[lld] r262975 - [lto] Record whether a variable is TLS.

[Sean Silva via llvm-commits]

Author: silvas
Date: Tue Mar  8 18:47:47 2016
New Revision: 262975

URL: http://llvm.org/viewvc/llvm-project?rev=262975&view=rev
Log:
[lto] Record whether a variable is TLS.

Summary:

Reviewers: rafael

Subscribers: Bigcheese, llvm-commits, joker.eph

Differential Revision: http://reviews.llvm.org/D17974

Added:
    lld/trunk/test/ELF/lto/Inputs/tls-mixed.s
    lld/trunk/test/ELF/lto/tls-mixed.ll
Modified:
    lld/trunk/ELF/InputFiles.cpp

Modified: lld/trunk/ELF/InputFiles.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/ELF/InputFiles.cpp?rev=262975&r1=262974&r2=262975&view=diff
==============================================================================
--- lld/trunk/ELF/InputFiles.cpp (original)
+++ lld/trunk/ELF/InputFiles.cpp Tue Mar  8 18:47:47 2016
@@ -465,6 +465,7 @@ void BitcodeFile::parse(DenseSet<StringR
     } else {
       Body = new (Alloc) DefinedBitcode(NameRef, IsWeak, Visibility);
     }
+    Body->IsTls = GV->isThreadLocal();
     SymbolBodies.push_back(Body);
   }
 }

Added: lld/trunk/test/ELF/lto/Inputs/tls-mixed.s
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/test/ELF/lto/Inputs/tls-mixed.s?rev=262975&view=auto
==============================================================================
--- lld/trunk/test/ELF/lto/Inputs/tls-mixed.s (added)
+++ lld/trunk/test/ELF/lto/Inputs/tls-mixed.s Tue Mar  8 18:47:47 2016
@@ -0,0 +1,4 @@
+.globl foo
+.section .tbss,"awT", at nobits
+foo:
+.long 0

Added: lld/trunk/test/ELF/lto/tls-mixed.ll
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/test/ELF/lto/tls-mixed.ll?rev=262975&view=auto
==============================================================================
--- lld/trunk/test/ELF/lto/tls-mixed.ll (added)
+++ lld/trunk/test/ELF/lto/tls-mixed.ll Tue Mar  8 18:47:47 2016
@@ -0,0 +1,10 @@
+; REQUIRES: x86
+; RUN: llvm-as %s -o %t1.o
+; RUN: llvm-mc %p/Inputs/tls-mixed.s -o %t2.o -filetype=obj -triple=x86_64-pc-linux
+; RUN: ld.lld -m elf_x86_64 %t1.o %t2.o -o %t.so -shared
+
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+; Should not encounter TLS-ness mismatch for @foo
+ at foo = external thread_local global i32, align 4