/* ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ; Copyright (c) 2012, Intel Corporation ; ; All rights reserved. ; ; Redistribution and use in source and binary forms, with or without ; modification, are permitted provided that the following conditions are ; met: ; ; * Redistributions of source code must retain the above copyright ; notice, this list of conditions and the following disclaimer. ; ; * Redistributions in binary form must reproduce the above copyright ; notice, this list of conditions and the following disclaimer in the ; documentation and/or other materials provided with the ; distribution. ; ; * Neither the name of the Intel Corporation nor the names of its ; contributors may be used to endorse or promote products derived from ; this software without specific prior written permission. ; ; ; THIS SOFTWARE IS PROVIDED BY INTEL CORPORATION "AS IS" AND ANY ; EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE ; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR ; PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL CORPORATION OR ; CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, ; EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, ; PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR ; PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF ; LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING ; NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS ; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ; ; This code is described in an Intel White-Paper: ; "Fast SHA-256 Implementations on Intel Architecture Processors" ; ; To find it, surf to http://www.intel.com/p/en_US/embedded ; and search for that title. ; The paper is expected to be released roughly at the end of April, 2012 ; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ; This code schedules 1 blocks at a time, with 4 lanes per block ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; */ /* * Conversion to GAS assembly and integration to libgcrypt * by Jussi Kivilinna * * Note: Based on the SSSE3 implementation. */ #ifdef __x86_64 #include #if (defined(HAVE_COMPATIBLE_GCC_AMD64_PLATFORM_AS) || \ defined(HAVE_COMPATIBLE_GCC_WIN64_PLATFORM_AS)) && \ defined(HAVE_INTEL_SYNTAX_PLATFORM_AS) && \ defined(HAVE_GCC_INLINE_ASM_AVX) && defined(USE_SHA256) #include "asm-common-amd64.h" .intel_syntax noprefix #define VMOVDQ vmovdqu /* assume buffers not aligned */ #define ROR(p1, p2) \ /* shld is faster than ror on Intel Sandybridge */ \ shld p1, p1, (32 - p2); /*;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; Define Macros*/ /* addm [mem], reg * Add reg to mem using reg-mem add and store */ #define addm(p1, p2) \ add p2, p1; \ mov p1, p2; /*;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;*/ /* COPY_XMM_AND_BSWAP