1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21 /*
22 * Copyright (C) 2016 Gvozden Nešković. All rights reserved.
23 */
24
25 #include <sys/isa_defs.h>
26
27 #if defined(__amd64)
28
29 #include <sys/types.h>
30 #include <sys/simd.h>
31 #include <sys/debug.h>
32
33 #define __asm __asm__ __volatile__
34
35 #define _REG_CNT(_0, _1, _2, _3, _4, _5, _6, _7, N, ...) N
36 #define REG_CNT(r...) _REG_CNT(r, 8, 7, 6, 5, 4, 3, 2, 1)
37
38 #define VR0_(REG, ...) "xmm"#REG
39 #define VR1_(_1, REG, ...) "xmm"#REG
40 #define VR2_(_1, _2, REG, ...) "xmm"#REG
41 #define VR3_(_1, _2, _3, REG, ...) "xmm"#REG
42 #define VR4_(_1, _2, _3, _4, REG, ...) "xmm"#REG
43 #define VR5_(_1, _2, _3, _4, _5, REG, ...) "xmm"#REG
44 #define VR6_(_1, _2, _3, _4, _5, _6, REG, ...) "xmm"#REG
45 #define VR7_(_1, _2, _3, _4, _5, _6, _7, REG, ...) "xmm"#REG
46
47 #define VR0(r...) VR0_(r, 1, 2, 3, 4, 5, 6)
48 #define VR1(r...) VR1_(r, 1, 2, 3, 4, 5, 6)
49 #define VR2(r...) VR2_(r, 1, 2, 3, 4, 5, 6)
50 #define VR3(r...) VR3_(r, 1, 2, 3, 4, 5, 6)
51 #define VR4(r...) VR4_(r, 1, 2, 3, 4, 5, 6)
52 #define VR5(r...) VR5_(r, 1, 2, 3, 4, 5, 6)
53 #define VR6(r...) VR6_(r, 1, 2, 3, 4, 5, 6)
54 #define VR7(r...) VR7_(r, 1, 2, 3, 4, 5, 6)
55
56 #define ELEM_SIZE 16
57
58 typedef struct v {
59 uint8_t b[ELEM_SIZE] __attribute__((aligned(ELEM_SIZE)));
60 } v_t;
61
62 #define XOR_ACC(src, r...) \
63 { \
64 switch (REG_CNT(r)) { \
65 case 4: \
66 __asm( \
67 "pxor 0x00(%[SRC]), %%" VR0(r) "\n" \
68 "pxor 0x10(%[SRC]), %%" VR1(r) "\n" \
69 "pxor 0x20(%[SRC]), %%" VR2(r) "\n" \
70 "pxor 0x30(%[SRC]), %%" VR3(r) "\n" \
71 : : [SRC] "r" (src)); \
72 break; \
73 case 2: \
74 __asm( \
75 "pxor 0x00(%[SRC]), %%" VR0(r) "\n" \
76 "pxor 0x10(%[SRC]), %%" VR1(r) "\n" \
77 : : [SRC] "r" (src)); \
78 break; \
79 case 1: \
80 __asm("pxor 0x00(%[SRC]), %%" VR0(r) "\n" \
81 : : [SRC] "r" (src)); \
82 break; \
83 } \
84 }
85
86 #define XOR(r...) \
87 { \
88 switch (REG_CNT(r)) { \
89 case 8: \
90 __asm( \
91 "pxor %" VR0(r) ", %" VR4(r) "\n" \
92 "pxor %" VR1(r) ", %" VR5(r) "\n" \
93 "pxor %" VR2(r) ", %" VR6(r) "\n" \
94 "pxor %" VR3(r) ", %" VR7(r)); \
95 break; \
96 case 4: \
97 __asm( \
98 "pxor %" VR0(r) ", %" VR2(r) "\n" \
99 "pxor %" VR1(r) ", %" VR3(r)); \
100 break; \
101 case 2: \
102 __asm( \
103 "pxor %" VR0(r) ", %" VR1(r)); \
104 break; \
105 } \
106 }
107
108 #define ZERO(r...) XOR(r, r)
109
110 #define COPY(r...) \
111 { \
112 switch (REG_CNT(r)) { \
113 case 8: \
114 __asm( \
115 "movdqa %" VR0(r) ", %" VR4(r) "\n" \
116 "movdqa %" VR1(r) ", %" VR5(r) "\n" \
117 "movdqa %" VR2(r) ", %" VR6(r) "\n" \
118 "movdqa %" VR3(r) ", %" VR7(r)); \
119 break; \
120 case 4: \
121 __asm( \
122 "movdqa %" VR0(r) ", %" VR2(r) "\n" \
123 "movdqa %" VR1(r) ", %" VR3(r)); \
124 break; \
125 case 2: \
126 __asm( \
127 "movdqa %" VR0(r) ", %" VR1(r)); \
128 break; \
129 default: \
130 VERIFY(0); \
131 } \
132 }
133
134 #define LOAD(src, r...) \
135 { \
136 switch (REG_CNT(r)) { \
137 case 4: \
138 __asm( \
139 "movdqa 0x00(%[SRC]), %%" VR0(r) "\n" \
140 "movdqa 0x10(%[SRC]), %%" VR1(r) "\n" \
141 "movdqa 0x20(%[SRC]), %%" VR2(r) "\n" \
142 "movdqa 0x30(%[SRC]), %%" VR3(r) "\n" \
143 : : [SRC] "r" (src)); \
144 break; \
145 case 2: \
146 __asm( \
147 "movdqa 0x00(%[SRC]), %%" VR0(r) "\n" \
148 "movdqa 0x10(%[SRC]), %%" VR1(r) "\n" \
