Add -print-dbginfo pass that prints LLVM IR with comments inserted to show

which source/line a certain BB/instruction comes from, original variable names,
and original (unmangled) C++ name of functions.

llvm-svn: 61085

2 files changed, 4 insertions, 0 deletions

diff --git a/llvm/include/llvm/Analysis/Passes.h b/llvm/include/llvm/Analysis/Passes.h
index 7995fc8cdc3..da7518f5bdd 100644
--- a/llvm/include/llvm/Analysis/Passes.h
+++ b/llvm/include/llvm/Analysis/Passes.h
@@ -114,6 +114,9 @@ namespace llvm {
   // Minor pass prototypes, allowing us to expose them through bugpoint and
   // analyze.
   FunctionPass *createInstCountPass();
+
+  // print debug info intrinsics in human readable form
+  FunctionPass *createDbgInfoPrinterPass();
 }
 
 #endif
diff --git a/llvm/include/llvm/LinkAllPasses.h b/llvm/include/llvm/LinkAllPasses.h
index f6d1bf70b6b..bc77c086fdb 100644
--- a/llvm/include/llvm/LinkAllPasses.h
+++ b/llvm/include/llvm/LinkAllPasses.h
@@ -126,6 +126,7 @@ namespace {
       (void) llvm::createMergeFunctionsPass();
       (void) llvm::createPrintModulePass(0);
       (void) llvm::createPrintFunctionPass("", 0);
+      (void) llvm::createDbgInfoPrinterPass();
 
       (void)new llvm::IntervalPartition();
       (void)new llvm::FindUsedTypes();