[llvm-branch-commits] [cfe-branch] r81945 - /cfe/branches/Apple/objective-rewrite/tools/clang/Driver/RewriteObjC.cpp

[Steve Naroff]

Author: snaroff
Date: Tue Sep 15 18:11:13 2009
New Revision: 81945

URL: http://llvm.org/viewvc/llvm-project?rev=81945&view=rev
Log:
Add flag to indicate we have helpers.

Modified:
    cfe/branches/Apple/objective-rewrite/tools/clang/Driver/RewriteObjC.cpp

Modified: cfe/branches/Apple/objective-rewrite/tools/clang/Driver/RewriteObjC.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/branches/Apple/objective-rewrite/tools/clang/Driver/RewriteObjC.cpp?rev=81945&r1=81944&r2=81945&view=diff

==============================================================================
--- cfe/branches/Apple/objective-rewrite/tools/clang/Driver/RewriteObjC.cpp (original)
+++ cfe/branches/Apple/objective-rewrite/tools/clang/Driver/RewriteObjC.cpp Tue Sep 15 18:11:13 2009
@@ -109,7 +109,7 @@
     llvm::SmallPtrSet<ValueDecl *, 8> ImportedBlockDecls;
 
     llvm::DenseMap<BlockExpr *, std::string> RewrittenBlockExprs;
-
+    
     // This maps a property to it's assignment statement.
     llvm::DenseMap<ObjCPropertyRefExpr *, BinaryOperator *> PropSetters;
     // This maps a property to it's synthesied message expression.
@@ -3867,8 +3867,7 @@
     if (ImportedBlockDecls.size()) {
       std::string HF = SynthesizeBlockHelperFuncs(Blocks[i], i, FunName, ImplTag);
       InsertText(FunLocStart, HF.c_str(), HF.size());
-    }
-    
+    }    
     std::string BD = SynthesizeBlockDescriptor(DescTag, ImplTag, i, FunName,
                                                ImportedBlockDecls.size() > 0);
     InsertText(FunLocStart, BD.c_str(), BD.size());
@@ -4312,6 +4311,17 @@
       InitExprs.push_back(Exp); 
     }
   }
+  if (ImportedBlockDecls.size()) { // generate "1<<25" to indicate we have helper functions.
+    unsigned IntSize = 
+      static_cast<unsigned>(Context->getTypeSize(Context->IntTy));
+    BinaryOperator *Exp = new BinaryOperator(
+                              new IntegerLiteral(llvm::APInt(IntSize, 1), 
+                                                 Context->IntTy,SourceLocation()), 
+                              new IntegerLiteral(llvm::APInt(IntSize, 25), 
+                                                 Context->IntTy, SourceLocation()), 
+                              BinaryOperator::Shl, Context->IntTy, SourceLocation());
+    InitExprs.push_back(Exp);
+  }
   NewRep = new CallExpr(DRE, &InitExprs[0], InitExprs.size(),
                         FType, SourceLocation());
   NewRep = new UnaryOperator(NewRep, UnaryOperator::AddrOf,