xmm, [mem], byte_flip_mask * Load xmm with mem and byte swap each dword */ #define COPY_XMM_AND_BSWAP(p1, p2, p3) \ VMOVDQ p1, p2; \ vpshufb p1, p1, p3; /*;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;*/ #define X0 xmm4 #define X1 xmm5 #define X2 xmm6 #define X3 xmm7 #define XTMP0 xmm0 #define XTMP1 xmm1 #define XTMP2 xmm2 #define XTMP3 xmm3 #define XTMP4 xmm8 #define XFER xmm9 #define SHUF_00BA xmm10 /* shuffle xBxA -> 00BA */ #define SHUF_DC00 xmm11 /* shuffle xDxC -> DC00 */ #define BYTE_FLIP_MASK xmm12 #define NUM_BLKS rdx /* 3rd arg */ #define CTX rsi /* 2nd arg */ #define INP rdi /* 1st arg */ #define SRND rdi /* clobbers INP */ #define c ecx #define d r8d #define e edx #define TBL rbp #define a eax #define b ebx #define f r9d #define g r10d #define h r11d #define y0 r13d #define y1 r14d #define y2 r15d #define _INP_END_SIZE 8 #define _INP_SIZE 8 #define _XFER_SIZE 8 #define _XMM_SAVE_SIZE 0 /* STACK_SIZE plus pushes must be an odd multiple of 8 */ #define _ALIGN_SIZE 8 #define _INP_END 0 #define _INP (_INP_END + _INP_END_SIZE) #define _XFER (_INP + _INP_SIZE) #define _XMM_SAVE (_XFER + _XFER_SIZE + _ALIGN_SIZE) #define STACK_SIZE (_XMM_SAVE + _XMM_SAVE_SIZE) #define FOUR_ROUNDS_AND_SCHED_0(X0, X1, X2, X3, a, b, c, d, e, f, g, h) \ /* compute s0 four at a time and s1 two at a time */; \ /* compute W[-16] + W[-7] 4 at a time */; \ mov y0, e /* y0 = e */; \ ROR( y0, (25-11)) /* y0 = e >> (25-11) */; \ mov y1, a /* y1 = a */; \ vpalignr XTMP0, X3, X2, 4 /* XTMP0 = W[-7] */; \ ROR( y1, (22-13)) /* y1 = a >> (22-13) */; \ xor y0, e /* y0 = e ^ (e >> (25-11)) */; \ mov y2, f /* y2 = f */; \ ROR( y0, (11-6)) /* y0 = (e >> (11-6)) ^ (e >> (25-6)) */; \ xor y1, a /* y1 = a ^ (a >> (22-13) */; \ xor y2, g /* y2 = f^g */; \ vpaddd XTMP0, XTMP0, X0 /* XTMP0 = W[-7] + W[-16] */; \ xor y0, e /* y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) */; \ and y2, e /* y2 = (f^g)&e */; \ ROR( y1, (13-2)) /* y1 = (a >> (13-2)) ^ (a >> (22-2)) */; \ /* compute s0 */; \ vpalignr XTMP1, X1, X0, 4 /* XTMP1 = W[-15] */; \ xor y1, a /* y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) */; \ ROR( y0, 6) /* y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) */; \ xor y2, g /* y2 = CH = ((f^g)&e)^g */; \ ROR( y1, 2) /* y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) */; \ add y2, y0 /* y2 = S1 + CH */; \ add y2, [rsp + _XFER + 0*4] /* y2 = k + w + S1 + CH */; \ mov y0, a /* y0 = a */; \ add h, y2 /* h = h + S1 + CH + k + w */; \ mov y2, a /* y2 = a */; \ vpslld XTMP2, XTMP1, (32-7); \ or y0, c /* y0 = a|c */; \ add d, h /* d = d + h + S1 + CH + k + w */; \ and y2, c /* y2 = a&c */; \ vpsrld XTMP3, XTMP1, 7; \ and y0, b /* y0 = (a|c)&b */; \ add h, y1 /* h = h + S1 + CH + k + w + S0 */; \ vpor XTMP3, XTMP3, XTMP2 /* XTMP1 = W[-15] ror 7 */; \ or y0, y2 /* y0 = MAJ = (a|c)&b)|(a&c) */; \ lea h, [h + y0] /* h = h + S1 + CH + k + w + S0 + MAJ */ #define FOUR_ROUNDS_AND_SCHED_1(X0, X1, X2, X3, a, b, c, d, e, f, g, h) \ mov y0, e /* y0 = e */; \ mov y1, a /* y1 = a */; \ ROR( y0, (25-11)) /* y0 = e >> (25-11) */; \ xor y0, e /* y0 = e ^ (e >> (25-11)) */; \ mov y2, f /* y2 = f */; \ ROR( y1, (22-13)) /* y1 = a >> (22-13) */; \ vpslld XTMP2, XTMP1, (32-18); \ xor y1, a /* y1 = a ^ (a >> (22-13) */; \ ROR( y0, (11-6)) /* y0 = (e >> (11-6)) ^ (e >> (25-6)) */; \ xor y2, g /* y2 = f^g */; \ vpsrld XTMP4, XTMP1, 18; \ ROR( y1, (13-2)) /* y1 = (a >> (13-2)) ^ (a >> (22-2)) */; \ xor y0, e /* y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) */; \ and y2, e /* y2 = (f^g)&e */; \ ROR( y0, 6) /* y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) */; \ vpxor XTMP4, XTMP4, XTMP3; \ xor y1, a /* y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) */; \ xor y2, g /* y2 = CH = ((f^g)&e)^g */; \ vpsrld XTMP1, XTMP1, 3 /* XTMP4 = W[-15] >> 3 */; \ add y2, y0 /* y2 = S1 + CH */; \ add y2, [rsp + _XFER + 1*4] /* y2 = k + w + S1 + CH */; \ ROR( y1, 2) /* y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) */; \ vpxor XTMP1, XTMP1, XTMP2 /* XTMP1 = W[-15] ror 7 ^ W[-15] ror 18 */; \ mov y0, a /* y0 = a */; \ add h, y2 /* h = h + S1 + CH + k + w */; \ mov y2, a /* y2 = a */; \ vpxor XTMP1, XTMP1, XTMP4 /* XTMP1 = s0 */; \ or y0, c /* y0 = a|c */; \ add d, h /* d = d + h + S1 + CH + k + w */; \ and y2, c /* y2 = a&c */; \ /* compute low s1 */; \ vpshufd XTMP2, X3, 0b11111010 /* XTMP2 = W[-2] {BBAA} */; \ and y0, b /* y0 = (a|c)&b */; \ add h, y1 /* h = h + S1 + CH + k + w + S0 */; \ vpaddd XTMP0, XTMP0, XTMP1 /* XTMP0 = W[-16] + W[-7] + s0 */; \ or y0, y2 /* y0 = MAJ = (a|c)&b)|(a&c) */; \ lea h, [h + y0] /* h = h + S1 + CH + k + w + S0 + MAJ */ #define FOUR_ROUNDS_AND_SCHED_2(X0, X1, X2, X3, a, b, c, d, e, f, g, h) \ mov y0, e /* y0 = e */; \ mov y1, a /* y1 = a */; \ ROR( y0, (25-11)) /* y0 = e >> (25-11) */; \ xor y0, e /* y0 = e ^ (e >> (25-11)) */; \ ROR( y1, (22-13)) /* y1 = a >> (22-13) */; \ mov y2, f /* y2 = f */; \ xor y1, a /* y1 = a ^ (a >> (22-13) */; \ ROR( y0, (11-6)) /* y0 = (e >> (11-6)) ^ (e >> (25-6)) */; \ vpsrlq XTMP3, XTMP2, 17 /* XTMP2 = W[-2] ror 17 {xBxA} */; \ xor y2, g /* y2 = f^g */; \ vpsrlq XTMP4, XTMP2, 19 /* XTMP3 = W[-2] ror 19 {xBxA} */; \ xor y0, e /* y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) */; \ and y2, e /* y2 = (f^g)&e */; \ vpsrld XTMP2, XTMP2, 10 /* XTMP4 = W[-2] >> 10 {BBAA} */; \ ROR( y1, (13-2)) /* y1 = (a >> (13-2)) ^ (a >> (22-2)) */; \ xor y1, a /* y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) */; \ xor y2, g /* y2 = CH = ((f^g)&e)^g */; \ ROR( y0, 6) /* y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) */; \ vpxor XTMP2, XTMP2, XTMP3; \ add y2, y0 /* y2 = S1 + CH */; \ ROR( y1, 2) /* y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) */; \ add y2, [rsp + _XFER + 2*4] /* y2 = k + w + S1 + CH */; \ vpxor XTMP4, XTMP4, XTMP2 /* XTMP4 = s1 {xBxA} */; \ mov y0, a /* y0 = a */; \ add h, y2 /* h = h + S1 + CH + k + w */; \ mov y2, a /* y2 = a */; \ vpshufb XTMP4, XTMP4, SHUF_00BA /* XTMP4 = s1 {00BA} */; \ or y0, c /* y0 = a|c */; \ add d, h /* d = d + h + S1 + CH + k + w */; \ and y2, c /* y2 = a&c */; \ vpaddd XTMP0, XTMP0, XTMP4 /* XTMP0 = {..., ..., W[1], W[0]} */; \ and y0, b /* y0 = (a|c)&b */; \ add h, y1 /* h = h + S1 + CH + k + w + S0 */; \ /* compute high s1 */; \ vpshufd XTMP2, XTMP0, 0b01010000 /* XTMP2 = W[-2] {DDCC} */; \ or y0, y2 /* y0 = MAJ = (a|c)&b)|(a&c) */; \ lea h, [h + y0] /* h = h + S1 + CH + k + w + S0 + MAJ */ #define FOUR_ROUNDS_AND_SCHED_3(X0, X1, X2, X3, a, b, c, d, e, f, g, h) \ mov y0, e /* y0 = e */; \ ROR( y0, (25-11)) /* y0 = e >> (25-11) */; \ mov y1, a /* y1 = a */; \ ROR( y1, (22-13)) /* y1 = a >> (22-13) */; \ xor y0, e /* y0 = e ^ (e >> (25-11)) */; \ mov y2, f /* y2 = f */; \ ROR( y0, (11-6)) /* y0 = (e >> (11-6)) ^ (e >> (25-6)) */; \ vpsrlq XTMP3, XTMP2, 17 /* XTMP2 = W[-2] ror 17 {xDxC} */; \ xor y1, a /* y1 = a ^ (a >> (22-13) */; \ xor y2, g /* y2 = f^g */; \ vpsrlq X0, XTMP2, 19 /* XTMP3 = W[-2] ror 19 {xDxC} */; \ xor y0, e /* y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) */; \ and y2, e /* y2 = (f^g)&e */; \ ROR( y1, (13-2)) /* y1 = (a >> (13-2)) ^ (a >> (22-2)) */; \ vpsrld XTMP2, XTMP2, 10 /* X0 = W[-2] >> 10 {DDCC} */; \ xor y1, a /* y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) */; \ ROR( y0, 6) /* y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) */; \ xor y2, g /* y2 = CH = ((f^g)&e)^g */; \ vpxor XTMP2, XTMP2, XTMP3; \ ROR( y1, 2) /* y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) */; \ add y2, y0 /* y2 = S1 + CH */; \ add y2, [rsp + _XFER + 3*4] /* y2 = k + w + S1 + CH */; \ vpxor X0, X0, XTMP2 /* X0 = s1 {xDxC} */; \ mov y0, a /* y0 = a */; \ add h, y2 /* h = h + S1 + CH + k + w */; \ mov y2, a /* y2 = a */; \ vpshufb X0, X0, SHUF_DC00 /* X0 = s1 {DC00} */; \ or y0, c /* y0 = a|c */; \ add d, h /* d = d + h + S1 + CH + k + w */; \ and y2, c /* y2 = a&c */; \ vpaddd X0, X0, XTMP0 /* X0 = {W[3], W[2], W[1], W[0]} */; \ and y0, b /* y0 = (a|c)&b */; \ add h, y1 /* h = h + S1 + CH + k + w + S0 */; \ or y0, y2 /* y0 = MAJ = (a|c)&b)|(a&c) */; \ lea h, [h + y0] /* h = h + S1 + CH + k + w + S0 + MAJ */ #define FOUR_ROUNDS_AND_SCHED(X0, X1, X2, X3, a, b, c, d, e, f, g, h) \ FOUR_ROUNDS_AND_SCHED_0(X0, X1, X2, X3, a, b, c, d, e, f, g, h); \ FOUR_ROUNDS_AND_SCHED_1(X0, X1, X2, X3, h, a, b, c, d, e, f, g); \ FOUR_ROUNDS_AND_SCHED_2(X0, X1, X2, X3, g, h, a, b, c, d, e, f); \ FOUR_ROUNDS_AND_SCHED_3(X0, X1, X2, X3, f, g, h, a, b, c, d, e); /* input is [rsp + _XFER + %1 * 4] */ #define DO_ROUND(i1, a, b, c, d, e, f, g, h) \ mov y0, e /* y0 = e */; \ ROR( y0, (25-11)) /* y0 = e >> (25-11) */; \ mov y1, a /* y1 = a */; \ xor y0, e /* y0 = e ^ (e >> (25-11)) */; \ ROR( y1, (22-13)) /* y1 = a >> (22-13) */; \ mov y2, f /* y2 = f */; \ xor y1, a /* y1 = a ^ (a >> (22-13) */; \ ROR( y0, (11-6)) /* y0 = (e >> (11-6)) ^ (e >> (25-6)) */; \ xor y2, g /* y2 = f^g */; \ xor y0, e /* y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) */; \ ROR( y1, (13-2)) /* y1 = (a >> (13-2)) ^ (a >> (22-2)) */; \ and y2, e /* y2 = (f^g)&e */; \ xor y1, a /* y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) */; \ ROR( y0, 6) /* y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) */; \ xor y2, g /* y2 = CH = ((f^g)&e)^g */; \ add y2, y0 /* y2 = S1 + CH */; \ ROR( y1, 2) /* y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) */; \ add y2, [rsp + _XFER + i1 * 4] /* y2 = k + w + S1 + CH */; \ mov y0, a /* y0 = a */; \ add h, y2 /* h = h + S1 + CH + k + w */; \ mov y2, a /* y2 = a */; \ or y0, c /* y0 = a|c */; \ add d, h /* d = d + h + S1 + CH + k + w */; \ and y2, c /* y2 = a&c */; \ and y0, b /* y0 = (a|c)&b */; \ add h, y1 /* h = h + S1 + CH + k + w + S0 */; \ or y0, y2 /* y0 = MAJ = (a|c)&b)|(a&c) */; \ lea h, [h + y0] /* h = h + S1 + CH + k + w + S0 + MAJ */ /* ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;; void sha256_avx(void *input_data, UINT32 digest[8], UINT64 num_blks) ;; arg 1 : pointer to input data ;; arg 2 : pointer to digest ;; arg 3 : Num blocks */ .text .globl _gcry_sha256_transform_amd64_avx ELF(.type _gcry_sha256_transform_amd64_avx,@function;) .align 16 _gcry_sha256_transform_amd64_avx: CFI_STARTPROC() vzeroupper push rbx CFI_PUSH(rbx) push rbp CFI_PUSH(rbp) push r13 CFI_PUSH(r13) push r14 CFI_PUSH(r14) push r15 CFI_PUSH(r15) sub rsp, STACK_SIZE CFI_ADJUST_CFA_OFFSET(STACK_SIZE); shl NUM_BLKS, 6 /* convert to bytes */ jz .Ldone_hash add NUM_BLKS, INP /* pointer to end of data */ mov [rsp + _INP_END], NUM_BLKS /* load initial digest */ mov a,[4*0 + CTX] mov b,[4*1 + CTX] mov c,[4*2 + CTX] mov d,[4*3 + CTX] mov e,[4*4 + CTX] mov f,[4*5 + CTX] mov g,[4*6 + CTX] mov h,[4*7 + CTX] vmovdqa BYTE_FLIP_MASK, [.LPSHUFFLE_BYTE_FLIP_MASK ADD_RIP] vmovdqa SHUF_00BA, [.L_SHUF_00BA ADD_RIP] vmovdqa SHUF_DC00, [.L_SHUF_DC00 ADD_RIP] .Loop0: lea TBL, [.LK256 ADD_RIP] /* byte swap first 16 dwords */ COPY_XMM_AND_BSWAP(X0, [INP + 0*16], BYTE_FLIP_MASK) COPY_XMM_AND_BSWAP(X1, [INP + 1*16], BYTE_FLIP_MASK) COPY_XMM_AND_BSWAP(X2, [INP + 2*16], BYTE_FLIP_MASK) COPY_XMM_AND_BSWAP(X3, [INP + 3*16], BYTE_FLIP_MASK) mov [rsp + _INP], INP /* schedule 48 input dwords, by