SPIRV-Cross/reference/opt/shaders-msl/comp/torture-loop.comp

#pragma clang diagnostic ignored "-Wmissing-braces"
#pragma clang diagnostic ignored "-Wunused-variable"

#include <metal_stdlib>
#include <simd/simd.h>
	
template <typename T, size_t Num>
struct unsafe_array
{
	T __Elements[Num ? Num : 1];
	
	constexpr size_t size() const thread { return Num; }
	constexpr size_t max_size() const thread { return Num; }
	constexpr bool empty() const thread { return Num == 0; }
	
	constexpr size_t size() const device { return Num; }
	constexpr size_t max_size() const device { return Num; }
	constexpr bool empty() const device { return Num == 0; }
	
	constexpr size_t size() const constant { return Num; }
	constexpr size_t max_size() const constant { return Num; }
	constexpr bool empty() const constant { return Num == 0; }
	
	constexpr size_t size() const threadgroup { return Num; }
	constexpr size_t max_size() const threadgroup { return Num; }
	constexpr bool empty() const threadgroup { return Num == 0; }
	
	thread T &operator[](size_t pos) thread
	{
		return __Elements[pos];
	}
	constexpr const thread T &operator[](size_t pos) const thread
	{
		return __Elements[pos];
	}
	
	device T &operator[](size_t pos) device
	{
		return __Elements[pos];
	}
	constexpr const device T &operator[](size_t pos) const device
	{
		return __Elements[pos];
	}
	
	constexpr const constant T &operator[](size_t pos) const constant
	{
		return __Elements[pos];
	}
	
	threadgroup T &operator[](size_t pos) threadgroup
	{
		return __Elements[pos];
	}
	constexpr const threadgroup T &operator[](size_t pos) const threadgroup
	{
		return __Elements[pos];
	}
};

using namespace metal;

struct SSBO
{
    float4x4 mvp;
    unsafe_array<float4,1> in_data;
};

struct SSBO2
{
    unsafe_array<float4,1> out_data;
};

kernel void main0(const device SSBO& _24 [[buffer(0)]], device SSBO2& _89 [[buffer(1)]], uint3 gl_GlobalInvocationID [[thread_position_in_grid]])
{
    float4 _99;
    _99 = _24.in_data[gl_GlobalInvocationID.x];
    for (int _93 = 0; (_93 + 1) < 10; )
    {
        _99 *= 2.0;
        _93 += 2;
        continue;
    }
    float4 _98;
    _98 = _99;
    float4 _103;
    for (uint _94 = 0u; _94 < 16u; _98 = _103, _94++)
    {
        _103 = _98;
        for (uint _100 = 0u; _100 < 30u; )
        {
            _103 = _24.mvp * _103;
            _100++;
            continue;
        }
    }
    _89.out_data[gl_GlobalInvocationID.x] = _98;
}