diff options
Diffstat (limited to 'test/CodeGenCXX/cxx11-thread-local.cpp')
| -rw-r--r-- | test/CodeGenCXX/cxx11-thread-local.cpp | 167 |
1 files changed, 134 insertions, 33 deletions
diff --git a/test/CodeGenCXX/cxx11-thread-local.cpp b/test/CodeGenCXX/cxx11-thread-local.cpp index f465cbdeea84..3231a76ba920 100644 --- a/test/CodeGenCXX/cxx11-thread-local.cpp +++ b/test/CodeGenCXX/cxx11-thread-local.cpp @@ -6,18 +6,18 @@ int f(); int g(); -// LINUX: @a = thread_local global i32 0 -// DARWIN: @a = internal thread_local global i32 0 +// LINUX-DAG: @a = thread_local global i32 0 +// DARWIN-DAG: @a = internal thread_local global i32 0 thread_local int a = f(); extern thread_local int b; -// CHECK: @c = global i32 0 +// CHECK-DAG: @c = global i32 0 int c = b; -// CHECK: @_ZL1d = internal thread_local global i32 0 +// CHECK-DAG: @_ZL1d = internal thread_local global i32 0 static thread_local int d = g(); struct U { static thread_local int m; }; -// LINUX: @_ZN1U1mE = thread_local global i32 0 -// DARWIN: @_ZN1U1mE = internal thread_local global i32 0 +// LINUX-DAG: @_ZN1U1mE = thread_local global i32 0 +// DARWIN-DAG: @_ZN1U1mE = internal thread_local global i32 0 thread_local int U::m = f(); namespace MismatchedInitType { @@ -35,37 +35,64 @@ namespace MismatchedInitType { template<typename T> struct V { static thread_local int m; }; template<typename T> thread_local int V<T>::m = g(); -// CHECK: @e = global i32 0 -int e = V<int>::m; +template<typename T> struct W { static thread_local int m; }; +template<typename T> thread_local int W<T>::m = 123; -// CHECK: @_ZN1VIiE1mE = linkonce_odr thread_local global i32 0 +struct Dtor { ~Dtor(); }; +template<typename T> struct X { static thread_local Dtor m; }; +template<typename T> thread_local Dtor X<T>::m; -// CHECK: @_ZZ1fvE1n = internal thread_local global i32 0 +// CHECK-DAG: @e = global +void *e = V<int>::m + W<int>::m + &X<int>::m; -// CHECK: @_ZGVZ1fvE1n = internal thread_local global i8 0 +template thread_local int V<float>::m; +template thread_local int W<float>::m; +template thread_local Dtor X<float>::m; -// CHECK: @_ZZ8tls_dtorvE1s = internal thread_local global -// CHECK: @_ZGVZ8tls_dtorvE1s = internal thread_local global i8 0 +extern template thread_local int V<char>::m; +extern template thread_local int W<char>::m; +extern template thread_local Dtor X<char>::m; -// CHECK: @_ZZ8tls_dtorvE1t = internal thread_local global -// CHECK: @_ZGVZ8tls_dtorvE1t = internal thread_local global i8 0 +void *e2 = V<char>::m + W<char>::m + &X<char>::m; -// CHECK: @_ZZ8tls_dtorvE1u = internal thread_local global -// CHECK: @_ZGVZ8tls_dtorvE1u = internal thread_local global i8 0 -// CHECK: @_ZGRZ8tls_dtorvE1u_ = internal thread_local global +// CHECK-DAG: @_ZN1VIiE1mE = linkonce_odr thread_local global i32 0 +// CHECK-DAG: @_ZN1WIiE1mE = linkonce_odr thread_local global i32 123 +// CHECK-DAG: @_ZN1XIiE1mE = linkonce_odr thread_local global {{.*}} +// CHECK-DAG: @_ZN1VIfE1mE = weak_odr thread_local global i32 0 +// CHECK-DAG: @_ZN1WIfE1mE = weak_odr thread_local global i32 123 +// CHECK-DAG: @_ZN1XIfE1mE = weak_odr thread_local global {{.*}} -// CHECK: @_ZGVN1VIiE1mE = linkonce_odr thread_local global i64 0 +// CHECK-DAG: @_ZZ1fvE1n = internal thread_local global i32 0 -// CHECK: @__tls_guard = internal thread_local global i8 0 +// CHECK-DAG: @_ZGVZ1fvE1n = internal thread_local global i8 0 -// CHECK: @llvm.global_ctors = appending global {{.