Add doInitialization and doFinalization methods to ModulePass's, to allow them to be re-initialized and reused on multiple Module's.

Patch by Pedro Artigas.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168008 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 0 deletions

diff --git a/tools/lto/LTOCodeGenerator.cpp b/tools/lto/LTOCodeGenerator.cpp
index b1c4f43..d9fa218 100644
--- a/tools/lto/LTOCodeGenerator.cpp
+++ b/tools/lto/LTOCodeGenerator.cpp
@@ -342,7 +342,9 @@ void LTOCodeGenerator::applyScopeRestrictions() {
   passes.add(createInternalizePass(mustPreserveList));
 
   // apply scope restrictions
+  passes.doInitialization();
   passes.run(*mergedModule);
+  passes.doFinalization();
 
   _scopeRestrictionsDone = true;
 }
@@ -397,7 +399,9 @@ bool LTOCodeGenerator::generateObjectFile(raw_ostream &out,
   }
 
   // Run our queue of passes all at once now, efficiently.
+  passes.doInitialization();
   passes.run(*mergedModule);
+  passes.doFinalization();
 
   // Run the code generator, and write assembly file
   codeGenPasses->doInitialization();