149 : : [SRC] "r" (src)); \
150 break; \
151 case 1: \
152 __asm( \
153 "movdqa 0x00(%[SRC]), %%" VR0(r) "\n" \
154 : : [SRC] "r" (src)); \
155 break; \
156 } \
157 }
158
159 #define STORE(dst, r...) \
160 { \
161 switch (REG_CNT(r)) { \
162 case 4: \
163 __asm( \
164 "movdqa %%" VR0(r)", 0x00(%[DST])\n" \
165 "movdqa %%" VR1(r)", 0x10(%[DST])\n" \
166 "movdqa %%" VR2(r)", 0x20(%[DST])\n" \
167 "movdqa %%" VR3(r)", 0x30(%[DST])\n" \
168 : : [DST] "r" (dst)); \
169 break; \
170 case 2: \
171 __asm( \
172 "movdqa %%" VR0(r)", 0x00(%[DST])\n" \
173 "movdqa %%" VR1(r)", 0x10(%[DST])\n" \
174 : : [DST] "r" (dst)); \
175 break; \
176 case 1: \
177 __asm( \
178 "movdqa %%" VR0(r)", 0x00(%[DST])\n" \
179 : : [DST] "r" (dst)); \
180 break; \
181 default: \
182 VERIFY(0); \
183 } \
184 }
185
186 #define MUL2_SETUP() \
187 { \
188 __asm( \
189 "movd %[mask], %%xmm15\n" \
190 "pshufd $0x0, %%xmm15, %%xmm15\n" \
191 : : [mask] "r" (0x1d1d1d1d)); \
192 }
193
194 #define _MUL2_x1(a0) \
195 { \
196 __asm( \
197 "pxor %xmm14, %xmm14\n" \
198 "pcmpgtb %" a0", %xmm14\n" \
199 "pand %xmm15, %xmm14\n" \
200 "paddb %" a0", %" a0 "\n" \
201 "pxor %xmm14, %" a0); \
202 }
203
204 #define _MUL2_x2(a0, a1) \
205 { \
206 __asm( \
207 "pxor %xmm14, %xmm14\n" \
208 "pxor %xmm13, %xmm13\n" \
209 "pcmpgtb %" a0", %xmm14\n" \
210 "pcmpgtb %" a1", %xmm13\n" \
211 "pand %xmm15, %xmm14\n" \
212 "pand %xmm15, %xmm13\n" \
213 "paddb %" a0", %" a0 "\n" \
214 "paddb %" a1", %" a1 "\n" \
215 "pxor %xmm14, %" a0 "\n" \
216 "pxor %xmm13, %" a1); \
217 }
218
219 #define MUL2(r...) \
220 { \
221 switch (REG_CNT(r)) { \
222 case 4: \
223 _MUL2_x2(VR0(r), VR1(r)); \
224 _MUL2_x2(VR2(r), VR3(r)); \
225 break; \
226 case 2: \
227 _MUL2_x2(VR0(r), VR1(r)); \
228 break; \
229 case 1: \
230 _MUL2_x1(VR0(r)); \
231 break; \
232 } \
233 }
234
235 #define MUL4(r...) \
236 { \
237 MUL2(r); \
238 MUL2(r); \
239 }
240
241 /* General multiplication by adding powers of two */
242
243 #define _MUL_PARAM(x, in, acc) \
244 { \
245 if (x & 0x01) { COPY(in, acc); } else { ZERO(acc); } \
246 if (x & 0xfe) { MUL2(in); } \
247 if (x & 0x02) { XOR(in, acc); } \
248 if (x & 0xfc) { MUL2(in); } \
249 if (x & 0x04) { XOR(in, acc); } \
250 if (x & 0xf8) { MUL2(in); } \
251 if (x & 0x08) { XOR(in, acc); } \
252 if (x & 0xf0) { MUL2(in); } \
253 if (x & 0x10) { XOR(in, acc); } \
254 if (x & 0xe0) { MUL2(in); } \
255 if (x & 0x20) { XOR(in, acc); } \
256 if (x & 0xc0) { MUL2(in); } \
257 if (x & 0x40) { XOR(in, acc); } \
258 if (x & 0x80) { MUL2(in); XOR(in, acc); } \
259 }
260
261 #define _mul_x1_in 11
262 #define _mul_x1_acc 12
263
264 #define MUL_x1_DEFINE(x) \
265 static void \
266 mul_x1_ ## x(void) { _MUL_PARAM(x, _mul_x1_in, _mul_x1_acc); }
267
268 #define _mul_x2_in 9, 10
269 #define _mul_x2_acc 11, 12
270
271 #define MUL_x2_DEFINE(x) \
272 static void \
273 mul_x2_ ## x(void) { _MUL_PARAM(x, _mul_x2_in, _mul_x2_acc); }
274
275 MUL_x1_DEFINE(0); MUL_x1_DEFINE(1); MUL_x1_DEFINE(2); MUL_x1_DEFINE(3);
276 MUL_x1_DEFINE(4); MUL_x1_DEFINE(5); MUL_x1_DEFINE(6); MUL_x1_DEFINE(7);
277 MUL_x1_DEFINE(8); MUL_x1_DEFINE(9); MUL_x1_DEFINE(10); MUL_x1_DEFINE(11);
278 MUL_x1_DEFINE(12); MUL_x1_DEFINE(13); MUL_x1_DEFINE(14); MUL_x1_DEFINE(15);
279 MUL_x1_DEFINE(16); MUL_x1_DEFINE(17); MUL_x1_DEFINE(18); MUL_x1_DEFINE(19);
