1 /* bmw_small_speed_asm_f0.S */
3 This file is part of the ARM-Crypto-Lib.
4 Copyright (C) 2006-2010 Daniel Otte (daniel.otte@rub.de)
6 This program is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
22 .macro S32_0 out:req in:req
24 eor \out, \out, \in, LSL #3
25 eor \out, \out, \in, ROR #28
26 eor \out, \out, \in, ROR #13
29 .macro S32_1 out:req in:req
31 eor \out, \out, \in, LSL #2
32 eor \out, \out, \in, ROR #24
33 eor \out, \out, \in, ROR #9
36 .macro S32_2 out:req in:req
38 eor \out, \out, \in, LSL #1
39 eor \out, \out, \in, ROR #20
40 eor \out, \out, \in, ROR #7
43 .macro S32_3 out:req in:req
45 eor \out, \out, \in, LSL #2
46 eor \out, \out, \in, ROR #17
47 eor \out, \out, \in, ROR #3
51 eor \in, \in, \in, LSR #1
55 eor \in, \in, \in, LSR #2
58 #define T00_ADDR [SP, #(15-3)*4]
59 #define T01_ADDR [SP, #(15-2)*4]
60 #define T02_ADDR [SP, #(15-1)*4]
61 #define T03_ADDR [SP, #(15-0)*4]
62 #define T04_ADDR [SP, #(15-7)*4]
63 #define T05_ADDR [SP, #(15-6)*4]
64 #define T06_ADDR [SP, #(15-5)*4]
65 #define T07_ADDR [SP, #(15-4)*4]
66 #define T08_ADDR [SP, #(15-11)*4]
67 #define T09_ADDR [SP, #(15-10)*4]
68 #define T10_ADDR [SP, #(15-9)*4]
69 #define T11_ADDR [SP, #(15-8)*4]
70 #define T12_ADDR [SP, #(15-15)*4]
71 #define T13_ADDR [SP, #(15-14)*4]
72 #define T14_ADDR [SP, #(15-13)*4]
73 #define T15_ADDR [SP, #(15-12)*4]
79 .type bmw_small_f0, %function
82 push {r4, r5, r6, r7, r8, r9, r10, r11, r12, r14}
83 /* memxor(<STACK>, h, m, 16) */
84 ldmia r1!, {r4, r5, r6, r7}
85 ldmia r2!, {r8, r9, r10, r11}
91 ldmia r1!, {r4, r5, r6, r7}
92 ldmia r2!, {r8, r9, r10, r11}
98 ldmia r1!, {r4, r5, r6, r7}
99 ldmia r2!, {r8, r9, r10, r11}
104 push {r4, r5, r6, r7}
105 ldmia r1!, {r4, r5, r6, r7}
106 ldmia r2!, {r8, r9, r10, r11}
111 push {r4, r5, r6, r7}
114 #include "f0_small_autogen.i"
117 pop {r4, r5, r6, r7, r8, r9, r10, r11, r12, PC}