Fix llc's -print-before=pass and -print-after=pass.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159227 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 0 deletions

diff --git a/tools/llc/llc.cpp b/tools/llc/llc.cpp
index 44f83e1b30..9b3ef8144c 100644
--- a/tools/llc/llc.cpp
+++ b/tools/llc/llc.cpp
@@ -353,6 +353,10 @@ int main(int argc, char **argv) {
   InitializeAllAsmPrinters();
   InitializeAllAsmParsers();
 
+  // Initialize codegen so that the -print-after and -print-before options
+  // work.
+  initializeCodeGen(*PassRegistry::getPassRegistry());
+
   // Register the target printer for --version.
   cl::AddExtraVersionPrinter(TargetRegistry::printRegisteredTargetsForVersion);