280 MUL_x1_DEFINE(20); MUL_x1_DEFINE(21); MUL_x1_DEFINE(22); MUL_x1_DEFINE(23);
281 MUL_x1_DEFINE(24); MUL_x1_DEFINE(25); MUL_x1_DEFINE(26); MUL_x1_DEFINE(27);
282 MUL_x1_DEFINE(28); MUL_x1_DEFINE(29); MUL_x1_DEFINE(30); MUL_x1_DEFINE(31);
283 MUL_x1_DEFINE(32); MUL_x1_DEFINE(33); MUL_x1_DEFINE(34); MUL_x1_DEFINE(35);
284 MUL_x1_DEFINE(36); MUL_x1_DEFINE(37); MUL_x1_DEFINE(38); MUL_x1_DEFINE(39);
285 MUL_x1_DEFINE(40); MUL_x1_DEFINE(41); MUL_x1_DEFINE(42); MUL_x1_DEFINE(43);
286 MUL_x1_DEFINE(44); MUL_x1_DEFINE(45); MUL_x1_DEFINE(46); MUL_x1_DEFINE(47);
287 MUL_x1_DEFINE(48); MUL_x1_DEFINE(49); MUL_x1_DEFINE(50); MUL_x1_DEFINE(51);
288 MUL_x1_DEFINE(52); MUL_x1_DEFINE(53); MUL_x1_DEFINE(54); MUL_x1_DEFINE(55);
289 MUL_x1_DEFINE(56); MUL_x1_DEFINE(57); MUL_x1_DEFINE(58); MUL_x1_DEFINE(59);
290 MUL_x1_DEFINE(60); MUL_x1_DEFINE(61); MUL_x1_DEFINE(62); MUL_x1_DEFINE(63);
291 MUL_x1_DEFINE(64); MUL_x1_DEFINE(65); MUL_x1_DEFINE(66); MUL_x1_DEFINE(67);
292 MUL_x1_DEFINE(68); MUL_x1_DEFINE(69); MUL_x1_DEFINE(70); MUL_x1_DEFINE(71);
293 MUL_x1_DEFINE(72); MUL_x1_DEFINE(73); MUL_x1_DEFINE(74); MUL_x1_DEFINE(75);
294 MUL_x1_DEFINE(76); MUL_x1_DEFINE(77); MUL_x1_DEFINE(78); MUL_x1_DEFINE(79);
295 MUL_x1_DEFINE(80); MUL_x1_DEFINE(81); MUL_x1_DEFINE(82); MUL_x1_DEFINE(83);
296 MUL_x1_DEFINE(84); MUL_x1_DEFINE(85); MUL_x1_DEFINE(86); MUL_x1_DEFINE(87);
297 MUL_x1_DEFINE(88); MUL_x1_DEFINE(89); MUL_x1_DEFINE(90); MUL_x1_DEFINE(91);
298 MUL_x1_DEFINE(92); MUL_x1_DEFINE(93); MUL_x1_DEFINE(94); MUL_x1_DEFINE(95);
299 MUL_x1_DEFINE(96); MUL_x1_DEFINE(97); MUL_x1_DEFINE(98); MUL_x1_DEFINE(99);
300 MUL_x1_DEFINE(100); MUL_x1_DEFINE(101); MUL_x1_DEFINE(102); MUL_x1_DEFINE(103);
301 MUL_x1_DEFINE(104); MUL_x1_DEFINE(105); MUL_x1_DEFINE(106); MUL_x1_DEFINE(107);
302 MUL_x1_DEFINE(108); MUL_x1_DEFINE(109); MUL_x1_DEFINE(110); MUL_x1_DEFINE(111);
303 MUL_x1_DEFINE(112); MUL_x1_DEFINE(113); MUL_x1_DEFINE(114); MUL_x1_DEFINE(115);
304 MUL_x1_DEFINE(116); MUL_x1_DEFINE(117); MUL_x1_DEFINE(118); MUL_x1_DEFINE(119);
305 MUL_x1_DEFINE(120); MUL_x1_DEFINE(121); MUL_x1_DEFINE(122); MUL_x1_DEFINE(123);
306 MUL_x1_DEFINE(124); MUL_x1_DEFINE(125); MUL_x1_DEFINE(126); MUL_x1_DEFINE(127);
307 MUL_x1_DEFINE(128); MUL_x1_DEFINE(129); MUL_x1_DEFINE(130); MUL_x1_DEFINE(131);
308 MUL_x1_DEFINE(132); MUL_x1_DEFINE(133); MUL_x1_DEFINE(134); MUL_x1_DEFINE(135);
309 MUL_x1_DEFINE(136); MUL_x1_DEFINE(137); MUL_x1_DEFINE(138); MUL_x1_DEFINE(139);
310 MUL_x1_DEFINE(140); MUL_x1_DEFINE(141); MUL_x1_DEFINE(142); MUL_x1_DEFINE(143);
311 MUL_x1_DEFINE(144); MUL_x1_DEFINE(145); MUL_x1_DEFINE(146); MUL_x1_DEFINE(147);
312 MUL_x1_DEFINE(148); MUL_x1_DEFINE(149); MUL_x1_DEFINE(150); MUL_x1_DEFINE(151);
313 MUL_x1_DEFINE(152); MUL_x1_DEFINE(153); MUL_x1_DEFINE(154); MUL_x1_DEFINE(155);
314 MUL_x1_DEFINE(156); MUL_x1_DEFINE(157); MUL_x1_DEFINE(158); MUL_x1_DEFINE(159);
315 MUL_x1_DEFINE(160); MUL_x1_DEFINE(161); MUL_x1_DEFINE(162); MUL_x1_DEFINE(163);
316 MUL_x1_DEFINE(164); MUL_x1_DEFINE(165); MUL_x1_DEFINE(166); MUL_x1_DEFINE(167);
317 MUL_x1_DEFINE(168); MUL_x1_DEFINE(169); MUL_x1_DEFINE(170); MUL_x1_DEFINE(171);
318 MUL_x1_DEFINE(172); MUL_x1_DEFINE(173); MUL_x1_DEFINE(174); MUL_x1_DEFINE(175);
319 MUL_x1_DEFINE(176); MUL_x1_DEFINE(177); MUL_x1_DEFINE(178); MUL_x1_DEFINE(179);
320 MUL_x1_DEFINE(180); MUL_x1_DEFINE(181); MUL_x1_DEFINE(182); MUL_x1_DEFINE(183);
