diff options
| author | Richard Sandiford <richard.sandiford@linaro.org> | 2017-09-16 20:39:01 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2017-09-16 20:39:01 +0000 |
| commit | 78d459bbbbadcfe8121106d49e1e6ede3c182c31 (patch) | |
| tree | 99026bdf04dab3b9df8fe72a88f68fcd30f100b3 | |
| parent | 4a8d26ab790f160776782c0986eeba58aad5feba (diff) | |
| download | gcc-78d459bbbbadcfe8121106d49e1e6ede3c182c31.zip gcc-78d459bbbbadcfe8121106d49e1e6ede3c182c31.tar.gz gcc-78d459bbbbadcfe8121106d49e1e6ede3c182c31.tar.bz2 | |
PR82228: Move ncopies calculation in vectorizable_live_operation
This should have been after the early exit for non-vectorised statements.
2017-09-16 Richard Sandiford <richard.sandiford@linaro.org>
gcc/
PR tree-optimization/82228
* tree-vect-loop.c (vectorizable_live_operation): Move initialization
of ncopies.
From-SVN: r252888
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/tree-vect-loop.c | 10 |
2 files changed, 11 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b5a39b9..e213db6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2017-09-16 Richard Sandiford <richard.sandiford@linaro.org> + + PR tree-optimization/82228 + * tree-vect-loop.c (vectorizable_live_operation): Move initialization + of ncopies. + 2017-09-16 Chung-Ju Wu <jasonwucj@gmail.com> * common/config/nds32/nds32-common.c diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c index 80eb4f1..c7cc79f 100644 --- a/gcc/tree-vect-loop.c +++ b/gcc/tree-vect-loop.c @@ -7029,11 +7029,6 @@ vectorizable_live_operation (gimple *stmt, gcc_assert (STMT_VINFO_LIVE_P (stmt_info)); - if (slp_node) - ncopies = 1; - else - ncopies = vect_get_num_copies (loop_vinfo, vectype); - if (STMT_VINFO_DEF_TYPE (stmt_info) == vect_reduction_def) return false; @@ -7054,6 +7049,11 @@ vectorizable_live_operation (gimple *stmt, return true; } + if (slp_node) + ncopies = 1; + else + ncopies = vect_get_num_copies (loop_vinfo, vectype); + if (!vec_stmt) /* No transformation required. */ return true; |