| // Copyright 2016 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| // Based on CRYPTOGAMS code with the following comment: |
| // # ==================================================================== |
| // # Written by Andy Polyakov <appro@openssl.org> for the OpenSSL |
| // # project. The module is, however, dual licensed under OpenSSL and |
| // # CRYPTOGAMS licenses depending on where you obtain it. For further |
| // # details see http://www.openssl.org/~appro/cryptogams/. |
| // # ==================================================================== |
| |
| //go:build (ppc64 || ppc64le) && !purego |
| |
| #include "textflag.h" |
| |
| // SHA512 block routine. See sha512block.go for Go equivalent. |
| // |
| // The algorithm is detailed in FIPS 180-4: |
| // |
| // https://csrc.nist.gov/publications/fips/fips180-4/fips-180-4.pdf |
| // |
| // Wt = Mt; for 0 <= t <= 15 |
| // Wt = SIGMA1(Wt-2) + SIGMA0(Wt-15) + Wt-16; for 16 <= t <= 79 |
| // |
| // a = H0 |
| // b = H1 |
| // c = H2 |
| // d = H3 |
| // e = H4 |
| // f = H5 |
| // g = H6 |
| // h = H7 |
| // |
| // for t = 0 to 79 { |
| // T1 = h + BIGSIGMA1(e) + Ch(e,f,g) + Kt + Wt |
| // T2 = BIGSIGMA0(a) + Maj(a,b,c) |
| // h = g |
| // g = f |
| // f = e |
| // e = d + T1 |
| // d = c |
| // c = b |
| // b = a |
| // a = T1 + T2 |
| // } |
| // |
| // H0 = a + H0 |
| // H1 = b + H1 |
| // H2 = c + H2 |
| // H3 = d + H3 |
| // H4 = e + H4 |
| // H5 = f + H5 |
| // H6 = g + H6 |
| // H7 = h + H7 |
| |
| #define CTX R3 |
| #define INP R4 |
| #define END R5 |
| #define TBL R6 |
| #define CNT R8 |
| #define LEN R9 |
| #define TEMP R12 |
| |
| #define TBL_STRT R7 // Pointer to start of kcon table. |
| |
| #define R_x000 R0 |
| #define R_x010 R10 |
| #define R_x020 R25 |
| #define R_x030 R26 |
| #define R_x040 R14 |
| #define R_x050 R15 |
| #define R_x060 R16 |
| #define R_x070 R17 |
| #define R_x080 R18 |
| #define R_x090 R19 |
| #define R_x0a0 R20 |
| #define R_x0b0 R21 |
| #define R_x0c0 R22 |
| #define R_x0d0 R23 |
| #define R_x0e0 R24 |
| #define R_x0f0 R28 |
| #define R_x100 R29 |
| #define R_x110 R27 |
| |
| |
| // V0-V7 are A-H |
| // V8-V23 are used for the message schedule |
