;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ; Copyright(c) 2011-2016 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 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS ; "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 THE COPYRIGHT ; OWNER 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. ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; %include "sha256_job.asm" %include "sha256_mb_mgr_datastruct.asm" %include "reg_sizes.asm" extern sha256_mb_x4_avx default rel %ifidn __OUTPUT_FORMAT__, elf64 ; Linux register definitions %define arg1 rdi ; rcx %define arg2 rsi ; rdx ; idx needs to be other than arg1, arg2, rbx, r12 %define idx rdx ; rsi %define last_len rdx ; rsi %define size_offset rcx ; rdi %define tmp2 rcx ; rdi %else ; WINDOWS register definitions %define arg1 rcx %define arg2 rdx ; idx needs to be other than arg1, arg2, rbx, r12 %define last_len rsi %define idx rsi %define size_offset rdi %define tmp2 rdi %endif ; Common definitions %define state arg1 %define job arg2 %define len2 arg2 %define p2 arg2 %define p r11 %define start_offset r11 %define unused_lanes rbx %define job_rax rax %define len rax %define lane rbp %define tmp3 rbp %define lens3 rbp %define extra_blocks r8 %define lens0 r8 %define tmp r9 %define lens1 r9 %define lane_data r10 %define lens2 r10 ; STACK_SPACE needs to be an odd multiple of 8 %define _XMM_SAVE 16*10 %define _GPR_SAVE 8*5 %define STACK_SPACE _GPR_SAVE + _XMM_SAVE ; SHA256_JOB* sha256_mb_mgr_submit_avx(SHA256_MB_JOB_MGR *state, SHA256_JOB *job) ; arg 1 : rcx : state ; arg 2 : rdx : job global sha256_mb_mgr_submit_avx:function sha256_mb_mgr_submit_avx: sub rsp, STACK_SPACE mov [rsp + _XMM_SAVE + 8*0], rbx mov [rsp + _XMM_SAVE + 8*1], rbp mov [rsp + _XMM_SAVE + 8*2], r12 %ifidn __OUTPUT_FORMAT__, win64 mov [rsp + _XMM_SAVE + 8*3], rsi mov [rsp + _XMM_SAVE + 8*4], rdi vmovdqa [rsp + 16*0], xmm6 vmovdqa [rsp + 16*1], xmm7 vmovdqa [rsp + 16*2], xmm8 vmovdqa [rsp + 16*3], xmm9 vmovdqa [rsp + 16*4], xmm10 vmovdqa [rsp + 16*5], xmm11 vmovdqa [rsp + 16*6], xmm12 vmovdqa [rsp + 16*7], xmm13 vmovdqa [rsp + 16*8], xmm14 vmovdqa [rsp + 16*9], xmm15 %endif mov unused_lanes, [state + _unused_lanes] movzx lane, BYTE(unused_lanes) and lane, 0xF shr unused_lanes, 4 imul lane_data, lane, _LANE_DATA_size mov dword [job + _status], STS_BEING_PROCESSED lea lane_data, [state + _ldata + lane_data] mov [state + _unused_lanes], unused_lanes mov DWORD(len), [job + _len] shl len, 4 or len, lane mov [lane_data + _job_in_lane], job mov [state + _lens + 4*lane], DWORD(len) ; Load digest words from result_digest vmovdqa xmm0, [job + _result_digest + 0*16] vmovdqa xmm1, [job + _result_digest + 1*16] vmovd [state + _args_digest + 4*lane + 0*16], xmm0 vpextrd [state + _args_digest + 4*lane + 