From b9af00163ae1e65ac1b829541ee724719cb89cd1 Mon Sep 17 00:00:00 2001 From: Nathan Sidwell Date: Thu, 4 Nov 2004 10:10:29 +0000 Subject: [PATCH] predict.c (propagate_freq): Make bitno unsigned. * predict.c (propagate_freq): Make bitno unsigned. Move npredecessors update out of loop. From-SVN: r90056 --- gcc/ChangeLog | 3 +++ gcc/predict.c | 22 +++++++++++----------- 2 files changed, 14 insertions(+), 11 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9c60546dfe7..7e1c1a1c2da 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,8 @@ 2004-11-04 Nathan Sidwell + * predict.c (propagate_freq): Make bitno unsigned. Move + npredecessors update out of loop. + * bitmap.h (bitmap_iterator): Remove word_bit and bit fields. Rename others. (bmp_iter_common_next_1, bmp_iter_single_next_1, 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)); -- 2.30.2