C and Objective Caml bindings for mem2reg and reg2mem.

Patch by Erick Tryzelaar.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48602 91177308-0d34-0410-b5e6-96231b3b80d8

bindings/ocaml/transforms/scalar/llvm_scalar_opts.ml

@@ -13,6 +13,14 @@ external add_constant_propagation : [<Llvm.PassManager.any] Llvm.PassManager.t
 external add_instruction_combining : [<Llvm.PassManager.any] Llvm.PassManager.t
                                      -> unit
                                    = "llvm_add_instruction_combining"
+external
+add_memory_to_register_promotion : [<Llvm.PassManager.any] Llvm.PassManager.t
+                                   -> unit
+                                 = "llvm_add_memory_to_register_promotion"
+external
+add_memory_to_register_demotion : [<Llvm.PassManager.any] Llvm.PassManager.t
+                                  -> unit
+                                = "llvm_add_memory_to_register_demotion"
 external add_reassociation : [<Llvm.PassManager.any] Llvm.PassManager.t
                              -> unit
                            = "llvm_add_reassociation"

bindings/ocaml/transforms/scalar/llvm_scalar_opts.mli

@@ -22,6 +22,18 @@ external add_instruction_combining : [<Llvm.PassManager.any] Llvm.PassManager.t
                                      -> unit
                                    = "llvm_add_instruction_combining"
 
+(** See the [llvm::createPromoteMemoryToRegisterPass] function. *)
+external
+add_memory_to_register_promotion : [<Llvm.PassManager.any] Llvm.PassManager.t
+                                   -> unit
+                                 = "llvm_add_memory_to_register_promotion"
+
+(** See the [llvm::createDemoteMemoryToRegisterPass] function. *)
+external
+add_memory_to_register_demotion : [<Llvm.PassManager.any] Llvm.PassManager.t
+                                  -> unit
+                                = "llvm_add_memory_to_register_demotion"
+
 (** See the [llvm::createReassociatePass] function. *)
 external add_reassociation : [<Llvm.PassManager.any] Llvm.PassManager.t
                              -> unit

bindings/ocaml/transforms/scalar/scalar_opts_ocaml.c

@@ -31,6 +31,18 @@ CAMLprim value llvm_add_instruction_combining(LLVMPassManagerRef PM) {
   return Val_unit;
 }
 
+/* [<Llvm.PassManager.any] Llvm.PassManager.t -> unit */
+CAMLprim value llvm_add_memory_to_register_promotion(LLVMPassManagerRef PM) {
+  LLVMAddPromoteMemoryToRegisterPass(PM);
+  return Val_unit;
+}
+
+/* [<Llvm.PassManager.any] Llvm.PassManager.t -> unit */
+CAMLprim value llvm_add_memory_to_register_demotion(LLVMPassManagerRef PM) {
+  LLVMAddDemoteMemoryToRegisterPass(PM);
+  return Val_unit;
+}
+
 /* [<Llvm.PassManager.any] Llvm.PassManager.t -> unit */
 CAMLprim value llvm_add_reassociation(LLVMPassManagerRef PM) {
   LLVMAddReassociatePass(PM);

include/llvm-c/Transforms/Scalar.h

@@ -31,6 +31,12 @@ void LLVMAddConstantPropagationPass(LLVMPassManagerRef PM);
 /** See llvm::createInstructionCombiningPass function. */
 void LLVMAddInstructionCombiningPass(LLVMPassManagerRef PM);
 
+/** See llvm::createPromoteMemoryToRegisterPass function. */
+void LLVMAddPromoteMemoryToRegisterPass(LLVMPassManagerRef PM);
+
+/** See llvm::demotePromoteMemoryToRegisterPass function. */
+void LLVMAddDemoteMemoryToRegisterPass(LLVMPassManagerRef PM);
+
 /** See llvm::createReassociatePass function. */
 void LLVMAddReassociatePass(LLVMPassManagerRef PM);
 

lib/Transforms/Scalar/Scalar.cpp

@@ -26,6 +26,14 @@ void LLVMAddInstructionCombiningPass(LLVMPassManagerRef PM) {
   unwrap(PM)->add(createInstructionCombiningPass());
 }
 
+void LLVMAddPromoteMemoryToRegisterPass(LLVMPassManagerRef PM) {
+  unwrap(PM)->add(createPromoteMemoryToRegisterPass());
+}
+
+void LLVMAddDemoteMemoryToRegisterPass(LLVMPassManagerRef PM) {
+  unwrap(PM)->add(createDemoteRegisterToMemoryPass());
+}
+
 void LLVMAddReassociatePass(LLVMPassManagerRef PM) {
   unwrap(PM)->add(createReassociatePass());
 }