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1 | ; Copyright 2011 Free Software Foundation, Inc. |
2 | ; | |
3 | ; Contributed by Red Hat Inc; | |
4 | ; | |
5 | ; This file is part of the GNU Binutils. | |
6 | ; | |
7 | ; This program is free software; you can redistribute it and/or modify | |
8 | ; it under the terms of the GNU General Public License as published by | |
9 | ; the Free Software Foundation; either version 3 of the License, or | |
10 | ; (at your option) any later version. | |
11 | ; | |
12 | ; This program is distributed in the hope that it will be useful, | |
13 | ; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | ; GNU General Public License for more details. | |
16 | ; | |
17 | ; You should have received a copy of the GNU General Public License | |
18 | ; along with this program; if not, write to the Free Software | |
19 | ; Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
20 | ; MA 02110-1301, USA. | |
21 | ||
22 | ; Insns introduced for the MeP-c5 core | |
23 | ; | |
24 | ||
25 | (dnf f-c5n4 "extended field" (all-mep-core-isas) 16 4) | |
26 | (dnf f-c5n5 "extended field" (all-mep-core-isas) 20 4) | |
27 | (dnf f-c5n6 "extended field" (all-mep-core-isas) 24 4) | |
28 | (dnf f-c5n7 "extended field" (all-mep-core-isas) 28 4) | |
29 | (dnf f-rl5 "register l c5" (all-mep-core-isas) 20 4) | |
30 | (df f-12s20 "extended field" (all-mep-core-isas) 20 12 INT #f #f) | |
31 | ||
32 | (dnop rl5 "register Rl c5" (all-mep-core-isas) h-gpr f-rl5) | |
33 | (dnop cdisp12 "copro addend (12 bits)" (all-mep-core-isas) h-sint f-12s20) | |
34 | ||
35 | (dnci stcb_r "store in control bus space" (VOLATILE (MACH c5)) | |
36 | "stcb $rn,($rma)" | |
37 | (+ MAJ_7 rn rma (f-sub4 12)) | |
38 | (c-call VOID "do_stcb" rn (and rma #xffff)) | |
39 | ((mep (unit u-use-gpr (in usereg rn)) | |
40 | (unit u-use-gpr (in usereg rma)) | |
41 | (unit u-exec) | |
42 | (unit u-stcb)))) | |
43 | ||
44 | (dnci ldcb_r "load from control bus space" (VOLATILE (MACH c5) (LATENCY 3)) | |
45 | "ldcb $rn,($rma)" | |
46 | (+ MAJ_7 rn rma (f-sub4 13)) | |
47 | (set rn (c-call SI "do_ldcb" (and rma #xffff))) | |
48 | ((mep (unit u-use-gpr (in usereg rma)) | |
49 | (unit u-ldcb) | |
50 | (unit u-exec) | |
51 | (unit u-ldcb-gpr (out loadreg rn))))) | |
52 | ||
53 | (dnci pref "cache prefetch" ((MACH c5) VOLATILE) | |
54 | "pref $cimm4,($rma)" | |
55 | (+ MAJ_7 cimm4 rma (f-sub4 5)) | |
56 | (sequence () | |
57 | (c-call VOID "check_option_dcache" pc) | |
58 | (c-call VOID "do_cache_prefetch" cimm4 rma pc)) | |
59 | ((mep (unit u-use-gpr (in usereg rma)) | |
60 | (unit u-exec)))) | |
61 | ||
62 | (dnci prefd "cache prefetch" ((MACH c5) VOLATILE) | |
63 | "pref $cimm4,$sdisp16($rma)" | |
64 | (+ MAJ_15 cimm4 rma (f-sub4 3) sdisp16) | |
65 | (sequence () | |
66 | (c-call VOID "check_option_dcache" pc) | |
67 | (c-call VOID "do_cache_prefetch" cimm4 (add INT rma (ext SI sdisp16)) pc)) | |
68 | ((mep (unit u-use-gpr (in usereg rma)) | |
69 | (unit u-exec)))) | |
70 | ||