1*16], xmm0, 1 vpextrd [state + _args_digest + 4*lane + 2*16], xmm0, 2 vpextrd [state + _args_digest + 4*lane + 3*16], xmm0, 3 vmovd [state + _args_digest + 4*lane + 4*16], xmm1 vpextrd [state + _args_digest + 4*lane + 5*16], xmm1, 1 vpextrd [state + _args_digest + 4*lane + 6*16], xmm1, 2 vpextrd [state + _args_digest + 4*lane + 7*16], xmm1, 3 mov p, [job + _buffer] mov [state + _args_data_ptr + 8*lane], p cmp unused_lanes, 0xF jne return_null start_loop: ; Find min length mov DWORD(lens0), [state + _lens + 0*4] mov idx, lens0 mov DWORD(lens1), [state + _lens + 1*4] cmp lens1, idx cmovb idx, lens1 mov DWORD(lens2), [state + _lens + 2*4] cmp lens2, idx cmovb idx, lens2 mov DWORD(lens3), [state + _lens + 3*4] cmp lens3, idx cmovb idx, lens3 mov len2, idx and idx, 0xF and len2, ~0xF jz len_is_0 sub lens0, len2 sub lens1, len2 sub lens2, len2 sub lens3, len2 shr len2, 4 mov [state + _lens + 0*4], DWORD(lens0) mov [state + _lens + 1*4], DWORD(lens1) mov [state + _lens + 2*4], DWORD(lens2) mov [state + _lens + 3*4], DWORD(lens3) ; "state" and "args" are the same address, arg1 ; len is arg2 call sha256_mb_x4_avx ; state and idx are intact len_is_0: ; process completed job "idx" imul lane_data, idx, _LANE_DATA_size lea lane_data, [state + _ldata + lane_data] mov job_rax, [lane_data + _job_in_lane] mov unused_lanes, [state + _unused_lanes] mov qword [lane_data + _job_in_lane], 0 mov dword [job_rax + _status], STS_COMPLETED shl unused_lanes, 4 or unused_lanes, idx mov [state + _unused_lanes], unused_lanes vmovd xmm0, [state + _args_digest + 4*idx + 0*16] vpinsrd xmm0, [state + _args_digest + 4*idx + 1*16], 1 vpinsrd xmm0, [state + _args_digest + 4*idx + 2*16], 2 vpinsrd xmm0, [state + _args_digest + 4*idx + 3*16], 3 vmovd xmm1, [state + _args_digest + 4*idx + 4*16] vpinsrd xmm1, [state + _args_digest + 4*idx + 5*16], 1 vpinsrd xmm1, [state + _args_digest + 4*idx + 6*16], 2 vpinsrd xmm1, [state + _args_digest + 4*idx + 7*16], 3 vmovdqa [job_rax + _result_digest + 0*16], xmm0 vmovdqa [job_rax + _result_digest + 1*16], xmm1 return: %ifidn __OUTPUT_FORMAT__, win64 vmovdqa xmm6, [rsp + 16*0] vmovdqa xmm7, [rsp + 16*1] vmovdqa xmm8, [rsp + 16*2] vmovdqa xmm9, [rsp + 16*3] vmovdqa xmm10, [rsp + 16*4] vmovdqa xmm11, [rsp + 16*5] vmovdqa xmm12, [rsp + 16*6] vmovdqa xmm13, [rsp + 16*7] vmovdqa xmm14, [rsp + 16*8] vmovdqa xmm15, [rsp + 16*9] mov rsi, [rsp + _XMM_SAVE + 8*3] mov rdi, [rsp + _XMM_SAVE + 8*4] %endif mov rbx, [rsp + _XMM_SAVE + 8*0] mov rbp, [rsp + _XMM_SAVE + 8*1] mov r12, [rsp + _XMM_SAVE + 8*2] add rsp, STACK_SPACE ret return_null: xor job_rax, job_rax jmp return section .data align=16 align 16 H0: dd 0x6a09e667 H1: dd 0xbb67ae85 H2: dd 0x3c6ef372 H3: dd 0xa54ff53a H4: dd 0x510e527f H5: dd 0x9b05688c H6: dd 0x1f83d9ab H7: dd 0x5be0cd19