forked from OSchip/llvm-project
50 lines
2.1 KiB
MLIR
50 lines
2.1 KiB
MLIR
// RUN: mlir-opt %s -convert-scf-to-std -convert-memref-to-llvm -convert-std-to-llvm \
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// RUN: | mlir-cpu-runner -e main -entry-point-result=void \
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// RUN: -shared-libs=%mlir_runner_utils_dir/libmlir_runner_utils%shlibext,%mlir_runner_utils_dir/libmlir_c_runner_utils%shlibext \
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// RUN: | FileCheck %s
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func private @print_memref_f32(memref<*xf32>) attributes { llvm.emit_c_interface }
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func @main() -> () {
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%c0 = constant 0 : index
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%c1 = constant 1 : index
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// Initialize input.
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%input = memref.alloc() : memref<2x3xf32>
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%dim_x = memref.dim %input, %c0 : memref<2x3xf32>
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%dim_y = memref.dim %input, %c1 : memref<2x3xf32>
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scf.parallel (%i, %j) = (%c0, %c0) to (%dim_x, %dim_y) step (%c1, %c1) {
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%prod = muli %i, %dim_y : index
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%val = addi %prod, %j : index
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%val_i64 = index_cast %val : index to i64
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%val_f32 = sitofp %val_i64 : i64 to f32
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memref.store %val_f32, %input[%i, %j] : memref<2x3xf32>
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}
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%unranked_input = memref.cast %input : memref<2x3xf32> to memref<*xf32>
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call @print_memref_f32(%unranked_input) : (memref<*xf32>) -> ()
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// CHECK: rank = 2 offset = 0 sizes = [2, 3] strides = [3, 1]
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// CHECK-NEXT: [0, 1, 2]
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// CHECK-NEXT: [3, 4, 5]
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%copy = memref.alloc() : memref<2x3xf32>
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memref.copy %input, %copy : memref<2x3xf32> to memref<2x3xf32>
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%unranked_copy = memref.cast %copy : memref<2x3xf32> to memref<*xf32>
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call @print_memref_f32(%unranked_copy) : (memref<*xf32>) -> ()
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// CHECK: rank = 2 offset = 0 sizes = [2, 3] strides = [3, 1]
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// CHECK-NEXT: [0, 1, 2]
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// CHECK-NEXT: [3, 4, 5]
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%copy_two = memref.alloc() : memref<3x2xf32>
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%copy_two_casted = memref.reinterpret_cast %copy_two to offset: [0], sizes: [2,3], strides:[1, 2]
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: memref<3x2xf32> to memref<2x3xf32>
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memref.copy %input, %copy_two_casted : memref<2x3xf32> to memref<2x3xf32>
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%unranked_copy_two = memref.cast %copy_two : memref<3x2xf32> to memref<*xf32>
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call @print_memref_f32(%unranked_copy_two) : (memref<*xf32>) -> ()
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// CHECK: rank = 2 offset = 0 sizes = [3, 2] strides = [2, 1]
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// CHECK-NEXT: [0, 3]
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// CHECK-NEXT: [1, 4]
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// CHECK-NEXT: [2, 5]
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return
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}
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