int4 tint_first_leading_bit(int4 v) { uint4 x = ((v < (0).xxxx) ? uint4(~(v)) : uint4(v)); const uint4 b16 = (bool4((x & (4294901760u).xxxx)) ? (16u).xxxx : (0u).xxxx); x = (x >> b16); const uint4 b8 = (bool4((x & (65280u).xxxx)) ? (8u).xxxx : (0u).xxxx); x = (x >> b8); const uint4 b4 = (bool4((x & (240u).xxxx)) ? (4u).xxxx : (0u).xxxx); x = (x >> b4); const uint4 b2 = (bool4((x & (12u).xxxx)) ? (2u).xxxx : (0u).xxxx); x = (x >> b2); const uint4 b1 = (bool4((x & (2u).xxxx)) ? (1u).xxxx : (0u).xxxx); const uint4 is_zero = ((x == (0u).xxxx) ? (4294967295u).xxxx : (0u).xxxx); return int4((((((b16 | b8) | b4) | b2) | b1) | is_zero)); } RWByteAddressBuffer prevent_dce : register(u0, space2); void firstLeadingBit_c1f940() { int4 arg_0 = (1).xxxx; int4 res = tint_first_leading_bit(arg_0); prevent_dce.Store4(0u, asuint(res)); } struct tint_symbol { float4 value : SV_Position; }; float4 vertex_main_inner() { firstLeadingBit_c1f940(); return (0.0f).xxxx; } tint_symbol vertex_main() { const float4 inner_result = vertex_main_inner(); tint_symbol wrapper_result = (tint_symbol)0; wrapper_result.value = inner_result; return wrapper_result; } void fragment_main() { firstLeadingBit_c1f940(); return; } [numthreads(1, 1, 1)] void compute_main() { firstLeadingBit_c1f940(); return; }