2 files changed, 39 insertions, 12 deletions
diff --git a/llvm/lib/Target/Sparc/Sparc.cpp b/llvm/lib/Target/Sparc/Sparc.cpp
index 80de2e7ca69..cf09734e81b 100644
--- a/llvm/lib/Target/Sparc/Sparc.cpp
+++ b/llvm/lib/Target/Sparc/Sparc.cpp
@@ -8,6 +8,7 @@
 //	7/15/01	 -  Vikram Adve  -  Created
 //**************************************************************************/
 
+#include "llvm/CodeGen/Sparc.h"
 #include "SparcInternals.h"
 #include "llvm/Method.h"
 #include "llvm/CodeGen/InstrScheduling.h"
@@ -91,22 +92,14 @@ UltraSparcSchedInfo::initializeResources()
 // 
 //---------------------------------------------------------------------------
 
-UltraSparc::UltraSparc() : TargetMachine("UltraSparc-Native") {
-  machineInstrInfo = new UltraSparcInstrInfo();
-  machineSchedInfo = new UltraSparcSchedInfo(machineInstrInfo); 
-  
+UltraSparc::UltraSparc() : TargetMachine("UltraSparc-Native"),
+			   InstSchedulingInfo(&InstInfo) {
   optSizeForSubWordData = 4;
   minMemOpWordSize = 8; 
   maxAtomicMemOpWordSize = 8;
   zeroRegNum = 0;			// %g0 always gives 0 on Sparc
 }
 
-UltraSparc::~UltraSparc() {
-  delete (UltraSparcInstrInfo*) machineInstrInfo;
-  delete (UltraSparcSchedInfo*) machineSchedInfo;
-}
-
-
 bool UltraSparc::compileMethod(Method *M) {
   if (SelectInstructionsForMethod(M, *this)) {
     cerr << "Instruction selection failed for method " << M->getName()
@@ -114,10 +107,15 @@ bool UltraSparc::compileMethod(Method *M) {
     return true;
   }
   
-  if (ScheduleInstructionsWithSSA(M, *this)) {
+  if (ScheduleInstructionsWithSSA(M, *this, InstSchedulingInfo)) {
     cerr << "Instruction scheduling before allocation failed for method "
        << M->getName() << "\n\n";
     return true;
   }
   return false;
 }
+
+// allocateSparcTargetMachine - Allocate and return a subclass of TargetMachine
+// that implements the Sparc backend.
+//
+TargetMachine *allocateSparcTargetMachine() { return new UltraSparc(); }
diff --git a/llvm/lib/Target/Sparc/SparcInternals.h b/llvm/lib/Target/Sparc/SparcInternals.h
index df290d63e72..606966db731 100644
--- a/llvm/lib/Target/Sparc/SparcInternals.h
+++ b/llvm/lib/Target/Sparc/SparcInternals.h
@@ -8,12 +8,14 @@
 #ifndef SPARC_INTERNALS_H
 #define SPARC_INTERNALS_H
 
-#include "llvm/CodeGen/Sparc.h"
+#include "llvm/CodeGen/TargetMachine.h"
 #include "SparcRegInfo.h"
 
 #include <sys/types.h>
 #include "llvm/Type.h"
 
+class UltraSparc;
+
 // OpCodeMask definitions for the Sparc V9
 // 
 const OpCodeMask	Immed		= 0x00002000; // immed or reg operand?
@@ -1664,4 +1666,31 @@ protected:
   virtual void	initializeResources	();
 };
 
+
+//---------------------------------------------------------------------------
+// class UltraSparcMachine 
+// 
+// Purpose:
+//   Primary interface to machine description for the UltraSPARC.
+//   Primarily just initializes machine-dependent parameters in
+//   class TargetMachine, and creates machine-dependent subclasses
+//   for classes such as MachineInstrInfo. 
+//---------------------------------------------------------------------------
+
+class UltraSparc : public TargetMachine {
+  UltraSparcInstrInfo InstInfo;
+  UltraSparcSchedInfo InstSchedulingInfo;
+public:
+  UltraSparc();
+  virtual ~UltraSparc() {}
+
+  virtual const MachineInstrInfo& getInstrInfo() const { return InstInfo; }
+
+  // compileMethod - For the sparc, we do instruction selection, followed by
+  // delay slot scheduling, then register allocation.
+  //
+  virtual bool compileMethod(Method *M);
+};
+
+
 #endif