Add support for ARC instruction relaxation in the assembler.
[external/binutils.git] / opcodes / score-dis.c
1 /* Instruction printing code for Score
2    Copyright (C) 2006-2016 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 "dis-asm.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 };
477 \f
478
479 #ifndef streq
480 #define streq(a,b)    (strcmp ((a), (b)) == 0)
481 #endif
482
483 #ifndef strneq
484 #define strneq(a,b,n)    (strncmp ((a), (b), (n)) == 0)
485 #endif
486
487 #ifndef NUM_ELEM
488 #define NUM_ELEM(a)     (sizeof (a) / sizeof (a)[0])
489 #endif
490
491 typedef struct
492 {
493   const char *name;
494   const char *description;
495   const char *reg_names[32];
496 } score_regname;
497
498 static score_regname regnames[] =
499 {
500   {"gcc", "Select register names used by GCC",
501   {"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10",
502    "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20",
503    "r21", "r22", "r23", "r24", "r25", "r26", "r27", "gp", "r29", "r30", "r31"}},
504 };
505
506 static unsigned int regname_selected = 0;
507
508 #define NUM_SCORE_REGNAMES  NUM_ELEM (regnames)
509 #define score_regnames      regnames[regname_selected].reg_names
510
511 /* Print one instruction from PC on INFO->STREAM.
512    Return the size of the instruction.  */
513 static int
514 print_insn_score48 (struct disassemble_info *info, bfd_vma given)
515 {
516   struct score_opcode *insn;
517   void *stream = info->stream;
518   fprintf_ftype func = info->fprintf_func;
519
520   for (insn = score_opcodes; insn->assembler; insn++)
521     {
522       /* Using insn->mask &0xff00000000 to distinguish 48/32 bit.  */
523       if (((insn->mask & 0xff0000000000LL)!=0) && (given & insn->mask) == insn->value)
524         {
525            info->bytes_per_chunk = 2;
526            info->bytes_per_line =6;
527
528           char *c;
529
530           for (c = insn->assembler; *c; c++)
531             {
532               if (*c == '%')
533                 {
534                   switch (*++c)
535                     {
536                     case '0':
537                     case '1':
538                     case '2':
539                     case '3':
540                     case '4':
541                     case '5':
542                     case '6':
543                     case '7':
544                     case '8':
545                     case '9':
546                       {
547                         int bitstart = *c++ - '0';
548                         int bitend = 0;
549
550                         while (*c >= '0' && *c <= '9')
551                           bitstart = (bitstart * 10) + *c++ - '0';
552
553                         switch (*c)
554                           {
555                           case '-':
556                             c++;
557                             while (*c >= '0' && *c <= '9')
558                               bitend = (bitend * 10) + *c++ - '0';
559
560                             if (!bitend)
561                               abort ();
562
563                             switch (*c)
564                               {
565                               case 'r':
566                                 {
567                                   long reg;
568
569                                   reg = given >> bitstart;
570                                   reg &= (2 << (bitend - bitstart)) - 1;
571
572                                   func (stream, "%s", score_regnames[reg]);
573                                 }
574                                 break;
575                               case 'd':
576                                 {
577                                   long reg;
578
579                                   reg = given >> bitstart;
580                                   reg &= (2 << (bitend - bitstart)) - 1;
581
582                                   func (stream, "%ld", reg);
583                                 }
584                                 break;
585                               case 'i':
586                                 {
587                                   long reg;
588                                   reg = given >> bitstart;
589                                   reg &= (2 << (bitend - bitstart)) - 1;
590                                   reg = ((reg ^ (1 << (bitend - bitstart))) -
591                                         (1 << (bitend - bitstart)));
592                                   /* Fix bug: s3_testsuite 64-bit.