doing 3 rounds of 16 each */ mov SRND, 3 .align 16 .Loop1: vpaddd XFER, X0, [TBL + 0*16] vmovdqa [rsp + _XFER], XFER FOUR_ROUNDS_AND_SCHED(X0, X1, X2, X3, a, b, c, d, e, f, g, h) vpaddd XFER, X1, [TBL + 1*16] vmovdqa [rsp + _XFER], XFER FOUR_ROUNDS_AND_SCHED(X1, X2, X3, X0, e, f, g, h, a, b, c, d) vpaddd XFER, X2, [TBL + 2*16] vmovdqa [rsp + _XFER], XFER FOUR_ROUNDS_AND_SCHED(X2, X3, X0, X1, a, b, c, d, e, f, g, h) vpaddd XFER, X3, [TBL + 3*16] vmovdqa [rsp + _XFER], XFER add TBL, 4*16 FOUR_ROUNDS_AND_SCHED(X3, X0, X1, X2, e, f, g, h, a, b, c, d) sub SRND, 1 jne .Loop1 mov SRND, 2 .Loop2: vpaddd X0, X0, [TBL + 0*16] vmovdqa [rsp + _XFER], X0 DO_ROUND(0, a, b, c, d, e, f, g, h) DO_ROUND(1, h, a, b, c, d, e, f, g) DO_ROUND(2, g, h, a, b, c, d, e, f) DO_ROUND(3, f, g, h, a, b, c, d, e) vpaddd X1, X1, [TBL + 1*16] vmovdqa [rsp + _XFER], X1 add TBL, 2*16 DO_ROUND(0, e, f, g, h, a, b, c, d) DO_ROUND(1, d, e, f, g, h, a, b, c) DO_ROUND(2, c, d, e, f, g, h, a, b) DO_ROUND(3, b, c, d, e, f, g, h, a) vmovdqa X0, X2 vmovdqa X1, X3 sub SRND, 1 jne .Loop2 addm([4*0 + CTX],a) addm([4*1 + CTX],b) addm([4*2 + CTX],c) addm([4*3 + CTX],d) addm([4*4 + CTX],e) addm([4*5 + CTX],f) addm([4*6 + CTX],g) addm([4*7 + CTX],h) mov INP, [rsp + _INP] add INP, 64 cmp INP, [rsp + _INP_END] jne .Loop0 .Ldone_hash: vzeroall vmovdqa [rsp + _XFER], XFER xor eax, eax add rsp, STACK_SIZE CFI_ADJUST_CFA_OFFSET(-STACK_SIZE); pop r15 CFI_POP(r15) pop r14 CFI_POP(r14) pop r13 CFI_POP(r13) pop rbp CFI_POP(rbp) pop rbx CFI_POP(rbx) ret_spec_stop CFI_ENDPROC() .align 16 .LK256: .long 0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5 .long 0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5 .long 0xd807aa98,0x12835b01,0x243185be,0x550c7dc3 .long 0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174 .long 0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc .long 0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da .long 0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7 .long 0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967 .long 0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13 .long 0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85 .long 0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3 .long 0xd192e819,0xd6990624,0xf40e3585,0x106aa070 .long 0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5 .long 0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3 .long 0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208 .long 0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2 .LPSHUFFLE_BYTE_FLIP_MASK: .octa 0x0c0d0e0f08090a0b0405060700010203 /* shuffle xBxA -> 00BA */ .L_SHUF_00BA: .octa 0xFFFFFFFFFFFFFFFF0b0a090803020100 /* shuffle xDxC -> DC00 */ .L_SHUF_DC00: .octa 0x0b0a090803020100FFFFFFFFFFFFFFFF #endif #endif