Text file src/crypto/sha256/sha256block_ppc64le.s
1 // Copyright 2016 The Go Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style
3 // license that can be found in the LICENSE file.
4
5 // Based on CRYPTOGAMS code with the following comment:
6 // # ====================================================================
7 // # Written by Andy Polyakov <appro@openssl.org> for the OpenSSL
8 // # project. The module is, however, dual licensed under OpenSSL and
9 // # CRYPTOGAMS licenses depending on where you obtain it. For further
10 // # details see http://www.openssl.org/~appro/cryptogams/.
11 // # ====================================================================
12
13 #include "textflag.h"
14
15 // SHA256 block routine. See sha256block.go for Go equivalent.
16 //
17 // The algorithm is detailed in FIPS 180-4:
18 //
19 // https://csrc.nist.gov/publications/fips/fips180-4/fips-180-4.pdf
20 //
21 // Wt = Mt; for 0 <= t <= 15
22 // Wt = SIGMA1(Wt-2) + SIGMA0(Wt-15) + Wt-16; for 16 <= t <= 63
23 //
24 // a = H0
25 // b = H1
26 // c = H2
27 // d = H3
28 // e = H4
29 // f = H5
30 // g = H6
31 // h = H7
32 //
33 // for t = 0 to 63 {
34 // T1 = h + BIGSIGMA1(e) + Ch(e,f,g) + Kt + Wt
35 // T2 = BIGSIGMA0(a) + Maj(a,b,c)
36 // h = g
37 // g = f
38 // f = e
39 // e = d + T1
40 // d = c
41 // c = b
42 // b = a
43 // a = T1 + T2
44 // }
45 //
46 // H0 = a + H0
47 // H1 = b + H1
48 // H2 = c + H2
49 // H3 = d + H3
50 // H4 = e + H4
51 // H5 = f + H5
52 // H6 = g + H6
53 // H7 = h + H7
54
55 #define CTX R3
56 #define INP R4
57 #define END R5
58 #define TBL R6
59 #define IDX R7
60 #define CNT R8
61 #define LEN R9
62 #define OFFLOAD R11
63 #define TEMP R12
64
65 #define HEX00 R0
66 #define HEX10 R10
67 #define HEX20 R25
68 #define HEX30 R26
69 #define HEX40 R27
70 #define HEX50 R28
71 #define HEX60 R29
72 #define HEX70 R31
73
74 // V0-V7 are A-H
75 // V8-V23 are used for the message schedule
76 #define KI V24
77 #define FUNC V25
78 #define S0 V26
79 #define S1 V27
80 #define s0 V28
81 #define s1 V29
82 #define LEMASK V31 // Permutation control register for little endian
83
84 // 4 copies of each Kt, to fill all 4 words of a vector register
85 DATA ·kcon+0x000(SB)/8, $0x428a2f98428a2f98
86 DATA ·kcon+0x008(SB)/8, $0x428a2f98428a2f98
87 DATA ·kcon+0x010(SB)/8, $0x7137449171374491
88 DATA ·kcon+0x018(SB)/8, $0x7137449171374491
89 DATA ·kcon+0x020(SB)/8, $0xb5c0fbcfb5c0fbcf
90 DATA ·kcon+0x028(SB)/8, $0xb5c0fbcfb5c0fbcf
