[OCaml] Refactor Llvm_target interface

This commit brings the module structure, argument order and
primitive names in Llvm_target in order with the rest of the bindings,
in preparation for adding TargetMachine API.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194773 91177308-0d34-0410-b5e6-96231b3b80d8

11 files changed, 208 insertions, 207 deletions

diff --git a/bindings/ocaml/executionengine/executionengine_ocaml.c b/bindings/ocaml/executionengine/executionengine_ocaml.c
index 3d2c8b09e7..4b44a91066 100644
--- a/bindings/ocaml/executionengine/executionengine_ocaml.c
+++ b/bindings/ocaml/executionengine/executionengine_ocaml.c
@@ -324,10 +324,18 @@ CAMLprim value llvm_ee_free_machine_code(LLVMValueRef F,
   return Val_unit;
 }
 
-extern value llvm_alloc_target_data(LLVMTargetDataRef TargetData);
+extern value llvm_alloc_data_layout(LLVMTargetDataRef TargetData);
 
-/* ExecutionEngine.t -> Llvm_target.TargetData.t */
-CAMLprim value llvm_ee_get_target_data(LLVMExecutionEngineRef EE) {
-  LLVMTargetDataRef TD = LLVMGetExecutionEngineTargetData(EE);
-  return llvm_alloc_target_data(TD);
+/* ExecutionEngine.t -> Llvm_target.DataLayout.t */
+CAMLprim value llvm_ee_get_data_layout(LLVMExecutionEngineRef EE) {
+  value DataLayout;
+  LLVMTargetDataRef OrigDataLayout;
+  OrigDataLayout = LLVMGetExecutionEngineTargetData(EE);
+
+  char* TargetDataCStr;
+  TargetDataCStr = LLVMCopyStringRepOfTargetData(OrigDataLayout);
+  DataLayout = llvm_alloc_data_layout(LLVMCreateTargetData(TargetDataCStr));
+  LLVMDisposeMessage(TargetDataCStr);
+
+  return DataLayout;
 }
diff --git a/bindings/ocaml/executionengine/llvm_executionengine.ml b/bindings/ocaml/executionengine/llvm_executionengine.ml
index 01991540c0..a738df765d 100644
--- a/bindings/ocaml/executionengine/llvm_executionengine.ml
+++ b/bindings/ocaml/executionengine/llvm_executionengine.ml
@@ -83,8 +83,8 @@ module ExecutionEngine = struct
   external free_machine_code: Llvm.llvalue -> t -> unit
     = "llvm_ee_free_machine_code"
 
-  external target_data: t -> Llvm_target.DataLayout.t
-    = "llvm_ee_get_target_data"
+  external data_layout : t -> Llvm_target.DataLayout.t
+    = "llvm_ee_get_data_layout"
   
   (* The following are not bound. Patches are welcome.
   
diff --git a/bindings/ocaml/executionengine/llvm_executionengine.mli b/bindings/ocaml/executionengine/llvm_executionengine.mli
index 1aa250f363..16f08930a7 100644
--- a/bindings/ocaml/executionengine/llvm_executionengine.mli
+++ b/bindings/ocaml/executionengine/llvm_executionengine.mli
@@ -147,9 +147,8 @@ module ExecutionEngine: sig
       used to store the machine code for the function [f]. *)
   val free_machine_code : Llvm.llvalue -> t -> unit
 
-  (** [target_data ee] is the target data owned by the execution engine
-      [ee]. *)
-  val target_data : t -> Llvm_target.DataLayout.t
+  (** [data_layout ee] is the data layout of the execution engine [ee]. *)
+  val data_layout : t -> Llvm_target.DataLayout.t
 end
 
 val initialize_native_target : unit -> bool
diff --git a/bindings/ocaml/target/llvm_target.ml b/bindings/ocaml/target/llvm_target.ml
index 8a6aabf3c6..e43caef9a3 100644
--- a/bindings/ocaml/target/llvm_target.ml
+++ b/bindings/ocaml/target/llvm_target.ml
@@ -16,32 +16,36 @@ end
 module DataLayout = struct
   type t
 
