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agg-copy.c
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// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fclangir -emit-cir %s -o %t.cir
// RUN: FileCheck --input-file=%t.cir %s
typedef struct {} S;
typedef struct {
int a;
int b;
S s;
} A;
// CHECK: cir.func @foo1
// CHECK: [[TMP0:%.*]] = cir.alloca !cir.ptr<!ty_22A22>, !cir.ptr<!cir.ptr<!ty_22A22>>, ["a1", init]
// CHECK: [[TMP1:%.*]] = cir.alloca !cir.ptr<!ty_22A22>, !cir.ptr<!cir.ptr<!ty_22A22>>, ["a2", init]
// CHECK: cir.store %arg0, [[TMP0]] : !cir.ptr<!ty_22A22>, !cir.ptr<!cir.ptr<!ty_22A22>>
// CHECK: cir.store %arg1, [[TMP1]] : !cir.ptr<!ty_22A22>, !cir.ptr<!cir.ptr<!ty_22A22>>
// CHECK: [[TMP2:%.*]] = cir.load [[TMP0]] : !cir.ptr<!cir.ptr<!ty_22A22>>, !cir.ptr<!ty_22A22>
// CHECK: [[TMP3:%.*]] = cir.const #cir.int<1> : !s32i
// CHECK: [[TMP4:%.*]] = cir.ptr_stride([[TMP2]] : !cir.ptr<!ty_22A22>, [[TMP3]] : !s32i), !cir.ptr<!ty_22A22>
// CHECK: [[TMP5:%.*]] = cir.load [[TMP1]] : !cir.ptr<!cir.ptr<!ty_22A22>>, !cir.ptr<!ty_22A22>
// CHECK: [[TMP6:%.*]] = cir.const #cir.int<1> : !s32i
// CHECK: [[TMP7:%.*]] = cir.ptr_stride([[TMP5]] : !cir.ptr<!ty_22A22>, [[TMP6]] : !s32i), !cir.ptr<!ty_22A22>
// CHECK: cir.copy [[TMP7]] to [[TMP4]] : !cir.ptr<!ty_22A22>
void foo1(A* a1, A* a2) {
a1[1] = a2[1];
}
// CHECK: cir.func @foo2
// CHECK: [[TMP0:%.*]] = cir.alloca !cir.ptr<!ty_22A22>, !cir.ptr<!cir.ptr<!ty_22A22>>, ["a1", init]
// CHECK: [[TMP1:%.*]] = cir.alloca !cir.ptr<!ty_22A22>, !cir.ptr<!cir.ptr<!ty_22A22>>, ["a2", init]
// CHECK: cir.store %arg0, [[TMP0]] : !cir.ptr<!ty_22A22>, !cir.ptr<!cir.ptr<!ty_22A22>>
// CHECK: cir.store %arg1, [[TMP1]] : !cir.ptr<!ty_22A22>, !cir.ptr<!cir.ptr<!ty_22A22>>
// CHECK: [[TMP2:%.*]] = cir.load [[TMP0]] : !cir.ptr<!cir.ptr<!ty_22A22>>, !cir.ptr<!ty_22A22>
// CHECK: [[TMP3:%.*]] = cir.get_member [[TMP2]][2] {name = "s"} : !cir.ptr<!ty_22A22> -> !cir.ptr<!ty_22S22>
// CHECK: [[TMP4:%.*]] = cir.load [[TMP1]] : !cir.ptr<!cir.ptr<!ty_22A22>>, !cir.ptr<!ty_22A22>
// CHECK: [[TMP5:%.*]] = cir.get_member [[TMP4]][2] {name = "s"} : !cir.ptr<!ty_22A22> -> !cir.ptr<!ty_22S22>
// CHECK: cir.copy [[TMP5]] to [[TMP3]] : !cir.ptr<!ty_22S22>
void foo2(A* a1, A* a2) {
a1->s = a2->s;
}
// CHECK: cir.global external @a = #cir.zero : !ty_22A22
// CHECK: cir.func @foo3
// CHECK: [[TMP0]] = cir.alloca !ty_22A22, !cir.ptr<!ty_22A22>, ["__retval"] {alignment = 4 : i64}
// CHECK: [[TMP1]] = cir.get_global @a : !cir.ptr<!ty_22A22>
// CHECK: cir.copy [[TMP1]] to [[TMP0]] : !cir.ptr<!ty_22A22>
// CHECK: [[TMP2]] = cir.load [[TMP0]] : !cir.ptr<!ty_22A22>, !ty_22A22
// CHECK: cir.return [[TMP2]] : !ty_22A22
A a;
A foo3(void) {
return a;
}
// CHECK: cir.func @foo4
// CHECK: [[TMP0]] = cir.alloca !cir.ptr<!ty_22A22>, !cir.ptr<!cir.ptr<!ty_22A22>>, ["a1", init]
// CHECK: [[TMP1]] = cir.alloca !ty_22A22, !cir.ptr<!ty_22A22>, ["a2", init]
// CHECK: cir.store %arg0, [[TMP0]] : !cir.ptr<!ty_22A22>, !cir.ptr<!cir.ptr<!ty_22A22>>
// CHECK: [[TMP2]] = cir.load deref [[TMP0]] : !cir.ptr<!cir.ptr<!ty_22A22>>, !cir.ptr<!ty_22A22>
// CHECK: cir.copy [[TMP2]] to [[TMP1]] : !cir.ptr<!ty_22A22>
void foo4(A* a1) {
A a2 = *a1;
}
A create() { A a; return a; }
// CHECK: cir.func {{.*@foo5}}
// CHECK: [[TMP0:%.*]] = cir.alloca !ty_22A22, !cir.ptr<!ty_22A22>,
// CHECK: [[TMP1:%.*]] = cir.alloca !ty_22A22, !cir.ptr<!ty_22A22>, ["tmp"] {alignment = 4 : i64}
// CHECK: [[TMP2:%.*]] = cir.call @create() : () -> !ty_22A22
// CHECK: cir.store [[TMP2]], [[TMP1]] : !ty_22A22, !cir.ptr<!ty_22A22>
// CHECK: cir.copy [[TMP1]] to [[TMP0]] : !cir.ptr<!ty_22A22>
void foo5() {
A a;
a = create();
}
void foo6(A* a1) {
A a2 = (*a1);
// CHECK: cir.func {{.*@foo6}}
// CHECK: [[TMP0:%.*]] = cir.alloca !cir.ptr<!ty_22A22>, !cir.ptr<!cir.ptr<!ty_22A22>>, ["a1", init] {alignment = 8 : i64}
// CHECK: [[TMP1:%.*]] = cir.alloca !ty_22A22, !cir.ptr<!ty_22A22>, ["a2", init] {alignment = 4 : i64}
// CHECK: cir.store %arg0, [[TMP0]] : !cir.ptr<!ty_22A22>, !cir.ptr<!cir.ptr<!ty_22A22>>
// CHECK: [[TMP2:%.*]] = cir.load deref [[TMP0]] : !cir.ptr<!cir.ptr<!ty_22A22>>, !cir.ptr<!ty_22A22>
// CHECK: cir.copy [[TMP2]] to [[TMP1]] : !cir.ptr<!ty_22A22>
}