diff options
Diffstat (limited to 'volk/lib/qa_32f_stddev_aligned16.cc')
-rw-r--r-- | volk/lib/qa_32f_stddev_aligned16.cc | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/volk/lib/qa_32f_stddev_aligned16.cc b/volk/lib/qa_32f_stddev_aligned16.cc deleted file mode 100644 index 5934d70df..000000000 --- a/volk/lib/qa_32f_stddev_aligned16.cc +++ /dev/null @@ -1,75 +0,0 @@ -#include <volk/volk_runtime.h> -#include <volk/volk.h> -#include <qa_32f_stddev_aligned16.h> -#include <volk/volk_32f_stddev_aligned16.h> -#include <cstdlib> -#include <ctime> - -//test for sse - -#ifndef LV_HAVE_SSE - -void qa_32f_stddev_aligned16::t1() { - printf("sse not available... no test performed\n"); -} - -#else - -void qa_32f_stddev_aligned16::t1() { - volk_runtime_init(); - - volk_environment_init(); - clock_t start, end; - double total; - const int vlen = 3201; - const int ITERS = 100000; - float input0[vlen] __attribute__ ((aligned (16))); - - float stddev_generic; - float stddev_sse; - float stddev_sse4_1; - float mean = 0; - - for(int i = 0; i < vlen; ++i) { - input0[i] = ((float) (rand() - (RAND_MAX/2))) / static_cast<float>((RAND_MAX/2)); - mean += input0[i]; - } - mean /= static_cast<float>(vlen); - - printf("32f_stddev_aligned\n"); - - start = clock(); - for(int count = 0; count < ITERS; ++count) { - volk_32f_stddev_aligned16_manual(&stddev_generic, input0, mean, vlen, "generic"); - } - end = clock(); - total = (double)(end-start)/(double)CLOCKS_PER_SEC; - printf("generic_time: %f\n", total); - start = clock(); - for(int count = 0; count < ITERS; ++count) { - volk_32f_stddev_aligned16_manual(&stddev_sse, input0, mean, vlen, "sse"); - } - end = clock(); - total = (double)(end-start)/(double)CLOCKS_PER_SEC; - printf("sse_time: %f\n", total); - - start = clock(); - for(int count = 0; count < ITERS; ++count) { - get_volk_runtime()->volk_32f_stddev_aligned16(&stddev_sse4_1, input0, mean, vlen); - } - end = clock(); - total = (double)(end-start)/(double)CLOCKS_PER_SEC; - printf("sse4_1_time: %f\n", total); - - for(int i = 0; i < 1; ++i) { - //printf("inputs: %d, %d\n", input0[i*2], input0[i*2 + 1]); - //printf("generic... %d, ssse3... %d\n", output0[i], output1[i]); - } - - //printf("%d...%d\n", output0[i], output01[i]); - CPPUNIT_ASSERT_DOUBLES_EQUAL(stddev_generic, stddev_sse, fabs(stddev_generic)*1e-4); - CPPUNIT_ASSERT_DOUBLES_EQUAL(stddev_generic, stddev_sse4_1, fabs(stddev_generic)*1e-4); - -} - -#endif |