MergedLoadStoreMotion pass

Merges equivalent loads on both sides of a hammock/diamond
and hoists into into the header.
Merges equivalent stores on both sides of a hammock/diamond
and sinks it to the footer.
Can enable if conversion and tolerate better load misses
and store operand latencies.

llvm-svn: 213396

1 files changed, 6 insertions, 0 deletions

diff --git a/llvm/bindings/ocaml/transforms/scalar/scalar_opts_ocaml.c b/llvm/bindings/ocaml/transforms/scalar/scalar_opts_ocaml.c
index 0a71bd7cad2..47e17902baa 100644
--- a/llvm/bindings/ocaml/transforms/scalar/scalar_opts_ocaml.c
+++ b/llvm/bindings/ocaml/transforms/scalar/scalar_opts_ocaml.c
@@ -135,6 +135,12 @@ CAMLprim value llvm_add_tail_call_elimination(LLVMPassManagerRef PM) {
 }
 
 /* [<Llvm.PassManager.any] Llvm.PassManager.t -> unit */
+CAMLprim value llvm_add_merged_load_store_motion(LLVMPassManagerRef PM) {
+  LLVMAddMergedLoadStoreMotionPass(PM);
+  return Val_unit;
+}
+
+/* [<Llvm.PassManager.any] Llvm.PassManager.t -> unit */
 CAMLprim value llvm_add_gvn(LLVMPassManagerRef PM) {
   LLVMAddGVNPass(PM);
   return Val_unit;