-  external create : string -> t = "llvm_targetdata_create"
-  external add : t -> [<Llvm.PassManager.any] Llvm.PassManager.t -> unit
-               = "llvm_targetdata_add"
-  external as_string : t -> string = "llvm_targetdata_as_string"
+  external of_string : string -> t = "llvm_datalayout_of_string"
+  external as_string : t -> string = "llvm_datalayout_as_string"
+  external add_to_pass_manager : [<Llvm.PassManager.any]
+                                 Llvm.PassManager.t -> t -> unit
+                               = "llvm_datalayout_add_to_pass_manager"
+  external byte_order : t -> Endian.t = "llvm_datalayout_byte_order"
+  external pointer_size : t -> int = "llvm_datalayout_pointer_size"
+  external intptr_type : Llvm.llcontext -> t -> Llvm.lltype
+                       = "llvm_datalayout_intptr_type"
+  external qualified_pointer_size : int -> t -> int
+                                  = "llvm_datalayout_qualified_pointer_size"
+  external qualified_intptr_type : Llvm.llcontext -> int -> t -> Llvm.lltype
+                                 = "llvm_datalayout_qualified_intptr_type"
+  external size_in_bits : Llvm.lltype -> t -> Int64.t
+                        = "llvm_datalayout_size_in_bits"
+  external store_size : Llvm.lltype -> t -> Int64.t
+                      = "llvm_datalayout_store_size"
+  external abi_size : Llvm.lltype -> t -> Int64.t
+                    = "llvm_datalayout_abi_size"
+  external abi_align : Llvm.lltype -> t -> int
+                     = "llvm_datalayout_abi_align"
+  external stack_align : Llvm.lltype -> t -> int
+                       = "llvm_datalayout_stack_align"
+  external preferred_align : Llvm.lltype -> t -> int
+                           = "llvm_datalayout_preferred_align"
+  external preferred_align_of_global : Llvm.llvalue -> t -> int
+                                   = "llvm_datalayout_preferred_align_of_global"
+  external element_at_offset : Llvm.lltype -> Int64.t -> t -> int
+                             = "llvm_datalayout_element_at_offset"
+  external offset_of_element : Llvm.lltype -> int -> t -> Int64.t
+                             = "llvm_datalayout_offset_of_element"
 end
 
-external byte_order : DataLayout.t -> Endian.t = "llvm_byte_order"
-external pointer_size : DataLayout.t -> int = "llvm_pointer_size"
-external intptr_type : DataLayout.t -> Llvm.llcontext -> Llvm.lltype
-                     = "llvm_intptr_type"
-external qualified_pointer_size : DataLayout.t -> int -> int
-                                = "llvm_qualified_pointer_size"
-external qualified_intptr_type : DataLayout.t -> Llvm.llcontext ->
-                                 int -> Llvm.lltype
-                               = "llvm_qualified_intptr_type"
-external size_in_bits : DataLayout.t -> Llvm.lltype -> Int64.t
-                      = "llvm_size_in_bits"
-external store_size : DataLayout.t -> Llvm.lltype -> Int64.t = "llvm_store_size"
-external abi_size : DataLayout.t -> Llvm.lltype -> Int64.t = "llvm_abi_size"
-external abi_align : DataLayout.t -> Llvm.lltype -> int = "llvm_abi_align"
-external stack_align : DataLayout.t -> Llvm.lltype -> int = "llvm_stack_align"
-external preferred_align : DataLayout.t -> Llvm.lltype -> int
-                         = "llvm_preferred_align"
-external preferred_align_of_global : DataLayout.t -> Llvm.llvalue -> int
-                                   = "llvm_preferred_align_of_global"
-external element_at_offset : DataLayout.t -> Llvm.lltype -> Int64.t -> int
-                           = "llvm_element_at_offset"
-external offset_of_element : DataLayout.t -> Llvm.lltype -> int -> Int64.t
-                           = "llvm_offset_of_element"
diff --git a/bindings/ocaml/target/llvm_target.mli b/bindings/ocaml/target/llvm_target.mli
index 87b70059ae..168eef539e 100644
--- a/bindings/ocaml/target/llvm_target.mli
+++ b/bindings/ocaml/target/llvm_target.mli
@@ -21,84 +21,75 @@ end
 module DataLayout : sig
   type t
 
