forked from bartvdbraak/blender
Cycles: More workarounds for weird crashes on AVX2
Oh man, is it a compiler bug? Is it something we do stupid? For now more crap to prevent crashes. During the conference will talk to Maxyn about how can we troubleshoot such weird issues.
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@ -591,7 +591,8 @@ ccl_device_inline float len_squared(const float4& a)
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ccl_device_inline float3 normalize(const float3& a)
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{
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#if defined(__KERNEL_SSE41__) && defined(__KERNEL_SSE__)
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/* TODO(sergey): Disabled for now, causes crashes in certain cases. */
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#if defined(__KERNEL_SSE41__) && defined(__KERNEL_SSE__) && 0
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__m128 norm = _mm_sqrt_ps(_mm_dp_ps(a.m128, a.m128, 0x7F));
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return _mm_div_ps(a.m128, norm);
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#else
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@ -792,7 +793,8 @@ ccl_device_inline float4 operator-(const float4& a)
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ccl_device_inline float4 operator*(const float4& a, const float4& b)
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{
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#ifdef __KERNEL_SSE__
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/* TODO(sergey): Disabled for now, causes crashes in certain cases. */
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#if defined(__KERNEL_SSE__) && 0
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return _mm_mul_ps(a.m128, b.m128);
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#else
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return make_float4(a.x*b.x, a.y*b.y, a.z*b.z, a.w*b.w);
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@ -840,7 +842,8 @@ ccl_device_inline float4 operator/(const float4& a, const float4& b)
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ccl_device_inline float4 operator+(const float4& a, const float4& b)
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{
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#ifdef __KERNEL_SSE__
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/* TODO(sergey): Disabled for now, causes crashes in certain cases. */
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#if defined(__KERNEL_SSE__) && 0
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return _mm_add_ps(a.m128, b.m128);
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#else
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return make_float4(a.x+b.x, a.y+b.y, a.z+b.z, a.w+b.w);
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@ -74,7 +74,7 @@ ccl_device_inline float3 transform_perspective(const Transform *t, const float3
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ccl_device_inline float3 transform_point(const Transform *t, const float3 a)
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{
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/* TODO(sergey): Disabled for now, causes crashes in certain cases. */
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#if defined(__KERNEL_SSE__) && defined(__KERNEL_SSE2__)
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#if defined(__KERNEL_SSE__) && defined(__KERNEL_SSE2__) && 0
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ssef x, y, z, w, aa;
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aa = a.m128;
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@ -103,7 +103,8 @@ ccl_device_inline float3 transform_point(const Transform *t, const float3 a)
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ccl_device_inline float3 transform_direction(const Transform *t, const float3 a)
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{
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#if defined(__KERNEL_SSE__) && defined(__KERNEL_SSE2__)
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/* TODO(sergey): Disabled for now, causes crashes in certain cases. */
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#if defined(__KERNEL_SSE__) && defined(__KERNEL_SSE2__) && 0
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ssef x, y, z, w, aa;
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aa = a.m128;
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x = _mm_loadu_ps(&t->x.x);
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