593                                      Remove high 32 bits.  */
594                                   reg = (int) reg;
595
596                                   if (((given & insn->mask) == 0x0c00000a)      /* ldc1  */
597                                       || ((given & insn->mask) == 0x0c000012)   /* ldc2  */
598                                       || ((given & insn->mask) == 0x0c00001c)   /* ldc3  */
599                                       || ((given & insn->mask) == 0x0c00000b)   /* stc1  */
600                                       || ((given & insn->mask) == 0x0c000013)   /* stc2  */
601                                       || ((given & insn->mask) == 0x0c00001b))  /* stc3  */
602                                     reg <<= 2;
603
604                                   func (stream, "%ld", reg);
605                                 }
606                                 break;
607                               case 'x':
608                                 {
609                                   long reg;
610
611                                   reg = given >> bitstart;
612                                   reg &= (2 << (bitend - bitstart)) - 1;
613                                   /* Fix bug: s3_testsuite 64-bit.
614                                      Remove high 32 bits.  */
615                                   reg = (int) reg;
616
617                                   func (stream, "%lx", reg);
618                                 }
619                                 break;
620                                 case 'w':
621                                 {
622                                     long reg;
623                                     reg = given >> bitstart;
624                                     reg &= (2 << (bitend - bitstart)) - 1;
625                                     reg <<=2;
626                                     func (stream, "%lx", reg);
627                                 }
628                                 break;
629
630                               default:
631                                 abort ();
632                               }
633                             break;
634
635                           case '`':
636                             c++;
637                             if ((given & (1 << bitstart)) == 0)
638                               func (stream, "%c", *c);
639                             break;
640                           case '\'':
641                             c++;
642                             if ((given & (1 << bitstart)) != 0)
643                               func (stream, "%c", *c);
644                             break;
645                           default:
646                             abort ();
647                           }
648                         break;
649                       }
650                     default:
651                       abort ();
652                     }
653                 }
654               else
655                 func (stream, "%c", *c);
656             }
657           return 6;
658         }
659     }
660
661 #if (SCORE_SIMULATOR_ACTIVE)
662   func (stream, _("<illegal instruction>"));
663   return 6;
664 #endif
665
666   abort ();
667 }
668
669 /* Print one instruction from PC on INFO->STREAM.
670    Return the size of the instruction.  */
671 static int
672 print_insn_score32 (bfd_vma pc, struct disassemble_info *info, long given)
673 {
674   struct score_opcode *insn;
675   void *stream = info->stream;
676   int  rb_equal_zero=1;
677   fprintf_ftype func = info->fprintf_func;
678
679   for (insn = score_opcodes; insn->assembler; insn++)
680     {
681       if (((insn->mask & 0xff0000000000LL)==0)&&(insn->mask & 0xffff0000) && (given & insn->mask) == insn->value)
682         {
683           /* check for bcmpeq / bcmpeqz / bcmpne / bcmpnez */
684             /* given &0x7c00 is for to test if rb is zero  ,
685                  rb_equal_zero =1 : index to bcmpeqz
686                  rb_equal_zero =0 , index to bcmpeq
687                 this checking rule only for branch compare ( insn->mask ==0x3e00007e*/
688             if (((given & 0x7c00) !=0)&&(rb_equal_zero ==1)&&(insn->mask == 0x3e00007e)
689                 && (insn->value == 0x0000004c || insn->value == 0x0000004e))
690             {
691                 rb_equal_zero =0;
692                continue;
693              }
694
695           char *c;
696
697           for (c = insn->assembler; *c; c++)
698             {
699               if (*c == '%')
700                 {
701                   switch (*++c)
702                     {
703                     case 'j':
704                       {
705                         int target;
706
707                         if (info->flags & INSN_HAS_RELOC)
708                           pc = 0;
709                         target = (pc & 0xfe000000) | (given & 0x01fffffe);
710                         (*info->print_address_func) (target, info);
711                       }
712                       break;
713                     case 'b':
714                       {
715                         /* Sign-extend a 20-bit number.  */
716 #define SEXT20(x)       ((((x) & 0xfffff) ^ (~ 0x7ffff)) + 0x80000)
717                         int disp = ((given & 0x01ff8000) >> 5) | (given & 0x3fe);
718                         int target = (pc + SEXT20 (disp));
719
720                         (*info->print_address_func) (target, info);
721                       }
722                       break;
723                     case 'z':
724                       {
725 #define SEXT10(x)           ((((x) & 0x3ff) ^ (~ 0x1ff)) + 0x200)
726                            if  ((given & 0x7c00 ) == 0)
727                            {
728                                /* Sign-extend a 20-bit number.  */
729                                /* disp : [24 -20]  , [9-7 ] , [0] */
730                                   int disp = (given&1)<<1 |((given>>7)&7)<<2 |((given>>20)&0x1f)<<5;
731                                   int target = (pc + SEXT10 (disp));
732                                   (*info->print_address_func) (target, info);
