Kill ModuleProvider and ghost linkage by inverting the relationship between

[oota-llvm.git] / tools / opt / opt.cpp

diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp
index a4ad9ab571ffc2c3133652c13ddf29b72d2b6137..520018005f12f535a5f8f7fef21e295be7dcac14 100644 (file)
--- a/tools/opt/opt.cpp
+++ b/tools/opt/opt.cpp
@@ -14,7 +14,6 @@
 
 #include "llvm/LLVMContext.h"
 #include "llvm/Module.h"
-#include "llvm/ModuleProvider.h"
 #include "llvm/PassManager.h"
 #include "llvm/CallGraphSCCPass.h"
 #include "llvm/Bitcode/ReaderWriter.h"
@@ -288,7 +287,17 @@ void AddOptimizationPasses(PassManager &MPM, FunctionPassManager &FPM,
                            unsigned OptLevel) {
   createStandardFunctionPasses(&FPM, OptLevel);
 
-  llvm::Pass *InliningPass = OptLevel > 1 ? createFunctionInliningPass() : 0;
+  llvm::Pass *InliningPass = 0;
+  if (DisableInline) {
+    // No inlining pass
+  } else if (OptLevel) {
+    unsigned Threshold = 200;
+    if (OptLevel > 2)
+      Threshold = 250;
+    InliningPass = createFunctionInliningPass(Threshold);
+  } else {
+    InliningPass = createAlwaysInlinerPass();
+  }
   createStandardModulePasses(&MPM, OptLevel,
                              /*OptimizeSize=*/ false,
                              UnitAtATime,
@@ -417,7 +426,7 @@ int main(int argc, char **argv) {
 
   FunctionPassManager *FPasses = NULL;
   if (OptLevelO1 || OptLevelO2 || OptLevelO3) {
-    FPasses = new FunctionPassManager(new ExistingModuleProvider(M.get()));
+    FPasses = new FunctionPassManager(M.get());
     if (TD)
       FPasses->add(new TargetData(*TD));
   }
@@ -466,24 +475,26 @@ int main(int argc, char **argv) {
       errs() << argv[0] << ": cannot create pass: "
              << PassInf->getPassName() << "\n";
     if (P) {
-      bool isBBPass = dynamic_cast<BasicBlockPass*>(P) != 0;
-      bool isLPass = !isBBPass && dynamic_cast<LoopPass*>(P) != 0;
-      bool isFPass = !isLPass && dynamic_cast<FunctionPass*>(P) != 0;
-      bool isCGSCCPass = !isFPass && dynamic_cast<CallGraphSCCPass*>(P) != 0;
-
       addPass(Passes, P);
 
       if (AnalyzeOnly) {
-        if (isBBPass)
+        switch (P->getPassKind()) {
+        case PT_BasicBlock:
           Passes.add(new BasicBlockPassPrinter(PassInf));
-        else if (isLPass)
+          break;
+        case PT_Loop:
           Passes.add(new LoopPassPrinter(PassInf));
-        else if (isFPass)
+          break;
+        case PT_Function:
           Passes.add(new FunctionPassPrinter(PassInf));
-        else if (isCGSCCPass)
+          break;
+        case PT_CallGraphSCC:
           Passes.add(new CallGraphSCCPassPrinter(PassInf));
-        else
+          break;
+        default:
           Passes.add(new ModulePassPrinter(PassInf));
+          break;
+        }
       }
     }