321 MUL_x1_DEFINE(184); MUL_x1_DEFINE(185); MUL_x1_DEFINE(186); MUL_x1_DEFINE(187);
322 MUL_x1_DEFINE(188); MUL_x1_DEFINE(189); MUL_x1_DEFINE(190); MUL_x1_DEFINE(191);
323 MUL_x1_DEFINE(192); MUL_x1_DEFINE(193); MUL_x1_DEFINE(194); MUL_x1_DEFINE(195);
324 MUL_x1_DEFINE(196); MUL_x1_DEFINE(197); MUL_x1_DEFINE(198); MUL_x1_DEFINE(199);
325 MUL_x1_DEFINE(200); MUL_x1_DEFINE(201); MUL_x1_DEFINE(202); MUL_x1_DEFINE(203);
326 MUL_x1_DEFINE(204); MUL_x1_DEFINE(205); MUL_x1_DEFINE(206); MUL_x1_DEFINE(207);
327 MUL_x1_DEFINE(208); MUL_x1_DEFINE(209); MUL_x1_DEFINE(210); MUL_x1_DEFINE(211);
328 MUL_x1_DEFINE(212); MUL_x1_DEFINE(213); MUL_x1_DEFINE(214); MUL_x1_DEFINE(215);
329 MUL_x1_DEFINE(216); MUL_x1_DEFINE(217); MUL_x1_DEFINE(218); MUL_x1_DEFINE(219);
330 MUL_x1_DEFINE(220); MUL_x1_DEFINE(221); MUL_x1_DEFINE(222); MUL_x1_DEFINE(223);
331 MUL_x1_DEFINE(224); MUL_x1_DEFINE(225); MUL_x1_DEFINE(226); MUL_x1_DEFINE(227);
332 MUL_x1_DEFINE(228); MUL_x1_DEFINE(229); MUL_x1_DEFINE(230); MUL_x1_DEFINE(231);
333 MUL_x1_DEFINE(232); MUL_x1_DEFINE(233); MUL_x1_DEFINE(234); MUL_x1_DEFINE(235);
334 MUL_x1_DEFINE(236); MUL_x1_DEFINE(237); MUL_x1_DEFINE(238); MUL_x1_DEFINE(239);
335 MUL_x1_DEFINE(240); MUL_x1_DEFINE(241); MUL_x1_DEFINE(242); MUL_x1_DEFINE(243);
336 MUL_x1_DEFINE(244); MUL_x1_DEFINE(245); MUL_x1_DEFINE(246); MUL_x1_DEFINE(247);
337 MUL_x1_DEFINE(248); MUL_x1_DEFINE(249); MUL_x1_DEFINE(250); MUL_x1_DEFINE(251);
338 MUL_x1_DEFINE(252); MUL_x1_DEFINE(253); MUL_x1_DEFINE(254); MUL_x1_DEFINE(255);
339
340 MUL_x2_DEFINE(0); MUL_x2_DEFINE(1); MUL_x2_DEFINE(2); MUL_x2_DEFINE(3);
341 MUL_x2_DEFINE(4); MUL_x2_DEFINE(5); MUL_x2_DEFINE(6); MUL_x2_DEFINE(7);
342 MUL_x2_DEFINE(8); MUL_x2_DEFINE(9); MUL_x2_DEFINE(10); MUL_x2_DEFINE(11);
343 MUL_x2_DEFINE(12); MUL_x2_DEFINE(13); MUL_x2_DEFINE(14); MUL_x2_DEFINE(15);
344 MUL_x2_DEFINE(16); MUL_x2_DEFINE(17); MUL_x2_DEFINE(18); MUL_x2_DEFINE(19);
345 MUL_x2_DEFINE(20); MUL_x2_DEFINE(21); MUL_x2_DEFINE(22); MUL_x2_DEFINE(23);
346 MUL_x2_DEFINE(24); MUL_x2_DEFINE(25); MUL_x2_DEFINE(26); MUL_x2_DEFINE(27);
347 MUL_x2_DEFINE(28); MUL_x2_DEFINE(29); MUL_x2_DEFINE(30); MUL_x2_DEFINE(31);
348 MUL_x2_DEFINE(32); MUL_x2_DEFINE(33); MUL_x2_DEFINE(34); MUL_x2_DEFINE(35);
349 MUL_x2_DEFINE(36); MUL_x2_DEFINE(37); MUL_x2_DEFINE(38); MUL_x2_DEFINE(39);
350 MUL_x2_DEFINE(40); MUL_x2_DEFINE(41); MUL_x2_DEFINE(42); MUL_x2_DEFINE(43);
351 MUL_x2_DEFINE(44); MUL_x2_DEFINE(45); MUL_x2_DEFINE(46); MUL_x2_DEFINE(47);
352 MUL_x2_DEFINE(48); MUL_x2_DEFINE(49); MUL_x2_DEFINE(50); MUL_x2_DEFINE(51);
353 MUL_x2_DEFINE(52); MUL_x2_DEFINE(53); MUL_x2_DEFINE(54); MUL_x2_DEFINE(55);
354 MUL_x2_DEFINE(56); MUL_x2_DEFINE(57); MUL_x2_DEFINE(58); MUL_x2_DEFINE(59);
355 MUL_x2_DEFINE(60); MUL_x2_DEFINE(61); MUL_x2_DEFINE(62); MUL_x2_DEFINE(63);
356 MUL_x2_DEFINE(64); MUL_x2_DEFINE(65); MUL_x2_DEFINE(66); MUL_x2_DEFINE(67);
357 MUL_x2_DEFINE(68); MUL_x2_DEFINE(69); MUL_x2_DEFINE(70); MUL_x2_DEFINE(71);
358 MUL_x2_DEFINE(72); MUL_x2_DEFINE(73); MUL_x2_DEFINE(74); MUL_x2_DEFINE(75);
359 MUL_x2_DEFINE(76); MUL_x2_DEFINE(77); MUL_x2_DEFINE(78); MUL_x2_DEFINE(79);
360 MUL_x2_DEFINE(80); MUL_x2_DEFINE(81); MUL_x2_DEFINE(82); MUL_x2_DEFINE(83);
361 MUL_x2_DEFINE(84); MUL_x2_DEFINE(85); MUL_x2_DEFINE(86); MUL_x2_DEFINE(87);
