Import Debian changes 20180207-1

[hcoop/debian/mlton.git] / mlton / ssa / analyze2.sig

(* Copyright (C) 2009 Matthew Fluet.
 * Copyright (C) 1999-2007 Henry Cejtin, Matthew Fluet, Suresh
 *    Jagannathan, and Stephen Weeks.
 * Copyright (C) 1997-2000 NEC Research Institute.
 *
 * MLton is released under a BSD-style license.
 * See the file MLton-LICENSE for details.
 *)

signature ANALYZE2_STRUCTS = 
   sig
      include SSA_TREE2
   end

signature ANALYZE2 = 
   sig
      include ANALYZE2_STRUCTS

      val analyze:
         {base: 'a Base.t -> 'a,
          coerce: {from: 'a,
                   to: 'a} -> unit,
          const: Const.t -> 'a,
          (* In filter, the variant is an 'a option because the targets of Case
           * branches may ignore the test (by taking 0 args).
           *)
          filter: {con: Con.t,
                   test: 'a,
                   variant: 'a option} -> unit,
          filterWord: 'a * WordSize.t -> unit,
          fromType: Type.t -> 'a,
          inject: {sum: Tycon.t, variant: 'a} -> 'a,
          layout: 'a -> Layout.t,
          object: {args: 'a Prod.t,
                   con: Con.t option,
                   resultType: Type.t} -> 'a,
          primApp: {args: 'a vector,
                    prim: Type.t Prim.t,
                    resultType: Type.t,
                    resultVar: Var.t option} -> 'a,
          program: Program.t,
          select: {base: 'a,
                   offset: int,
                   resultType: Type.t} -> 'a,
          update: {base: 'a,
                   offset: int,
                   value: 'a} -> unit,
          useFromTypeOnBinds: bool}
         -> {func: Func.t -> {args: 'a vector,
                              raises: 'a vector option,
                              returns: 'a vector option},
             label: Label.t -> 'a vector,
             value: Var.t -> 'a}
   end