91 DATA ·kcon+0x030(SB)/8, $0xe9b5dba5e9b5dba5
92 DATA ·kcon+0x038(SB)/8, $0xe9b5dba5e9b5dba5
93 DATA ·kcon+0x040(SB)/8, $0x3956c25b3956c25b
94 DATA ·kcon+0x048(SB)/8, $0x3956c25b3956c25b
95 DATA ·kcon+0x050(SB)/8, $0x59f111f159f111f1
96 DATA ·kcon+0x058(SB)/8, $0x59f111f159f111f1
97 DATA ·kcon+0x060(SB)/8, $0x923f82a4923f82a4
98 DATA ·kcon+0x068(SB)/8, $0x923f82a4923f82a4
99 DATA ·kcon+0x070(SB)/8, $0xab1c5ed5ab1c5ed5
100 DATA ·kcon+0x078(SB)/8, $0xab1c5ed5ab1c5ed5
101 DATA ·kcon+0x080(SB)/8, $0xd807aa98d807aa98
102 DATA ·kcon+0x088(SB)/8, $0xd807aa98d807aa98
103 DATA ·kcon+0x090(SB)/8, $0x12835b0112835b01
104 DATA ·kcon+0x098(SB)/8, $0x12835b0112835b01
105 DATA ·kcon+0x0A0(SB)/8, $0x243185be243185be
106 DATA ·kcon+0x0A8(SB)/8, $0x243185be243185be
107 DATA ·kcon+0x0B0(SB)/8, $0x550c7dc3550c7dc3
108 DATA ·kcon+0x0B8(SB)/8, $0x550c7dc3550c7dc3
109 DATA ·kcon+0x0C0(SB)/8, $0x72be5d7472be5d74
110 DATA ·kcon+0x0C8(SB)/8, $0x72be5d7472be5d74
111 DATA ·kcon+0x0D0(SB)/8, $0x80deb1fe80deb1fe
112 DATA ·kcon+0x0D8(SB)/8, $0x80deb1fe80deb1fe
113 DATA ·kcon+0x0E0(SB)/8, $0x9bdc06a79bdc06a7
114 DATA ·kcon+0x0E8(SB)/8, $0x9bdc06a79bdc06a7
115 DATA ·kcon+0x0F0(SB)/8, $0xc19bf174c19bf174
116 DATA ·kcon+0x0F8(SB)/8, $0xc19bf174c19bf174
117 DATA ·kcon+0x100(SB)/8, $0xe49b69c1e49b69c1
118 DATA ·kcon+0x108(SB)/8, $0xe49b69c1e49b69c1
119 DATA ·kcon+0x110(SB)/8, $0xefbe4786efbe4786
120 DATA ·kcon+0x118(SB)/8, $0xefbe4786efbe4786
121 DATA ·kcon+0x120(SB)/8, $0x0fc19dc60fc19dc6
122 DATA ·kcon+0x128(SB)/8, $0x0fc19dc60fc19dc6
123 DATA ·kcon+0x130(SB)/8, $0x240ca1cc240ca1cc
124 DATA ·kcon+0x138(SB)/8, $0x240ca1cc240ca1cc
125 DATA ·kcon+0x140(SB)/8, $0x2de92c6f2de92c6f
126 DATA ·kcon+0x148(SB)/8, $0x2de92c6f2de92c6f
127 DATA ·kcon+0x150(SB)/8, $0x4a7484aa4a7484aa
128 DATA ·kcon+0x158(SB)/8, $0x4a7484aa4a7484aa
129 DATA ·kcon+0x160(SB)/8, $0x5cb0a9dc5cb0a9dc
130 DATA ·kcon+0x168(SB)/8, $0x5cb0a9dc5cb0a9dc
131 DATA ·kcon+0x170(SB)/8, $0x76f988da76f988da
132 DATA ·kcon+0x178(SB)/8, $0x76f988da76f988da
133 DATA ·kcon+0x180(SB)/8, $0x983e5152983e5152
134 DATA ·kcon+0x188(SB)/8, $0x983e5152983e5152
135 DATA ·kcon+0x190(SB)/8, $0xa831c66da831c66d
136 DATA ·kcon+0x198(SB)/8, $0xa831c66da831c66d
137 DATA ·kcon+0x1A0(SB)/8, $0xb00327c8b00327c8
138 DATA ·kcon+0x1A8(SB)/8, $0xb00327c8b00327c8
139 DATA ·kcon+0x1B0(SB)/8, $0xbf597fc7bf597fc7
140 DATA ·kcon+0x1B8(SB)/8, $0xbf597fc7bf597fc7
141 DATA ·kcon+0x1C0(SB)/8, $0xc6e00bf3c6e00bf3
142 DATA ·kcon+0x1C8(SB)/8, $0xc6e00bf3c6e00bf3
