1/*
2 * RISC-V translation routines for the RVB Standard Extension.
3 *
4 * Copyright (c) 2020 Kito Cheng, kito.cheng@sifive.com
5 * Copyright (c) 2020 Frank Chang, frank.chang@sifive.com
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms and conditions of the GNU General Public License,
9 * version 2 or later, as published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
14 * more details.
15 *
16 * You should have received a copy of the GNU General Public License along with
17 * this program.  If not, see <http://www.gnu.org/licenses/>.
18 */
19
20static bool trans_clz(DisasContext *ctx, arg_clz *a)
21{
22    REQUIRE_EXT(ctx, RVB);
23    return gen_unary(ctx, a, gen_clz);
24}
25
26static bool trans_ctz(DisasContext *ctx, arg_ctz *a)
27{
28    REQUIRE_EXT(ctx, RVB);
29    return gen_unary(ctx, a, gen_ctz);
30}
31
32static bool trans_cpop(DisasContext *ctx, arg_cpop *a)
33{
34    REQUIRE_EXT(ctx, RVB);
35    return gen_unary(ctx, a, tcg_gen_ctpop_tl);
36}
37
38static bool trans_andn(DisasContext *ctx, arg_andn *a)
39{
40    REQUIRE_EXT(ctx, RVB);
41    return gen_arith(ctx, a, tcg_gen_andc_tl);
42}
43
44static bool trans_orn(DisasContext *ctx, arg_orn *a)
45{
46    REQUIRE_EXT(ctx, RVB);
47    return gen_arith(ctx, a, tcg_gen_orc_tl);
48}
49
50static bool trans_xnor(DisasContext *ctx, arg_xnor *a)
51{
52    REQUIRE_EXT(ctx, RVB);
53    return gen_arith(ctx, a, tcg_gen_eqv_tl);
54}
55
56static bool trans_pack(DisasContext *ctx, arg_pack *a)
57{
58    REQUIRE_EXT(ctx, RVB);
59    return gen_arith(ctx, a, gen_pack);
60}
61
62static bool trans_packu(DisasContext *ctx, arg_packu *a)
63{
64    REQUIRE_EXT(ctx, RVB);
65    return gen_arith(ctx, a, gen_packu);
66}
67
68static bool trans_packh(DisasContext *ctx, arg_packh *a)
69{
70    REQUIRE_EXT(ctx, RVB);
71    return gen_arith(ctx, a, gen_packh);
72}
73
74static bool trans_min(DisasContext *ctx, arg_min *a)
75{
76    REQUIRE_EXT(ctx, RVB);
77    return gen_arith(ctx, a, tcg_gen_smin_tl);
78}
79
80static bool trans_max(DisasContext *ctx, arg_max *a)
81{
82    REQUIRE_EXT(ctx, RVB);
83    return gen_arith(ctx, a, tcg_gen_smax_tl);
84}
85
86static bool trans_minu(DisasContext *ctx, arg_minu *a)
87{
88    REQUIRE_EXT(ctx, RVB);
89    return gen_arith(ctx, a, tcg_gen_umin_tl);
90}
91
92static bool trans_maxu(DisasContext *ctx, arg_maxu *a)
93{
94    REQUIRE_EXT(ctx, RVB);
95    return gen_arith(ctx, a, tcg_gen_umax_tl);
96}
97
98static bool trans_sext_b(DisasContext *ctx, arg_sext_b *a)
99{
100    REQUIRE_EXT(ctx, RVB);
101    return gen_unary(ctx, a, tcg_gen_ext8s_tl);
102}
103
104static bool trans_sext_h(DisasContext *ctx, arg_sext_h *a)
105{
106    REQUIRE_EXT(ctx, RVB);
107    return gen_unary(ctx, a, tcg_gen_ext16s_tl);
108}
109
110static bool trans_bset(DisasContext *ctx, arg_bset *a)
111{
112    REQUIRE_EXT(ctx, RVB);
113    return gen_shift(ctx, a, gen_bset);
114}
115
116static bool trans_bseti(DisasContext *ctx, arg_bseti *a)
117{
118    REQUIRE_EXT(ctx, RVB);
