]>
Commit | Line | Data |
---|---|---|
7c673cae FG |
1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ; Copyright(c) 2011-2016 Intel Corporation All rights reserved. | |
3 | ; | |
4 | ; Redistribution and use in source and binary forms, with or without | |
1e59de90 | 5 | ; modification, are permitted provided that the following conditions |
7c673cae FG |
6 | ; are met: |
7 | ; * Redistributions of source code must retain the above copyright | |
8 | ; notice, this list of conditions and the following disclaimer. | |
9 | ; * Redistributions in binary form must reproduce the above copyright | |
10 | ; notice, this list of conditions and the following disclaimer in | |
11 | ; the documentation and/or other materials provided with the | |
12 | ; distribution. | |
13 | ; * Neither the name of Intel Corporation nor the names of its | |
14 | ; contributors may be used to endorse or promote products derived | |
15 | ; from this software without specific prior written permission. | |
16 | ; | |
17 | ; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
18 | ; "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
19 | ; LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
20 | ; A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
21 | ; OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
22 | ; SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
23 | ; LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
24 | ; DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
25 | ; THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
26 | ; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
27 | ; OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
28 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | |
29 | ||
30 | %include "md5_job.asm" | |
31 | %include "md5_mb_mgr_datastruct.asm" | |
32 | ||
33 | %include "reg_sizes.asm" | |
34 | ||
35 | extern md5_mb_x8x2_avx2 | |
1e59de90 TL |
36 | |
37 | [bits 64] | |
7c673cae | 38 | default rel |
1e59de90 | 39 | section .text |
7c673cae FG |
40 | |
41 | %if 1 | |
42 | %ifidn __OUTPUT_FORMAT__, elf64 | |
43 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | |
44 | ; UN*X register definitions | |
45 | %define arg1 rdi ; rcx | |
46 | %define arg2 rsi ; rdx | |
47 | ||
48 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | |
49 | ||
50 | %else | |
51 | ||
52 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | |
53 | ; WINDOWS register definitions | |
54 | %define arg1 rcx | |
55 | %define arg2 rdx | |
56 | ||
57 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | |
58 | %endif | |
59 | ||
60 | ; Common register definitions | |
61 | ||
62 | %define state arg1 | |
63 | %define len2 arg2 | |
64 | ||
65 | ; idx must be a register not clobberred by md5_mb_x8x2_avx2 | |
66 | %define idx rbp | |
67 | ||
68 | %define unused_lanes r9 | |
69 | ||
70 | %define lane_data r10 | |
1e59de90 | 71 | |
7c673cae FG |
72 | %define job_rax rax |
73 | %define tmp rax | |
1e59de90 | 74 | |
7c673cae FG |
75 | %define num_lanes_inuse r8 |
76 | ||
77 | %endif ;; if 1 | |
78 | ||
79 | ; STACK_SPACE needs to be an odd multiple of 8 | |
80 | _XMM_SAVE_SIZE equ 10*16 | |
