155 lines
6.2 KiB
C
155 lines
6.2 KiB
C
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// RUN: %clang_cc1 -fblocks -emit-llvm %s -o %t
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// RUN: FileCheck %s -input-file=%t -check-prefix=CHECK1
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// RUN: FileCheck %s -input-file=%t -check-prefix=CHECK2
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struct A {
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int a;
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float b;
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char c;
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};
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void test_nest_captured_stmt(int param, int size, int param_arr[size]) {
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int w;
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int arr[param][size];
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// CHECK1: %struct.anon{{.*}} = type { ptr, ptr, [[SIZE_TYPE:i.+]], ptr, ptr, [[SIZE_TYPE]], [[SIZE_TYPE]], ptr }
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// CHECK1: %struct.anon{{.*}} = type { ptr, ptr, ptr, ptr, [[SIZE_TYPE]], ptr, ptr, [[SIZE_TYPE]], [[SIZE_TYPE]], ptr }
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// CHECK1: [[T:%struct.anon.*]] = type { ptr, ptr, ptr, ptr, ptr, [[SIZE_TYPE]], ptr, ptr, [[SIZE_TYPE]], [[SIZE_TYPE]], ptr }
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#pragma clang __debug captured
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{
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int x;
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int *y = &w;
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#pragma clang __debug captured
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{
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struct A z;
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#pragma clang __debug captured
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{
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w = x = z.a = 1;
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*y = param;
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z.b = 0.1f;
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z.c = 'c';
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param_arr[size - 1] = 2;
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arr[10][z.a] = 12;
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// CHECK1: define internal {{.*}}void @__captured_stmt.2(ptr
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// CHECK1: [[PARAM_ARR_SIZE_REF:%.+]] = getelementptr inbounds [[T]], ptr {{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 5
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// CHECK1: [[PARAM_ARR_SIZE:%.+]] = load [[SIZE_TYPE]], ptr [[PARAM_ARR_SIZE_REF]]
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// CHECK1: [[ARR_SIZE1_REF:%.+]] = getelementptr inbounds [[T]], ptr {{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 8
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// CHECK1: [[ARR_SIZE1:%.+]] = load [[SIZE_TYPE]], ptr [[ARR_SIZE1_REF]]
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// CHECK1: [[ARR_SIZE2_REF:%.+]] = getelementptr inbounds [[T]], ptr {{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 9
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// CHECK1: [[ARR_SIZE2:%.+]] = load [[SIZE_TYPE]], ptr [[ARR_SIZE2_REF]]
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//
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// CHECK1: getelementptr inbounds [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 2
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// CHECK1-NEXT: load ptr, ptr
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// CHECK1-NEXT: getelementptr inbounds %struct.A, ptr
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// CHECK1-NEXT: store i{{.+}} 1
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//
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// CHECK1: getelementptr inbounds [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 1
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// CHECK1-NEXT: load ptr, ptr
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// CHECK1-NEXT: store i{{[0-9]+}} 1
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//
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// CHECK1: getelementptr inbounds [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 0
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// CHECK1-NEXT: load ptr, ptr
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// CHECK1-NEXT: store i{{[0-9]+}} 1
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//
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// CHECK1: getelementptr inbounds [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 4
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// CHECK1-NEXT: load ptr, ptr
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// CHECK1-NEXT: load i{{[0-9]+}}, ptr
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// CHECK1-NEXT: getelementptr inbounds [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 3
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// CHECK1-NEXT: load ptr, ptr
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// CHECK1-NEXT: load ptr, ptr
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// CHECK1-NEXT: store i{{[0-9]+}}
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//
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// CHECK1: getelementptr inbounds [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 2
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// CHECK1-NEXT: load ptr, ptr
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// CHECK1-NEXT: getelementptr inbounds %struct.A, ptr
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// CHECK1-NEXT: store float
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//
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// CHECK1: getelementptr inbounds [[T]], ptr {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 2
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// CHECK1-NEXT: load ptr, ptr
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// CHECK1-NEXT: getelementptr inbounds %struct.A, ptr
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// CHECK1-NEXT: store i8 99
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//
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// CHECK1-DAG: [[SIZE_ADDR_REF:%.*]] = getelementptr inbounds [[T]], ptr {{.*}}, i{{.+}} 0, i{{.+}} 7
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// CHECK1-DAG: [[SIZE_ADDR:%.*]] = load ptr, ptr [[SIZE_ADDR_REF]]