733                            }
734                            else
735                            {
736                                long reg;
737                                int bitstart = 10;
738                                int bitend = 14;
739                                reg = given >> bitstart;
740                                reg &= (2 << (bitend - bitstart)) - 1;
741                                /* Sign-extend a 20-bit number.  */
742                                int disp = (given&1)<<1 |((given>>7)&7)<<2 |((given>>20)&0x1f)<<5;
743                                int target = (pc + SEXT10 (disp));
744                                func (stream, "%s ,", score_regnames[reg] );
745                                   (*info->print_address_func) (target, info);
746
747                                }
748
749                       }
750                       break;
751                     case 'm':
752                       {
753                         /* disp : [24 -20]  , [9-7 ] , [0] */
754                         int disp = (given&1)<<2 |((given>>7)&7)<<3 |((given>>20)&0x1f)<<6;
755                         (*info->print_address_func) (disp, info);
756                       }
757                       break;
758                     case '0':
759                     case '1':
760                     case '2':
761                     case '3':
762                     case '4':
763                     case '5':
764                     case '6':
765                     case '7':
766                     case '8':
767                     case '9':
768                       {
769                         int bitstart = *c++ - '0';
770                         int bitend = 0;
771
772                         while (*c >= '0' && *c <= '9')
773                           bitstart = (bitstart * 10) + *c++ - '0';
774
775                         switch (*c)
776                           {
777                           case '-':
778                             c++;
779                             while (*c >= '0' && *c <= '9')
780                               bitend = (bitend * 10) + *c++ - '0';
781
782                             if (!bitend)
783                               abort ();
784
785                             switch (*c)
786                               {
787                               case 'r':
788                                 {
789                                   long reg;
790
791                                   reg = given >> bitstart;
792                                   reg &= (2 << (bitend - bitstart)) - 1;
793
794                                   func (stream, "%s", score_regnames[reg]);
795                                 }
796                                 break;
797                               case 'd':
798                                 {
799                                   long reg;
800
801                                   reg = given >> bitstart;
802                                   reg &= (2 << (bitend - bitstart)) - 1;
803
804                                   func (stream, "%ld", reg);
805                                 }
806                                 break;
807                               case 'i':
808                                 {
809                                   long reg;
810
811                                   reg = given >> bitstart;
812                                   reg &= (2 << (bitend - bitstart)) - 1;
813                                   reg = ((reg ^ (1 << (bitend - bitstart))) -
814                                         (1 << (bitend - bitstart)));
815
816                                   if (((given & insn->mask) == 0x0c00000a)      /* ldc1  */
817                                       || ((given & insn->mask) == 0x0c000012)   /* ldc2  */
818                                       || ((given & insn->mask) == 0x0c00001c)   /* ldc3  */
819                                       || ((given & insn->mask) == 0x0c00000b)   /* stc1  */
820                                       || ((given & insn->mask) == 0x0c000013)   /* stc2  */
821                                       || ((given & insn->mask) == 0x0c00001b))  /* stc3  */
822                                     reg <<= 2;
823
824                                   func (stream, "%ld", reg);
825                                 }
826                                 break;
827                               case 'x':
828                                 {
829                                   long reg;
830
831                                   reg = given >> bitstart;
832                                   reg &= (2 << (bitend - bitstart)) - 1;
833
834                                   func (stream, "%lx", reg);
835                                 }
836                                 break;
837                               default:
838                                 abort ();
839                               }
840                             break;
841
842                           case '`':
843                             c++;
844                             if ((given & (1 << bitstart)) == 0)
845                               func (stream, "%c", *c);
846                             break;
847                           case '\'':
848                             c++;
849                             if ((given & (1 << bitstart)) != 0)
850                               func (stream, "%c", *c);
851                             break;
852                           default:
853                             abort ();
854                           }
855                         break;
856                       }
857                     default:
858                       abort ();
859                     }
860                 }
861               else
862                 func (stream, "%c", *c);
863             }
864           return 4;
865         }
866     }
867
868 #if (SCORE_SIMULATOR_ACTIVE)
869   func (stream, _("<illegal instruction>"));
870   return 4;
871 #endif
872
873   abort ();
874 }
875
876 /* Print one instruction from PC on INFO->STREAM.
