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9c200f54 AP |
1 | #!/usr/bin/env perl |
2 | ||
3 | # ==================================================================== | |
4 | # Written by Andy Polyakov <appro@fy.chalmers.se> for the OpenSSL | |
5 | # project. The module is, however, dual licensed under OpenSSL and | |
6 | # CRYPTOGAMS licenses depending on where you obtain it. For further | |
7 | # details see http://www.openssl.org/~appro/cryptogams/. | |
8 | # ==================================================================== | |
9 | ||
10 | # Needs more work: key setup, page boundaries, CBC routine... | |
11 | # | |
12 | # ppc_AES_[en|de]crypt perform at 18 cycles per byte processed with | |
13 | # 128-bit key, which is ~40% better than 64-bit code generated by gcc | |
14 | # 4.0. But these are not the ones currently used! Their "compact" | |
96b0f6c1 AP |
15 | # counterparts are, for security reason. ppc_AES_encrypt_compact runs |
16 | # at 1/2 of ppc_AES_encrypt speed, while ppc_AES_decrypt_compact - | |
17 | # at 1/3 of ppc_AES_decrypt. | |
9c200f54 | 18 | |
addd641f | 19 | $flavour = shift; |
9c200f54 | 20 | |
addd641f | 21 | if ($flavour =~ /64/) { |
9c200f54 AP |
22 | $SIZE_T =8; |
23 | $STU ="stdu"; | |
24 | $POP ="ld"; | |
25 | $PUSH ="std"; | |
addd641f | 26 | } elsif ($flavour =~ /32/) { |
9c200f54 AP |
27 | $SIZE_T =4; |
28 | $STU ="stwu"; | |
29 | $POP ="lwz"; | |
30 | $PUSH ="stw"; | |
addd641f | 31 | } else { die "nonsense $flavour"; } |
9c200f54 AP |
32 | |
33 | $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; | |
34 | ( $xlate="${dir}ppc-xlate.pl" and -f $xlate ) or | |
35 | ( $xlate="${dir}../../perlasm/ppc-xlate.pl" and -f $xlate) or | |
36 | die "can't locate ppc-xlate.pl"; | |
37 | ||
addd641f | 38 | open STDOUT,"| $^X $xlate $flavour ".shift || die "can't call $xlate: $!"; |
9c200f54 AP |
39 | |
40 | $FRAME=32*$SIZE_T; | |
41 | ||
42 | sub _data_word() | |
43 | { my $i; | |
44 | while(defined($i=shift)) { $code.=sprintf"\t.long\t0x%08x,0x%08x\n",$i,$i; } | |
45 | } | |
46 | ||
47 | $sp="r1"; | |
48 | $toc="r2"; | |
49 | $inp="r3"; | |
50 | $out="r4"; | |
51 | $key="r5"; | |
52 | ||
53 | $Tbl0="r3"; | |
54 | $Tbl1="r6"; | |
55 | $Tbl2="r7"; | |
56 | $Tbl3="r2"; | |
57 | ||
58 | $s0="r8"; | |
59 | $s1="r9"; | |
60 | $s2="r10"; | |
61 | $s3="r11"; | |
62 | ||
63 | $t0="r12"; | |
64 | $t1="r13"; | |
65 | $t2="r14"; | |
66 | $t3="r15"; | |
67 | ||
68 | $acc00="r16"; | |
69 | $acc01="r17"; | |
70 | $acc02="r18"; | |
71 | $acc03="r19"; | |
72 | ||
73 | $acc04="r20"; | |
74 | $acc05="r21"; | |
75 | $acc06="r22"; | |
76 | $acc07="r23"; | |
77 | ||
78 | $acc08="r24"; | |
79 | $acc09="r25"; | |
80 | $acc10="r26"; | |
81 | $acc11="r27"; | |
82 | ||
83 | $acc12="r28"; | |
84 | $acc13="r29"; | |
