#include #include #include #include #include //test for sse #ifndef LV_HAVE_SSE4_2 void qa_32u_popcnt_aligned16::t1() { printf("sse4.2 not available... no test performed\n"); } #else void qa_32u_popcnt_aligned16::t1() { volk_runtime_init(); volk_environment_init(); clock_t start, end; double total; const int ITERS = 10000000; uint32_t input0 __attribute__ ((aligned (16))); uint32_t output0 __attribute__ ((aligned (16))); uint32_t output01 __attribute__ ((aligned (16))); input0 = ((uint32_t) (rand() - (RAND_MAX/2))); output0 = 0; output01 = 0; printf("32u_popcnt_aligned\n"); start = clock(); uint32_t ret = 0; for(int count = 0; count < ITERS; ++count) { volk_32u_popcnt_aligned16_manual(&ret, input0, "generic"); output0 += ret; } end = clock(); total = (double)(end-start)/(double)CLOCKS_PER_SEC; printf("generic_time: %f\n", total); start = clock(); ret = 0; for(int count = 0; count < ITERS; ++count) { get_volk_runtime()->volk_32u_popcnt_aligned16(&ret, input0); output01 += ret; } end = clock(); total = (double)(end-start)/(double)CLOCKS_PER_SEC; printf("sse4.2_time: %f\n", total); CPPUNIT_ASSERT_EQUAL(output0, output01); } #endif