| #define KI V24 |
| #define FUNC V25 |
| #define S0 V26 |
| #define S1 V27 |
| #define s0 V28 |
| #define s1 V29 |
| #define LEMASK V31 // Permutation control register for little endian |
| |
| // VPERM is needed on LE to switch the bytes |
| |
| #ifdef GOARCH_ppc64le |
| #define VPERMLE(va,vb,vc,vt) VPERM va, vb, vc, vt |
| #else |
| #define VPERMLE(va,vb,vc,vt) |
| #endif |
| |
| // 2 copies of each Kt, to fill both doublewords of a vector register |
| DATA ·kcon+0x000(SB)/8, $0x428a2f98d728ae22 |
| DATA ·kcon+0x008(SB)/8, $0x428a2f98d728ae22 |
| DATA ·kcon+0x010(SB)/8, $0x7137449123ef65cd |
| DATA ·kcon+0x018(SB)/8, $0x7137449123ef65cd |
| DATA ·kcon+0x020(SB)/8, $0xb5c0fbcfec4d3b2f |
| DATA ·kcon+0x028(SB)/8, $0xb5c0fbcfec4d3b2f |
| DATA ·kcon+0x030(SB)/8, $0xe9b5dba58189dbbc |
| DATA ·kcon+0x038(SB)/8, $0xe9b5dba58189dbbc |
| DATA ·kcon+0x040(SB)/8, $0x3956c25bf348b538 |
| DATA ·kcon+0x048(SB)/8, $0x3956c25bf348b538 |
| DATA ·kcon+0x050(SB)/8, $0x59f111f1b605d019 |
| DATA ·kcon+0x058(SB)/8, $0x59f111f1b605d019 |
| DATA ·kcon+0x060(SB)/8, $0x923f82a4af194f9b |
| DATA ·kcon+0x068(SB)/8, $0x923f82a4af194f9b |
| DATA ·kcon+0x070(SB)/8, $0xab1c5ed5da6d8118 |
| DATA ·kcon+0x078(SB)/8, $0xab1c5ed5da6d8118 |
| DATA ·kcon+0x080(SB)/8, $0xd807aa98a3030242 |
| DATA ·kcon+0x088(SB)/8, $0xd807aa98a3030242 |
| DATA ·kcon+0x090(SB)/8, $0x12835b0145706fbe |
| DATA ·kcon+0x098(SB)/8, $0x12835b0145706fbe |
| DATA ·kcon+0x0A0(SB)/8, $0x243185be4ee4b28c |
| DATA ·kcon+0x0A8(SB)/8, $0x243185be4ee4b28c |
| DATA ·kcon+0x0B0(SB)/8, $0x550c7dc3d5ffb4e2 |
| DATA ·kcon+0x0B8(SB)/8, $0x550c7dc3d5ffb4e2 |
| DATA ·kcon+0x0C0(SB)/8, $0x72be5d74f27b896f |
| DATA ·kcon+0x0C8(SB)/8, $0x72be5d74f27b896f |
| DATA ·kcon+0x0D0(SB)/8, $0x80deb1fe3b1696b1 |
| DATA ·kcon+0x0D8(SB)/8, $0x80deb1fe3b1696b1 |
| DATA ·kcon+0x0E0(SB)/8, $0x9bdc06a725c71235 |
| DATA ·kcon+0x0E8(SB)/8, $0x9bdc06a725c71235 |
| DATA ·kcon+0x0F0(SB)/8, $0xc19bf174cf692694 |
| DATA ·kcon+0x0F8(SB)/8, $0xc19bf174cf692694 |
| DATA ·kcon+0x100(SB)/8, $0xe49b69c19ef14ad2 |
| DATA ·kcon+0x108(SB)/8, $0xe49b69c19ef14ad2 |
| DATA ·kcon+0x110(SB)/8, $0xefbe4786384f25e3 |
| DATA ·kcon+0x118(SB)/8, $0xefbe4786384f25e3 |
