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Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpacksswb-2.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpacksswb-2.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpacksswb-2.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpacksswb-2.c
new file mode 100644
index 000000000..8b2a1c111
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpacksswb-2.c
@@ -0,0 +1,48 @@
+/* { dg-do run } */
+/* { dg-options "-mavx2 -O2" } */
+/* { dg-require-effective-target avx2 } */
+
+#include "avx2-check.h"
+
+static char
+short_to_byte (short iVal)
+{
+ char sVal;
+
+ if (iVal < -128)
+ sVal = -128;
+ else if (iVal > 127)
+ sVal = 127;
+ else
+ sVal = iVal;
+
+ return sVal;
+}
+
+void static
+avx2_test (void)
+{
+ union256i_w s1, s2;
+ union256i_b u;
+ char e[32];
+ int i;
+
+ s1.x = _mm256_set_epi16 (1, 2, 3, 4, 6500, 20, 30, 90,
+ 88, 44, 33, 22, 11, 98, 78, -1000);
+
+ s2.x = _mm256_set_epi16 (88, 44, 33, 22, 11, 98, 76, -650,
+ 1, 2, 3, 4, 6500, 20, 30, 90);
+
+ u.x = _mm256_packs_epi16 (s1.x, s2.x);
+
+ for (i = 0; i < 8; i++)
+ {
+ e[i] = short_to_byte (s1.a[i]);
+ e[i + 8] = short_to_byte (s2.a[i]);
+ e[i + 16] = short_to_byte (s1.a[i + 8]);
+ e[i + 24] = short_to_byte (s2.a[i + 8]);
+ }
+
+ if (check_union256i_b (u, e))
+ abort ();
+}