362 MUL_x2_DEFINE(88); MUL_x2_DEFINE(89); MUL_x2_DEFINE(90); MUL_x2_DEFINE(91);
363 MUL_x2_DEFINE(92); MUL_x2_DEFINE(93); MUL_x2_DEFINE(94); MUL_x2_DEFINE(95);
364 MUL_x2_DEFINE(96); MUL_x2_DEFINE(97); MUL_x2_DEFINE(98); MUL_x2_DEFINE(99);
365 MUL_x2_DEFINE(100); MUL_x2_DEFINE(101); MUL_x2_DEFINE(102); MUL_x2_DEFINE(103);
366 MUL_x2_DEFINE(104); MUL_x2_DEFINE(105); MUL_x2_DEFINE(106); MUL_x2_DEFINE(107);
367 MUL_x2_DEFINE(108); MUL_x2_DEFINE(109); MUL_x2_DEFINE(110); MUL_x2_DEFINE(111);
368 MUL_x2_DEFINE(112); MUL_x2_DEFINE(113); MUL_x2_DEFINE(114); MUL_x2_DEFINE(115);
369 MUL_x2_DEFINE(116); MUL_x2_DEFINE(117); MUL_x2_DEFINE(118); MUL_x2_DEFINE(119);
370 MUL_x2_DEFINE(120); MUL_x2_DEFINE(121); MUL_x2_DEFINE(122); MUL_x2_DEFINE(123);
371 MUL_x2_DEFINE(124); MUL_x2_DEFINE(125); MUL_x2_DEFINE(126); MUL_x2_DEFINE(127);
372 MUL_x2_DEFINE(128); MUL_x2_DEFINE(129); MUL_x2_DEFINE(130); MUL_x2_DEFINE(131);
373 MUL_x2_DEFINE(132); MUL_x2_DEFINE(133); MUL_x2_DEFINE(134); MUL_x2_DEFINE(135);
374 MUL_x2_DEFINE(136); MUL_x2_DEFINE(137); MUL_x2_DEFINE(138); MUL_x2_DEFINE(139);
375 MUL_x2_DEFINE(140); MUL_x2_DEFINE(141); MUL_x2_DEFINE(142); MUL_x2_DEFINE(143);
376 MUL_x2_DEFINE(144); MUL_x2_DEFINE(145); MUL_x2_DEFINE(146); MUL_x2_DEFINE(147);
377 MUL_x2_DEFINE(148); MUL_x2_DEFINE(149); MUL_x2_DEFINE(150); MUL_x2_DEFINE(151);
378 MUL_x2_DEFINE(152); MUL_x2_DEFINE(153); MUL_x2_DEFINE(154); MUL_x2_DEFINE(155);
379 MUL_x2_DEFINE(156); MUL_x2_DEFINE(157); MUL_x2_DEFINE(158); MUL_x2_DEFINE(159);
380 MUL_x2_DEFINE(160); MUL_x2_DEFINE(161); MUL_x2_DEFINE(162); MUL_x2_DEFINE(163);
381 MUL_x2_DEFINE(164); MUL_x2_DEFINE(165); MUL_x2_DEFINE(166); MUL_x2_DEFINE(167);
382 MUL_x2_DEFINE(168); MUL_x2_DEFINE(169); MUL_x2_DEFINE(170); MUL_x2_DEFINE(171);
383 MUL_x2_DEFINE(172); MUL_x2_DEFINE(173); MUL_x2_DEFINE(174); MUL_x2_DEFINE(175);
384 MUL_x2_DEFINE(176); MUL_x2_DEFINE(177); MUL_x2_DEFINE(178); MUL_x2_DEFINE(179);
385 MUL_x2_DEFINE(180); MUL_x2_DEFINE(181); MUL_x2_DEFINE(182); MUL_x2_DEFINE(183);
386 MUL_x2_DEFINE(184); MUL_x2_DEFINE(185); MUL_x2_DEFINE(186); MUL_x2_DEFINE(187);
387 MUL_x2_DEFINE(188); MUL_x2_DEFINE(189); MUL_x2_DEFINE(190); MUL_x2_DEFINE(191);
388 MUL_x2_DEFINE(192); MUL_x2_DEFINE(193); MUL_x2_DEFINE(194); MUL_x2_DEFINE(195);
389 MUL_x2_DEFINE(196); MUL_x2_DEFINE(197); MUL_x2_DEFINE(198); MUL_x2_DEFINE(199);
390 MUL_x2_DEFINE(200); MUL_x2_DEFINE(201); MUL_x2_DEFINE(202); MUL_x2_DEFINE(203);
391 MUL_x2_DEFINE(204); MUL_x2_DEFINE(205); MUL_x2_DEFINE(206); MUL_x2_DEFINE(207);
392 MUL_x2_DEFINE(208); MUL_x2_DEFINE(209); MUL_x2_DEFINE(210); MUL_x2_DEFINE(211);
393 MUL_x2_DEFINE(212); MUL_x2_DEFINE(213); MUL_x2_DEFINE(214); MUL_x2_DEFINE(215);
394 MUL_x2_DEFINE(216); MUL_x2_DEFINE(217); MUL_x2_DEFINE(218); MUL_x2_DEFINE(219);
395 MUL_x2_DEFINE(220); MUL_x2_DEFINE(221); MUL_x2_DEFINE(222); MUL_x2_DEFINE(223);
396 MUL_x2_DEFINE(224); MUL_x2_DEFINE(225); MUL_x2_DEFINE(226); MUL_x2_DEFINE(227);
397 MUL_x2_DEFINE(228); MUL_x2_DEFINE(229); MUL_x2_DEFINE(230); MUL_x2_DEFINE(231);
398 MUL_x2_DEFINE(232); MUL_x2_DEFINE(233); MUL_x2_DEFINE(234); MUL_x2_DEFINE(235);
399 MUL_x2_DEFINE(236); MUL_x2_DEFINE(237); MUL_x2_DEFINE(238); MUL_x2_DEFINE(239);
400 MUL_x2_DEFINE(240); MUL_x2_DEFINE(241); MUL_x2_DEFINE(242); MUL_x2_DEFINE(243);
401 MUL_x2_DEFINE(244); MUL_x2_DEFINE(245); MUL_x2_DEFINE(246); MUL_x2_DEFINE(247);
