From 93a5c11856edd42ccba7294c44cb80c723de80fd Mon Sep 17 00:00:00 2001 From: jakub Date: Tue, 26 Nov 2013 20:55:39 +0000 Subject: [PATCH] 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. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@205414 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ChangeLog | 4 ++++ gcc/tree-vect-generic.c | 5 +++++ 2 files changed, 9 insertions(+) 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 + 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) -- 2.7.4