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+(*===-- llvm_executionengine.ml - LLVM Ocaml Interface ----------*- C++ -*-===*
+ *
+ * The LLVM Compiler Infrastructure
+ *
+ * This file is distributed under the University of Illinois Open Source
+ * License. See LICENSE.TXT for details.
+ *
+ *===----------------------------------------------------------------------===*)
+
+
+exception Error of string
+
+external register_exns: exn -> unit
+ = "llvm_register_ee_exns"
+
+
+module GenericValue = struct
+ type t
+
+ external of_float: Llvm.lltype -> float -> t
+ = "llvm_genericvalue_of_float"
+ external of_pointer: 'a -> t
+ = "llvm_genericvalue_of_pointer"
+ external of_int32: Llvm.lltype -> int32 -> t
+ = "llvm_genericvalue_of_int32"
+ external of_int: Llvm.lltype -> int -> t
+ = "llvm_genericvalue_of_int"
+ external of_nativeint: Llvm.lltype -> nativeint -> t
+ = "llvm_genericvalue_of_nativeint"
+ external of_int64: Llvm.lltype -> int64 -> t
+ = "llvm_genericvalue_of_int64"
+
+ external as_float: Llvm.lltype -> t -> float
+ = "llvm_genericvalue_as_float"
+ external as_pointer: t -> 'a
+ = "llvm_genericvalue_as_pointer"
+ external as_int32: t -> int32
+ = "llvm_genericvalue_as_int32"
+ external as_int: t -> int
+ = "llvm_genericvalue_as_int"
+ external as_nativeint: t -> nativeint
+ = "llvm_genericvalue_as_nativeint"
+ external as_int64: t -> int64
+ = "llvm_genericvalue_as_int64"
+end
+
+
+module ExecutionEngine = struct
+ type t
+
+ (* FIXME: Ocaml is not running this setup code unless we use 'val' in the
+ interface, which causes the emission of a stub for each function;
+ using 'external' in the module allows direct calls into
+ ocaml_executionengine.c. This is hardly fatal, but it is unnecessary
+ overhead on top of the two stubs that are already invoked for each
+ call into LLVM. *)
+ let _ = register_exns (Error "")
+
+ external create: Llvm.llmodule -> t
+ = "llvm_ee_create"
+ external create_interpreter: Llvm.llmodule -> t
+ = "llvm_ee_create_interpreter"
+ external create_jit: Llvm.llmodule -> int -> t
+ = "llvm_ee_create_jit"
+ external dispose: t -> unit
+ = "llvm_ee_dispose"
+ external add_module: Llvm.llmodule -> t -> unit
+ = "llvm_ee_add_module"
+ external remove_module: Llvm.llmodule -> t -> Llvm.llmodule
+ = "llvm_ee_remove_module"
+ external find_function: string -> t -> Llvm.llvalue option
+ = "llvm_ee_find_function"
+ external run_function: Llvm.llvalue -> GenericValue.t array -> t ->
+ GenericValue.t
+ = "llvm_ee_run_function"
+ external run_static_ctors: t -> unit
+ = "llvm_ee_run_static_ctors"
+ external run_static_dtors: t -> unit
+ = "llvm_ee_run_static_dtors"
+ external run_function_as_main: Llvm.llvalue -> string array ->
+ (string * string) array -> t -> int
+ = "llvm_ee_run_function_as_main"
+ external free_machine_code: Llvm.llvalue -> t -> unit
+ = "llvm_ee_free_machine_code"
+
+ external target_data: t -> Llvm_target.TargetData.t
+ = "LLVMGetExecutionEngineTargetData"
+
+ (* The following are not bound. Patches are welcome.
+
+ get_target_data: t -> lltargetdata
+ add_global_mapping: llvalue -> llgenericvalue -> t -> unit
+ clear_all_global_mappings: t -> unit
+ update_global_mapping: llvalue -> llgenericvalue -> t -> unit
+ get_pointer_to_global_if_available: llvalue -> t -> llgenericvalue
+ get_pointer_to_global: llvalue -> t -> llgenericvalue
+ get_pointer_to_function: llvalue -> t -> llgenericvalue
+ get_pointer_to_function_or_stub: llvalue -> t -> llgenericvalue
+ get_global_value_at_address: llgenericvalue -> t -> llvalue option
+ store_value_to_memory: llgenericvalue -> llgenericvalue -> lltype -> unit
+ initialize_memory: llvalue -> llgenericvalue -> t -> unit
+ recompile_and_relink_function: llvalue -> t -> llgenericvalue
+ get_or_emit_global_variable: llvalue -> t -> llgenericvalue
+ disable_lazy_compilation: t -> unit
+ lazy_compilation_enabled: t -> bool
+ install_lazy_function_creator: (string -> llgenericvalue) -> t -> unit
+
+ *)
+end
+
+external initialize_native_target : unit -> bool
+ = "llvm_initialize_native_target"
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