-  (** [DataLayout.create rep] parses the target data string representation [rep].
-      See the constructor llvm::DataLayout::DataLayout. *)
-  external create : string -> t = "llvm_targetdata_create"
-
-  (** [add_target_data td pm] adds the target data [td] to the pass manager [pm].
-      Does not take ownership of the target data.
-      See the method llvm::PassManagerBase::add. *)
-  external add : t -> [<Llvm.PassManager.any] Llvm.PassManager.t -> unit
-               = "llvm_targetdata_add"
-
-  (** [as_string td] is the string representation of the target data [td].
-      See the constructor llvm::DataLayout::DataLayout. *)
-  external as_string : t -> string = "llvm_targetdata_as_string"
+  (** [of_string rep] parses the data layout string representation [rep].
+      See the constructor [llvm::DataLayout::DataLayout]. *)
+  val of_string : string -> t
+
+  (** [as_string dl] is the string representation of the data layout [dl].
+      See the method [llvm::DataLayout::getStringRepresentation]. *)
+  val as_string : t -> string
+
+  (** [add_to_pass_manager dl pm] adds the target data [dl] to
+      the pass manager [pm].
+      See the method [llvm::PassManagerBase::add]. *)
+  val add_to_pass_manager : [<Llvm.PassManager.any] Llvm.PassManager.t ->
+                            t -> unit
+
+  (** Returns the byte order of a target, either [Endian.Big] or
+      [Endian.Little].
+      See the method [llvm::DataLayout::isLittleEndian]. *)
+  val byte_order : t -> Endian.t
+
+  (** Returns the pointer size in bytes for a target.
+      See the method [llvm::DataLayout::getPointerSize]. *)
+  val pointer_size : t -> int
+
+  (** Returns the integer type that is the same size as a pointer on a target.
+      See the method [llvm::DataLayout::getIntPtrType]. *)
+  val intptr_type : Llvm.llcontext -> t -> Llvm.lltype
+
+  (** Returns the pointer size in bytes for a target in a given address space.
+      See the method [llvm::DataLayout::getPointerSize]. *)
+  val qualified_pointer_size : int -> t -> int
+
+  (** Returns the integer type that is the same size as a pointer on a target
+      in a given address space.
+      See the method [llvm::DataLayout::getIntPtrType]. *)
+  val qualified_intptr_type : Llvm.llcontext -> int -> t -> Llvm.lltype
+
+  (** Computes the size of a type in bits for a target.
+      See the method [llvm::DataLayout::getTypeSizeInBits]. *)
+  val size_in_bits : Llvm.lltype -> t -> Int64.t
+
+  (** Computes the storage size of a type in bytes for a target.
+      See the method [llvm::DataLayout::getTypeStoreSize]. *)
+  val store_size : Llvm.lltype -> t -> Int64.t
+
+  (** Computes the ABI size of a type in bytes for a target.
+      See the method [llvm::DataLayout::getTypeAllocSize]. *)
+  val abi_size : Llvm.lltype -> t -> Int64.t
+
+  (** Computes the ABI alignment of a type in bytes for a target.
+      See the method [llvm::DataLayout::getTypeABISize]. *)
+  val abi_align : Llvm.lltype -> t -> int
+
+  (** Computes the call frame alignment of a type in bytes for a target.
+      See the method [llvm::DataLayout::getTypeABISize]. *)
+  val stack_align : Llvm.lltype -> t -> int
+
+  (** Computes the preferred alignment of a type in bytes for a target.
+      See the method [llvm::DataLayout::getTypeABISize]. *)
+  val preferred_align : Llvm.lltype -> t -> int
+
+  (** Computes the preferred alignment of a global variable in bytes for
+      a target. See the method [llvm::DataLayout::getPreferredAlignment]. *)
+  val preferred_align_of_global : Llvm.llvalue -> t -> int
+
+  (** Computes the structure element that contains the byte offset for a target.
+      See the method [llvm::StructLayout::getElementContainingOffset]. *)
+  val element_at_offset : Llvm.lltype -> Int64.t -> t -> int
+
+  (** Computes the byte offset of the indexed struct element for a target.
