diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/corelib/global/qfloat16.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/corelib/global/qfloat16.h b/src/corelib/global/qfloat16.h index 654183acd6..05b88e0e92 100644 --- a/src/corelib/global/qfloat16.h +++ b/src/corelib/global/qfloat16.h @@ -117,7 +117,7 @@ QT_WARNING_PUSH QT_WARNING_DISABLE_CLANG("-Wc99-extensions") inline qfloat16::qfloat16(float f) Q_DECL_NOTHROW { -#if defined(QT_COMPILER_SUPPORTS_F16C) && defined(__F16C__) +#if defined(QT_COMPILER_SUPPORTS_F16C) && (defined(__F16C__) || defined(__AVX2__)) __m128 packsingle = _mm_set_ss(f); __m128i packhalf = _mm_cvtps_ph(packsingle, 0); b16 = _mm_extract_epi16(packhalf, 0); @@ -135,7 +135,7 @@ QT_WARNING_POP inline qfloat16::operator float() const Q_DECL_NOTHROW { -#if defined(QT_COMPILER_SUPPORTS_F16C) && defined(__F16C__) +#if defined(QT_COMPILER_SUPPORTS_F16C) && (defined(__F16C__) || defined(__AVX2__)) __m128i packhalf = _mm_cvtsi32_si128(b16); __m128 packsingle = _mm_cvtph_ps(packhalf); return _mm_cvtss_f32(packsingle); |