SPIRV-Cross/reference/shaders-msl-no-opt/packing/std140-array-of-vectors.comp
Hans-Kristian Arntzen 711300baed MSL: Do not emit swizzled writes in packing fixups.
Similar to scalar access chain fix, this causes a read-modify-write on
memory we're not supposed to write to.
2020-07-06 10:03:46 +02:00

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#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct SSBO
{
float4 v1[4];
float4 v2[4];
float3 v3[4];
float4 v4[4];
float4 v1_array_of_array[4][4];
float4 v2_array_of_array[4][4];
float3 v3_array_of_array[4][4];
float4 v4_array_of_array[4][4];
float4 v_unsized[1];
};
constant uint3 gl_WorkGroupSize [[maybe_unused]] = uint3(1u);
kernel void main0(device SSBO& _29 [[buffer(0)]])
{
float loaded1 = _29.v1[1].x;
(device float&)_29.v1[2] = loaded1;
float2 loaded2 = _29.v2[1].xy;
(device float2&)_29.v2[2] = loaded2;
float3 loaded3 = _29.v3[1];
_29.v3[2] = loaded3;
float4 loaded4 = _29.v4[1];
_29.v4[2] = loaded4;
loaded1 = _29.v1_array_of_array[1][2].x;
(device float&)_29.v1_array_of_array[2][3] = loaded1;
loaded2 = _29.v2_array_of_array[1][2].xy;
(device float2&)_29.v2_array_of_array[2][3] = loaded2;
loaded3 = _29.v3_array_of_array[1][2];
_29.v3_array_of_array[2][3] = loaded3;
loaded4 = _29.v4_array_of_array[1][2];
_29.v4_array_of_array[2][3] = loaded4;
loaded1 = _29.v_unsized[1].x;
(device float&)_29.v_unsized[2] = loaded1;
}