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// CHECK1-DAG: [[SIZE:%.*]] = load i{{.+}}, ptr [[SIZE_ADDR]]
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// CHECK1-DAG: [[PARAM_ARR_IDX:%.*]] = sub nsw i{{.+}} [[SIZE]], 1
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// CHECK1-DAG: [[PARAM_ARR_ADDR_REF:%.*]] = getelementptr inbounds [[T]], ptr {{.*}}, i{{.+}} 0, i{{.+}} 6
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// CHECK1-DAG: [[PARAM_ARR_ADDR:%.*]] = load ptr, ptr [[PARAM_ARR_ADDR_REF]]
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// CHECK1-DAG: [[PARAM_ARR:%.*]] = load ptr, ptr [[PARAM_ARR_ADDR]]
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// CHECK1-DAG: [[PARAM_ARR_SIZE_MINUS_1_ADDR:%.*]] = getelementptr inbounds i{{.+}}, ptr [[PARAM_ARR]], i{{.*}}
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// CHECK1: store i{{.+}} 2, ptr [[PARAM_ARR_SIZE_MINUS_1_ADDR]]
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//
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// CHECK1-DAG: [[Z_ADDR_REF:%.*]] = getelementptr inbounds [[T]], ptr {{.*}}, i{{.+}} 0, i{{.+}} 2
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// CHECK1-DAG: [[Z_ADDR:%.*]] = load ptr, ptr [[Z_ADDR_REF]]
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// CHECK1-DAG: [[Z_A_ADDR:%.*]] = getelementptr inbounds %struct.A, ptr [[Z_ADDR]], i{{.+}} 0, i{{.+}} 0
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// CHECK1-DAG: [[ARR_IDX_2:%.*]] = load i{{.+}}, ptr [[Z_A_ADDR]]
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// CHECK1-DAG: [[ARR_ADDR_REF:%.*]] = getelementptr inbounds [[T]], ptr {{.*}}, i{{.+}} 0, i{{.+}} 10
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// CHECK1-DAG: [[ARR_ADDR:%.*]] = load ptr, ptr [[ARR_ADDR_REF]]
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// CHECK1-DAG: [[ARR_IDX_1:%.*]] = mul {{.*}} 10
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// CHECK1-DAG: [[ARR_10_ADDR:%.*]] = getelementptr inbounds i{{.+}}, ptr [[ARR_ADDR]], i{{.*}} [[ARR_IDX_1]]
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// CHECK1-DAG: [[ARR_10_Z_A_ADDR:%.*]] = getelementptr inbounds i{{.+}}, ptr [[ARR_10_ADDR]], i{{.*}}
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// CHECK1: store i{{.+}} 12, ptr [[ARR_10_Z_A_ADDR]]
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}
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}
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}
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}
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void test_nest_block(void) {
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__block int x;
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int y;
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^{
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int z;
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x = z;
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#pragma clang __debug captured
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{
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z = y; // OK
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}
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}();
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// CHECK2: define internal {{.*}}void @{{.*}}test_nest_block_block_invoke
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//
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// CHECK2: [[Z:%[0-9a-z_]*]] = alloca i{{[0-9]+}},
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// CHECK2: alloca %struct.anon{{.*}}
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//
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// CHECK2: store i{{[0-9]+}}
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// CHECK2: store ptr [[Z]]
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//
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// CHECK2: getelementptr inbounds %struct.anon
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// CHECK2-NEXT: getelementptr inbounds
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// CHECK2-NEXT: store ptr
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//
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// CHECK2: call void @__captured_stmt
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int a;
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#pragma clang __debug captured
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{
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__block int b;
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int c;
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__block int d;
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^{
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b = a;
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b = c;
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b = d;
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}();
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}
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// CHECK2: alloca %struct.__block_byref_b
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// CHECK2-NEXT: [[C:%[0-9a-z_]*]] = alloca i{{[0-9]+}}
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// CHECK2-NEXT: alloca %struct.__block_byref_d
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//
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// CHECK2: store ptr
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//
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// CHECK2: [[CapA:%[0-9a-z_.]*]] = getelementptr inbounds {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 7
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//
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// CHECK2: getelementptr inbounds %struct.anon{{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 0
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// CHECK2: load ptr, ptr
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// CHECK2: load i{{[0-9]+}}, ptr
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// CHECK2: store i{{[0-9]+}} {{.*}}, ptr [[CapA]]
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//
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// CHECK2: [[CapC:%[0-9a-z_.]*]] = getelementptr inbounds {{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 8
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// CHECK2-NEXT: [[Val:%[0-9a-z_]*]] = load i{{[0-9]+}}, ptr [[C]]
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// CHECK2-NEXT: store i{{[0-9]+}} [[Val]], ptr [[CapC]]
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//
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// CHECK2: store ptr
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}
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