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| author | Jan Hubicka <jh@suse.cz> | 2004-04-22 23:46:48 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2004-04-22 21:46:48 +0000 |
| commit | bade3a0018d65df8c449ccec6f6472965d3e3b24 (patch) | |
| tree | ff2786de6067078df56240e0b8d6d340cb186aac /gcc/cfgloopmanip.c | |
| parent | eddc836e8a4466e25bb52c6b1eef2824ee896009 (diff) | |
| download | gcc-bade3a0018d65df8c449ccec6f6472965d3e3b24.zip gcc-bade3a0018d65df8c449ccec6f6472965d3e3b24.tar.gz gcc-bade3a0018d65df8c449ccec6f6472965d3e3b24.tar.bz2 | |
cfgloopmanip.c (scale_bbs_frequencies): Use RDIV macro
* cfgloopmanip.c (scale_bbs_frequencies): Use RDIV macro
* cfgloopanal.c (expected_loop_iterations): Change the return value
From-SVN: r81058
Diffstat (limited to 'gcc/cfgloopmanip.c')
| -rw-r--r-- | gcc/cfgloopmanip.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/gcc/cfgloopmanip.c b/gcc/cfgloopmanip.c index 2dc4643..59ae4a1 100644 --- a/gcc/cfgloopmanip.c +++ b/gcc/cfgloopmanip.c @@ -50,6 +50,8 @@ static void scale_bbs_frequencies (basic_block *, int, int, int); static basic_block create_preheader (struct loop *, int); static void fix_irreducible_loops (basic_block); +#define RDIV(X,Y) (((X) + (Y) / 2) / (Y)) + /* Splits basic block BB after INSN, returns created edge. Updates loops and dominators. */ edge @@ -458,7 +460,7 @@ scale_bbs_frequencies (basic_block *bbs, int nbbs, int num, int den) for (i = 0; i < nbbs; i++) { bbs[i]->frequency = (bbs[i]->frequency * num) / den; - bbs[i]->count = (bbs[i]->count * num) / den; + bbs[i]->count = RDIV (bbs[i]->count * num, den); for (e = bbs[i]->succ; e; e = e->succ_next) e->count = (e->count * num) /den; } @@ -812,7 +814,6 @@ can_duplicate_loop_p (struct loop *loop) return ret; } -#define RDIV(X,Y) (((X) + (Y) / 2) / (Y)) /* Duplicates body of LOOP to given edge E NDUPL times. Takes care of updating LOOPS structure and dominators. E's destination must be LOOP header for |