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| 1 | +#--- source.hlsl |
| 2 | +RWStructuredBuffer<uint> _participant_bit : register(u2); |
| 3 | +RWStructuredBuffer<uint> _wave_op_index : register(u3); |
| 4 | + |
| 5 | +[numthreads(4, 1, 1)] |
| 6 | +void main(uint3 tid : SV_DispatchThreadID) { |
| 7 | + uint result = 0; |
| 8 | + uint counter0 = 0; |
| 9 | + while ((counter0 < 3)) { |
| 10 | + counter0 = (counter0 + 1); |
| 11 | + uint counter1 = 0; |
| 12 | + while ((counter1 < 2)) { |
| 13 | + counter1 = (counter1 + 1); |
| 14 | + if (((WaveGetLaneIndex() == 0) || (WaveGetLaneIndex() == 2))) { |
| 15 | + result = (result + WaveActiveMax(result)); |
| 16 | + uint temp = 0; |
| 17 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 18 | + _participant_bit[temp] = (((24 << 6) | (counter0 << 4)) | (counter1 << 2)); |
| 19 | + uint4 ballot = WaveActiveBallot(1); |
| 20 | + _participant_bit[(temp + 1)] = ballot.x; |
| 21 | + _participant_bit[(temp + 2)] = ballot.y; |
| 22 | + } |
| 23 | + if ((WaveGetLaneIndex() >= 3)) { |
| 24 | + if ((WaveGetLaneIndex() >= 3)) { |
| 25 | + if ((WaveGetLaneIndex() >= 3)) { |
| 26 | + result = (result + WaveActiveMin((WaveGetLaneIndex() + 3))); |
| 27 | + uint temp = 0; |
| 28 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 29 | + _participant_bit[temp] = (((39 << 6) | (counter0 << 4)) | (counter1 << 2)); |
| 30 | + uint4 ballot = WaveActiveBallot(1); |
| 31 | + _participant_bit[(temp + 1)] = ballot.x; |
| 32 | + _participant_bit[(temp + 2)] = ballot.y; |
| 33 | + } |
| 34 | + } |
| 35 | + } |
| 36 | + } |
| 37 | + } |
| 38 | + if ((WaveGetLaneIndex() == 1)) { |
| 39 | + if ((WaveGetLaneIndex() == 3)) { |
| 40 | + result = (result + WaveActiveSum(3)); |
| 41 | + uint temp = 0; |
| 42 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 43 | + _participant_bit[temp] = (49 << 6); |
| 44 | + uint4 ballot = WaveActiveBallot(1); |
| 45 | + _participant_bit[(temp + 1)] = ballot.x; |
| 46 | + _participant_bit[(temp + 2)] = ballot.y; |
| 47 | + } |
| 48 | + switch ((WaveGetLaneIndex() % 3)) { |
| 49 | + case 0: { |
| 50 | + if ((((WaveGetLaneIndex() == 0) || (WaveGetLaneIndex() == 3)) || (WaveGetLaneIndex() == 1))) { |
| 51 | + if ((((WaveGetLaneIndex() == 1) || (WaveGetLaneIndex() == 2)) || (WaveGetLaneIndex() == 2))) { |
| 52 | + result = (result + WaveActiveMin(result)); |
| 53 | + uint temp = 0; |
| 54 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 55 | + _participant_bit[temp] = (78 << 6); |
| 56 | + uint4 ballot = WaveActiveBallot(1); |
| 57 | + _participant_bit[(temp + 1)] = ballot.x; |
| 58 | + _participant_bit[(temp + 2)] = ballot.y; |
| 59 | + } |
| 60 | + if ((((WaveGetLaneIndex() == 1) || (WaveGetLaneIndex() == 3)) || (WaveGetLaneIndex() == 0))) { |
| 61 | + result = (result + WaveActiveMax((WaveGetLaneIndex() + 1))); |
| 62 | + uint temp = 0; |
| 63 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 64 | + _participant_bit[temp] = (95 << 6); |
| 65 | + uint4 ballot = WaveActiveBallot(1); |
| 66 | + _participant_bit[(temp + 1)] = ballot.x; |
| 67 | + _participant_bit[(temp + 2)] = ballot.y; |
| 68 | + } |
| 69 | + } |
| 70 | + } |
| 71 | + case 1: { |
| 72 | + if (((WaveGetLaneIndex() % 2) == 0)) { |
| 73 | + result = (result + WaveActiveSum(2)); |
| 74 | + uint temp = 0; |
| 75 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 76 | + _participant_bit[temp] = (104 << 6); |