| DATA ·kcon+0x120(SB)/8, $0x0fc19dc68b8cd5b5 |
| DATA ·kcon+0x128(SB)/8, $0x0fc19dc68b8cd5b5 |
| DATA ·kcon+0x130(SB)/8, $0x240ca1cc77ac9c65 |
| DATA ·kcon+0x138(SB)/8, $0x240ca1cc77ac9c65 |
| DATA ·kcon+0x140(SB)/8, $0x2de92c6f592b0275 |
| DATA ·kcon+0x148(SB)/8, $0x2de92c6f592b0275 |
| DATA ·kcon+0x150(SB)/8, $0x4a7484aa6ea6e483 |
| DATA ·kcon+0x158(SB)/8, $0x4a7484aa6ea6e483 |
| DATA ·kcon+0x160(SB)/8, $0x5cb0a9dcbd41fbd4 |
| DATA ·kcon+0x168(SB)/8, $0x5cb0a9dcbd41fbd4 |
| DATA ·kcon+0x170(SB)/8, $0x76f988da831153b5 |
| DATA ·kcon+0x178(SB)/8, $0x76f988da831153b5 |
| DATA ·kcon+0x180(SB)/8, $0x983e5152ee66dfab |
| DATA ·kcon+0x188(SB)/8, $0x983e5152ee66dfab |
| DATA ·kcon+0x190(SB)/8, $0xa831c66d2db43210 |
| DATA ·kcon+0x198(SB)/8, $0xa831c66d2db43210 |
| DATA ·kcon+0x1A0(SB)/8, $0xb00327c898fb213f |
| DATA ·kcon+0x1A8(SB)/8, $0xb00327c898fb213f |
| DATA ·kcon+0x1B0(SB)/8, $0xbf597fc7beef0ee4 |
| DATA ·kcon+0x1B8(SB)/8, $0xbf597fc7beef0ee4 |
| DATA ·kcon+0x1C0(SB)/8, $0xc6e00bf33da88fc2 |
| DATA ·kcon+0x1C8(SB)/8, $0xc6e00bf33da88fc2 |
| DATA ·kcon+0x1D0(SB)/8, $0xd5a79147930aa725 |
| DATA ·kcon+0x1D8(SB)/8, $0xd5a79147930aa725 |
| DATA ·kcon+0x1E0(SB)/8, $0x06ca6351e003826f |
| DATA ·kcon+0x1E8(SB)/8, $0x06ca6351e003826f |
| DATA ·kcon+0x1F0(SB)/8, $0x142929670a0e6e70 |
| DATA ·kcon+0x1F8(SB)/8, $0x142929670a0e6e70 |
| DATA ·kcon+0x200(SB)/8, $0x27b70a8546d22ffc |
| DATA ·kcon+0x208(SB)/8, $0x27b70a8546d22ffc |
| DATA ·kcon+0x210(SB)/8, $0x2e1b21385c26c926 |
| DATA ·kcon+0x218(SB)/8, $0x2e1b21385c26c926 |
| DATA ·kcon+0x220(SB)/8, $0x4d2c6dfc5ac42aed |
| DATA ·kcon+0x228(SB)/8, $0x4d2c6dfc5ac42aed |
| DATA ·kcon+0x230(SB)/8, $0x53380d139d95b3df |
| DATA ·kcon+0x238(SB)/8, $0x53380d139d95b3df |
| DATA ·kcon+0x240(SB)/8, $0x650a73548baf63de |
| DATA ·kcon+0x248(SB)/8, $0x650a73548baf63de |
| DATA ·kcon+0x250(SB)/8, $0x766a0abb3c77b2a8 |
| DATA ·kcon+0x258(SB)/8, $0x766a0abb3c77b2a8 |
| DATA ·kcon+0x260(SB)/8, $0x81c2c92e47edaee6 |
| DATA ·kcon+0x268(SB)/8, $0x81c2c92e47edaee6 |
| DATA ·kcon+0x270(SB)/8, $0x92722c851482353b |
| DATA ·kcon+0x278(SB)/8, $0x92722c851482353b |
| DATA ·kcon+0x280(SB)/8, $0xa2bfe8a14cf10364 |
