| /* APPLE LOCAL file 5612787 mainline sse4 */ |
| /* { dg-do run { target i?86-*-* x86_64-*-* } } */ |
| /* { dg-require-effective-target sse4 } */ |
| /* { dg-options "-O2 -msse4.1" } */ |
| |
| #include "sse4_1-check.h" |
| |
| #include <smmintrin.h> |
| |
| #define NUM 64 |
| |
| static void |
| sse4_1_test (void) |
| { |
| union |
| { |
| __m128i x[NUM/8]; |
| unsigned short s[NUM]; |
| } src; |
| unsigned short minVal[NUM/8]; |
| int minInd[NUM/8]; |
| unsigned short minValScalar, minIndScalar; |
| int i, j, res; |
| |
| for (i = 0; i < NUM; i++) |
| src.s[i] = i * i / (i + i / 3.14 + 1.0); |
| |
| for (i = 0, j = 0; i < NUM; i += 8, j++) |
| { |
| res = _mm_cvtsi128_si32 (_mm_minpos_epu16 (src.x [i/8])); |
| minVal[j] = res & 0xffff; |
| minInd[j] = (res >> 16) & 0x3; |
| } |
| |
| for (i = 0; i < NUM; i += 8) |
| { |
| minValScalar = src.s[i]; |
| minIndScalar = 0; |
| |
| for (j = i + 1; j < i + 8; j++) |
| if (minValScalar > src.s[j]) |
| { |
| minValScalar = src.s[j]; |
| minIndScalar = j - i; |
| } |
| |
| if (minValScalar != minVal[i/8] && minIndScalar != minInd[i/8]) |
| abort (); |
| } |
| } |