1 // NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --function-signature --include-generated-funcs --replace-value-regex "__omp_offloading_[0-9a-z]+_[0-9a-z]+" "reduction_size[.].+[.]" "pl_cond[.].+[.|,]" --prefix-filecheck-ir-name _ 2 // RUN: %clang_cc1 -fopenmp-enable-irbuilder -verify -fopenmp -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s 3 // expected-no-diagnostics 4 5 #ifndef HEADER 6 #define HEADER 7 8 struct MyIterator { 9 MyIterator(unsigned pos); 10 MyIterator(const MyIterator &other); 11 const MyIterator &operator=(const MyIterator &that); 12 MyIterator &operator++(); 13 int operator-(const MyIterator &that) const; 14 MyIterator &operator+=(unsigned a); 15 MyIterator operator+(unsigned a) const; 16 bool operator==(const MyIterator &that) const; 17 bool operator!=(const MyIterator &that) const; 18 unsigned operator*() const; 19 }; 20 21 extern "C" void workshareloop_iterator(float *a, float *b, float *c) { 22 #pragma omp for 23 for (MyIterator it = MyIterator(7); it != MyIterator(41); ++it) { 24 unsigned i = *it; 25 a[i] = b[i] * c[i]; 26 } 27 } 28 29 #endif // HEADER 30 // CHECK-LABEL: define {{[^@]+}}@workshareloop_iterator 31 // CHECK-SAME: (ptr noundef [[A:%.*]], ptr noundef [[B:%.*]], ptr noundef [[C:%.*]]) #[[ATTR0:[0-9]+]] { 32 // CHECK-NEXT: entry: 33 // CHECK-NEXT: [[A_ADDR:%.*]] = alloca ptr, align 8 34 // CHECK-NEXT: [[B_ADDR:%.*]] = alloca ptr, align 8 35 // CHECK-NEXT: [[C_ADDR:%.*]] = alloca ptr, align 8 36 // CHECK-NEXT: [[IT:%.*]] = alloca [[STRUCT_MYITERATOR:%.*]], align 1 37 // CHECK-NEXT: [[AGG_CAPTURED:%.*]] = alloca [[STRUCT_ANON:%.*]], align 8 38 // CHECK-NEXT: [[AGG_CAPTURED1:%.*]] = alloca [[STRUCT_ANON_0:%.*]], align 1 39 // CHECK-NEXT: [[DOTCOUNT_ADDR:%.*]] = alloca i64, align 8 40 // CHECK-NEXT: [[I:%.*]] = alloca i32, align 4 41 // CHECK-NEXT: [[P_LASTITER:%.*]] = alloca i32, align 4 42 // CHECK-NEXT: [[P_LOWERBOUND:%.*]] = alloca i64, align 8 43 // CHECK-NEXT: [[P_UPPERBOUND:%.*]] = alloca i64, align 8 44 // CHECK-NEXT: [[P_STRIDE:%.*]] = alloca i64, align 8 45 // CHECK-NEXT: store ptr [[A]], ptr [[A_ADDR]], align 8 46 // CHECK-NEXT: store ptr [[B]], ptr [[B_ADDR]], align 8 47 // CHECK-NEXT: store ptr [[C]], ptr [[C_ADDR]], align 8 48 // CHECK-NEXT: call void @_ZN10MyIteratorC1Ej(ptr noundef nonnull align 1 dereferenceable(1) [[IT]], i32 noundef 7) 49 // CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds nuw [[STRUCT_ANON]], ptr [[AGG_CAPTURED]], i32 0, i32 0 50 // CHECK-NEXT: store ptr [[IT]], ptr [[TMP0]], align 8 51 // CHECK-NEXT: call void @_ZN10MyIteratorC1ERKS_(ptr noundef nonnull align 1 dereferenceable(1) [[AGG_CAPTURED1]], ptr noundef nonnull align 1 dereferenceable(1) [[IT]]) 52 // CHECK-NEXT: call void @__captured_stmt(ptr [[DOTCOUNT_ADDR]], ptr [[AGG_CAPTURED]]) 53 // CHECK-NEXT: [[DOTCOUNT:%.