From 7cdd676d002e33015b496f609538a9e86d77c543 Mon Sep 17 00:00:00 2001 From: Xavier Leroy Date: Thu, 8 Aug 2019 11:18:38 +0200 Subject: AArch64 port This commit adds a back-end for the AArch64 architecture, namely ARMv8 in 64-bit mode. --- aarch64/PrintOp.ml | 247 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 247 insertions(+) create mode 100644 aarch64/PrintOp.ml (limited to 'aarch64/PrintOp.ml') diff --git a/aarch64/PrintOp.ml b/aarch64/PrintOp.ml new file mode 100644 index 00000000..1780104c --- /dev/null +++ b/aarch64/PrintOp.ml @@ -0,0 +1,247 @@ +(* *********************************************************************) +(* *) +(* The Compcert verified compiler *) +(* *) +(* Xavier Leroy, Collège de France and INRIA Paris *) +(* *) +(* 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. *) +(* *) +(* *********************************************************************) + +(** 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 shift pp (s, a) = + match s with + | Slsl -> fprintf pp "<< %ld" (camlint_of_coqint a) + | Slsr -> fprintf pp ">>u %ld" (camlint_of_coqint a) + | Sasr -> fprintf pp ">>s %ld" (camlint_of_coqint a) + | Sror -> fprintf pp "ror %ld" (camlint_of_coqint a) + +let shiftl pp (s, a) = + match s with + | Slsl -> fprintf pp "< fprintf pp ">>lu %ld" (camlint_of_coqint a) + | Sasr -> fprintf pp ">>ls %ld" (camlint_of_coqint a) + | Sror -> fprintf pp "rorl %ld" (camlint_of_coqint a) + +let extend_name = function + | Xsgn32 -> "sext" + | Xuns32 -> "zext" + +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) + | (Ccompshift(c, s, a), [r1;r2]) -> + fprintf pp "%a %ss %a %a" reg r1 (comparison_name c) reg r2 shift (s, a) + | (Ccompushift(c, s, a), [r1;r2]) -> + fprintf pp "%a %su %a %a" reg r1 (comparison_name c) reg r2 shift (s, a) + | (Cmaskzero n, [r1]) -> + fprintf pp "%a & 0x%lx == 0" reg r1 (camlint_of_coqint n) + | (Cmasknotzero n, [r1]) -> + fprintf pp "%a & 0x%lx != 0" reg r1 (camlint_of_coqint n) + | (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 %Ld" reg r1 (comparison_name c) (camlint64_of_coqint n) + | (Ccomplshift(c, s, a), [r1;r2]) -> + fprintf pp "%a %sls %a %a" reg r1 (comparison_name c) reg r2 shift (s, a) + | (Ccomplushift(c, s, a), [r1;r2]) -> + fprintf pp "%a %slu %a %a" reg r1 (comparison_name c) reg r2 shift (s, a) + | (Cmasklzero n, [r1]) -> + fprintf pp "%a & 0x%Lx == 0" reg r1 (camlint64_of_coqint n) + | (Cmasklnotzero n, [r1]) -> + fprintf pp "%a & 0x%Lx != 0" reg r1 (camlint64_of_coqint n) + | (Ccompf c, [r1;r2]) -> + fprintf pp "%a %sf %a" reg r1 (comparison_name c) reg r2 + | (Cnotcompf c, [r1;r2]) -> + fprintf pp "%a not(%sf) %a" reg r1 (comparison_name c) reg r2 + | (Ccompfzero c, [r1]) -> + fprintf pp "%a %sf 0.0" reg r1 (comparison_name c) + | (Cnotcompfzero c, [r1]) -> + fprintf pp "%a not(%sf) 0.0" reg r1 (comparison_name c) + | (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 + | (Ccompfszero c, [r1]) -> + fprintf pp "%a %sfs 0.0" reg r1 (comparison_name c) + | (Cnotcompfszero c, [r1]) -> + fprintf pp "%a not(%sfs) 0.0" reg r1 (comparison_name c) + | _ -> + fprintf pp "" + +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) +(* 32-bit integer arithmetic *) + | Oshift(s, a), [r1] -> fprintf pp "%a %a" reg r1 shift (s,a) + | Oadd, [r1;r2] -> fprintf pp "%a + %a" reg r1 