// RUN: mlir-opt -split-input-file -finalize-memref-to-llvm %s | FileCheck %s // RUN: mlir-opt -split-input-file -finalize-memref-to-llvm='use-aligned-alloc=1' %s | FileCheck %s --check-prefix=ALIGNED-ALLOC // RUN: mlir-opt -split-input-file -finalize-memref-to-llvm='index-bitwidth=32' %s | FileCheck --check-prefix=CHECK32 %s // CHECK-LABEL: func @mixed_alloc( // CHECK: %[[Marg:.*]]: index, %[[Narg:.*]]: index) func.func @mixed_alloc(%arg0: index, %arg1: index) -> memref { // CHECK-DAG: %[[M:.*]] = builtin.unrealized_conversion_cast %[[Marg]] // CHECK-DAG: %[[N:.*]] = builtin.unrealized_conversion_cast %[[Narg]] // CHECK: %[[c42:.*]] = llvm.mlir.constant(42 : index) : i64 // CHECK-NEXT: %[[one:.*]] = llvm.mlir.constant(1 : index) : i64 // CHECK-NEXT: %[[st0:.*]] = llvm.mul %[[N]], %[[c42]] : i64 // CHECK-NEXT: %[[sz:.*]] = llvm.mul %[[st0]], %[[M]] : i64 // CHECK-NEXT: %[[null:.*]] = llvm.mlir.zero : !llvm.ptr // CHECK-NEXT: %[[gep:.*]] = llvm.getelementptr %[[null]][%[[sz]]] : (!llvm.ptr, i64) -> !llvm.ptr, f32 // CHECK-NEXT: %[[sz_bytes:.*]] = llvm.ptrtoint %[[gep]] : !llvm.ptr to i64 // CHECK-NEXT: llvm.call @malloc(%[[sz_bytes]]) : (i64) -> !llvm.ptr // CHECK-NEXT: llvm.mlir.undef : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> // CHECK-NEXT: llvm.insertvalue %{{.*}}, %{{.*}}[0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> // CHECK-NEXT: llvm.insertvalue %{{.*}}, %{{.*}}[1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> // CHECK-NEXT: %[[off:.*]] = llvm.mlir.constant(0 : index) : i64 // CHECK-NEXT: llvm.insertvalue %[[off]], %{{.*}}[2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[M]], %{{.*}}[3, 0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[c42]], %{{.*}}[3, 1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[N]], %{{.*}}[3, 2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[st0]], %{{.*}}[4, 0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[N]], %{{.*}}[4, 1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[one]], %{{.*}}[4, 2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> %0 = memref.alloc(%arg0, %arg1) : memref return %0 : memref } // ----- // CHECK-LABEL: func @mixed_dealloc func.func @mixed_dealloc(%arg0: memref) { // CHECK: %[[ptr:.*]] = llvm.extractvalue %{{.*}}[0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> // CHECK-NEXT: llvm.call @free(%[[ptr]]) : (!llvm.ptr) -> () memref.dealloc %arg0 : memref return } // ----- // CHECK-LABEL: func @unranked_dealloc func.func @unranked_dealloc(%arg0: memref<*xf32>) { // CHECK: %[[memref:.*]] = llvm.extractvalue %{{.*}} : !llvm.struct<(i64, ptr)> // CHECK: %[[ptr:.*]] = llvm.load %[[memref]] // CHECK-NEXT: llvm.call @free(%[[ptr]]) memref.dealloc %arg0 : memref<*xf32> return } // ----- // CHECK-LABEL: func @dynamic_alloc( // CHECK: %[[Marg:.*]]: index, %[[Narg:.*]]: index) func.func @dynamic_alloc(%arg0: index, %arg1: index) -> memref { // CHECK-DAG: %[[M:.*]] = builtin.unrealized_conversion_cast %[[Marg]] // CHECK-DAG: %[[N:.*]] = builtin.unrealized_conversion_cast %[[Narg]] // CHECK-NEXT: %[[one:.*]] = llvm.mlir.constant(1 : index) : i64 // CHECK-NEXT: %[[sz:.*]] = llvm.mul %[[N]], %[[M]] : i64 // CHECK-NEXT: %[[null:.*]] = llvm.mlir.zero : !llvm.ptr // CHECK-NEXT: %[[gep:.*]] = llvm.getelementptr %[[null]][%[[sz]]] : (!llvm.ptr, i64) -> !llvm.ptr, f32 // CHECK-NEXT: %[[sz_bytes:.*]] = llvm.ptrtoint %[[gep]] : !llvm.ptr to i64 // CHECK-NEXT: llvm.call @malloc(%[[sz_bytes]]) : (i64) -> !llvm.ptr // CHECK-NEXT: llvm.mlir.undef : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: llvm.insertvalue %{{.*}}, %{{.*}}[0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: llvm.insertvalue %{{.*}}, %{{.*}}[1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: %[[off:.*]] = llvm.mlir.constant(0 : index) : i64 // CHECK-NEXT: llvm.insertvalue %[[off]], %{{.*}}[2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[M]], %{{.