402 MUL_x2_DEFINE(248); MUL_x2_DEFINE(249); MUL_x2_DEFINE(250); MUL_x2_DEFINE(251);
403 MUL_x2_DEFINE(252); MUL_x2_DEFINE(253); MUL_x2_DEFINE(254); MUL_x2_DEFINE(255);
404
405
406
407 typedef void (*mul_fn_ptr_t)(void);
408
409 static const mul_fn_ptr_t __attribute__((aligned(256)))
410 gf_x1_mul_fns[256] = {
411 mul_x1_0, mul_x1_1, mul_x1_2, mul_x1_3, mul_x1_4, mul_x1_5,
412 mul_x1_6, mul_x1_7, mul_x1_8, mul_x1_9, mul_x1_10, mul_x1_11,
413 mul_x1_12, mul_x1_13, mul_x1_14, mul_x1_15, mul_x1_16, mul_x1_17,
414 mul_x1_18, mul_x1_19, mul_x1_20, mul_x1_21, mul_x1_22, mul_x1_23,
415 mul_x1_24, mul_x1_25, mul_x1_26, mul_x1_27, mul_x1_28, mul_x1_29,
416 mul_x1_30, mul_x1_31, mul_x1_32, mul_x1_33, mul_x1_34, mul_x1_35,
417 mul_x1_36, mul_x1_37, mul_x1_38, mul_x1_39, mul_x1_40, mul_x1_41,
418 mul_x1_42, mul_x1_43, mul_x1_44, mul_x1_45, mul_x1_46, mul_x1_47,
419 mul_x1_48, mul_x1_49, mul_x1_50, mul_x1_51, mul_x1_52, mul_x1_53,
420 mul_x1_54, mul_x1_55, mul_x1_56, mul_x1_57, mul_x1_58, mul_x1_59,
421 mul_x1_60, mul_x1_61, mul_x1_62, mul_x1_63, mul_x1_64, mul_x1_65,
422 mul_x1_66, mul_x1_67, mul_x1_68, mul_x1_69, mul_x1_70, mul_x1_71,
423 mul_x1_72, mul_x1_73, mul_x1_74, mul_x1_75, mul_x1_76, mul_x1_77,
424 mul_x1_78, mul_x1_79, mul_x1_80, mul_x1_81, mul_x1_82, mul_x1_83,
425 mul_x1_84, mul_x1_85, mul_x1_86, mul_x1_87, mul_x1_88, mul_x1_89,
426 mul_x1_90, mul_x1_91, mul_x1_92, mul_x1_93, mul_x1_94, mul_x1_95,
427 mul_x1_96, mul_x1_97, mul_x1_98, mul_x1_99, mul_x1_100, mul_x1_101,
428 mul_x1_102, mul_x1_103, mul_x1_104, mul_x1_105, mul_x1_106, mul_x1_107,
429 mul_x1_108, mul_x1_109, mul_x1_110, mul_x1_111, mul_x1_112, mul_x1_113,
430 mul_x1_114, mul_x1_115, mul_x1_116, mul_x1_117, mul_x1_118, mul_x1_119,
431 mul_x1_120, mul_x1_121, mul_x1_122, mul_x1_123, mul_x1_124, mul_x1_125,
432 mul_x1_126, mul_x1_127, mul_x1_128, mul_x1_129, mul_x1_130, mul_x1_131,
433 mul_x1_132, mul_x1_133, mul_x1_134, mul_x1_135, mul_x1_136, mul_x1_137,
434 mul_x1_138, mul_x1_139, mul_x1_140, mul_x1_141, mul_x1_142, mul_x1_143,
435 mul_x1_144, mul_x1_145, mul_x1_146, mul_x1_147, mul_x1_148, mul_x1_149,
436 mul_x1_150, mul_x1_151, mul_x1_152, mul_x1_153, mul_x1_154, mul_x1_155,
437 mul_x1_156, mul_x1_157, mul_x1_158, mul_x1_159, mul_x1_160, mul_x1_161,
438 mul_x1_162, mul_x1_163, mul_x1_164, mul_x1_165, mul_x1_166, mul_x1_167,
439 mul_x1_168, mul_x1_169, mul_x1_170, mul_x1_171, mul_x1_172, mul_x1_173,
440 mul_x1_174, mul_x1_175, mul_x1_176, mul_x1_177, mul_x1_178, mul_x1_179,
441 mul_x1_180, mul_x1_181, mul_x1_182, mul_x1_183, mul_x1_184, mul_x1_185,
442 mul_x1_186, mul_x1_187, mul_x1_188, mul_x1_189, mul_x1_190, mul_x1_191,
443 mul_x1_192, mul_x1_193, mul_x1_194, mul_x1_195, mul_x1_196, mul_x1_197,
444 mul_x1_198, mul_x1_199, mul_x1_200, mul_x1_201, mul_x1_202, mul_x1_203,
445 mul_x1_204, mul_x1_205, mul_x1_206, mul_x1_207, mul_x1_208, mul_x1_209,
446 mul_x1_210, mul_x1_211, mul_x1_212, mul_x1_213, mul_x1_214, mul_x1_215,
447 mul_x1_216, mul_x1_217, mul_x1_218, mul_x1_219, mul_x1_220, mul_x1_221,
448 mul_x1_222, mul_x1_223, mul_x1_224, mul_x1_225, mul_x1_226, mul_x1_227,
449 mul_x1_228, mul_x1_229, mul_x1_230, mul_x1_231, mul_x1_232, mul_x1_233,
450 mul_x1_234, mul_x1_235, mul_x1_236, mul_x1_237, mul_x1_238, mul_x1_239,
451 mul_x1_240, mul_x1_241, mul_x1_242, mul_x1_243, mul_x1_244, mul_x1_245,