85 | $acc14="r30"; | |
86 | $acc15="r31"; | |
87 | ||
88 | # stay away from TLS pointer | |
86d8f3ee AP |
89 | if ($SIZE_T==8) { die if ($t1 ne "r13"); $t1="r0"; } |
90 | else { die if ($Tbl3 ne "r2"); $Tbl3=$t0; $t0="r0"; } | |
9c200f54 AP |
91 | $mask80=$Tbl2; |
92 | $mask1b=$Tbl3; | |
93 | ||
94 | $code.=<<___; | |
492279f6 | 95 | .machine "any" |
9c200f54 AP |
96 | .text |
97 | ||
98 | .align 7 | |
99 | LAES_Te: | |
100 | mflr r0 | |
101 | bcl 20,31,\$+4 | |
102 | mflr $Tbl0 ; vvvvv "distance" between . and 1st data entry | |
103 | addi $Tbl0,$Tbl0,`128-8` | |
104 | mtlr r0 | |
105 | blr | |
106 | .space `32-24` | |
107 | LAES_Td: | |
108 | mflr r0 | |
109 | bcl 20,31,\$+4 | |
110 | mflr $Tbl0 ; vvvvvvvv "distance" between . and 1st data entry | |
111 | addi $Tbl0,$Tbl0,`128-8-32+2048+256` | |
112 | mtlr r0 | |
113 | blr | |
114 | .space `128-32-24` | |
115 | ___ | |
116 | &_data_word( | |
117 | 0xc66363a5, 0xf87c7c84, 0xee777799, 0xf67b7b8d, | |
118 | 0xfff2f20d, 0xd66b6bbd, 0xde6f6fb1, 0x91c5c554, | |
119 | 0x60303050, 0x02010103, 0xce6767a9, 0x562b2b7d, | |
120 | 0xe7fefe19, 0xb5d7d762, 0x4dababe6, 0xec76769a, | |
121 | 0x8fcaca45, 0x1f82829d, 0x89c9c940, 0xfa7d7d87, | |
122 | 0xeffafa15, 0xb25959eb, 0x8e4747c9, 0xfbf0f00b, | |
123 | 0x41adadec, 0xb3d4d467, 0x5fa2a2fd, 0x45afafea, | |
124 | 0x239c9cbf, 0x53a4a4f7, 0xe4727296, 0x9bc0c05b, | |
125 | 0x75b7b7c2, 0xe1fdfd1c, 0x3d9393ae, 0x4c26266a, | |
126 | 0x6c36365a, 0x7e3f3f41, 0xf5f7f702, 0x83cccc4f, | |
127 | 0x6834345c, 0x51a5a5f4, 0xd1e5e534, 0xf9f1f108, | |
128 | 0xe2717193, 0xabd8d873, 0x62313153, 0x2a15153f, | |
129 | 0x0804040c, 0x95c7c752, 0x46232365, 0x9dc3c35e, | |
130 | 0x30181828, 0x379696a1, 0x0a05050f, 0x2f9a9ab5, | |
131 | 0x0e070709, 0x24121236, 0x1b80809b, 0xdfe2e23d, | |
132 | 0xcdebeb26, 0x4e272769, 0x7fb2b2cd, 0xea75759f, | |
133 | 0x1209091b, 0x1d83839e, 0x582c2c74, 0x341a1a2e, | |
134 | 0x361b1b2d, 0xdc6e6eb2, 0xb45a5aee, 0x5ba0a0fb, | |
135 | 0xa45252f6, 0x763b3b4d, 0xb7d6d661, 0x7db3b3ce, | |
136 | 0x5229297b, 0xdde3e33e, 0x5e2f2f71, 0x13848497, | |
137 | 0xa65353f5, 0xb9d1d168, 0x00000000, 0xc1eded2c, | |
138 | 0x40202060, 0xe3fcfc1f, 0x79b1b1c8, 0xb65b5bed, | |
139 | 0xd46a6abe, 0x8dcbcb46, 0x67bebed9, 0x7239394b, | |
140 | 0x944a4ade, 0x984c4cd4, 0xb05858e8, 0x85cfcf4a, | |
141 | 0xbbd0d06b, 0xc5efef2a, 0x4faaaae5, 0xedfbfb16, | |
142 | 0x864343c5, 0x9a4d4dd7, 0x66333355, 0x11858594, | |
143 | 0x8a4545cf, 0xe9f9f910, 0x04020206, 0xfe7f7f81, | |
144 | 0xa05050f0, 0x783c3c44, 0x259f9fba, 0x4ba8a8e3, | |
145 | 0xa25151f3, 0x5da3a3fe, 0x804040c0, 0x058f8f8a, | |
146 | 0x3f9292ad, 0x219d9dbc, 0x70383848, 0xf1f5f504, | |
147 | 0x63bcbcdf, 0x77b6b6c1, 0xafdada75, 0x42212163, | |
148 | 0x20101030, 0xe5ffff1a, 0xfdf3f30e, 0xbfd2d26d, | |
