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| author | Richard Biener <rguenther@suse.de> | 2013-01-02 14:10:36 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2013-01-02 14:10:36 +0000 |
| commit | 0682ed3eb20eb8d5f248710c1e23a819c8b2d2a5 (patch) | |
| tree | 6b40c0b52bbcaffde33ceb661297de0f74ba73db | |
| parent | 0f9f12f6f83a78e9afd6c76c443b45cad754eb16 (diff) | |
| download | gcc-0682ed3eb20eb8d5f248710c1e23a819c8b2d2a5.zip gcc-0682ed3eb20eb8d5f248710c1e23a819c8b2d2a5.tar.gz gcc-0682ed3eb20eb8d5f248710c1e23a819c8b2d2a5.tar.bz2 | |
tree-vect-stmts.c (vectorizable_load): When vectorizing an invariant load do not generate a vector load from the...
2013-01-02 Richard Biener <rguenther@suse.de>
* tree-vect-stmts.c (vectorizable_load): When vectorizing an
invariant load do not generate a vector load from the scalar
location.
From-SVN: r194806
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/tree-vect-stmts.c | 24 |
2 files changed, 19 insertions, 11 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 210fb54..10592b8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2013-01-02 Richard Biener <rguenther@suse.de> + * tree-vect-stmts.c (vectorizable_load): When vectorizing an + invariant load do not generate a vector load from the scalar + location. + +2013-01-02 Richard Biener <rguenther@suse.de> + PR bootstrap/55784 * configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS. * configure: Regenerate. diff --git a/gcc/tree-vect-stmts.c b/gcc/tree-vect-stmts.c index 1e8d7ee..da9f12b 100644 --- a/gcc/tree-vect-stmts.c +++ b/gcc/tree-vect-stmts.c @@ -4988,6 +4988,19 @@ vectorizable_load (gimple stmt, gimple_stmt_iterator *gsi, gimple *vec_stmt, /* Record the mapping between SSA_NAMEs and statements. */ vect_record_grouped_load_vectors (stmt, dr_chain); } + /* Handle invariant-load. */ + else if (inv_p && !bb_vinfo) + { + gimple_stmt_iterator gsi2 = *gsi; + gcc_assert (!grouped_load && !slp_perm); + gsi_next (&gsi2); + new_temp = vect_init_vector (stmt, scalar_dest, + vectype, &gsi2); + new_stmt = SSA_NAME_DEF_STMT (new_temp); + /* Store vector loads in the corresponding SLP_NODE. */ + if (slp) + SLP_TREE_VEC_STMTS (slp_node).quick_push (new_stmt); + } else { for (i = 0; i < vec_num; i++) @@ -5135,17 +5148,6 @@ vectorizable_load (gimple stmt, gimple_stmt_iterator *gsi, gimple *vec_stmt, } } - /* 4. Handle invariant-load. */ - if (inv_p && !bb_vinfo) - { - gimple_stmt_iterator gsi2 = *gsi; - gcc_assert (!grouped_load); - gsi_next (&gsi2); - new_temp = vect_init_vector (stmt, scalar_dest, - vectype, &gsi2); - new_stmt = SSA_NAME_DEF_STMT (new_temp); - } - if (negative) { tree perm_mask = perm_mask_for_reverse (vectype); |