+      See the method [llvm::StructLayout::getElementContainingOffset]. *)
+  val offset_of_element : Llvm.lltype -> int -> t -> Int64.t
 end
-
-(** Returns the byte order of a target, either LLVMBigEndian or
-    LLVMLittleEndian.
-    See the method llvm::DataLayout::isLittleEndian. *)
-external byte_order : DataLayout.t -> Endian.t = "llvm_byte_order"
-
-(** Returns the pointer size in bytes for a target.
-    See the method llvm::DataLayout::getPointerSize. *)
-external pointer_size : DataLayout.t -> int = "llvm_pointer_size"
-
-(** Returns the integer type that is the same size as a pointer on a target.
-    See the method llvm::DataLayout::getIntPtrType. *)
-external intptr_type : DataLayout.t -> Llvm.llcontext -> Llvm.lltype
-                     = "llvm_intptr_type"
-
-(** Returns the pointer size in bytes for a target in a given address space.
-    See the method llvm::DataLayout::getPointerSize. *)
-external qualified_pointer_size : DataLayout.t -> int -> int
-                                = "llvm_qualified_pointer_size"
-
-(** Returns the integer type that is the same size as a pointer on a target
-    in a given address space.
-    See the method llvm::DataLayout::getIntPtrType. *)
-external qualified_intptr_type : DataLayout.t -> Llvm.llcontext ->
-                                 int -> Llvm.lltype
-                               = "llvm_qualified_intptr_type"
-
-(** Computes the size of a type in bits for a target.
-    See the method llvm::DataLayout::getTypeSizeInBits. *)
-external size_in_bits : DataLayout.t -> Llvm.lltype -> Int64.t
-                      = "llvm_size_in_bits"
-
-(** Computes the storage size of a type in bytes for a target.
-    See the method llvm::DataLayout::getTypeStoreSize. *)
-external store_size : DataLayout.t -> Llvm.lltype -> Int64.t = "llvm_store_size"
-
-(** Computes the ABI size of a type in bytes for a target.
-    See the method llvm::DataLayout::getTypeAllocSize. *)
-external abi_size : DataLayout.t -> Llvm.lltype -> Int64.t = "llvm_abi_size"
-
-(** Computes the ABI alignment of a type in bytes for a target.
-    See the method llvm::DataLayout::getTypeABISize. *)
-external abi_align : DataLayout.t -> Llvm.lltype -> int = "llvm_abi_align"
-
-(** Computes the call frame alignment of a type in bytes for a target.
-    See the method llvm::DataLayout::getTypeABISize. *)
-external stack_align : DataLayout.t -> Llvm.lltype -> int = "llvm_stack_align"
-
-(** Computes the preferred alignment of a type in bytes for a target.
-    See the method llvm::DataLayout::getTypeABISize. *)
-external preferred_align : DataLayout.t -> Llvm.lltype -> int
-                         = "llvm_preferred_align"
-
-(** Computes the preferred alignment of a global variable in bytes for a target.
-    See the method llvm::DataLayout::getPreferredAlignment. *)
-external preferred_align_of_global : DataLayout.t -> Llvm.llvalue -> int
-                                   = "llvm_preferred_align_of_global"
-
-(** Computes the structure element that contains the byte offset for a target.
-    See the method llvm::StructLayout::getElementContainingOffset. *)
-external element_at_offset : DataLayout.t -> Llvm.lltype -> Int64.t -> int
-                           = "llvm_element_at_offset"
-
-(** Computes the byte offset of the indexed struct element for a target.
-    See the method llvm::StructLayout::getElementContainingOffset. *)
-external offset_of_element : DataLayout.t -> Llvm.lltype -> int -> Int64.t
-                           = "llvm_offset_of_element"
diff --git a/bindings/ocaml/target/target_ocaml.c b/bindings/ocaml/target/target_ocaml.c
index 5178c09fde..8bf8e6c860 100644
--- a/bindings/ocaml/target/target_ocaml.c
+++ b/bindings/ocaml/target/target_ocaml.c
@@ -19,15 +19,15 @@
 #include "caml/alloc.h"
 #include "caml/custom.h"
 
