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Use atomic increment here.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73643 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2009-06-17 22:01:09 +00:00
parent 92f2c87110
commit de17e9940e
1 changed files with 7 additions and 2 deletions
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9
lib/VMCore/Mangler.cpp
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@ -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);