71 | (dnci casb3 "compare and swap byte 3" ((MACH c5) VOLATILE OPTIONAL_BIT_INSN) | |
72 | "casb3 $rl5,$rn,($rm)" | |
73 | (+ MAJ_15 rn rm (f-sub4 #x1) (f-c5n4 #x2) rl5 (f-c5n6 #x0) (f-c5n7 #x0)) | |
74 | (sequence () | |
75 | (c-call VOID "do_casb3" (index-of rl5) rn rm pc) | |
76 | (set rl5 rl5) | |
77 | ) | |
78 | ((mep (unit u-use-gpr (in usereg rl5)) | |
79 | (unit u-load-gpr (out loadreg rl5)) | |
80 | (unit u-exec)))) | |
81 | ||
82 | (dnci cash3 "compare and swap halfword 3" ((MACH c5) VOLATILE OPTIONAL_BIT_INSN) | |
83 | "cash3 $rl5,$rn,($rm)" | |
84 | (+ MAJ_15 rn rm (f-sub4 #x1) (f-c5n4 #x2) rl5 (f-c5n6 #x0) (f-c5n7 #x1)) | |
85 | (sequence () | |
86 | (c-call VOID "do_cash3" (index-of rl5) rn rm pc) | |
87 | (set rl5 rl5) | |
88 | ) | |
89 | ((mep (unit u-use-gpr (in usereg rl5)) | |
90 | (unit u-load-gpr (out loadreg rl5)) | |
91 | (unit u-exec)))) | |
92 | ||
93 | (dnci casw3 "compare and swap word 3" ((MACH c5) VOLATILE OPTIONAL_BIT_INSN) | |
94 | "casw3 $rl5,$rn,($rm)" | |
95 | (+ MAJ_15 rn rm (f-sub4 #x1) (f-c5n4 #x2) rl5 (f-c5n6 #x0) (f-c5n7 #x2)) | |
96 | (sequence () | |
97 | (c-call VOID "do_casw3" (index-of rl5) rn rm pc) | |
98 | (set rl5 rl5) | |
99 | ) | |
100 | ((mep (unit u-use-gpr (in usereg rl5)) | |
101 | (unit u-load-gpr (out loadreg rl5)) | |
102 | (unit u-exec)))) | |
103 | ||
104 | ||
105 | ||
106 | (dnci sbcp "store byte coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5)) | |
107 | "sbcp $crn,$cdisp12($rma)" | |
108 | (+ MAJ_15 crn rma (f-sub4 6) (f-ext4 0) cdisp12) | |
109 | (sequence () | |
110 | (c-call "check_option_cp" pc) | |
111 | (c-call VOID "check_write_to_text" (add rma (ext SI cdisp12))) | |
112 | (set (mem QI (add rma (ext SI cdisp12))) (and crn #xff))) | |
113 | ((mep (unit u-use-gpr (in usereg rma)) | |
114 | (unit u-exec)))) | |
115 | ||
116 | (dnci lbcp "load byte coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5)) | |
117 | "lbcp $crn,$cdisp12($rma)" | |
118 | (+ MAJ_15 crn rma (f-sub4 6) (f-ext4 4) cdisp12) | |
119 | (sequence () | |
120 | (c-call "check_option_cp" pc) | |
121 | (set crn (ext SI (mem QI (add rma (ext SI cdisp12)))))) | |
122 | ((mep (unit u-use-gpr (in usereg rma)) | |
123 | (unit u-exec)))) | |
124 | ||
125 | (dnci lbucp "load byte coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5)) | |
126 | "lbucp $crn,$cdisp12($rma)" | |
127 | (+ MAJ_15 crn rma (f-sub4 6) (f-ext4 12) cdisp12) | |
128 | (sequence () | |
129 | (c-call "check_option_cp" pc) | |
130 | (set crn (zext SI (mem QI (add rma (ext SI cdisp12)))))) | |
131 | ((mep (unit u-use-gpr (in usereg rma)) | |
132 | (unit u-exec)))) | |
133 | ||
134 | ||
135 | (dnci shcp "store half-word coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5)) | |
136 | "shcp $crn,$cdisp12($rma)" | |
137 | (+ MAJ_15 crn rma (f-sub4 6) (f-ext4 1) cdisp12) | |
138 | (sequence () | |
139 | (c-call "check_option_cp" pc) | |
140 | (c-call VOID "check_write_to_text" (add rma (ext SI cdisp12))) | |
141 | (set (mem HI (add rma (ext SI cdisp12))) (and crn #xffff))) | |
