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Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/sse4_1-pblendw.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.target/i386/sse4_1-pblendw.c88
1 files changed, 88 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/sse4_1-pblendw.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/sse4_1-pblendw.c
new file mode 100644
index 000000000..5f5a25353
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/sse4_1-pblendw.c
@@ -0,0 +1,88 @@
+/* { dg-do run } */
+/* { dg-require-effective-target sse4 } */
+/* { dg-options "-O2 -msse4.1" } */
+
+#ifndef CHECK_H
+#define CHECK_H "sse4_1-check.h"
+#endif
+
+#ifndef TEST
+#define TEST sse4_1_test
+#endif
+
+#include CHECK_H
+
+#include <smmintrin.h>
+#include <string.h>
+
+#define NUM 20
+
+#ifndef MASK
+#define MASK 0x0f
+#endif
+
+static void
+init_pblendw (short *src1, short *src2)
+{
+ int i, sign = 1;
+
+ for (i = 0; i < NUM * 8; i++)
+ {
+ src1[i] = i * i * sign;
+ src2[i] = (i + 20) * sign;
+ sign = -sign;
+ }
+}
+
+static int
+check_pblendw (__m128i *dst, short *src1, short *src2)
+{
+ short tmp[8];
+ int j;
+
+ memcpy (&tmp[0], src1, sizeof (tmp));
+ for (j = 0; j < 8; j++)
+ if ((MASK & (1 << j)))
+ tmp[j] = src2[j];
+
+ return memcmp (dst, &tmp[0], sizeof (tmp));
+}
+
+static void
+TEST (void)
+{
+ __m128i x, y;
+ union
+ {
+ __m128i x[NUM];
+ short s[NUM * 8];
+ } dst, src1, src2;
+ union
+ {
+ __m128i x;
+ short s[8];
+ } src3;
+ int i;
+
+ init_pblendw (src1.s, src2.s);
+
+ /* Check pblendw imm8, m128, xmm */
+ for (i = 0; i < NUM; i++)
+ {
+ dst.x[i] = _mm_blend_epi16 (src1.x[i], src2.x[i], MASK);
+ if (check_pblendw (&dst.x[i], &src1.s[i * 8], &src2.s[i * 8]))
+ abort ();
+ }
+
+ /* Check pblendw imm8, xmm, xmm */
+ src3.x = _mm_setzero_si128 ();
+
+ x = _mm_blend_epi16 (dst.x[2], src3.x, MASK);
+ y = _mm_blend_epi16 (src3.x, dst.x[2], MASK);
+
+ if (check_pblendw (&x, &dst.s[16], &src3.s[0]))
+ abort ();
+
+ if (check_pblendw (&y, &src3.s[0], &dst.s[16]))
+ abort ();
+}