.c')
| -rw-r--r-- | gcc/loop.c | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/gcc/loop.c b/gcc/loop.c index 5d458cbabc8..1b488fe5dbc 100644 --- a/gcc/loop.c +++ b/gcc/loop.c @@ -5352,23 +5352,6 @@ strength_reduce (struct loop *loop, int flags) && unrolled_insn_copies <= insn_count)) unroll_loop (loop, insn_count, 1); -#ifdef HAVE_doloop_end - if (HAVE_doloop_end && (flags & LOOP_BCT) && flag_branch_on_count_reg) - doloop_optimize (loop); -#endif /* HAVE_doloop_end */ - - /* In case number of iterations is known, drop branch prediction note - in the branch. Do that only in second loop pass, as loop unrolling - may change the number of iterations performed. */ - if (flags & LOOP_BCT) - { - unsigned HOST_WIDE_INT n - = loop_info->n_iterations / loop_info->unroll_number; - if (n > 1) - predict_insn (prev_nonnote_insn (loop->end), PRED_LOOP_ITERATIONS, - REG_BR_PROB_BASE - REG_BR_PROB_BASE / n); - } - if (loop_dump_stream) fprintf (loop_dump_stream, "\n"); |