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fix build error on JetsonTK1

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* avoid using vld1_f16 and vst1_f16 on gcc 4 series (Ubuntu 14.04)
  * guard correctly with #if
  * use static inline
This commit is contained in:
Tomoaki Teshima 2016-08-08 22:13:13 +09:00
parent 39ebca5dbf
commit 3debc78a5f
1 changed files with 12 additions and 2 deletions
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14
modules/core/src/convert.cpp
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@ -4545,6 +4545,16 @@ static short convertFp16SW(float fp32)
}
#endif
#if CV_FP16 && (defined __GNUC__) && (defined __arm__ || defined __aarch64__)
#if 5 <= __GNUC__
static inline float16x4_t load_f16(const short* p) { return vld1_f16((const float16_t*)p); }
static inline void store_f16(short* p, float16x4_t v) { vst1_f16((float16_t*)p, v); }
#else
static inline float16x4_t load_f16(const short* p) { return (float16x4_t)vld1_s16(p); }
static inline void store_f16(short* p, float16x4_t v) { vst1_s16(p, (int16x4_t)v); }
#endif
#endif
// template for FP16 HW conversion function
template<typename T, typename DT> static void
cvtScaleHalf_( const T* src, size_t sstep, DT* dst, size_t dstep, Size size);
@ -4579,7 +4589,7 @@ cvtScaleHalf_<float, short>( const float* src, size_t sstep, short* dst, size_t
float16x4_t v_dst = vcvt_f16_f32(v_src);
vst1_f16((float16_t*)(dst + x), v_dst);
store_f16(dst + x, v_dst);
#else
#error "Configuration error"
#endif
@ -4631,7 +4641,7 @@ cvtScaleHalf_<short, float>( const short* src, size_t sstep, float* dst, size_t
_mm_storeu_ps(dst + x, v_dst);
#elif defined __GNUC__ && (defined __arm__ || defined __aarch64__)
float16x4_t v_src = vld1_f16((float16_t*)(src + x));
float16x4_t v_src = load_f16(src+x);
float32x4_t v_dst = vcvt_f32_f16(v_src);