1 // RUN: %clang_cc1 -fblocks -emit-llvm %s -o %t 2 // RUN: FileCheck %s -input-file=%t -check-prefix=CHECK1 3 // RUN: FileCheck %s -input-file=%t -check-prefix=CHECK2 4 5 struct A { 6 int a; 7 float b; 8 char c; 9 }; 10 11 void test_nest_captured_stmt(int param, int size, int param_arr[size]) { 12 int w; 13 int arr[param][size]; 14 // CHECK1: %struct.anon{{.*}} = type { ptr, ptr, [[SIZE_TYPE:i.+]], ptr, ptr, [[SIZE_TYPE]], [[SIZE_TYPE]], ptr } 15 // CHECK1: %struct.anon{{.*}} = type { ptr, ptr, ptr, ptr, [[SIZE_TYPE]], ptr, ptr, [[SIZE_TYPE]], [[SIZE_TYPE]], ptr } 16 // CHECK1: [[T:%struct.anon.*]] = type { ptr, ptr, ptr, ptr, ptr, [[SIZE_TYPE]], ptr, ptr, [[SIZE_TYPE]], [[SIZE_TYPE]], ptr } 17 #pragma clang __debug captured 18 { 19 int x; 20 int *y = &w; 21 #pragma clang __debug captured 22 { 23 struct A z; 24 #pragma clang __debug captured 25 { 26 w = x = z.a = 1; 27 *y = param; 28 z.b = 0.1f; 29 z.c = 'c'; 30 param_arr[size - 1] = 2; 31 arr[10][z.a] = 12; 32 33 // CHECK1: define internal {{.*}}void @__captured_stmt.2(ptr 34 // CHECK1: [[PARAM_ARR_SIZE_REF:%.+]] = getelementptr inbounds nuw [[T]], ptr {{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 5 35 // CHECK1: [[PARAM_ARR_SIZE:%.+]] = load [[SIZE_TYPE]], ptr [[PARAM_ARR_SIZE_REF]] 36 // CHECK1: [[ARR_SIZE1_REF:%.+]] = getelementptr inbounds nuw [[T]], ptr {{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 8 37 // CHECK1: [[ARR_SIZE1:%.+]] = load [[SIZE_TYPE]], ptr [[ARR_SIZE1_REF]] 38 // CHECK1: [[ARR_SIZE2_REF:%.+]] = getelementptr inbounds nuw [[T]], ptr {{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 9 39 // CHECK1: [[ARR_SIZE2:%.+]] = load [[SIZE_TYPE]], ptr [[ARR_SIZE2_REF]] 40 // 41 // CHECK1: getelementptr inbounds nuw [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 2 42 // CHECK1-NEXT: load ptr, ptr 43 // CHECK1-NEXT: getelementptr inbounds nuw %struct.A, ptr 44 // CHECK1-NEXT: store i{{.+}} 1 45 // 46 // CHECK1: getelementptr inbounds nuw [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 1 47 // CHECK1-NEXT: load ptr, ptr 48 // CHECK1-NEXT: store i{{[0-9]+}} 1 49 // 50 // CHECK1: getelementptr inbounds nuw [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 0 51 // CHECK1-NEXT: load ptr, ptr 52 // CHECK1-NEXT: store i{{[0-9]+}} 1 53 // 54 // CHECK1: getelementptr inbounds nuw [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 4 55 // CHECK1-NEXT: load ptr, ptr 56 // CHECK1-NEXT: load i{{[0-9]+}}, ptr 57 // CHECK1-NEXT: getelementptr inbounds nuw [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 3 58 // CHECK1-NEXT: load ptr, ptr 59 // CHECK1-NEXT: load ptr, ptr 60 // CHECK1-NEXT: store i{{[0-9]+}} 61 // 62 // CHECK1: getelementptr inbounds nuw [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 2 63 // CHECK1-NEXT: load ptr, ptr 64 // CHECK1-NEXT: getelementptr inbounds nuw %struct.A, ptr 65 // CHECK1-NEXT: store float 66 // 67 // CHECK1: getelementptr inbounds nuw [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 2 68 // CHECK1-NEXT: load ptr, ptr 69 // CHECK1-NEXT: getelementptr inbounds nuw %struct.A, ptr 70 // CHECK1-NEXT: store i8 99 71 // 72 // CHECK1-DAG: [[SIZE_ADDR_REF:%.*]] = getelementptr inbounds nuw [[T]], ptr {{.