| DATA ·kcon+0x288(SB)/8, $0xa2bfe8a14cf10364 |
| DATA ·kcon+0x290(SB)/8, $0xa81a664bbc423001 |
| DATA ·kcon+0x298(SB)/8, $0xa81a664bbc423001 |
| DATA ·kcon+0x2A0(SB)/8, $0xc24b8b70d0f89791 |
| DATA ·kcon+0x2A8(SB)/8, $0xc24b8b70d0f89791 |
| DATA ·kcon+0x2B0(SB)/8, $0xc76c51a30654be30 |
| DATA ·kcon+0x2B8(SB)/8, $0xc76c51a30654be30 |
| DATA ·kcon+0x2C0(SB)/8, $0xd192e819d6ef5218 |
| DATA ·kcon+0x2C8(SB)/8, $0xd192e819d6ef5218 |
| DATA ·kcon+0x2D0(SB)/8, $0xd69906245565a910 |
| DATA ·kcon+0x2D8(SB)/8, $0xd69906245565a910 |
| DATA ·kcon+0x2E0(SB)/8, $0xf40e35855771202a |
| DATA ·kcon+0x2E8(SB)/8, $0xf40e35855771202a |
| DATA ·kcon+0x2F0(SB)/8, $0x106aa07032bbd1b8 |
| DATA ·kcon+0x2F8(SB)/8, $0x106aa07032bbd1b8 |
| DATA ·kcon+0x300(SB)/8, $0x19a4c116b8d2d0c8 |
| DATA ·kcon+0x308(SB)/8, $0x19a4c116b8d2d0c8 |
| DATA ·kcon+0x310(SB)/8, $0x1e376c085141ab53 |
| DATA ·kcon+0x318(SB)/8, $0x1e376c085141ab53 |
| DATA ·kcon+0x320(SB)/8, $0x2748774cdf8eeb99 |
| DATA ·kcon+0x328(SB)/8, $0x2748774cdf8eeb99 |
| DATA ·kcon+0x330(SB)/8, $0x34b0bcb5e19b48a8 |
| DATA ·kcon+0x338(SB)/8, $0x34b0bcb5e19b48a8 |
| DATA ·kcon+0x340(SB)/8, $0x391c0cb3c5c95a63 |
| DATA ·kcon+0x348(SB)/8, $0x391c0cb3c5c95a63 |
| DATA ·kcon+0x350(SB)/8, $0x4ed8aa4ae3418acb |
| DATA ·kcon+0x358(SB)/8, $0x4ed8aa4ae3418acb |
| DATA ·kcon+0x360(SB)/8, $0x5b9cca4f7763e373 |
| DATA ·kcon+0x368(SB)/8, $0x5b9cca4f7763e373 |
| DATA ·kcon+0x370(SB)/8, $0x682e6ff3d6b2b8a3 |
| DATA ·kcon+0x378(SB)/8, $0x682e6ff3d6b2b8a3 |
| DATA ·kcon+0x380(SB)/8, $0x748f82ee5defb2fc |
| DATA ·kcon+0x388(SB)/8, $0x748f82ee5defb2fc |
| DATA ·kcon+0x390(SB)/8, $0x78a5636f43172f60 |
| DATA ·kcon+0x398(SB)/8, $0x78a5636f43172f60 |
| DATA ·kcon+0x3A0(SB)/8, $0x84c87814a1f0ab72 |
| DATA ·kcon+0x3A8(SB)/8, $0x84c87814a1f0ab72 |
| DATA ·kcon+0x3B0(SB)/8, $0x8cc702081a6439ec |
| DATA ·kcon+0x3B8(SB)/8, $0x8cc702081a6439ec |
| DATA ·kcon+0x3C0(SB)/8, $0x90befffa23631e28 |
| DATA ·kcon+0x3C8(SB)/8, $0x90befffa23631e28 |
| DATA ·kcon+0x3D0(SB)/8, $0xa4506cebde82bde9 |
| DATA ·kcon+0x3D8(SB)/8, $0xa4506cebde82bde9 |
| DATA ·kcon+0x3E0(SB)/8, $0xbef9a3f7b2c67915 |
| DATA ·kcon+0x3E8(SB)/8, $0xbef9a3f7b2c67915 |
| DATA ·kcon+0x3F0(SB)/8, $0xc67178f2e372532b |