81 | _GPR_SAVE_SIZE equ 8*8 | |
82 | _ALIGN_SIZE equ 8 | |
83 | ||
84 | _XMM_SAVE equ 0 | |
85 | _GPR_SAVE equ _XMM_SAVE + _XMM_SAVE_SIZE | |
86 | STACK_SPACE equ _GPR_SAVE + _GPR_SAVE_SIZE + _ALIGN_SIZE | |
87 | ||
88 | %define APPEND(a,b) a %+ b | |
89 | ||
90 | ; JOB* md5_mb_mgr_flush_avx2(MB_MGR_HMAC_OOO *state) | |
91 | ; arg 1 : rcx : state | |
1e59de90 | 92 | mk_global md5_mb_mgr_flush_avx2, function |
7c673cae | 93 | md5_mb_mgr_flush_avx2: |
1e59de90 | 94 | endbranch |
7c673cae FG |
95 | sub rsp, STACK_SPACE |
96 | mov [rsp + _GPR_SAVE + 8*0], rbx | |
97 | mov [rsp + _GPR_SAVE + 8*3], rbp | |
98 | mov [rsp + _GPR_SAVE + 8*4], r12 | |
99 | mov [rsp + _GPR_SAVE + 8*5], r13 | |
100 | mov [rsp + _GPR_SAVE + 8*6], r14 | |
101 | mov [rsp + _GPR_SAVE + 8*7], r15 | |
102 | %ifidn __OUTPUT_FORMAT__, win64 | |
103 | mov [rsp + _GPR_SAVE + 8*1], rsi | |
104 | mov [rsp + _GPR_SAVE + 8*2], rdi | |
105 | vmovdqa [rsp + _XMM_SAVE + 16*0], xmm6 | |
106 | vmovdqa [rsp + _XMM_SAVE + 16*1], xmm7 | |
107 | vmovdqa [rsp + _XMM_SAVE + 16*2], xmm8 | |
108 | vmovdqa [rsp + _XMM_SAVE + 16*3], xmm9 | |
109 | vmovdqa [rsp + _XMM_SAVE + 16*4], xmm10 | |
110 | vmovdqa [rsp + _XMM_SAVE + 16*5], xmm11 | |
111 | vmovdqa [rsp + _XMM_SAVE + 16*6], xmm12 | |
112 | vmovdqa [rsp + _XMM_SAVE + 16*7], xmm13 | |
113 | vmovdqa [rsp + _XMM_SAVE + 16*8], xmm14 | |
114 | vmovdqa [rsp + _XMM_SAVE + 16*9], xmm15 | |
115 | %endif | |
116 | ||
117 | mov DWORD(num_lanes_inuse), [state + _num_lanes_inuse] | |
118 | cmp num_lanes_inuse, 0 | |
119 | jz return_null | |
120 | ||
121 | ; find a lane with a non-null job | |
122 | xor idx, idx | |
123 | %assign I 1 | |
124 | %rep 15 | |
125 | cmp qword [state + _ldata + I * _LANE_DATA_size + _job_in_lane], 0 | |
126 | cmovne idx, [APPEND(lane_,I)] | |
127 | %assign I (I+1) | |
128 | %endrep | |
129 | ||
130 | ; copy idx to empty lanes | |
131 | copy_lane_data: | |
132 | mov tmp, [state + _args + _data_ptr + 8*idx] | |
133 | ||
134 | %assign I 0 | |
135 | %rep 16 | |
136 | cmp qword [state + _ldata + I * _LANE_DATA_size + _job_in_lane], 0 | |
137 | jne APPEND(skip_,I) | |
138 | mov [state + _args + _data_ptr + 8*I], tmp | |
139 | mov dword [state + _lens + 4*I], 0xFFFFFFFF | |
140 | APPEND(skip_,I): | |
141 | %assign I (I+1) | |
142 | %endrep | |
143 | ||
144 | ; Find min length | |
145 | vmovdqu ymm0, [state + _lens + 0*32] | |
146 | vmovdqu ymm1, [state + _lens + 1*32] | |
1e59de90 | 147 | |
7c673cae FG |
148 | vpminud ymm2, ymm0, ymm1 ; ymm2 has {D,C,B,A} |
149 | vpalignr ymm3, ymm3, ymm2, 8 ; ymm3 has {x,x,D,C} | |
150 | vpminud ymm2, ymm2, ymm3 ; ymm2 has {x,x,E,F} | |
151 | vpalignr ymm3, ymm3, ymm2, 4 ; ymm3 has {x,x,x,E} | |
152 | vpminud ymm2, ymm2, ymm3 ; ymm2 has min value in low dword | |
153 | vperm2i128 ymm3, ymm2, ymm2, 1 ; ymm3 has halves of ymm2 reversed | |
154 | vpminud ymm2, ymm2, ymm3 ; ymm2 has min value in low dword | |
1e59de90 | 155 | |
7c673cae FG |
156 | vmovd DWORD(idx), xmm2 |
157 | mov len2, idx | |
158 | and idx, 0xF | |
159 | shr len2, 4 | |
160 | jz len_is_0 | |
1e59de90 | 161 | |
7c673cae FG |
162 | vpand ymm2, ymm2, [rel clear_low_nibble] |
163 | vpshufd ymm2, ymm2, 0 | |
164 | ||
