github.com/ice-blockchain/go/src@v0.0.0-20240403114104-1564d284e521/crypto/sha256/sha256block_ppc64x.s (about) 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 //go:build (ppc64 || ppc64le) && !purego 6 7 // Based on CRYPTOGAMS code with the following comment: 8 // # ==================================================================== 9 // # Written by Andy Polyakov <appro@openssl.org> for the OpenSSL 10 // # project. The module is, however, dual licensed under OpenSSL and 11 // # CRYPTOGAMS licenses depending on where you obtain it. For further 12 // # details see http://www.openssl.org/~appro/cryptogams/. 13 // # ==================================================================== 14 15 #include "textflag.h" 16 17 // SHA256 block routine. See sha256block.go for Go equivalent. 18 // 19 // The algorithm is detailed in FIPS 180-4: 20 // 21 // https://csrc.nist.gov/publications/fips/fips180-4/fips-180-4.pdf 22 // 23 // Wt = Mt; for 0 <= t <= 15 24 // Wt = SIGMA1(Wt-2) + SIGMA0(Wt-15) + Wt-16; for 16 <= t <= 63 25 // 26 // a = H0 27 // b = H1 28 // c = H2 29 // d = H3 30 // e = H4 31 // f = H5 32 // g = H6 33 // h = H7 34 // 35 // for t = 0 to 63 { 36 // T1 = h + BIGSIGMA1(e) + Ch(e,f,g) + Kt + Wt 37 // T2 = BIGSIGMA0(a) + Maj(a,b,c) 38 // h = g 39 // g = f 40 // f = e 41 // e = d + T1 42 // d = c 43 // c = b 44 // b = a 45 // a = T1 + T2 46 // } 47 // 48 // H0 = a + H0 49 // H1 = b + H1 50 // H2 = c + H2 51 // H3 = d + H3 52 // H4 = e + H4 53 // H5 = f + H5 54 // H6 = g + H6 55 // H7 = h + H7 56 57 #define CTX R3 58 #define INP R4 59 #define END R5 60 #define TBL R6 // Pointer into kcon table 61 #define LEN R9 62 #define TEMP R12 63 64 #define TBL_STRT R7 // Pointer to start of kcon table. 65 66 #define R_x000 R0 67 #define R_x010 R8 68 #define R_x020 R10 69 #define R_x030 R11 70 #define R_x040 R14 71 #define R_x050 R15 72 #define R_x060 R16 73 #define R_x070 R17 74 #define R_x080 R18 75 #define R_x090 R19 76 #define R_x0a0 R20 77 #define R_x0b0 R21 78 #define R_x0c0 R22 79 #define R_x0d0 R23 80 #define R_x0e0 R24 81 #define R_x0f0 R25 82 #define R_x100 R26 83 #define R_x110 R27 84 85 86 // V0-V7 are A-H 87 // V8-V23 are used for the message schedule 88 #define KI V24 89 #define FUNC V25 90 #define S0 V26 91 #define S1 V27 