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authorjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2016-07-11 20:37:18 +0000
committerjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2016-07-11 20:37:18 +0000
commit8f05fee94306bcec7740aaf5e79ea5fd9cc9ed72 (patch)
tree92f4a25c4f547736917787d6ecdf9661e5c2d875
parent695c6ba6da1b2aebc088ba35f5d956a5b73588d2 (diff)
downloadgcc-8f05fee94306bcec7740aaf5e79ea5fd9cc9ed72.tar.gz
PR tree-optimization/71823
* tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs to get vec_oprnds2 from op2. * gcc.dg/vect/pr71823.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@238229 138bc75d-0d04-0410-961f-82ee72b054a4
-rw-r--r--gcc/ChangeLog6
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/gcc.dg/vect/pr71823.c14
-rw-r--r--gcc/tree-vect-stmts.c7
4 files changed, 27 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0f8fb539235..ac3f065e1b1 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2016-07-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/71823
+ * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
+ to get vec_oprnds2 from op2.
+
2016-07-11 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index b4ddd499777..067370114c9 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2016-07-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/71823
+ * gcc.dg/vect/pr71823.c: New test.
+
2016-07-11 David Malcolm <dmalcolm@redhat.com>
* gcc.dg/plugin/location_overflow_plugin.c (plugin_init): Avoid
diff --git a/gcc/testsuite/gcc.dg/vect/pr71823.c b/gcc/testsuite/gcc.dg/vect/pr71823.c
new file mode 100644
index 00000000000..079cde41ce4
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/pr71823.c
@@ -0,0 +1,14 @@
+/* PR tree-optimization/71823 */
+/* { dg-do compile } */
+/* { dg-additional-options "-mfma" { target i?86-*-* x86_64-*-* } } */
+
+float a[4], b[4];
+
+int
+main ()
+{
+ int i;
+ for (i = 0; i < 4; ++i)
+ b[i] = __builtin_fma (1024.0f, 1024.0f, a[i]);
+ return 0;
+}
diff --git a/gcc/tree-vect-stmts.c b/gcc/tree-vect-stmts.c
index ffa5e9881d6..8c77d7e43ea 100644
--- a/gcc/tree-vect-stmts.c
+++ b/gcc/tree-vect-stmts.c
@@ -5362,11 +5362,8 @@ vectorizable_operation (gimple *stmt, gimple_stmt_iterator *gsi,
vect_get_vec_defs (op0, NULL_TREE, stmt, &vec_oprnds0, NULL,
slp_node, -1);
if (op_type == ternary_op)
- {
- vec_oprnds2.create (1);
- vec_oprnds2.quick_push (vect_get_vec_def_for_operand (op2,
- stmt));
- }
+ vect_get_vec_defs (op2, NULL_TREE, stmt, &vec_oprnds2, NULL,
+ slp_node, -1);
}
else
{