ocaml/asmcomp/proc.mli

52 lines
2.0 KiB
OCaml

(***********************************************************************)
(* *)
(* OCaml *)
(* *)
(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
(* *)
(* Copyright 1996 Institut National de Recherche en Informatique et *)
(* en Automatique. All rights reserved. This file is distributed *)
(* under the terms of the Q Public License version 1.0. *)
(* *)
(***********************************************************************)
(* Processor descriptions *)
(* Instruction selection *)
val word_addressed: bool
(* Registers available for register allocation *)
val num_register_classes: int
val register_class: Reg.t -> int
val num_available_registers: int array
val first_available_register: int array
val register_name: int -> string
val phys_reg: int -> Reg.t
val rotate_registers: bool
(* Calling conventions *)
val loc_arguments: Reg.t array -> Reg.t array * int
val loc_results: Reg.t array -> Reg.t array
val loc_parameters: Reg.t array -> Reg.t array
val loc_external_arguments: Reg.t array -> Reg.t array * int
val loc_external_results: Reg.t array -> Reg.t array
val loc_exn_bucket: Reg.t
(* Maximal register pressures for pre-spilling *)
val safe_register_pressure: Mach.operation -> int
val max_register_pressure: Mach.operation -> int array
(* Registers destroyed by operations *)
val destroyed_at_oper: Mach.instruction_desc -> Reg.t array
val destroyed_at_raise: Reg.t array
(* Info for laying out the stack frame *)
val num_stack_slots: int array
val contains_calls: bool ref
(* Calling the assembler *)
val assemble_file: string -> string -> int
(* Called before translating a fundecl. *)
val init : unit -> unit