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| author | Richard Biener <rguenther@suse.de> | 2016-05-25 10:57:53 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2016-05-25 10:57:53 +0000 |
| commit | e412ece4ce3a815d22cb408a2467d4e3b835f9a3 (patch) | |
| tree | e1cf9f7417a6ea712fde8c6cf87e9c854929d983 /gcc/tree-vect-stmts.c | |
| parent | b9e551ad26b6cd4d577bf083c87e638fd83ee6fa (diff) | |
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re PR tree-optimization/71264 (ICE in convert_move)
2016-05-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/71264
* tree-vect-stmts.c (vect_init_vector): Properly deal with
vector type val.
* gcc.dg/vect/pr71264.c: New testcase.
From-SVN: r236699
Diffstat (limited to 'gcc/tree-vect-stmts.c')
| -rw-r--r-- | gcc/tree-vect-stmts.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/gcc/tree-vect-stmts.c b/gcc/tree-vect-stmts.c index f11f22e..d2e16d0 100644 --- a/gcc/tree-vect-stmts.c +++ b/gcc/tree-vect-stmts.c @@ -1256,10 +1256,11 @@ vect_init_vector (gimple *stmt, tree val, tree type, gimple_stmt_iterator *gsi) gimple *init_stmt; tree new_temp; - if (TREE_CODE (type) == VECTOR_TYPE - && TREE_CODE (TREE_TYPE (val)) != VECTOR_TYPE) + /* We abuse this function to push sth to a SSA name with initial 'val'. */ + if (! useless_type_conversion_p (type, TREE_TYPE (val))) { - if (!types_compatible_p (TREE_TYPE (type), TREE_TYPE (val))) + gcc_assert (TREE_CODE (type) == VECTOR_TYPE); + if (! types_compatible_p (TREE_TYPE (type), TREE_TYPE (val))) { /* Scalar boolean value should be transformed into all zeros or all ones value before building a vector. */ @@ -1284,7 +1285,13 @@ vect_init_vector (gimple *stmt, tree val, tree type, gimple_stmt_iterator *gsi) else { new_temp = make_ssa_name (TREE_TYPE (type)); - init_stmt = gimple_build_assign (new_temp, NOP_EXPR, val); + if (! INTEGRAL_TYPE_P (TREE_TYPE (val))) + init_stmt = gimple_build_assign (new_temp, + fold_build1 (VIEW_CONVERT_EXPR, + TREE_TYPE (type), + val)); + else + init_stmt = gimple_build_assign (new_temp, NOP_EXPR, val); vect_init_vector_1 (stmt, init_stmt, gsi); val = new_temp; } |