149 | 0x81cdcd4c, 0x180c0c14, 0x26131335, 0xc3ecec2f, | |
150 | 0xbe5f5fe1, 0x359797a2, 0x884444cc, 0x2e171739, | |
151 | 0x93c4c457, 0x55a7a7f2, 0xfc7e7e82, 0x7a3d3d47, | |
152 | 0xc86464ac, 0xba5d5de7, 0x3219192b, 0xe6737395, | |
153 | 0xc06060a0, 0x19818198, 0x9e4f4fd1, 0xa3dcdc7f, | |
154 | 0x44222266, 0x542a2a7e, 0x3b9090ab, 0x0b888883, | |
155 | 0x8c4646ca, 0xc7eeee29, 0x6bb8b8d3, 0x2814143c, | |
156 | 0xa7dede79, 0xbc5e5ee2, 0x160b0b1d, 0xaddbdb76, | |
157 | 0xdbe0e03b, 0x64323256, 0x743a3a4e, 0x140a0a1e, | |
158 | 0x924949db, 0x0c06060a, 0x4824246c, 0xb85c5ce4, | |
159 | 0x9fc2c25d, 0xbdd3d36e, 0x43acacef, 0xc46262a6, | |
160 | 0x399191a8, 0x319595a4, 0xd3e4e437, 0xf279798b, | |
161 | 0xd5e7e732, 0x8bc8c843, 0x6e373759, 0xda6d6db7, | |
162 | 0x018d8d8c, 0xb1d5d564, 0x9c4e4ed2, 0x49a9a9e0, | |
163 | 0xd86c6cb4, 0xac5656fa, 0xf3f4f407, 0xcfeaea25, | |
164 | 0xca6565af, 0xf47a7a8e, 0x47aeaee9, 0x10080818, | |
165 | 0x6fbabad5, 0xf0787888, 0x4a25256f, 0x5c2e2e72, | |
166 | 0x381c1c24, 0x57a6a6f1, 0x73b4b4c7, 0x97c6c651, | |
167 | 0xcbe8e823, 0xa1dddd7c, 0xe874749c, 0x3e1f1f21, | |
168 | 0x964b4bdd, 0x61bdbddc, 0x0d8b8b86, 0x0f8a8a85, | |
169 | 0xe0707090, 0x7c3e3e42, 0x71b5b5c4, 0xcc6666aa, | |
170 | 0x904848d8, 0x06030305, 0xf7f6f601, 0x1c0e0e12, | |
171 | 0xc26161a3, 0x6a35355f, 0xae5757f9, 0x69b9b9d0, | |
172 | 0x17868691, 0x99c1c158, 0x3a1d1d27, 0x279e9eb9, | |
173 | 0xd9e1e138, 0xebf8f813, 0x2b9898b3, 0x22111133, | |
174 | 0xd26969bb, 0xa9d9d970, 0x078e8e89, 0x339494a7, | |
175 | 0x2d9b9bb6, 0x3c1e1e22, 0x15878792, 0xc9e9e920, | |
176 | 0x87cece49, 0xaa5555ff, 0x50282878, 0xa5dfdf7a, | |
177 | 0x038c8c8f, 0x59a1a1f8, 0x09898980, 0x1a0d0d17, | |
178 | 0x65bfbfda, 0xd7e6e631, 0x844242c6, 0xd06868b8, | |
179 | 0x824141c3, 0x299999b0, 0x5a2d2d77, 0x1e0f0f11, | |
180 | 0x7bb0b0cb, 0xa85454fc, 0x6dbbbbd6, 0x2c16163a); | |
181 | $code.=<<___; | |
182 | .byte 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5 | |
183 | .byte 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76 | |
184 | .byte 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0 | |
185 | .byte 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0 | |
186 | .byte 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc | |
187 | .byte 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15 | |
188 | .byte 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a | |
189 | .byte 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75 | |
190 | .byte 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0 | |
191 | .byte 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84 | |
192 | .byte 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b | |
193 | .byte 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf | |
194 | .byte 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85 | |