*}}[3, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[N]], %{{.*}}[3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[N]], %{{.*}}[4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[one]], %{{.*}}[4, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> %0 = memref.alloc(%arg0, %arg1) : memref return %0 : memref } // ----- // CHECK-LABEL: func @dynamic_alloca // CHECK: %[[Marg:.*]]: index, %[[Narg:.*]]: index) func.func @dynamic_alloca(%arg0: index, %arg1: index) -> memref { // CHECK-DAG: %[[M:.*]] = builtin.unrealized_conversion_cast %[[Marg]] // CHECK-DAG: %[[N:.*]] = builtin.unrealized_conversion_cast %[[Narg]] // CHECK-NEXT: %[[st1:.*]] = llvm.mlir.constant(1 : index) : i64 // CHECK-NEXT: %[[num_elems:.*]] = llvm.mul %[[N]], %[[M]] : i64 // CHECK-NEXT: %[[allocated:.*]] = llvm.alloca %[[num_elems]] x f32 : (i64) -> !llvm.ptr // CHECK-NEXT: llvm.mlir.undef : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[allocated]], %{{.*}}[0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[allocated]], %{{.*}}[1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: %[[off:.*]] = llvm.mlir.constant(0 : index) : i64 // CHECK-NEXT: llvm.insertvalue %[[off]], %{{.*}}[2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[M]], %{{.*}}[3, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[N]], %{{.*}}[3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[N]], %{{.*}}[4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: llvm.insertvalue %[[st1]], %{{.*}}[4, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> %0 = memref.alloca(%arg0, %arg1) : memref // Test with explicitly specified alignment. llvm.alloca takes care of the // alignment. The same pointer is thus used for allocation and aligned // accesses. // CHECK: %[[alloca_aligned:.*]] = llvm.alloca %{{.*}} x f32 {alignment = 32 : i64} : (i64) -> !llvm.ptr // CHECK: %[[desc:.*]] = llvm.mlir.undef : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK: %[[desc1:.*]] = llvm.insertvalue %[[alloca_aligned]], %[[desc]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK: llvm.insertvalue %[[alloca_aligned]], %[[desc1]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> memref.alloca(%arg0, %arg1) {alignment = 32} : memref return %0 : memref } // ----- // CHECK-LABEL: func @dynamic_dealloc func.func @dynamic_dealloc(%arg0: memref) { // CHECK: %[[ptr:.*]] = llvm.extractvalue %{{.*}}[0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: llvm.call @free(%[[ptr]]) : (!llvm.ptr) -> () memref.dealloc %arg0 : memref return } // ----- // CHECK-LABEL: func @stdlib_aligned_alloc({{.*}}) // ALIGNED-ALLOC-LABEL: func @stdlib_aligned_alloc({{.*}}) func.func @stdlib_aligned_alloc(%N : index) -> memref<32x18xf32> { // ALIGNED-ALLOC: %[[sz1:.*]] = llvm.mlir.constant(32 : index) : i64 // ALIGNED-ALLOC-NEXT: %[[sz2:.*]] = llvm.mlir.constant(18 : index) : i64 // ALIGNED-ALLOC-NEXT: %[[one:.*]] = llvm.mlir.constant(1 : index) : i64 // ALIGNED-ALLOC-NEXT: %[[num_elems:.*]] = llvm.mlir.constant(576 : index) : i64 // ALIGNED-ALLOC-NEXT: %[[null:.*]] = llvm.mlir.zero : !llvm.ptr // ALIGNED-ALLOC-NEXT: %[[gep:.*]] = llvm.getelementptr %[[null]][%[[num_elems]]] : (!llvm.ptr, i64) -> !llvm.ptr, f32 // ALIGNED-ALLOC-NEXT: %[[bytes:.*]] = llvm.ptrtoint %[[gep]] : !llvm.ptr to i64 // ALIGNED-ALLOC-NEXT: %[[alignment:.*]] = llvm.mlir.constant(32 : index) : i64 // ALIGNED-ALLOC-NEXT: %[[allocated:.*]] = llvm.call @aligned_alloc(%[[alignment]], %[[bytes]]) : (i64, i64) -> !llvm.ptr %0 = memref.alloc() {alignment = 32} : memref<32x18xf32> // Do another alloc just to test that we have a unique declaration for // aligned_alloc. // ALIGNED-ALLOC: llvm.call @aligned_alloc %1 = memref.alloc() {alignment = 64} : memref<4096xf32> // Alignment is to element type boundaries (minimum 16 bytes). // ALIGNED-ALLOC: %[[c32:.