[llvm-ocaml] Add binding for constructing opaque pointers

Reviewed By: aeubanks

Differential Revision: https://reviews.llvm.org/D134916

diff --git a/llvm/bindings/ocaml/llvm/llvm.ml b/llvm/bindings/ocaml/llvm/llvm.ml
index 993fa6f..45ded66 100644 (file)
--- a/llvm/bindings/ocaml/llvm/llvm.ml
+++ b/llvm/bindings/ocaml/llvm/llvm.ml
@@ -508,6 +508,8 @@ external array_type : lltype -> int -> lltype = "llvm_array_type"
 external pointer_type : lltype -> lltype = "llvm_pointer_type"
 external qualified_pointer_type : lltype -> int -> lltype
                                 = "llvm_qualified_pointer_type"
+external pointer_type_in_context : llcontext -> int -> lltype
+                                 = "llvm_pointer_type_in_context"
 external vector_type : lltype -> int -> lltype = "llvm_vector_type"
 
 external element_type : lltype -> lltype = "LLVMGetElementType"

diff --git a/llvm/bindings/ocaml/llvm/llvm.mli b/llvm/bindings/ocaml/llvm/llvm.mli
index ae8ca9e..b8b014f 100644 (file)
--- a/llvm/bindings/ocaml/llvm/llvm.mli
+++ b/llvm/bindings/ocaml/llvm/llvm.mli
@@ -726,6 +726,11 @@ val pointer_type : lltype -> lltype
     See the method [llvm::PointerType::get]. *)
 val qualified_pointer_type : lltype -> int -> lltype
 
+(** [pointer_type_in_context context as] returns the opaque pointer type
+    referencing objects in address space [as].
+    See the method [llvm::PointerType::get]. *)
+val pointer_type_in_context : llcontext -> int -> lltype
+
 (** [vector_type ty n] returns the array type containing [n] elements of the
     primitive type [ty]. See the method [llvm::ArrayType::get]. *)
 val vector_type : lltype -> int -> lltype

diff --git a/llvm/bindings/ocaml/llvm/llvm_ocaml.c b/llvm/bindings/ocaml/llvm/llvm_ocaml.c
index e950972..7f30662 100644 (file)
--- a/llvm/bindings/ocaml/llvm/llvm_ocaml.c
+++ b/llvm/bindings/ocaml/llvm/llvm_ocaml.c
@@ -581,6 +581,11 @@ LLVMTypeRef llvm_qualified_pointer_type(LLVMTypeRef ElementTy,
   return LLVMPointerType(ElementTy, Int_val(AddressSpace));
 }
 
+/* llcontext -> int -> lltype */
+LLVMTypeRef llvm_pointer_type_in_context(LLVMContextRef C, value AddressSpace) {
+  return LLVMPointerTypeInContext(C, Int_val(AddressSpace));
+}
+
 /* lltype -> int -> lltype */
 LLVMTypeRef llvm_vector_type(LLVMTypeRef ElementTy, value Count) {
   return LLVMVectorType(ElementTy, Int_val(Count));

diff --git a/llvm/test/Bindings/OCaml/core.ml b/llvm/test/Bindings/OCaml/core.ml
index bd93a4a..6472b2f 100644 (file)
--- a/llvm/test/Bindings/OCaml/core.ml
+++ b/llvm/test/Bindings/OCaml/core.ml
@@ -41,6 +41,10 @@ let test_contained_types () =
   insist (i32_type = (Array.get (subtypes ar)) 0);
   insist (i8_type = (Array.get (subtypes ar)) 1)
 
+(*===-- Pointer types  ----------------------------------------------------===*)
+let test_pointer_types () =
+  insist (address_space (pointer_type_in_context context 0) = 0);
+  insist (address_space (pointer_type_in_context context 1) = 1)
 
 (*===-- Conversion --------------------------------------------------------===*)
 
@@ -1502,6 +1506,7 @@ let test_writer () =
 
 let _ =
   suite "contained types"  test_contained_types;
+  suite "pointer types"    test_pointer_types;
   suite "conversion"       test_conversion;
   suite "target"           test_target;
   suite "constants"        test_constants;