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| author | Michael Matz <matz@suse.de> | 2017-12-07 14:49:54 +0000 |
|---|---|---|
| committer | Michael Matz <matz@gcc.gnu.org> | 2017-12-07 14:49:54 +0000 |
| commit | 1cc521f1a824b5913aeda06ebe296de98f2d9453 (patch) | |
| tree | 906285fc77b9852eb7e207a988b9d0144496c8b1 /gcc/cfgloopmanip.h | |
| parent | 5a40ae3c3acf7eaabc9599f5701adbd2f6ec607e (diff) | |
| download | gcc-1cc521f1a824b5913aeda06ebe296de98f2d9453.zip gcc-1cc521f1a824b5913aeda06ebe296de98f2d9453.tar.gz gcc-1cc521f1a824b5913aeda06ebe296de98f2d9453.tar.bz2 | |
Add unroll and jam pass
* gimple-loop-jam.c: New file.
* Makefile.in (OBJS): Add gimple-loop-jam.o.
* common.opt (funroll-and-jam): New option.
* opts.c (default_options_table): Add unroll-and-jam at -O3.
* params.def (PARAM_UNROLL_JAM_MIN_PERCENT): New param.
(PARAM_UNROLL_JAM_MAX_UNROLL): Ditto.
* passes.def: Add pass_loop_jam.
* timevar.def (TV_LOOP_JAM): Add.
* tree-pass.h (make_pass_loop_jam): Declare.
* cfgloop.c (flow_loop_tree_node_add): Add AFTER argument.
* cfgloop.h (flow_loop_tree_node_add): Adjust declaration.
* cfgloopmanip.c (duplicate_loop): Add AFTER argument, adjust call
to flow_loop_tree_node_add.
(duplicate_subloops, copy_loops_to): Append to sibling list.
* cfgloopmanip.h: (duplicate_loop): Adjust declaration.
* doc/invoke.texi (-funroll-and-jam): Document new option.
(unroll-jam-min-percent, unroll-jam-max-unroll): Document new params.
testsuite/
* gcc.dg/unroll-and-jam.c: New test.
From-SVN: r255467
Diffstat (limited to 'gcc/cfgloopmanip.h')
| -rw-r--r-- | gcc/cfgloopmanip.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/cfgloopmanip.h b/gcc/cfgloopmanip.h index 2eab70f..725c4be 100644 --- a/gcc/cfgloopmanip.h +++ b/gcc/cfgloopmanip.h @@ -47,7 +47,8 @@ extern struct loop *loopify (edge, edge, profile_probability, profile_probability); extern void unloop (struct loop *, bool *, bitmap); extern void copy_loop_info (struct loop *loop, struct loop *target); -extern struct loop * duplicate_loop (struct loop *, struct loop *); +extern struct loop * duplicate_loop (struct loop *, struct loop *, + struct loop * = NULL); extern void duplicate_subloops (struct loop *, struct loop *); extern bool can_duplicate_loop_p (const struct loop *loop); extern bool duplicate_loop_to_header_edge (struct loop *, edge, |