*]] = llvm.mlir.constant(32 : index) : i64 // ALIGNED-ALLOC-NEXT: llvm.call @aligned_alloc(%[[c32]] %2 = memref.alloc() : memref<4096xvector<8xf32>> // The minimum alignment is 16 bytes unless explicitly specified. // ALIGNED-ALLOC: %[[c16:.*]] = llvm.mlir.constant(16 : index) : i64 // ALIGNED-ALLOC-NEXT: llvm.call @aligned_alloc(%[[c16]], %3 = memref.alloc() : memref<4096xvector<2xf32>> // ALIGNED-ALLOC: %[[c8:.*]] = llvm.mlir.constant(8 : index) : i64 // ALIGNED-ALLOC-NEXT: llvm.call @aligned_alloc(%[[c8]], %4 = memref.alloc() {alignment = 8} : memref<1024xvector<4xf32>> // Bump the memref allocation size if its size is not a multiple of alignment. // ALIGNED-ALLOC: %[[c32:.*]] = llvm.mlir.constant(32 : index) : i64 // ALIGNED-ALLOC: llvm.mlir.constant(1 : index) : i64 // ALIGNED-ALLOC-NEXT: llvm.sub // ALIGNED-ALLOC-NEXT: llvm.add // ALIGNED-ALLOC-NEXT: llvm.urem // ALIGNED-ALLOC-NEXT: %[[SIZE_ALIGNED:.*]] = llvm.sub // ALIGNED-ALLOC-NEXT: llvm.call @aligned_alloc(%[[c32]], %[[SIZE_ALIGNED]]) %5 = memref.alloc() {alignment = 32} : memref<100xf32> // Bump alignment to the next power of two if it isn't. // ALIGNED-ALLOC: %[[c128:.*]] = llvm.mlir.constant(128 : index) : i64 // ALIGNED-ALLOC: llvm.call @aligned_alloc(%[[c128]] %6 = memref.alloc(%N) : memref> return %0 : memref<32x18xf32> } // ----- // CHECK-LABEL: func @mixed_load( // CHECK: %{{.*}}, %[[Iarg:.*]]: index, %[[Jarg:.*]]: index) func.func @mixed_load(%mixed : memref<42x?xf32>, %i : index, %j : index) { // CHECK-DAG: %[[I:.*]] = builtin.unrealized_conversion_cast %[[Iarg]] // CHECK-DAG: %[[J:.*]] = builtin.unrealized_conversion_cast %[[Jarg]] // CHECK: %[[ptr:.*]] = llvm.extractvalue %[[ld:.*]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: %[[st0:.*]] = llvm.extractvalue %[[ld]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: %[[offI:.*]] = llvm.mul %[[I]], %[[st0]] : i64 // CHECK-NEXT: %[[off1:.*]] = llvm.add %[[offI]], %[[J]] : i64 // CHECK-NEXT: %[[addr:.*]] = llvm.getelementptr %[[ptr]][%[[off1]]] : (!llvm.ptr, i64) -> !llvm.ptr, f32 // CHECK-NEXT: llvm.load %[[addr]] : !llvm.ptr -> f32 %0 = memref.load %mixed[%i, %j] : memref<42x?xf32> return } // ----- // CHECK-LABEL: func @dynamic_load( // CHECK: %{{.*}}, %[[Iarg:.*]]: index, %[[Jarg:.*]]: index) func.func @dynamic_load(%dynamic : memref, %i : index, %j : index) { // CHECK-DAG: %[[I:.*]] = builtin.unrealized_conversion_cast %[[Iarg]] // CHECK-DAG: %[[J:.*]] = builtin.unrealized_conversion_cast %[[Jarg]] // CHECK: %[[ptr:.*]] = llvm.extractvalue %[[ld:.*]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: %[[st0:.*]] = llvm.extractvalue %[[ld]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: %[[offI:.*]] = llvm.mul %[[I]], %[[st0]] : i64 // CHECK-NEXT: %[[off1:.*]] = llvm.add %[[offI]], %[[J]] : i64 // CHECK-NEXT: %[[addr:.*]] = llvm.getelementptr %[[ptr]][%[[off1]]] : (!llvm.ptr, i64) -> !llvm.ptr, f32 // CHECK-NEXT: llvm.load %[[addr]] : !llvm.ptr -> f32 %0 = memref.load %dynamic[%i, %j] : memref return } // ----- // CHECK-LABEL: func @prefetch // CHECK: %{{.*}}, %[[Iarg:.*]]: index, %[[Jarg:.*]]: index) func.func @prefetch(%A : memref, %i : index, %j : index) { // CHECK-DAG: %[[I:.*]] = builtin.unrealized_conversion_cast %[[Iarg]] // CHECK-DAG: %[[J:.*]] = builtin.unrealized_conversion_cast %[[Jarg]] // CHECK: %[[ptr:.*]] = llvm.extractvalue %[[ld:.*]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: %[[st0:.*]] = llvm.extractvalue %[[ld]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: %[[offI:.*]] = llvm.mul %[[I]], %[[st0]] : i64 // CHECK-NEXT: %[[off1:.*]] = llvm.add %[[offI]], %[[J]] : i64 // CHECK-NEXT: %[[addr:.*]] = llvm.getelementptr %[[ptr]][%[[off1]]] : (!llvm.ptr, i64) -> !llvm.ptr, f32 // CHECK-NEXT: "llvm.intr.prefetch"(%[[addr]]) <{cache = 1 : i32, hint = 3 : i32, rw = 1 : i32}> : (!llvm.ptr) -> () memref.prefetch %A[%i, %j], write, locality<3>, data : memref // CHECK: "llvm.intr.prefetch"(%{{.