xref: /netbsd-src/external/gpl3/gdb/dist/opcodes/score-dis.c (revision 122b5006ee1bd67145794b4cde92f4fe4781a5ec)
1 /* Instruction printing code for Score
2    Copyright (C) 2006-2020 Free Software Foundation, Inc.
3    Contributed by:
4    Brain.lin (brain.lin@sunplusct.com)
5    Mei Ligang (ligang@sunnorth.com.cn)
6    Pei-Lin Tsai (pltsai@sunplus.com)
7 
8    This file is part of the GNU opcodes library.
9 
10    This library is free software; you can redistribute it and/or modify
11    it under the terms of the GNU General Public License as published by
12    the Free Software Foundation; either version 3, or (at your option)
13    any later version.
14 
15    It is distributed in the hope that it will be useful, but WITHOUT
16    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
17    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
18    License for more details.
19 
20    You should have received a copy of the GNU General Public License
21    along with this file; see the file COPYING.  If not, write to the
22    Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
23    MA 02110-1301, USA.  */
24 
25 #include "sysdep.h"
26 #include "disassemble.h"
27 #define DEFINE_TABLE
28 #include "opintl.h"
29 #include "bfd.h"
30 
31 /* FIXME: This shouldn't be done here.  */
32 #include "elf-bfd.h"
33 #include "elf/internal.h"
34 #include "elf/score.h"
35 
36 #ifdef BFD64
37 /* s3_s7: opcodes and export prototypes.  */
38 extern int
39 s7_print_insn (bfd_vma pc, struct disassemble_info *info, bfd_boolean little);
40 
41 struct score_opcode
42 {
43   bfd_vma value;
44   bfd_vma mask;		/* Recognise instruction if (op & mask) == value.  */
45   char *assembler;	/* Disassembly string.  */
46 };
47 
48 /* Note: There is a partial ordering in this table - it must be searched from
49    the top to obtain a correct match.  */
50 
51 static struct score_opcode score_opcodes[] =
52 {
53   /* Score Instructions.  */
54   {0x3800000a, 0x3e007fff, "abs\t\t%20-24r, %15-19r"},
55   {0x3800004b, 0x3e007fff, "abs.s\t\t%20-24r, %15-19r"},
56   {0x00000010, 0x3e0003ff, "add\t\t%20-24r, %15-19r, %10-14r"},
57   {0x00000011, 0x3e0003ff, "add.c\t\t%20-24r, %15-19r, %10-14r"},
58   {0x38000048, 0x3e0003ff, "add.s\t\t%20-24r, %15-19r, %10-14r"},
59   {0x00000012, 0x3e0003ff, "addc\t\t%20-24r, %15-19r, %10-14r"},
60   {0x00000013, 0x3e0003ff, "addc.c\t\t%20-24r, %15-19r, %10-14r"},
61   {0x02000000, 0x3e0e0001, "addi\t\t%20-24r, %1-16i"},
62   {0x02000001, 0x3e0e0001, "addi.c\t\t%20-24r, %1-16i"},
63   {0x0a000000, 0x3e0e0001, "addis\t\t%20-24r, %1-16d(0x%1-16x)"},
64   {0x0a000001, 0x3e0e0001, "addis.c\t\t%20-24r, %1-16d(0x%1-16x)"},
65   {0x10000000, 0x3e000001, "addri\t\t%20-24r, %15-19r, %1-14i"},
66   {0x10000001, 0x3e000001, "addri.c\t\t%20-24r, %15-19r, %1-14i"},
67   {0x00004800, 0x00007f00, "add!\t\t%4-7r, %0-3r"},
68   {0x00005c00, 0x00007c00, "addi!\t\t%6-9r, %0-5i"},
69   {0x00000020, 0x3e0003ff, "and\t\t%20-24r, %15-19r, %10-14r"},
70   {0x00000021, 0x3e0003ff, "and.c\t\t%20-24r, %15-19r, %10-14r"},
71   {0x040000000000LL, 0x1c0000000003LL, "andri48\t\t%38-41r,%34-37r, 0x%2-33x"},
72   {0x040000000001LL, 0x1c0000000003LL, "andri48.c\t\t%38-41r,%34-37r, 0x%2-33x"},
73   {0x02080000, 0x3e0e0001, "andi\t\t%20-24r, 0x%1-16x"},
74   {0x02080001, 0x3e0e0001, "andi.c\t\t%20-24r, 0x%1-16x"},
75   {0x0a080000, 0x3e0e0001, "andis\t\t%20-24r, 0x%1-16x"},
76   {0x0a080001, 0x3e0e0001, "andis.c\t\t%20-24r, 0x%1-16x"},
77   {0x18000000, 0x3e000001, "andri\t\t%20-24r, %15-19r, 0x%1-14x"},
78   {0x18000001, 0x3e000001, "andri.c\t\t%20-24r, %15-19r,0x%1-14x"},
79   {0x00004b00, 0x00007f00, "and!\t\t%4-7r, %0-3r"},
80   {0x08000000, 0x3e007c01, "bcs\t\t%b"},
81   {0x08000400, 0x3e007c01, "bcc\t\t%b"},
82   {0x08003800, 0x3e007c01, "bcnz\t\t%b"},
83   {0x08000001, 0x3e007c01, "bcsl\t\t%b"},
84   {0x08000401, 0x3e007c01, "bccl\t\t%b"},
85   {0x08003801, 0x3e007c01, "bcnzl\t\t%b"},
86   {0x0000004c, 0x3e00007e, "bcmpeqz\t\t%15-19r, %z"},
87   {0x0000004c, 0x3e00007e, "bcmpeq\t\t%15-19r,  %z"},
88   {0x0000004e, 0x3e00007e, "bcmpnez\t\t%15-19r, %z"},
89   {0x0000004e, 0x3e00007e, "bcmpne\t\t%15-19r,  %z"},
90   {0x00003200, 0x00007e00, "bcnz!\t\t%b"},
91   {0x08001000, 0x3e007c01, "beq\t\t%b"},
92   {0x08001001, 0x3e007c01, "beql\t\t%b"},
93   {0x00003800, 0x00007e00, "beq!\t\t%b"},
94   {0x08000800, 0x3e007c01, "bgtu\t\t%b"},
95   {0x08001800, 0x3e007c01, "bgt\t\t%b"},
96   {0x08002000, 0x3e007c01, "bge\t\t%b"},
97   {0x08000801, 0x3e007c01, "bgtul\t\t%b"},
98   {0x08001801, 0x3e007c01, "bgtl\t\t%b"},
99   {0x08002001, 0x3e007c01, "bgel\t\t%b"},
100   {0x00003400, 0x00007e00, "bgtu!\t\t%b"},
101   {0x00003c00, 0x00007e00, "bgt!\t\t%b"},
102   {0x00000029, 0x3e0003ff, "bitclr.c\t%20-24r, %15-19r, 0x%10-14x"},
103   {0x00000028, 0x3e0003ff, "bitclr\t%20-24r, %15-19r, 0x%10-14x"},
104   {0x0000002b, 0x3e0003ff, "bitset.c\t%20-24r, %15-19r, 0x%10-14x"},
105   {0x0000002a, 0x3e0003ff, "bitset\t%20-24r, %15-19r, 0x%10-14x"},
106   {0x0000002d, 0x3e0003ff, "bittst.c\t%15-19r, 0x%10-14x"},
107   {0x0000002f, 0x3e0003ff, "bittgl.c\t%20-24r, %15-19r, 0x%10-14x"},
108   {0x0000002e, 0x3e0003ff, "bittgl\t%20-24r, %15-19r, 0x%10-14x"},
109   {0x00005000, 0x00007e00, "bitclr!\t\t%5-8r, 0x%0-4x"},
110   {0x3800000c, 0x3e0003ff, "bitrev\t\t%20-24r, %15-19r,%10-14r"},
111   {0x00005200, 0x00007e00, "bitset!\t\t%5-8r, 0x%0-4x"},
112   {0x00005400, 0x00007e00, "bittst!\t\t%5-8r, 0x%0-4x"},
113   {0x00005600, 0x00007e00, "bittgl!\t\t%5-8r, 0x%0-4x"},
114   {0x08000c00, 0x3e007c01, "bleu\t\t%b"},
115   {0x08001c00, 0x3e007c01, "ble\t\t%b"},