-#define TargetData_val(v)  (*(LLVMTargetDataRef *)(Data_custom_val(v)))
+#define DataLayout_val(v)  (*(LLVMTargetDataRef *)(Data_custom_val(v)))
 
-static void llvm_finalize_target_data(value TargetData) {
-  LLVMDisposeTargetData(TargetData_val(TargetData));
+static void llvm_finalize_data_layout(value DataLayout) {
+  LLVMDisposeTargetData(DataLayout_val(DataLayout));
 }
 
-static struct custom_operations llvm_target_data_ops = {
-  (char *) "LLVMTargetData",
-  llvm_finalize_target_data,
+static struct custom_operations llvm_data_layout_ops = {
+  (char *) "LLVMDataLayout",
+  llvm_finalize_data_layout,
   custom_compare_default,
   custom_hash_default,
   custom_serialize_default,
@@ -37,101 +37,105 @@ static struct custom_operations llvm_target_data_ops = {
 #endif
 };
 
-value llvm_alloc_target_data(LLVMTargetDataRef TargetData) {
-  value V = alloc_custom(&llvm_target_data_ops, sizeof(LLVMTargetDataRef), 0, 1);
-  TargetData_val(V) = TargetData;
+value llvm_alloc_data_layout(LLVMTargetDataRef DataLayout) {
+  value V = alloc_custom(&llvm_data_layout_ops, sizeof(LLVMTargetDataRef), 0, 1);
+  DataLayout_val(V) = DataLayout;
   return V;
 }
 
 /* string -> DataLayout.t */
-CAMLprim value llvm_targetdata_create(value StringRep) {
-  return llvm_alloc_target_data(LLVMCreateTargetData(String_val(StringRep)));
-}
-
-/* DataLayout.t -> [<Llvm.PassManager.any] Llvm.PassManager.t -> unit */
-CAMLprim value llvm_targetdata_add(value TD, LLVMPassManagerRef PM){
-  LLVMAddTargetData(TargetData_val(TD), PM);
-  return Val_unit;
+CAMLprim value llvm_datalayout_of_string(value StringRep) {
+  return llvm_alloc_data_layout(LLVMCreateTargetData(String_val(StringRep)));
 }
 
 /* DataLayout.t -> string */
-CAMLprim value llvm_targetdata_as_string(value TD) {
-  char *StringRep = LLVMCopyStringRepOfTargetData(TargetData_val(TD));
+CAMLprim value llvm_datalayout_as_string(value TD) {
+  char *StringRep = LLVMCopyStringRepOfTargetData(DataLayout_val(TD));
   value Copy = copy_string(StringRep);
   LLVMDisposeMessage(StringRep);
   return Copy;
 }
 
+/* [<Llvm.PassManager.any] Llvm.PassManager.t -> DataLayout.t -> unit */
+CAMLprim value llvm_datalayout_add_to_pass_manager(LLVMPassManagerRef PM,
+                                                   value DL) {
+  LLVMAddTargetData(DataLayout_val(DL), PM);
+  return Val_unit;
+}
+
 /* DataLayout.t -> Endian.t */
-CAMLprim value llvm_byte_order(value TD) {
-  return Val_int(LLVMByteOrder(TargetData_val(TD)));
+CAMLprim value llvm_datalayout_byte_order(value DL) {
+  return Val_int(LLVMByteOrder(DataLayout_val(DL)));
 }
 
 /* DataLayout.t -> int */
-CAMLprim value llvm_pointer_size(value TD) {
-  return Val_int(LLVMPointerSize(TargetData_val(TD)));
+CAMLprim value llvm_datalayout_pointer_size(value DL) {
+  return Val_int(LLVMPointerSize(DataLayout_val(DL)));
 }
 
-/* DataLayout.t -> Llvm.llcontext -> Llvm.lltype */
-CAMLprim LLVMTypeRef llvm_intptr_type(value TD, LLVMContextRef C) {
-  return LLVMIntPtrTypeInContext(C, TargetData_val(TD));;
+/* Llvm.llcontext -> DataLayout.t -> Llvm.lltype */
+CAMLprim LLVMTypeRef llvm_datalayout_intptr_type(LLVMContextRef C, value DL) {
+  return LLVMIntPtrTypeInContext(C, DataLayout_val(DL));;
 }
 
