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1// RUN: mlir-opt --gpu-kernel-outlining --convert-gpu-to-nvvm %s | FileCheck %s2 3func.func @main() {4 %data = memref.alloc() : memref<2x6xf32>5 %sum = memref.alloc() : memref<2xf32>6 %mul = memref.alloc() : memref<2xf32>7 %c1 = arith.constant 1 : index8 9 // ADD + MUL10 gpu.launch blocks(%bx, %by, %bz) in (%grid_x = %c1, %grid_y = %c1, %grid_z = %c1)11 threads(%tx, %ty, %tz) in (%block_x = %c1, %block_y = %c1, %block_z = %c1) {12 %val = memref.load %data[%bx, %tx] : memref<2x6xf32>13 %reduced0 = gpu.all_reduce add %val uniform {} : (f32) -> (f32)14 memref.store %reduced0, %sum[%bx] : memref<2xf32>15 %reduced1 = gpu.all_reduce mul %val uniform {} : (f32) -> (f32)16 memref.store %reduced1, %mul[%bx] : memref<2xf32>17 gpu.terminator18 }19 20// CHECK: gpu.module @main_kernel {21// CHECK-NEXT: llvm.mlir.global internal @{{.*}}() {addr_space = 3 : i32} : !llvm.array<32 x f32>22// CHECK-NEXT: llvm.mlir.global internal @{{.*}}() {addr_space = 3 : i32} : !llvm.array<32 x f32>23 24 return25}26