flambda-backend: Move compiler flag -dcfg out of ocaml/ subdirectory (ocaml-flambda#400)

Author: gretay-js

driver/main_args.ml

@@ -803,10 +803,6 @@ let mk_dcamlprimc f =
   "-dcamlprimc", Arg.Unit f, " (undocumented)"
 ;;
 
-let mk_dcfg f =
-  "-dcfg", Arg.Unit f, " (undocumented)"
-;;
-
 let mk_dcmm_invariants f =
   "-dcmm-invariants", Arg.Unit f, " Extra sanity checks on Cmm"
 ;;
@@ -1121,7 +1117,6 @@ module type Optcommon_options = sig
   val _dflambda_verbose : unit -> unit
   val _drawclambda : unit -> unit
   val _dclambda : unit -> unit
-  val _dcfg : unit -> unit
   val _dcmm_invariants : unit -> unit
   val _dcmm : unit -> unit
   val _dsel : unit -> unit
@@ -1496,7 +1491,6 @@ struct
     mk_dflambda_let F._dflambda_let;
     mk_dflambda_verbose F._dflambda_verbose;
 
-    mk_dcfg F._dcfg;
     mk_dcmm F._dcmm;
     mk_dsel F._dsel;
     mk_dcombine F._dcombine;
@@ -1606,7 +1600,6 @@ module Make_opttop_options (F : Opttop_options) = struct
     mk_dcmm_invariants F._dcmm_invariants;
     mk_drawflambda F._drawflambda;
     mk_dflambda F._dflambda;
-    mk_dcfg F._dcfg;
     mk_dcmm F._dcmm;
     mk_dsel F._dsel;
     mk_dcombine F._dcombine;
@@ -1787,7 +1780,6 @@ module Default = struct
     let _dalloc = set dump_regalloc
     let _davail () = dump_avail := true
     let _dclambda = set dump_clambda
-    let _dcfg = set dump_cfg
     let _dcmm = set dump_cmm
     let _dcmm_invariants = set cmm_invariants
     let _dcombine = set dump_combine

driver/main_args.mli

@@ -205,7 +205,6 @@ module type Optcommon_options = sig
   val _dflambda_verbose : unit -> unit
   val _drawclambda : unit -> unit
   val _dclambda : unit -> unit
-  val _dcfg : unit -> unit
   val _dcmm_invariants : unit -> unit
   val _dcmm : unit -> unit
   val _dsel : unit -> unit

utils/clflags.ml

@@ -116,7 +116,6 @@ let optimize_for_speed = ref true       (* -compact *)
 and opaque = ref false                  (* -opaque *)
 
 and dump_cmm = ref false                (* -dcmm *)
-let dump_cfg = ref false                (* -dcfg *)
 let dump_selection = ref false          (* -dsel *)
 let dump_cse = ref false                (* -dcse *)
 let dump_live = ref false               (* -dlive *)

utils/clflags.mli

@@ -121,7 +121,6 @@ val dump_instr : bool ref
 val keep_camlprimc_file : bool ref
 val keep_asm_file : bool ref
 val optimize_for_speed : bool ref
-val dump_cfg : bool ref
 val dump_cmm : bool ref
 val dump_selection : bool ref
 val dump_cse : bool ref