diff options
Diffstat (limited to 'clang/test/CIR/CodeGen/agg-expr-lvalue.c')
| -rw-r--r-- | clang/test/CIR/CodeGen/agg-expr-lvalue.c | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/clang/test/CIR/CodeGen/agg-expr-lvalue.c b/clang/test/CIR/CodeGen/agg-expr-lvalue.c new file mode 100644 index 0000000..c826f8f --- /dev/null +++ b/clang/test/CIR/CodeGen/agg-expr-lvalue.c @@ -0,0 +1,111 @@ +// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fclangir -emit-cir %s -o %t.cir +// RUN: FileCheck --check-prefix=CIR --input-file=%t.cir %s +// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fclangir -emit-llvm %s -o %t-cir.ll +// RUN: FileCheck --check-prefix=LLVM --input-file=%t-cir.ll %s +// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm %s -o %t.ll +// RUN: FileCheck --check-prefix=OGCG --input-file=%t.ll %s + +struct Point { + int x, y; +}; + +struct Line { + struct Point start; + struct Point end; +}; + +// AggExprEmitter::VisitMemberExpr +void test_member_in_array(void) { + struct Line line = {{1, 2}, {3, 4}}; + struct Point arr[1] = {line.start}; +} + +// CIR-LABEL: cir.func{{.*}} @test_member_in_array +// CIR: %[[LINE:.*]] = cir.alloca !rec_Line{{.*}}, ["line", init] +// CIR: %[[ARR:.*]] = cir.alloca !cir.array<!rec_Point x 1>{{.*}}, ["arr", init] +// CIR: %[[MEMBER:.*]] = cir.get_member %[[LINE]][0] {name = "start"} +// CIR: cir.copy + +// LLVM-LABEL: define{{.*}} @test_member_in_array +// LLVM: %[[LINE:.*]] = alloca %struct.Line +// LLVM: %[[ARR:.*]] = alloca [1 x %struct.Point] +// LLVM: %[[MEMBER:.*]] = getelementptr{{.*}}%struct.Line{{.*}}%[[LINE]]{{.*}}i32 0, i32 0 +// LLVM: call void @llvm.memcpy + +// OGCG-LABEL: define{{.*}} @test_member_in_array +// OGCG: %[[LINE:.*]] = alloca %struct.Line +// OGCG: %[[ARR:.*]] = alloca [1 x %struct.Point] +// OGCG: %[[MEMBER:.*]] = getelementptr{{.*}}%struct.Line{{.*}}%[[LINE]]{{.*}}i32 0, i32 0 +// OGCG: call void @llvm.memcpy + +// AggExprEmitter::VisitMemberExpr +void test_member_arrow_in_array(void) { + struct Line *line_ptr; + struct Point arr[1] = {line_ptr->start}; +} + +// CIR-LABEL: cir.func{{.*}} @test_member_arrow_in_array +// CIR: %[[PTR:.*]] = cir.alloca !cir.ptr<!rec_Line>{{.*}}, ["line_ptr"] +// CIR: %[[ARR:.*]] = cir.alloca !cir.array<!rec_Point x 1>{{.*}}, ["arr", init] +// CIR: %[[LOADED:.*]] = cir.load{{.*}}%[[PTR]] +// CIR: %[[MEMBER:.*]] = cir.get_member %[[LOADED]][0] {name = "start"} +// CIR: cir.copy + +// LLVM-LABEL: define{{.*}} @test_member_arrow_in_array +// LLVM: %[[PTR:.*]] = alloca ptr +// LLVM: %[[ARR:.*]] = alloca [1 x %struct.Point] +// LLVM: %[[LOADED:.*]] = load ptr{{.*}}%[[PTR]] +// LLVM: %[[MEMBER:.*]] = getelementptr{{.*}}%struct.Line{{.*}}%[[LOADED]]{{.*}}i32 0, i32 0 +// LLVM: call void @llvm.memcpy + +// OGCG-LABEL: define{{.*}} @test_member_arrow_in_array +// OGCG: %[[PTR:.*]] = alloca ptr +// OGCG: %[[ARR:.*]] = alloca [1 x %struct.Point] +// OGCG: %[[LOADED:.*]] = load ptr{{.*}}%[[PTR]] +// OGCG: %[[MEMBER:.*]] = getelementptr{{.*}}%struct.Line{{.*}}%[[LOADED]]{{.*}}i32 0, i32 0 +// OGCG: call void @llvm.memcpy + +// AggExprEmitter::VisitUnaryDeref +void test_deref_in_array(void) { + struct Point *ptr; + struct Point arr[1] = {*ptr}; +} + +// CIR-LABEL: cir.func{{.*}} @test_deref_in_array +// CIR: %[[PTR:.*]] = cir.alloca !cir.ptr<!rec_Point>{{.*}}, ["ptr"] +// CIR: %[[ARR:.*]] = cir.alloca !cir.array<!rec_Point x 1>{{.*}}, ["arr", init] +// CIR: %[[LOADED:.*]] = cir.load{{.*}}%[[PTR]] +// CIR: cir.copy + +// LLVM-LABEL: define{{.*}} @test_deref_in_array +// LLVM: %[[PTR:.*]] = alloca ptr +// LLVM: %[[ARR:.*]] = alloca [1 x %struct.Point] +// LLVM: %[[LOADED:.*]] = load ptr{{.*}}%[[PTR]] +// LLVM: call void @llvm.memcpy + +// OGCG-LABEL: define{{.*}} @test_deref_in_array +// OGCG: %[[PTR:.*]] = alloca ptr +// OGCG: %[[ARR:.*]] = alloca [1 x %struct.Point] +// OGCG: %[[LOADED:.*]] = load ptr{{.*}}%[[PTR]] +// OGCG: call void @llvm.memcpy + +// AggExprEmitter::VisitStringLiteral +void test_string_array_in_array(void) { + char matrix[2][6] = {"hello", "world"}; +} + +// CIR-LABEL: cir.func{{.*}} @test_string_array_in_array +// CIR: cir.alloca !cir.array<!cir.array<!s8i x 6> x 2>, {{.*}}, ["matrix", init] +// CIR: cir.get_global +// CIR: cir.copy +// CIR: cir.get_global +// CIR: cir.copy + +// LLVM-LABEL: define{{.*}} @test_string_array_in_array +// LLVM: alloca [2 x [6 x i8]] +// LLVM: call void @llvm.memcpy +// LLVM: call void @llvm.memcpy + +// OGCG-LABEL: define{{.*}} @test_string_array_in_array +// OGCG: alloca [2 x [6 x i8]] +// OGCG: call void @llvm.memcpy{{.*}}@__const.test_string_array_in_array |