[CodeGen] Split SafeStack into a LegacyPass and a utility. NFC.

This lets the pass focus on gathering the required analyzes, and the
utility class focus on the transformation.

Differential Revision: https://reviews.llvm.org/D31303

llvm-svn: 302609

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/tools/opt/opt.cpp b/llvm/tools/opt/opt.cpp
index 40459e55998..0b584d45b28 100644
--- a/llvm/tools/opt/opt.cpp
+++ b/llvm/tools/opt/opt.cpp
@@ -390,7 +390,7 @@ int main(int argc, char **argv) {
   initializeRewriteSymbolsLegacyPassPass(Registry);
   initializeWinEHPreparePass(Registry);
   initializeDwarfEHPreparePass(Registry);
-  initializeSafeStackPass(Registry);
+  initializeSafeStackLegacyPassPass(Registry);
   initializeSjLjEHPreparePass(Registry);
   initializePreISelIntrinsicLoweringLegacyPassPass(Registry);
   initializeGlobalMergePass(Registry);