92 #define s0 V28 93 #define s1 V29 94 #define LEMASK V31 // Permutation control register for little endian 95 96 // 4 copies of each Kt, to fill all 4 words of a vector register 97 DATA ·kcon+0x000(SB)/8, $0x428a2f98428a2f98 98 DATA ·kcon+0x008(SB)/8, $0x428a2f98428a2f98 99 DATA ·kcon+0x010(SB)/8, $0x7137449171374491 100 DATA ·kcon+0x018(SB)/8, $0x7137449171374491 101 DATA ·kcon+0x020(SB)/8, $0xb5c0fbcfb5c0fbcf 102 DATA ·kcon+0x028(SB)/8, $0xb5c0fbcfb5c0fbcf 103 DATA ·kcon+0x030(SB)/8, $0xe9b5dba5e9b5dba5 104 DATA ·kcon+0x038(SB)/8, $0xe9b5dba5e9b5dba5 105 DATA ·kcon+0x040(SB)/8, $0x3956c25b3956c25b 106 DATA ·kcon+0x048(SB)/8, $0x3956c25b3956c25b 107 DATA ·kcon+0x050(SB)/8, $0x59f111f159f111f1 108 DATA ·kcon+0x058(SB)/8, $0x59f111f159f111f1 109 DATA ·kcon+0x060(SB)/8, $0x923f82a4923f82a4 110 DATA ·kcon+0x068(SB)/8, $0x923f82a4923f82a4 111 DATA ·kcon+0x070(SB)/8, $0xab1c5ed5ab1c5ed5 112 DATA ·kcon+0x078(SB)/8, $0xab1c5ed5ab1c5ed5 113 DATA ·kcon+0x080(SB)/8, $0xd807aa98d807aa98 114 DATA ·kcon+0x088(SB)/8, $0xd807aa98d807aa98 115 DATA ·kcon+0x090(SB)/8, $0x12835b0112835b01 116 DATA ·kcon+0x098(SB)/8, $0x12835b0112835b01 117 DATA ·kcon+0x0A0(SB)/8, $0x243185be243185be 118 DATA ·kcon+0x0A8(SB)/8, $0x243185be243185be 119 DATA ·kcon+0x0B0(SB)/8, $0x550c7dc3550c7dc3 120 DATA ·kcon+0x0B8(SB)/8, $0x550c7dc3550c7dc3 121 DATA ·kcon+0x0C0(SB)/8, $0x72be5d7472be5d74 122 DATA ·kcon+0x0C8(SB)/8, $0x72be5d7472be5d74 123 DATA ·kcon+0x0D0(SB)/8, $0x80deb1fe80deb1fe 124 DATA ·kcon+0x0D8(SB)/8, $0x80deb1fe80deb1fe 125 DATA ·kcon+0x0E0(SB)/8, $0x9bdc06a79bdc06a7 126 DATA ·kcon+0x0E8(SB)/8, $0x9bdc06a79bdc06a7 127 DATA ·kcon+0x0F0(SB)/8, $0xc19bf174c19bf174 128 DATA ·kcon+0x0F8(SB)/8, $0xc19bf174c19bf174 129 DATA ·kcon+0x100(SB)/8, $0xe49b69c1e49b69c1 130 DATA ·kcon+0x108(SB)/8, $0xe49b69c1e49b69c1 131 DATA ·kcon+0x110(SB)/8, $0xefbe4786efbe4786 132 DATA ·kcon+0x118(SB)/8, $0xefbe4786efbe4786 133 DATA ·kcon+0x120(SB)/8, $0x0fc19dc60fc19dc6 134 DATA ·kcon+0x128(SB)/8, $0x0fc19dc60fc19dc6 135 DATA ·kcon+0x130(SB)/8, $0x240ca1cc240ca1cc 136 DATA ·kcon+0x138(SB)/8, $0x240ca1cc240ca1cc 137 DATA ·kcon+0x140(SB)/8, $0x2de92c6f2de92c6f 138 DATA ·kcon+0x148(SB)/8, $0x2de92c6f2de92c6f 139 DATA ·kcon+0x150(SB)/8, $0x4a7484aa4a7484aa 140 DATA ·kcon+0x158(SB)/8, $0x4a7484aa4a7484aa 141 DATA ·kcon+0x160(SB)/8, $0x5cb0a9dc5cb0a9dc 142 DATA ·kcon+0x168(SB)/8, $0x5cb0a9dc5cb0a9dc 143 DATA ·kcon+0x170(SB)/8, $0x76f988da76f988da 144 DATA ·kcon+0x178(SB)/8, $0x76f988da76f988da 145 DATA ·kcon+0x180(SB)/8, $0x983e5152983e5152 146 DATA ·kcon+0x188(SB)/8, $0x983e5152983e5152 147 DATA ·kcon+0x190(SB)/8, $0xa831c66da831c66d 148 DATA ·kcon+0x198(SB)/8, $0xa831c66da831c66d 149 DATA ·kcon+0x1A0(SB)/8, $0xb00327c8b00327c8 150 DATA ·kcon+0x1A8(SB)/8, $0xb00327c8b00327c8 151 DATA ·kcon+0x1B0(SB)/8, $0xbf597fc7bf597fc7 152 DATA ·kcon+0x1B8(SB)/8, $0xbf597fc7bf597fc7 153 DATA ·kcon+0x1C0(SB)/8, $0xc6e00bf3c6e00bf3 154 DATA ·kcon+0x1C8(SB)/8, $0xc6e00bf3c6e00bf3 155 DATA ·kcon+0x1D0(SB)/8, $0xd5a79147d5a79147 156 DATA ·kcon+0x1D8(SB)/8, $0xd5a79147d5a79147 157 DATA ·kcon+0x1E0(SB)/8, $0x06ca635106ca6351 158 DATA ·kcon+0x1E8(SB)/8, $0x06ca635106ca6351 159 DATA ·kcon+0x1F0(SB)/8, $0x1429296714292967 160 DATA ·kcon+0x1F8(SB)/8, $0x1429296714292967 161 DATA ·kcon+0x200(SB)/8, $0x27b70a8527b70a85 162 DATA ·kcon+0x208(SB)/8, $0x27b70a8527b70a85 163 DATA ·kcon+0x210(SB)/8, $0x2e1b21382e1b2138 164 DATA ·kcon+0x218(SB)/8, $0x2e1b21382e1b2138 165 DATA ·kcon+0x220(SB)/8, $0x4d2c6dfc4d2c6dfc 166 DATA ·kcon+0x228(SB)/8, $0x4d2c6dfc4d2c6dfc 167 DATA ·kcon+0x230(SB)/8, $0x53380d1353380d13 168 DATA ·kcon+0x238(SB)/8, $0x53380d1353380d13 169 DATA ·kcon+0x240(SB)/8, $0x650a7354650a7354 170 DATA ·kcon+0x248(SB)/8, $0x650a7354650a7354 171 DATA ·kcon+0x250(SB)/8, $0x766a0abb766a0abb 172 DATA ·kcon+0x258(SB)/8, $0x766a0abb766a0abb 173 DATA ·kcon+0x260(SB)/8, $0x81c2c92e81c2c92e 174 DATA ·kcon+0x268(SB)/8, $0x81c2c92e81c2c92e 175 DATA ·kcon+0x270(SB)/8, $0x92722c8592722c85 176 DATA ·kcon+0x278(SB)/8, $0x92722c8592722c85 177 DATA ·kcon+0x280(SB)/8, $0xa2bfe8a1a2bfe8a1 178 DATA ·kcon+0x288(SB)/8, $0xa2bfe8a1a2bfe8a1 179 DATA ·kcon+0x290(SB)/8, $0xa81a664ba81a664b 180 DATA ·kcon+0x298(SB)/8, $0xa81a664ba81a664b 181 DATA ·kcon+0x2A0(SB)/8, $0xc24b8b70c24b8b70 182 DATA ·kcon+0x2A8(SB)/8, $0xc24b8b70c24b8b70 183 DATA ·kcon+0x2B0(SB)/8, $0xc76c51a3c76c51a3 184 DATA ·kcon+0x2B8(SB)/8, $0xc76c51a3c76c51a3 185 DATA ·kcon+0x2C0(SB)/8, $0xd192e819d192e819 186 DATA ·kcon+0x2C8(SB)/8, $0xd192e819d192e819 187 DATA ·kcon+0x2D0(SB)/8, $0xd6990624d6990624 