452 mul_x1_246, mul_x1_247, mul_x1_248, mul_x1_249, mul_x1_250, mul_x1_251,
453 mul_x1_252, mul_x1_253, mul_x1_254, mul_x1_255
454 };
455
456 static const mul_fn_ptr_t __attribute__((aligned(256)))
457 gf_x2_mul_fns[256] = {
458 mul_x2_0, mul_x2_1, mul_x2_2, mul_x2_3, mul_x2_4, mul_x2_5,
459 mul_x2_6, mul_x2_7, mul_x2_8, mul_x2_9, mul_x2_10, mul_x2_11,
460 mul_x2_12, mul_x2_13, mul_x2_14, mul_x2_15, mul_x2_16, mul_x2_17,
461 mul_x2_18, mul_x2_19, mul_x2_20, mul_x2_21, mul_x2_22, mul_x2_23,
462 mul_x2_24, mul_x2_25, mul_x2_26, mul_x2_27, mul_x2_28, mul_x2_29,
463 mul_x2_30, mul_x2_31, mul_x2_32, mul_x2_33, mul_x2_34, mul_x2_35,
464 mul_x2_36, mul_x2_37, mul_x2_38, mul_x2_39, mul_x2_40, mul_x2_41,
465 mul_x2_42, mul_x2_43, mul_x2_44, mul_x2_45, mul_x2_46, mul_x2_47,
466 mul_x2_48, mul_x2_49, mul_x2_50, mul_x2_51, mul_x2_52, mul_x2_53,
467 mul_x2_54, mul_x2_55, mul_x2_56, mul_x2_57, mul_x2_58, mul_x2_59,
468 mul_x2_60, mul_x2_61, mul_x2_62, mul_x2_63, mul_x2_64, mul_x2_65,
469 mul_x2_66, mul_x2_67, mul_x2_68, mul_x2_69, mul_x2_70, mul_x2_71,
470 mul_x2_72, mul_x2_73, mul_x2_74, mul_x2_75, mul_x2_76, mul_x2_77,
471 mul_x2_78, mul_x2_79, mul_x2_80, mul_x2_81, mul_x2_82, mul_x2_83,
472 mul_x2_84, mul_x2_85, mul_x2_86, mul_x2_87, mul_x2_88, mul_x2_89,
473 mul_x2_90, mul_x2_91, mul_x2_92, mul_x2_93, mul_x2_94, mul_x2_95,
474 mul_x2_96, mul_x2_97, mul_x2_98, mul_x2_99, mul_x2_100, mul_x2_101,
475 mul_x2_102, mul_x2_103, mul_x2_104, mul_x2_105, mul_x2_106, mul_x2_107,
476 mul_x2_108, mul_x2_109, mul_x2_110, mul_x2_111, mul_x2_112, mul_x2_113,
477 mul_x2_114, mul_x2_115, mul_x2_116, mul_x2_117, mul_x2_118, mul_x2_119,
478 mul_x2_120, mul_x2_121, mul_x2_122, mul_x2_123, mul_x2_124, mul_x2_125,
479 mul_x2_126, mul_x2_127, mul_x2_128, mul_x2_129, mul_x2_130, mul_x2_131,
480 mul_x2_132, mul_x2_133, mul_x2_134, mul_x2_135, mul_x2_136, mul_x2_137,
481 mul_x2_138, mul_x2_139, mul_x2_140, mul_x2_141, mul_x2_142, mul_x2_143,
482 mul_x2_144, mul_x2_145, mul_x2_146, mul_x2_147, mul_x2_148, mul_x2_149,
483 mul_x2_150, mul_x2_151, mul_x2_152, mul_x2_153, mul_x2_154, mul_x2_155,
484 mul_x2_156, mul_x2_157, mul_x2_158, mul_x2_159, mul_x2_160, mul_x2_161,
485 mul_x2_162, mul_x2_163, mul_x2_164, mul_x2_165, mul_x2_166, mul_x2_167,
486 mul_x2_168, mul_x2_169, mul_x2_170, mul_x2_171, mul_x2_172, mul_x2_173,
487 mul_x2_174, mul_x2_175, mul_x2_176, mul_x2_177, mul_x2_178, mul_x2_179,
488 mul_x2_180, mul_x2_181, mul_x2_182, mul_x2_183, mul_x2_184, mul_x2_185,
489 mul_x2_186, mul_x2_187, mul_x2_188, mul_x2_189, mul_x2_190, mul_x2_191,
490 mul_x2_192, mul_x2_193, mul_x2_194, mul_x2_195, mul_x2_196, mul_x2_197,
491 mul_x2_198, mul_x2_199, mul_x2_200, mul_x2_201, mul_x2_202, mul_x2_203,
492 mul_x2_204, mul_x2_205, mul_x2_206, mul_x2_207, mul_x2_208, mul_x2_209,
493 mul_x2_210, mul_x2_211, mul_x2_212, mul_x2_213, mul_x2_214, mul_x2_215,
494 mul_x2_216, mul_x2_217, mul_x2_218, mul_x2_219, mul_x2_220, mul_x2_221,
495 mul_x2_222, mul_x2_223, mul_x2_224, mul_x2_225, mul_x2_226, mul_x2_227,
496 mul_x2_228, mul_x2_229, mul_x2_230, mul_x2_231, mul_x2_232, mul_x2_233,
497 mul_x2_234, mul_x2_235, mul_x2_236, mul_x2_237, mul_x2_238, mul_x2_239,
498 mul_x2_240, mul_x2_241, mul_x2_242, mul_x2_243, mul_x2_244, mul_x2_245,
499 mul_x2_246, mul_x2_247, mul_x2_248, mul_x2_249, mul_x2_250, mul_x2_251,
500 mul_x2_252, mul_x2_253, mul_x2_254, mul_x2_255
