[llvm-commits] CVS: llvm/lib/Reoptimizer/LightWtProfiling/Trigger/Initialization.cpp

[Brian Gaeke]

Changes in directory llvm/lib/Reoptimizer/LightWtProfiling/Trigger:

Initialization.cpp updated: 1.2 -> 1.3

---
Log message:

Initialization.cpp: Add defn of count_trace_cycles as a bool (replacing
 GET_COVERAGE).
Add three more command line options to tune the reoptimizer's parameters.


---
Diffs of the changes:

Index: llvm/lib/Reoptimizer/LightWtProfiling/Trigger/Initialization.cpp
diff -u llvm/lib/Reoptimizer/LightWtProfiling/Trigger/Initialization.cpp:1.2 llvm/lib/Reoptimizer/LightWtProfiling/Trigger/Initialization.cpp:1.3
--- llvm/lib/Reoptimizer/LightWtProfiling/Trigger/Initialization.cpp:1.2	Mon Aug 18 15:34:00 2003
+++ llvm/lib/Reoptimizer/LightWtProfiling/Trigger/Initialization.cpp	Mon Aug 18 22:59:48 2003
@@ -23,6 +23,7 @@
 TraceCache *tr2;
 VirtualMem *vm;
 Module *M;
+bool count_trace_cycles;
 
 // Command line options. Use these to set the global variables.  For
 // now the reoptimizer code references the global variables
@@ -37,6 +38,21 @@
 SLIThreshold("sli-threshold", cl::init(DEFAULT_THRESHOLD_LEVEL_2),
 	     cl::location(THRESHOLD_LEVEL_2));
 
+// FIXME: What are the units of these next two?
+// Size of trace cache used for SLI-instrumented code
+cl::opt<int32_t>
+InstTraceCacheSize("inst-trace-cache-size",
+		   cl::init(30000));
+
+// Size of trace cache used for optimized code
+cl::opt<int32_t>
+OptTraceCacheSize("opt-trace-cache-size",
+		  cl::init(30000));
+
+cl::opt<bool, true>
+CountTraceCycles("count-trace-cycles", cl::init(false),
+		 cl::location(count_trace_cycles));
+	    
 /// reoptimizerInitialize - Initialization method for the
 /// reoptimizer. A call to this function from main() is inserted by
 /// the opt -instloops pass
@@ -46,8 +62,8 @@
   cl::ParseEnvironmentOptions ("reoptimizer", "LLVM_REOPTIMIZER",
 			       " llvm dynamic optimizer");
   vm = new VirtualMem();
-  tr = new TraceCache(30000, vm);
-  tr2 = new TraceCache(dummyFunction2, 30000, vm);
+  tr = new TraceCache(InstTraceCacheSize, vm);
+  tr2 = new TraceCache(dummyFunction2, OptTraceCacheSize, vm);
  
   LEVEL_TWO_EXITS = THRESHOLD_LEVEL_2/3;