116   {0x08002400, 0x3e007c01, "blt\t\t%b"},
117   {0x08000c01, 0x3e007c01, "bleul\t\t%b"},
118   {0x08001c01, 0x3e007c01, "blel\t\t%b"},
119   {0x08002401, 0x3e007c01, "bltl\t\t%b"},
120   {0x08003c01, 0x3e007c01, "bl\t\t%b"},
121   {0x00003600, 0x00007e00, "bleu!\t\t%b"},
122   {0x00003e00, 0x00007e00, "ble!\t\t%b"},
123   {0x08002800, 0x3e007c01, "bmi\t\t%b"},
124   {0x08002801, 0x3e007c01, "bmil\t\t%b"},
125   {0x08001400, 0x3e007c01, "bne\t\t%b"},
126   {0x08001401, 0x3e007c01, "bnel\t\t%b"},
127   {0x00003a00, 0x00007e00, "bne!\t\t%b"},
128   {0x08002c00, 0x3e007c01, "bpl\t\t%b"},
129   {0x08002c01, 0x3e007c01, "bpll\t\t%b"},
130   {0x00000008, 0x3e007fff, "brcs\t\t%15-19r"},
131   {0x00000408, 0x3e007fff, "brcc\t\t%15-19r"},
132   {0x00000808, 0x3e007fff, "brgtu\t\t%15-19r"},
133   {0x00000c08, 0x3e007fff, "brleu\t\t%15-19r"},
134   {0x00001008, 0x3e007fff, "breq\t\t%15-19r"},
135   {0x00001408, 0x3e007fff, "brne\t\t%15-19r"},
136   {0x00001808, 0x3e007fff, "brgt\t\t%15-19r"},
137   {0x00001c08, 0x3e007fff, "brle\t\t%15-19r"},
138   {0x00002008, 0x3e007fff, "brge\t\t%15-19r"},
139   {0x00002408, 0x3e007fff, "brlt\t\t%15-19r"},
140   {0x00002808, 0x3e007fff, "brmi\t\t%15-19r"},
141   {0x00002c08, 0x3e007fff, "brpl\t\t%15-19r"},
142   {0x00003008, 0x3e007fff, "brvs\t\t%15-19r"},
143   {0x00003408, 0x3e007fff, "brvc\t\t%15-19r"},
144   {0x00003808, 0x3e007fff, "brcnz\t\t%15-19r"},
145   {0x00003c08, 0x3e007fff, "br\t\t%15-19r"},
146   {0x00000009, 0x3e007fff, "brcsl\t\t%15-19r"},
147   {0x00000409, 0x3e007fff, "brccl\t\t%15-19r"},
148   {0x00000809, 0x3e007fff, "brgtul\t\t%15-19r"},
149   {0x00000c09, 0x3e007fff, "brleul\t\t%15-19r"},
150   {0x00001009, 0x3e007fff, "breql\t\t%15-19r"},
151   {0x00001409, 0x3e007fff, "brnel\t\t%15-19r"},
152   {0x00001809, 0x3e007fff, "brgtl\t\t%15-19r"},
153   {0x00001c09, 0x3e007fff, "brlel\t\t%15-19r"},
154   {0x00002009, 0x3e007fff, "brgel\t\t%15-19r"},
155   {0x00002409, 0x3e007fff, "brltl\t\t%15-19r"},
156   {0x00002809, 0x3e007fff, "brmil\t\t%15-19r"},
157   {0x00002c09, 0x3e007fff, "brpll\t\t%15-19r"},
158   {0x00003009, 0x3e007fff, "brvsl\t\t%15-19r"},
159   {0x00003409, 0x3e007fff, "brvcl\t\t%15-19r"},
160   {0x00003809, 0x3e007fff, "brcnzl\t\t%15-19r"},
161   {0x00003c09, 0x3e007fff, "brl\t\t%15-19r"},
162   {0x00000080, 0x00007fe0, "br!\t\t%0-4r"},
163   {0x000000a0, 0x00007fe0, "brl!\t\t%0-4r"},
164   {0x000000c0, 0x00007fe0, "brr!\t\t%0-4r"},
165   {0x08003000, 0x3e007c01, "bvs\t\t%b"},
166   {0x08003400, 0x3e007c01, "bvc\t\t%b"},
167   {0x08003001, 0x3e007c01, "bvsl\t\t%b"},
168   {0x08003401, 0x3e007c01, "bvcl\t\t%b"},
169   {0x00003000, 0x00007e00, "b!\t\t%b"},
170   {0x08003c00, 0x3e007c01, "b\t\t%b"},
171   {0x30000000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
172   {0x30100000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
173   {0x30200000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
174   {0x30300000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
175   {0x30400000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
176   {0x30800000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
177   {0x30900000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
178   {0x30a00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
179   {0x30b00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
180   {0x30c00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
181   {0x30d00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
182   {0x30e00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
183   {0x31000000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
184   {0x31100000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
185   {0x31800000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
186   {0x31a00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
187   {0x31b00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
188   {0x31c00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
189   {0x31d00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
190   {0x31e00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
191   {0x31f00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
192   {0x38000000, 0x3ff003ff, "mad\t\t%15-19r, %10-14r"},
193   {0x38000020, 0x3ff003ff, "madu\t\t%15-19r, %10-14r"},
194   {0x38000080, 0x3ff003ff, "mad.f\t\t%15-19r, %10-14r"},
195   {0x38000001, 0x3ff003ff, "msb\t\t%15-19r, %10-14r"},
196   {0x38000021, 0x3ff003ff, "msbu\t\t%15-19r, %10-14r"},
197   {0x38000081, 0x3ff003ff, "msb.f\t\t%15-19r, %10-14r"},
198   {0x38000102, 0x3ff003ff, "mazl\t\t%15-19r, %10-14r"},
199   {0x38000182, 0x3ff003ff, "mazl.f\t\t%15-19r, %10-14r"},
200   {0x38000002, 0x3ff003ff, "madl\t\t%15-19r, %10-14r"},
201   {0x380000c2, 0x3ff003ff, "madl.fs\t\t%15-19r, %10-14r"},
202   {0x38000303, 0x3ff003ff, "mazh\t\t%15-19r, %10-14r"},
203   {0x38000383, 0x3ff003ff, "mazh.f\t\t%15-19r, %10-14r"},
204   {0x38000203, 0x3ff003ff, "madh\t\t%15-19r, %10-14r"},
205   {0x380002c3, 0x3ff003ff, "madh.fs\t\t%15-19r, %10-14r"},
206   {0x38000007, 0x3e0003ff, "max\t\t%20-24r, %15-19r, %10-14r"},
207 
208   {0x00000064, 0x3e00007e, "mbitclr\t\t[%15-19r, %m], %10-14d"},
209   {0x0000006c, 0x3e00007e, "mbitset\t\t[%15-19r, %m], %10-14d"},
210 
211   {0x38000006, 0x3e0003ff, "min\t\t%20-24r, %15-19r, %10-14r"},
212   {0x38000104, 0x3ff003ff, "mszl\t\t%15-19r, %10-14r"},
213   {0x38000184, 0x3ff003ff, "mszl.f\t\t%15-19r, %10-14r"},
214   {0x38000004, 0x3ff003ff, "msbl\t\t%15-19r, %10-14r"},
215   {0x380000c4, 0x3ff003ff, "msbl.fs\t\t%15-19r, %10-14r"},
