[WebAssembly] Register wasm passes with the PassRegistry

Summary:
This exposes WebAssembly passes for use on the command line (as
arguments to -print-before and the like).

Reviewers: dschuff, sunfish

Subscribers: MatzeB, jfb, sbc100, llvm-commits, aheejin

Differential Revision: https://reviews.llvm.org/D45103

llvm-svn: 328901

1 files changed, 4 insertions, 0 deletions

diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyRegStackify.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyRegStackify.cpp
index a4bb967f36f..2ccd7343d00 100644
--- a/llvm/lib/Target/WebAssembly/WebAssemblyRegStackify.cpp
+++ b/llvm/lib/Target/WebAssembly/WebAssemblyRegStackify.cpp
@@ -67,6 +67,10 @@ public:
 } // end anonymous namespace
 
 char WebAssemblyRegStackify::ID = 0;
+INITIALIZE_PASS(WebAssemblyRegStackify, DEBUG_TYPE,
+                "Reorder instructions to use the WebAssembly value stack",
+                false, false)
+
 FunctionPass *llvm::createWebAssemblyRegStackify() {
   return new WebAssemblyRegStackify();
 }