X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FPassSupport.h;h=3633f4703e10db2ee5bf3a60f68175d84088c15a;hb=f3ceaff6395afe9a62db08b483742b0416f63a1a;hp=d1b4f268c4b82656eabd294a1976c4b5cfea8377;hpb=879b65b396e9dff5f0192f85932473123b0d799e;p=oota-llvm.git

diff --git a/include/llvm/PassSupport.h b/include/llvm/PassSupport.h
index d1b4f268c4b..3633f4703e1 100644
--- a/include/llvm/PassSupport.h
+++ b/include/llvm/PassSupport.h
@@ -22,9 +22,10 @@
 #define LLVM_PASS_SUPPORT_H
 
 #include "Pass.h"
-#include "llvm/PassRegistry.h"
 #include "llvm/InitializePasses.h"
-#include "llvm/System/Atomic.h"
+#include "llvm/PassRegistry.h"
+#include "llvm/Support/Atomic.h"
+#include "llvm/Support/Valgrind.h"
 #include <vector>
 
 namespace llvm {
@@ -125,8 +126,8 @@ public:
   }
 
 private:
-  void operator=(const PassInfo &); // do not implement
-  PassInfo(const PassInfo &);       // do not implement
+  void operator=(const PassInfo &) LLVM_DELETED_FUNCTION;
+  PassInfo(const PassInfo &) LLVM_DELETED_FUNCTION;
 };
 
 #define CALL_ONCE_INITIALIZATION(function) \
@@ -135,7 +136,10 @@ private:
   if (old_val == 0) { \
     function(Registry); \
     sys::MemoryFence(); \
+    TsanIgnoreWritesBegin(); \
+    TsanHappensBefore(&initialized); \
     initialized = 2; \
+    TsanIgnoreWritesEnd(); \
   } else { \
     sys::cas_flag tmp = initialized; \
     sys::MemoryFence(); \
@@ -143,13 +147,14 @@ private:
       tmp = initialized; \
       sys::MemoryFence(); \
     } \
-  }
+  } \
+  TsanHappensAfter(&initialized);
 
 #define INITIALIZE_PASS(passName, arg, name, cfg, analysis) \
   static void* initialize##passName##PassOnce(PassRegistry &Registry) { \
     PassInfo *PI = new PassInfo(name, arg, & passName ::ID, \
       PassInfo::NormalCtor_t(callDefaultCtor< passName >), cfg, analysis); \
-    Registry.registerPass(*PI); \
+    Registry.registerPass(*PI, true); \
     return PI; \
   } \
   void llvm::initialize##passName##Pass(PassRegistry &Registry) { \
@@ -167,7 +172,7 @@ private:
 #define INITIALIZE_PASS_END(passName, arg, name, cfg, analysis) \
     PassInfo *PI = new PassInfo(name, arg, & passName ::ID, \
       PassInfo::NormalCtor_t(callDefaultCtor< passName >), cfg, analysis); \
-    Registry.registerPass(*PI); \
+    Registry.registerPass(*PI, true); \
     return PI; \
   } \
   void llvm::initialize##passName##Pass(PassRegistry &Registry) { \
@@ -252,7 +257,7 @@ struct RegisterAnalysisGroup : public RegisterAGBase {
   static void* initialize##agName##AnalysisGroupOnce(PassRegistry &Registry) { \
     initialize##defaultPass##Pass(Registry); \
     PassInfo *AI = new PassInfo(name, & agName :: ID); \
-    Registry.registerAnalysisGroup(& agName ::ID, 0, *AI, false); \
+    Registry.registerAnalysisGroup(& agName ::ID, 0, *AI, false, true); \
     return AI; \
   } \
   void llvm::initialize##agName##AnalysisGroup(PassRegistry &Registry) { \
@@ -265,10 +270,11 @@ struct RegisterAnalysisGroup : public RegisterAGBase {
     if (!def) initialize##agName##AnalysisGroup(Registry); \
     PassInfo *PI = new PassInfo(name, arg, & passName ::ID, \
       PassInfo::NormalCtor_t(callDefaultCtor< passName >), cfg, analysis); \
-    Registry.registerPass(*PI); \
+    Registry.registerPass(*PI, true); \
     \
     PassInfo *AI = new PassInfo(name, & agName :: ID); \
-    Registry.registerAnalysisGroup(& agName ::ID, & passName ::ID, *AI, def); \
+    Registry.registerAnalysisGroup(& agName ::ID, & passName ::ID, \
+                                   *AI, def, true); \
     return AI; \
   } \
   void llvm::initialize##passName##Pass(PassRegistry &Registry) { \
@@ -283,10 +289,11 @@ struct RegisterAnalysisGroup : public RegisterAGBase {
 #define INITIALIZE_AG_PASS_END(passName, agName, arg, n, cfg, analysis, def) \
     PassInfo *PI = new PassInfo(n, arg, & passName ::ID, \
       PassInfo::NormalCtor_t(callDefaultCtor< passName >), cfg, analysis); \
-    Registry.registerPass(*PI); \
+    Registry.registerPass(*PI, true); \
     \
     PassInfo *AI = new PassInfo(n, & agName :: ID); \
-    Registry.registerAnalysisGroup(& agName ::ID, & passName ::ID, *AI, def); \
+    Registry.registerAnalysisGroup(& agName ::ID, & passName ::ID, \
+                                   *AI, def, true); \
     return AI; \
   } \
   void llvm::initialize##passName##Pass(PassRegistry &Registry) { \
@@ -298,7 +305,7 @@ struct RegisterAnalysisGroup : public RegisterAGBase {
 /// clients that are interested in which passes get registered and unregistered
 /// at runtime (which can be because of the RegisterPass constructors being run
 /// as the program starts up, or may be because a shared object just got
-/// loaded).  Deriving from the PassRegistationListener class automatically
+/// loaded).  Deriving from the PassRegistrationListener class automatically
 /// registers your object to receive callbacks indicating when passes are loaded
 /// and removed.
 ///