*]] = load i64, ptr [[DOTCOUNT_ADDR]], align 8 54 // CHECK-NEXT: br label [[OMP_LOOP_PREHEADER:%.*]] 55 // CHECK: omp_loop.preheader: 56 // CHECK-NEXT: store i64 0, ptr [[P_LOWERBOUND]], align 8 57 // CHECK-NEXT: [[TMP1:%.*]] = sub i64 [[DOTCOUNT]], 1 58 // CHECK-NEXT: store i64 [[TMP1]], ptr [[P_UPPERBOUND]], align 8 59 // CHECK-NEXT: store i64 1, ptr [[P_STRIDE]], align 8 60 // CHECK-NEXT: [[OMP_GLOBAL_THREAD_NUM:%.*]] = call i32 @__kmpc_global_thread_num(ptr @[[GLOB1:[0-9]+]]) 61 // CHECK-NEXT: call void @__kmpc_for_static_init_8u(ptr @[[GLOB1]], i32 [[OMP_GLOBAL_THREAD_NUM]], i32 34, ptr [[P_LASTITER]], ptr [[P_LOWERBOUND]], ptr [[P_UPPERBOUND]], ptr [[P_STRIDE]], i64 1, i64 0) 62 // CHECK-NEXT: [[TMP2:%.*]] = load i64, ptr [[P_LOWERBOUND]], align 8 63 // CHECK-NEXT: [[TMP3:%.*]] = load i64, ptr [[P_UPPERBOUND]], align 8 64 // CHECK-NEXT: [[TMP4:%.*]] = sub i64 [[TMP3]], [[TMP2]] 65 // CHECK-NEXT: [[TMP5:%.*]] = add i64 [[TMP4]], 1 66 // CHECK-NEXT: br label [[OMP_LOOP_HEADER:%.*]] 67 // CHECK: omp_loop.header: 68 // CHECK-NEXT: [[OMP_LOOP_IV:%.*]] = phi i64 [ 0, [[OMP_LOOP_PREHEADER]] ], [ [[OMP_LOOP_NEXT:%.*]], [[OMP_LOOP_INC:%.*]] ] 69 // CHECK-NEXT: br label [[OMP_LOOP_COND:%.*]] 70 // CHECK: omp_loop.cond: 71 // CHECK-NEXT: [[OMP_LOOP_CMP:%.*]] = icmp ult i64 [[OMP_LOOP_IV]], [[TMP5]] 72 // CHECK-NEXT: br i1 [[OMP_LOOP_CMP]], label [[OMP_LOOP_BODY:%.*]], label [[OMP_LOOP_EXIT:%.*]] 73 // CHECK: omp_loop.body: 74 // CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OMP_LOOP_IV]], [[TMP2]] 75 // CHECK-NEXT: call void @__captured_stmt.1(ptr [[IT]], i64 [[TMP6]], ptr [[AGG_CAPTURED1]]) 76 // CHECK-NEXT: [[CALL:%.*]] = call noundef i32 @_ZNK10MyIteratordeEv(ptr noundef nonnull align 1 dereferenceable(1) [[IT]]) 77 // CHECK-NEXT: store i32 [[CALL]], ptr [[I]], align 4 78 // CHECK-NEXT: [[TMP7:%.*]] = load ptr, ptr [[B_ADDR]], align 8 79 // CHECK-NEXT: [[TMP8:%.*]] = load i32, ptr [[I]], align 4 80 // CHECK-NEXT: [[IDXPROM:%.*]] = zext i32 [[TMP8]] to i64 81 // CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds nuw float, ptr [[TMP7]], i64 [[IDXPROM]] 82 // CHECK-NEXT: [[TMP9:%.*]] = load float, ptr [[ARRAYIDX]], align 4 83 // CHECK-NEXT: [[TMP10:%.*]] = load ptr, ptr [[C_ADDR]], align 8 84 // CHECK-NEXT: [[TMP11:%.*]] = load i32, ptr [[I]], align 4 85 // CHECK-NEXT: [[IDXPROM2:%.*]] = zext i32 [[TMP11]] to i64 86 // CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds nuw float, ptr [[TMP10]], i64 [[IDXPROM2]] 87 // CHECK-NEXT: [[TMP12:%.*]] = load float, ptr [[ARRAYIDX3]], align 4 88 // CHECK-NEXT: [[MUL:%.