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|
(* *********************************************************************)
(* *)
(* The Compcert verified compiler *)
(* *)
(* Xavier Leroy, INRIA Paris-Rocquencourt *)
(* Prashanth Mundkur, SRI International *)
(* *)
(* Copyright Institut National de Recherche en Informatique et en *)
(* Automatique. All rights reserved. This file is distributed *)
(* under the terms of the INRIA Non-Commercial License Agreement. *)
(* *)
(* The contributions by Prashanth Mundkur are reused and adapted *)
(* under the terms of a Contributor License Agreement between *)
(* SRI International and INRIA. *)
(* *)
(* *********************************************************************)
(** Pretty-printing of operators, conditions, addressing modes *)
open Printf
open Camlcoq
open Integers
open Op
let comparison_name = function
| Ceq -> "=="
| Cne -> "!="
| Clt -> "<"
| Cle -> "<="
| Cgt -> ">"
| Cge -> ">="
let get_optR0_s c reg pp r1 r2 = function
| None -> fprintf pp "(%a %s %a)" reg r1 (comparison_name c) reg r2
| Some true -> fprintf pp "(X0 %s %a)" (comparison_name c) reg r1
| Some false -> fprintf pp "(%a %s X0)" reg r1 (comparison_name c)
let print_condition reg pp = function
| (Ccomp c, [r1;r2]) ->
fprintf pp "%a %ss %a" reg r1 (comparison_name c) reg r2
| (Ccompu c, [r1;r2]) ->
fprintf pp "%a %su %a" reg r1 (comparison_name c) reg r2
| (Ccompimm(c, n), [r1]) ->
fprintf pp "%a %ss %ld" reg r1 (comparison_name c) (camlint_of_coqint n)
| (Ccompuimm(c, n), [r1]) ->
fprintf pp "%a %su %ld" reg r1 (comparison_name c) (camlint_of_coqint n)
| (Ccompf c, [r1;r2]) ->
fprintf pp "%a %sf %a" reg r1 (comparison_name c) reg r2
| (Ccompl c, [r1;r2]) ->
fprintf pp "%a %sls %a" reg r1 (comparison_name c) reg r2
| (Ccomplu c, [r1;r2]) ->
fprintf pp "%a %slu %a" reg r1 (comparison_name c) reg r2
| (Ccomplimm(c, n), [r1]) ->
fprintf pp "%a %sls %Ld" reg r1 (comparison_name c) (camlint64_of_coqint n)
| (Ccompluimm(c, n), [r1]) ->
fprintf pp "%a %slu %Lu" reg r1 (comparison_name c) (camlint64_of_coqint n)
| (Cnotcompf c, [r1;r2]) ->
fprintf pp "%a not(%sf) %a" reg r1 (comparison_name c) reg r2
| (Ccompfs c, [r1;r2]) ->
fprintf pp "%a %sfs %a" reg r1 (comparison_name c) reg r2
| (Cnotcompfs c, [r1;r2]) ->
fprintf pp "%a not(%sfs) %a" reg r1 (comparison_name c) reg r2
| _ ->
fprintf pp "<bad condition>"
let print_operation reg pp = function
| Omove, [r1] -> reg pp r1
| Ointconst n, [] -> fprintf pp "%ld" (camlint_of_coqint n)