877    Return the size of the instruction.  */
878 static int
879 print_insn_score16 (bfd_vma pc, struct disassemble_info *info, long given)
880 {
881   struct score_opcode *insn;
882   void *stream = info->stream;
883   fprintf_ftype func = info->fprintf_func;
884
885   given &= 0xffff;
886   for (insn = score_opcodes; insn->assembler; insn++)
887     {
888       if (((insn->mask & 0xff0000000000LL)==0) &&!(insn->mask & 0xffff0000) && (given & insn->mask) == insn->value)
889         {
890           char *c = insn->assembler;
891
892           info->bytes_per_chunk = 2;
893           info->bytes_per_line = 4;
894           given &= 0xffff;
895
896           for (; *c; c++)
897             {
898               if (*c == '%')
899                 {
900                   switch (*++c)
901                     {
902
903                     case 'j':
904                       {
905                         int target;
906
907                         if (info->flags & INSN_HAS_RELOC)
908                           pc = 0;
909
910                         target = (pc & 0xfffff000) | (given & 0x00000ffe);
911                         (*info->print_address_func) (target, info);
912                       }
913                       break;
914                     case 'b':
915                       {
916                         /* Sign-extend a 9-bit number.  */
917 #define SEXT10(x)       ((((x) & 0x3ff) ^ (~ 0x1ff)) + 0x200)
918                         int disp = (given & 0x1ff) << 1;
919                         int target = (pc + SEXT10 (disp));
920
921                         (*info->print_address_func) (target, info);
922                       }
923                       break;
924
925                     case '0':
926                     case '1':
927                     case '2':
928                     case '3':
929                     case '4':
930                     case '5':
931                     case '6':
932                     case '7':
933                     case '8':
934                     case '9':
935                       {
936                         int bitstart = *c++ - '0';
937                         int bitend = 0;
938
939                         while (*c >= '0' && *c <= '9')
940                           bitstart = (bitstart * 10) + *c++ - '0';
941
942                         switch (*c)
943                           {
944                           case '-':
945                             {
946                               long reg;
947
948                               c++;
949                               while (*c >= '0' && *c <= '9')
950                                 bitend = (bitend * 10) + *c++ - '0';
951                               if (!bitend)
952                                 abort ();
953                               reg = given >> bitstart;
954                               reg &= (2 << (bitend - bitstart)) - 1;
955
956                               /* Check rpush rd, 0 and rpop! rd, 0.