| DATA ·kcon+0x3F8(SB)/8, $0xc67178f2e372532b |
| DATA ·kcon+0x400(SB)/8, $0xca273eceea26619c |
| DATA ·kcon+0x408(SB)/8, $0xca273eceea26619c |
| DATA ·kcon+0x410(SB)/8, $0xd186b8c721c0c207 |
| DATA ·kcon+0x418(SB)/8, $0xd186b8c721c0c207 |
| DATA ·kcon+0x420(SB)/8, $0xeada7dd6cde0eb1e |
| DATA ·kcon+0x428(SB)/8, $0xeada7dd6cde0eb1e |
| DATA ·kcon+0x430(SB)/8, $0xf57d4f7fee6ed178 |
| DATA ·kcon+0x438(SB)/8, $0xf57d4f7fee6ed178 |
| DATA ·kcon+0x440(SB)/8, $0x06f067aa72176fba |
| DATA ·kcon+0x448(SB)/8, $0x06f067aa72176fba |
| DATA ·kcon+0x450(SB)/8, $0x0a637dc5a2c898a6 |
| DATA ·kcon+0x458(SB)/8, $0x0a637dc5a2c898a6 |
| DATA ·kcon+0x460(SB)/8, $0x113f9804bef90dae |
| DATA ·kcon+0x468(SB)/8, $0x113f9804bef90dae |
| DATA ·kcon+0x470(SB)/8, $0x1b710b35131c471b |
| DATA ·kcon+0x478(SB)/8, $0x1b710b35131c471b |
| DATA ·kcon+0x480(SB)/8, $0x28db77f523047d84 |
| DATA ·kcon+0x488(SB)/8, $0x28db77f523047d84 |
| DATA ·kcon+0x490(SB)/8, $0x32caab7b40c72493 |
| DATA ·kcon+0x498(SB)/8, $0x32caab7b40c72493 |
| DATA ·kcon+0x4A0(SB)/8, $0x3c9ebe0a15c9bebc |
| DATA ·kcon+0x4A8(SB)/8, $0x3c9ebe0a15c9bebc |
| DATA ·kcon+0x4B0(SB)/8, $0x431d67c49c100d4c |
| DATA ·kcon+0x4B8(SB)/8, $0x431d67c49c100d4c |
| DATA ·kcon+0x4C0(SB)/8, $0x4cc5d4becb3e42b6 |
| DATA ·kcon+0x4C8(SB)/8, $0x4cc5d4becb3e42b6 |
| DATA ·kcon+0x4D0(SB)/8, $0x597f299cfc657e2a |
| DATA ·kcon+0x4D8(SB)/8, $0x597f299cfc657e2a |
| DATA ·kcon+0x4E0(SB)/8, $0x5fcb6fab3ad6faec |
| DATA ·kcon+0x4E8(SB)/8, $0x5fcb6fab3ad6faec |
| DATA ·kcon+0x4F0(SB)/8, $0x6c44198c4a475817 |
| DATA ·kcon+0x4F8(SB)/8, $0x6c44198c4a475817 |
| DATA ·kcon+0x500(SB)/8, $0x0000000000000000 |
| DATA ·kcon+0x508(SB)/8, $0x0000000000000000 |
| DATA ·kcon+0x510(SB)/8, $0x1011121314151617 |
| DATA ·kcon+0x518(SB)/8, $0x0001020304050607 |
| GLOBL ·kcon(SB), RODATA, $1312 |
| |
| #define SHA512ROUND0(a, b, c, d, e, f, g, h, xi, idx) \ |
| VSEL g, f, e, FUNC; \ |
| VSHASIGMAD $15, e, $1, S1; \ |
| VADDUDM xi, h, h; \ |
| VSHASIGMAD $0, a, $1, S0; \ |
| VADDUDM FUNC, h, h; \ |
| VXOR b, a, FUNC; \ |
| VADDUDM S1, h, h; \ |
| VSEL b, c, FUNC, FUNC; \ |
| VADDUDM KI, g, g; \ |
| VADDUDM h, d, d; \ |
| VADDUDM FUNC, S0, S0; \ |