| 77 | + uint4 ballot = WaveActiveBallot(1); |
| 78 | + _participant_bit[(temp + 1)] = ballot.x; |
| 79 | + _participant_bit[(temp + 2)] = ballot.y; |
| 80 | + } |
| 81 | + break; |
| 82 | + } |
| 83 | + case 2: { |
| 84 | + uint counter2 = 0; |
| 85 | + while ((counter2 < 3)) { |
| 86 | + counter2 = (counter2 + 1); |
| 87 | + if (((WaveGetLaneIndex() & 1) == 0)) { |
| 88 | + result = (result + WaveActiveSum(WaveGetLaneIndex())); |
| 89 | + uint temp = 0; |
| 90 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 91 | + _participant_bit[temp] = ((120 << 6) | (counter2 << 4)); |
| 92 | + uint4 ballot = WaveActiveBallot(1); |
| 93 | + _participant_bit[(temp + 1)] = ballot.x; |
| 94 | + _participant_bit[(temp + 2)] = ballot.y; |
| 95 | + } |
| 96 | + if (((WaveGetLaneIndex() & 1) == 0)) { |
| 97 | + result = (result + WaveActiveMin((WaveGetLaneIndex() + 3))); |
| 98 | + uint temp = 0; |
| 99 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 100 | + _participant_bit[temp] = ((131 << 6) | (counter2 << 4)); |
| 101 | + uint4 ballot = WaveActiveBallot(1); |
| 102 | + _participant_bit[(temp + 1)] = ballot.x; |
| 103 | + _participant_bit[(temp + 2)] = ballot.y; |
| 104 | + } |
| 105 | + } |
| 106 | + break; |
| 107 | + } |
| 108 | + } |
| 109 | + if ((WaveGetLaneIndex() == 3)) { |
| 110 | + result = (result + WaveActiveMin(WaveGetLaneIndex())); |
| 111 | + uint temp = 0; |
| 112 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 113 | + _participant_bit[temp] = (138 << 6); |
| 114 | + uint4 ballot = WaveActiveBallot(1); |
| 115 | + _participant_bit[(temp + 1)] = ballot.x; |
| 116 | + _participant_bit[(temp + 2)] = ballot.y; |
| 117 | + } |
| 118 | + } |
| 119 | + for (uint i3 = 0; (i3 < 2); i3 = (i3 + 1)) { |
| 120 | + if (((WaveGetLaneIndex() & 1) == 1)) { |
| 121 | + if (((WaveGetLaneIndex() & 1) == 0)) { |
| 122 | + result = (result + WaveActiveMax(result)); |
| 123 | + uint temp = 0; |
| 124 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 125 | + _participant_bit[temp] = ((160 << 6) | (i3 << 4)); |
| 126 | + uint4 ballot = WaveActiveBallot(1); |
| 127 | + _participant_bit[(temp + 1)] = ballot.x; |
| 128 | + _participant_bit[(temp + 2)] = ballot.y; |
| 129 | + } |
| 130 | + uint counter4 = 0; |
| 131 | + while ((counter4 < 3)) { |
| 132 | + counter4 = (counter4 + 1); |
| 133 | + if ((((WaveGetLaneIndex() == 0) || (WaveGetLaneIndex() == 2)) || (WaveGetLaneIndex() == 0))) { |
| 134 | + result = (result + WaveActiveMin((WaveGetLaneIndex() + 2))); |
| 135 | + uint temp = 0; |
| 136 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 137 | + _participant_bit[temp] = (((184 << 6) | (i3 << 4)) | (counter4 << 2)); |
| 138 | + uint4 ballot = WaveActiveBallot(1); |
| 139 | + _participant_bit[(temp + 1)] = ballot.x; |
| 140 | + _participant_bit[(temp + 2)] = ballot.y; |
| 141 | + } |
| 142 | + uint counter5 = 0; |
| 143 | + while ((counter5 < 3)) { |
| 144 | + counter5 = (counter5 + 1); |
| 145 | + if ((WaveGetLaneIndex() == 2)) { |
| 146 | + result = (result + WaveActiveMin(result)); |
| 147 | + uint temp = 0; |
| 148 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 149 | + _participant_bit[temp] = ((((198 << 6) | (i3 << 4)) | (counter4 << 2)) | counter5); |
| 150 | + uint4 ballot = WaveActiveBallot(1); |
| 151 | + _participant_bit[(temp + 1)] = ballot.x; |
| 152 | + _participant_bit[(temp + 2)] = ballot.y; |
| 153 | + } |