143 DATA ·kcon+0x1D0(SB)/8, $0xd5a79147d5a79147
144 DATA ·kcon+0x1D8(SB)/8, $0xd5a79147d5a79147
145 DATA ·kcon+0x1E0(SB)/8, $0x06ca635106ca6351
146 DATA ·kcon+0x1E8(SB)/8, $0x06ca635106ca6351
147 DATA ·kcon+0x1F0(SB)/8, $0x1429296714292967
148 DATA ·kcon+0x1F8(SB)/8, $0x1429296714292967
149 DATA ·kcon+0x200(SB)/8, $0x27b70a8527b70a85
150 DATA ·kcon+0x208(SB)/8, $0x27b70a8527b70a85
151 DATA ·kcon+0x210(SB)/8, $0x2e1b21382e1b2138
152 DATA ·kcon+0x218(SB)/8, $0x2e1b21382e1b2138
153 DATA ·kcon+0x220(SB)/8, $0x4d2c6dfc4d2c6dfc
154 DATA ·kcon+0x228(SB)/8, $0x4d2c6dfc4d2c6dfc
155 DATA ·kcon+0x230(SB)/8, $0x53380d1353380d13
156 DATA ·kcon+0x238(SB)/8, $0x53380d1353380d13
157 DATA ·kcon+0x240(SB)/8, $0x650a7354650a7354
158 DATA ·kcon+0x248(SB)/8, $0x650a7354650a7354
159 DATA ·kcon+0x250(SB)/8, $0x766a0abb766a0abb
160 DATA ·kcon+0x258(SB)/8, $0x766a0abb766a0abb
161 DATA ·kcon+0x260(SB)/8, $0x81c2c92e81c2c92e
162 DATA ·kcon+0x268(SB)/8, $0x81c2c92e81c2c92e
163 DATA ·kcon+0x270(SB)/8, $0x92722c8592722c85
164 DATA ·kcon+0x278(SB)/8, $0x92722c8592722c85
165 DATA ·kcon+0x280(SB)/8, $0xa2bfe8a1a2bfe8a1
166 DATA ·kcon+0x288(SB)/8, $0xa2bfe8a1a2bfe8a1
167 DATA ·kcon+0x290(SB)/8, $0xa81a664ba81a664b
168 DATA ·kcon+0x298(SB)/8, $0xa81a664ba81a664b
169 DATA ·kcon+0x2A0(SB)/8, $0xc24b8b70c24b8b70
170 DATA ·kcon+0x2A8(SB)/8, $0xc24b8b70c24b8b70
171 DATA ·kcon+0x2B0(SB)/8, $0xc76c51a3c76c51a3
172 DATA ·kcon+0x2B8(SB)/8, $0xc76c51a3c76c51a3
173 DATA ·kcon+0x2C0(SB)/8, $0xd192e819d192e819
174 DATA ·kcon+0x2C8(SB)/8, $0xd192e819d192e819
175 DATA ·kcon+0x2D0(SB)/8, $0xd6990624d6990624
176 DATA ·kcon+0x2D8(SB)/8, $0xd6990624d6990624
177 DATA ·kcon+0x2E0(SB)/8, $0xf40e3585f40e3585
178 DATA ·kcon+0x2E8(SB)/8, $0xf40e3585f40e3585
179 DATA ·kcon+0x2F0(SB)/8, $0x106aa070106aa070
180 DATA ·kcon+0x2F8(SB)/8, $0x106aa070106aa070
181 DATA ·kcon+0x300(SB)/8, $0x19a4c11619a4c116
182 DATA ·kcon+0x308(SB)/8, $0x19a4c11619a4c116
183 DATA ·kcon+0x310(SB)/8, $0x1e376c081e376c08
184 DATA ·kcon+0x318(SB)/8, $0x1e376c081e376c08
185 DATA ·kcon+0x320(SB)/8, $0x2748774c2748774c
186 DATA ·kcon+0x328(SB)/8, $0x2748774c2748774c
187 DATA ·kcon+0x330(SB)/8, $0x34b0bcb534b0bcb5
188 DATA ·kcon+0x338(SB)/8, $0x34b0bcb534b0bcb5
189 DATA ·kcon+0x340(SB)/8, $0x391c0cb3391c0cb3
190 DATA ·kcon+0x348(SB)/8, $0x391c0cb3391c0cb3
191 DATA ·kcon+0x350(SB)/8, $0x4ed8aa4a4ed8aa4a
192 DATA ·kcon+0x358(SB)/8, $0x4ed8aa4a4ed8aa4a
193 DATA ·kcon+0x360(SB)/8, $0x5b9cca4f5b9cca4f