195 | .byte 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8 | |
196 | .byte 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5 | |
197 | .byte 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2 | |
198 | .byte 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17 | |
199 | .byte 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73 | |
200 | .byte 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88 | |
201 | .byte 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb | |
202 | .byte 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c | |
203 | .byte 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79 | |
204 | .byte 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9 | |
205 | .byte 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08 | |
206 | .byte 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6 | |
207 | .byte 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a | |
208 | .byte 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e | |
209 | .byte 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e | |
210 | .byte 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94 | |
211 | .byte 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf | |
212 | .byte 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68 | |
213 | .byte 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16 | |
214 | ___ | |
215 | &_data_word( | |
216 | 0x51f4a750, 0x7e416553, 0x1a17a4c3, 0x3a275e96, | |
217 | 0x3bab6bcb, 0x1f9d45f1, 0xacfa58ab, 0x4be30393, | |
218 | 0x2030fa55, 0xad766df6, 0x88cc7691, 0xf5024c25, | |
219 | 0x4fe5d7fc, 0xc52acbd7, 0x26354480, 0xb562a38f, | |
220 | 0xdeb15a49, 0x25ba1b67, 0x45ea0e98, 0x5dfec0e1, | |
221 | 0xc32f7502, 0x814cf012, 0x8d4697a3, 0x6bd3f9c6, | |
222 | 0x038f5fe7, 0x15929c95, 0xbf6d7aeb, 0x955259da, | |
223 | 0xd4be832d, 0x587421d3, 0x49e06929, 0x8ec9c844, | |
224 | 0x75c2896a, 0xf48e7978, 0x99583e6b, 0x27b971dd, | |
225 | 0xbee14fb6, 0xf088ad17, 0xc920ac66, 0x7dce3ab4, | |
226 | 0x63df4a18, 0xe51a3182, 0x97513360, 0x62537f45, | |
227 | 0xb16477e0, 0xbb6bae84, 0xfe81a01c, 0xf9082b94, | |
228 | 0x70486858, 0x8f45fd19, 0x94de6c87, 0x527bf8b7, | |
229 | 0xab73d323, 0x724b02e2, 0xe31f8f57, 0x6655ab2a, | |
230 | 0xb2eb2807, 0x2fb5c203, 0x86c57b9a, 0xd33708a5, | |
231 | 0x302887f2, 0x23bfa5b2, 0x02036aba, 0xed16825c, | |
232 | 0x8acf1c2b, 0xa779b492, 0xf307f2f0, 0x4e69e2a1, | |
233 | 0x65daf4cd, 0x0605bed5, 0xd134621f, 0xc4a6fe8a, | |
234 | 0x342e539d, 0xa2f355a0, 0x058ae132, 0xa4f6eb75, | |
235 | 0x0b83ec39, 0x4060efaa, 0x5e719f06, 0xbd6e1051, | |
236 | 0x3e218af9, 0x96dd063d, 0xdd3e05ae, 0x4de6bd46, | |
237 | 0x91548db5, 0x71c45d05, 0x0406d46f, 0x605015ff, | |
238 | 0x1998fb24, 0xd6bde997, 0x894043cc, 0x67d99e77, | |
239 | 0xb0e842bd, 0x07898b88, 0xe7195b38, 0x79c8eedb, | |
