[cfe-commits] r126610 - in /cfe/trunk: lib/StaticAnalyzer/Checkers/Checkers.td lib/StaticAnalyzer/Checkers/ExprEngine.cpp lib/StaticAnalyzer/Checkers/InternalChecks.h lib/StaticAnalyzer/Checkers/OSAtomicChecker.cpp test/Analysis/NSString.m

Argyrios Kyrtzidis akyrtzi at gmail.com
Sun Feb 27 17:27:02 PST 2011


Author: akirtzidis
Date: Sun Feb 27 19:27:02 2011
New Revision: 126610

URL: http://llvm.org/viewvc/llvm-project?rev=126610&view=rev
Log:
[analyzer] Migrate OSAtomicChecker to CheckerV2.

Modified:
    cfe/trunk/lib/StaticAnalyzer/Checkers/Checkers.td
    cfe/trunk/lib/StaticAnalyzer/Checkers/ExprEngine.cpp
    cfe/trunk/lib/StaticAnalyzer/Checkers/InternalChecks.h
    cfe/trunk/lib/StaticAnalyzer/Checkers/OSAtomicChecker.cpp
    cfe/trunk/test/Analysis/NSString.m

Modified: cfe/trunk/lib/StaticAnalyzer/Checkers/Checkers.td
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/StaticAnalyzer/Checkers/Checkers.td?rev=126610&r1=126609&r2=126610&view=diff
==============================================================================
--- cfe/trunk/lib/StaticAnalyzer/Checkers/Checkers.td (original)
+++ cfe/trunk/lib/StaticAnalyzer/Checkers/Checkers.td Sun Feb 27 19:27:02 2011
@@ -93,6 +93,11 @@
   HelpText<"Check for proper uses of various Mac OS X APIs">,
   DescFile<"MacOSXAPIChecker.cpp">;
 
+def OSAtomicChecker : Checker<"AtomicCAS">,
+  InPackage<MacOSX>,
+  HelpText<"Evaluate calls to OSAtomic functions">,
+  DescFile<"OSAtomicChecker.cpp">;
+
 def CFNumberCreateChecker : Checker<"CFNumber">,
   InPackage<MacOSX>,
   HelpText<"Check for proper uses of CFNumberCreate">,

Modified: cfe/trunk/lib/StaticAnalyzer/Checkers/ExprEngine.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/StaticAnalyzer/Checkers/ExprEngine.cpp?rev=126610&r1=126609&r2=126610&view=diff
==============================================================================
--- cfe/trunk/lib/StaticAnalyzer/Checkers/ExprEngine.cpp (original)
+++ cfe/trunk/lib/StaticAnalyzer/Checkers/ExprEngine.cpp Sun Feb 27 19:27:02 2011
@@ -337,7 +337,6 @@
   // This is not a checker yet.
   RegisterNoReturnFunctionChecker(Eng);
   RegisterBuiltinFunctionChecker(Eng);
-  RegisterOSAtomicChecker(Eng);
 }
 
 ExprEngine::ExprEngine(AnalysisManager &mgr, TransferFuncs *tf)

Modified: cfe/trunk/lib/StaticAnalyzer/Checkers/InternalChecks.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/StaticAnalyzer/Checkers/InternalChecks.h?rev=126610&r1=126609&r2=126610&view=diff
==============================================================================
--- cfe/trunk/lib/StaticAnalyzer/Checkers/InternalChecks.h (original)
+++ cfe/trunk/lib/StaticAnalyzer/Checkers/InternalChecks.h Sun Feb 27 19:27:02 2011
@@ -37,9 +37,6 @@
 void RegisterUndefinedAssignmentChecker(ExprEngine &Eng);
 void RegisterVLASizeChecker(ExprEngine &Eng);
 
-// API checks.
-void RegisterOSAtomicChecker(ExprEngine &Eng);
-
 } // end GR namespace
 