216   {0x38000305, 0x3ff003ff, "mszh\t\t%15-19r, %10-14r"},
217   {0x38000385, 0x3ff003ff, "mszh.f\t\t%15-19r, %10-14r"},
218   {0x38000205, 0x3ff003ff, "msbh\t\t%15-19r, %10-14r"},
219   {0x380002c5, 0x3ff003ff, "msbh.fs\t\t%15-19r, %10-14r"},
220   {0x3800004e, 0x3e0003ff, "sll.s\t\t%20-24r, %15-19r, %10-14r"},
221   {0x38000049, 0x3e0003ff, "sub.s\t\t%20-24r, %15-19r, %10-14r"},
222   {0x0000001c, 0x3e007fff, "clz\t\t%20-24r, %15-19r"},
223   {0x38000000, 0x3e000000, "ceinst\t\t%20-24d, %15-19r, %10-14r, %5-9d, %0-4d"},
224   {0x00000019, 0x3ff003ff, "cmpteq.c\t\t%15-19r, %10-14r"},
225   {0x00100019, 0x3ff003ff, "cmptmi.c\t\t%15-19r, %10-14r"},
226   {0x00300019, 0x3ff003ff, "cmp.c\t\t%15-19r, %10-14r"},
227   {0x0000001b, 0x3ff07fff, "cmpzteq.c\t%15-19r"},
228   {0x0010001b, 0x3ff07fff, "cmpztmi.c\t%15-19r"},
229   {0x0030001b, 0x3ff07fff, "cmpz.c\t\t%15-19r"},
230   {0x02040001, 0x3e0e0001, "cmpi.c\t\t%20-24r, %1-16i"},
231   {0x00004400, 0x00007c00, "cmp!\t\t%5-9r, %0-4r"},
232   {0x00006000, 0x00007c00, "cmpi!\t\t%5-9r, %0-4i"},
233   {0x0c00000c, 0x3e00001f, "cop1\t\tc%20-24r, c%15-19r, c%10-14r, %5-9d"},
234   {0x0c000014, 0x3e00001f, "cop2\t\tc%20-24r, c%15-19r, c%10-14r, %5-9d"},
235   {0x0c00001c, 0x3e00001f, "cop3\t\tc%20-24r, c%15-19r, c%10-14r, %5-9d"},
236   {0x00000044, 0x3e0003ff, "div\t\t%15-19r, %10-14r"},
237   {0x00000144, 0x3e0003ff, "divr.q\t\t%20-24r,%15-19r, %10-14r"},
238   {0x00000244, 0x3e0003ff, "divr.r\t\t%20-24r,%15-19r, %10-14r"},
239   {0x00000344, 0x3e0003ff, "divr\t\t%20-24r,%15-19r, %10-14r"},
240   {0x00000046, 0x3e0003ff, "divu\t\t%15-19r, %10-14r"},
241   {0x00000146, 0x3e0003ff, "divur.q\t\t%20-24r,%15-19r, %10-14r"},
242   {0x00000246, 0x3e0003ff, "divur.r\t\t%20-24r,%15-19r, %10-14r"},
243   {0x00000346, 0x3e0003ff, "divur\t\t%20-24r,%15-19r, %10-14r"},
244   {0x0c0000a4, 0x3e0003ff, "drte"},
245   {0x00e0,     0xffe1,     "disint!"},
246   {0x00e1,     0xffe1,     "enint!"},
247   {0x00000058, 0x3e0003ff, "extsb\t\t%20-24r, %15-19r"},
248   {0x00000059, 0x3e0003ff, "extsb.c\t\t%20-24r, %15-19r"},
249   {0x0000005a, 0x3e0003ff, "extsh\t\t%20-24r, %15-19r"},
250   {0x0000005b, 0x3e0003ff, "extsh.c\t\t%20-24r, %15-19r"},
251   {0x0000005c, 0x3e0003ff, "extzb\t\t%20-24r, %15-19r"},
252   {0x0000005d, 0x3e0003ff, "extzb.c\t\t%20-24r, %15-19r"},
253   {0x0000005e, 0x3e0003ff, "extzh\t\t%20-24r, %15-19r"},
254   {0x0000005f, 0x3e0003ff, "extzh.c\t\t%20-24r, %15-19r"},
255   {0x04000001, 0x3e000001, "jl\t\t%j"},
256   {0x04000000, 0x3e000001, "j\t\t%j"},
257   {0x26000000, 0x3e000000, "lb\t\t%20-24r, [%15-19r, %0-14i]"},
258   {0x2c000000, 0x3e000000, "lbu\t\t%20-24r, [%15-19r, %0-14i]"},
259   {0x06000003, 0x3e000007, "lb\t\t%20-24r, [%15-19r, %3-14i]+"},
260   {0x06000006, 0x3e000007, "lbu\t\t%20-24r, [%15-19r, %3-14i]+"},
261   {0x0e000003, 0x3e000007, "lb\t\t%20-24r, [%15-19r]+, %3-14i"},
262   {0x0e000006, 0x3e000007, "lbu\t\t%20-24r, [%15-19r]+, %3-14i"},
263   {0x00000060, 0x3e0003ff, "lcb\t\t[%15-19r]+"},
264   {0x00000062, 0x3e0003ff, "lcw\t\t%20-24r, [%15-19r]+"},
265   {0x00000066, 0x3e0003ff, "lce\t\t%20-24r, [%15-19r]+"},
266   {0x0c00000a, 0x3e00001f, "ldc1\t\tc%15-19r, [%20-24r, %5-14i]"},
267   {0x0c000012, 0x3e00001f, "ldc2\t\tc%15-19r, [%20-24r, %5-14i]"},
268   {0x0c00001a, 0x3e00001f, "ldc3\t\tc%15-19r, [%20-24r, %5-14i]"},
269   {0x000000000001LL, 0x1c000000001fLL, "ldi48\t\t%37-41r, %5-36i"},
270   {0x22000000, 0x3e000000, "lh\t\t%20-24r, [%15-19r, %0-14i]"},
271   {0x24000000, 0x3e000000, "lhu\t\t%20-24r, [%15-19r, %0-14i]"},
272   {0x06000001, 0x3e000007, "lh\t\t%20-24r, [%15-19r, %3-14i]+"},
273   {0x06000002, 0x3e000007, "lhu\t\t%20-24r, [%15-19r, %3-14i]+"},
274   {0x0e000001, 0x3e000007, "lh\t\t%20-24r, [%15-19r]+, %3-14i"},
275   {0x0e000002, 0x3e000007, "lhu\t\t%20-24r, [%15-19r]+, %3-14i"},
276   {0x020c0000, 0x3e0e0000, "ldi\t\t%20-24r, 0x%1-16x(%1-16i)"},
277   {0x0a0c0000, 0x3e0e0000, "ldis\t\t%20-24r, 0x%1-16x(%1-16i)"},
278   {0x00006400, 0x00007c00, "ldiu!\t\t%5-9r, %0-4d"},
279   {0x00000032, 0x3e0003ff, "ltbw\t\t%20-24r, [%15-19r, %10-14r]"},
280   {0x00000132, 0x3e0003ff, "ltbh\t\t%20-24r, [%15-19r, %10-14r]"},
281   {0x00000332, 0x3e0003ff, "ltbb\t\t%20-24r, [%15-19r, %10-14r]"},
282   {0x0000000c, 0x3e0003ff, "alw\t\t%20-24r, [%15-19r]"},
283   {0x20000000, 0x3e000000, "lw\t\t%20-24r, [%15-19r, %0-14i]"},
284   {0x06000000, 0x3e000007, "lw\t\t%20-24r, [%15-19r, %3-14i]+"},
285   {0x0e000000, 0x3e000007, "lw\t\t%20-24r, [%15-19r]+, %3-14i"},
286   {0x00001000, 0x00007000, "lw!\t\t%8-11r, [%5-7r,%0-4d2]"},
287   {0x000000000002LL, 0x1c000000001fLL, "lw48\t\t%37-41r,[0x%7-36w]"},
288   {0x00007a00, 0x00007f00, "madl.fs!\t\t%4-7r, %0-3r"},
289   {0x00007500, 0x00007f00, "madu!\t\t%4-7r, %0-3r"},
290   {0x00007400, 0x00007f00, "mad.f!\t\t%4-7r, %0-3r"},
291   {0x00007900, 0x00007f00, "mazh.f!\t\t%4-7r, %0-3r"},
292   {0x00007800, 0x00007f00, "mazl.f!\t\t%4-7r, %0-3r"},
293   {0x00000448, 0x3e007fff, "mfcel\t\t%20-24r"},
294   {0x00007100, 0x00007ff0, "mfcel!\t\t%0-3r"},
295   {0x00000848, 0x3e007fff, "mfceh\t\t%20-24r"},
296   {0x00007110, 0x00007ff0, "mfceh!\t\t%0-3r"},
297   {0x00000c48, 0x3e007fff, "mfcehl\t\t%20-24r, %15-19r"},
298   {0x00000048, 0x3e0003ff, "mfce\t\t%20-24r, er%10-14d"},
299   {0x00000050, 0x3e0003ff, "mfsr\t\t%20-24r, sr%10-14d"},
300   {0x0c000001, 0x3e00001f, "mfcr\t\t%20-24r, c%15-19r"},
301   {0x0c000009, 0x3e00001f, "mfc1\t\t%20-24r, c%15-19r"},
302   {0x0c000011, 0x3e00001f, "mfc2\t\t%20-24r, c%15-19r"},
303   {0x0c000019, 0x3e00001f, "mfc3\t\t%20-24r, c%15-19r"},
