68 lines
3.1 KiB
C++
68 lines
3.1 KiB
C++
|
// RUN: %clang_cc1 %s -triple x86_64-pc-linux-gnu -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-GD
|
||
|
// RUN: %clang_cc1 %s -triple x86_64-pc-linux-gnu -ftls-model=global-dynamic -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-GD
|
||
|
// RUN: %clang_cc1 %s -triple x86_64-pc-linux-gnu -ftls-model=local-dynamic -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-LD
|
||
|
// RUN: %clang_cc1 %s -triple x86_64-pc-linux-gnu -ftls-model=initial-exec -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-IE
|
||
|
// RUN: %clang_cc1 %s -triple x86_64-pc-linux-gnu -ftls-model=local-exec -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-LE
|
||
|
//
|
||
|
// RUN: %clang_cc1 %s -triple x86_64-pc-linux-gnu -femulated-tls -emit-llvm -o - 2>&1 | \
|
||
|
// RUN: FileCheck %s -check-prefix=CHECK-GD
|
||
|
|
||
|
int z1 = 0;
|
||
|
int z2;
|
||
|
int __thread x;
|
||
|
int f() {
|
||
|
static int __thread y;
|
||
|
return y++;
|
||
|
}
|
||
|
int __thread __attribute__((tls_model("initial-exec"))) z;
|
||
|
|
||
|
struct S {
|
||
|
S();
|
||
|
~S();
|
||
|
};
|
||
|
struct T {
|
||
|
~T();
|
||
|
};
|
||
|
|
||
|
struct S thread_local s1;
|
||
|
struct T thread_local t1;
|
||
|
|
||
|
// Note that unlike normal C uninitialized global variables,
|
||
|
// uninitialized TLS variables do NOT have COMMON linkage.
|
||
|
|
||
|
// CHECK-GD: @z1 ={{.*}} global i32 0
|
||
|
// CHECK-GD: @z2 ={{.*}} global i32 0
|
||
|
// CHECK-GD: @x ={{.*}} thread_local global i32 0
|
||
|
// CHECK-GD: @_ZZ1fvE1y = internal thread_local global i32 0
|
||
|
// CHECK-GD: @z ={{.*}} thread_local(initialexec) global i32 0
|
||
|
// CHECK-GD: @s1 ={{.*}} thread_local global %struct.S zeroinitializer
|
||
|
// CHECK-GD: @t1 ={{.*}} thread_local global %struct.T zeroinitializer
|
||
|
// CHECK-GD: @__tls_guard = internal thread_local global i8 0
|
||
|
|
||
|
// CHECK-LD: @z1 ={{.*}} global i32 0
|
||
|
// CHECK-LD: @z2 ={{.*}} global i32 0
|
||
|
// CHECK-LD: @x ={{.*}} thread_local(localdynamic) global i32 0
|
||
|
// CHECK-LD: @_ZZ1fvE1y = internal thread_local(localdynamic) global i32 0
|
||
|
// CHECK-LD: @z ={{.*}} thread_local(initialexec) global i32 0
|
||
|
// CHECK-LD: @s1 ={{.*}} thread_local(localdynamic) global %struct.S zeroinitializer
|
||
|
// CHECK-LD: @t1 ={{.*}} thread_local(localdynamic) global %struct.T zeroinitializer
|
||
|
// CHECK-LD: @__tls_guard = internal thread_local(localdynamic) global i8 0
|
||
|
|
||
|
// CHECK-IE: @z1 ={{.*}} global i32 0
|
||
|
// CHECK-IE: @z2 ={{.*}} global i32 0
|
||
|
// CHECK-IE: @x ={{.*}} thread_local(initialexec) global i32 0
|
||
|
// CHECK-IE: @_ZZ1fvE1y = internal thread_local(initialexec) global i32 0
|
||
|
// CHECK-IE: @z ={{.*}} thread_local(initialexec) global i32 0
|
||
|
// CHECK-IE: @s1 ={{.*}} thread_local(initialexec) global %struct.S zeroinitializer
|
||
|
// CHECK-IE: @t1 ={{.*}} thread_local(initialexec) global %struct.T zeroinitializer
|
||
|
// CHECK-IE: @__tls_guard = internal thread_local(initialexec) global i8 0
|
||
|
|
||
|
// CHECK-LE: @z1 ={{.*}} global i32 0
|
||
|
// CHECK-LE: @z2 ={{.*}} global i32 0
|
||
|
// CHECK-LE: @x ={{.*}} thread_local(localexec) global i32 0
|
||
|
// CHECK-LE: @_ZZ1fvE1y = internal thread_local(localexec) global i32 0
|
||
|
// CHECK-LE: @z ={{.*}} thread_local(initialexec) global i32 0
|
||
|
// CHECK-LE: @s1 ={{.*}} thread_local(localexec) global %struct.S zeroinitializer
|
||
|
// CHECK-LE: @t1 ={{.*}} thread_local(localexec) global %struct.T zeroinitializer
|
||
|
// CHECK-LE: @__tls_guard = internal thread_local(localexec) global i8 0
|