int2 tint_first_leading_bit(int2 v) { uint2 x = ((v < (0).xx) ? uint2(~(v)) : uint2(v)); const uint2 b16 = (bool2((x & (4294901760u).xx)) ? (16u).xx : (0u).xx); x = (x >> b16); const uint2 b8 = (bool2((x & (65280u).xx)) ? (8u).xx : (0u).xx); x = (x >> b8); const uint2 b4 = (bool2((x & (240u).xx)) ? (4u).xx : (0u).xx); x = (x >> b4); const uint2 b2 = (bool2((x & (12u).xx)) ? (2u).xx : (0u).xx); x = (x >> b2); const uint2 b1 = (bool2((x & (2u).xx)) ? (1u).xx : (0u).xx); const uint2 is_zero = ((x == (0u).xx) ? (4294967295u).xx : (0u).xx); return int2((((((b16 | b8) | b4) | b2) | b1) | is_zero)); } RWByteAddressBuffer prevent_dce : register(u0, space2); void firstLeadingBit_a622c2() { int2 arg_0 = (1).xx; int2 res = tint_first_leading_bit(arg_0); prevent_dce.Store2(0u, asuint(res)); } struct tint_symbol { float4 value : SV_Position; }; float4 vertex_main_inner() { firstLeadingBit_a622c2(); 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_a622c2(); return; } [numthreads(1, 1, 1)] void compute_main() { firstLeadingBit_a622c2(); return; }