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-rw-r--r--gcc/ChangeLog6
-rw-r--r--gcc/config/i386/i386.c6
2 files changed, 11 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e9edd10..b8d4c9c 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2018-10-05 Richard Biener <rguenther@suse.de>
+
+ * config/i386/i386.c (ix86_add_stmt_cost): When scalar cost
+ is asked for initialize mode to the component mode of the
+ vector type.
+
2018-10-05 H.J. Lu <hongjiu.lu@intel.com>
PR target/87522
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index d35ad91..fafdcd4 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -49486,17 +49486,21 @@ ix86_add_stmt_cost (void *data, int count, enum vect_cost_for_stmt kind,
{
unsigned *cost = (unsigned *) data;
unsigned retval = 0;
+ bool scalar_p
+ = (kind == scalar_stmt || kind == scalar_load || kind == scalar_store);
tree vectype = stmt_info ? stmt_vectype (stmt_info) : NULL_TREE;
int stmt_cost = - 1;
bool fp = false;
- machine_mode mode = TImode;
+ machine_mode mode = scalar_p ? SImode : TImode;
if (vectype != NULL)
{
fp = FLOAT_TYPE_P (vectype);
mode = TYPE_MODE (vectype);
+ if (scalar_p)
+ mode = TYPE_MODE (TREE_TYPE (vectype));
}
if ((kind == vector_stmt || kind == scalar_stmt)