SPIRV-Cross/reference/shaders-msl-no-opt/asm/frag/switch-block-case-fallthrough.asm.frag
Hans-Kristian Arntzen c365cc1b43 Deal with OpPhi and case fallthrough.
This is quite complex since we cannot flush Phi inside the case labels,
we have to do it outside by emitting a lot of manual branches ourselves.

This should be extremely rare, but we need to handle this case.
2019-06-21 13:38:23 +02:00

76 lines
1.2 KiB
JavaScript

#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct main0_out
{
float4 FragColor [[color(0)]];
};
struct main0_in
{
int vIndex [[user(locn0)]];
};
fragment main0_out main0(main0_in in [[stage_in]])
{
int i = 0;
main0_out out = {};
int j;
int _30;
int _31;
if (in.vIndex != 0 && in.vIndex != 1 && in.vIndex != 11 && in.vIndex != 2 && in.vIndex != 3 && in.vIndex != 4 && in.vIndex != 5)
{
_30 = 2;
}
if (in.vIndex == 1 || in.vIndex == 11)
{
_31 = 1;
}
switch (in.vIndex)
{
case 0:
{
_30 = 3;
}
default:
{
j = _30;
_31 = 0;
}
case 1:
case 11:
{
j = _31;
}
case 2:
{
break;
}
case 3:
{
if (in.vIndex > 3)
{
i = 0;
break;
}
else
{
break;
}
}
case 4:
{
}
case 5:
{
i = 0;
break;
}
}
out.FragColor = float4(float(i));
return out;
}