| LVX (TBL)(idx), KI; \ |
| VADDUDM S0, h, h |
| |
| #define SHA512ROUND1(a, b, c, d, e, f, g, h, xi, xj, xj_1, xj_9, xj_14, idx) \ |
| VSHASIGMAD $0, xj_1, $0, s0; \ |
| VSEL g, f, e, FUNC; \ |
| VSHASIGMAD $15, e, $1, S1; \ |
| VADDUDM xi, h, h; \ |
| VSHASIGMAD $0, a, $1, S0; \ |
| VSHASIGMAD $15, xj_14, $0, s1; \ |
| VADDUDM FUNC, h, h; \ |
| VXOR b, a, FUNC; \ |
| VADDUDM xj_9, xj, xj; \ |
| VADDUDM S1, h, h; \ |
| VSEL b, c, FUNC, FUNC; \ |
| VADDUDM KI, g, g; \ |
| VADDUDM h, d, d; \ |
| VADDUDM FUNC, S0, S0; \ |
| VADDUDM s0, xj, xj; \ |
| LVX (TBL)(idx), KI; \ |
| VADDUDM S0, h, h; \ |
| VADDUDM s1, xj, xj |
| |
| // func block(dig *digest, p []byte) |
| TEXT ·block(SB),0,$0-32 |
| MOVD dig+0(FP), CTX |
| MOVD p_base+8(FP), INP |
| MOVD p_len+16(FP), LEN |
| |
| SRD $6, LEN |
| SLD $6, LEN |
| |
| ADD INP, LEN, END |
| |
| CMP INP, END |
| BEQ end |
| |
| MOVD $·kcon(SB), TBL_STRT |
| |
| MOVD R0, CNT |
| MOVWZ $0x010, R_x010 |
| MOVWZ $0x020, R_x020 |
| MOVWZ $0x030, R_x030 |
| MOVD $0x040, R_x040 |
| MOVD $0x050, R_x050 |
| MOVD $0x060, R_x060 |
| MOVD $0x070, R_x070 |
| MOVD $0x080, R_x080 |
| MOVD $0x090, R_x090 |
| MOVD $0x0a0, R_x0a0 |
| MOVD $0x0b0, R_x0b0 |
| MOVD $0x0c0, R_x0c0 |
| MOVD $0x0d0, R_x0d0 |
| MOVD $0x0e0, R_x0e0 |
| MOVD $0x0f0, R_x0f0 |
| MOVD $0x100, R_x100 |
| MOVD $0x110, R_x110 |
| |
| |
| #ifdef GOARCH_ppc64le |
| // Generate the mask used with VPERM for LE |
| MOVWZ $8, TEMP |
| LVSL (TEMP)(R0), LEMASK |
| VSPLTISB $0x0F, KI |
| VXOR KI, LEMASK, LEMASK |
| #endif |
| |
| LXVD2X (CTX)(R_x000), VS32 // v0 = vs32 |
| LXVD2X (CTX)(R_x010), VS34 // v2 = vs34 |
| LXVD2X (CTX)(R_x020), VS36 // v4 = vs36 |
| |
| // unpack the input values into vector registers |
| VSLDOI $8, V0, V0, V1 |
| LXVD2X (CTX)(R_x030), VS38 // v6 = vs38 |
| VSLDOI $8, V2, V2, V3 |
| VSLDOI $8, V4, V4, V5 |
| VSLDOI $8, V6, V6, V7 |
| |
| loop: |
| MOVD TBL_STRT, TBL |
| LVX (TBL)(R_x000), KI |
| |
| LXVD2X (INP)(R0), VS40 // load v8 (=vs40) in advance |
| ADD $16, INP |
| |
| // Copy V0-V7 to VS24-VS31 |
| |
| XXLOR V0, V0, VS24 |
| XXLOR V1, V1, VS25 |
| XXLOR V2, V2, VS26 |
| XXLOR V3, V3, VS27 |
| XXLOR V4, V4, VS28 |
| XXLOR V5, V5, VS29 |