304   {0x0c00000f, 0x3e00001f, "mfcc1\t\t%20-24r, c%15-19r"},
305   {0x0c000017, 0x3e00001f, "mfcc2\t\t%20-24r, c%15-19r"},
306   {0x0c00001f, 0x3e00001f, "mfcc3\t\t%20-24r, c%15-19r"},
307   /* confilct: push! mhfl!.  */
308   {0x00000040, 0x00007fe0, "pop!\t\t%0-4r"},
309   {0x00000060, 0x00007fe0, "push!\t\t%0-4r"},
310   {0x00006800, 0x00007c00, "rpop!\t\t%5-9r, %0-4d"},
311   {0x00006c00, 0x00007c00, "rpush!\t\t%5-9r, %0-4d"},
312   {0x00007600, 0x00007f00, "msb.f!\t\t%4-7r, %0-3r"},
313   {0x00007f00, 0x00007f00, "msbh.fs!\t\t%4-7r, %0-3r"},
314   {0x00007e00, 0x00007f00, "msbl.fs!\t\t%4-7r, %0-3r"},
315   {0x00007700, 0x00007f00, "msbu!\t\t%4-7r, %0-3r"},
316   {0x00007d00, 0x00007f00, "mszh.f!\t\t%4-7r, %0-3r"},
317   {0x00007c00, 0x00007f00, "mszl.f!\t\t%4-7r, %0-3r"},
318   {0x0000044a, 0x3e007fff, "mtcel\t\t%20-24r"},
319   {0x00007000, 0x00007ff0, "mtcel!\t\t%0-3r"},
320   {0x0000084a, 0x3e007fff, "mtceh\t\t%20-24r"},
321   {0x00007010, 0x00007ff0, "mtceh!\t\t%0-3r"},
322   {0x00000c4a, 0x3e007fff, "mtcehl\t\t%20-24r, %15-19r"},
323   {0x0000004a, 0x3e0003ff, "mtce\t\t%20-24r, er%10-14d"},
324   {0x00000052, 0x3e0003ff, "mtsr\t\t%15-19r, sr%10-14d"},
325   {0x0c000000, 0x3e00001f, "mtcr\t\t%20-24r, c%15-19r"},
326   {0x0c000008, 0x3e00001f, "mtc1\t\t%20-24r, c%15-19r"},
327   {0x0c000010, 0x3e00001f, "mtc2\t\t%20-24r, c%15-19r"},
328   {0x0c000018, 0x3e00001f, "mtc3\t\t%20-24r, c%15-19r"},
329   {0x0c00000e, 0x3e00001f, "mtcc1\t\t%20-24r, c%15-19r"},
330   {0x0c000016, 0x3e00001f, "mtcc2\t\t%20-24r, c%15-19r"},
331   {0x0c00001e, 0x3e00001f, "mtcc3\t\t%20-24r, c%15-19r"},
332   {0x00000040, 0x3e0003ff, "mul\t\t%15-19r, %10-14r"},
333   {0x00000140, 0x3e0003ff, "mulr.l\t\t%20-24r,%15-19r, %10-14r"},
334   {0x00000240, 0x3e0003ff, "mulr.h\t\t%20-24r,%15-19r, %10-14r"},
335   {0x00000340, 0x3e0003ff, "mulr\t\t%20-24r,%15-19r, %10-14r"},
336   {0x00000141, 0x3e0003ff, "mulr.lf\t\t%20-24r,%15-19r, %10-14r"},
337   {0x00000241, 0x3e0003ff, "mulr.hf\t\t%20-24r,%15-19r, %10-14r"},
338   {0x00000341, 0x3e0003ff, "mulr.f\t\t%20-24r,%15-19r, %10-14r"},
339   {0x00000040, 0x3e0003ff, "maz\t\t%15-19r, %10-14r"},
340   {0x00000041, 0x3e0003ff, "mul.f\t\t%15-19r, %10-14r"},
341   {0x00000041, 0x3e0003ff, "maz.f\t\t%15-19r, %10-14r"},
342   {0x00007200, 0x00007f00, "mul.f!\t\t%4-7r, %0-3r"},
343   {0x00000042, 0x3e0003ff, "mulu\t\t%15-19r, %10-14r"},
344   {0x00000142, 0x3e0003ff, "mulur.l\t\t%20-24r,%15-19r, %10-14r"},
345   {0x00000242, 0x3e0003ff, "mulur.h\t\t%20-24r,%15-19r, %10-14r"},
346   {0x00000342, 0x3e0003ff, "mulur\t\t%20-24r,%15-19r, %10-14r"},
347   {0x00000042, 0x3e0003ff, "mazu\t\t%15-19r, %10-14r"},
348   {0x00007300, 0x00007f00, "mulu!\t\t%4-7r, %0-3r"},
349   {0x00000056, 0x3e007fff, "mvcs\t\t%20-24r, %15-19r"},
350   {0x00000456, 0x3e007fff, "mvcc\t\t%20-24r, %15-19r"},
351   {0x00000856, 0x3e007fff, "mvgtu\t\t%20-24r, %15-19r"},
352   {0x00000c56, 0x3e007fff, "mvleu\t\t%20-24r, %15-19r"},
353   {0x00001056, 0x3e007fff, "mveq\t\t%20-24r, %15-19r"},
354   {0x00001456, 0x3e007fff, "mvne\t\t%20-24r, %15-19r"},
355   {0x00001856, 0x3e007fff, "mvgt\t\t%20-24r, %15-19r"},
356   {0x00001c56, 0x3e007fff, "mvle\t\t%20-24r, %15-19r"},
357   {0x00002056, 0x3e007fff, "mvge\t\t%20-24r, %15-19r"},
358   {0x00002456, 0x3e007fff, "mvlt\t\t%20-24r, %15-19r"},
359   {0x00002856, 0x3e007fff, "mvmi\t\t%20-24r, %15-19r"},
360   {0x00002c56, 0x3e007fff, "mvpl\t\t%20-24r, %15-19r"},
361   {0x00003056, 0x3e007fff, "mvvs\t\t%20-24r, %15-19r"},
362   {0x00003456, 0x3e007fff, "mvvc\t\t%20-24r, %15-19r"},
363   {0x00003c56, 0x3e007fff, "mv\t\t%20-24r, %15-19r"},
364   {0x00004000, 0x00007c00, "mv!\t\t%5-9r, %0-4r"},
365   {0x0000001e, 0x3e0003ff, "neg\t\t%20-24r, %10-14r"},
366   {0x0000001f, 0x3e0003ff, "neg.c\t\t%20-24r, %10-14r"},
367   {0x00000000, 0x3e0003ff, "nop"},
368   {0x00000024, 0x3e0003ff, "not\t\t%20-24r, %15-19r"},
369   {0x00000025, 0x3e0003ff, "not.c\t\t%20-24r, %15-19r"},
370   {0x00000000, 0x00007fff, "nop!"},
371   {0x00000022, 0x3e0003ff, "or\t\t%20-24r, %15-19r, %10-14r"},
372   {0x00000023, 0x3e0003ff, "or.c\t\t%20-24r, %15-19r, %10-14r"},
373   {0x020a0000, 0x3e0e0001, "ori\t\t%20-24r, 0x%1-16x"},
374   {0x020a0001, 0x3e0e0001, "ori.c\t\t%20-24r, 0x%1-16x"},
375   {0x0a0a0000, 0x3e0e0001, "oris\t\t%20-24r, 0x%1-16x"},
376   {0x0a0a0001, 0x3e0e0001, "oris.c\t\t%20-24r, 0x%1-16x"},
377   {0x1a000000, 0x3e000001, "orri\t\t%20-24r, %15-19r, 0x%1-14x"},
378   {0x1a000001, 0x3e000001, "orri.c\t\t%20-24r, %15-19r, 0x%1-14x"},
379   {0x00004a00, 0x00007f00, "or!\t\t%4-7r, %0-3r"},
380   {0x040000000002LL, 0x1c0000000003LL, "orri48\t\t%38-41r,%34-37r, 0x%2-33x"},
381   {0x040000000003LL, 0x1c0000000003LL, "orri48.c\t\t%38-41r,%34-37r, 0x%2-33x"},
382   {0x0000000a, 0x3e0003ff, "pflush"},
383   {0x00000038, 0x3e0003ff, "ror\t\t%20-24r, %15-19r, %10-14r"},
384   {0x00000039, 0x3e0003ff, "ror.c\t\t%20-24r, %15-19r, %10-14r"},
385   {0x0000003b, 0x3e0003ff, "rorc.c\t\t%20-24r, %15-19r, %10-14r"},
386   {0x0000003c, 0x3e0003ff, "rol\t\t%20-24r, %15-19r, %10-14r"},
387   {0x0000003d, 0x3e0003ff, "rol.c\t\t%20-24r, %15-19r, %10-14r"},
388   {0x0000003f, 0x3e0003ff, "rolc.c\t\t%20-24r, %15-19r, %10-14r"},
389   {0x00000078, 0x3e0003ff, "rori\t\t%20-24r, %15-19r, %10-14d"},
390   {0x00000079, 0x3e0003ff, "rori.c\t\t%20-24r, %15-19r, %10-14d"},
391   {0x0000007b, 0x3e0003ff, "roric.c\t\t%20-24r, %15-19r, %10-14d"},
392   {0x0000007c, 0x3e0003ff, "roli\t\t%20-24r, %15-19r, %10-14d"},
393   {0x0000007d, 0x3e0003ff, "roli.c\t\t%20-24r, %15-19r, %10-14d"},
394   {0x0000007f, 0x3e0003ff, "rolic.c\t\t%20-24r, %15-19r, %10-14d"},
