| 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)); |
| } |
| |
| void firstLeadingBit_a622c2() { |
| int2 res = tint_first_leading_bit((1).xx); |
| } |
| |
| 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; |
| } |