llvm-project/clang/test/CodeGen/ms_this.cpp

58 lines
1.4 KiB
C++

// REQUIRES: x86-registered-target
// RUN: %clang_cc1 -triple x86_64-pc-win32 -fasm-blocks -emit-llvm %s -o - | FileCheck %s
class t1 {
public:
double a;
void runc();
};
class t2 {
public:
double a;
void runc();
};
// CHECK: define dso_local void @"?runc@t2@@
void t2::runc() {
double num = 0;
__asm {
mov rax,[this]
// CHECK: [[THIS_ADDR_T2:%.+]] = alloca %class.t2*
// CHECK: [[THIS1_T2:%.+]] = load %class.t2*, %class.t2** [[THIS_ADDR_T2]],
// CHECK: call void asm sideeffect inteldialect "mov rax,qword ptr $1{{.*}}%class.t2* [[THIS1_T2]]
mov rbx,[rax]
mov num, rbx
};
}
// CHECK: define dso_local void @"?runc@t1@@
void t1::runc() {
double num = 0;
__asm {
mov rax,[this]
// CHECK: [[THIS_ADDR_T1:%.+]] = alloca %class.t1*
// CHECK: [[THIS1_T1:%.+]] = load %class.t1*, %class.t1** [[THIS_ADDR_T1]],
// CHECK: call void asm sideeffect inteldialect "mov rax,qword ptr $1{{.*}}%class.t1* [[THIS1_T1]]
mov rbx,[rax]
mov num, rbx
};
}
struct s {
int a;
// CHECK: define linkonce_odr dso_local void @"?func@s@@
void func() {
__asm mov rax, [this]
// CHECK: [[THIS_ADDR_S:%.+]] = alloca %struct.s*
// CHECK: [[THIS1_S:%.+]] = load %struct.s*, %struct.s** [[THIS_ADDR_S]],
// CHECK: call void asm sideeffect inteldialect "mov rax, qword ptr $0{{.*}}%struct.s* [[THIS1_S]]
}
} f3;
int main() {
f3.func();
f3.a=1;
return 0;
}