| XXLOR V6, V6, VS30 |
| XXLOR V7, V7, VS31 |
| |
| VADDUDM KI, V7, V7 // h+K[i] |
| LVX (TBL)(R_x010), KI |
| |
| VPERMLE(V8,V8,LEMASK,V8) |
| SHA512ROUND0(V0, V1, V2, V3, V4, V5, V6, V7, V8, R_x020) |
| LXVD2X (INP)(R_x000), VS42 // load v10 (=vs42) in advance |
| VSLDOI $8, V8, V8, V9 |
| SHA512ROUND0(V7, V0, V1, V2, V3, V4, V5, V6, V9, R_x030) |
| VPERMLE(V10,V10,LEMASK,V10) |
| SHA512ROUND0(V6, V7, V0, V1, V2, V3, V4, V5, V10, R_x040) |
| LXVD2X (INP)(R_x010), VS44 // load v12 (=vs44) in advance |
| VSLDOI $8, V10, V10, V11 |
| SHA512ROUND0(V5, V6, V7, V0, V1, V2, V3, V4, V11, R_x050) |
| VPERMLE(V12,V12,LEMASK,V12) |
| SHA512ROUND0(V4, V5, V6, V7, V0, V1, V2, V3, V12, R_x060) |
| LXVD2X (INP)(R_x020), VS46 // load v14 (=vs46) in advance |
| VSLDOI $8, V12, V12, V13 |
| SHA512ROUND0(V3, V4, V5, V6, V7, V0, V1, V2, V13, R_x070) |
| VPERMLE(V14,V14,LEMASK,V14) |
| SHA512ROUND0(V2, V3, V4, V5, V6, V7, V0, V1, V14, R_x080) |
| LXVD2X (INP)(R_x030), VS48 // load v16 (=vs48) in advance |
| VSLDOI $8, V14, V14, V15 |
| SHA512ROUND0(V1, V2, V3, V4, V5, V6, V7, V0, V15, R_x090) |
| VPERMLE(V16,V16,LEMASK,V16) |
| SHA512ROUND0(V0, V1, V2, V3, V4, V5, V6, V7, V16, R_x0a0) |
| LXVD2X (INP)(R_x040), VS50 // load v18 (=vs50) in advance |
| VSLDOI $8, V16, V16, V17 |
| SHA512ROUND0(V7, V0, V1, V2, V3, V4, V5, V6, V17, R_x0b0) |
| VPERMLE(V18,V18,LEMASK,V18) |
| SHA512ROUND0(V6, V7, V0, V1, V2, V3, V4, V5, V18, R_x0c0) |
| LXVD2X (INP)(R_x050), VS52 // load v20 (=vs52) in advance |
| VSLDOI $8, V18, V18, V19 |
| SHA512ROUND0(V5, V6, V7, V0, V1, V2, V3, V4, V19, R_x0d0) |
| VPERMLE(V20,V20,LEMASK,V20) |
| SHA512ROUND0(V4, V5, V6, V7, V0, V1, V2, V3, V20, R_x0e0) |
| LXVD2X (INP)(R_x060), VS54 // load v22 (=vs54) in advance |
| VSLDOI $8, V20, V20, V21 |
| SHA512ROUND0(V3, V4, V5, V6, V7, V0, V1, V2, V21, R_x0f0) |
| VPERMLE(V22,V22,LEMASK,V22) |
| SHA512ROUND0(V2, V3, V4, V5, V6, V7, V0, V1, V22, R_x100) |
| VSLDOI $8, V22, V22, V23 |
| SHA512ROUND1(V1, V2, V3, V4, V5, V6, V7, V0, V23, V8, V9, V17, V22, R_x110) |
| |
| MOVWZ $4, TEMP |
| MOVWZ TEMP, CTR |
| ADD $0x120, TBL |
| ADD $0x70, INP |
| |
| L16_xx: |
| SHA512ROUND1(V0, V1, V2, V3, V4, V5, V6, V7, V8, V9, V10, V18, V23, R_x000) |