*}}, i{{.+}} 0, i{{.+}} 7 73 // CHECK1-DAG: [[SIZE_ADDR:%.*]] = load ptr, ptr [[SIZE_ADDR_REF]] 74 // CHECK1-DAG: [[SIZE:%.*]] = load i{{.+}}, ptr [[SIZE_ADDR]] 75 // CHECK1-DAG: [[PARAM_ARR_IDX:%.*]] = sub nsw i{{.+}} [[SIZE]], 1 76 // CHECK1-DAG: [[PARAM_ARR_ADDR_REF:%.*]] = getelementptr inbounds nuw [[T]], ptr {{.*}}, i{{.+}} 0, i{{.+}} 6 77 // CHECK1-DAG: [[PARAM_ARR_ADDR:%.*]] = load ptr, ptr [[PARAM_ARR_ADDR_REF]] 78 // CHECK1-DAG: [[PARAM_ARR:%.*]] = load ptr, ptr [[PARAM_ARR_ADDR]] 79 // CHECK1-DAG: [[PARAM_ARR_SIZE_MINUS_1_ADDR:%.*]] = getelementptr inbounds i{{.+}}, ptr [[PARAM_ARR]], i{{.*}} 80 // CHECK1: store i{{.+}} 2, ptr [[PARAM_ARR_SIZE_MINUS_1_ADDR]] 81 // 82 // CHECK1-DAG: [[Z_ADDR_REF:%.*]] = getelementptr inbounds nuw [[T]], ptr {{.*}}, i{{.+}} 0, i{{.+}} 2 83 // CHECK1-DAG: [[Z_ADDR:%.*]] = load ptr, ptr [[Z_ADDR_REF]] 84 // CHECK1-DAG: [[Z_A_ADDR:%.*]] = getelementptr inbounds nuw %struct.A, ptr [[Z_ADDR]], i{{.+}} 0, i{{.+}} 0 85 // CHECK1-DAG: [[ARR_IDX_2:%.*]] = load i{{.+}}, ptr [[Z_A_ADDR]] 86 // CHECK1-DAG: [[ARR_ADDR_REF:%.*]] = getelementptr inbounds nuw [[T]], ptr {{.*}}, i{{.+}} 0, i{{.+}} 10 87 // CHECK1-DAG: [[ARR_ADDR:%.*]] = load ptr, ptr [[ARR_ADDR_REF]] 88 // CHECK1-DAG: [[ARR_IDX_1:%.*]] = mul {{.*}} 10 89 // CHECK1-DAG: [[ARR_10_ADDR:%.*]] = getelementptr inbounds i{{.+}}, ptr [[ARR_ADDR]], i{{.*}} [[ARR_IDX_1]] 90 // CHECK1-DAG: [[ARR_10_Z_A_ADDR:%.*]] = getelementptr inbounds i{{.+}}, ptr [[ARR_10_ADDR]], i{{.*}} 91 // CHECK1: store i{{.+}} 12, ptr [[ARR_10_Z_A_ADDR]] 92 } 93 } 94 } 95 } 96 97 void test_nest_block(void) { 98 __block int x; 99 int y; 100 ^{ 101 int z; 102 x = z; 103 #pragma clang __debug captured 104 { 105 z = y; // OK 106 } 107 }(); 108 109 // CHECK2: define internal {{.*}}void @{{.*}}test_nest_block_block_invoke 110 // 111 // CHECK2: [[Z:%[0-9a-z_]*]] = alloca i{{[0-9]+}}, 112 // CHECK2: alloca %struct.anon{{.*}} 113 // 114 // CHECK2: store i{{[0-9]+}} 115 // CHECK2: store ptr [[Z]] 116 // 117 // CHECK2: getelementptr inbounds nuw %struct.anon 118 // CHECK2-NEXT: getelementptr inbounds 119 // CHECK2-NEXT: store ptr 120 // 121 // CHECK2: call void @__captured_stmt 122 123 int a; 124 #pragma clang __debug captured 125 { 126 __block int b; 127 int c; 128 __block int d; 129 ^{ 130 b = a; 131 b = c; 132 b = d; 133 }(); 134 } 135 136 // CHECK2: alloca %struct.__block_byref_b 137 // CHECK2-NEXT: [[C:%[0-9a-z_]*]] = alloca i{{[0-9]+}} 138 // CHECK2-NEXT: alloca %struct.__block_byref_d 139 // 140 // CHECK2: store ptr 141 // 142 // CHECK2: [[CapA:%[0-9a-z_.]*]] = getelementptr inbounds {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 7 143 // 144 // CHECK2: getelementptr inbounds nuw %struct.anon{{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 0 145 // CHECK2: load ptr, ptr 146 // CHECK2: load i{{[0-9]+}}, ptr 147 // CHECK2: store i{{[0-9]+}} {{.*}}, ptr [[CapA]] 148 // 149 // CHECK2: [[CapC:%[0-9a-z_.]*]] = getelementptr inbounds {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 8 150 // CHECK2-NEXT: [[Val:%[0-9a-z_]*]] = load i{{[0-9]+}}, ptr [[C]] 151 // CHECK2-NEXT: store i{{[0-9]+}} [[Val]], ptr [[CapC]] 152 // 153 // CHECK2: store ptr 154 } 155