395   {0x0c000084, 0x3e0003ff, "rte"},
396   {0x2e000000, 0x3e000000, "sb\t\t%20-24r, [%15-19r, %0-14i]"},
397   {0x06000007, 0x3e000007, "sb\t\t%20-24r, [%15-19r, %3-14i]+"},
398   {0x0e000007, 0x3e000007, "sb\t\t%20-24r, [%15-19r]+, %3-14i"},
399   {0x0000000e, 0x3e0003ff, "asw\t\t%20-24r, [%15-19r]"},
400   {0x00000068, 0x3e0003ff, "scb\t\t%20-24r, [%15-19r]+"},
401   {0x0000006a, 0x3e0003ff, "scw\t\t%20-24r, [%15-19r]+"},
402   {0x0000006e, 0x3e0003ff, "sce\t\t[%15-19r]+"},
403   {0x00000006, 0x3e0003ff, "sdbbp\t\t%15-19d"},
404   {0x00000020, 0x00007fe0, "sdbbp!\t\t%0-4d"},
405   {0x000000000000LL, 0x1c000000001fLL, "sdbbp48\t\t%5-9d"},
406   {0x2a000000, 0x3e000000, "sh\t\t%20-24r, [%15-19r, %0-14i]"},
407   {0x06000005, 0x3e000007, "sh\t\t%20-24r, [%15-19r, %3-14i]+"},
408   {0x0e000005, 0x3e000007, "sh\t\t%20-24r, [%15-19r]+, %3-14i"},
409   {0x0c0000c4, 0x3e0003ff, "sleep"},
410   {0x0c0000e4, 0x3e0003ff, "rti"},
411   {0x00000030, 0x3e0003ff, "sll\t\t%20-24r, %15-19r, %10-14r"},
412   {0x00000031, 0x3e0003ff, "sll.c\t\t%20-24r, %15-19r, %10-14r"},
413   {0x00000070, 0x3e0003ff, "slli\t\t%20-24r, %15-19r, %10-14d"},
414   {0x00000071, 0x3e0003ff, "slli.c\t\t%20-24r, %15-19r, %10-14d"},
415   {0x00005800, 0x00007e00, "slli!\t\t%5-8r, %0-4d"},
416   {0x00000034, 0x3e0003ff, "srl\t\t%20-24r, %15-19r, %10-14r"},
417   {0x00000035, 0x3e0003ff, "srl.c\t\t%20-24r, %15-19r, %10-14r"},
418   {0x00000036, 0x3e0003ff, "sra\t\t%20-24r, %15-19r, %10-14r"},
419   {0x00000037, 0x3e0003ff, "sra.c\t\t%20-24r, %15-19r, %10-14r"},
420   {0x00000074, 0x3e0003ff, "srli\t\t%20-24r, %15-19r, %10-14d"},
421   {0x00000075, 0x3e0003ff, "srli.c\t\t%20-24r, %15-19r, %10-14d"},
422   {0x00000076, 0x3e0003ff, "srai\t\t%20-24r, %15-19r, %10-14d"},
423   {0x00000077, 0x3e0003ff, "srai.c\t\t%20-24r, %15-19r, %10-14d"},
424   {0x00005a00, 0x00007e00, "srli!\t\t%5-8r, %0-4d"},
425   {0x0c00000b, 0x3e00001f, "stc1\t\tc%15-19r, [%20-24r, %5-14i]"},
426   {0x0c000013, 0x3e00001f, "stc2\t\tc%15-19r, [%20-24r, %5-14i]"},
427   {0x0c00001b, 0x3e00001f, "stc3\t\tc%15-19r, [%20-24r, %5-14i]"},
428   {0x00000014, 0x3e0003ff, "sub\t\t%20-24r, %15-19r, %10-14r"},
429   {0x00000015, 0x3e0003ff, "sub.c\t\t%20-24r, %15-19r, %10-14r"},
430   {0x00000016, 0x3e0003ff, "subc\t\t%20-24r, %15-19r, %10-14r"},
431   {0x00000017, 0x3e0003ff, "subc.c\t\t%20-24r, %15-19r, %10-14r"},
432   {0x00004900, 0x00007f00, "sub!\t\t%4-7r, %0-3r"},
433   {0x28000000, 0x3e000000, "sw\t\t%20-24r, [%15-19r, %0-14i]"},
434   {0x06000004, 0x3e000007, "sw\t\t%20-24r, [%15-19r, %3-14i]+"},
435   {0x0e000004, 0x3e000007, "sw\t\t%20-24r, [%15-19r]+, %3-14i"},
436   {0x00002000, 0x00007000, "sw!\t\t%8-11r, [%5-7r,%0-4d2]"},
437   {0x000000000003LL, 0x1c000000001fLL, "sw48\t\t%37-41r, [0x%7-36w]"},
438   {0x00000002, 0x3e0003ff, "syscall\t\t%10-24d"},
439   {0x00000054, 0x3e007fff, "tcs"},
440   {0x00000454, 0x3e007fff, "tcc"},
441   {0x00003854, 0x3e007fff, "tcnz"},
442   {0x00001054, 0x3e007fff, "teq"},
443   {0x00000854, 0x3e007fff, "tgtu"},
444   {0x00001854, 0x3e007fff, "tgt"},
445   {0x00002054, 0x3e007fff, "tge"},
446   {0x00000c54, 0x3e007fff, "tleu"},
447   {0x00001c54, 0x3e007fff, "tle"},
448   {0x00002454, 0x3e007fff, "tlt"},
449   {0x0c000004, 0x3e0003ff, "stlb"},
450   {0x0c000024, 0x3e0003ff, "mftlb"},
451   {0x0c000044, 0x3e0003ff, "mtptlb"},
452   {0x0c000064, 0x3e0003ff, "mtrtlb"},
453   {0x00002854, 0x3e007fff, "tmi"},
454   {0x00001454, 0x3e007fff, "tne"},
455   {0x00002c54, 0x3e007fff, "tpl"},
456   {0x00000004, 0x3e007fff, "trapcs\t\t%15-19d"},
457   {0x00000404, 0x3e007fff, "trapcc\t\t%15-19d"},
458   {0x00000804, 0x3e007fff, "trapgtu\t\t%15-19d"},
459   {0x00000c04, 0x3e007fff, "trapleu\t\t%15-19d"},
460   {0x00001004, 0x3e007fff, "trapeq\t\t%15-19d"},
461   {0x00001404, 0x3e007fff, "trapne\t\t%15-19d"},
462   {0x00001804, 0x3e007fff, "trapgt\t\t%15-19d"},
463   {0x00001c04, 0x3e007fff, "traple\t\t%15-19d"},
464   {0x00002004, 0x3e007fff, "trapge\t\t%15-19d"},
465   {0x00002404, 0x3e007fff, "traplt\t\t%15-19d"},
466   {0x00002804, 0x3e007fff, "trapmi\t\t%15-19d"},
467   {0x00002c04, 0x3e007fff, "trappl\t\t%15-19d"},
468   {0x00003004, 0x3e007fff, "trapvs\t\t%15-19d"},
469   {0x00003404, 0x3e007fff, "trapvc\t\t%15-19d"},
470   {0x00003c04, 0x3e007fff, "trap\t\t%15-19d"},
471   {0x00003c54, 0x3e007fff, "tset"},
472   {0x00003054, 0x3e007fff, "tvs"},
473   {0x00003454, 0x3e007fff, "tvc"},
474   {0x00000026, 0x3e0003ff, "xor\t\t%20-24r, %15-19r, %10-14r"},
475   {0x00000027, 0x3e0003ff, "xor.c\t\t%20-24r, %15-19r, %10-14r"},
476   {0,0,NULL}
477 };
478 
479 
480 #ifndef streq
481 #define streq(a,b)    (strcmp ((a), (b)) == 0)
482 #endif
483 
484 #ifndef strneq
485 #define strneq(a,b,n)    (strncmp ((a), (b), (n)) == 0)
486 #endif
487 
488 #ifndef NUM_ELEM
489 #define NUM_ELEM(a)     (sizeof (a) / sizeof (a)[0])
490 #endif
491 
492 typedef struct
493 {
494   const char *name;
495   const char *description;
496   const char *reg_names[32];
497 } score_regname;
498 
499 static score_regname regnames[] =
500 {
501   {"gcc", "Select register names used by GCC",
502   {"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10",
503    "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20",
504    "r21", "r22", "r23", "r24", "r25", "r26", "r27", "gp", "r29", "r30", "r31"}},
505 };
506 
507 static unsigned int regname_selected = 0;
508 
509 #define NUM_SCORE_REGNAMES  NUM_ELEM (regnames)
510 #define score_regnames      regnames[regname_selected].reg_names
511 
512 /* Print one instruction from PC on INFO->STREAM.
