SPIRV-Cross/reference/shaders-msl-no-opt/packing/struct-size-padding.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 A
{
float v;
char _m0_final_padding[12];
};
struct B
{
float2 v;
char _m0_final_padding[8];
};
struct C
{
float3 v;
};
struct D
{
float4 v;
};
struct E
{
float4 a;
float2 b;
char _m0_final_padding[8];
};
struct SSBO
{
A a[4];
B b[4];
C c[4];
D d[4];
float2x4 e[4];
E f[1];
};
constant uint3 gl_WorkGroupSize [[maybe_unused]] = uint3(1u);
kernel void main0(device SSBO& _26 [[buffer(0)]])
{
_26.f[0].a = float4(2.0);
float2x2 tmp = float2x2(_26.e[1][0].xy, _26.e[1][1].xy);
(device float2&)_26.e[2][0] = tmp[0];
(device float2&)_26.e[2][1] = tmp[1];
}