Bug fix: need to initialize new CallArgsDescriptor pointer.

[oota-llvm.git] / lib / Target / TargetInstrInfo.cpp

diff --git a/lib/Target/TargetInstrInfo.cpp b/lib/Target/TargetInstrInfo.cpp
index ca26718708e1fa08ddb4e418b767de637ba13d17..115f2c2a7c353bb06fe5c4e4eac0c06190630451 100644 (file)
--- a/lib/Target/TargetInstrInfo.cpp
+++ b/lib/Target/TargetInstrInfo.cpp
@@ -9,17 +9,22 @@
 #include "llvm/Constant.h"
 #include "llvm/DerivedTypes.h"
 
+// External object describing the machine instructions
+// Initialized only when the TargetMachine class is created
+// and reset when that class is destroyed.
+// 
+const MachineInstrDescriptor* TargetInstrDescriptors = 0;
+
 //---------------------------------------------------------------------------
 // class MachineInstructionInfo
 //     Interface to description of machine instructions
 //---------------------------------------------------------------------------
 
 
-MachineInstrInfo::MachineInstrInfo(const TargetMachine& tgt,
-                                   const MachineInstrDescriptor* Desc,
+MachineInstrInfo::MachineInstrInfo(const MachineInstrDescriptor* Desc,
                                   unsigned DescSize,
                                   unsigned NumRealOpCodes)
-  : target(tgt), desc(Desc), descSize(DescSize), numRealOpCodes(NumRealOpCodes) {
+  : desc(Desc), descSize(DescSize), numRealOpCodes(NumRealOpCodes) {
   // FIXME: TargetInstrDescriptors should not be global
   assert(TargetInstrDescriptors == NULL && desc != NULL);
   TargetInstrDescriptors = desc;       // initialize global variable