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| author | Bill Wendling <isanbard@gmail.com> | 2013-04-29 22:27:16 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2013-04-29 22:27:16 +0000 |
| commit | 7c6b7ba5f5410d4b552ee53c60d0690522c99959 (patch) | |
| tree | c45ba694fd5902138b6f7b76d9665327513b6373 /test/CodeGenCXX | |
| parent | d237d2e6b85a74f31c986dc585fa6c39733b74a2 (diff) | |
Emit the TLS intialization functions into a list.
Add the TLS initialization functions to a list of initialization functions. The
back-end takes this list and places the function pointers into the correct
section. This way they're called before `main().'
<rdar://problem/13733006>
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@180739 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGenCXX')
| -rw-r--r-- | test/CodeGenCXX/tls-init-funcs.cpp | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/CodeGenCXX/tls-init-funcs.cpp b/test/CodeGenCXX/tls-init-funcs.cpp new file mode 100644 index 0000000000..79b0ea4319 --- /dev/null +++ b/test/CodeGenCXX/tls-init-funcs.cpp @@ -0,0 +1,21 @@ +// RUN: %clang_cc1 -triple x86_64-apple-darwin11 -std=c++11 -S -emit-llvm %s -o - | FileCheck -check-prefix=BITCODE %s +// RUN: %clang_cc1 -triple x86_64-apple-darwin11 -std=c++11 -S %s -o - | FileCheck -check-prefix=ASM %s + +// BITCODE: @llvm.tls_init_funcs = appending global [1 x void ()*] [void ()* @__tls_init] + +struct A { + A(); +}; + +struct B { + int i; + B(int i); +}; + +thread_local int i = 37; +thread_local A a; +thread_local B b(927); + +// ASM: .section __DATA,__thread_init,thread_local_init_function_pointers +// ASM: .align 3 +// ASM: .quad ___tls_init |