513    Return the size of the instruction.  */
514 static int
515 print_insn_score48 (struct disassemble_info *info, bfd_vma given)
516 {
517   struct score_opcode *insn;
518   void *stream = info->stream;
519   fprintf_ftype func = info->fprintf_func;
520 
521   for (insn = score_opcodes; insn->assembler; insn++)
522     {
523       /* Using insn->mask &0xff00000000 to distinguish 48/32 bit.  */
524       if ((insn->mask & 0xff0000000000LL) != 0
525 	  && (given & insn->mask) == insn->value)
526 	{
527 	  info->bytes_per_chunk = 2;
528 	  info->bytes_per_line =6;
529 
530 	  char *c;
531 
532 	  for (c = insn->assembler; *c; c++)
533 	    {
534 	      if (*c == '%')
535 		{
536 		  switch (*++c)
537 		    {
538 		    case '0':
539 		    case '1':
540 		    case '2':
541 		    case '3':
542 		    case '4':
543 		    case '5':
544 		    case '6':
545 		    case '7':
546 		    case '8':
547 		    case '9':
548 		      {
549 			int bitstart = *c++ - '0';
550 			int bitend = 0;
551 
552 			while (*c >= '0' && *c <= '9')
553 			  bitstart = (bitstart * 10) + *c++ - '0';
554 
555 			switch (*c)
556 			  {
557 			  case '-':
558 			    c++;
559 			    while (*c >= '0' && *c <= '9')
560 			      bitend = (bitend * 10) + *c++ - '0';
561 
562 			    if (!bitend)
563 			      abort ();
564 
565 			    switch (*c)
566 			      {
567 			      case 'r':
568 				{
569 				  unsigned long reg;
570 
571 				  reg = given >> bitstart;
572 				  reg &= (2u << (bitend - bitstart)) - 1;
573 
574 				  func (stream, "%s", score_regnames[reg]);
575 				}
576 				break;
577 			      case 'd':
578 				{
579 				  unsigned long reg;
580 
581 				  reg = given >> bitstart;
582 				  reg &= (2u << (bitend - bitstart)) - 1;
583 
584 				  func (stream, "%ld", reg);
585 				}
586 				break;
587 			      case 'i':
588 				{
589 				  long reg;
590 				  reg = given >> bitstart;
591 				  reg &= (2u << (bitend - bitstart)) - 1;
592 				  reg = ((reg ^ (1u << (bitend - bitstart)))
593 					 - (1u << (bitend - bitstart)));
594 				  /* Fix bug: s3_testsuite 64-bit.
595 				     Remove high 32 bits.  */
596 				  reg = (int) reg;
597 
598 				  if (((given & insn->mask) == 0x0c00000a)      /* ldc1  */
599 				      || ((given & insn->mask) == 0x0c000012)   /* ldc2  */
600 				      || ((given & insn->mask) == 0x0c00001c)   /* ldc3  */
601 				      || ((given & insn->mask) == 0x0c00000b)   /* stc1  */
602 				      || ((given & insn->mask) == 0x0c000013)   /* stc2  */
603 				      || ((given & insn->mask) == 0x0c00001b))  /* stc3  */
604 				    reg *= 4;
605 
606 				  func (stream, "%ld", reg);
607 				}
608 				break;
609 			      case 'x':
610 				{
611 				  unsigned long reg;
612 
613 				  reg = given >> bitstart;
614 				  reg &= (2u << (bitend - bitstart)) - 1;
615 
616 				  func (stream, "%lx", reg);
617 				}
618 				break;
619 			      case 'w':
620 				{
621 				  unsigned long reg;
622 				  reg = given >> bitstart;
623 				  reg &= (2u << (bitend - bitstart)) - 1;
624 				  reg <<= 2;
625 				  func (stream, "%lx", reg);
626 				}
627 				break;
628 
629 			      default:
630 				abort ();
631 			      }
632 			    break;
633 
634 			  case '`':
635 			    c++;
636 			    if ((given & (1u << bitstart)) == 0)
637 			      func (stream, "%c", *c);
638 			    break;
639 			  case '\'':
640 			    c++;
641 			    if ((given & (1u << bitstart)) != 0)
642 			      func (stream, "%c", *c);
643 			    break;
644 			  default:
645 			    abort ();
646 			  }
647 			break;
648 		      }
649 		    default:
650 		      abort ();
651 		    }
652 		}
653 	      else
654 		func (stream, "%c", *c);
655 	    }
656 	  return 6;
657 	}
658     }
659 
660 #if (SCORE_SIMULATOR_ACTIVE)
661   func (stream, _("<illegal instruction>"));
662   return 6;
663 #endif
664 
665   abort ();
666 }
667 
668 /* Print one instruction from PC on INFO->STREAM.