-/* DataLayout.t -> int -> int */
-CAMLprim value llvm_qualified_pointer_size(LLVMTargetDataRef TD, value AS) {
-  return Val_int(LLVMPointerSizeForAS(TargetData_val(TD), Int_val(AS)));
+/* int -> DataLayout.t -> int */
+CAMLprim value llvm_datalayout_qualified_pointer_size(value AS, value DL) {
+  return Val_int(LLVMPointerSizeForAS(DataLayout_val(DL), Int_val(AS)));
 }
 
-/* DataLayout.t -> int -> Llvm.lltype */
-CAMLprim LLVMTypeRef llvm_qualified_intptr_type(LLVMTargetDataRef TD,
-                                                LLVMContextRef C, value AS) {
-  return LLVMIntPtrTypeForASInContext(C, TargetData_val(TD), Int_val(AS));
+/* Llvm.llcontext -> int -> DataLayout.t -> Llvm.lltype */
+CAMLprim LLVMTypeRef llvm_datalayout_qualified_intptr_type(LLVMContextRef C,
+                                                           value AS,
+                                                           value DL) {
+  return LLVMIntPtrTypeForASInContext(C, DataLayout_val(DL), Int_val(AS));
 }
 
-/* DataLayout.t -> Llvm.lltype -> Int64.t */
-CAMLprim value llvm_size_in_bits(value TD, LLVMTypeRef Ty) {
-  return caml_copy_int64(LLVMSizeOfTypeInBits(TargetData_val(TD), Ty));
+/* Llvm.lltype -> DataLayout.t -> Int64.t */
+CAMLprim value llvm_datalayout_size_in_bits(LLVMTypeRef Ty, value DL) {
+  return caml_copy_int64(LLVMSizeOfTypeInBits(DataLayout_val(DL), Ty));
 }
 
-/* DataLayout.t -> Llvm.lltype -> Int64.t */
-CAMLprim value llvm_store_size(value TD, LLVMTypeRef Ty) {
-  return caml_copy_int64(LLVMStoreSizeOfType(TargetData_val(TD), Ty));
+/* Llvm.lltype -> DataLayout.t -> Int64.t */
+CAMLprim value llvm_datalayout_store_size(LLVMTypeRef Ty, value DL) {
+  return caml_copy_int64(LLVMStoreSizeOfType(DataLayout_val(DL), Ty));
 }
 
-/* DataLayout.t -> Llvm.lltype -> Int64.t */
-CAMLprim value llvm_abi_size(value TD, LLVMTypeRef Ty) {
-  return caml_copy_int64(LLVMABISizeOfType(TargetData_val(TD), Ty));
+/* Llvm.lltype -> DataLayout.t -> Int64.t */
+CAMLprim value llvm_datalayout_abi_size(LLVMTypeRef Ty, value DL) {
+  return caml_copy_int64(LLVMABISizeOfType(DataLayout_val(DL), Ty));
 }
 
-/* DataLayout.t -> Llvm.lltype -> int */
-CAMLprim value llvm_abi_align(value TD, LLVMTypeRef Ty) {
-  return Val_int(LLVMABIAlignmentOfType(TargetData_val(TD), Ty));
+/* Llvm.lltype -> DataLayout.t -> int */
+CAMLprim value llvm_datalayout_abi_align(LLVMTypeRef Ty, value DL) {
+  return Val_int(LLVMABIAlignmentOfType(DataLayout_val(DL), Ty));
 }
 
-/* DataLayout.t -> Llvm.lltype -> int */
-CAMLprim value llvm_stack_align(value TD, LLVMTypeRef Ty) {
-  return Val_int(LLVMCallFrameAlignmentOfType(TargetData_val(TD), Ty));
+/* Llvm.lltype -> DataLayout.t -> int */
+CAMLprim value llvm_datalayout_stack_align(LLVMTypeRef Ty, value DL) {
+  return Val_int(LLVMCallFrameAlignmentOfType(DataLayout_val(DL), Ty));
 }
 
