Rebased PNaCl localmods in LLVM to 223109

test/NaCl/X86/llc-make-symbols-hidden.ll

Index: test/NaCl/X86/llc-make-symbols-hidden.ll
diff --git a/test/NaCl/X86/llc-make-symbols-hidden.ll b/test/NaCl/X86/llc-make-symbols-hidden.ll
new file mode 100644
index 0000000000000000000000000000000000000000..f18bca324946eed9cc56d298b5215cb7cf16485d
--- /dev/null
+++ b/test/NaCl/X86/llc-make-symbols-hidden.ll
@@ -0,0 +1,27 @@
+; RUN: pnacl-llc -mtriple=i686-unknown-nacl -filetype=asm %s -o - \
+; RUN:   -relocation-model=pic | FileCheck %s
+
+; This should have "hidden" automatically added to it.
+declare void @callee()
+
+define void @caller() {
+  tail call void @callee()
+  ret void
+}
+; CHECK-LABEL: caller
+; As we automatically make callee hidden, we should see neither an
+; access to GOT nor jmp instruction to PLT.
+; CHECK-NOT: _GLOBAL_OFFSET_TABLE_
+; CHECK-NOT: jmp callee@PLT
+; CHECK: jmp callee
+
+; This should have "hidden" automatically added to it.
+@tls_var = external thread_local global i32
+
+define i32* @get_tls_addr() {
+  ret i32* @tls_var
+}
+; CHECK-LABEL: get_tls_addr
+; There must be no general dynamic TLS.
+; CHECK-NOT: @TLSGD
+; CHECK: tls_var@TLSLDM