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| author | Alejandro Martinez <alejandro.martinezvicente@arm.com> | 2019-06-18 08:09:00 +0000 |
|---|---|---|
| committer | Alejandro Martinez <alejandro@gcc.gnu.org> | 2019-06-18 08:09:00 +0000 |
| commit | bce29d65ebe1316d15ec7582a1d257ef1be163f7 (patch) | |
| tree | 5e31c8b01fcf9fd667adb0a813ad377f34961fae /gcc/ChangeLog | |
| parent | 9553f0d2216d4475d4d1afaa748b6b02f56c057b (diff) | |
| download | gcc-bce29d65ebe1316d15ec7582a1d257ef1be163f7.zip gcc-bce29d65ebe1316d15ec7582a1d257ef1be163f7.tar.gz gcc-bce29d65ebe1316d15ec7582a1d257ef1be163f7.tar.bz2 | |
[Vectorizer] Support masking fold left reductions
This patch adds support in the vectorizer for masking fold left reductions.
This avoids the need to insert a conditional assignement with some identity
value.
From-SVN: r272407
Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9a46f93..51f9cd2 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,17 @@ +2019-06-18 Alejandro Martinez <alejandro.martinezvicente@arm.com> + + * config/aarch64/aarch64-sve.md (mask_fold_left_plus_<mode>): Renamed + from "*fold_left_plus_<mode>", updated operands order. + * doc/md.texi (mask_fold_left_plus_@var{m}): Documented new optab. + * internal-fn.c (mask_fold_left_direct): New define. + (expand_mask_fold_left_optab_fn): Likewise. + (direct_mask_fold_left_optab_supported_p): Likewise. + * internal-fn.def (MASK_FOLD_LEFT_PLUS): New internal function. + * optabs.def (mask_fold_left_plus_optab): New optab. + * tree-vect-loop.c (mask_fold_left_plus_optab): New function to get a + masked internal_fn for a reduction ifn. + (vectorize_fold_left_reduction): Add support for masking reductions. + 2019-06-18 Kewen Lin <linkw@gcc.gnu.org> PR middle-end/80791 |