| SHA512ROUND1(V7, V0, V1, V2, V3, V4, V5, V6, V9, V10, V11, V19, V8, R_x010) |
| SHA512ROUND1(V6, V7, V0, V1, V2, V3, V4, V5, V10, V11, V12, V20, V9, R_x020) |
| SHA512ROUND1(V5, V6, V7, V0, V1, V2, V3, V4, V11, V12, V13, V21, V10, R_x030) |
| SHA512ROUND1(V4, V5, V6, V7, V0, V1, V2, V3, V12, V13, V14, V22, V11, R_x040) |
| SHA512ROUND1(V3, V4, V5, V6, V7, V0, V1, V2, V13, V14, V15, V23, V12, R_x050) |
| SHA512ROUND1(V2, V3, V4, V5, V6, V7, V0, V1, V14, V15, V16, V8, V13, R_x060) |
| SHA512ROUND1(V1, V2, V3, V4, V5, V6, V7, V0, V15, V16, V17, V9, V14, R_x070) |
| SHA512ROUND1(V0, V1, V2, V3, V4, V5, V6, V7, V16, V17, V18, V10, V15, R_x080) |
| SHA512ROUND1(V7, V0, V1, V2, V3, V4, V5, V6, V17, V18, V19, V11, V16, R_x090) |
| SHA512ROUND1(V6, V7, V0, V1, V2, V3, V4, V5, V18, V19, V20, V12, V17, R_x0a0) |
| SHA512ROUND1(V5, V6, V7, V0, V1, V2, V3, V4, V19, V20, V21, V13, V18, R_x0b0) |
| SHA512ROUND1(V4, V5, V6, V7, V0, V1, V2, V3, V20, V21, V22, V14, V19, R_x0c0) |
| SHA512ROUND1(V3, V4, V5, V6, V7, V0, V1, V2, V21, V22, V23, V15, V20, R_x0d0) |
| SHA512ROUND1(V2, V3, V4, V5, V6, V7, V0, V1, V22, V23, V8, V16, V21, R_x0e0) |
| SHA512ROUND1(V1, V2, V3, V4, V5, V6, V7, V0, V23, V8, V9, V17, V22, R_x0f0) |
| ADD $0x100, TBL |
| |
| BDNZ L16_xx |
| |
| XXLOR VS24, VS24, V10 |
| XXLOR VS25, VS25, V11 |
| XXLOR VS26, VS26, V12 |
| XXLOR VS27, VS27, V13 |
| XXLOR VS28, VS28, V14 |
| XXLOR VS29, VS29, V15 |
| XXLOR VS30, VS30, V16 |
| XXLOR VS31, VS31, V17 |
| VADDUDM V10, V0, V0 |
| VADDUDM V11, V1, V1 |
| VADDUDM V12, V2, V2 |
| VADDUDM V13, V3, V3 |
| VADDUDM V14, V4, V4 |
| VADDUDM V15, V5, V5 |
| VADDUDM V16, V6, V6 |
| VADDUDM V17, V7, V7 |
| |
| CMPU INP, END |
| BLT loop |
| |
| #ifdef GOARCH_ppc64le |
| VPERM V0, V1, KI, V0 |
| VPERM V2, V3, KI, V2 |
| VPERM V4, V5, KI, V4 |
| VPERM V6, V7, KI, V6 |
| #else |
| VPERM V1, V0, KI, V0 |
| VPERM V3, V2, KI, V2 |
| VPERM V5, V4, KI, V4 |
| VPERM V7, V6, KI, V6 |
| #endif |
| STXVD2X VS32, (CTX+R_x000) // v0 = vs32 |
| STXVD2X VS34, (CTX+R_x010) // v2 = vs34 |
| STXVD2X VS36, (CTX+R_x020) // v4 = vs36 |
| STXVD2X VS38, (CTX+R_x030) // v6 = vs38 |
| |
| end: |
| RET |
| |