194 DATA ·kcon+0x368(SB)/8, $0x5b9cca4f5b9cca4f
195 DATA ·kcon+0x370(SB)/8, $0x682e6ff3682e6ff3
196 DATA ·kcon+0x378(SB)/8, $0x682e6ff3682e6ff3
197 DATA ·kcon+0x380(SB)/8, $0x748f82ee748f82ee
198 DATA ·kcon+0x388(SB)/8, $0x748f82ee748f82ee
199 DATA ·kcon+0x390(SB)/8, $0x78a5636f78a5636f
200 DATA ·kcon+0x398(SB)/8, $0x78a5636f78a5636f
201 DATA ·kcon+0x3A0(SB)/8, $0x84c8781484c87814
202 DATA ·kcon+0x3A8(SB)/8, $0x84c8781484c87814
203 DATA ·kcon+0x3B0(SB)/8, $0x8cc702088cc70208
204 DATA ·kcon+0x3B8(SB)/8, $0x8cc702088cc70208
205 DATA ·kcon+0x3C0(SB)/8, $0x90befffa90befffa
206 DATA ·kcon+0x3C8(SB)/8, $0x90befffa90befffa
207 DATA ·kcon+0x3D0(SB)/8, $0xa4506ceba4506ceb
208 DATA ·kcon+0x3D8(SB)/8, $0xa4506ceba4506ceb
209 DATA ·kcon+0x3E0(SB)/8, $0xbef9a3f7bef9a3f7
210 DATA ·kcon+0x3E8(SB)/8, $0xbef9a3f7bef9a3f7
211 DATA ·kcon+0x3F0(SB)/8, $0xc67178f2c67178f2
212 DATA ·kcon+0x3F8(SB)/8, $0xc67178f2c67178f2
213 DATA ·kcon+0x400(SB)/8, $0x0000000000000000
214 DATA ·kcon+0x408(SB)/8, $0x0000000000000000
215 DATA ·kcon+0x410(SB)/8, $0x1011121310111213 // permutation control vectors
216 DATA ·kcon+0x418(SB)/8, $0x1011121300010203
217 DATA ·kcon+0x420(SB)/8, $0x1011121310111213
218 DATA ·kcon+0x428(SB)/8, $0x0405060700010203
219 DATA ·kcon+0x430(SB)/8, $0x1011121308090a0b
220 DATA ·kcon+0x438(SB)/8, $0x0405060700010203
221 GLOBL ·kcon(SB), RODATA, $1088
222
223 #define SHA256ROUND0(a, b, c, d, e, f, g, h, xi) \
224 VSEL g, f, e, FUNC; \
225 VSHASIGMAW $15, e, $1, S1; \
226 VADDUWM xi, h, h; \
227 VSHASIGMAW $0, a, $1, S0; \
228 VADDUWM FUNC, h, h; \
229 VXOR b, a, FUNC; \
230 VADDUWM S1, h, h; \
231 VSEL b, c, FUNC, FUNC; \
232 VADDUWM KI, g, g; \
233 VADDUWM h, d, d; \
234 VADDUWM FUNC, S0, S0; \
235 LVX (TBL)(IDX), KI; \
236 ADD $16, IDX; \
237 VADDUWM S0, h, h
238
239 #define SHA256ROUND1(a, b, c, d, e, f, g, h, xi, xj, xj_1, xj_9, xj_14) \
240 VSHASIGMAW $0, xj_1, $0, s0; \
241 VSEL g, f, e, FUNC; \
242 VSHASIGMAW $15, e, $1, S1; \
243 VADDUWM xi, h, h; \
244 VSHASIGMAW $0, a, $1, S0; \
245 VSHASIGMAW $15, xj_14, $0, s1; \
246 VADDUWM FUNC, h, h; \
247 VXOR b, a, FUNC; \
248 VADDUWM xj_9, xj, xj; \
249 VADDUWM S1, h, h; \
250 VSEL b, c, FUNC, FUNC; \
251 VADDUWM KI, g, g; \
252 VADDUWM h, d, d; \
253 VADDUWM FUNC, S0, S0; \
254 VADDUWM s0, xj, xj; \
255 LVX (TBL)(IDX), KI; \
256 ADD $16, IDX; \
257 VADDUWM S0, h, h; \
258 VADDUWM s1, xj, xj
259
260 // func block(dig *digest, p []byte)
261 TEXT ·block(SB),0,$128-32
262 MOVD dig+0(FP), CTX
263 MOVD p_base+8(FP), INP
