Merge pull request #25059 from opencv-pushbot:gitee/alalek/core_fix_float16

core: fix float16_t optimization condition
11 months ago · a2e23fa988
parent d792086ba6 02504e2bdb
commit a2e23fa988
1 changed files with 2 additions and 2 deletions
--- a/modules/core/include/opencv2/core/cvdef.h
+++ b/modules/core/include/opencv2/core/cvdef.h
@ -844,7 +844,7 @@ protected:
    float16_t() : w(0) {}
    explicit float16_t(float x)
    {
-    #if CV_FP16
+    #if CV_FP16 && CV_AVX2
        __m128 v = _mm_load_ss(&x);
        w = (ushort)_mm_cvtsi128_si32(_mm_cvtps_ph(v, 0));
    #else
@ -875,7 +875,7 @@ protected:

    operator float() const
    {
-    #if CV_FP16
+    #if CV_FP16 && CV_AVX2
        float f;
        _mm_store_ss(&f, _mm_cvtph_ps(_mm_cvtsi32_si128(w)));
        return f;