[llvm-commits] CVS: reopt/lib/LightWtProfiling/RuntimeOptimizations.cpp

Brian Gaeke gaeke at cs.uiuc.edu
Tue Jan 13 13:47:01 PST 2004


Changes in directory reopt/lib/LightWtProfiling:

RuntimeOptimizations.cpp updated: 1.13 -> 1.14

---
Log message:

Include llvm/Target/TargetJITInfo.h so that I can use TargetJITInfo.
Fix up some comments; get rid of the #if 0'd-out stuff.


---
Diffs of the changes:  (+8 -14)

Index: reopt/lib/LightWtProfiling/RuntimeOptimizations.cpp
diff -u reopt/lib/LightWtProfiling/RuntimeOptimizations.cpp:1.13 reopt/lib/LightWtProfiling/RuntimeOptimizations.cpp:1.14
--- reopt/lib/LightWtProfiling/RuntimeOptimizations.cpp:1.13	Tue Jan 13 12:17:49 2004
+++ reopt/lib/LightWtProfiling/RuntimeOptimizations.cpp	Tue Jan 13 13:46:07 2004
@@ -18,6 +18,7 @@
 #include "llvm/Assembly/CachedWriter.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetMachineImpls.h"
+#include "llvm/Target/TargetJITInfo.h"
 #include "llvm/IntrinsicLowering.h"
 #include <fstream>
 
@@ -44,7 +45,7 @@
   if (!MP)
     initModules ();
 
-  // Dump the trace to the standard error stream if we are in debug mode.
+  // Dump the basic blocks to the standard error stream if we are in debug mode.
   DEBUG(std::cerr << "In optimizeTrace; a = " << a << "\n"
 	<< "Trace for function " << vBB[0]->getParent ()->getName ()
 	<< ", blocks:\n");
@@ -56,34 +57,27 @@
   }
 #endif // NDEBUG
 
-  // Create Trace object.
+  // Turn vector of basic blocks into a Trace object.
   Trace T (vBB);
 
-  // Try to turn it into a function.
+  // Turn the Trace object into a function.
   Function *TF = runTraceToFunction (T);
   DEBUG(std::cerr << "Function created from trace: \n" << *TF);
 
-  // Run some passes on it.
+  // Verify that the generated function's bytecode is good.
   FunctionPassManager PM (MP);
   PM.add (createVerifierPass ());
   PM.run (*TF);
 
-  // Allocate a target...
+  // Allocate a target machine.
   IntrinsicLowering *IL = new DefaultIntrinsicLowering ();
   TargetMachine *Target = allocateSparcTargetMachine (*MP->getModule (), IL);
   assert (Target && "Could not allocate target machine!");
 
-#if 0
+  // FIXME: Register allocation hints need to be added to the PassManager.
+
   // Compile LLVM Code down to machine code in the intermediate representation
   Target->getJITInfo ()->addPassesToJITCompile (PM);
-
-  // Make the ExecutionEngine generate code for the function and give us
-  // the MachineFunctions so that we can run UnpackTraceFunction on them.
-  // FIXME: Register allocation hints presumably would need to be added
-  // to the PassManager of the ExecutionEngine.
-  ExecutionEngine *EE = new ExecutionEngine (TF->getParent (), false, false);
-  void (*p)() = EE->getPointerToFunction (TF);
-#endif
 }
 
 } // end namespace llvm





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