reg r2 + | Oaddshift(s, a), [r1;r2] -> fprintf pp "%a + %a %a" reg r1 reg r2 shift (s,a) + | Oaddimm n, [r1] -> fprintf pp "%a + %ld" reg r1 (camlint_of_coqint n) + | Oneg, [r1] -> fprintf pp "- %a" reg r1 + | Onegshift(s, a), [r1] -> fprintf pp "- (%a %a)" reg r1 shift (s,a) + | Osub, [r1;r2] -> fprintf pp "%a - %a" reg r1 reg r2 + | Osubshift(s, a), [r1;r2] -> fprintf pp "%a - %a %a" reg r1 reg r2 shift (s,a) + | Omul, [r1;r2] -> fprintf pp "%a * %a" reg r1 reg r2 + | Omuladd, [r1;r2;r3] -> fprintf pp "%a + %a * %a" reg r3 reg r1 reg r2 + | Omulsub, [r1;r2;r3] -> fprintf pp "%a - %a * %a" reg r3 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 + | Oand, [r1;r2] -> fprintf pp "%a & %a" reg r1 reg r2 + | Oandshift(s, a), [r1;r2] -> fprintf pp "%a & %a %a" reg r1 reg r2 shift (s,a) + | Oandimm n, [r1] -> fprintf pp "%a & %ld" reg r1 (camlint_of_coqint n) + | Oor, [r1;r2] -> fprintf pp "%a | %a" reg r1 reg r2 + | Oorshift(s, a), [r1;r2] -> fprintf pp "%a | %a %a" reg r1 reg r2 shift (s,a) + | Oorimm n, [r1] -> fprintf pp "%a | %ld" reg r1 (camlint_of_coqint n) + | Oxor, [r1;r2] -> fprintf pp "%a ^ %a" reg r1 reg r2 + | Oxorshift(s, a), [r1;r2] -> fprintf pp "%a ^ %a %a" reg r1 reg r2 shift (s,a) + | Oxorimm n, [r1] -> fprintf pp "%a ^ %ld" reg r1 (camlint_of_coqint n) + | Onot, [r1] -> fprintf pp "~ %a" reg r1 + | Onotshift(s, a), [r1] -> fprintf pp "~ (%a %a)" reg r1 shift (s,a) + | Obic, [r1;r2] -> fprintf pp "%a & ~ %a" reg r1 reg r2 + | Obicshift(s, a), [r1;r2] -> fprintf pp "%a & ~ %a %a" reg r1 reg r2 shift (s,a) + | Oorn, [r1;r2] -> fprintf pp "%a | ~ %a" reg r1 reg r2 + | Oornshift(s, a), [r1;r2] -> fprintf pp "%a | ~ %a %a" reg r1 reg r2 shift (s,a) + | Oeqv, [r1;r2] -> fprintf pp "%a ^ ~ %a" reg r1 reg r2 + | Oeqvshift(s, a), [r1;r2] -> fprintf pp "%a ^ ~ %a %a" reg r1 reg r2 shift (s,a) + | Oshl, [r1;r2] -> fprintf pp "%a << %a" reg r1 reg r2 + | Oshr, [r1;r2] -> fprintf pp "%a >>s %a" reg r1 reg r2 + | Oshru, [r1;r2] -> fprintf pp "%a >>u %a" reg r1 reg r2 + | Oshrximm n, [r1] -> fprintf pp "%a >>x %ld" reg r1 (camlint_of_coqint n) + | Ozext s, [r1] -> fprintf pp "zext(%d, %a)" (Z.to_int s) reg r1 + | Osext s, [r1] -> fprintf pp "sext(%d, %a)" (Z.to_int s) reg r1 + | Oshlzext(s, a), [r1] -> fprintf pp "zext(%d, %a) << %ld" (Z.to_int s) reg r1 (camlint_of_coqint a) + | Oshlsext(s, a), [r1] -> fprintf pp "sext(%d, %a) << %ld" (Z.to_int s) reg r1 (camlint_of_coqint a) + | Ozextshr(a, s), [r1] -> fprintf pp "zext(%d, %a >>u %ld)" (Z.to_int s) reg r1 (camlint_of_coqint a) + | Osextshr(a, s), [r1] -> fprintf pp "sext(%d, %a >>s %ld)" (Z.to_int s) reg r1 (camlint_of_coqint a) +(* 64-bit integer arithmetic *) + | Oshiftl(s, a), [r1] -> fprintf pp "%a %a" reg r1 shiftl (s,a) + | Oextend(x, a), [r1] -> fprintf pp "%s(32, %a) < 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 + | Oaddl, [r1;r2] -> fprintf pp "%a +l %a" reg r1 reg r2 + | Oaddlshift(s, a), [r1;r2] -> fprintf pp "%a +l %a %a" reg r1 reg r2 shiftl (s,a) + | Oaddlext(x, a), [r1;r2] -> fprintf pp "%a +l %s(%a) << %ld" reg r1 (extend_name x) reg r2 (camlint_of_coqint a) + | Oaddlimm n, [r1] -> fprintf pp "%a +l %Ld" reg r1 (camlint64_of_coqint n) + | Onegl, [r1] -> fprintf pp "-l %a" reg r1 + | Oneglshift(s, a), [r1] -> fprintf pp "-l (%a %a)" reg r1 shiftl (s,a) + | Osubl, [r1;r2] -> fprintf