| Olongconst n, [] -> fprintf pp "%LdL" (camlint64_of_coqint n)
| Ofloatconst n, [] -> fprintf pp "%F" (camlfloat_of_coqfloat n)
| Osingleconst n, [] -> fprintf pp "%Ff" (camlfloat_of_coqfloat32 n)
| Oaddrsymbol(id, ofs), [] ->
fprintf pp "\"%s\" + %Ld" (extern_atom id) (camlint64_of_ptrofs ofs)
| Oaddrstack ofs, [] ->
fprintf pp "stack(%Ld)" (camlint64_of_ptrofs ofs)
| Ocast8signed, [r1] -> fprintf pp "int8signed(%a)" reg r1
| Ocast16signed, [r1] -> fprintf pp "int16signed(%a)" reg r1
| Oadd, [r1;r2] -> fprintf pp "%a + %a" reg r1 reg r2
| Oaddimm n, [r1] -> fprintf pp "%a + %ld" reg r1 (camlint_of_coqint n)
| Oneg, [r1] -> fprintf pp "-(%a)" reg r1
| Osub, [r1;r2] -> fprintf pp "%a - %a" reg r1 reg r2
| Omul, [r1;r2] -> fprintf pp "%a * %a" reg r1 reg r2
| Omulhs, [r1;r2] -> fprintf pp "%a *hs %a" reg r1 reg r2
| Omulhu, [r1;r2] -> fprintf pp "%a *hu %a" reg r1 reg r2
| Odiv, [r1;r2] -> fprintf pp "%a /s %a" reg r1 reg r2
| Odivu, [r1;r2] -> fprintf pp "%a /u %a" reg r1 reg r2
| Omod, [r1;r2] -> fprintf pp "%a %%s %a" reg r1 reg r2
| Omodu, [r1;r2] -> fprintf pp "%a %%u %a" reg r1 reg r2
| Oand, [r1;r2] -> fprintf pp "%a & %a" reg r1 reg r2
| Oandimm n, [r1] -> fprintf pp "%a & %ld" reg r1 (camlint_of_coqint n)
| Oor, [r1;r2] -> fprintf pp "%a | %a" reg r1 reg r2
| Oorimm n, [r1] -> fprintf pp "%a | %ld" reg r1 (camlint_of_coqint n)
| Oxor, [r1;r2] -> fprintf pp "%a ^ %a" reg r1 reg r2
| Oxorimm n, [r1] -> fprintf pp "%a ^ %ld" reg r1 (camlint_of_coqint n)
| Oshl, [r1;r2] -> fprintf pp "%a << %a" reg r1 reg r2
| Oshlimm n, [r1] -> fprintf pp "%a << %ld" reg r1 (camlint_of_coqint n)
| Oshr, [r1;r2] -> fprintf pp "%a >>s %a" reg r1 reg r2
| Oshrimm n, [r1] -> fprintf pp "%a >>s %ld" reg r1 (camlint_of_coqint n)
| Oshru, [r1;r2] -> fprintf pp "%a >>u %a" reg r1 reg r2
| Oshruimm n, [r1] -> fprintf pp "%a >>u %ld" reg r1 (camlint_of_coqint n)
| Oshrximm n, [r1] -> fprintf pp "%a >>x %ld" reg r1 (camlint_of_coqint n)
| Omakelong, [r1;r2] -> fprintf pp "makelong(%a,%a)" reg r1 reg r2
| Olowlong, [r1] -> fprintf pp "lowlong(%a)" reg r1
| Ohighlong, [r1] -> fprintf pp "highlong(%a)" reg r1
| Ocast32signed, [r1] -> fprintf pp "long32signed(%a)" reg r1
| Ocast32unsigned, [r1] -> fprintf pp "long32unsigned(%a)" reg r1
| Oaddl, [r1;r2] -> fprintf pp "%a +l %a" reg r1 reg r2
| Oaddlimm n, [r1] -> fprintf pp "%a +l %Ld" reg r1 (camlint64_of_coqint n)
| Onegl, [r1] -> fprintf pp "-l (%a)" reg r1
| Osubl, [r1;r2] -> fprintf pp "%a -l %a" reg r1 reg r2