*}} @[[GLOBAL_INIT:[^ ]*]] +// CHECK-DAG: @_ZZ8tls_dtorvE1s = internal thread_local global +// CHECK-DAG: @_ZGVZ8tls_dtorvE1s = internal thread_local global i8 0 -// LINUX: @_ZTH1a = alias void (), void ()* @__tls_init -// DARWIN: @_ZTH1a = internal alias void (), void ()* @__tls_init -// CHECK: @_ZTHL1d = internal alias void (), void ()* @__tls_init -// LINUX: @_ZTHN1U1mE = alias void (), void ()* @__tls_init -// DARWIN: @_ZTHN1U1mE = internal alias void (), void ()* @__tls_init -// CHECK: @_ZTHN1VIiE1mE = linkonce_odr alias void (), void ()* @__tls_init +// CHECK-DAG: @_ZZ8tls_dtorvE1t = internal thread_local global +// CHECK-DAG: @_ZGVZ8tls_dtorvE1t = internal thread_local global i8 0 + +// CHECK-DAG: @_ZZ8tls_dtorvE1u = internal thread_local global +// CHECK-DAG: @_ZGVZ8tls_dtorvE1u = internal thread_local global i8 0 +// CHECK-DAG: @_ZGRZ8tls_dtorvE1u_ = internal thread_local global + +// CHECK-DAG: @_ZGVN1VIiE1mE = linkonce_odr thread_local global i64 0 + +// CHECK-DAG: @__tls_guard = internal thread_local global i8 0 + +// CHECK-DAG: @llvm.global_ctors = appending global {{.*}} @[[GLOBAL_INIT:[^ ]*]] + +// LINUX-DAG: @_ZTH1a = alias void (), void ()* @__tls_init +// DARWIN-DAG: @_ZTH1a = internal alias void (), void ()* @__tls_init +// CHECK-DAG: @_ZTHL1d = internal alias void (), void ()* @__tls_init +// LINUX-DAG: @_ZTHN1U1mE = alias void (), void ()* @__tls_init +// DARWIN-DAG: @_ZTHN1U1mE = internal alias void (), void ()* @__tls_init +// CHECK-DAG: @_ZTHN1VIiE1mE = linkonce_odr alias void (), void ()* @[[V_M_INIT:[^, ]*]] +// CHECK-NOT: @_ZTHN1WIiE1mE = +// CHECK-DAG: @_ZTHN1XIiE1mE = linkonce_odr alias void (), void ()* @[[X_M_INIT:[^, ]*]] +// CHECK-DAG: @_ZTHN1VIfE1mE = weak_odr alias void (), void ()* @[[VF_M_INIT:[^, ]*]] +// CHECK-NOT: @_ZTHN1WIfE1mE = +// CHECK-DAG: @_ZTHN1XIfE1mE = weak_odr alias void (), void ()* @[[XF_M_INIT:[^, ]*]] // Individual variable initialization functions: @@ -118,7 +145,9 @@ int f() { // LINUX: call i32* @_ZTWN1VIiE1mE() // DARWIN: call cxx_fast_tlscc i32* @_ZTWN1VIiE1mE() // CHECK-NEXT: load i32, i32* %{{.*}}, align 4 -// CHECK-NEXT: store i32 %{{.*}}, i32* @e, align 4 +// LINUX: call {{.*}}* @_ZTWN1XIiE1mE() +// DARWIN: call cxx_fast_tlscc {{.*}}* @_ZTWN1XIiE1mE() +// CHECK: store {{.*}} @e // LINUX-LABEL: define weak_odr hidden i32* @_ZTWN1VIiE1mE() // DARWIN-LABEL: define weak_odr hidden cxx_fast_tlscc i32* @_ZTWN1VIiE1mE() @@ -126,6 +155,64 @@ int f() { // DARWIN: call cxx_fast_tlscc void @_ZTHN1VIiE1mE() // CHECK: ret i32* @_ZN1VIiE1mE +// LINUX-LABEL: define weak_odr hidden i32* @_ZTWN1WIiE1mE() +// DARWIN-LABEL: define weak_odr hidden cxx_fast_tlscc i32* @_ZTWN1WIiE1mE() +// CHECK-NOT: call +// CHECK: ret i32* @_ZN1WIiE1mE + +// LINUX-LABEL: define weak_odr hidden {{.*}}* @_ZTWN1XIiE1mE() +// DARWIN-LABEL: define weak_odr hidden cxx_fast_tlscc {{.*}}* @_ZTWN1XIiE1mE() +// LINUX: call void @_ZTHN1XIiE1mE() +// DARWIN: call cxx_fast_tlscc void @_ZTHN1XIiE1mE() +// CHECK: ret {{.*}}* @_ZN1XIiE1mE + +// CHECK: define internal {{.*}} @[[VF_M_INIT]]() +// LINUX-SAME: comdat($_ZN1VIfE1mE) +// DARWIN-NOT: comdat +// CHECK: load i8, i8* bitcast (i64* @_ZGVN1VIfE1mE to i8*) +// CHECK: %[[VF_M_INITIALIZED:.*]] = icmp eq i8 %{{.*}}, 0 +// CHECK: br i1 %[[VF_M_INITIALIZED]], +// need init: +// CHECK: call i32 @_Z1gv() +// CHECK: store i32 %{{.