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1// RUN: mlir-opt %s -generate-runtime-verification \2// RUN: -expand-strided-metadata \3// RUN: -test-cf-assert \4// RUN: -convert-to-llvm \5// RUN: -reconcile-unrealized-casts | \6// RUN: mlir-runner -e main -entry-point-result=void \7// RUN: -shared-libs=%mlir_runner_utils 2>&1 | \8// RUN: FileCheck %s9 10// RUN: mlir-opt %s -generate-runtime-verification \11// RUN: -expand-strided-metadata \12// RUN: -test-cf-assert \13// RUN: -convert-to-llvm="allow-pattern-rollback=0" \14// RUN: -reconcile-unrealized-casts | \15// RUN: mlir-runner -e main -entry-point-result=void \16// RUN: -shared-libs=%mlir_runner_utils 2>&1 | \17// RUN: FileCheck %s18 19func.func @main() {20 // This buffer is properly aligned. There should be no error.21 // CHECK-NOT: ^ memref is not aligned to 822 %alloc = memref.alloca() : memref<5xf64>23 %0 = memref.assume_alignment %alloc, 8 : memref<5xf64>24 25 // Construct a memref descriptor with a pointer that is not aligned to 4.26 // This cannot be done with just the memref dialect. We have to resort to27 // the LLVM dialect.28 %c0 = llvm.mlir.constant(0 : index) : i6429 %c1 = llvm.mlir.constant(1 : index) : i6430 %c3 = llvm.mlir.constant(3 : index) : i6431 %unaligned_ptr = llvm.inttoptr %c3 : i64 to !llvm.ptr32 %4 = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>33 %5 = llvm.insertvalue %unaligned_ptr, %4[0] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>34 %6 = llvm.insertvalue %unaligned_ptr, %5[1] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>35 %8 = llvm.insertvalue %c0, %6[2] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>36 %9 = llvm.insertvalue %c1, %8[3, 0] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>37 %10 = llvm.insertvalue %c1, %9[4, 0] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>38 %buffer = builtin.unrealized_conversion_cast %10 : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)> to memref<1xf32>39 40 // CHECK: ERROR: Runtime op verification failed41 // CHECK-NEXT: %[[ASSUME:.*]] = memref.assume_alignment %{{.*}}, 4 : memref<1xf32>42 // CHECK-NEXT: ^ memref is not aligned to 443 // CHECK-NEXT: Location: loc({{.*}})44 %assume = memref.assume_alignment %buffer, 4 : memref<1xf32>45 46 return47}48