*}}) <{cache = 1 : i32, hint = 0 : i32, rw = 0 : i32}> : (!llvm.ptr) -> () memref.prefetch %A[%i, %j], read, locality<0>, data : memref // CHECK: "llvm.intr.prefetch"(%{{.*}}) <{cache = 0 : i32, hint = 2 : i32, rw = 0 : i32}> : (!llvm.ptr) -> () memref.prefetch %A[%i, %j], read, locality<2>, instr : memref return } // ----- // CHECK-LABEL: func @dynamic_store // CHECK: %{{.*}}, %[[Iarg:.*]]: index, %[[Jarg:.*]]: index func.func @dynamic_store(%dynamic : memref, %i : index, %j : index, %val : f32) { // CHECK-DAG: %[[I:.*]] = builtin.unrealized_conversion_cast %[[Iarg]] // CHECK-DAG: %[[J:.*]] = builtin.unrealized_conversion_cast %[[Jarg]] // CHECK: %[[ptr:.*]] = llvm.extractvalue %[[ld:.*]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: %[[st0:.*]] = llvm.extractvalue %[[ld]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: %[[offI:.*]] = llvm.mul %[[I]], %[[st0]] : i64 // CHECK-NEXT: %[[off1:.*]] = llvm.add %[[offI]], %[[J]] : i64 // CHECK-NEXT: %[[addr:.*]] = llvm.getelementptr %[[ptr]][%[[off1]]] : (!llvm.ptr, i64) -> !llvm.ptr, f32 // CHECK-NEXT: llvm.store %{{.*}}, %[[addr]] : f32, !llvm.ptr memref.store %val, %dynamic[%i, %j] : memref return } // ----- // CHECK-LABEL: func @mixed_store // CHECK: %{{.*}}, %[[Iarg:.*]]: index, %[[Jarg:.*]]: index func.func @mixed_store(%mixed : memref<42x?xf32>, %i : index, %j : index, %val : f32) { // CHECK-DAG: %[[I:.*]] = builtin.unrealized_conversion_cast %[[Iarg]] // CHECK-DAG: %[[J:.*]] = builtin.unrealized_conversion_cast %[[Jarg]] // CHECK: %[[ptr:.*]] = llvm.extractvalue %[[ld:.*]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: %[[st0:.*]] = llvm.extractvalue %[[ld]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> // CHECK-NEXT: %[[offI:.*]] = llvm.mul %[[I]], %[[st0]] : i64 // CHECK-NEXT: %[[off1:.*]] = llvm.add %[[offI]], %[[J]] : i64 // CHECK-NEXT: %[[addr:.*]] = llvm.getelementptr %[[ptr]][%[[off1]]] : (!llvm.ptr, i64) -> !llvm.ptr, f32 // CHECK-NEXT: llvm.store %{{.*}}, %[[addr]] : f32, !llvm.ptr memref.store %val, %mixed[%i, %j] : memref<42x?xf32> return } // ----- // FIXME: the *ToLLVM passes don't use information from data layouts // to set address spaces, so the constants below don't reflect the layout // Update this test once that data layout attribute works how we'd expect it to. module attributes { dlti.dl_spec = #dlti.dl_spec< #dlti.dl_entry : vector<3xi64>>, #dlti.dl_entry, dense<[32, 32, 32]> : vector<3xi64>>> } { // CHECK-LABEL: @memref_memory_space_cast func.func @memref_memory_space_cast(%input : memref<*xf32>) -> memref<*xf32, 1> { %cast = memref.memory_space_cast %input : memref<*xf32> to memref<*xf32, 1> return %cast : memref<*xf32, 1> } } // CHECK: [[INPUT:%.*]] = builtin.unrealized_conversion_cast %{{.*}} to !llvm.struct<(i64, ptr)> // CHECK: [[RANK:%.*]] = llvm.extractvalue [[INPUT]][0] : !llvm.struct<(i64, ptr)> // CHECK: [[SOURCE_DESC:%.*]] = llvm.extractvalue [[INPUT]][1] // CHECK: [[RESULT_0:%.*]] = llvm.mlir.undef : !llvm.struct<(i64, ptr)> // CHECK: [[RESULT_1:%.*]] = llvm.insertvalue [[RANK]], [[RESULT_0]][0] : !llvm.struct<(i64, ptr)> // Compute size in bytes to allocate result ranked descriptor // CHECK: [[C1:%.*]] = llvm.mlir.constant(1 : index) : i64 // CHECK: [[C2:%.*]] = llvm.mlir.constant(2 : index) : i64 // CHECK: [[INDEX_SIZE:%.*]] = llvm.mlir.constant(8 : index) : i64 // CHECK: [[PTR_SIZE:%.*]] = llvm.mlir.constant(8 : index) : i64 // CHECK: [[DOUBLE_PTR_SIZE:%.*]] = llvm.mul [[C2]], [[PTR_SIZE]] // CHECK: [[DOUBLE_RANK:%.*]] = llvm.mul [[C2]], %{{.*}} // CHECK: [[NUM_INDEX_VALS:%.*]] = llvm.add [[DOUBLE_RANK]], [[C1]] // CHECK: [[INDEX_VALS_SIZE:%.*]] = llvm.mul [[NUM_INDEX_VALS]], [[INDEX_SIZE]] // CHECK: [[DESC_ALLOC_SIZE:%.*]] = llvm.add [[DOUBLE_PTR_SIZE]], [[INDEX_VALS_SIZE]] // CHECK: [[RESULT_DESC:%.*]] = llvm.alloca [[DESC_ALLOC_SIZE]] x i8 // CHECK: llvm.insertvalue [[RESULT_DESC]], [[RESULT_1]][1] // Cast pointers // CHECK: [[SOURCE_ALLOC:%.*]] = llvm.load [[SOURCE_DESC]] // CHECK: [[SOURCE_ALIGN_GEP:%.