*}}, i32* @_ZN1VIfE1mE, align 4 +// CHECK: store i64 1, i64* @_ZGVN1VIfE1mE +// CHECK: br label + +// CHECK: define internal {{.*}} @[[XF_M_INIT]]() +// LINUX-SAME: comdat($_ZN1XIfE1mE) +// DARWIN-NOT: comdat +// CHECK: load i8, i8* bitcast (i64* @_ZGVN1XIfE1mE to i8*) +// CHECK: %[[XF_M_INITIALIZED:.*]] = icmp eq i8 %{{.*}}, 0 +// CHECK: br i1 %[[XF_M_INITIALIZED]], +// need init: +// LINUX: call {{.*}}__cxa_thread_atexit +// DARWIN: call {{.*}}_tlv_atexit +// CHECK: store i64 1, i64* @_ZGVN1XIfE1mE +// CHECK: br label + +// LINUX: declare i32 @__cxa_thread_atexit(void (i8*)*, i8*, i8*) +// DARWIN: declare i32 @_tlv_atexit(void (i8*)*, i8*, i8*) + +// DARWIN: declare cxx_fast_tlscc i32* @_ZTWN1VIcE1mE() +// LINUX: define weak_odr hidden i32* @_ZTWN1VIcE1mE() +// LINUX-NOT: comdat +// LINUX: br i1 icmp ne (void ()* @_ZTHN1VIcE1mE, +// LINUX: call void @_ZTHN1VIcE1mE() +// LINUX: ret i32* @_ZN1VIcE1mE + +// DARWIN: declare cxx_fast_tlscc i32* @_ZTWN1WIcE1mE() +// LINUX: define weak_odr hidden i32* @_ZTWN1WIcE1mE() +// LINUX-NOT: comdat +// LINUX: br i1 icmp ne (void ()* @_ZTHN1WIcE1mE, +// LINUX: call void @_ZTHN1WIcE1mE() +// LINUX: ret i32* @_ZN1WIcE1mE + +// DARWIN: declare cxx_fast_tlscc {{.*}}* @_ZTWN1XIcE1mE() +// LINUX: define weak_odr hidden {{.*}}* @_ZTWN1XIcE1mE() +// LINUX-NOT: comdat +// LINUX: br i1 icmp ne (void ()* @_ZTHN1XIcE1mE, +// LINUX: call void @_ZTHN1XIcE1mE() +// LINUX: ret {{.*}}* @_ZN1XIcE1mE struct S { S(); ~S(); }; struct T { ~T(); }; @@ -154,9 +241,6 @@ void tls_dtor() { static thread_local const S &u = S(); } -// LINUX: declare i32 @__cxa_thread_atexit(void (i8*)*, i8*, i8*) -// DARWIN: declare i32 @_tlv_atexit(void (i8*)*, i8*, i8*) - // CHECK: define {{.*}} @_Z7PR15991v( int PR15991() { thread_local int n; @@ -184,7 +268,9 @@ void set_anon_i() { // LINUX-LABEL: define internal i32* @_ZTWN12_GLOBAL__N_16anon_iE() // DARWIN-LABEL: define internal cxx_fast_tlscc i32* @_ZTWN12_GLOBAL__N_16anon_iE() -// CHECK: define {{.*}} @[[V_M_INIT:.*]]() +// CHECK: define internal {{.*}} @[[V_M_INIT]]() +// LINUX-SAME: comdat($_ZN1VIiE1mE) +// DARWIN-NOT: comdat // CHECK: load i8, i8* bitcast (i64* @_ZGVN1VIiE1mE to i8*) // CHECK: %[[V_M_INITIALIZED:.*]] = icmp eq i8 %{{.*}}, 0 // CHECK: br i1 %[[V_M_INITIALIZED]], @@ -194,6 +280,18 @@ void set_anon_i() { // CHECK: store i64 1, i64* @_ZGVN1VIiE1mE // CHECK: br label +// CHECK: define internal {{.*}} @[[X_M_INIT]]() +// LINUX-SAME: comdat($_ZN1XIiE1mE) +// DARWIN-NOT: comdat +// CHECK: load i8, i8* bitcast (i64* @_ZGVN1XIiE1mE to i8*) +// CHECK: %[[X_M_INITIALIZED:.*]] = icmp eq i8 %{{.*}}, 0 +// CHECK: br i1 %[[X_M_INITIALIZED]], +// need init: +// LINUX: call {{.*}}__cxa_thread_atexit +// DARWIN: call {{.*}}_tlv_atexit +// CHECK: store i64 1, i64* @_ZGVN1XIiE1mE +// CHECK: br label + // CHECK: define {{.*}}@[[GLOBAL_INIT:.*]]() // CHECK: call void @[[C_INIT]]() // CHECK: call void @[[E_INIT]]() @@ -205,10 +303,13 @@ void set_anon_i() { // CHECK: br i1 %[[NEED_TLS_INIT]], // init: // CHECK: store i8 1, i8* @__tls_guard +// CHECK-NOT: call void @[[V_M_INIT]]() // CHECK: call void @[[A_INIT]]() +// CHECK-NOT: call void @[[V_M_INIT]]() // CHECK: call void @[[D_INIT]]() +// CHECK-NOT: call void @[[V_M_INIT]]() // CHECK: call void @[[U_M_INIT]]() -// CHECK: call void @[[V_M_INIT]]() +// CHECK-NOT: call void @[[V_M_INIT]]() // LIUNX: define weak_odr hidden i32* @_ZTW1a() { |