Using the integrated assembler we'd fail to change section to the
.tbss section for zerofill thread locals. Make sure we do this
before emitting the zerofills.
Fixes PR15972.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187913 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index 0c59286..12c3574 100644
--- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -368,9 +368,10 @@
MCSymbol *MangSym =
OutContext.GetOrCreateSymbol(GVSym->getName() + Twine("$tlv$init"));
- if (GVKind.isThreadBSS())
+ if (GVKind.isThreadBSS()) {
+ TheSection = getObjFileLowering().getTLSBSSSection();
OutStreamer.EmitTBSSSymbol(TheSection, MangSym, Size, 1 << AlignLog);
- else if (GVKind.isThreadData()) {
+ } else if (GVKind.isThreadData()) {
OutStreamer.SwitchSection(TheSection);
EmitAlignment(AlignLog, GV);