240 | 0xa17c0a47, 0x7c420fe9, 0xf8841ec9, 0x00000000, | |
241 | 0x09808683, 0x322bed48, 0x1e1170ac, 0x6c5a724e, | |
242 | 0xfd0efffb, 0x0f853856, 0x3daed51e, 0x362d3927, | |
243 | 0x0a0fd964, 0x685ca621, 0x9b5b54d1, 0x24362e3a, | |
244 | 0x0c0a67b1, 0x9357e70f, 0xb4ee96d2, 0x1b9b919e, | |
245 | 0x80c0c54f, 0x61dc20a2, 0x5a774b69, 0x1c121a16, | |
246 | 0xe293ba0a, 0xc0a02ae5, 0x3c22e043, 0x121b171d, | |
247 | 0x0e090d0b, 0xf28bc7ad, 0x2db6a8b9, 0x141ea9c8, | |
248 | 0x57f11985, 0xaf75074c, 0xee99ddbb, 0xa37f60fd, | |
249 | 0xf701269f, 0x5c72f5bc, 0x44663bc5, 0x5bfb7e34, | |
250 | 0x8b432976, 0xcb23c6dc, 0xb6edfc68, 0xb8e4f163, | |
251 | 0xd731dcca, 0x42638510, 0x13972240, 0x84c61120, | |
252 | 0x854a247d, 0xd2bb3df8, 0xaef93211, 0xc729a16d, | |
253 | 0x1d9e2f4b, 0xdcb230f3, 0x0d8652ec, 0x77c1e3d0, | |
254 | 0x2bb3166c, 0xa970b999, 0x119448fa, 0x47e96422, | |
255 | 0xa8fc8cc4, 0xa0f03f1a, 0x567d2cd8, 0x223390ef, | |
256 | 0x87494ec7, 0xd938d1c1, 0x8ccaa2fe, 0x98d40b36, | |
257 | 0xa6f581cf, 0xa57ade28, 0xdab78e26, 0x3fadbfa4, | |
258 | 0x2c3a9de4, 0x5078920d, 0x6a5fcc9b, 0x547e4662, | |
259 | 0xf68d13c2, 0x90d8b8e8, 0x2e39f75e, 0x82c3aff5, | |
260 | 0x9f5d80be, 0x69d0937c, 0x6fd52da9, 0xcf2512b3, | |
261 | 0xc8ac993b, 0x10187da7, 0xe89c636e, 0xdb3bbb7b, | |
262 | 0xcd267809, 0x6e5918f4, 0xec9ab701, 0x834f9aa8, | |
263 | 0xe6956e65, 0xaaffe67e, 0x21bccf08, 0xef15e8e6, | |
264 | 0xbae79bd9, 0x4a6f36ce, 0xea9f09d4, 0x29b07cd6, | |
265 | 0x31a4b2af, 0x2a3f2331, 0xc6a59430, 0x35a266c0, | |
266 | 0x744ebc37, 0xfc82caa6, 0xe090d0b0, 0x33a7d815, | |
267 | 0xf104984a, 0x41ecdaf7, 0x7fcd500e, 0x1791f62f, | |
268 | 0x764dd68d, 0x43efb04d, 0xccaa4d54, 0xe49604df, | |
269 | 0x9ed1b5e3, 0x4c6a881b, 0xc12c1fb8, 0x4665517f, | |
270 | 0x9d5eea04, 0x018c355d, 0xfa877473, 0xfb0b412e, | |
271 | 0xb3671d5a, 0x92dbd252, 0xe9105633, 0x6dd64713, | |
272 | 0x9ad7618c, 0x37a10c7a, 0x59f8148e, 0xeb133c89, | |
273 | 0xcea927ee, 0xb761c935, 0xe11ce5ed, 0x7a47b13c, | |
274 | 0x9cd2df59, 0x55f2733f, 0x1814ce79, 0x73c737bf, | |
275 | 0x53f7cdea, 0x5ffdaa5b, 0xdf3d6f14, 0x7844db86, | |
276 | 0xcaaff381, 0xb968c43e, 0x3824342c, 0xc2a3405f, | |
277 | 0x161dc372, 0xbce2250c, 0x283c498b, 0xff0d9541, | |
278 | 0x39a80171, 0x080cb3de, 0xd8b4e49c, 0x6456c190, | |
279 | 0x7bcb8461, 0xd532b670, 0x486c5c74, 0xd0b85742); | |
280 | $code.=<<___; | |
281 | .byte 0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38 | |
282 | .byte 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb | |
283 | .byte 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87 | |
284 | .byte 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb | |
285 | .byte 0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d | |
286 | .byte 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e | |
