40 lines
1.7 KiB
MLIR
40 lines
1.7 KiB
MLIR
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// RUN: mlir-opt --test-gpu-rewrite -split-input-file %s | FileCheck %s
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module {
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// CHECK-LABEL: func.func @globalId
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// CHECK-SAME: (%[[SZ:.*]]: index, %[[MEM:.*]]: memref<index, 1>) {
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func.func @globalId(%sz : index, %mem: memref<index, 1>) {
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gpu.launch blocks(%bx, %by, %bz) in (%grid_x = %sz, %grid_y = %sz, %grid_z = %sz)
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threads(%tx, %ty, %tz) in (%block_x = %sz, %block_y = %sz, %block_z = %sz) {
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// CHECK: %[[BIDY:.*]] = gpu.block_id x
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// CHECK-NEXT: %[[BDIMY:.*]] = gpu.block_dim x
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// CHECK-NEXT: %[[TMPY:.*]] = index.mul %[[BIDY]], %[[BDIMY]]
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// CHECK-NEXT: %[[TIDX:.*]] = gpu.thread_id x
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// CHECK-NEXT: %[[GIDX:.*]] = index.add %[[TIDX]], %[[TMPY]]
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%idx = gpu.global_id x
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// CHECK: memref.store %[[GIDX]], %[[MEM]][] : memref<index, 1>
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memref.store %idx, %mem[] : memref<index, 1>
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// CHECK: %[[BIDY:.*]] = gpu.block_id y
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// CHECK-NEXT: %[[BDIMY:.*]] = gpu.block_dim y
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// CHECK-NEXT: %[[TMPY:.*]] = index.mul %[[BIDY]], %[[BDIMY]]
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// CHECK-NEXT: %[[TIDY:.*]] = gpu.thread_id y
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// CHECK-NEXT: %[[GIDY:.*]] = index.add %[[TIDY]], %[[TMPY]]
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%idy = gpu.global_id y
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// CHECK: memref.store %[[GIDY]], %[[MEM]][] : memref<index, 1>
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memref.store %idy, %mem[] : memref<index, 1>
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// CHECK: %[[BIDZ:.*]] = gpu.block_id z
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// CHECK-NEXT: %[[BDIMZ:.*]] = gpu.block_dim z
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// CHECK-NEXT: %[[TMPZ:.*]] = index.mul %[[BIDZ]], %[[BDIMZ]]
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// CHECK-NEXT: %[[TIDZ:.*]] = gpu.thread_id z
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// CHECK-NEXT: %[[GIDZ:.*]] = index.add %[[TIDZ]], %[[TMPZ]]
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%idz = gpu.global_id z
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// CHECK: memref.store %[[GIDZ]], %[[MEM]][] : memref<index, 1>
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memref.store %idz, %mem[] : memref<index, 1>
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gpu.terminator
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}
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return
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}
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}
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