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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.target/i386/avx512f-vgetmantss-2.c100
1 files changed, 100 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/avx512f-vgetmantss-2.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx512f-vgetmantss-2.c
new file mode 100644
index 000000000..3ffab4ee1
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx512f-vgetmantss-2.c
@@ -0,0 +1,100 @@
+/* { dg-do run } */
+/* { dg-options "-mavx512f -O2 -std=c99" } */
+/* { dg-require-effective-target avx512f } */
+/* { dg-require-effective-target c99_runtime } */
+
+#include "avx512f-check.h"
+#include "avx512f-helper.h"
+#include <math.h>
+
+union fp_int_t
+{
+ int int_val;
+ float fp_val;
+};
+
+float
+get_norm_mant (float source, int signctrl, int interv)
+{
+ int src, sign, exp, fraction;
+ union fp_int_t bin_conv;
+
+ bin_conv.fp_val = source;
+ src = bin_conv.int_val;
+ sign = (signctrl & 0x1) ? 0 : (src >> 31);
+ exp = (src & 0x7f800000) >> 23;
+ fraction = (src & 0x7fffff);
+
+ if (isnan (source))
+ return signbit (source) ? -NAN : NAN;
+ if (source == 0.0 || source == -0.0 || isinf (source))
+ return sign ? -1.0 : 1.0;
+ if (signbit (source) && (signctrl & 0x2))
+ return -NAN;
+ if (!isnormal (source))
+ {
+ src = (src & 0xffbfffff);
+ exp = 0x7f;
+ while (!(src & 0x400000))
+ {
+ src += fraction & 0x400000;
+ fraction = fraction << 1;
+ exp--;
+ }
+ }
+
+ switch (interv)
+ {
+ case 0:
+ exp = 0x7f;
+ break;
+ case 1:
+ exp = ((exp - 0x7f) & 0x1) ? 0x7e : 0x7f;
+ break;
+ case 2:
+ exp = 0x7e;
+ break;
+ case 3:
+ exp = (fraction & 0x400000) ? 0x7e : 0x7f;
+ break;
+ default:
+ abort ();
+ }
+
+ bin_conv.int_val = (sign << 31) | (exp << 23) | fraction;
+
+ return bin_conv.fp_val;
+
+}
+
+static void
+compute_vgetmantss (float *r, float *s1, float *s2, int interv,
+ int signctrl)
+{
+ int i;
+ r[0] = get_norm_mant (s2[0], signctrl, interv);
+ for (i = 1; i < 4; i++)
+ {
+ r[i] = s1[i];
+ }
+}
+
+static void
+avx512f_test (void)
+{
+ int i, sign;
+ union128 res1, src1, src2;
+ float res_ref[4];
+ int interv = _MM_MANT_NORM_p5_1;
+ int signctrl = _MM_MANT_SIGN_src;
+
+ src1.x = _mm_set_ps (-24.043, 68.346, -43.35, 546.46);
+ src2.x = _mm_set_ps (222.222, 333.333, 444.444, -2.0);
+
+ res1.x = _mm_getmant_ss (src1.x, src2.x, interv, signctrl);
+
+ compute_vgetmantss (res_ref, src1.a, src2.a, interv, signctrl);
+
+ if (check_union128 (res1, res_ref))
+ abort ();
+}