*]] = llvm.getelementptr [[SOURCE_DESC]][1] // CHECK: [[SOURCE_ALIGN:%.*]] = llvm.load [[SOURCE_ALIGN_GEP]] : !llvm.ptr // CHECK: [[RESULT_ALLOC:%.*]] = llvm.addrspacecast [[SOURCE_ALLOC]] : !llvm.ptr to !llvm.ptr<1> // CHECK: [[RESULT_ALIGN:%.*]] = llvm.addrspacecast [[SOURCE_ALIGN]] : !llvm.ptr to !llvm.ptr<1> // CHECK: llvm.store [[RESULT_ALLOC]], [[RESULT_DESC]] : !llvm.ptr // CHECK: [[RESULT_ALIGN_GEP:%.*]] = llvm.getelementptr [[RESULT_DESC]][1] // CHECK: llvm.store [[RESULT_ALIGN]], [[RESULT_ALIGN_GEP]] : !llvm.ptr // Memcpy remaining values // CHECK: [[SOURCE_OFFSET_GEP:%.*]] = llvm.getelementptr [[SOURCE_DESC]][2] // CHECK: [[RESULT_OFFSET_GEP:%.*]] = llvm.getelementptr [[RESULT_DESC]][2] // CHECK: [[SIZEOF_TWO_RESULT_PTRS:%.*]] = llvm.mlir.constant(16 : index) : i64 // CHECK: [[COPY_SIZE:%.*]] = llvm.sub [[DESC_ALLOC_SIZE]], [[SIZEOF_TWO_RESULT_PTRS]] // CHECK: "llvm.intr.memcpy"([[RESULT_OFFSET_GEP]], [[SOURCE_OFFSET_GEP]], [[COPY_SIZE]]) <{isVolatile = false}> // ----- // CHECK-LABEL: func @memref_cast_static_to_dynamic func.func @memref_cast_static_to_dynamic(%static : memref<10x42xf32>) { // CHECK-NOT: llvm.bitcast %0 = memref.cast %static : memref<10x42xf32> to memref return } // ----- // CHECK-LABEL: func @memref_cast_static_to_mixed func.func @memref_cast_static_to_mixed(%static : memref<10x42xf32>) { // CHECK-NOT: llvm.bitcast %0 = memref.cast %static : memref<10x42xf32> to memref return } // ----- // CHECK-LABEL: func @memref_cast_dynamic_to_static func.func @memref_cast_dynamic_to_static(%dynamic : memref) { // CHECK-NOT: llvm.bitcast %0 = memref.cast %dynamic : memref to memref<10x12xf32> return } // ----- // CHECK-LABEL: func @memref_cast_dynamic_to_mixed func.func @memref_cast_dynamic_to_mixed(%dynamic : memref) { // CHECK-NOT: llvm.bitcast %0 = memref.cast %dynamic : memref to memref return } // ----- // CHECK-LABEL: func @memref_cast_mixed_to_dynamic func.func @memref_cast_mixed_to_dynamic(%mixed : memref<42x?xf32>) { // CHECK-NOT: llvm.bitcast %0 = memref.cast %mixed : memref<42x?xf32> to memref return } // ----- // CHECK-LABEL: func @memref_cast_mixed_to_static func.func @memref_cast_mixed_to_static(%mixed : memref<42x?xf32>) { // CHECK-NOT: llvm.bitcast %0 = memref.cast %mixed : memref<42x?xf32> to memref<42x1xf32> return } // ----- // CHECK-LABEL: func @memref_cast_mixed_to_mixed func.func @memref_cast_mixed_to_mixed(%mixed : memref<42x?xf32>) { // CHECK-NOT: llvm.bitcast %0 = memref.cast %mixed : memref<42x?xf32> to memref return } // ----- // CHECK-LABEL: func @memref_cast_ranked_to_unranked // CHECK32-LABEL: func @memref_cast_ranked_to_unranked func.func @memref_cast_ranked_to_unranked(%arg : memref<42x2x?xf32>) { // CHECK-DAG: %[[c:.*]] = llvm.mlir.constant(1 : index) : i64 // CHECK-DAG: %[[p:.*]] = llvm.alloca %[[c]] x !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> : (i64) -> !llvm.ptr // CHECK-DAG: llvm.store %{{.*}}, %[[p]] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>, !llvm.ptr // CHECK-DAG: %[[r:.*]] = llvm.mlir.constant(3 : index) : i64 // CHECK : llvm.mlir.undef : !llvm.struct<(i64, ptr)> // CHECK-DAG: llvm.insertvalue %[[r]], %{{.*}}[0] : !llvm.struct<(i64, ptr)> // CHECK-DAG: llvm.insertvalue %[[p]], %{{.*}}[1] : !llvm.struct<(i64, ptr)> // CHECK32-DAG: %[[c:.*]] = llvm.mlir.constant(1 : index) : i64 // CHECK32-DAG: %[[p:.*]] = llvm.alloca %[[c]] x !llvm.struct<(ptr, ptr, i32, array<3 x i32>, array<3 x i32>)> : (i64) -> !llvm.ptr // CHECK32-DAG: llvm.store %{{.*}}, %[[p]] : !llvm.struct<(ptr, ptr, i32, array<3 x i32>, array<3 x i32>)>, !llvm.ptr // CHECK32-DAG: %[[r:.*]] = llvm.mlir.constant(3 : index) : i32 // CHECK32 : llvm.mlir.undef : !llvm.struct<(i32, ptr)> // CHECK32-DAG: llvm.insertvalue %[[r]], %{{.*}}[0] : !llvm.struct<(i32, ptr)> // CHECK32-DAG: llvm.insertvalue %[[p]], %{{.