[llvm-commits] [llvm] r87070 - in /llvm/trunk: include/llvm/Analysis/DebugInfo.h lib/Analysis/DebugInfo.cpp

[Devang Patel]

Author: dpatel
Date: Thu Nov 12 20:27:33 2009
New Revision: 87070

URL: http://llvm.org/viewvc/llvm-project?rev=87070&view=rev
Log:
Revert r87059 for now. It is failing clang tests.

Modified:
    llvm/trunk/include/llvm/Analysis/DebugInfo.h
    llvm/trunk/lib/Analysis/DebugInfo.cpp

Modified: llvm/trunk/include/llvm/Analysis/DebugInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Analysis/DebugInfo.h?rev=87070&r1=87069&r2=87070&view=diff

==============================================================================
--- llvm/trunk/include/llvm/Analysis/DebugInfo.h (original)
+++ llvm/trunk/include/llvm/Analysis/DebugInfo.h Thu Nov 12 20:27:33 2009
@@ -467,6 +467,7 @@
     LLVMContext& VMContext;
 
     // Cached values for uniquing and faster lookups.
+    const Type *EmptyStructPtr; // "{}*".
     Function *StopPointFn;   // llvm.dbg.stoppoint
     Function *FuncStartFn;   // llvm.dbg.func.start
     Function *RegionStartFn; // llvm.dbg.region.start

Modified: llvm/trunk/lib/Analysis/DebugInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/DebugInfo.cpp?rev=87070&r1=87069&r2=87070&view=diff

==============================================================================
--- llvm/trunk/lib/Analysis/DebugInfo.cpp (original)
+++ llvm/trunk/lib/Analysis/DebugInfo.cpp Thu Nov 12 20:27:33 2009
@@ -608,7 +608,9 @@
 DIFactory::DIFactory(Module &m)
   : M(m), VMContext(M.getContext()), StopPointFn(0), FuncStartFn(0),
     RegionStartFn(0), RegionEndFn(0),
-    DeclareFn(0) {}
+    DeclareFn(0) {
+  EmptyStructPtr = PointerType::getUnqual(StructType::get(VMContext));
+}
 
 Constant *DIFactory::GetTagConstant(unsigned TAG) {
   assert((TAG & LLVMDebugVersionMask) == 0 &&
@@ -1035,7 +1037,10 @@
 
 /// InsertDeclare - Insert a new llvm.dbg.declare intrinsic call.
 Instruction *DIFactory::InsertDeclare(Value *Storage, DIVariable D,
-                                      Instruction *InsertBefore) {
+                              Instruction *InsertBefore) {
+  // Cast the storage to a {}* for the call to llvm.dbg.declare.
+  Storage = new BitCastInst(Storage, EmptyStructPtr, "", InsertBefore);
+
   if (!DeclareFn)
     DeclareFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_declare);
 
@@ -1045,7 +1050,10 @@
 
 /// InsertDeclare - Insert a new llvm.dbg.declare intrinsic call.
 Instruction *DIFactory::InsertDeclare(Value *Storage, DIVariable D,
-                                      BasicBlock *InsertAtEnd) {
+                              BasicBlock *InsertAtEnd) {
+  // Cast the storage to a {}* for the call to llvm.dbg.declare.
+  Storage = new BitCastInst(Storage, EmptyStructPtr, "", InsertAtEnd);
+
   if (!DeclareFn)
     DeclareFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_declare);