| Omull, [r1;r2] -> fprintf pp "%a *l %a" reg r1 reg r2
| Omullhs, [r1;r2] -> fprintf pp "%a *lhs %a" reg r1 reg r2
| Omullhu, [r1;r2] -> fprintf pp "%a *lhu %a" reg r1 reg r2
| Odivl, [r1;r2] -> fprintf pp "%a /ls %a" reg r1 reg r2
| Odivlu, [r1;r2] -> fprintf pp "%a /lu %a" reg r1 reg r2
| Omodl, [r1;r2] -> fprintf pp "%a %%ls %a" reg r1 reg r2
| Omodlu, [r1;r2] -> fprintf pp "%a %%lu %a" reg r1 reg r2
| Oandl, [r1;r2] -> fprintf pp "%a &l %a" reg r1 reg r2
| Oandlimm n, [r1] -> fprintf pp "%a &l %Ld" reg r1 (camlint64_of_coqint n)
| Oorl, [r1;r2] -> fprintf pp "%a |l %a" reg r1 reg r2
| Oorlimm n, [r1] -> fprintf pp "%a |l %Ld" reg r1 (camlint64_of_coqint n)
| Oxorl, [r1;r2] -> fprintf pp "%a ^l %a" reg r1 reg r2
| Oxorlimm n, [r1] -> fprintf pp "%a ^l %Ld" reg r1 (camlint64_of_coqint n)
| Oshll, [r1;r2] -> fprintf pp "%a <<l %a" reg r1 reg r2
| Oshllimm n, [r1] -> fprintf pp "%a <<l %Ld" reg r1 (camlint64_of_coqint n)
| Oshrl, [r1;r2] -> fprintf pp "%a >>ls %a" reg r1 reg r2
| Oshrlimm n, [r1] -> fprintf pp "%a >>ls %ld" reg r1 (camlint_of_coqint n)
| Oshrlu, [r1;r2] -> fprintf pp "%a >>lu %a" reg r1 reg r2
| Oshrluimm n, [r1] -> fprintf pp "%a >>lu %ld" reg r1 (camlint_of_coqint n)
| Oshrxlimm n, [r1] -> fprintf pp "%a >>lx %ld" reg r1 (camlint_of_coqint n)
| Onegf, [r1] -> fprintf pp "negf(%a)" reg r1
| Oabsf, [r1] -> fprintf pp "absf(%a)" reg r1
| Oaddf, [r1;r2] -> fprintf pp "%a +f %a" reg r1 reg r2
| Osubf, [r1;r2] -> fprintf pp "%a -f %a" reg r1 reg r2
| Omulf, [r1;r2] -> fprintf pp "%a *f %a" reg r1 reg r2
| Odivf, [r1;r2] -> fprintf pp "%a /f %a" reg r1 reg r2
| Onegfs, [r1] -> fprintf pp "negfs(%a)" reg r1
| Oabsfs, [r1] -> fprintf pp "absfs(%a)" reg r1
| Oaddfs, [r1;r2] -> fprintf pp "%a +fs %a" reg r1 reg r2
| Osubfs, [r1;r2] -> fprintf pp "%a -fs %a" reg r1 reg r2
| Omulfs, [r1;r2] -> fprintf pp "%a *fs %a" reg r1 reg r2
| Odivfs, [r1;r2] -> fprintf pp "%a /fs %a" reg r1 reg r2
| Osingleoffloat, [r1] -> fprintf pp "singleoffloat(%a)" reg r1
| Ofloatofsingle, [r1] -> fprintf pp "floatofsingle(%a)" reg r1
| Ointoffloat, [r1] -> fprintf pp "intoffloat(%a)" reg r1
| Ointuoffloat, [r1] -> fprintf pp "intuoffloat(%a)" reg r1
| Ofloatofint, [r1] -> fprintf pp "floatofint(%a)" reg r1
| Ofloatofintu, [r1] -> fprintf pp "floatofintu(%a)" reg r1
| Olongoffloat, [r1] -> fprintf pp "longoffloat(%a)" reg r1
| Olonguoffloat, [r1] -> fprintf pp "longuoffloat(%a)" reg r1
| Ofloatoflong, [r1] -> fprintf pp "floatoflong(%a)" reg r1