287 | .byte 0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2 | |
288 | .byte 0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25 | |
289 | .byte 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16 | |
290 | .byte 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92 | |
291 | .byte 0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda | |
292 | .byte 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84 | |
293 | .byte 0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a | |
294 | .byte 0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06 | |
295 | .byte 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02 | |
296 | .byte 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b | |
297 | .byte 0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea | |
298 | .byte 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73 | |
299 | .byte 0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85 | |
300 | .byte 0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e | |
301 | .byte 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89 | |
302 | .byte 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b | |
303 | .byte 0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20 | |
304 | .byte 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4 | |
305 | .byte 0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31 | |
306 | .byte 0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f | |
307 | .byte 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d | |
308 | .byte 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef | |
309 | .byte 0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0 | |
310 | .byte 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61 | |
311 | .byte 0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26 | |
312 | .byte 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d | |
313 | ||
314 | ||
315 | .globl .AES_encrypt | |
316 | .align 7 | |
317 | .AES_encrypt: | |
318 | mflr r0 | |
319 | $STU $sp,-$FRAME($sp) | |
320 | ||
321 | $PUSH r0,`$FRAME-$SIZE_T*21`($sp) | |
322 | $PUSH $toc,`$FRAME-$SIZE_T*20`($sp) | |
323 | $PUSH r13,`$FRAME-$SIZE_T*19`($sp) | |
324 | $PUSH r14,`$FRAME-$SIZE_T*18`($sp) | |
325 | $PUSH r15,`$FRAME-$SIZE_T*17`($sp) | |
326 | $PUSH r16,`$FRAME-$SIZE_T*16`($sp) | |
327 | $PUSH r17,`$FRAME-$SIZE_T*15`($sp) | |
328 | $PUSH r18,`$FRAME-$SIZE_T*14`($sp) | |
329 | $PUSH r19,`$FRAME-$SIZE_T*13`($sp) | |
330 | $PUSH r20,`$FRAME-$SIZE_T*12`($sp) | |
331 | $PUSH r21,`$FRAME-$SIZE_T*11`($sp) | |
332 | $PUSH r22,`$FRAME-$SIZE_T*10`($sp) | |
333 | $PUSH r23,`$FRAME-$SIZE_T*9`($sp) | |
334 | $PUSH r24,`$FRAME-$SIZE_T*8`($sp) | |
335 | $PUSH r25,`$FRAME-$SIZE_T*7`($sp) | |
336 | $PUSH r26,`$FRAME-$SIZE_T*6`($sp) | |