*}}[1] : !llvm.struct<(i32, ptr)> %0 = memref.cast %arg : memref<42x2x?xf32> to memref<*xf32> return } // ----- // CHECK-LABEL: func @memref_cast_unranked_to_ranked func.func @memref_cast_unranked_to_ranked(%arg : memref<*xf32>) { // CHECK: %[[p:.*]] = llvm.extractvalue %{{.*}}[1] : !llvm.struct<(i64, ptr)> %0 = memref.cast %arg : memref<*xf32> to memref return } // ----- // CHECK-LABEL: func @mixed_memref_dim func.func @mixed_memref_dim(%mixed : memref<42x?x?x13x?xf32>) { // CHECK: llvm.mlir.constant(42 : index) : i64 %c0 = arith.constant 0 : index %0 = memref.dim %mixed, %c0 : memref<42x?x?x13x?xf32> // CHECK: llvm.extractvalue %{{.*}}[3, 1] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)> %c1 = arith.constant 1 : index %1 = memref.dim %mixed, %c1 : memref<42x?x?x13x?xf32> // CHECK: llvm.extractvalue %{{.*}}[3, 2] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)> %c2 = arith.constant 2 : index %2 = memref.dim %mixed, %c2 : memref<42x?x?x13x?xf32> // CHECK: llvm.mlir.constant(13 : index) : i64 %c3 = arith.constant 3 : index %3 = memref.dim %mixed, %c3 : memref<42x?x?x13x?xf32> // CHECK: llvm.extractvalue %{{.*}}[3, 4] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)> %c4 = arith.constant 4 : index %4 = memref.dim %mixed, %c4 : memref<42x?x?x13x?xf32> return } // ----- // CHECK-LABEL: @memref_dim_with_dyn_index // CHECK: %{{.*}}, %[[IDXarg:.*]]: index func.func @memref_dim_with_dyn_index(%arg : memref<3x?xf32>, %idx : index) -> index { // CHECK-DAG: %[[IDX:.*]] = builtin.unrealized_conversion_cast %[[IDXarg]] // CHECK-DAG: %[[C1:.*]] = llvm.mlir.constant(1 : index) : i64 // CHECK-DAG: %[[SIZES:.*]] = llvm.extractvalue %{{.*}}[3] : ![[DESCR_TY:.*]] // CHECK-DAG: %[[SIZES_PTR:.*]] = llvm.alloca %[[C1]] x !llvm.array<2 x i64> : (i64) -> !llvm.ptr // CHECK-DAG: llvm.store %[[SIZES]], %[[SIZES_PTR]] : !llvm.array<2 x i64>, !llvm.ptr // CHECK-DAG: %[[RESULT_PTR:.*]] = llvm.getelementptr %[[SIZES_PTR]][0, %[[IDX]]] : (!llvm.ptr, i64) -> !llvm.ptr, !llvm.array<2 x i64> // CHECK-DAG: %[[RESULT:.*]] = llvm.load %[[RESULT_PTR]] : !llvm.ptr -> i64 %result = memref.dim %arg, %idx : memref<3x?xf32> return %result : index } // ----- // CHECK-LABEL: @memref_reinterpret_cast_ranked_to_static_shape func.func @memref_reinterpret_cast_ranked_to_static_shape(%input : memref<2x3xf32>) { %output = memref.reinterpret_cast %input to offset: [0], sizes: [6, 1], strides: [1, 1] : memref<2x3xf32> to memref<6x1xf32> return } // CHECK: [[INPUT:%.*]] = builtin.unrealized_conversion_cast %{{.*}} : // CHECK: to [[TY:!.*]] // CHECK: [[OUT_0:%.*]] = llvm.mlir.undef : [[TY]] // CHECK: [[BASE_PTR:%.*]] = llvm.extractvalue [[INPUT]][0] : [[TY]] // CHECK: [[ALIGNED_PTR:%.*]] = llvm.extractvalue [[INPUT]][1] : [[TY]] // CHECK: [[OUT_1:%.*]] = llvm.insertvalue [[BASE_PTR]], [[OUT_0]][0] : [[TY]] // CHECK: [[OUT_2:%.*]] = llvm.insertvalue [[ALIGNED_PTR]], [[OUT_1]][1] : [[TY]] // CHECK: [[OFFSET:%.*]] = llvm.mlir.constant(0 : index) : i64 // CHECK: [[OUT_3:%.*]] = llvm.insertvalue [[OFFSET]], [[OUT_2]][2] : [[TY]] // CHECK: [[SIZE_0:%.*]] = llvm.mlir.constant(6 : index) : i64 // CHECK: [[OUT_4:%.*]] = llvm.insertvalue [[SIZE_0]], [[OUT_3]][3, 0] : [[TY]] // CHECK: [[SIZE_1:%.*]] = llvm.mlir.constant(1 : index) : i64 // CHECK: [[OUT_5:%.*]] = llvm.insertvalue [[SIZE_1]], [[OUT_4]][4, 0] : [[TY]] // CHECK: [[STRIDE_0:%.*]] = llvm.mlir.constant(1 : index) : i64 // CHECK: [[OUT_6:%.*]] = llvm.insertvalue [[STRIDE_0]], [[OUT_5]][3, 1] : [[TY]] // CHECK: [[STRIDE_1:%.*]] = llvm.mlir.constant(1 : index) : i64 // CHECK: [[OUT_7:%.*]] = llvm.insertvalue [[STRIDE_1]], [[OUT_6]][4, 1] : [[TY]] // ----- // CHECK-LABEL: @memref_reinterpret_cast_unranked_to_dynamic_shape func.func @memref_reinterpret_cast_unranked_to_dynamic_shape(%offset: index, %size_0 : index, %size_1 : index, %stride_0 : index, %stride_1 : index, %input : memref<*xf32>) { %output = memref.reinterpret_cast %input to offset: [%offset], sizes: [%size_0, %size_1], strides: [%stride_0, %stride_1] : memref<*xf32> to memref> return } // CHECK-SAME: ([[OFFSETarg:%[a-z,0-9]+]]: index, // CHECK-SAME: [[SIZE_0arg:%[a-z,0-9]+]]: index, [[SIZE_1arg:%[a-z,0-9]+]]: index, // CHECK-SAME: [[STRIDE_0arg:%[a-z,0-9]+]]: index, [[STRIDE_1arg:%[a-z,0-9]+]]: index, // CHECK-DAG: [[OFFSET:%.