1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
(* *********************************************************************)
(* *)
(* The Compcert verified compiler *)
(* *)
(* Xavier Leroy, INRIA Paris-Rocquencourt *)
(* *)
(* 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 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 %lu" reg r1 (comparison_name c) (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 %Lu" reg r1 (comparison_name c) (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
| (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
| (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)
| _ ->
fprintf pp "<bad condition>"
let print_addressing reg pp = function
| Aindexed n, [r1] ->
fprintf pp "%a + %s" reg r1 (Z.to_string n)
| Aindexed2 n, [r1; r2] ->
fprintf pp "%a + %a + %s" reg r1 reg r2 (Z.to_string n)
| Ascaled(sc,n), [r1] ->
fprintf pp "%a * %s + %s" reg r1 (Z.to_string sc) (Z.to_string n)
| Aindexed2scaled(sc, n), [r1; r2] ->
fprintf pp "%a + %a * %s + %s" reg r1 reg r2 (Z.to_string sc) (Z.to_string n)
| Aglobal(id, ofs), [] -> fprintf pp "%s + %s" (extern_atom id) (Z.to_string ofs)
| Abased(id, ofs), [r1] -> fprintf pp "%s + %s + %a" (extern_atom id) (Z.to_string ofs) reg r1
| Abasedscaled(sc,id, ofs), [r1] -> fprintf pp "%s + %s + %a * %ld" (extern_atom id) (Z.to_string ofs) reg r1 (camlint_of_coqint sc)
| Ainstack ofs, [] -> fprintf pp "stack(%s)" (Z.to_string ofs)
| _ -> fprintf pp "<bad addressing>"
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 "%.15F" (camlfloat_of_coqfloat n)
| Osingleconst n, [] -> fprintf pp "%.15Ff" (camlfloat_of_coqfloat32 n)
| Oindirectsymbol id, [] -> fprintf pp "&%s" (extern_atom id)
| Ocast8signed, [r1] -> fprintf pp "int8signed(%a)" reg r1
| Ocast8unsigned, [r1] -> fprintf pp "int8unsigned(%a)" reg r1
| Ocast16signed, [r1] -> fprintf pp "int16signed(%a)" reg r1
| Ocast16unsigned, [r1] -> fprintf pp "int16unsigned(%a)" reg r1
| 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
| Omulimm n, [r1] -> fprintf pp "%a * %ld" reg r1 (camlint_of_coqint n)
| Omulhs, [r1;r2] -> fprintf pp "mulhs(%a,%a)" reg r1 reg r2
| Omulhu, [r1;r2] -> fprintf pp "mulhu(%a,%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)
| Onot, [r1] -> fprintf pp "not(%a)" reg r1
| 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)
| Oshrximm n, [r1] -> fprintf pp "%a >>x %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)
| Ororimm n, [r1] -> fprintf pp "%a ror %ld" reg r1 (camlint_of_coqint n)
| Oshldimm n, [r1;r2] -> fprintf pp "(%a, %a) << %ld" reg r1 reg r2 (camlint_of_coqint n)
| Olea addr, args -> print_addressing reg pp (addr, args); fprintf pp " (int)"
| 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
| 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
| Omullimm n, [r1] -> fprintf pp "%a *l %Ld" reg r1 (camlint64_of_coqint n)
| Omullhs, [r1;r2] -> fprintf pp "mullhs(%a,%a)" reg r1 reg r2
| Omullhu, [r1;r2] -> fprintf pp "mullhu(%a,%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)
| Onotl, [r1] -> fprintf pp "notl(%a)" reg r1
| Oshll, [r1;r2] -> fprintf pp "%a <<l %a" reg r1 reg r2
| Oshllimm n, [r1] -> fprintf pp "%a <<l %ld" reg r1 (camlint_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)
| Oshrxlimm n, [r1] -> fprintf pp "%a >>lx %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)
| Ororlimm n, [r1] -> fprintf pp "%a rorl %ld" reg r1 (camlint_of_coqint n)
| Oleal addr, args -> print_addressing reg pp (addr, args); fprintf pp " (long)"
| 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
| Ofloatofint, [r1] -> fprintf pp "floatofint(%a)" reg r1
| Ointofsingle, [r1] -> fprintf pp "intofsingle(%a)" reg r1
| Osingleofint, [r1] -> fprintf pp "singleofint(%a)" reg r1
| Olongoffloat, [r1] -> fprintf pp "longoffloat(%a)" reg r1
| Ofloatoflong, [r1] -> fprintf pp "floatoflong(%a)" reg r1
| Olongofsingle, [r1] -> fprintf pp "longofsingle(%a)" reg r1
| Osingleoflong, [r1] -> fprintf pp "singleoflong(%a)" reg r1
| 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 "<bad operator>"
|