119    return gen_shifti(ctx, a, gen_bset);
120}
121
122static bool trans_bclr(DisasContext *ctx, arg_bclr *a)
123{
124    REQUIRE_EXT(ctx, RVB);
125    return gen_shift(ctx, a, gen_bclr);
126}
127
128static bool trans_bclri(DisasContext *ctx, arg_bclri *a)
129{
130    REQUIRE_EXT(ctx, RVB);
131    return gen_shifti(ctx, a, gen_bclr);
132}
133
134static bool trans_binv(DisasContext *ctx, arg_binv *a)
135{
136    REQUIRE_EXT(ctx, RVB);
137    return gen_shift(ctx, a, gen_binv);
138}
139
140static bool trans_binvi(DisasContext *ctx, arg_binvi *a)
141{
142    REQUIRE_EXT(ctx, RVB);
143    return gen_shifti(ctx, a, gen_binv);
144}
145
146static bool trans_bext(DisasContext *ctx, arg_bext *a)
147{
148    REQUIRE_EXT(ctx, RVB);
149    return gen_shift(ctx, a, gen_bext);
150}
151
152static bool trans_bexti(DisasContext *ctx, arg_bexti *a)
153{
154    REQUIRE_EXT(ctx, RVB);
155    return gen_shifti(ctx, a, gen_bext);
156}
157
158static bool trans_slo(DisasContext *ctx, arg_slo *a)
159{
160    REQUIRE_EXT(ctx, RVB);
161    return gen_shift(ctx, a, gen_slo);
162}
163
164static bool trans_sloi(DisasContext *ctx, arg_sloi *a)
165{
166    REQUIRE_EXT(ctx, RVB);
167    return gen_shifti(ctx, a, gen_slo);
168}
169
170static bool trans_sro(DisasContext *ctx, arg_sro *a)
171{
172    REQUIRE_EXT(ctx, RVB);
173    return gen_shift(ctx, a, gen_sro);
174}
175
176static bool trans_sroi(DisasContext *ctx, arg_sroi *a)
177{
178    REQUIRE_EXT(ctx, RVB);
179    return gen_shifti(ctx, a, gen_sro);
180}
181
182static bool trans_ror(DisasContext *ctx, arg_ror *a)
183{
184    REQUIRE_EXT(ctx, RVB);
185    return gen_shift(ctx, a, tcg_gen_rotr_tl);
186}
187
188static bool trans_rori(DisasContext *ctx, arg_rori *a)
189{
190    REQUIRE_EXT(ctx, RVB);
191    return gen_shifti(ctx, a, tcg_gen_rotr_tl);
192}
193
194static bool trans_rol(DisasContext *ctx, arg_rol *a)
195{
196    REQUIRE_EXT(ctx, RVB);
197    return gen_shift(ctx, a, tcg_gen_rotl_tl);
198}
199
200static bool trans_grev(DisasContext *ctx, arg_grev *a)
201{
202    REQUIRE_EXT(ctx, RVB);
203    return gen_shift(ctx, a, gen_helper_grev);
204}
205
206static bool trans_grevi(DisasContext *ctx, arg_grevi *a)
207{
208    REQUIRE_EXT(ctx, RVB);
209
210    if (a->shamt >= TARGET_LONG_BITS) {
211        return false;
212    }
213
214    return gen_grevi(ctx, a);
215}
216
217static bool trans_clzw(DisasContext *ctx, arg_clzw *a)
218{
219    REQUIRE_64BIT(ctx);
220    REQUIRE_EXT(ctx, RVB);
221    return gen_unary(ctx, a, gen_clzw);
222}
223
224static bool trans_ctzw(DisasContext *ctx, arg_ctzw *a)
225{
226    REQUIRE_64BIT(ctx);
227    REQUIRE_EXT(ctx, RVB);
228    return gen_unary(ctx, a, gen_ctzw);
229}
230
231static bool trans_cpopw(DisasContext *ctx, arg_cpopw *a)
232{
233    REQUIRE_64BIT(ctx);
234    REQUIRE_EXT(ctx, RVB);
235    return gen_unary(ctx, a, gen_cpopw);
236}
237
238static bool trans_packw(DisasContext *ctx, arg_packw *a)
239{
240    REQUIRE_64BIT(ctx);
241    REQUIRE_EXT(ctx, RVB);
242    return gen_arith(ctx, a, gen_packw);
