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Diffstat (limited to 'gcc-4.8/gcc/testsuite/gcc.target/i386/sse4_2-popcnt.h')
-rw-r--r--gcc-4.8/gcc/testsuite/gcc.target/i386/sse4_2-popcnt.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/sse4_2-popcnt.h b/gcc-4.8/gcc/testsuite/gcc.target/i386/sse4_2-popcnt.h
new file mode 100644
index 000000000..ce06ba1b8
--- /dev/null
+++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/sse4_2-popcnt.h
@@ -0,0 +1,41 @@
+#include "sse4_2-check.h"
+
+#include <nmmintrin.h>
+
+#define NUM 1024
+
+static int
+compute_popcnt (TYPE v)
+{
+ int ret;
+ int i;
+
+ ret = 0;
+ for (i = 0; i < sizeof(v) * 8; i++)
+ if ((v & ((TYPE)1 << (TYPE) i)))
+ ret++;
+
+ return ret;
+}
+
+static void
+sse4_2_test (void)
+{
+ int i;
+ TYPE vals[NUM];
+ TYPE res;
+
+ for (i = 0; i < NUM; i++)
+ {
+ vals[i] = rand ();
+ if (sizeof (TYPE) > 4)
+ vals[i] |= (TYPE)rand() << (TYPE)(sizeof (TYPE) * 4);
+ }
+
+ for (i=0; i < NUM; i++)
+ {
+ res = POPCNT (vals[i]);
+ if (res != compute_popcnt (vals[i]))
+ abort ();
+ }
+}