-/* DataLayout.t -> Llvm.lltype -> int */
-CAMLprim value llvm_preferred_align(value TD, LLVMTypeRef Ty) {
-  return Val_int(LLVMPreferredAlignmentOfType(TargetData_val(TD), Ty));
+/* Llvm.lltype -> DataLayout.t -> int */
+CAMLprim value llvm_datalayout_preferred_align(LLVMTypeRef Ty, value DL) {
+  return Val_int(LLVMPreferredAlignmentOfType(DataLayout_val(DL), Ty));
 }
 
-/* DataLayout.t -> Llvm.llvalue -> int */
-CAMLprim value llvm_preferred_align_of_global(value TD,
-                                              LLVMValueRef GlobalVar) {
-  return Val_int(LLVMPreferredAlignmentOfGlobal(TargetData_val(TD), GlobalVar));
+/* Llvm.llvalue -> DataLayout.t -> int */
+CAMLprim value llvm_datalayout_preferred_align_of_global(LLVMValueRef GlobalVar,
+                                                         value DL) {
+  return Val_int(LLVMPreferredAlignmentOfGlobal(DataLayout_val(DL), GlobalVar));
 }
 
-/* DataLayout.t -> Llvm.lltype -> Int64.t -> int */
-CAMLprim value llvm_element_at_offset(value TD, LLVMTypeRef Ty,
-                                      value Offset) {
-  return Val_int(LLVMElementAtOffset(TargetData_val(TD), Ty, Int64_val(Offset)));
+/* Llvm.lltype -> Int64.t -> DataLayout.t -> int */
+CAMLprim value llvm_datalayout_element_at_offset(LLVMTypeRef Ty, value Offset,
+                                                 value DL) {
+  return Val_int(LLVMElementAtOffset(DataLayout_val(DL), Ty,
+                                     Int64_val(Offset)));
 }
 
-/* DataLayout.t -> Llvm.lltype -> int -> Int64.t */
-CAMLprim value llvm_offset_of_element(value TD, LLVMTypeRef Ty,
-                                      value Index) {
-  return caml_copy_int64(LLVMOffsetOfElement(TargetData_val(TD), Ty, Int_val(Index)));
+/* Llvm.lltype -> int -> DataLayout.t -> Int64.t */
+CAMLprim value llvm_datalayout_offset_of_element(LLVMTypeRef Ty, value Index,
+                                                 value DL) {
+  return caml_copy_int64(LLVMOffsetOfElement(DataLayout_val(DL), Ty,
+                                             Int_val(Index)));
 }
diff --git a/test/Bindings/Ocaml/executionengine.ml b/test/Bindings/Ocaml/executionengine.ml
index 9cbeae8832..8e2494952a 100644
--- a/test/Bindings/Ocaml/executionengine.ml
+++ b/test/Bindings/Ocaml/executionengine.ml
@@ -103,11 +103,11 @@ let test_executionengine () =
   (* run_static_dtors *)
   ExecutionEngine.run_static_dtors ee;
 
-  (* Show that the target data binding links and runs.*)
-  let td = ExecutionEngine.target_data ee in
+  (* Show that the data layout binding links and runs.*)
+  let dl = ExecutionEngine.data_layout ee in
 
   (* Demonstrate that a garbage pointer wasn't returned. *)
-  let ty = intptr_type td context in
+  let ty = DataLayout.intptr_type context dl in
   if ty != i32_type && ty != i64_type then bomb "target_data did not work";
   
   (* dispose *)
diff --git a/test/Bindings/Ocaml/ipo_opts.ml b/test/Bindings/Ocaml/ipo_opts.ml
index 0fb7b32e0b..e0bcbe5f56 100644
--- a/test/Bindings/Ocaml/ipo_opts.ml
+++ b/test/Bindings/Ocaml/ipo_opts.ml
@@ -46,10 +46,7 @@ let test_transforms () =
       ignore (build_ret (build_call fn [| |] "" b) b);
   end;
 
-  let td = DataLayout.create (target_triple m) in
-  
   ignore (PassManager.create ()
-           ++ DataLayout.add td
            ++ add_argument_promotion
            ++ add_constant_merge
            ++ add_dead_arg_elimination
diff --git a/test/Bindings/Ocaml/scalar_opts.ml b/test/Bindings/Ocaml/scalar_opts.ml
index 5cf0d7d141..39913e4311 100644
--- a/test/Bindings/Ocaml/scalar_opts.ml
+++ b/test/Bindings/Ocaml/scalar_opts.ml
@@ -41,10 +41,7 @@ let test_transforms () =
   let fn = define_function "fn" fty m in
   ignore (build_ret_void (builder_at_end context (entry_block fn)));
   
