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| author | nathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-11-04 10:10:29 +0000 |
|---|---|---|
| committer | nathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-11-04 10:10:29 +0000 |
| commit | 9ea83aa5a7bb715c9d6a243cd09f84b95ab15056 (patch) | |
| tree | 5f983c4b095bb851169f7e8ad2f512f5f73641cb /gcc/predict.c | |
| parent | 262cead125f26e0e2c02d8fe136a8af756726001 (diff) | |
| download | gcc-9ea83aa5a7bb715c9d6a243cd09f84b95ab15056.tar.gz | |
* predict.c (propagate_freq): Make bitno unsigned. Move
npredecessors update out of loop.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@90056 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/predict.c')
| -rw-r--r-- | gcc/predict.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/gcc/predict.c b/gcc/predict.c index 9500b2b2730..7be6b90fc3b 100644 --- a/gcc/predict.c +++ b/gcc/predict.c @@ -1557,7 +1557,7 @@ propagate_freq (struct loop *loop, bitmap tovisit) basic_block head = loop->header; basic_block bb; basic_block last; - int i; + unsigned i; edge e; basic_block nextbb; bitmap_iterator bi; @@ -1569,15 +1569,15 @@ propagate_freq (struct loop *loop, bitmap tovisit) edge_iterator ei; int count = 0; - /* The outermost "loop" includes the exit block, which we can not - look up via BASIC_BLOCK. Detect this and use EXIT_BLOCK_PTR - directly. Do the same for the entry block just to be safe. */ - if (i == ENTRY_BLOCK) - bb = ENTRY_BLOCK_PTR; - else if (i == EXIT_BLOCK) - bb = EXIT_BLOCK_PTR; - else - bb = BASIC_BLOCK (i); + /* The outermost "loop" includes the exit block, which we can not + look up via BASIC_BLOCK. Detect this and use EXIT_BLOCK_PTR + directly. Do the same for the entry block. */ + if (i == (unsigned)ENTRY_BLOCK) + bb = ENTRY_BLOCK_PTR; + else if (i == (unsigned)EXIT_BLOCK) + bb = EXIT_BLOCK_PTR; + else + bb = BASIC_BLOCK (i); FOR_EACH_EDGE (e, ei, bb->preds) { @@ -1589,8 +1589,8 @@ propagate_freq (struct loop *loop, bitmap tovisit) fprintf (dump_file, "Irreducible region hit, ignoring edge to %i->%i\n", e->src->index, bb->index); - BLOCK_INFO (bb)->npredecessors = count; } + BLOCK_INFO (bb)->npredecessors = count; } memcpy (&BLOCK_INFO (head)->frequency, &real_one, sizeof (real_one)); |