669    Return the size of the instruction.  */
670 static int
671 print_insn_score32 (bfd_vma pc, struct disassemble_info *info, long given)
672 {
673   struct score_opcode *insn;
674   void *stream = info->stream;
675   int rb_equal_zero = 1;
676   fprintf_ftype func = info->fprintf_func;
677 
678   for (insn = score_opcodes; insn->assembler; insn++)
679     {
680       if ((insn->mask & 0xff0000000000LL) == 0
681 	  && (insn->mask & 0xffff0000) != 0
682 	  && (given & insn->mask) == insn->value)
683 	{
684 	  /* check for bcmpeq / bcmpeqz / bcmpne / bcmpnez
685 	     given & 0x7c00 is to test if rb is zero,
686 	     rb_equal_zero = 1 : index to bcmpeqz
687 	     rb_equal_zero = 0 , index to bcmpeq
688 	     only for branch compare (insn->mask == 0x3e00007e).  */
689 	  if ((given & 0x7c00) != 0
690 	      && rb_equal_zero
691 	      && insn->mask == 0x3e00007e
692 	      && (insn->value == 0x0000004c || insn->value == 0x0000004e))
693 	    {
694 	      rb_equal_zero =0;
695 	      continue;
696 	    }
697 
698 	  char *c;
699 
700 	  for (c = insn->assembler; *c; c++)
701 	    {
702 	      if (*c == '%')
703 		{
704 		  switch (*++c)
705 		    {
706 		    case 'j':
707 		      {
708 			int target;
709 
710 			if (info->flags & INSN_HAS_RELOC)
711 			  pc = 0;
712 			target = (pc & 0xfe000000) | (given & 0x01fffffe);
713 			(*info->print_address_func) (target, info);
714 		      }
715 		      break;
716 		    case 'b':
717 		      {
718 			/* Sign-extend a 20-bit number.  */
719 #define SEXT20(x) ((((x) & 0xfffff) ^ (~ 0x7ffff)) + 0x80000)
720 			int disp = (((given & 0x01ff8000) >> 5)
721 				    | (given & 0x3fe));
722 			int target = (pc + SEXT20 (disp));
723 
724 			(*info->print_address_func) (target, info);
725 		      }
726 		      break;
727 		    case 'z':
728 		      {
729 #define SEXT10(x) ((((x) & 0x3ff) ^ (~ 0x1ff)) + 0x200)
730 			if  ((given & 0x7c00 ) == 0)
731 			  {
732 			    /* Sign-extend a 20-bit number.  */
733 			    /* disp : [24 -20]  , [9-7 ] , [0] */
734 			    int disp = ((given & 1) << 1
735 					| ((given >> 7) & 7) << 2
736 					| ((given >> 20) & 0x1f) <<5);
737 			    int target = (pc + SEXT10 (disp));
738 			    (*info->print_address_func) (target, info);
739 			  }
740 			else
741 			  {
742 			    unsigned long reg;
743 			    int bitstart = 10;
744 			    int bitend = 14;
745 			    reg = given >> bitstart;
746 			    reg &= (2u << (bitend - bitstart)) - 1;
747 			    /* Sign-extend a 20-bit number.  */
748 			    int disp = ((given & 1) << 1
749 					| ((given >> 7) & 7) << 2
750 					| ((given >> 20) & 0x1f) <<5);
751 			    int target = (pc + SEXT10 (disp));
752 			    func (stream, "%s ,", score_regnames[reg] );
753 			    (*info->print_address_func) (target, info);
754 
755 			  }
756 
757 		      }
758 		      break;
759 		    case 'm':
760 		      {
761 			/* disp : [24 -20]  , [9-7 ] , [0] */
762 			int disp = ((given & 1) << 2
763 				    | ((given >> 7) & 7) << 3
764 				    | ((given >> 20) & 0x1f) << 6);
765 			(*info->print_address_func) (disp, info);
766 		      }
767 		      break;
768 		    case '0':
769 		    case '1':
770 		    case '2':
771 		    case '3':
772 		    case '4':
773 		    case '5':
774 		    case '6':
775 		    case '7':
776 		    case '8':
777 		    case '9':
778 		      {
779 			int bitstart = *c++ - '0';
780 			int bitend = 0;
781 
782 			while (*c >= '0' && *c <= '9')
783 			  bitstart = (bitstart * 10) + *c++ - '0';
784 
785 			switch (*c)
786 			  {
787 			  case '-':
788 			    c++;
789 			    while (*c >= '0' && *c <= '9')
790 			      bitend = (bitend * 10) + *c++ - '0';
791 
792 			    if (!bitend)
793 			      abort ();
794 
795 			    switch (*c)
796 			      {
797 			      case 'r':
798 				{
799 				  unsigned long reg;
800 
801 				  reg = given >> bitstart;
802 				  reg &= (2u << (bitend - bitstart)) - 1;
803 
804 				  func (stream, "%s", score_regnames[reg]);
805 				}
806 				break;
807 			      case 'd':
808 				{
809 				  unsigned long reg;
810 
811 				  reg = given >> bitstart;
812 				  reg &= (2u << (bitend - bitstart)) - 1;
813 
814 				  func (stream, "%ld", reg);
815 				}
816 				break;
817 			      case 'i':
818 				{
819 				  long reg;
820 
821 				  reg = given >> bitstart;
822 				  reg &= (2u << (bitend - bitstart)) - 1;
823 				  reg = ((reg ^ (1u << (bitend - bitstart)))
824 					 - (1u << (bitend - bitstart)));
825 
826 				  if (((given & insn->mask) == 0x0c00000a)      /* ldc1  */
827 				      || ((given & insn->mask) == 0x0c000012)   /* ldc2  */
828 				      || ((given & insn->mask) == 0x0c00001c)   /* ldc3  */
829 				      || ((given & insn->mask) == 0x0c00000b)   /* stc1  */
830 				      || ((given & insn->mask) == 0x0c000013)   /* stc2  */
831 				      || ((given & insn->mask) == 0x0c00001b))  /* stc3  */
832 				    reg *= 4;
833 
834 				  func (stream, "%ld", reg);
835 				}
836 				break;
837 			      case 'x':
838 				{
839 				  unsigned long reg;
840 
841 				  reg = given >> bitstart;
842 				  reg &= (2u << (bitend - bitstart)) - 1;
843 
844 				  func (stream, "%lx", reg);
845 				}
846 				break;
847 			      default:
848 				abort ();
849 			      }
850 			    break;
851 
852 			  case '`':
853 			    c++;
854 			    if ((given & (1u << bitstart)) == 0)
855 			      func (stream, "%c", *c);
856 			    break;
857 			  case '\'':
858 			    c++;
859 			    if ((given & (1u << bitstart)) != 0)
860 			      func (stream, "%c", *c);
861 			    break;
862 			  default:
863 			    abort ();
864 			  }
865 			break;
866 		      }
867 		    default:
868 		      abort ();
869 		    }
870 		}
871 	      else
872 		func (stream, "%c", *c);
873 	    }
874 	  return 4;
875 	}
876     }
877 
878 #if (SCORE_SIMULATOR_ACTIVE)
879   func (stream, _("<illegal instruction>"));
880   return 4;
881 #endif
882 
883   abort ();
884 }
885 
886 /* Print one instruction from PC on INFO->STREAM.
887    Return the size of the instruction.  */
888 static int
889 print_insn_score16 (bfd_vma pc, struct disassemble_info *info, long given)
890 {
891   struct score_opcode *insn;
892   void *stream = info->stream;
893   fprintf_ftype func = info->fprintf_func;
894 
895   given &= 0xffff;
896   for (insn = score_opcodes; insn->assembler; insn++)
897     {
898       if ((insn->mask & 0xff0000000000LL) == 0
899 	  && !(insn->mask & 0xffff0000)
900 	  && (given & insn->mask) == insn->value)
901 	{
902 	  char *c = insn->assembler;
903 
904 	  info->bytes_per_chunk = 2;
905 	  info->bytes_per_line = 4;
906 	  given &= 0xffff;
907 
908 	  for (; *c; c++)
909 	    {
910 	      if (*c == '%')
911 		{
912 		  switch (*++c)
913 		    {
914 		    case 'j':
915 		      {
916 			int target;
917 
918 			if (info->flags & INSN_HAS_RELOC)
919 			  pc = 0;
920 
921 			target = (pc & 0xfffff000) | (given & 0x00000ffe);
922 			(*info->print_address_func) (target, info);
923 		      }
924 		      break;
925 
926 		    case 'b':
927 		      {
928 			/* Sign-extend a 9-bit number.  */
929 #define SEXT10(x) ((((x) & 0x3ff) ^ (~ 0x1ff)) + 0x200)
930 			int disp = (given & 0x1ff) << 1;
931 			int target = (pc + SEXT10 (disp));
932 
933 			(*info->print_address_func) (target, info);
934 		      }
935 		      break;
936 
937 		    case '0':
938 		    case '1':
939 		    case '2':
940 		    case '3':
941 		    case '4':
942 		    case '5':
943 		    case '6':
944 		    case '7':
945 		    case '8':
946 		    case '9':
947 		      {
948 			int bitstart = *c++ - '0';
949 			int bitend = 0;
950 
951 			while (*c >= '0' && *c <= '9')
952 			  bitstart = (bitstart * 10) + *c++ - '0';
953 
954 			switch (*c)
955 			  {
956 			  case '-':
957 			    {
958 			      long reg;
959 
960 			      c++;
961 			      while (*c >= '0' && *c <= '9')
962 				bitend = (bitend * 10) + *c++ - '0';
963 			      if (!bitend)
964 				abort ();
965 			      reg = given >> bitstart;
966 			      reg &= (2u << (bitend - bitstart)) - 1;
967 
968 			      switch (*c)
969 				{
970 				case 'R':
971 				  func (stream, "%s", score_regnames[reg + 16]);
972 				  break;
973 				case 'r':
974 				  func (stream, "%s", score_regnames[reg]);
975 				  break;
976 				case 'd':
977 				  /* Check rpush rd, 0 and rpop! rd, 0.
