1 files changed, 78 insertions, 0 deletions
diff --git a/volk/lib/qa_16s_permute_and_scalar_add_aligned16.cc b/volk/lib/qa_16s_permute_and_scalar_add_aligned16.cc
new file mode 100644
index 000000000..3c4f5c6cc
--- /dev/null
+++ b/volk/lib/qa_16s_permute_and_scalar_add_aligned16.cc
@@ -0,0 +1,78 @@
+#include <volk/volk.h>
+#include <qa_16s_permute_and_scalar_add_aligned16.h>
+#include <volk/volk_16s_permute_and_scalar_add_aligned16.h>
+#include <cstdlib>
+#include <time.h>
+
+//test for sse2
+
+#ifndef LV_HAVE_SSE2
+
+void qa_16s_permute_and_scalar_add_aligned16::t1() {
+  printf("sse2 not available... no test performed\n");
+}
+
+#else
+
+void qa_16s_permute_and_scalar_add_aligned16::t1() {
+  const int vlen = 64;
+  
+  unsigned int num_bytes = vlen << 1;
+
+  volk_environment_init();
+  clock_t start, end;
+  double total;
+  
+  short target[vlen] __attribute__ ((aligned (16)));
+  short target2[vlen] __attribute__ ((aligned (16)));
+  short src0[vlen] __attribute__ ((aligned (16)));
+  short permute_indexes[vlen] __attribute__ ((aligned (16)));
+  short cntl0[vlen] __attribute__ ((aligned (16)));
+  short cntl1[vlen] __attribute__ ((aligned (16)));
+  short cntl2[vlen] __attribute__ ((aligned (16)));
+  short cntl3[vlen] __attribute__ ((aligned (16)));
+  short scalars[4] __attribute__ ((aligned (16))) = {1, 2, 3, 4};
+
+  for(int i = 0; i < vlen; ++i) {
+    src0[i] = i;
+    permute_indexes[i] = (3 * i)%vlen;
+    cntl0[i] = 0xff;
+    cntl1[i] = 0xff * (i%2);
+    cntl2[i] = 0xff * ((i>>1)%2);
+    cntl3[i] = 0xff * ((i%4) == 3);
+  }
+
+  printf("16s_permute_and_scalar_add_aligned\n");
+  
+  start = clock();
+  for(int i = 0; i < 100000; ++i) {
+    volk_16s_permute_and_scalar_add_aligned16_manual(target, src0, permute_indexes, cntl0, cntl1, cntl2, cntl3, scalars, num_bytes, "generic");
+  }
+  end = clock();
+
+  total = (double)(end-start)/(double)CLOCKS_PER_SEC;
+
+  printf("generic_time: %f\n", total);
+  
+  start = clock();
+  for(int i = 0; i < 100000; ++i) {
+    volk_16s_permute_and_scalar_add_aligned16_manual(target2, src0, permute_indexes, cntl0, cntl1, cntl2, cntl3, scalars, num_bytes, "sse2");
+  }
+  end = clock();
+  
+  total = (double)(end-start)/(double)CLOCKS_PER_SEC;
+
+  printf("sse2_time: %f\n", total);
+  
+  
+  for(int i = 0; i < vlen; ++i) {
+    //printf("generic... %d, sse2... %d\n", target[i], target2[i]);
+  }
+  
+  for(int i = 0; i < vlen; ++i) {
+    
+    CPPUNIT_ASSERT(target[i] == target2[i]);
+  }
+}
+
+#endif