| 154 | + if ((WaveGetLaneIndex() == 1)) { |
| 155 | + result = (result + WaveActiveSum(result)); |
| 156 | + uint temp = 0; |
| 157 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 158 | + _participant_bit[temp] = ((((205 << 6) | (i3 << 4)) | (counter4 << 2)) | counter5); |
| 159 | + uint4 ballot = WaveActiveBallot(1); |
| 160 | + _participant_bit[(temp + 1)] = ballot.x; |
| 161 | + _participant_bit[(temp + 2)] = ballot.y; |
| 162 | + } |
| 163 | + if ((counter5 == 2)) { |
| 164 | + break; |
| 165 | + } |
| 166 | + } |
| 167 | + } |
| 168 | + } else { |
| 169 | + if (((WaveGetLaneIndex() == 0) || (WaveGetLaneIndex() == 3))) { |
| 170 | + result = (result + WaveActiveMin(3)); |
| 171 | + uint temp = 0; |
| 172 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 173 | + _participant_bit[temp] = ((219 << 6) | (i3 << 4)); |
| 174 | + uint4 ballot = WaveActiveBallot(1); |
| 175 | + _participant_bit[(temp + 1)] = ballot.x; |
| 176 | + _participant_bit[(temp + 2)] = ballot.y; |
| 177 | + } |
| 178 | + if ((WaveGetLaneIndex() >= 3)) { |
| 179 | + if ((WaveGetLaneIndex() >= 3)) { |
| 180 | + result = (result + WaveActiveSum(WaveGetLaneIndex())); |
| 181 | + uint temp = 0; |
| 182 | + InterlockedAdd(_wave_op_index[0], 3, temp); |
| 183 | + _participant_bit[temp] = ((229 << 6) | (i3 << 4)); |
| 184 | + uint4 ballot = WaveActiveBallot(1); |
| 185 | + _participant_bit[(temp + 1)] = ballot.x; |
| 186 | + _participant_bit[(temp + 2)] = ballot.y; |
| 187 | + } |
| 188 | + } |
| 189 | + } |
| 190 | + } |
| 191 | +} |
| 192 | + |
| 193 | +#--- pipeline.yaml |
| 194 | +--- |
| 195 | +Shaders: |
| 196 | + - Stage: Compute |
| 197 | + Entry: main |
| 198 | + DispatchSize: [1, 1, 1] # Single dispatch for 4 threads |
| 199 | +Buffers: |
| 200 | + - Name: _participant_bit |
| 201 | + Format: UInt32 |
| 202 | + Stride: 4 |
| 203 | + Fill: 0 |
| 204 | + Size: 96 |
| 205 | + - Name: expected_bit_patterns |
| 206 | + Format: UInt32 |
| 207 | + Stride: 4 |
| 208 | + Data: [1556, 5, 0, 1556, 5, 0, 1560, 5, 0, 1560, 5, 0, 1572, 5, 0, 1572, 5, 0, 1576, 5, 0, 1576, 5, 0, 1588, 5, 0, 1588, 5, 0, 1592, 5, 0, 1592, 5, 0, 2516, 8, 0, 2520, 8, 0, 2532, 8, 0, 2536, 8, 0, 2548, 8, 0, 2552, 8, 0, 13125, 2, 0, 13126, 2, 0, 13129, 2, 0, 13130, 2, 0, 13133, 2, 0, 13134, 2, 0, 13141, 2, 0, 13142, 2, 0, 13145, 2, 0, 13146, 2, 0, 13149, 2, 0, 13150, 2, 0, 14016, 1, 0, 14032, 1, 0] |
| 209 | + - Name: _wave_op_index |
| 210 | + Format: UInt32 |
| 211 | + Stride: 4 |
| 212 | + Data: [0] |
| 213 | +Results: |
| 214 | + - Result: BitTrackingValidation |
| 215 | + Rule: BufferParticipantPattern |
| 216 | + GroupSize: 3 |
| 217 | + Actual: _participant_bit |
| 218 | + Expected: expected_bit_patterns |
| 219 | +DescriptorSets: |
| 220 | + - Resources: |
| 221 | + - Name: _participant_bit |
| 222 | + Kind: RWStructuredBuffer |
| 223 | + DirectXBinding: |
| 224 | + Register: 2 |
| 225 | + Space: 0 |
| 226 | + VulkanBinding: |
| 227 | + Binding: 2 |
| 228 | + - Name: _wave_op_index |
| 229 | + Kind: RWStructuredBuffer |
| 230 | + DirectXBinding: |
| 231 | + Register: 3 |
| 232 | + Space: 0 |
| 233 | + VulkanBinding: |
| 234 | + Binding: 3 |
| 235 | +... |
| 236 | +#--- end |
| 237 | + |
| 238 | +# RUN: split-file %s %t |
| 239 | +# RUN: %dxc_target -T cs_6_0 -Fo %t.o %t/source.hlsl |
| 240 | +# RUN: %offloader %t/pipeline.yaml %t.o |
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