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| author | Michael Hayes <mph@paradise.net.nz> | 2000-07-30 10:35:03 +0000 |
|---|---|---|
| committer | Michael Hayes <m.hayes@gcc.gnu.org> | 2000-07-30 10:35:03 +0000 |
| commit | c34d53740af2d85e6f9bfbd1f7593aba0ea1cae4 (patch) | |
| tree | db2375f02ef87d269340221bf59afa90e17b4896 /gcc/basic-block.h | |
| parent | 52695ce05ba7da1fd8b657c6da2c74b548f1dc57 (diff) | |
| download | gcc-c34d53740af2d85e6f9bfbd1f7593aba0ea1cae4.tar.gz | |
basic-block.h (struct loops): New field rc_order.
* basic-block.h (struct loops): New field rc_order.
* flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
(flow_loops_free): Free rc_order.
(flow_depth_first_order_compute): New parameter rc_order.
(flow_loops_find): Allocate rc_order and swap usage with
dfs_order.
From-SVN: r35342
Diffstat (limited to 'gcc/basic-block.h')
| -rw-r--r-- | gcc/basic-block.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/basic-block.h b/gcc/basic-block.h index 633bdafdb20..084d56d5281 100644 --- a/gcc/basic-block.h +++ b/gcc/basic-block.h @@ -246,6 +246,7 @@ extern void tidy_fallthru_edge PARAMS ((edge, basic_block, /* Structure to hold information for each natural loop. */ struct loop { + /* Index into loops array. */ int num; /* Basic block of loop header. */ @@ -369,6 +370,10 @@ struct loops /* The ordering of the basic blocks in a depth first search. */ int *dfs_order; + + /* The reverse completion ordering of the basic blocks found in a + depth first search. */ + int *rc_order; } cfg; /* Headers shared by multiple loops that should be merged. */ |