*]] = fmul float [[TMP9]], [[TMP12]] 89 // CHECK-NEXT: [[TMP13:%.*]] = load ptr, ptr [[A_ADDR]], align 8 90 // CHECK-NEXT: [[TMP14:%.*]] = load i32, ptr [[I]], align 4 91 // CHECK-NEXT: [[IDXPROM4:%.*]] = zext i32 [[TMP14]] to i64 92 // CHECK-NEXT: [[ARRAYIDX5:%.*]] = getelementptr inbounds nuw float, ptr [[TMP13]], i64 [[IDXPROM4]] 93 // CHECK-NEXT: store float [[MUL]], ptr [[ARRAYIDX5]], align 4 94 // CHECK-NEXT: br label [[OMP_LOOP_INC]] 95 // CHECK: omp_loop.inc: 96 // CHECK-NEXT: [[OMP_LOOP_NEXT]] = add nuw i64 [[OMP_LOOP_IV]], 1 97 // CHECK-NEXT: br label [[OMP_LOOP_HEADER]] 98 // CHECK: omp_loop.exit: 99 // CHECK-NEXT: call void @__kmpc_for_static_fini(ptr @[[GLOB1]], i32 [[OMP_GLOBAL_THREAD_NUM]]) 100 // CHECK-NEXT: [[OMP_GLOBAL_THREAD_NUM6:%.*]] = call i32 @__kmpc_global_thread_num(ptr @[[GLOB1]]) 101 // CHECK-NEXT: call void @__kmpc_barrier(ptr @[[GLOB2:[0-9]+]], i32 [[OMP_GLOBAL_THREAD_NUM6]]) 102 // CHECK-NEXT: br label [[OMP_LOOP_AFTER:%.*]] 103 // CHECK: omp_loop.after: 104 // CHECK-NEXT: ret void 105 // 106 // 107 // CHECK-LABEL: define {{[^@]+}}@__captured_stmt 108 // CHECK-SAME: (ptr noundef nonnull align 8 dereferenceable(8) [[DISTANCE:%.*]], ptr noalias noundef [[__CONTEXT:%.*]]) #[[ATTR2:[0-9]+]] { 109 // CHECK-NEXT: entry: 110 // CHECK-NEXT: [[DISTANCE_ADDR:%.*]] = alloca ptr, align 8 111 // CHECK-NEXT: [[__CONTEXT_ADDR:%.*]] = alloca ptr, align 8 112 // CHECK-NEXT: [[DOTSTART:%.*]] = alloca [[STRUCT_MYITERATOR:%.*]], align 1 113 // CHECK-NEXT: [[DOTSTOP:%.*]] = alloca [[STRUCT_MYITERATOR]], align 1 114 // CHECK-NEXT: [[DOTSTEP:%.*]] = alloca i64, align 8 115 // CHECK-NEXT: store ptr [[DISTANCE]], ptr [[DISTANCE_ADDR]], align 8 116 // CHECK-NEXT: store ptr [[__CONTEXT]], ptr [[__CONTEXT_ADDR]], align 8 117 // CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[__CONTEXT_ADDR]], align 8 118 // CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds nuw [[STRUCT_ANON:%.*]], ptr [[TMP0]], i32 0, i32 0 119 // CHECK-NEXT: [[TMP2:%.*]] = load ptr, ptr [[TMP1]], align 8 120 // CHECK-NEXT: call void @_ZN10MyIteratorC1ERKS_(ptr noundef nonnull align 1 dereferenceable(1) [[DOTSTART]], ptr noundef nonnull align 1 dereferenceable(1) [[TMP2]]) 121 // CHECK-NEXT: call void @_ZN10MyIteratorC1Ej(ptr noundef nonnull align 1 dereferenceable(1) [[DOTSTOP]], i32 noundef 41) 122 // CHECK-NEXT: store i64 1, ptr [[DOTSTEP]], align 8 123 // CHECK-NEXT: [[TMP3:%.*]] = load i64, ptr [[DOTSTEP]], align 8 124 // CHECK-NEXT: [[CMP:%.*]] = icmp ult i64 [[TMP3]], 0 125 // CHECK-NEXT: br i1 [[CMP]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]] 126 // CHECK: cond.true: 127 // CHECK-NEXT: [[CALL:%.