30 lines
1.9 KiB
MLIR
30 lines
1.9 KiB
MLIR
// RUN: mlir-opt %s --gpu-to-llvm="use-bare-pointers-for-kernels=1" -split-input-file | FileCheck %s
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module attributes {gpu.container_module} {
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gpu.module @kernels [#nvvm.target] {
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llvm.func @kernel_1(%arg0: f32, %arg1: !llvm.ptr<1>) attributes {gpu.kernel, nvvm.kernel} {
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%0 = llvm.mlir.undef : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>
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%1 = llvm.insertvalue %arg1, %0[0] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>
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%2 = llvm.insertvalue %arg1, %1[1] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>
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%3 = llvm.mlir.constant(0 : index) : i64
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%4 = llvm.insertvalue %3, %2[2] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>
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%5 = llvm.mlir.constant(10 : index) : i64
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%6 = llvm.insertvalue %5, %4[3, 0] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>
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%7 = llvm.mlir.constant(1 : index) : i64
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%8 = llvm.insertvalue %7, %6[4, 0] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>
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llvm.return
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}
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}
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func.func @foo() {
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// CHECK: [[MEMREF:%.*]] = gpu.alloc () : memref<10xf32, 1>
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// CHECK: [[DESCRIPTOR:%.*]] = builtin.unrealized_conversion_cast [[MEMREF]] : memref<10xf32, 1> to !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>
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// CHECK: [[PTR:%.*]] = llvm.extractvalue [[DESCRIPTOR]][1] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>
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// CHECK: gpu.launch_func @kernels::@kernel_1 blocks in ({{.*}}) threads in ({{.*}}) : i64
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// CHECK: args(%{{.*}} : f32, [[PTR]] : !llvm.ptr<1>)
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%0 = arith.constant 0. : f32
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%1 = gpu.alloc () : memref<10xf32, 1>
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%c8 = arith.constant 8 : index
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gpu.launch_func @kernels::@kernel_1 blocks in (%c8, %c8, %c8) threads in (%c8, %c8, %c8) args(%0 : f32, %1 : memref<10xf32, 1>)
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return
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}
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}
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