1// RUN: mlir-opt -split-input-file -convert-memref-to-spirv -canonicalize -verify-diagnostics %s -o - | FileCheck %s 2 3module attributes {spirv.target_env = #spirv.target_env<#spirv.vce<v1.3, [Shader], []>, #spirv.resource_limits<>>} { 4 func.func @alloc_function_variable(%arg0 : index, %arg1 : index) { 5 %0 = memref.alloca() : memref<4x5xf32, #spirv.storage_class<Function>> 6 %1 = memref.load %0[%arg0, %arg1] : memref<4x5xf32, #spirv.storage_class<Function>> 7 memref.store %1, %0[%arg0, %arg1] : memref<4x5xf32, #spirv.storage_class<Function>> 8 return 9 } 10} 11 12// CHECK-LABEL: func @alloc_function_variable 13// CHECK: %[[VAR:.+]] = spirv.Variable : !spirv.ptr<!spirv.struct<(!spirv.array<20 x f32>)>, Function> 14// CHECK: %[[LOADPTR:.+]] = spirv.AccessChain %[[VAR]] 15// CHECK: %[[VAL:.+]] = spirv.Load "Function" %[[LOADPTR]] : f32 16// CHECK: %[[STOREPTR:.+]] = spirv.AccessChain %[[VAR]] 17// CHECK: spirv.Store "Function" %[[STOREPTR]], %[[VAL]] : f32 18 19// ----- 20 21module attributes {spirv.target_env = #spirv.target_env<#spirv.vce<v1.3, [Shader], []>, #spirv.resource_limits<>>} { 22 func.func @two_allocs() { 23 %0 = memref.alloca() : memref<4x5xf32, #spirv.storage_class<Function>> 24 %1 = memref.alloca() : memref<2x3xi32, #spirv.storage_class<Function>> 25 return 26 } 27} 28 29// CHECK-LABEL: func @two_allocs 30// CHECK-DAG: spirv.Variable : !spirv.ptr<!spirv.struct<(!spirv.array<6 x i32>)>, Function> 31// CHECK-DAG: spirv.Variable : !spirv.ptr<!spirv.struct<(!spirv.array<20 x f32>)>, Function> 32 33// ----- 34 35module attributes {spirv.target_env = #spirv.target_env<#spirv.vce<v1.3, [Shader], []>, #spirv.resource_limits<>>} { 36 func.func @two_allocs_vector() { 37 %0 = memref.alloca() : memref<4xvector<4xf32>, #spirv.storage_class<Function>> 38 %1 = memref.alloca() : memref<2xvector<2xi32>, #spirv.storage_class<Function>> 39 return 40 } 41} 42 43// CHECK-LABEL: func @two_allocs_vector 44// CHECK-DAG: spirv.Variable : !spirv.ptr<!spirv.struct<(!spirv.array<2 x vector<2xi32>>)>, Function> 45// CHECK-DAG: spirv.Variable : !spirv.ptr<!spirv.struct<(!spirv.array<4 x vector<4xf32>>)>, Function> 46 47 48// ----- 49 50module attributes {spirv.target_env = #spirv.target_env<#spirv.vce<v1.3, [Shader], []>, #spirv.resource_limits<>>} { 51 // CHECK-LABEL: func @alloc_dynamic_size 52 func.func @alloc_dynamic_size(%arg0 : index) -> f32 { 53 // CHECK: memref.alloca 54 %0 = memref.alloca(%arg0) : memref<4x?xf32, #spirv.storage_class<Function>> 55 %1 = memref.load %0[%arg0, %arg0] : memref<4x?xf32, #spirv.storage_class<Function>> 56 return %1: f32 57 } 58} 59 60// ----- 61 62module attributes {spirv.target_env = #spirv.target_env<#spirv.vce<v1.3, [Shader], []>, #spirv.resource_limits<>>} { 63 // CHECK-LABEL: func @alloc_unsupported_memory_space 64 func.func @alloc_unsupported_memory_space(%arg0: index) -> f32 { 65 // CHECK: memref.alloca 66 %0 = memref.alloca() : memref<4x5xf32> 67 %1 = memref.load %0[%arg0, %arg0] : memref<4x5xf32> 68 return %1: f32 69 } 70} 71 72// ----- 73 74module attributes {spirv.target_env = #spirv.target_env<#spirv.vce<v1.3, [Shader], []>, #spirv.resource_limits<>>} { 75 func.func @zero_size() { 76 %0 = memref.alloca() : memref<0xf32, #spirv.storage_class<Function>> 77 return 78 } 79} 80 81// Zero-sized allocations are not handled yet. Just make sure we do not crash. 82// CHECK-LABEL: func @zero_size 83