[OCaml] Add Llvm.build_empty_phi.

[oota-llvm.git] / bindings / ocaml / llvm / llvm_ocaml.c

diff --git a/bindings/ocaml/llvm/llvm_ocaml.c b/bindings/ocaml/llvm/llvm_ocaml.c
index aaffb560116c5799b88502c63deedb95ef9195fd..3889f9276ccd26b54d668e185842bf455c665f15 100644 (file)
--- a/bindings/ocaml/llvm/llvm_ocaml.c
+++ b/bindings/ocaml/llvm/llvm_ocaml.c
@@ -666,6 +666,11 @@ CAMLprim LLVMValueRef llvm_mdnode(LLVMContextRef C, value ElementVals) {
                              Wosize_val(ElementVals));
 }
 
+/* llcontext -> llvalue */
+CAMLprim LLVMValueRef llvm_mdnull(LLVMContextRef C) {
+  return NULL;
+}
+
 /* llvalue -> string option */
 CAMLprim value llvm_get_mdstring(LLVMValueRef V) {
   CAMLparam0();
@@ -750,7 +755,7 @@ CAMLprim value llvm_float_of_const(LLVMValueRef Const)
   if (LLVMIsAConstantFP(Const)) {
     Result = LLVMConstRealGetDouble(Const, &LosesInfo);
     if (LosesInfo)
-        return Val_int(0);
+        CAMLreturn(Val_int(0));
 
     Option = alloc(1, 0);
     Field(Option, 0) = caml_copy_double(Result);
@@ -1590,12 +1595,11 @@ CAMLprim value llvm_position_builder(value Pos, value B) {
 }
 
 /* llbuilder -> llbasicblock */
-CAMLprim value llvm_insertion_block(value B) {
-  CAMLparam0();
+CAMLprim LLVMBasicBlockRef llvm_insertion_block(value B) {
   LLVMBasicBlockRef InsertBlock = LLVMGetInsertBlock(Builder_val(B));
   if (!InsertBlock)
     caml_raise_not_found();
-  CAMLreturn((value) InsertBlock);
+  return InsertBlock;
 }
 
 /* llvalue -> string -> llbuilder -> unit */
@@ -2187,6 +2191,15 @@ CAMLprim LLVMValueRef llvm_build_phi(value Incoming, value Name, value B) {
   return PhiNode;
 }
 
+/* lltype -> string -> llbuilder -> value */
+CAMLprim LLVMValueRef llvm_build_empty_phi(LLVMTypeRef Type, value Name, value B) {
+  LLVMValueRef PhiNode;
+
+  return LLVMBuildPhi(Builder_val(B), Type, String_val(Name));
+
+  return PhiNode;
+}
+
 /* llvalue -> llvalue array -> string -> llbuilder -> llvalue */
 CAMLprim LLVMValueRef llvm_build_call(LLVMValueRef Fn, value Params,
                                       value Name, value B) {