/* { dg-do run } */ /* { dg-require-effective-target sse4 } */ /* { dg-options "-O2 -msse4.1" } */ #ifndef CHECK_H #define CHECK_H "sse4_1-check.h" #endif #ifndef TEST #define TEST sse4_1_test #endif #include CHECK_H #include #define NUM 64 static void TEST (void) { union { __m128i x[NUM / 4]; unsigned int i[NUM]; } dst, src1, src2; int i; unsigned int max; for (i = 0; i < NUM; i++) { src1.i[i] = i * i; src2.i[i] = i + 20; if ((i % 4)) src2.i[i] |= 0x80000000; } for (i = 0; i < NUM; i += 4) dst.x[i / 4] = _mm_max_epu32 (src1.x[i / 4], src2.x[i / 4]); for (i = 0; i < NUM; i++) { max = src1.i[i] <= src2.i[i] ? src2.i[i] : src1.i[i]; if (max != dst.i[i]) abort (); } }