264 MOVD p_len+16(FP), LEN
265
266 SRD $6, LEN
267 SLD $6, LEN
268
269 ADD INP, LEN, END
270
271 CMP INP, END
272 BEQ end
273
274 MOVD $·kcon(SB), TBL
275 MOVD R1, OFFLOAD
276
277 MOVD R0, CNT
278 MOVWZ $0x10, HEX10
279 MOVWZ $0x20, HEX20
280 MOVWZ $0x30, HEX30
281 MOVWZ $0x40, HEX40
282 MOVWZ $0x50, HEX50
283 MOVWZ $0x60, HEX60
284 MOVWZ $0x70, HEX70
285
286 MOVWZ $8, IDX
287 LVSL (IDX)(R0), LEMASK
288 VSPLTISB $0x0F, KI
289 VXOR KI, LEMASK, LEMASK
290
291 LXVW4X (CTX)(HEX00), VS32 // v0 = vs32
292 LXVW4X (CTX)(HEX10), VS36 // v4 = vs36
293
294 // unpack the input values into vector registers
295 VSLDOI $4, V0, V0, V1
296 VSLDOI $8, V0, V0, V2
297 VSLDOI $12, V0, V0, V3
298 VSLDOI $4, V4, V4, V5
299 VSLDOI $8, V4, V4, V6
300 VSLDOI $12, V4, V4, V7
301
302 loop:
303 LVX (TBL)(HEX00), KI
304 MOVWZ $16, IDX
305
306 LXVD2X (INP)(R0), VS40 // load v8 (=vs40) in advance
307 ADD $16, INP
308
309 STVX V0, (OFFLOAD+HEX00)
310 STVX V1, (OFFLOAD+HEX10)
311 STVX V2, (OFFLOAD+HEX20)
312 STVX V3, (OFFLOAD+HEX30)
313 STVX V4, (OFFLOAD+HEX40)
314 STVX V5, (OFFLOAD+HEX50)
315 STVX V6, (OFFLOAD+HEX60)
316 STVX V7, (OFFLOAD+HEX70)
317
318 VADDUWM KI, V7, V7 // h+K[i]
319 LVX (TBL)(IDX), KI
320 ADD $16, IDX
321
322 VPERM V8, V8, LEMASK, V8
323 SHA256ROUND0(V0, V1, V2, V3, V4, V5, V6, V7, V8)
324 VSLDOI $4, V8, V8, V9
325 SHA256ROUND0(V7, V0, V1, V2, V3, V4, V5, V6, V9)
326 VSLDOI $4, V9, V9, V10
327 SHA256ROUND0(V6, V7, V0, V1, V2, V3, V4, V5, V10)
328 LXVD2X (INP)(R0), VS44 // load v12 (=vs44) in advance
329 ADD $16, INP, INP
330 VSLDOI $4, V10, V10, V11
331 SHA256ROUND0(V5, V6, V7, V0, V1, V2, V3, V4, V11)
332 VPERM V12, V12, LEMASK, V12
333 SHA256ROUND0(V4, V5, V6, V7, V0, V1, V2, V3, V12)
334 VSLDOI $4, V12, V12, V13
335 SHA256ROUND0(V3, V4, V5, V6, V7, V0, V1, V2, V13)
336 VSLDOI $4, V13, V13, V14
337 SHA256ROUND0(V2, V3, V4, V5, V6, V7, V0, V1, V14)
338 LXVD2X (INP)(R0), VS48 // load v16 (=vs48) in advance
339 ADD $16, INP, INP
340 VSLDOI $4, V14, V14, V15
341 SHA256ROUND0(V1, V2, V3, V4, V5, V6, V7, V0, V15)
342 VPERM V16, V16, LEMASK, V16
343 SHA256ROUND0(V0, V1, V2, V3, V4, V5, V6, V7, V16)
344 VSLDOI $4, V16, V16, V17
345 SHA256ROUND0(V7, V0, V1, V2, V3, V4, V5, V6, V17)
346 VSLDOI $4, V17, V17, V18
347 SHA256ROUND0(V6, V7, V0, V1, V2, V3, V4, V5, V18)
348 VSLDOI $4, V18, V18, V19
349 LXVD2X (INP)(R0), VS52 // load v20 (=vs52) in advance
350 ADD $16, INP, INP
351 SHA256ROUND0(V5, V6, V7, V0, V1, V2, V3, V4, V19)