501 };
502
503 #define MUL(c, r...) \
504 { \
505 switch (REG_CNT(r)) { \
506 case 2: \
507 COPY(r, _mul_x2_in); \
508 gf_x2_mul_fns[c](); \
509 COPY(_mul_x2_acc, r); \
510 break; \
511 case 1: \
512 COPY(r, _mul_x1_in); \
513 gf_x1_mul_fns[c](); \
514 COPY(_mul_x1_acc, r); \
515 break; \
516 default: \
517 VERIFY(0); \
518 } \
519 }
520
521
522 #define raidz_math_begin() kfpu_begin()
523 #define raidz_math_end() kfpu_end()
524
525 #define SYN_STRIDE 4
526
527 #define ZERO_STRIDE 4
528 #define ZERO_DEFINE() {}
529 #define ZERO_D 0, 1, 2, 3
530
531 #define COPY_STRIDE 4
532 #define COPY_DEFINE() {}
533 #define COPY_D 0, 1, 2, 3
534
535 #define ADD_STRIDE 4
536 #define ADD_DEFINE() {}
537 #define ADD_D 0, 1, 2, 3
538
539 #define MUL_STRIDE 2
540 #define MUL_DEFINE() MUL2_SETUP()
541 #define MUL_D 0, 1
542
543 #define GEN_P_STRIDE 4
544 #define GEN_P_DEFINE() {}
545 #define GEN_P_P 0, 1, 2, 3
546
547 #define GEN_PQ_STRIDE 4
548 #define GEN_PQ_DEFINE() {}
549 #define GEN_PQ_D 0, 1, 2, 3
550 #define GEN_PQ_C 4, 5, 6, 7
551
552 #define GEN_PQR_STRIDE 4
553 #define GEN_PQR_DEFINE() {}
554 #define GEN_PQR_D 0, 1, 2, 3
555 #define GEN_PQR_C 4, 5, 6, 7
556
557 #define SYN_Q_DEFINE() {}
558 #define SYN_Q_D 0, 1, 2, 3
559 #define SYN_Q_X 4, 5, 6, 7
560
561 #define SYN_R_DEFINE() {}
562 #define SYN_R_D 0, 1, 2, 3
563 #define SYN_R_X 4, 5, 6, 7
564
565 #define SYN_PQ_DEFINE() {}
566 #define SYN_PQ_D 0, 1, 2, 3
567 #define SYN_PQ_X 4, 5, 6, 7
568
569 #define REC_PQ_STRIDE 2
570 #define REC_PQ_DEFINE() MUL2_SETUP()
571 #define REC_PQ_X 0, 1
572 #define REC_PQ_Y 2, 3
573 #define REC_PQ_T 4, 5
574
575 #define SYN_PR_DEFINE() {}
576 #define SYN_PR_D 0, 1, 2, 3
577 #define SYN_PR_X 4, 5, 6, 7
578
579 #define REC_PR_STRIDE 2
580 #define REC_PR_DEFINE() MUL2_SETUP()
581 #define REC_PR_X 0, 1
582 #define REC_PR_Y 2, 3
583 #define REC_PR_T 4, 5
584
585 #define SYN_QR_DEFINE() {}
586 #define SYN_QR_D 0, 1, 2, 3
587 #define SYN_QR_X 4, 5, 6, 7
588
589 #define REC_QR_STRIDE 2
590 #define REC_QR_DEFINE() MUL2_SETUP()
591 #define REC_QR_X 0, 1
592 #define REC_QR_Y 2, 3
593 #define REC_QR_T 4, 5
594
595 #define SYN_PQR_DEFINE() {}
596 #define SYN_PQR_D 0, 1, 2, 3
597 #define SYN_PQR_X 4, 5, 6, 7
598
599 #define REC_PQR_STRIDE 1
600 #define REC_PQR_DEFINE() MUL2_SETUP()
601 #define REC_PQR_X 0
602 #define REC_PQR_Y 1
603 #define REC_PQR_Z 2
604 #define REC_PQR_XS 3
605 #define REC_PQR_YS 4
606
607
608 #include <sys/vdev_raidz_impl.h>
609 #include "vdev_raidz_math_impl.h"
610
611 DEFINE_GEN_METHODS(sse2);
612 DEFINE_REC_METHODS(sse2);
613
614 static boolean_t
raidz_will_sse2_work(void)615 raidz_will_sse2_work(void)
616 {
617 return (kfpu_allowed() && zfs_sse_available() && zfs_sse2_available());
618 }
619
620 const raidz_impl_ops_t vdev_raidz_sse2_impl = {
621 .init = NULL,
622 .fini = NULL,
623 .gen = RAIDZ_GEN_METHODS(sse2),
624 .rec = RAIDZ_REC_METHODS(sse2),
625 .is_supported = &raidz_will_sse2_work,
626 .name = "sse2"
627 };
628
629 #elif defined(__i386)
630
631 /* 32-bit stub for user-level fakekernel dependencies */
632 #include <sys/vdev_raidz_impl.h>
633 const raidz_impl_ops_t vdev_raidz_sse2_impl = {
634 .init = NULL,
635 .fini = NULL,
636 .gen = NULL,
637 .rec = NULL,
638 .is_supported = NULL,
639 .name = "avx2"
640 };
641
642 #endif /* defined(__amd64) */
643