165 | vpsubd ymm0, ymm0, ymm2 | |
166 | vpsubd ymm1, ymm1, ymm2 | |
167 | ||
168 | vmovdqu [state + _lens + 0*32], ymm0 | |
169 | vmovdqu [state + _lens + 1*32], ymm1 | |
170 | ||
171 | ||
172 | ; "state" and "args" are the same address, arg1 | |
173 | ; len is arg2 | |
174 | call md5_mb_x8x2_avx2 | |
175 | ; state and idx are intact | |
176 | ||
177 | len_is_0: | |
178 | ; process completed job "idx" | |
179 | imul lane_data, idx, _LANE_DATA_size | |
180 | lea lane_data, [state + _ldata + lane_data] | |
181 | ||
182 | mov job_rax, [lane_data + _job_in_lane] | |
183 | mov unused_lanes, [state + _unused_lanes] | |
184 | mov qword [lane_data + _job_in_lane], 0 | |
185 | mov dword [job_rax + _status], STS_COMPLETED | |
186 | shl unused_lanes, 4 | |
187 | or unused_lanes, idx | |
188 | mov [state + _unused_lanes], unused_lanes | |
189 | ||
190 | mov DWORD(num_lanes_inuse), [state + _num_lanes_inuse] | |
1e59de90 | 191 | sub num_lanes_inuse, 1 |
7c673cae FG |
192 | mov [state + _num_lanes_inuse], DWORD(num_lanes_inuse) |
193 | ||
194 | mov dword [state + _lens + 4*idx], 0xFFFFFFFF | |
195 | ||
196 | vmovd xmm0, [state + _args_digest + 4*idx + 0*64] | |
197 | vpinsrd xmm0, [state + _args_digest + 4*idx + 1*64], 1 | |
198 | vpinsrd xmm0, [state + _args_digest + 4*idx + 2*64], 2 | |
199 | vpinsrd xmm0, [state + _args_digest + 4*idx + 3*64], 3 | |
200 | ||
201 | vmovdqa [job_rax + _result_digest + 0*16], xmm0 | |
202 | ||
203 | return: | |
204 | ||
205 | %ifidn __OUTPUT_FORMAT__, win64 | |
206 | vmovdqa xmm6, [rsp + _XMM_SAVE + 16*0] | |
207 | vmovdqa xmm7, [rsp + _XMM_SAVE + 16*1] | |
208 | vmovdqa xmm8, [rsp + _XMM_SAVE + 16*2] | |
209 | vmovdqa xmm9, [rsp + _XMM_SAVE + 16*3] | |
210 | vmovdqa xmm10, [rsp + _XMM_SAVE + 16*4] | |
211 | vmovdqa xmm11, [rsp + _XMM_SAVE + 16*5] | |
212 | vmovdqa xmm12, [rsp + _XMM_SAVE + 16*6] | |
213 | vmovdqa xmm13, [rsp + _XMM_SAVE + 16*7] | |
214 | vmovdqa xmm14, [rsp + _XMM_SAVE + 16*8] | |
215 | vmovdqa xmm15, [rsp + _XMM_SAVE + 16*9] | |
1e59de90 TL |
216 | mov rsi, [rsp + _GPR_SAVE + 8*1] |
217 | mov rdi, [rsp + _GPR_SAVE + 8*2] | |
7c673cae | 218 | %endif |
1e59de90 TL |
219 | mov rbx, [rsp + _GPR_SAVE + 8*0] |
220 | mov rbp, [rsp + _GPR_SAVE + 8*3] | |
221 | mov r12, [rsp + _GPR_SAVE + 8*4] | |
222 | mov r13, [rsp + _GPR_SAVE + 8*5] | |
223 | mov r14, [rsp + _GPR_SAVE + 8*6] | |
224 | mov r15, [rsp + _GPR_SAVE + 8*7] | |
7c673cae FG |
225 | add rsp, STACK_SPACE |
226 | ||
227 | ret | |
228 | ||
229 | return_null: | |
230 | xor job_rax, job_rax | |
231 | jmp return | |
1e59de90 | 232 | |
7c673cae FG |
233 | |
234 | section .data align=16 | |
235 | ||
236 | align 16 | |
237 | clear_low_nibble: | |
238 | dq 0x00000000FFFFFFF0, 0x0000000000000000 | |
239 | dq 0x00000000FFFFFFF0, 0x0000000000000000 | |
240 | lane_1: dq 1 | |
241 | lane_2: dq 2 | |
242 | lane_3: dq 3 | |
243 | lane_4: dq 4 | |
244 | lane_5: dq 5 | |
245 | lane_6: dq 6 | |
246 | lane_7: dq 7 | |
1e59de90 | 247 | lane_8: dq 8 |
7c673cae FG |
248 | lane_9: dq 9 |
249 | lane_10: dq 10 | |
250 | lane_11: dq 11 | |
251 | lane_12: dq 12 | |
252 | lane_13: dq 13 | |
253 | lane_14: dq 14 | |
254 | lane_15: dq 15 | |
255 |