diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/tree-vect-data-refs.c | 7 | ||||
| -rw-r--r-- | gcc/tree-vect-stmts.c | 3 |
3 files changed, 13 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 80e6ea3..ee9625c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,6 +1,12 @@ 2013-03-01 Jakub Jelinek <jakub@redhat.com> PR middle-end/56461 + * tree-vect-data-refs.c (vect_permute_store_chain): Avoid using copy + method on dr_chain and result_chain. + * tree-vect-stmts.c (vectorizable_store): Only call + result_chain.create if j == 0. + + PR middle-end/56461 * tree-vect-stmts.c (vect_create_vectorized_promotion_stmts): Call vec_oprnds0->release (); rather than vec_oprnds0->truncate (0) before overwriting it. diff --git a/gcc/tree-vect-data-refs.c b/gcc/tree-vect-data-refs.c index bf5a7b7..fe009ac 100644 --- a/gcc/tree-vect-data-refs.c +++ b/gcc/tree-vect-data-refs.c @@ -4218,7 +4218,9 @@ vect_permute_store_chain (vec<tree> dr_chain, unsigned int j, nelt = TYPE_VECTOR_SUBPARTS (vectype); unsigned char *sel = XALLOCAVEC (unsigned char, nelt); - *result_chain = dr_chain.copy (); + result_chain->quick_grow (length); + memcpy (result_chain->address (), dr_chain.address (), + length * sizeof (tree)); for (i = 0, n = nelt / 2; i < n; i++) { @@ -4259,7 +4261,8 @@ vect_permute_store_chain (vec<tree> dr_chain, vect_finish_stmt_generation (stmt, perm_stmt, gsi); (*result_chain)[2*j+1] = low; } - dr_chain = result_chain->copy (); + memcpy (dr_chain.address (), result_chain->address (), + length * sizeof (tree)); } } diff --git a/gcc/tree-vect-stmts.c b/gcc/tree-vect-stmts.c index 4004402..1e492bd 100644 --- a/gcc/tree-vect-stmts.c +++ b/gcc/tree-vect-stmts.c @@ -4151,7 +4151,8 @@ vectorizable_store (gimple stmt, gimple_stmt_iterator *gsi, gimple *vec_stmt, new_stmt = NULL; if (grouped_store) { - result_chain.create (group_size); + if (j == 0) + result_chain.create (group_size); /* Permute. */ vect_permute_store_chain (dr_chain, group_size, stmt, gsi, &result_chain); |