-  let td = DataLayout.create (target_triple m) in
-  
   ignore (PassManager.create_function m
-           ++ DataLayout.add td
            ++ add_verifier
            ++ add_constant_propagation
            ++ add_sccp
diff --git a/test/Bindings/Ocaml/target.ml b/test/Bindings/Ocaml/target.ml
index 25a96647b0..65c696b88f 100644
--- a/test/Bindings/Ocaml/target.ml
+++ b/test/Bindings/Ocaml/target.ml
@@ -37,26 +37,30 @@ let m = create_module context filename
 (*===-- Target Data -------------------------------------------------------===*)
 
 let test_target_data () =
+  let module DL = DataLayout in
   let layout = "e-p:32:32:32-S32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-" ^
                "f16:16:16-f32:32:32-f64:32:64-f128:128:128-v64:32:64-v128:32:128-" ^
                "a0:0:64-n32" in
-  let td     = DataLayout.create layout in
+  let dl     = DL.of_string layout in
   let sty    = struct_type context [| i32_type; i64_type |] in
   
-  assert_equal (DataLayout.as_string td) layout;
-  assert_equal (byte_order td) Endian.Little;
-  assert_equal (pointer_size td) 4;
-  assert_equal (intptr_type td context) i32_type;
-  assert_equal (qualified_pointer_size td 0) 4;
-  assert_equal (qualified_intptr_type td context 0) i32_type;
-  assert_equal (size_in_bits td sty) (Int64.of_int 96);
-  assert_equal (store_size td sty) (Int64.of_int 12);
-  assert_equal (abi_size td sty) (Int64.of_int 12);
-  assert_equal (stack_align td sty) 4;
-  assert_equal (preferred_align td sty) 8;
-  assert_equal (preferred_align_of_global td (declare_global sty "g" m)) 8;
-  assert_equal (element_at_offset td sty (Int64.of_int 1)) 0;
-  assert_equal (offset_of_element td sty 1) (Int64.of_int 4)
+  assert_equal (DL.as_string dl) layout;
+  assert_equal (DL.byte_order dl) Endian.Little;
+  assert_equal (DL.pointer_size dl) 4;
+  assert_equal (DL.intptr_type context dl) i32_type;
+  assert_equal (DL.qualified_pointer_size 0 dl) 4;
+  assert_equal (DL.qualified_intptr_type context 0 dl) i32_type;
+  assert_equal (DL.size_in_bits sty dl) (Int64.of_int 96);
+  assert_equal (DL.store_size sty dl) (Int64.of_int 12);
+  assert_equal (DL.abi_size sty dl) (Int64.of_int 12);
+  assert_equal (DL.stack_align sty dl) 4;
+  assert_equal (DL.preferred_align sty dl) 8;
+  assert_equal (DL.preferred_align_of_global (declare_global sty "g" m) dl) 8;
+  assert_equal (DL.element_at_offset sty (Int64.of_int 1) dl) 0;
+  assert_equal (DL.offset_of_element sty 1 dl) (Int64.of_int 4);
+
+  let pm = PassManager.create () in
+  ignore (DL.add_to_pass_manager pm dl)
 
 
 (*===-- Driver ------------------------------------------------------------===*)
diff --git a/test/Bindings/Ocaml/vectorize_opts.ml b/test/Bindings/Ocaml/vectorize_opts.ml
index 4e015a250c..5ef985d5dc 100644
--- a/test/Bindings/Ocaml/vectorize_opts.ml
+++ b/test/Bindings/Ocaml/vectorize_opts.ml
@@ -41,10 +41,7 @@ let test_transforms () =
   let fn = define_function "fn" fty m in
   ignore (build_ret_void (builder_at_end context (entry_block fn)));
 
-  let td = DataLayout.create (target_triple m) in
-
   ignore (PassManager.create ()
-           ++ DataLayout.add td
            ++ add_bb_vectorize
            ++ add_loop_vectorize
            ++ add_slp_vectorize