957                                  If reg = 0, then set to 32.  */
958                               if (((given & 0x00007c00) == 0x00006c00
959                                     || (given & 0x00007c00) == 0x00006800)
960                                   && reg == 0)
961                                 {
962                                   reg = 32;
963                                 }
964
965                               switch (*c)
966                                 {
967                                 case 'R':
968                                   func (stream, "%s", score_regnames[reg + 16]);
969                                   break;
970                                 case 'r':
971                                   func (stream, "%s", score_regnames[reg]);
972                                   break;
973                                 case 'd':
974                                   if (*(c + 1) == '\0')
975                                     func (stream, "%ld", reg);
976                                   else
977                                     {
978                                       c++;
979                                       if (*c == '1')
980                                         func (stream, "%ld", reg << 1);
981                                       else if (*c == '2')
982                                         func (stream, "%ld", reg << 2);
983                                     }
984                                   break;
985
986                                 case 'x':
987                                   if (*(c + 1) == '\0')
988                                     func (stream, "%lx", reg);
989                                   else
990                                     {
991                                       c++;
992                                       if (*c == '1')
993                                         func (stream, "%lx", reg << 1);
994                                       else if (*c == '2')
995                                         func (stream, "%lx", reg << 2);
996                                     }
997                                   break;
998                                 case 'i':
999                                   reg = ((reg ^ (1 << bitend)) - (1 << bitend));
1000                                   func (stream, "%ld", reg);
1001                                   break;
1002                                 default:
1003                                   abort ();
1004                                 }
1005                             }
1006                             break;
1007
1008                           case '\'':
1009                             c++;
1010                             if ((given & (1 << bitstart)) != 0)
1011                               func (stream, "%c", *c);
1012                             break;
1013                           default:
1014                             abort ();
1015                           }
1016                       }
1017                       break;
1018                     default:
1019                       abort ();
1020                     }
1021                 }
1022               else
1023                 func (stream, "%c", *c);
1024             }
1025
1026           return 2;
1027         }
1028     }
1029 #if (SCORE_SIMULATOR_ACTIVE)
1030   func (stream, _("<illegal instruction>"));
1031   return 2;
1032 #endif
1033
1034   /* No match.  */
1035   abort ();
1036 }
1037
1038 /* NOTE: There are no checks in these routines that
1039    the relevant number of data bytes exist.  */
1040 static int
1041 s3_print_insn (bfd_vma pc, struct disassemble_info *info, bfd_boolean little)
1042 {
1043   unsigned char b[6];
1044   bfd_vma  given,given_h , given_l, given_16, given_32, given_48;
1045   bfd_vma ridparity;
1046   int status;
1047   void *stream = info->stream;
1048   fprintf_ftype func = info->fprintf_func;
1049
1050   info->display_endian = little ? BFD_ENDIAN_LITTLE : BFD_ENDIAN_BIG;
1051   info->bytes_per_chunk = 2;
1052   status = info->read_memory_func (pc, (bfd_byte *) & b[0], 4, info);
1053   if (status != 0)
1054     {
1055       info->bytes_per_chunk = 2;
1056       status = info->read_memory_func (pc, (bfd_byte *) b, 2, info);
1057       b[3] = b[2] = 0;
1058       if (status != 0)
1059         {