 } // end clang namespace

Modified: cfe/trunk/lib/StaticAnalyzer/Checkers/OSAtomicChecker.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/StaticAnalyzer/Checkers/OSAtomicChecker.cpp?rev=126610&r1=126609&r2=126610&view=diff
==============================================================================
--- cfe/trunk/lib/StaticAnalyzer/Checkers/OSAtomicChecker.cpp (original)
+++ cfe/trunk/lib/StaticAnalyzer/Checkers/OSAtomicChecker.cpp Sun Feb 27 19:27:02 2011
@@ -11,8 +11,10 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "InternalChecks.h"
-#include "clang/StaticAnalyzer/Core/PathSensitive/Checker.h"
+#include "ClangSACheckers.h"
+#include "clang/StaticAnalyzer/Core/CheckerV2.h"
+#include "clang/StaticAnalyzer/Core/CheckerManager.h"
+#include "clang/StaticAnalyzer/Core/PathSensitive/CheckerContext.h"
 #include "clang/Basic/Builtins.h"
 
 using namespace clang;
@@ -20,22 +22,17 @@
 
 namespace {
 
-class OSAtomicChecker : public Checker {
+class OSAtomicChecker : public CheckerV2<eval::Call> {
 public:
-  static void *getTag() { static int tag = 0; return &tag; }
-  virtual bool evalCallExpr(CheckerContext &C, const CallExpr *CE);
+  bool evalCall(const CallExpr *CE, CheckerContext &C) const;
 
 private:
-  bool evalOSAtomicCompareAndSwap(CheckerContext &C, const CallExpr *CE);
+  static bool evalOSAtomicCompareAndSwap(CheckerContext &C, const CallExpr *CE);
 };
 
 }
 
-void ento::RegisterOSAtomicChecker(ExprEngine &Eng) {
-  Eng.registerCheck(new OSAtomicChecker());
-}
-
-bool OSAtomicChecker::evalCallExpr(CheckerContext &C,const CallExpr *CE) {
+bool OSAtomicChecker::evalCall(const CallExpr *CE, CheckerContext &C) const {
   const GRState *state = C.getState();
   const Expr *Callee = CE->getCallee();
   SVal L = state->getSVal(Callee);
@@ -201,3 +198,7 @@
 
   return true;
 }
+
+void ento::registerOSAtomicChecker(CheckerManager &mgr) {
+  mgr.registerChecker<OSAtomicChecker>();
+}

Modified: cfe/trunk/test/Analysis/NSString.m
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Analysis/NSString.m?rev=126610&r1=126609&r2=126610&view=diff
==============================================================================
--- cfe/trunk/test/Analysis/NSString.m (original)
+++ cfe/trunk/test/Analysis/NSString.m Sun Feb 27 19:27:02 2011
@@ -1,13 +1,13 @@
-// RUN: %clang_cc1 -triple i386-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg -analyzer-checker=core.experimental -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=basic -verify %s
-// RUN: %clang_cc1 -triple i386-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg -analyzer-checker=core.experimental -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=range -verify %s
-// RUN: %clang_cc1 -DTEST_64 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg -analyzer-checker=core.experimental -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=basic -verify %s
-// RUN: %clang_cc1 -DTEST_64 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg -analyzer-checker=core.experimental -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=range -verify %s
+// RUN: %clang_cc1 -triple i386-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg,macosx.AtomicCAS,core.experimental -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=basic -verify %s
+// RUN: %clang_cc1 -triple i386-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg,macosx.AtomicCAS,core.experimental -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=range -verify %s
+// RUN: %clang_cc1 -DTEST_64 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg,macosx.AtomicCAS,core.experimental -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=basic -verify %s
+// RUN: %clang_cc1 -DTEST_64 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg,macosx.AtomicCAS,core.experimental -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=range -verify %s
 
 // ==-- FIXME: -analyzer-store=basic fails on this file (false negatives). --==
-// NOTWORK: %clang_cc1 -triple i386-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg -analyzer-checker=core.experimental -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=range -verify %s &&
-// NOTWORK: %clang_cc1 -triple i386-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg -analyzer-checker=core.experimental -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=basic -verify %s &&
-// NOTWORK: %clang_cc1 -DTEST_64 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg -analyzer-checker=core.experimental -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=basic -verify %s &&
-// NOTWORK: %clang_cc1 -DTEST_64 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg -analyzer-checker=core.experimental -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=range -verify %s
+// NOTWORK: %clang_cc1 -triple i386-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg,macosx.AtomicCAS,core.experimental -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=range -verify %s &&
+// NOTWORK: %clang_cc1 -triple i386-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg,macosx.AtomicCAS,core.experimental -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=basic -verify %s &&
+// NOTWORK: %clang_cc1 -DTEST_64 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg,macosx.AtomicCAS,core.experimental -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=basic -verify %s &&
+// NOTWORK: %clang_cc1 -DTEST_64 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=cocoa.NilArg,macosx.AtomicCAS,core.experimental -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=range -verify %s
 
 //===----------------------------------------------------------------------===//
 // The following code is reduced using delta-debugging from





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