}
)
+(define_insn "*aarch64_narrow_trunc<mode>"
+ [(set (match_operand:<VNARROWQ2> 0 "register_operand" "=w")
+ (vec_concat:<VNARROWQ2>
+ (truncate:<VNARROWQ>
+ (match_operand:VQN 1 "register_operand" "w"))
+ (truncate:<VNARROWQ>
+ (match_operand:VQN 2 "register_operand" "w"))))]
+ "TARGET_SIMD"
+{
+ if (!BYTES_BIG_ENDIAN)
+ return "uzp1\\t%0.<V2ntype>, %1.<V2ntype>, %2.<V2ntype>";
+ else
+ return "uzp1\\t%0.<V2ntype>, %2.<V2ntype>, %1.<V2ntype>";
+}
+ [(set_attr "type" "neon_permute<q>")]
+)
+
;; Packing doubles.
(define_expand "vec_pack_trunc_<mode>"
/* { dg-final { scan-assembler-times "\\tuqshrn2\\tv" 6} } */
/* { dg-final { scan-assembler-times "\\tsqrshrn2\\tv" 6} } */
/* { dg-final { scan-assembler-times "\\tuqrshrn2\\tv" 6} } */
-/* { dg-final { scan-assembler-times "\\txtn2\\tv" 12} } */
+/* { dg-final { scan-assembler-times "\\txtn2\\tv" 6} } */
+/* { dg-final { scan-assembler-times "\\tuzp1\\tv" 6} } */
/* { dg-final { scan-assembler-times "\\tuqxtn2\\tv" 6} } */
/* { dg-final { scan-assembler-times "\\tsqxtn2\\tv" 6} } */
/* { dg-final { scan-assembler-times "\\tsqxtun2\\tv" 6} } */
--- /dev/null
+/* { dg-do assemble } */
+/* { dg-options "-O3 --save-temps --param=vect-epilogues-nomask=0" } */
+
+#define SIGN signed
+#define TYPE1 char
+#define TYPE2 short
+
+void d2 (SIGN TYPE1 * restrict a, SIGN TYPE2 *b, int n)
+{
+ for (int i = 0; i < n; i++)
+ a[i] = b[i];
+}
+
+/* { dg-final { scan-assembler-times {\tuzp1\t} 1 } } */
+/* { dg-final { scan-assembler-not {\txtn\t} } } */
+/* { dg-final { scan-assembler-not {\txtn2\t} } } */
--- /dev/null
+/* { dg-do assemble } */
+/* { dg-options "-O3 --save-temps --param=vect-epilogues-nomask=0" } */
+
+#define SIGN signed
+#define TYPE1 short
+#define TYPE2 int
+
+void d2 (SIGN TYPE1 * restrict a, SIGN TYPE2 *b, int n)
+{
+ for (int i = 0; i < n; i++)
+ a[i] = b[i];
+}
+
+/* { dg-final { scan-assembler-times {\tuzp1\t} 1 } } */
+/* { dg-final { scan-assembler-not {\txtn\t} } } */
+/* { dg-final { scan-assembler-not {\txtn2\t} } } */
--- /dev/null
+/* { dg-do assemble } */
+/* { dg-options "-O3 --save-temps --param=vect-epilogues-nomask=0" } */
+
+#define SIGN signed
+#define TYPE1 int
+#define TYPE2 long long
+
+void d2 (SIGN TYPE1 * restrict a, SIGN TYPE2 *b, int n)
+{
+ for (int i = 0; i < n; i++)
+ a[i] = b[i];
+}
+
+/* { dg-final { scan-assembler-times {\tuzp1\t} 1 } } */
+/* { dg-final { scan-assembler-not {\txtn\t} } } */
+/* { dg-final { scan-assembler-not {\txtn2\t} } } */
--- /dev/null
+/* { dg-do assemble } */
+/* { dg-options "-O3 --save-temps --param=vect-epilogues-nomask=0" } */
+
+#define SIGN unsigned
+#define TYPE1 char
+#define TYPE2 short
+
+void d2 (SIGN TYPE1 * restrict a, SIGN TYPE2 *b, int n)
+{
+ for (int i = 0; i < n; i++)
+ a[i] = b[i];
+}
+
+/* { dg-final { scan-assembler-times {\tuzp1\t} 1 } } */
+/* { dg-final { scan-assembler-not {\txtn\t} } } */
+/* { dg-final { scan-assembler-not {\txtn2\t} } } */
--- /dev/null
+/* { dg-do assemble } */
+/* { dg-options "-O3 --save-temps --param=vect-epilogues-nomask=0" } */
+
+#define SIGN unsigned
+#define TYPE1 short
+#define TYPE2 int
+
+void d2 (SIGN TYPE1 * restrict a, SIGN TYPE2 *b, int n)
+{
+ for (int i = 0; i < n; i++)
+ a[i] = b[i];
+}
+
+/* { dg-final { scan-assembler-times {\tuzp1\t} 1 } } */
+/* { dg-final { scan-assembler-not {\txtn\t} } } */
+/* { dg-final { scan-assembler-not {\txtn2\t} } } */
--- /dev/null
+/* { dg-do assemble } */
+/* { dg-options "-O3 --save-temps --param=vect-epilogues-nomask=0" } */
+
+#define SIGN unsigned
+#define TYPE1 int
+#define TYPE2 long long
+
+void d2 (SIGN TYPE1 * restrict a, SIGN TYPE2 *b, int n)
+{
+ for (int i = 0; i < n; i++)
+ a[i] = b[i];
+}
+
+/* { dg-final { scan-assembler-times {\tuzp1\t} 1 } } */
+/* { dg-final { scan-assembler-not {\txtn\t} } } */
+/* { dg-final { scan-assembler-not {\txtn2\t} } } */