142 | ((mep (unit u-use-gpr (in usereg rma)) | |
143 | (unit u-exec)))) | |
144 | ||
145 | (dnci lhcp "load half-word coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5)) | |
146 | "lhcp $crn,$cdisp12($rma)" | |
147 | (+ MAJ_15 crn rma (f-sub4 6) (f-ext4 5) cdisp12) | |
148 | (sequence () | |
149 | (c-call "check_option_cp" pc) | |
150 | (set crn (ext SI (mem HI (add rma (ext SI cdisp12)))))) | |
151 | ((mep (unit u-use-gpr (in usereg rma)) | |
152 | (unit u-exec)))) | |
153 | ||
154 | (dnci lhucp "load half-word coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5)) | |
155 | "lhucp $crn,$cdisp12($rma)" | |
156 | (+ MAJ_15 crn rma (f-sub4 6) (f-ext4 13) cdisp12) | |
157 | (sequence () | |
158 | (c-call "check_option_cp" pc) | |
159 | (set crn (zext SI (mem HI (add rma (ext SI cdisp12)))))) | |
160 | ((mep (unit u-use-gpr (in usereg rma)) | |
161 | (unit u-exec)))) | |
162 | ||
163 | ||
164 | (dnci lbucpa "load byte coprocessor" (OPTIONAL_CP_INSN (STALL LOAD) (MACH c5)) | |
165 | "lbucpa $crn,($rma+),$cdisp10" | |
166 | (+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xC) (f-ext62 #x0) cdisp10) | |
167 | (sequence () | |
168 | (c-call "check_option_cp" pc) | |
169 | (set crn (zext SI (mem QI rma))) | |
170 | (set rma (add rma cdisp10))) | |
171 | ((mep (unit u-use-gpr (in usereg rma)) | |
172 | (unit u-exec)))) | |
173 | ||
174 | (dnci lhucpa "load half-word coprocessor" (OPTIONAL_CP_INSN (STALL LOAD) (MACH c5)) | |
175 | "lhucpa $crn,($rma+),$cdisp10a2" | |
176 | (+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xD) (f-ext62 #x0) cdisp10a2) | |
177 | (sequence () | |
178 | (c-call "check_option_cp" pc) | |
179 | (set crn (zext SI (mem HI (and rma (inv SI 1))))) | |
180 | (set rma (add rma (ext SI cdisp10a2)))) | |
181 | ((mep (unit u-use-gpr (in usereg rma)) | |
182 | (unit u-exec)))) | |
183 | ||
184 | (dnci lbucpm0 "lbucpm0" (OPTIONAL_CP_INSN (MACH c5)) | |
185 | "lbucpm0 $crn,($rma+),$cdisp10" | |
186 | (+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xc) (f-ext62 #x2) cdisp10) | |
187 | (sequence () | |
188 | (c-call "check_option_cp" pc) | |
189 | (set crn (zext SI (mem QI rma))) | |
190 | (set rma (mod0 cdisp10))) | |
191 | ((mep (unit u-use-gpr (in usereg rma)) | |
192 | (unit u-exec)))) | |
193 | ||
194 | (dnci lhucpm0 "lhucpm0" (OPTIONAL_CP_INSN (MACH c5)) | |
195 | "lhucpm0 $crn,($rma+),$cdisp10a2" | |
196 | (+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xd) (f-ext62 #x2) cdisp10a2) | |
197 | (sequence () | |
198 | (c-call "check_option_cp" pc) | |
199 | (set crn (zext SI (mem HI (and rma (inv SI 1))))) | |
200 | (set rma (mod0 cdisp10a2))) | |
201 | ((mep (unit u-use-gpr (in usereg rma)) | |
202 | (unit u-exec)))) | |
203 | ||
204 | (dnci lbucpm1 "lbucpm1" (OPTIONAL_CP_INSN (MACH c5)) | |
205 | "lbucpm1 $crn,($rma+),$cdisp10" | |
206 | (+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xc) (f-ext62 #x3) cdisp10) | |
207 | (sequence () | |
208 | (c-call "check_option_cp" pc) | |
209 | (set crn (zext SI (mem QI rma))) | |
210 | (set rma (mod1 cdisp10))) | |