352 VPERM V20, V20, LEMASK, V20
353 SHA256ROUND0(V4, V5, V6, V7, V0, V1, V2, V3, V20)
354 VSLDOI $4, V20, V20, V21
355 SHA256ROUND0(V3, V4, V5, V6, V7, V0, V1, V2, V21)
356 VSLDOI $4, V21, V21, V22
357 SHA256ROUND0(V2, V3, V4, V5, V6, V7, V0, V1, V22)
358 VSLDOI $4, V22, V22, V23
359 SHA256ROUND1(V1, V2, V3, V4, V5, V6, V7, V0, V23, V8, V9, V17, V22)
360
361 MOVWZ $3, TEMP
362 MOVWZ TEMP, CTR
363
364 L16_xx:
365 SHA256ROUND1(V0, V1, V2, V3, V4, V5, V6, V7, V8, V9, V10, V18, V23)
366 SHA256ROUND1(V7, V0, V1, V2, V3, V4, V5, V6, V9, V10, V11, V19, V8)
367 SHA256ROUND1(V6, V7, V0, V1, V2, V3, V4, V5, V10, V11, V12, V20, V9)
368 SHA256ROUND1(V5, V6, V7, V0, V1, V2, V3, V4, V11, V12, V13, V21, V10)
369 SHA256ROUND1(V4, V5, V6, V7, V0, V1, V2, V3, V12, V13, V14, V22, V11)
370 SHA256ROUND1(V3, V4, V5, V6, V7, V0, V1, V2, V13, V14, V15, V23, V12)
371 SHA256ROUND1(V2, V3, V4, V5, V6, V7, V0, V1, V14, V15, V16, V8, V13)
372 SHA256ROUND1(V1, V2, V3, V4, V5, V6, V7, V0, V15, V16, V17, V9, V14)
373 SHA256ROUND1(V0, V1, V2, V3, V4, V5, V6, V7, V16, V17, V18, V10, V15)
374 SHA256ROUND1(V7, V0, V1, V2, V3, V4, V5, V6, V17, V18, V19, V11, V16)
375 SHA256ROUND1(V6, V7, V0, V1, V2, V3, V4, V5, V18, V19, V20, V12, V17)
376 SHA256ROUND1(V5, V6, V7, V0, V1, V2, V3, V4, V19, V20, V21, V13, V18)
377 SHA256ROUND1(V4, V5, V6, V7, V0, V1, V2, V3, V20, V21, V22, V14, V19)
378 SHA256ROUND1(V3, V4, V5, V6, V7, V0, V1, V2, V21, V22, V23, V15, V20)
379 SHA256ROUND1(V2, V3, V4, V5, V6, V7, V0, V1, V22, V23, V8, V16, V21)
380 SHA256ROUND1(V1, V2, V3, V4, V5, V6, V7, V0, V23, V8, V9, V17, V22)
381
382 BC 0x10, 0, L16_xx // bdnz
383
384 LVX (OFFLOAD)(HEX00), V10
385
386 LVX (OFFLOAD)(HEX10), V11
387 VADDUWM V10, V0, V0
388 LVX (OFFLOAD)(HEX20), V12
389 VADDUWM V11, V1, V1
390 LVX (OFFLOAD)(HEX30), V13
391 VADDUWM V12, V2, V2
392 LVX (OFFLOAD)(HEX40), V14
393 VADDUWM V13, V3, V3
394 LVX (OFFLOAD)(HEX50), V15
395 VADDUWM V14, V4, V4
396 LVX (OFFLOAD)(HEX60), V16
397 VADDUWM V15, V5, V5
398 LVX (OFFLOAD)(HEX70), V17
399 VADDUWM V16, V6, V6
400 VADDUWM V17, V7, V7
401
402 CMPU INP, END
403 BLT loop
404
405 LVX (TBL)(IDX), V8
406 ADD $16, IDX
407 VPERM V0, V1, KI, V0
408 LVX (TBL)(IDX), V9
409 VPERM V4, V5, KI, V4
410 VPERM V0, V2, V8, V0
411 VPERM V4, V6, V8, V4
412 VPERM V0, V3, V9, V0
413 VPERM V4, V7, V9, V4
414 STXVD2X VS32, (CTX+HEX00) // v0 = vs32
415 STXVD2X VS36, (CTX+HEX10) // v4 = vs36
416
417 end:
418 RET
419
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