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author | Owen Anderson <resistor@mac.com> | 2009-06-17 22:01:09 +0000 |
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committer | Owen Anderson <resistor@mac.com> | 2009-06-17 22:01:09 +0000 |
commit | de17e9940ea728e7c895935aaca3c5766db80542 (patch) | |
tree | ef86f348cce6540ec18cbd3a4065174d9f50b0f3 /lib/VMCore/Mangler.cpp | |
parent | 92f2c871105a1ae5e00655a2f731b6bab3983621 (diff) | |
download | llvm-de17e9940ea728e7c895935aaca3c5766db80542.tar.gz llvm-de17e9940ea728e7c895935aaca3c5766db80542.tar.bz2 llvm-de17e9940ea728e7c895935aaca3c5766db80542.tar.xz |
Use atomic increment here.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73643 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/VMCore/Mangler.cpp')
-rw-r--r-- | lib/VMCore/Mangler.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/lib/VMCore/Mangler.cpp b/lib/VMCore/Mangler.cpp index 0bd190ad4e..1a68b89054 100644 --- a/lib/VMCore/Mangler.cpp +++ b/lib/VMCore/Mangler.cpp @@ -14,6 +14,7 @@ #include "llvm/Support/Mangler.h" #include "llvm/DerivedTypes.h" #include "llvm/Module.h" +#include "llvm/System/Atomic.h" #include "llvm/ADT/STLExtras.h" #include "llvm/ADT/StringExtras.h" #include "llvm/ADT/StringMap.h" @@ -164,8 +165,12 @@ std::string Mangler::getValueName(const GlobalValue *GV, const char * Suffix) { } else if (!GV->hasName()) { // Must mangle the global into a unique ID. unsigned TypeUniqueID = getTypeID(GV->getType()); - static unsigned GlobalID = 0; - Name = "__unnamed_" + utostr(TypeUniqueID) + "_" + utostr(GlobalID++); + static uint32_t GlobalID = 0; + + unsigned OldID = GlobalID; + sys::AtomicIncrement(&GlobalID); + + Name = "__unnamed_" + utostr(TypeUniqueID) + "_" + utostr(OldID); } else { if (GV->hasPrivateLinkage()) Name = makeNameProper(GV->getName() + Suffix, Prefix, PrivatePrefix); |