211 | ((mep (unit u-use-gpr (in usereg rma)) | |
212 | (unit u-exec)))) | |
213 | ||
214 | (dnci lhucpm1 "lhucpm1" (OPTIONAL_CP_INSN (MACH c5)) | |
215 | "lhucpm1 $crn,($rma+),$cdisp10a2" | |
216 | (+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xd) (f-ext62 #x3) cdisp10a2) | |
217 | (sequence () | |
218 | (c-call "check_option_cp" pc) | |
219 | (set crn (zext SI (mem HI (and rma (inv SI 1))))) | |
220 | (set rma (mod1 cdisp10a2))) | |
221 | ((mep (unit u-use-gpr (in usereg rma)) | |
222 | (unit u-exec)))) | |
223 | ||
224 | (dnci uci "uci" ((MACH c5) VOLATILE) | |
225 | "uci $rn,$rm,$uimm16" | |
226 | (+ MAJ_15 rn rm (f-sub4 2) simm16) | |
227 | (set rn (c-call SI "do_UCI" rn rm (zext SI uimm16) pc)) | |
228 | ((mep (unit u-use-gpr (in usereg rm)) | |
229 | (unit u-use-gpr (in usereg rn)) | |
230 | (unit u-exec)))) | |
231 | ||
232 | (dnf f-c5-rnm "register n/m" (all-mep-isas) 4 8) | |
233 | (dnf f-c5-rm "register m" (all-mep-isas) 8 4) | |
234 | (df f-c5-16u16 "general 16-bit u-val" (all-mep-isas) 16 16 UINT #f #f) | |
235 | ||
236 | (dnmf f-c5-rmuimm20 "20-bit immediate in Rm/Imm16" (all-mep-isas) UINT | |
237 | (f-c5-rm f-c5-16u16) | |
238 | (sequence () ; insert | |
239 | (set (ifield f-c5-rm) (srl (ifield f-c5-rmuimm20) 16)) | |
240 | (set (ifield f-c5-16u16) (and (ifield f-c5-rmuimm20) #xffff)) | |
241 | ) | |
242 | (sequence () ; extract | |
243 | (set (ifield f-c5-rmuimm20) (or (ifield f-c5-16u16) | |
244 | (sll (ifield f-c5-rm) 16))) | |
245 | ) | |
246 | ) | |
247 | (dnop c5rmuimm20 "20-bit immediate in rm and imm16" (all-mep-core-isas) h-uint f-c5-rmuimm20) | |
248 | ||
249 | (dnmf f-c5-rnmuimm24 "24-bit immediate in Rm/Imm16" (all-mep-isas) UINT | |
250 | (f-c5-rnm f-c5-16u16) | |
251 | (sequence () ; insert | |
252 | (set (ifield f-c5-rnm) (srl (ifield f-c5-rnmuimm24) 16)) | |
253 | (set (ifield f-c5-16u16) (and (ifield f-c5-rnmuimm24) #xffff)) | |
254 | ) | |
255 | (sequence () ; extract | |
256 | (set (ifield f-c5-rnmuimm24) (or (ifield f-c5-16u16) | |
257 | (sll (ifield f-c5-rnm) 16))) | |
258 | ) | |
259 | ) | |
260 | (dnop c5rnmuimm24 "24-bit immediate in rn, rm, and imm16" (all-mep-core-isas) h-uint f-c5-rnmuimm24) | |
261 | ||
262 | (dnci dsp "dsp" ((MACH c5) VOLATILE) | |
263 | "dsp $rn,$rm,$uimm16" | |
264 | (+ MAJ_15 rn rm (f-sub4 0) uimm16) | |
265 | (set rn (c-call SI "do_DSP" rn rm (zext SI uimm16) pc)) | |
266 | ((mep (unit u-use-gpr (in usereg rm)) | |
267 | (unit u-use-gpr (in usereg rn)) | |
268 | (unit u-exec)))) | |
269 | ||
270 | (dnci dsp0 "dsp0" ((MACH c5) VOLATILE NO-DIS ALIAS) | |
271 | "dsp0 $c5rnmuimm24" | |
272 | (+ MAJ_15 c5rnmuimm24 (f-sub4 0)) | |
273 | (c-call VOID "do_DSP" (zext SI c5rnmuimm24) pc) | |
274 | ((mep (unit u-exec)))) | |
275 | ||
276 | (dnci dsp1 "dsp1" ((MACH c5) VOLATILE NO-DIS ALIAS) | |
277 | "dsp1 $rn,$c5rmuimm20" | |
278 | (+ MAJ_15 rn (f-sub4 0) c5rmuimm20) | |
279 | (set rn (c-call SI "do_DSP" rn (zext SI c5rmuimm20) pc)) | |
280 | ((mep (unit u-use-gpr (in usereg rn)) | |
281 | (unit u-exec)))) |