test/tint/builtins/gen/var/sign/3233fa.wgsl.expected.ir.msl

#include <metal_stdlib>
using namespace metal;

struct tint_module_vars_struct {
  device int* prevent_dce;
};

struct VertexOutput {
  float4 pos;
  int prevent_dce;
};

struct vertex_main_outputs {
  float4 VertexOutput_pos [[position]];
  int VertexOutput_prevent_dce [[user(locn0)]] [[flat]];
};

int sign_3233fa() {
  int arg_0 = 1;
  int const v = arg_0;
  int res = select(select(-1, 1, (v > 0)), 0, (v == 0));
  return res;
}

fragment void fragment_main(device int* prevent_dce [[buffer(0)]]) {
  tint_module_vars_struct const tint_module_vars = tint_module_vars_struct{.prevent_dce=prevent_dce};
  (*tint_module_vars.prevent_dce) = sign_3233fa();
}

kernel void compute_main(device int* prevent_dce [[buffer(0)]]) {
  tint_module_vars_struct const tint_module_vars = tint_module_vars_struct{.prevent_dce=prevent_dce};
  (*tint_module_vars.prevent_dce) = sign_3233fa();
}

VertexOutput vertex_main_inner() {
  VertexOutput out = {};
  out.pos = float4(0.0f);
  out.prevent_dce = sign_3233fa();
  return out;
}

vertex vertex_main_outputs vertex_main() {
  VertexOutput const v_1 = vertex_main_inner();
  vertex_main_outputs tint_wrapper_result = {};
  tint_wrapper_result.VertexOutput_pos = v_1.pos;
  tint_wrapper_result.VertexOutput_prevent_dce = v_1.prevent_dce;
  return tint_wrapper_result;
}