1060           info->memory_error_func (status, pc, info);
1061           return -1;
1062         }
1063     }
1064   if (little)
1065     {
1066       given = b[0] | (b[1] << 8);
1067     }
1068   else
1069     {
1070       given = (b[0] << 8) | b[1];
1071     }
1072
1073   /* Set given_16.  */
1074   given_16 = given;
1075
1076   /* Judge if now is insn_16_p.  */
1077   if ((given & 0x8000)==0)
1078     return  print_insn_score16 (pc, info, given);
1079
1080   else
1081     {
1082       if (little)
1083         {
1084           given = ((bfd_vma)b[2]) | ((bfd_vma)b[3] << 8) | ((bfd_vma)b[0] << 16) | ((bfd_vma)b[1] << 24);
1085         }
1086       else
1087         {
1088           given = ((bfd_vma)b[0] << 24) | ((bfd_vma)b[1] << 16) | ((bfd_vma)b[2] << 8) | ((bfd_vma)b[3]);
1089         }
1090
1091       /* Set given_32.  */
1092       given_32 = given;
1093
1094       /* Judge if now is insn_32.  */
1095       if ((given &0x80008000)==0x80000000)
1096         {
1097           /* Get rid of parity.  */
1098           ridparity = (given & 0x7FFF);
1099           ridparity |= (given & 0x7FFF0000) >> 1;
1100           given = ridparity;
1101           return  print_insn_score32 (pc, info, given);
1102         }
1103     }
1104
1105   /* The insn is 48 bit.  */
1106   status = info->read_memory_func (pc, (bfd_byte *) & b[0], 6, info);
1107   if (status != 0)
1108     {
1109       info->memory_error_func (status, pc, info);
1110       return -1;
1111     }
1112
1113   if (little)
1114     {
1115       given = ((bfd_vma)b[4]) | ((bfd_vma)b[5] << 8) | ((bfd_vma)b[2] << 16) | ((bfd_vma)b[3] << 24)
1116               | ((bfd_vma)b[0] << 32) | ((bfd_vma)b[1] << 40);
1117     }
1118   else
1119     {
1120       given_l = ((bfd_vma)b[5]) | ((bfd_vma)b[4] << 8) | ((bfd_vma)b[3] << 16) | ((bfd_vma)b[2] << 24) ;
1121       given_h = ((bfd_vma)b[1] )|((bfd_vma)b[0] <<8);
1122       given = ((bfd_vma)given_h<<32) | (bfd_vma)given_l ;
1123
1124     }
1125
1126     /* Set given_48.  */
1127     given_48 = given;
1128
1129     if ((given & 0x800080008000LL) == 0x800080000000LL)
1130       {
1131         /* Get rid of parity.  */
1132         ridparity = (given & 0x7FFF);
1133         ridparity |= (given & 0x7FFF0000) >> 1;
1134         ridparity |= (given & 0x7FFF00000000LL) >> 2;
1135         given = ridparity;
1136         status = print_insn_score48  (info, given);
1137         return status;
1138       }
1139
1140     /* Check 0x800080008000, 0x80008000, 0x8000.  */
1141     if ((given_48 & 0x800080008000LL) != 0x800080000000LL)
1142       {
1143 #if (SCORE_SIMULATOR_ACTIVE)
1144         func (stream, _("<illegal instruction>"));
1145         return 6;
1146 #endif
1147       }
1148     if (((given_32 & 0xffff00000000LL) == 0) && ((given_32 & 0x80008000) != 0x80000000))
1149       {
1150 #if (SCORE_SIMULATOR_ACTIVE)
1151         func (stream, _("<illegal instruction>"));
1152         return 4;
1153 #endif
1154       }
1155     if (((given_16 & 0xffffffff0000LL) == 0) && ((given_16 & 0x8000) != 0))
1156       {
1157 #if (SCORE_SIMULATOR_ACTIVE)
1158         func (stream, _("<illegal instruction>"));
1159         return 2;
1160 #endif
1161       }
1162     else
1163       {
1164         return 0;
1165       }
1166 }
1167
1168 static unsigned long
1169 score_get_arch (disassemble_info *info)
1170 {
1171   if (info->arch == bfd_arch_score)
1172     return info->mach;
1173   else
1174     return 0;
1175 }
1176
1177 int
1178 print_insn_big_score (bfd_vma pc, struct disassemble_info *info)
1179 {
1180   if (score_get_arch (info) == bfd_mach_score3)
1181     return s3_print_insn (pc, info, FALSE);
1182   else
1183     return s7_print_insn (pc, info, FALSE);
1184 }
1185
1186 int
1187 print_insn_little_score (bfd_vma pc, struct disassemble_info *info)
1188 {
1189   if (score_get_arch (info) == bfd_mach_score3)
1190     return s3_print_insn (pc, info, TRUE);
1191   else
1192     return s7_print_insn (pc, info, TRUE);
1193 }
1194 #else /* not BFD64 */
1195 int
1196 print_insn_big_score (bfd_vma pc ATTRIBUTE_UNUSED,
1197                       struct disassemble_info * info ATTRIBUTE_UNUSED)
1198 {
1199   abort ();
1200 }
1201
1202 int
1203 print_insn_little_score (bfd_vma pc ATTRIBUTE_UNUSED,
1204                          struct disassemble_info * info ATTRIBUTE_UNUSED)
1205 {
1206   abort ();
1207 }
1208 #endif