243}
244
245static bool trans_packuw(DisasContext *ctx, arg_packuw *a)
246{
247    REQUIRE_64BIT(ctx);
248    REQUIRE_EXT(ctx, RVB);
249    return gen_arith(ctx, a, gen_packuw);
250}
251
252static bool trans_bsetw(DisasContext *ctx, arg_bsetw *a)
253{
254    REQUIRE_64BIT(ctx);
255    REQUIRE_EXT(ctx, RVB);
256    return gen_shiftw(ctx, a, gen_bset);
257}
258
259static bool trans_bsetiw(DisasContext *ctx, arg_bsetiw *a)
260{
261    REQUIRE_64BIT(ctx);
262    REQUIRE_EXT(ctx, RVB);
263    return gen_shiftiw(ctx, a, gen_bset);
264}
265
266static bool trans_bclrw(DisasContext *ctx, arg_bclrw *a)
267{
268    REQUIRE_64BIT(ctx);
269    REQUIRE_EXT(ctx, RVB);
270    return gen_shiftw(ctx, a, gen_bclr);
271}
272
273static bool trans_bclriw(DisasContext *ctx, arg_bclriw *a)
274{
275    REQUIRE_64BIT(ctx);
276    REQUIRE_EXT(ctx, RVB);
277    return gen_shiftiw(ctx, a, gen_bclr);
278}
279
280static bool trans_binvw(DisasContext *ctx, arg_binvw *a)
281{
282    REQUIRE_64BIT(ctx);
283    REQUIRE_EXT(ctx, RVB);
284    return gen_shiftw(ctx, a, gen_binv);
285}
286
287static bool trans_binviw(DisasContext *ctx, arg_binviw *a)
288{
289    REQUIRE_64BIT(ctx);
290    REQUIRE_EXT(ctx, RVB);
291    return gen_shiftiw(ctx, a, gen_binv);
292}
293
294static bool trans_bextw(DisasContext *ctx, arg_bextw *a)
295{
296    REQUIRE_64BIT(ctx);
297    REQUIRE_EXT(ctx, RVB);
298    return gen_shiftw(ctx, a, gen_bext);
299}
300
301static bool trans_slow(DisasContext *ctx, arg_slow *a)
302{
303    REQUIRE_64BIT(ctx);
304    REQUIRE_EXT(ctx, RVB);
305    return gen_shiftw(ctx, a, gen_slo);
306}
307
308static bool trans_sloiw(DisasContext *ctx, arg_sloiw *a)
309{
310    REQUIRE_64BIT(ctx);
311    REQUIRE_EXT(ctx, RVB);
312    return gen_shiftiw(ctx, a, gen_slo);
313}
314
315static bool trans_srow(DisasContext *ctx, arg_srow *a)
316{
317    REQUIRE_64BIT(ctx);
318    REQUIRE_EXT(ctx, RVB);
319    return gen_shiftw(ctx, a, gen_sro);
320}
321
322static bool trans_sroiw(DisasContext *ctx, arg_sroiw *a)
323{
324    REQUIRE_64BIT(ctx);
325    REQUIRE_EXT(ctx, RVB);
326    return gen_shiftiw(ctx, a, gen_sro);
327}
328
329static bool trans_rorw(DisasContext *ctx, arg_rorw *a)
330{
331    REQUIRE_64BIT(ctx);
332    REQUIRE_EXT(ctx, RVB);
333    return gen_shiftw(ctx, a, gen_rorw);
334}
335
336static bool trans_roriw(DisasContext *ctx, arg_roriw *a)
337{
338    REQUIRE_64BIT(ctx);
339    REQUIRE_EXT(ctx, RVB);
340    return gen_shiftiw(ctx, a, gen_rorw);
341}
342
343static bool trans_rolw(DisasContext *ctx, arg_rolw *a)
344{
345    REQUIRE_64BIT(ctx);
346    REQUIRE_EXT(ctx, RVB);
347    return gen_shiftw(ctx, a, gen_rolw);
348}
349
350static bool trans_grevw(DisasContext *ctx, arg_grevw *a)
351{
352    REQUIRE_64BIT(ctx);
353    REQUIRE_EXT(ctx, RVB);
354    return gen_shiftw(ctx, a, gen_grevw);
355}
356
357static bool trans_greviw(DisasContext *ctx, arg_greviw *a)
358{
359    REQUIRE_64BIT(ctx);
360    REQUIRE_EXT(ctx, RVB);
361    return gen_shiftiw(ctx, a, gen_grevw);
362}
363