test_avg_round_u8_16()

bool autoresearch::simd_check::test_avg_round_u8_16 ( )

inline

Definition at line 272 of file AutoResearchSimd.h.

                                   {
    uint8_t a[16] = {101,201,51,1, 255,0,3,253, 101,201,51,1, 255,0,3,253};
    uint8_t b[16] = {200,100,150,0, 254,1,2,252, 200,100,150,0, 254,1,2,252};
    uint8_t output[16] = {0};
    store_u8_16(output, avg_round_u8_16(load_u8_16(a), load_u8_16(b)));
    for (int i = 0; i < 16; i++) {
        int expected = (a[i] + b[i] + 1) / 2;
        int diff = (int)output[i] - expected;
        if (diff < -1 || diff > 1) return false;
    }
    return true;
}

Referenced by getTests().

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