*]] = builtin.unrealized_conversion_cast [[OFFSETarg]] // CHECK-DAG: [[SIZE_0:%.*]] = builtin.unrealized_conversion_cast [[SIZE_0arg]] // CHECK-DAG: [[SIZE_1:%.*]] = builtin.unrealized_conversion_cast [[SIZE_1arg]] // CHECK-DAG: [[STRIDE_0:%.*]] = builtin.unrealized_conversion_cast [[STRIDE_0arg]] // CHECK-DAG: [[STRIDE_1:%.*]] = builtin.unrealized_conversion_cast [[STRIDE_1arg]] // CHECK-DAG: [[INPUT:%.*]] = builtin.unrealized_conversion_cast // CHECK: [[OUT_0:%.*]] = llvm.mlir.undef : [[TY:!.*]] // CHECK: [[DESCRIPTOR:%.*]] = llvm.extractvalue [[INPUT]][1] : !llvm.struct<(i64, ptr)> // CHECK: [[BASE_PTR:%.*]] = llvm.load [[DESCRIPTOR]] : !llvm.ptr -> !llvm.ptr // CHECK: [[ALIGNED_PTR_PTR:%.*]] = llvm.getelementptr [[DESCRIPTOR]]{{\[}}1] // CHECK-SAME: : (!llvm.ptr) -> !llvm.ptr, !llvm.ptr // CHECK: [[ALIGNED_PTR:%.*]] = llvm.load [[ALIGNED_PTR_PTR]] : !llvm.ptr -> !llvm.ptr // CHECK: [[OUT_1:%.*]] = llvm.insertvalue [[BASE_PTR]], [[OUT_0]][0] : [[TY]] // CHECK: [[OUT_2:%.*]] = llvm.insertvalue [[ALIGNED_PTR]], [[OUT_1]][1] : [[TY]] // CHECK: [[OUT_3:%.*]] = llvm.insertvalue [[OFFSET]], [[OUT_2]][2] : [[TY]] // CHECK: [[OUT_4:%.*]] = llvm.insertvalue [[SIZE_0]], [[OUT_3]][3, 0] : [[TY]] // CHECK: [[OUT_5:%.*]] = llvm.insertvalue [[STRIDE_0]], [[OUT_4]][4, 0] : [[TY]] // CHECK: [[OUT_6:%.*]] = llvm.insertvalue [[SIZE_1]], [[OUT_5]][3, 1] : [[TY]] // CHECK: [[OUT_7:%.*]] = llvm.insertvalue [[STRIDE_1]], [[OUT_6]][4, 1] : [[TY]] // ----- // CHECK-LABEL: @memref_reshape func.func @memref_reshape(%input : memref<2x3xf32>, %shape : memref) { %output = memref.reshape %input(%shape) : (memref<2x3xf32>, memref) -> memref<*xf32> return } // CHECK: [[INPUT:%.*]] = builtin.unrealized_conversion_cast %{{.*}} to [[INPUT_TY:!.*]] // CHECK: [[SHAPE:%.*]] = builtin.unrealized_conversion_cast %{{.*}} to [[SHAPE_TY:!.*]] // CHECK: [[RANK:%.*]] = llvm.extractvalue [[SHAPE]][3, 0] : [[SHAPE_TY]] // CHECK: [[UNRANKED_OUT_O:%.*]] = llvm.mlir.undef : !llvm.struct<(i64, ptr)> // CHECK: [[UNRANKED_OUT_1:%.*]] = llvm.insertvalue [[RANK]], [[UNRANKED_OUT_O]][0] : !llvm.struct<(i64, ptr)> // Compute size in bytes to allocate result ranked descriptor // CHECK: [[C1:%.*]] = llvm.mlir.constant(1 : index) : i64 // CHECK: [[C2:%.*]] = llvm.mlir.constant(2 : index) : i64 // CHECK: [[INDEX_SIZE:%.*]] = llvm.mlir.constant(8 : index) : i64 // CHECK: [[PTR_SIZE:%.*]] = llvm.mlir.constant(8 : index) : i64 // CHECK: [[DOUBLE_PTR_SIZE:%.*]] = llvm.mul [[C2]], [[PTR_SIZE]] : i64 // CHECK: [[DESC_ALLOC_SIZE:%.*]] = llvm.add [[DOUBLE_PTR_SIZE]], %{{.*}} // CHECK: [[UNDERLYING_DESC:%.*]] = llvm.alloca [[DESC_ALLOC_SIZE]] x i8 // CHECK: llvm.insertvalue [[UNDERLYING_DESC]], [[UNRANKED_OUT_1]][1] // Set allocated, aligned pointers and offset. // CHECK: [[ALLOC_PTR:%.*]] = llvm.extractvalue [[INPUT]][0] : [[INPUT_TY]] // CHECK: [[ALIGN_PTR:%.*]] = llvm.extractvalue [[INPUT]][1] : [[INPUT_TY]] // CHECK: [[OFFSET:%.*]] = llvm.extractvalue [[INPUT]][2] : [[INPUT_TY]] // CHECK: llvm.store [[ALLOC_PTR]], [[UNDERLYING_DESC]] : !llvm.ptr, !llvm.ptr // CHECK: [[ALIGNED_PTR_PTR:%.*]] = llvm.getelementptr [[UNDERLYING_DESC]]{{\[}}1] // CHECK: llvm.store [[ALIGN_PTR]], [[ALIGNED_PTR_PTR]] : !llvm.ptr, !llvm.ptr // CHECK: [[OFFSET_PTR:%.*]] = llvm.getelementptr [[UNDERLYING_DESC]]{{\[}}2] // CHECK: llvm.store [[OFFSET]], [[OFFSET_PTR]] : i64, !llvm.ptr // Iterate over shape operand in reverse order and set sizes and strides. // CHECK: [[SIZES_PTR:%.*]] = llvm.getelementptr [[UNDERLYING_DESC]]{{\[}}0, 3] // CHECK: [[STRIDES_PTR:%.*]] = llvm.getelementptr [[SIZES_PTR]]{{\[}}[[RANK]]] // CHECK: [[SHAPE_IN_PTR:%.