test_f32_pipeline_mul_add_clamp()

bool autoresearch::simd_check::test_f32_pipeline_mul_add_clamp ( )

inline

Definition at line 1092 of file AutoResearchSimd.h.

                                              {
    // Simulate color: multiply by gain, add bias, clamp to [0, 1]
    float input[4] = {0.3f, 0.6f, 0.9f, 1.2f};
    float gain[4] = {2.0f, 2.0f, 2.0f, 2.0f};
    float output[4] = {0.0f};
    simd_f32x4 v = load_f32_4(input);
    v = mul_f32_4(v, load_f32_4(gain));         // 0.6, 1.2, 1.8, 2.4
    v = min_f32_4(v, set1_f32_4(1.0f));         // clamp to 1.0
    v = max_f32_4(v, set1_f32_4(0.0f));         // clamp to 0.0
    store_f32_4(output, v);
    float expected[4] = {0.6f, 1.0f, 1.0f, 1.0f};
    return compare_f32(expected, output, 4);
}

References compare_f32().

Referenced by getTests().

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