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| author | Jakub Jelinek <jakub@redhat.com> | 2013-03-01 23:54:39 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2013-03-01 23:54:39 +0100 |
| commit | b6b9227d52396910e9dd81f4de4e90a80103fb8d (patch) | |
| tree | 376cf763a6ab3cacbecf250de3fed25bdad26db8 /gcc/tree-vect-data-refs.c | |
| parent | 3b8af25b7ad47b31463046af1f244ad7af5900a9 (diff) | |
| download | gcc-b6b9227d52396910e9dd81f4de4e90a80103fb8d.zip gcc-b6b9227d52396910e9dd81f4de4e90a80103fb8d.tar.gz gcc-b6b9227d52396910e9dd81f4de4e90a80103fb8d.tar.bz2 | |
re PR middle-end/56461 (GCC is leaking lots of memory)
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.
From-SVN: r196396
Diffstat (limited to 'gcc/tree-vect-data-refs.c')
| -rw-r--r-- | gcc/tree-vect-data-refs.c | 7 |
1 files changed, 5 insertions, 2 deletions
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)); } } |