diff options
Diffstat (limited to 'contrib/llvm/bindings/ocaml/executionengine/llvm_executionengine.ml')
-rw-r--r-- | contrib/llvm/bindings/ocaml/executionengine/llvm_executionengine.ml | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/contrib/llvm/bindings/ocaml/executionengine/llvm_executionengine.ml b/contrib/llvm/bindings/ocaml/executionengine/llvm_executionengine.ml new file mode 100644 index 0000000..a8535b2 --- /dev/null +++ b/contrib/llvm/bindings/ocaml/executionengine/llvm_executionengine.ml @@ -0,0 +1,112 @@ +(*===-- 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" |