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| author | Bin Cheng <bin.cheng@arm.com> | 2017-05-11 09:36:05 +0000 |
|---|---|---|
| committer | Bin Cheng <amker@gcc.gnu.org> | 2017-05-11 09:36:05 +0000 |
| commit | 3770871408ac00a6f148eebfc037f7b0e6d4719e (patch) | |
| tree | ac3a82a910a152a0febb274557bdda0f895fae51 /gcc | |
| parent | c544114fdece1611ab623e71483118c962047b29 (diff) | |
| download | gcc-3770871408ac00a6f148eebfc037f7b0e6d4719e.zip gcc-3770871408ac00a6f148eebfc037f7b0e6d4719e.tar.gz gcc-3770871408ac00a6f148eebfc037f7b0e6d4719e.tar.bz2 | |
* tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
From-SVN: r247887
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/tree-ssa-loop-ivopts.c | 13 |
2 files changed, 7 insertions, 10 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e39c09d..b363799 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2017-05-11 Bin Cheng <bin.cheng@arm.com> + * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify. + +2017-05-11 Bin Cheng <bin.cheng@arm.com> + * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR, RSHIFT_EXPR and BIT_NOT_EXPR. diff --git a/gcc/tree-ssa-loop-ivopts.c b/gcc/tree-ssa-loop-ivopts.c index 4fc0ba4..3dc6988 100644 --- a/gcc/tree-ssa-loop-ivopts.c +++ b/gcc/tree-ssa-loop-ivopts.c @@ -5229,19 +5229,12 @@ static bool autoinc_possible_for_pair (struct ivopts_data *data, struct iv_use *use, struct iv_cand *cand) { - bitmap inv_vars; - bool can_autoinc; - comp_cost cost; - if (use->type != USE_ADDRESS) return false; - cost = get_computation_cost (data, use, cand, true, &inv_vars, - &can_autoinc, NULL); - - BITMAP_FREE (inv_vars); - - return !cost.infinite_cost_p () && can_autoinc; + bool can_autoinc = false; + get_computation_cost (data, use, cand, true, NULL, &can_autoinc, NULL); + return can_autoinc; } /* Examine IP_ORIGINAL candidates to see if they are incremented next to a |