/* { dg-do run } */ /* { dg-options "-O3 -mpower8-vector" } */ /* { dg-require-effective-target p8vector_hw } */ #define NO_WARN_X86_INTRINSICS 1 #ifndef CHECK_H #define CHECK_H "mmx-check.h" #endif #ifndef TEST #define TEST mmx_test #endif #include CHECK_H #include static __m64 __attribute__((noinline, unused)) test (__m64 s1, __m64 s2) { return _mm_subs_pi16 (s1, s2); } static void TEST (void) { __m64_union u, s1, s2; __m64_union e; int i, tmp; s1.as_m64 = _mm_set_pi16 (10, 20, 30, 00); s2.as_m64 = _mm_set_pi16 (11, 98, 76, -100); u.as_m64 = test (s1.as_m64, s2.as_m64); for (i = 0; i < 4; i++) { tmp = s1.as_short[i] - s2.as_short[i]; if (tmp > 32767) tmp = 32767; if (tmp < -32768) tmp = -32768; e.as_short[i] = tmp; } if (u.as_m64 != e.as_m64) abort (); }