*]] = llvm.extractvalue [[SHAPE]][1] : [[SHAPE_TY]] // CHECK: [[C1_:%.*]] = llvm.mlir.constant(1 : index) : i64 // CHECK: [[RANK_MIN_1:%.*]] = llvm.sub [[RANK]], [[C1_]] : i64 // CHECK: llvm.br ^bb1([[RANK_MIN_1]], [[C1_]] : i64, i64) // CHECK: ^bb1([[DIM:%.*]]: i64, [[CUR_STRIDE:%.*]]: i64): // CHECK: [[C0_:%.*]] = llvm.mlir.constant(0 : index) : i64 // CHECK: [[COND:%.*]] = llvm.icmp "sge" [[DIM]], [[C0_]] : i64 // CHECK: llvm.cond_br [[COND]], ^bb2, ^bb3 // CHECK: ^bb2: // CHECK: [[SIZE_PTR:%.*]] = llvm.getelementptr [[SHAPE_IN_PTR]]{{\[}}[[DIM]]] // CHECK: [[SIZE:%.*]] = llvm.load [[SIZE_PTR]] : !llvm.ptr -> i64 // CHECK: [[TARGET_SIZE_PTR:%.*]] = llvm.getelementptr [[SIZES_PTR]]{{\[}}[[DIM]]] // CHECK: llvm.store [[SIZE]], [[TARGET_SIZE_PTR]] : i64, !llvm.ptr // CHECK: [[TARGET_STRIDE_PTR:%.*]] = llvm.getelementptr [[STRIDES_PTR]]{{\[}}[[DIM]]] // CHECK: llvm.store [[CUR_STRIDE]], [[TARGET_STRIDE_PTR]] : i64, !llvm.ptr // CHECK: [[UPDATE_STRIDE:%.*]] = llvm.mul [[CUR_STRIDE]], [[SIZE]] : i64 // CHECK: [[STRIDE_COND:%.*]] = llvm.sub [[DIM]], [[C1_]] : i64 // CHECK: llvm.br ^bb1([[STRIDE_COND]], [[UPDATE_STRIDE]] : i64, i64) // CHECK: ^bb3: // CHECK: return // ----- // ALIGNED-ALLOC-LABEL: @memref_of_memref func.func @memref_of_memref() { // Sizeof computation is as usual. // ALIGNED-ALLOC: %[[NULL:.*]] = llvm.mlir.zero // ALIGNED-ALLOC: %[[PTR:.*]] = llvm.getelementptr // ALIGNED-ALLOC: %[[SIZEOF:.*]] = llvm.ptrtoint // Static alignment should be computed as ceilPowerOf2(2 * sizeof(pointer) + // (1 + 2 * rank) * sizeof(index) = ceilPowerOf2(2 * 8 + 3 * 8) = 64. // ALIGNED-ALLOC: llvm.mlir.constant(64 : index) // Check that the types are converted as expected. // ALIGNED-ALLOC: llvm.call @aligned_alloc // ALIGNED-ALLOC: llvm.mlir.undef // ALIGNED-ALLOC-SAME: !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)> %0 = memref.alloc() : memref<1xmemref<1xf32>> return } // ----- module attributes { dlti.dl_spec = #dlti.dl_spec<#dlti.dl_entry> } { // ALIGNED-ALLOC-LABEL: @memref_of_memref_32 func.func @memref_of_memref_32() { // Sizeof computation is as usual. // ALIGNED-ALLOC: %[[NULL:.*]] = llvm.mlir.zero // ALIGNED-ALLOC: %[[PTR:.*]] = llvm.getelementptr // ALIGNED-ALLOC: %[[SIZEOF:.*]] = llvm.ptrtoint // Static alignment should be computed as ceilPowerOf2(2 * sizeof(pointer) + // (1 + 2 * rank) * sizeof(index) = ceilPowerOf2(2 * 8 + 3 * 4) = 32. // ALIGNED-ALLOC: llvm.mlir.constant(32 : index) // Check that the types are converted as expected. // ALIGNED-ALLOC: llvm.call @aligned_alloc // ALIGNED-ALLOC: llvm.mlir.undef // ALIGNED-ALLOC-SAME: !llvm.struct<(ptr, ptr, i32, array<1 x i32>, array<1 x i32>)> %0 = memref.alloc() : memref<1xmemref<1xf32>> return } } // ----- // ALIGNED-ALLOC-LABEL: @memref_of_memref_of_memref func.func @memref_of_memref_of_memref() { // Sizeof computation is as usual, also check the type. // ALIGNED-ALLOC: %[[NULL:.*]] = llvm.mlir.zero : !llvm.ptr // ALIGNED-ALLOC: %[[PTR:.*]] = llvm.getelementptr // ALIGNED-ALLOC: %[[SIZEOF:.*]] = llvm.ptrtoint // Static alignment should be computed as ceilPowerOf2(2 * sizeof(pointer) + // (1 + 2 * rank) * sizeof(index) = ceilPowerOf2(2 * 8 + 3 * 8) = 64. // ALIGNED-ALLOC: llvm.mlir.constant(64 : index) // ALIGNED-ALLOC: llvm.call @aligned_alloc %0 = memref.alloc() : memref<1 x memref<2 x memref<3 x f32>>> return } // ----- // ALIGNED-ALLOC-LABEL: @ranked_unranked func.func @ranked_unranked() { // ALIGNED-ALLOC: llvm.mlir.zero // ALIGNED-ALLOC-SAME: !llvm.ptr // ALIGNED-ALLOC: llvm.getelementptr // ALIGNED-ALLOC: llvm.ptrtoint // Static alignment should be computed as ceilPowerOf2(sizeof(index) + // sizeof(pointer)) = 16. // ALIGNED-ALLOC: llvm.mlir.constant(16 : index) // ALIGNED-ALLOC: llvm.call @aligned_alloc %0 = memref.alloc() : memref<1 x memref<* x f32>> memref.cast %0 : memref<1 x memref<* x f32>> to memref<* x memref<* x f32>> return }