pp "%a -l %a" reg r1 reg r2 + | Osublext(x, a), [r1;r2] -> fprintf pp "%a +l %s(%a) << %ld" reg r1 (extend_name x) reg r2 (camlint_of_coqint a) + | Osublshift(s, a), [r1;r2] -> fprintf pp "%a -l %a %a" reg r1 reg r2 shiftl (s,a) + | Omull, [r1;r2] -> fprintf pp "%a *l %a" reg r1 reg r2 + | Omulladd, [r1;r2;r3] -> fprintf pp "%a +l %a *l %a" reg r3 reg r1 reg r2 + | Omullsub, [r1;r2;r3] -> fprintf pp "%a -l %a *l %a" reg r3 reg r1 reg r2 + | Omullhs, [r1;r2] -> fprintf pp "%a *hls %a" reg r1 reg r2 + | Omullhu, [r1;r2] -> fprintf pp "%a *hlu %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 + | Oandl, [r1;r2] -> fprintf pp "%a &l %a" reg r1 reg r2 + | Oandlshift(s, a), [r1;r2] -> fprintf pp "%a &l %a %a" reg r1 reg r2 shiftl (s,a) + | 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 + | Oorlshift(s, a), [r1;r2] -> fprintf pp "%a |l %a %a" reg r1 reg r2 shiftl (s,a) + | 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 + | Oxorlshift(s, a), [r1;r2] -> fprintf pp "%a ^l %a %a" reg r1 reg r2 shiftl (s,a) + | Oxorlimm n, [r1] -> fprintf pp "%a ^l %Ld" reg r1 (camlint64_of_coqint n) + | Onotl, [r1] -> fprintf pp "~l %a" reg r1 + | Onotlshift(s, a), [r1] -> fprintf pp "~l (%a %a)" reg r1 shiftl (s,a) + | Obicl, [r1;r2] -> fprintf pp "%a &l ~l %a" reg r1 reg r2 + | Obiclshift(s, a), [r1;r2] -> fprintf pp "%a &l ~l %a %a" reg r1 reg r2 shiftl (s,a) + | Oornl, [r1;r2] -> fprintf pp "%a |l ~l %a" reg r1 reg r2 + | Oornlshift(s, a), [r1;r2] -> fprintf pp "%a |l ~l %a %a" reg r1 reg r2 shiftl (s,a) + | Oeqvl, [r1;r2] -> fprintf pp "%a ^l ~l %a" reg r1 reg r2 + | Oeqvlshift(s, a), [r1;r2] -> fprintf pp "%a ^l ~l %a %a" reg r1 reg r2 shift (s,a) + | Oshll, [r1;r2] -> fprintf pp "%a < fprintf pp "%a >>ls %a" reg r1 reg r2 + | Oshrlu, [r1;r2] -> fprintf pp "%a >>lu %a" reg r1 reg r2 + | Oshrlximm n, [r1] -> fprintf pp "%a >>lx %ld" reg r1 (camlint_of_coqint n) + | Ozextl s, [r1] -> fprintf pp "zextl(%d, %a)" (Z.to_int s) reg r1 + | Osextl s, [r1] -> fprintf pp "sextl(%d, %a)" (Z.to_int s) reg r1 + | Oshllzext(s, a), [r1] -> fprintf pp "zextl(%d, %a) < fprintf pp "sextl(%d, %a) < fprintf pp "zextl(%d, %a >>lu %ld)" (Z.to_int s) reg r1 (camlint_of_coqint a) + | Osextshrl(a, s), [r1] -> fprintf pp "sextl(%d, %a >>ls %ld)" (Z.to_int s) reg r1 (camlint_of_coqint a) +(* 64-bit floating-point arithmetic *) + | 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 +(* 32-bit floating-point arithmetic *) + | 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 +(* Conversions between int and float *) + | 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 +(* Boolean tests *) + | Ocmp c, args -> print_condition reg pp (c, args) + | Osel (c, ty), r1::r2::args -> + fprintf pp "%a ?%s %a : %a" + (print_condition reg) (c, args) + (PrintAST.name_of_type ty) reg r1 reg r2 + | _ -> fprintf pp "" + +let print_addressing reg pp = function + | Aindexed n, [r1] -> fprintf pp "%a + %Ld" reg r1 (camlint64_of_coqint n) + | Aindexed2, [r1; r2] -> fprintf pp "%a + %a" reg r1 reg r2 + | Aindexed2shift a, [r1; r2] -> fprintf pp "%a + %a << %ld" reg r1 reg r2 (camlint_of_coqint a) + | Aindexed2ext(x, a), [r1; r2] -> fprintf pp "%a + %s(%a) << %ld" reg r1 (extend_name x) reg r2 (camlint_of_coqint a) + | 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 "" -- cgit