commit 1e7643243d3fe777963d24c571232abd97bb8fe7
author Evgeniy Stepanov <eugeni.stepanov@gmail.com> Thu May 16 09:14:05 2013 +0000
committer Evgeniy Stepanov <eugeni.stepanov@gmail.com> Thu May 16 09:14:05 2013 +0000
tree c2f12ba338be4726ed343ddaa64a3507bece4c0b
parent b3391b58f7104c8d4ac60b176127b7b86e847562

[msan] Switch TLS globals to initial-exec model.

They are always defined in the main executable.

llvm-svn: 181994

llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp

diff --git a/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp b/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp
index 1c2b1e5..cc5743b 100644
--- a/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp
+++ b/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp
@@ -299,30 +299,30 @@
   RetvalTLS = new GlobalVariable(
     M, ArrayType::get(IRB.getInt64Ty(), 8), false,
     GlobalVariable::ExternalLinkage, 0, "__msan_retval_tls", 0,
-    GlobalVariable::GeneralDynamicTLSModel);
+    GlobalVariable::InitialExecTLSModel);
   RetvalOriginTLS = new GlobalVariable(
     M, OriginTy, false, GlobalVariable::ExternalLinkage, 0,
-    "__msan_retval_origin_tls", 0, GlobalVariable::GeneralDynamicTLSModel);
+    "__msan_retval_origin_tls", 0, GlobalVariable::InitialExecTLSModel);
 
   ParamTLS = new GlobalVariable(
     M, ArrayType::get(IRB.getInt64Ty(), 1000), false,
     GlobalVariable::ExternalLinkage, 0, "__msan_param_tls", 0,
-    GlobalVariable::GeneralDynamicTLSModel);
+    GlobalVariable::InitialExecTLSModel);
   ParamOriginTLS = new GlobalVariable(
     M, ArrayType::get(OriginTy, 1000), false, GlobalVariable::ExternalLinkage,
-    0, "__msan_param_origin_tls", 0, GlobalVariable::GeneralDynamicTLSModel);
+    0, "__msan_param_origin_tls", 0, GlobalVariable::InitialExecTLSModel);
 
   VAArgTLS = new GlobalVariable(
     M, ArrayType::get(IRB.getInt64Ty(), 1000), false,
     GlobalVariable::ExternalLinkage, 0, "__msan_va_arg_tls", 0,
-    GlobalVariable::GeneralDynamicTLSModel);
+    GlobalVariable::InitialExecTLSModel);
   VAArgOverflowSizeTLS = new GlobalVariable(
     M, IRB.getInt64Ty(), false, GlobalVariable::ExternalLinkage, 0,
     "__msan_va_arg_overflow_size_tls", 0,
-    GlobalVariable::GeneralDynamicTLSModel);
+    GlobalVariable::InitialExecTLSModel);
   OriginTLS = new GlobalVariable(
     M, IRB.getInt32Ty(), false, GlobalVariable::ExternalLinkage, 0,
-    "__msan_origin_tls", 0, GlobalVariable::GeneralDynamicTLSModel);
+    "__msan_origin_tls", 0, GlobalVariable::InitialExecTLSModel);
 
   // We insert an empty inline asm after __msan_report* to avoid callback merge.
   EmptyAsm = InlineAsm::get(FunctionType::get(IRB.getVoidTy(), false),