337 | $PUSH r27,`$FRAME-$SIZE_T*5`($sp) | |
338 | $PUSH r28,`$FRAME-$SIZE_T*4`($sp) | |
339 | $PUSH r29,`$FRAME-$SIZE_T*3`($sp) | |
340 | $PUSH r30,`$FRAME-$SIZE_T*2`($sp) | |
341 | $PUSH r31,`$FRAME-$SIZE_T*1`($sp) | |
342 | ||
343 | lwz $s0,0($inp) | |
344 | lwz $s1,4($inp) | |
345 | lwz $s2,8($inp) | |
346 | lwz $s3,12($inp) | |
347 | bl LAES_Te | |
348 | bl Lppc_AES_encrypt_compact | |
349 | stw $s0,0($out) | |
350 | stw $s1,4($out) | |
351 | stw $s2,8($out) | |
352 | stw $s3,12($out) | |
353 | ||
354 | $POP r0,`$FRAME-$SIZE_T*21`($sp) | |
355 | $POP $toc,`$FRAME-$SIZE_T*20`($sp) | |
356 | $POP r13,`$FRAME-$SIZE_T*19`($sp) | |
357 | $POP r14,`$FRAME-$SIZE_T*18`($sp) | |
358 | $POP r15,`$FRAME-$SIZE_T*17`($sp) | |
359 | $POP r16,`$FRAME-$SIZE_T*16`($sp) | |
360 | $POP r17,`$FRAME-$SIZE_T*15`($sp) | |
361 | $POP r18,`$FRAME-$SIZE_T*14`($sp) | |
362 | $POP r19,`$FRAME-$SIZE_T*13`($sp) | |
363 | $POP r20,`$FRAME-$SIZE_T*12`($sp) | |
364 | $POP r21,`$FRAME-$SIZE_T*11`($sp) | |
365 | $POP r22,`$FRAME-$SIZE_T*10`($sp) | |
366 | $POP r23,`$FRAME-$SIZE_T*9`($sp) | |
367 | $POP r24,`$FRAME-$SIZE_T*8`($sp) | |
368 | $POP r25,`$FRAME-$SIZE_T*7`($sp) | |
369 | $POP r26,`$FRAME-$SIZE_T*6`($sp) | |
370 | $POP r27,`$FRAME-$SIZE_T*5`($sp) | |
371 | $POP r28,`$FRAME-$SIZE_T*4`($sp) | |
372 | $POP r29,`$FRAME-$SIZE_T*3`($sp) | |
373 | $POP r30,`$FRAME-$SIZE_T*2`($sp) | |
374 | $POP r31,`$FRAME-$SIZE_T*1`($sp) | |
375 | mtlr r0 | |
376 | addi $sp,$sp,$FRAME | |
377 | blr | |
378 | ||
379 | .align 4 | |
380 | Lppc_AES_encrypt: | |
381 | lwz $acc00,240($key) | |
382 | lwz $t0,0($key) | |
383 | lwz $t1,4($key) | |
384 | lwz $t2,8($key) | |
385 | lwz $t3,12($key) | |
386 | addi $Tbl1,$Tbl0,3 | |
387 | addi $Tbl2,$Tbl0,2 | |
388 | addi $Tbl3,$Tbl0,1 | |
389 | addi $acc00,$acc00,-1 | |
390 | addi $key,$key,16 | |
391 | xor $s0,$s0,$t0 | |
392 | xor $s1,$s1,$t1 | |
393 | xor $s2,$s2,$t2 | |
394 | xor $s3,$s3,$t3 | |
395 | mtctr $acc00 | |
396 | .align 4 | |
397 | Lenc_loop: | |
398 | rlwinm $acc00,$s0,`32-24+3`,21,28 | |
399 | rlwinm $acc01,$s1,`32-24+3`,21,28 | |
9c200f54 AP |
400 | lwz $t0,0($key) |
401 | lwz $t1,4($key) | |
96d13fe6 AP |
402 | rlwinm $acc02,$s2,`32-24+3`,21,28 |
403 | rlwinm $acc03,$s3,`32-24+3`,21,28 | |
9c200f54 AP |
404 | lwz $t2,8($key) |
405 | lwz $t3,12($key) | |
406 | rlwinm $acc04,$s1,`32-16+3`,21,28 | |
407 | rlwinm $acc05,$s2,`32-16+3`,21,28 | |
9c200f54 AP |
408 | lwzx $acc00,$Tbl0,$acc00 |
409 | lwzx $acc01,$Tbl0,$acc01 | |
96d13fe6 AP |
410 | rlwinm $acc06,$s3,`32-16+3`,21,28 |
411 | rlwinm $acc07,$s0,`32-16+3`,21,28 | |
9c200f54 AP |
412 | lwzx $acc02,$Tbl0,$acc02 |
413 | lwzx $acc03,$Tbl0,$acc03 | |
414 | rlwinm $acc08,$s2,`32-8+3`,21,28 | |
415 | rlwinm $acc09,$s3,`32-8+3`,21,28 | |
9c200f54 AP |
416 | lwzx $acc04,$Tbl1,$acc04 |
