Added Initial Memory64Lowering pass (#3230)

This pass will convert a module with 64-bit loads and stores accessing a 64-bit memory to a regular 32-bit one.
Pointers remain 64-bit but are truncated just before use.

1 files changed, 4 insertions, 0 deletions

diff --git a/src/passes/pass.cpp b/src/passes/pass.cpp
index b653269bf..d115b4533 100644
--- a/src/passes/pass.cpp
+++ b/src/passes/pass.cpp
@@ -190,6 +190,10 @@ void PassRegistry::registerPasses() {
   registerPass("limit-segments",
                "attempt to merge segments to fit within web limits",
                createLimitSegmentsPass);
+  registerPass("memory64-lowering",
+               "lower loads and stores to a 64-bit memory to instead use a "
+               "32-bit one",
+               createMemory64LoweringPass);
   registerPass("memory-packing",
                "packs memory into separate segments, skipping zeros",
                createMemoryPackingPass);