| Ofloatoflongu, [r1] -> fprintf pp "floatoflongu(%a)" reg r1
| Ointofsingle, [r1] -> fprintf pp "intofsingle(%a)" reg r1
| Ointuofsingle, [r1] -> fprintf pp "intuofsingle(%a)" reg r1
| Osingleofint, [r1] -> fprintf pp "singleofint(%a)" reg r1
| Osingleofintu, [r1] -> fprintf pp "singleofintu(%a)" reg r1
| Olongofsingle, [r1] -> fprintf pp "longofsingle(%a)" reg r1
| Olonguofsingle, [r1] -> fprintf pp "longuofsingle(%a)" reg r1
| Osingleoflong, [r1] -> fprintf pp "singleoflong(%a)" reg r1
| Osingleoflongu, [r1] -> fprintf pp "singleoflongu(%a)" reg r1
| Ocmp c, args -> print_condition reg pp (c, args)
| OEseqw optR0, [r1;r2] -> fprintf pp "OEseqw"; (get_optR0_s Ceq reg pp r1 r2 optR0)
| OEsnew optR0, [r1;r2] -> fprintf pp "OEsnew"; (get_optR0_s Cne reg pp r1 r2 optR0)
| OEsltw optR0, [r1;r2] -> fprintf pp "OEsltw"; (get_optR0_s Clt reg pp r1 r2 optR0)
| OEsltuw optR0, [r1;r2] -> fprintf pp "OEsltuw"; (get_optR0_s Clt reg pp r1 r2 optR0)
| OEsltiw n, [r1] -> fprintf pp "OEsltiw(%a,%ld)" reg r1 (camlint_of_coqint n)
| OEsltiuw n, [r1] -> fprintf pp "OEsltiuw(%a,%ld)" reg r1 (camlint_of_coqint n)
| OExoriw n, [r1] -> fprintf pp "OExoriw(%a,%ld)" reg r1 (camlint_of_coqint n)
| OEluiw n, [] -> fprintf pp "OEluiw(%ld)" (camlint_of_coqint n)
| OEaddiwr0 n, [] -> fprintf pp "OEaddiwr0(%ld,X0)" (camlint_of_coqint n)
| OEseql optR0, [r1;r2] -> fprintf pp "OEseql"; (get_optR0_s Ceq reg pp r1 r2 optR0)
| OEsnel optR0, [r1;r2] -> fprintf pp "OEsnel"; (get_optR0_s Cne reg pp r1 r2 optR0)
| OEsltl optR0, [r1;r2] -> fprintf pp "OEsltl"; (get_optR0_s Clt reg pp r1 r2 optR0)
| OEsltul optR0, [r1;r2] -> fprintf pp "OEsltul"; (get_optR0_s Clt reg pp r1 r2 optR0)
| OEsltil n, [r1] -> fprintf pp "OEsltil(%a,%ld)" reg r1 (camlint_of_coqint n)
| OEsltiul n, [r1] -> fprintf pp "OEsltiul(%a,%ld)" reg r1 (camlint_of_coqint n)
| OExoril n, [r1] -> fprintf pp "OExoril(%a,%ld)" reg r1 (camlint_of_coqint n)
| OEluil n, [] -> fprintf pp "OEluil(%ld)" (camlint_of_coqint n)
| OEaddilr0 n, [] -> fprintf pp "OEaddilr0(%ld,X0)" (camlint_of_coqint n)
| OEloadli n, [] -> fprintf pp "OEloadli(%ld)" (camlint_of_coqint n)
| _ -> fprintf pp "<bad operator>"
let print_addressing reg pp = function
| Aindexed n, [r1] -> fprintf pp "%a + %Ld" reg r1 (camlint64_of_ptrofs n)
| Aglobal(id, ofs), [] ->
fprintf pp "\"%s\" + %Ld" (extern_atom id) (camlint64_of_ptrofs ofs)
| Ainstack ofs, [] -> fprintf pp "stack(%Ld)" (camlint64_of_ptrofs ofs)
| _ -> fprintf pp "<bad addressing>"
|
