SPIRV-Cross/reference/shaders-msl-no-opt/asm/comp/opptrnotequal-basic.spv14.asm.comp
Bill Hollings 5493b3030e MSL: Support OpPtrEqual, OpPtrNotEqual, and OpPtrDiff.
- Add CompilerMSL::emit_binary_ptr_op() and to_ptr_expression()
  to emit binary pointer op. Compare matrix addresses without automatic
  transpose() conversion, to avoid error taking address of temporary copy.
- Add Compiler::add_active_interface_variable() to also track active
  interface vars in the entry point for SPIR-V 1.4 and above.
- For OpPtrAccessChain that ends in array element, use Element
  as offset to existing index, otherwise it will access into
  array dimension that doesn't exist.
- Dereference pointer function call arguments. Ultimately, this
  dereferencing is actually backwards, and in future, we should aim
  to properly support passing pointer variables between functions,
  but such a refactoring was beyond the scope here.
- Use [] to declare array of pointers, as array<T*> is not supported in MSL.
- Add unit test shaders.
2022-09-14 15:19:15 -04:00

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#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct _7
{
uint _m0[1];
};
kernel void main0(device _7& _2 [[buffer(0)]], device _7& _3 [[buffer(1)]], device _7& _4 [[buffer(2)]], device _7& _5 [[buffer(3)]])
{
uint _18 = 0u;
uint _28 = _18 + 1u;
_5._m0[_18] = uint(&_2 != &_3);
uint _32 = _28 + 1u;
_5._m0[_28] = uint(&_2._m0 != &_3._m0);
uint _36 = _32 + 1u;
_5._m0[_32] = uint(&_2._m0[0u] != &_3._m0[0u]);
uint _40 = _36 + 1u;
_5._m0[_36] = uint(&_2 != &_4);
uint _44 = _40 + 1u;
_5._m0[_40] = uint(&_2._m0 != &_4._m0);
uint _48 = _44 + 1u;
_5._m0[_44] = uint(&_2._m0[0u] != &_4._m0[0u]);
uint _52 = _48 + 1u;
_5._m0[_48] = uint(&_3 != &_4);
uint _56 = _52 + 1u;
_5._m0[_52] = uint(&_3._m0 != &_4._m0);
_5._m0[_56] = uint(&_3._m0[0u] != &_4._m0[0u]);
_5._m0[_56 + 1u] = uint(&_2 != &_2);
}