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| author | Jakub Jelinek <jakub@redhat.com> | 2013-11-26 21:55:39 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2013-11-26 21:55:39 +0100 |
| commit | 1f2541577e34768653efaaf876b1ff744b06aa07 (patch) | |
| tree | d99a9242d8cf95d13f1607da9d029fec2d1ad48f /gcc | |
| parent | 9e3de74cdf7b5c6f3b762299a6492889429931c1 (diff) | |
| download | gcc-1f2541577e34768653efaaf876b1ff744b06aa07.zip gcc-1f2541577e34768653efaaf876b1ff744b06aa07.tar.gz gcc-1f2541577e34768653efaaf876b1ff744b06aa07.tar.bz2 | |
re PR middle-end/59273 (ICE in expand_expr_real_2, at expr.c:9188 on alpha)
PR middle-end/59273
* tree-vect-generic.c (optimize_vector_constructor): Don't optimize
if there isn't optab handler for the corresponding vector PLUS_EXPR.
From-SVN: r205414
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/tree-vect-generic.c | 5 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c2d977e..4f2edd4 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2013-11-26 Jakub Jelinek <jakub@redhat.com> + PR middle-end/59273 + * tree-vect-generic.c (optimize_vector_constructor): Don't optimize + if there isn't optab handler for the corresponding vector PLUS_EXPR. + PR rtl-optimization/59166 * ira.c (find_moveable_pseudos): Use DF_REF_REAL_LOC instead of DF_REF_LOC in validate_change call. diff --git a/gcc/tree-vect-generic.c b/gcc/tree-vect-generic.c index 87130bd..d55485d 100644 --- a/gcc/tree-vect-generic.c +++ b/gcc/tree-vect-generic.c @@ -1015,9 +1015,14 @@ optimize_vector_constructor (gimple_stmt_iterator *gsi) tree *cst; gimple g; tree base = NULL_TREE; + optab op; if (nelts <= 2 || CONSTRUCTOR_NELTS (rhs) != nelts) return; + op = optab_for_tree_code (PLUS_EXPR, type, optab_default); + if (op == unknown_optab + || optab_handler (op, TYPE_MODE (type)) == CODE_FOR_nothing) + return; FOR_EACH_VEC_SAFE_ELT (CONSTRUCTOR_ELTS (rhs), i, elt) if (TREE_CODE (elt->value) != SSA_NAME || TREE_CODE (TREE_TYPE (elt->value)) == VECTOR_TYPE) |