*]] = call noundef i32 @_ZNK10MyIteratormiERKS_(ptr noundef nonnull align 1 dereferenceable(1) [[DOTSTART]], ptr noundef nonnull align 1 dereferenceable(1) [[DOTSTOP]]) 128 // CHECK-NEXT: [[CONV:%.*]] = sext i32 [[CALL]] to i64 129 // CHECK-NEXT: [[TMP4:%.*]] = load i64, ptr [[DOTSTEP]], align 8 130 // CHECK-NEXT: [[SUB:%.*]] = sub i64 0, [[TMP4]] 131 // CHECK-NEXT: [[DIV:%.*]] = udiv i64 [[CONV]], [[SUB]] 132 // CHECK-NEXT: br label [[COND_END:%.*]] 133 // CHECK: cond.false: 134 // CHECK-NEXT: [[CALL1:%.*]] = call noundef i32 @_ZNK10MyIteratormiERKS_(ptr noundef nonnull align 1 dereferenceable(1) [[DOTSTOP]], ptr noundef nonnull align 1 dereferenceable(1) [[DOTSTART]]) 135 // CHECK-NEXT: [[CONV2:%.*]] = sext i32 [[CALL1]] to i64 136 // CHECK-NEXT: [[TMP5:%.*]] = load i64, ptr [[DOTSTEP]], align 8 137 // CHECK-NEXT: [[DIV3:%.*]] = udiv i64 [[CONV2]], [[TMP5]] 138 // CHECK-NEXT: br label [[COND_END]] 139 // CHECK: cond.end: 140 // CHECK-NEXT: [[COND:%.*]] = phi i64 [ [[DIV]], [[COND_TRUE]] ], [ [[DIV3]], [[COND_FALSE]] ] 141 // CHECK-NEXT: [[TMP6:%.*]] = load ptr, ptr [[DISTANCE_ADDR]], align 8 142 // CHECK-NEXT: store i64 [[COND]], ptr [[TMP6]], align 8 143 // CHECK-NEXT: ret void 144 // 145 // 146 // CHECK-LABEL: define {{[^@]+}}@__captured_stmt.1 147 // CHECK-SAME: (ptr noundef nonnull align 1 dereferenceable(1) [[LOOPVAR:%.*]], i64 noundef [[LOGICAL:%.*]], ptr noalias noundef [[__CONTEXT:%.*]]) #[[ATTR2]] { 148 // CHECK-NEXT: entry: 149 // CHECK-NEXT: [[LOOPVAR_ADDR:%.*]] = alloca ptr, align 8 150 // CHECK-NEXT: [[LOGICAL_ADDR:%.*]] = alloca i64, align 8 151 // CHECK-NEXT: [[__CONTEXT_ADDR:%.*]] = alloca ptr, align 8 152 // CHECK-NEXT: [[REF_TMP:%.*]] = alloca [[STRUCT_MYITERATOR:%.*]], align 1 153 // CHECK-NEXT: store ptr [[LOOPVAR]], ptr [[LOOPVAR_ADDR]], align 8 154 // CHECK-NEXT: store i64 [[LOGICAL]], ptr [[LOGICAL_ADDR]], align 8 155 // CHECK-NEXT: store ptr [[__CONTEXT]], ptr [[__CONTEXT_ADDR]], align 8 156 // CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[__CONTEXT_ADDR]], align 8 157 // CHECK-NEXT: [[TMP1:%.*]] = load i64, ptr [[LOGICAL_ADDR]], align 8 158 // CHECK-NEXT: [[MUL:%.*]] = mul i64 1, [[TMP1]] 159 // CHECK-NEXT: [[CONV:%.*]] = trunc i64 [[MUL]] to i32 160 // CHECK-NEXT: call void @_ZNK10MyIteratorplEj(ptr dead_on_unwind writable sret([[STRUCT_MYITERATOR]]) align 1 [[REF_TMP]], ptr noundef nonnull align 1 dereferenceable(1) [[TMP0]], i32 noundef [[CONV]]) 161 // CHECK-NEXT: [[TMP2:%.*]] = load ptr, ptr [[LOOPVAR_ADDR]], align 8 162 // CHECK-NEXT: [[CALL:%.*]] = call noundef nonnull align 1 dereferenceable(1) ptr @_ZN10MyIteratoraSERKS_(ptr noundef nonnull align 1 dereferenceable(1) [[TMP2]], ptr noundef nonnull align 1 dereferenceable(1) [[REF_TMP]]) 163 // CHECK-NEXT: ret void 164 // 165