[cfe-commits] r41466 - /cfe/trunk/CodeGen/CGExprComplex.cpp

[Chris Lattner]

Author: lattner
Date: Sun Aug 26 17:47:40 2007
New Revision: 41466

URL: http://llvm.org/viewvc/llvm-project?rev=41466&view=rev
Log:
implement a fixme

Modified:
    cfe/trunk/CodeGen/CGExprComplex.cpp

Modified: cfe/trunk/CodeGen/CGExprComplex.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/CodeGen/CGExprComplex.cpp?rev=41466&r1=41465&r2=41466&view=diff

==============================================================================
--- cfe/trunk/CodeGen/CGExprComplex.cpp (original)
+++ cfe/trunk/CodeGen/CGExprComplex.cpp Sun Aug 26 17:47:40 2007
@@ -16,6 +16,7 @@
 #include "clang/AST/AST.h"
 #include "llvm/Constants.h"
 #include "llvm/Function.h"
+#include "llvm/ADT/SmallString.h"
 #include "llvm/Support/Compiler.h"
 using namespace clang;
 using namespace CodeGen;
@@ -184,13 +185,21 @@
                                                     bool isVolatile) {
   llvm::Constant *Zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0);
   llvm::Constant *One  = llvm::ConstantInt::get(llvm::Type::Int32Ty, 1);
-  // FIXME: It would be nice to make this "Ptr->getName()+realp"
-  llvm::Value *RealPtr = Builder.CreateGEP(SrcPtr, Zero, Zero, "realp");
-  llvm::Value *ImagPtr = Builder.CreateGEP(SrcPtr, Zero, One, "imagp");
-  
-  // FIXME: It would be nice to make this "Ptr->getName()+real"
-  llvm::Value *Real = Builder.CreateLoad(RealPtr, isVolatile, "real");
-  llvm::Value *Imag = Builder.CreateLoad(ImagPtr, isVolatile, "imag");
+  
+  llvm::SmallString<64> Name(SrcPtr->getNameStart(),
+                             SrcPtr->getNameStart()+SrcPtr->getNameLen());
+  
+  Name += ".realp";
+  llvm::Value *RealPtr = Builder.CreateGEP(SrcPtr, Zero, Zero, Name.c_str());
+
+  Name.pop_back();  // .realp -> .real
+  llvm::Value *Real = Builder.CreateLoad(RealPtr, isVolatile, Name.c_str());
+  
+  Name.resize(Name.size()-4); // .real -> .imagp
+  Name += "imagp";
+  llvm::Value *ImagPtr = Builder.CreateGEP(SrcPtr, Zero, One, Name.c_str());
+  Name.pop_back();  // .imagp -> .imag
+  llvm::Value *Imag = Builder.CreateLoad(ImagPtr, isVolatile, Name.c_str());
   return ComplexPairTy(Real, Imag);
 }