978 				     If 0, then print 32.  */
979 				  if (((given & 0x00007c00) == 0x00006c00
980 				       || (given & 0x00007c00) == 0x00006800)
981 				      && reg == 0)
982 				    reg = 32;
983 
984 				  if (*(c + 1) == '\0')
985 				    func (stream, "%ld", reg);
986 				  else
987 				    {
988 				      c++;
989 				      if (*c == '1')
990 					func (stream, "%ld", reg << 1);
991 				      else if (*c == '2')
992 					func (stream, "%ld", reg << 2);
993 				    }
994 				  break;
995 
996 				case 'x':
997 				  if (*(c + 1) == '\0')
998 				    func (stream, "%lx", reg);
999 				  else
1000 				    {
1001 				      c++;
1002 				      if (*c == '1')
1003 					func (stream, "%lx", reg << 1);
1004 				      else if (*c == '2')
1005 					func (stream, "%lx", reg << 2);
1006 				    }
1007 				  break;
1008 				case 'i':
1009 				  reg = (reg ^ (1u << bitend)) - (1u << bitend);
1010 				  func (stream, "%ld", reg);
1011 				  break;
1012 				default:
1013 				  abort ();
1014 				}
1015 			    }
1016 			    break;
1017 
1018 			  case '\'':
1019 			    c++;
1020 			    if ((given & (1u << bitstart)) != 0)
1021 			      func (stream, "%c", *c);
1022 			    break;
1023 			  default:
1024 			    abort ();
1025 			  }
1026 		      }
1027 		      break;
1028 		    default:
1029 		      abort ();
1030 		    }
1031 		}
1032 	      else
1033 		func (stream, "%c", *c);
1034 	    }
1035 
1036 	  return 2;
1037 	}
1038     }
1039 #if (SCORE_SIMULATOR_ACTIVE)
1040   func (stream, _("<illegal instruction>"));
1041   return 2;
1042 #endif
1043 
1044   /* No match.  */
1045   abort ();
1046 }
1047 
1048 /* NOTE: There are no checks in these routines that
1049    the relevant number of data bytes exist.  */
1050 static int
1051 s3_print_insn (bfd_vma pc, struct disassemble_info *info, bfd_boolean little)
1052 {
1053   unsigned char b[6];
1054   bfd_vma given, given_h, given_l, given_16, given_32, given_48;
1055   bfd_vma ridparity;
1056   int status;
1057   void *stream = info->stream;
1058   fprintf_ftype func = info->fprintf_func;
1059 
1060   info->display_endian = little ? BFD_ENDIAN_LITTLE : BFD_ENDIAN_BIG;
1061   info->bytes_per_chunk = 2;
1062   status = info->read_memory_func (pc, (bfd_byte *) &b[0], 4, info);
1063   if (status != 0)
1064     {
1065       info->bytes_per_chunk = 2;
1066       status = info->read_memory_func (pc, (bfd_byte *) b, 2, info);
1067       b[3] = b[2] = 0;
1068       if (status != 0)
1069 	{
1070 	  info->memory_error_func (status, pc, info);
1071 	  return -1;
1072 	}
1073     }
1074   if (little)
1075     given = b[0] | (b[1] << 8);
1076   else
1077     given = (b[0] << 8) | b[1];
1078 
1079   /* Set given_16.  */
1080   given_16 = given;
1081 
1082   /* Judge if now is insn_16_p.  */
1083   if ((given & 0x8000)==0)
1084     return print_insn_score16 (pc, info, given);
1085   else
1086     {
1087       if (little)
1088 	given = ((bfd_vma) b[2] | (bfd_vma) b[3] << 8
1089 		 | (bfd_vma) b[0] << 16 | (bfd_vma) b[1] << 24);
1090       else
1091 	given = ((bfd_vma) b[0] << 24 | (bfd_vma) b[1] << 16
1092 		 | (bfd_vma) b[2] << 8 | (bfd_vma) b[3]);
1093 
1094       /* Set given_32.  */
1095       given_32 = given;
1096 
1097       /* Judge if now is insn_32.  */
1098       if ((given & 0x80008000) == 0x80000000)
1099 	{
1100 	  /* Get rid of parity.  */
1101 	  ridparity = (given & 0x7FFF);
1102 	  ridparity |= (given & 0x7FFF0000) >> 1;
1103 	  given = ridparity;
1104 	  return print_insn_score32 (pc, info, given);
1105 	}
1106     }
1107 
1108   /* The insn is 48 bit.  */
1109   status = info->read_memory_func (pc, (bfd_byte *) &b[0], 6, info);
1110   if (status != 0)
1111     {
1112       info->memory_error_func (status, pc, info);
1113       return -1;
1114     }
1115 
1116   if (little)
1117     given = ((bfd_vma) b[4] | (bfd_vma) b[5] << 8
1118 	     | (bfd_vma) b[2] << 16 | (bfd_vma) b[3] << 24
1119 	     | (bfd_vma) b[0] << 32 | (bfd_vma) b[1] << 40);
1120   else
1121     {
1122       given_l = ((bfd_vma) b[5] | (bfd_vma) b[4] << 8
1123 		 | (bfd_vma) b[3] << 16 | (bfd_vma) b[2] << 24);
1124       given_h = (bfd_vma) b[1] | (bfd_vma) b[0] << 8;
1125       given = (bfd_vma) given_h << 32 | (bfd_vma) given_l ;
1126     }
1127 
1128   /* Set given_48.  */
1129   given_48 = given;
1130 
1131   if ((given & 0x800080008000LL) == 0x800080000000LL)
1132     {
1133       /* Get rid of parity.  */
1134       ridparity = (given & 0x7FFF);
1135       ridparity |= (given & 0x7FFF0000) >> 1;
1136       ridparity |= (given & 0x7FFF00000000LL) >> 2;
1137       given = ridparity;
1138       status = print_insn_score48  (info, given);
1139       return status;
1140     }
1141 
1142   /* Check 0x800080008000, 0x80008000, 0x8000.  */
1143   if ((given_48 & 0x800080008000LL) != 0x800080000000LL)
1144     {
1145 #if (SCORE_SIMULATOR_ACTIVE)
1146       func (stream, _("<illegal instruction>"));
1147       return 6;
1148 #endif
1149     }
1150   if ((given_32 & 0xffff00000000LL) == 0
1151       && ((given_32 & 0x80008000) != 0x80000000))
1152     {
1153 #if (SCORE_SIMULATOR_ACTIVE)
1154       func (stream, _("<illegal instruction>"));
1155       return 4;
1156 #endif
1157     }
1158   if (((given_16 & 0xffffffff0000LL) == 0) && ((given_16 & 0x8000) != 0))
1159     {
1160 #if (SCORE_SIMULATOR_ACTIVE)
1161       func (stream, _("<illegal instruction>"));
1162       return 2;
1163 #endif
1164     }
1165   else
1166     return 0;
1167 }
1168 
1169 static unsigned long
1170 score_get_arch (disassemble_info *info)
1171 {
1172   if (info->arch == bfd_arch_score)
1173     return info->mach;
1174   else
1175     return 0;
1176 }
1177 
1178 int
1179 print_insn_big_score (bfd_vma pc, struct disassemble_info *info)
1180 {
1181   if (score_get_arch (info) == bfd_mach_score3)
1182     return s3_print_insn (pc, info, FALSE);
1183   else
1184     return s7_print_insn (pc, info, FALSE);
1185 }
1186 
1187 int
1188 print_insn_little_score (bfd_vma pc, struct disassemble_info *info)
1189 {
1190   if (score_get_arch (info) == bfd_mach_score3)
1191     return s3_print_insn (pc, info, TRUE);
1192   else
1193     return s7_print_insn (pc, info, TRUE);
1194 }
1195 #else /* not BFD64 */
1196 int
1197 print_insn_big_score (bfd_vma pc ATTRIBUTE_UNUSED,
1198 		      struct disassemble_info *info ATTRIBUTE_UNUSED)
1199 {
1200   abort ();
1201 }
1202 
1203 int
1204 print_insn_little_score (bfd_vma pc ATTRIBUTE_UNUSED,
1205 			 struct disassemble_info *info ATTRIBUTE_UNUSED)
1206 {
1207   abort ();
1208 }
1209 #endif
1210