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| author | Jan Hubicka <jh@suse.cz> | 2005-03-18 21:15:06 +0100 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2005-03-18 20:15:06 +0000 |
| commit | 33156717fa04cfb12d1b2c70ba1bdcd236e5a6b9 (patch) | |
| tree | c8155205eea9acda3648c08b1f00c2d20be9270e /gcc/cfgloopmanip.c | |
| parent | 76ef0a0d97acb099fe476a8394704c6db73a4109 (diff) | |
| download | gcc-33156717fa04cfb12d1b2c70ba1bdcd236e5a6b9.zip gcc-33156717fa04cfb12d1b2c70ba1bdcd236e5a6b9.tar.gz gcc-33156717fa04cfb12d1b2c70ba1bdcd236e5a6b9.tar.bz2 | |
basic-block.h (scale_bbs_frequencies_int, [...]): Declare.
* basic-block.h (scale_bbs_frequencies_int,
scale_bbs_frequencies_gcov_type): Declare.
* cfg.c (RDIV): New macro.
(update_bb_frequency_for_threading): Fix.
* basic-block.h (scale_bbs_frequencies_int,
scale_bbs_frequencies_gcov_type): New.
* cfgloopmanip.c (scale_bbs_frequencies): Kill.
(scale_loop_frequencies, duplicate_loop_to_header_edge): Use
scale_bbs_frequencies_int.
* tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
Co-Authored-By: Dale Johannesen <dalej@apple.com>
From-SVN: r96700
Diffstat (limited to 'gcc/cfgloopmanip.c')
| -rw-r--r-- | gcc/cfgloopmanip.c | 25 |
1 files changed, 3 insertions, 22 deletions
diff --git a/gcc/cfgloopmanip.c b/gcc/cfgloopmanip.c index bd55788..1476906 100644 --- a/gcc/cfgloopmanip.c +++ b/gcc/cfgloopmanip.c @@ -45,7 +45,6 @@ static bool fix_bb_placement (struct loops *, basic_block); static void fix_bb_placements (struct loops *, basic_block); static void place_new_loop (struct loops *, struct loop *); static void scale_loop_frequencies (struct loop *, int, int); -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); static void unloop (struct loops *, struct loop *); @@ -450,24 +449,6 @@ add_loop (struct loops *loops, struct loop *loop) free (bbs); } -/* Multiply all frequencies of basic blocks in array BBS of length NBBS - by NUM/DEN. */ -static void -scale_bbs_frequencies (basic_block *bbs, int nbbs, int num, int den) -{ - int i; - edge e; - - for (i = 0; i < nbbs; i++) - { - edge_iterator ei; - bbs[i]->frequency = (bbs[i]->frequency * num) / den; - bbs[i]->count = RDIV (bbs[i]->count * num, den); - FOR_EACH_EDGE (e, ei, bbs[i]->succs) - e->count = (e->count * num) /den; - } -} - /* Multiply all frequencies in LOOP by NUM/DEN. */ static void scale_loop_frequencies (struct loop *loop, int num, int den) @@ -475,7 +456,7 @@ scale_loop_frequencies (struct loop *loop, int num, int den) basic_block *bbs; bbs = get_loop_body (loop); - scale_bbs_frequencies (bbs, loop->num_nodes, num, den); + scale_bbs_frequencies_int (bbs, loop->num_nodes, num, den); free (bbs); } @@ -1059,7 +1040,7 @@ duplicate_loop_to_header_edge (struct loop *loop, edge e, struct loops *loops, /* Set counts and frequencies. */ if (flags & DLTHE_FLAG_UPDATE_FREQ) { - scale_bbs_frequencies (new_bbs, n, scale_act, REG_BR_PROB_BASE); + scale_bbs_frequencies_int (new_bbs, n, scale_act, REG_BR_PROB_BASE); scale_act = RDIV (scale_act * scale_step[j], REG_BR_PROB_BASE); } } @@ -1071,7 +1052,7 @@ duplicate_loop_to_header_edge (struct loop *loop, edge e, struct loops *loops, set_immediate_dominator (CDI_DOMINATORS, e->dest, e->src); if (flags & DLTHE_FLAG_UPDATE_FREQ) { - scale_bbs_frequencies (bbs, n, scale_main, REG_BR_PROB_BASE); + scale_bbs_frequencies_int (bbs, n, scale_main, REG_BR_PROB_BASE); free (scale_step); } |