188 DATA ·kcon+0x2D8(SB)/8, $0xd6990624d6990624 189 DATA ·kcon+0x2E0(SB)/8, $0xf40e3585f40e3585 190 DATA ·kcon+0x2E8(SB)/8, $0xf40e3585f40e3585 191 DATA ·kcon+0x2F0(SB)/8, $0x106aa070106aa070 192 DATA ·kcon+0x2F8(SB)/8, $0x106aa070106aa070 193 DATA ·kcon+0x300(SB)/8, $0x19a4c11619a4c116 194 DATA ·kcon+0x308(SB)/8, $0x19a4c11619a4c116 195 DATA ·kcon+0x310(SB)/8, $0x1e376c081e376c08 196 DATA ·kcon+0x318(SB)/8, $0x1e376c081e376c08 197 DATA ·kcon+0x320(SB)/8, $0x2748774c2748774c 198 DATA ·kcon+0x328(SB)/8, $0x2748774c2748774c 199 DATA ·kcon+0x330(SB)/8, $0x34b0bcb534b0bcb5 200 DATA ·kcon+0x338(SB)/8, $0x34b0bcb534b0bcb5 201 DATA ·kcon+0x340(SB)/8, $0x391c0cb3391c0cb3 202 DATA ·kcon+0x348(SB)/8, $0x391c0cb3391c0cb3 203 DATA ·kcon+0x350(SB)/8, $0x4ed8aa4a4ed8aa4a 204 DATA ·kcon+0x358(SB)/8, $0x4ed8aa4a4ed8aa4a 205 DATA ·kcon+0x360(SB)/8, $0x5b9cca4f5b9cca4f 206 DATA ·kcon+0x368(SB)/8, $0x5b9cca4f5b9cca4f 207 DATA ·kcon+0x370(SB)/8, $0x682e6ff3682e6ff3 208 DATA ·kcon+0x378(SB)/8, $0x682e6ff3682e6ff3 209 DATA ·kcon+0x380(SB)/8, $0x748f82ee748f82ee 210 DATA ·kcon+0x388(SB)/8, $0x748f82ee748f82ee 211 DATA ·kcon+0x390(SB)/8, $0x78a5636f78a5636f 212 DATA ·kcon+0x398(SB)/8, $0x78a5636f78a5636f 213 DATA ·kcon+0x3A0(SB)/8, $0x84c8781484c87814 214 DATA ·kcon+0x3A8(SB)/8, $0x84c8781484c87814 215 DATA ·kcon+0x3B0(SB)/8, $0x8cc702088cc70208 216 DATA ·kcon+0x3B8(SB)/8, $0x8cc702088cc70208 217 DATA ·kcon+0x3C0(SB)/8, $0x90befffa90befffa 218 DATA ·kcon+0x3C8(SB)/8, $0x90befffa90befffa 219 DATA ·kcon+0x3D0(SB)/8, $0xa4506ceba4506ceb 220 DATA ·kcon+0x3D8(SB)/8, $0xa4506ceba4506ceb 221 DATA ·kcon+0x3E0(SB)/8, $0xbef9a3f7bef9a3f7 222 DATA ·kcon+0x3E8(SB)/8, $0xbef9a3f7bef9a3f7 223 DATA ·kcon+0x3F0(SB)/8, $0xc67178f2c67178f2 224 DATA ·kcon+0x3F8(SB)/8, $0xc67178f2c67178f2 225 DATA ·kcon+0x400(SB)/8, $0x0000000000000000 226 DATA ·kcon+0x408(SB)/8, $0x0000000000000000 227 228 #ifdef GOARCH_ppc64le 229 DATA ·kcon+0x410(SB)/8, $0x1011121310111213 // permutation control vectors 230 DATA ·kcon+0x418(SB)/8, $0x1011121300010203 231 DATA ·kcon+0x420(SB)/8, $0x1011121310111213 232 DATA ·kcon+0x428(SB)/8, $0x0405060700010203 233 DATA ·kcon+0x430(SB)/8, $0x1011121308090a0b 234 DATA ·kcon+0x438(SB)/8, $0x0405060700010203 235 #else 236 DATA ·kcon+0x410(SB)/8, $0x1011121300010203 237 DATA ·kcon+0x418(SB)/8, $0x1011121310111213 // permutation control vectors 238 DATA ·kcon+0x420(SB)/8, $0x0405060700010203 239 DATA ·kcon+0x428(SB)/8, $0x1011121310111213 240 DATA ·kcon+0x430(SB)/8, $0x0001020304050607 241 DATA ·kcon+0x438(SB)/8, $0x08090a0b10111213 242 #endif 243 244 GLOBL ·kcon(SB), RODATA, $1088 245 246 #define SHA256ROUND0(a, b, c, d, e, f, g, h, xi, idx) \ 247 VSEL g, f, e, FUNC; \ 248 VSHASIGMAW $15, e, $1, S1; \ 249 VADDUWM xi, h, h; \ 250 VSHASIGMAW $0, a, $1, S0; \ 251 VADDUWM FUNC, h, h; \ 252 VXOR b, a, FUNC; \ 253 VADDUWM S1, h, h; \ 254 VSEL b, c, FUNC, FUNC; \ 255 VADDUWM KI, g, g; \ 256 VADDUWM h, d, d; \ 257 VADDUWM FUNC, S0, S0; \ 258 LVX (TBL)(idx), KI; \ 259 VADDUWM S0, h, h 260 261 #define SHA256ROUND1(a, b, c, d, e, f, g, h, xi, xj, xj_1, xj_9, xj_14, idx) \ 262 VSHASIGMAW $0, xj_1, $0, s0; \ 263 VSEL g, f, e, FUNC; \ 264 VSHASIGMAW $15, e, $1, S1; \ 265 VADDUWM xi, h, h; \ 266 VSHASIGMAW $0, a, $1, S0; \ 267 VSHASIGMAW $15, xj_14, $0, s1; \ 268 VADDUWM FUNC, h, h; \ 269 VXOR b, a, FUNC; \ 270 VADDUWM xj_9, xj, xj; \ 271 VADDUWM S1, h, h; \ 272 VSEL b, c, FUNC, FUNC; \ 273 VADDUWM KI, g, g; \ 274 VADDUWM h, d, d; \ 275 VADDUWM FUNC, S0, S0; \ 276 VADDUWM s0, xj, xj; \ 277 LVX (TBL)(idx), KI; \ 278 VADDUWM S0, h, h; \ 279 VADDUWM s1, xj, xj 280 281 #ifdef GOARCH_ppc64le 282 #define VPERMLE(va,vb,vc,vt) VPERM va, vb, vc, vt 283 #else 284 #define VPERMLE(va,vb,vc,vt) 285 #endif 286 287 // func block(dig *digest, p []byte) 288 TEXT ·block(SB),0,$0-32 289 MOVD dig+0(FP), CTX 290 MOVD p_base+8(FP), INP 291 MOVD p_len+16(FP), LEN 292 293 SRD $6, LEN 294 SLD $6, LEN 295 ADD INP, LEN, END 296 297 CMP INP, END 298 BEQ end 299 300 MOVD $·kcon(SB), TBL_STRT 301 MOVD $0x10, R_x010 302 303 #ifdef GOARCH_ppc64le 304 MOVWZ $8, TEMP 305 LVSL (TEMP)(R0), LEMASK 306 VSPLTISB $0x0F, KI 307 VXOR KI, LEMASK, LEMASK 308 #endif 309 310 LXVW4X (CTX)(R_x000), V0 311 LXVW4X (CTX)(R_x010), V4 312 313 // unpack the input values into vector registers 314 VSLDOI $4, V0, V0, V1 315 VSLDOI $8, V0, V0, V2 316 VSLDOI $12, V0, V0, V3 317 VSLDOI $4, V4, V4, V5 318 VSLDOI $8, V4, V4, V6 319 VSLDOI $12, V4, V4, V7 320 321 MOVD $0x020, R_x020 322 MOVD $0x030, R_x030 323 MOVD $0x040, R_x040 324 MOVD $0x050, R_x050 325 MOVD $0x060, R_x060 326 MOVD $0x070, R_x070 327 MOVD $0x080, R_x080 328 MOVD $0x090, R_x090 329 MOVD $0x0a0, R_x0a0 330 MOVD $0x0b0, R_x0b0 331 MOVD $0x0c0, R_x0c0 332 MOVD $0x0d0, R_x0d0 333 MOVD $0x0e0, R_x0e0 334 MOVD $0x0f0, R_x0f0 335 MOVD $0x100, R_x100 336 MOVD $0x110, R_x110 337 338 loop: 339 MOVD TBL_STRT, TBL 340 LVX (TBL)(R_x000), KI 341 342 LXVD2X (INP)(R_x000), V8 // load v8 in advance 343 344 // Offload to VSR24-31 (aka FPR24-31) 345 XXLOR V0, V0, VS24 346 XXLOR V1, V1, VS25 347 XXLOR V2, V2, VS26 348 XXLOR V3, V3, VS27 349 XXLOR V4, V4, VS28 350 XXLOR V5, V5, VS29 351 XXLOR V6, V6, VS30 352 XXLOR V7, V7, VS31 353 354 VADDUWM KI, V7, V7 // h+K[i] 355 LVX (TBL)(R_x010), KI 356 357 VPERMLE(V8, V8, LEMASK, V8) 358 SHA256ROUND0(V0, V1, V2, V3, V4, V5, V6, V7, V8, R_x020) 359 VSLDOI $4, V8, V8, V9 360 SHA256ROUND0(V7, V0, V1, V2, V3, V4, V5, V6, V9, R_x030) 361 VSLDOI $4, V9, V9, V10 362 SHA256ROUND0(V6, V7, V0, V1, V2, V3, V4, V5, V10, R_x040) 363 LXVD2X (INP)(R_x010), V12 // load v12 in advance 364 VSLDOI $4, V10, V10, V11 365 SHA256ROUND0(V5, V6, V7, V0, V1, V2, V3, V4, V11, R_x050) 366 VPERMLE(V12, V12, LEMASK, V12) 367 SHA256ROUND0(V4, V5, V6, V7, V0, V1, V2, V3, V12, R_x060) 368 VSLDOI $4, V12, V12, V13 369 SHA256ROUND0(V3, V4, V5, V6, V7, V0, V1, V2, V13, R_x070) 370 VSLDOI $4, V13, V13, V14 371 SHA256ROUND0(V2, V3, V4, V5, V6, V7, V0, V1, V14, R_x080) 372 LXVD2X (INP)(R_x020), V16 // load v16 in advance 373 VSLDOI $4, V14, V14, V15 374 SHA256ROUND0(V1, V2, V3, V4, V5, V6, V7, V0, V15, R_x090) 375 VPERMLE(V16, V16, LEMASK, V16) 376 SHA256ROUND0(V0, V1, V2, V3, V4, V5, V6, V7, V16, R_x0a0) 377 VSLDOI $4, V16, V16, V17 378 SHA256ROUND0(V7, V0, V1, V2, V3, V4, V5, V6, V17, R_x0b0) 379 VSLDOI $4, V17, V17, V18 380 SHA256ROUND0(V6, V7, V0, V1, V2, V3, V4, V5, V18, R_x0c0) 381 VSLDOI $4, V18, V18, V19 382 LXVD2X (INP)(R_x030), V20 // load v20 in advance 383 SHA256ROUND0(V5, V6, V7, V0, V1, V2, V3, V4, V19, R_x0d0) 384 VPERMLE(V20, V20, LEMASK, V20) 385 SHA256ROUND0(V4, V5, V6, V7, V0, V1, V2, V3, V20, R_x0e0) 386 VSLDOI $4, V20, V20, V21 387 SHA256ROUND0(V3, V4, V5, V6, V7, V0, V1, V2, V21, R_x0f0) 388 VSLDOI $4, V21, V21, V22 389 SHA256ROUND0(V2, V3, V4, V5, V6, V7, V0, V1, V22, R_x100) 390 VSLDOI $4, V22, V22, V23 391 SHA256ROUND1(V1, V2, V3, V4, V5, V6, V7, V0, V23, V8, V9, V17, V22, R_x110) 392 393 MOVD $3, TEMP 394 MOVD TEMP, CTR 395 ADD $0x120, TBL 396 ADD $0x40, INP 397 398 L16_xx: 399 SHA256ROUND1(V0, V1, V2, V3, V4, V5, V6, V7, V8, V9, V10, V18, V23, R_x000) 400 SHA256ROUND1(V7, V0, V1, V2, V3, V4, V5, V6, V9, V10, V11, V19, V8, R_x010) 401 SHA256ROUND1(V6, V7, V0, V1, V2, V3, V4, V5, V10, V11, V12, V20, V9, R_x020) 402 SHA256ROUND1(V5, V6, V7, V0, V1, V2, V3, V4, V11, V12, V13, V21, V10, R_x030) 403 SHA256ROUND1(V4, V5, V6, V7, V0, V1, V2, V3, V12, V13, V14, V22, V11, R_x040) 404 SHA256ROUND1(V3, V4, V5, V6, V7, V0, V1, V2, V13, V14, V15, V23, V12, R_x050) 405 SHA256ROUND1(V2, V3, V4, V5, V6, V7, V0, V1, V14, V15, V16, V8, V13, R_x060) 406 SHA256ROUND1(V1, V2, V3, V4, V5, V6, V7, V0, V15, V16, V17, V9, V14, R_x070) 407 SHA256ROUND1(V0, V1, V2, V3, V4, V5, V6, V7, V16, V17, V18, V10, V15, R_x080) 408 SHA256ROUND1(V7, V0, V1, V2, V3, V4, V5, V6, V17, V18, V19, V11, V16, R_x090) 409 SHA256ROUND1(V6, V7, V0, V1, V2, V3, V4, V5, V18, V19, V20, V12, V17, R_x0a0) 410 SHA256ROUND1(V5, V6, V7, V0, V1, V2, V3, V4, V19, V20, V21, V13, V18, R_x0b0) 411 SHA256ROUND1(V4, V5, V6, V7, V0, V1, V2, V3, V20, V21, V22, V14, V19, R_x0c0) 412 SHA256ROUND1(V3, V4, V5, V6, V7, V0, V1, V2, V21, V22, V23, V15, V20, R_x0d0) 413 SHA256ROUND1(V2, V3, V4, V5, V6, V7, V0, V1, V22, V23, V8, V16, V21, R_x0e0) 414 SHA256ROUND1(V1, V2, V3, V4, V5, V6, V7, V0, V23, V8, V9, V17, V22, R_x0f0) 415 ADD $0x100, TBL 416 417 BDNZ L16_xx 418 419 XXLOR VS24, VS24, V10 420 421 XXLOR VS25, VS25, V11 422 VADDUWM V10, V0, V0 423 XXLOR VS26, VS26, V12 424 VADDUWM V11, V1, V1 425 XXLOR VS27, VS27, V13 426 VADDUWM V12, V2, V2 427 XXLOR VS28, VS28, V14 428 VADDUWM V13, V3, V3 429 XXLOR VS29, VS29, V15 430 VADDUWM V14, V4, V4 431 XXLOR VS30, VS30, V16 432 VADDUWM V15, V5, V5 433 XXLOR VS31, VS31, V17 434 VADDUWM V16, V6, V6 435 VADDUWM V17, V7, V7 436 437 CMPU INP, END 438 BLT loop 439 440 LVX (TBL)(R_x000), V8 441 VPERM V0, V1, KI, V0 442 LVX (TBL)(R_x010), V9 443 VPERM V4, V5, KI, V4 444 VPERM V0, V2, V8, V0 445 VPERM V4, V6, V8, V4 446 VPERM V0, V3, V9, V0 447 VPERM V4, V7, V9, V4 448 STXVD2X V0, (CTX+R_x000) 449 STXVD2X V4, (CTX+R_x010) 450 451 end: 452 RET 453