417 | lwzx $acc05,$Tbl1,$acc05 | |
96d13fe6 AP |
418 | rlwinm $acc10,$s0,`32-8+3`,21,28 |
419 | rlwinm $acc11,$s1,`32-8+3`,21,28 | |
9c200f54 AP |
420 | lwzx $acc06,$Tbl1,$acc06 |
421 | lwzx $acc07,$Tbl1,$acc07 | |
422 | rlwinm $acc12,$s3,`0+3`,21,28 | |
423 | rlwinm $acc13,$s0,`0+3`,21,28 | |
9c200f54 AP |
424 | lwzx $acc08,$Tbl2,$acc08 |
425 | lwzx $acc09,$Tbl2,$acc09 | |
96d13fe6 AP |
426 | rlwinm $acc14,$s1,`0+3`,21,28 |
427 | rlwinm $acc15,$s2,`0+3`,21,28 | |
9c200f54 AP |
428 | lwzx $acc10,$Tbl2,$acc10 |
429 | lwzx $acc11,$Tbl2,$acc11 | |
430 | xor $t0,$t0,$acc00 | |
431 | xor $t1,$t1,$acc01 | |
9c200f54 AP |
432 | lwzx $acc12,$Tbl3,$acc12 |
433 | lwzx $acc13,$Tbl3,$acc13 | |
96d13fe6 AP |
434 | xor $t2,$t2,$acc02 |
435 | xor $t3,$t3,$acc03 | |
9c200f54 AP |
436 | lwzx $acc14,$Tbl3,$acc14 |
437 | lwzx $acc15,$Tbl3,$acc15 | |
438 | xor $t0,$t0,$acc04 | |
439 | xor $t1,$t1,$acc05 | |
440 | xor $t2,$t2,$acc06 | |
441 | xor $t3,$t3,$acc07 | |
442 | xor $t0,$t0,$acc08 | |
443 | xor $t1,$t1,$acc09 | |
444 | xor $t2,$t2,$acc10 | |
445 | xor $t3,$t3,$acc11 | |
446 | xor $s0,$t0,$acc12 | |
447 | xor $s1,$t1,$acc13 | |
448 | xor $s2,$t2,$acc14 | |
449 | xor $s3,$t3,$acc15 | |
450 | addi $key,$key,16 | |
451 | bdnz- Lenc_loop | |
452 | ||
453 | addi $Tbl2,$Tbl0,2048 | |
454 | nop | |
455 | lwz $acc08,`2048+0`($Tbl0) ! prefetch Te4 | |
456 | lwz $acc09,`2048+32`($Tbl0) | |
457 | lwz $acc10,`2048+64`($Tbl0) | |
458 | lwz $acc11,`2048+96`($Tbl0) | |
459 | lwz $acc08,`2048+128`($Tbl0) | |
460 | lwz $acc09,`2048+160`($Tbl0) | |
461 | lwz $acc10,`2048+192`($Tbl0) | |
462 | lwz $acc11,`2048+224`($Tbl0) | |
463 | rlwinm $acc00,$s0,`32-24`,24,31 | |
464 | rlwinm $acc01,$s1,`32-24`,24,31 | |
9c200f54 AP |
465 | lwz $t0,0($key) |
466 | lwz $t1,4($key) | |
96d13fe6 AP |
467 | rlwinm $acc02,$s2,`32-24`,24,31 |
468 | rlwinm $acc03,$s3,`32-24`,24,31 | |
9c200f54 AP |
469 | lwz $t2,8($key) |
470 | lwz $t3,12($key) | |
471 | rlwinm $acc04,$s1,`32-16`,24,31 | |
472 | rlwinm $acc05,$s2,`32-16`,24,31 | |
9c200f54 AP |
473 | lbzx $acc00,$Tbl2,$acc00 |
474 | lbzx $acc01,$Tbl2,$acc01 | |
96d13fe6 AP |
475 | rlwinm $acc06,$s3,`32-16`,24,31 |
476 | rlwinm $acc07,$s0,`32-16`,24,31 | |
9c200f54 AP |
477 | lbzx $acc02,$Tbl2,$acc02 |
478 | lbzx $acc03,$Tbl2,$acc03 | |
479 | rlwinm $acc08,$s2,`32-8`,24,31 | |
480 | rlwinm $acc09,$s3,`32-8`,24,31 | |
9c200f54 AP |
481 | lbzx $acc04,$Tbl2,$acc04 |
482 | lbzx $acc05,$Tbl2,$acc05 | |
96d13fe6 AP |
483 | rlwinm $acc10,$s0,`32-8`,24,31 |
484 | rlwinm $acc11,$s1,`32-8`,24,31 | |
9c200f54 AP |
485 | lbzx $acc06,$Tbl2,$acc06 |
486 | lbzx $acc07,$Tbl2,$acc07 | |
487 | rlwinm $acc12,$s3,`0`,24,31 | |
488 | rlwinm $acc13,$s0,`0`,24,31 | |
9c200f54 AP |
489 | lbzx $acc08,$Tbl2,$acc08 |
490 | lbzx $acc09,$Tbl2,$acc09 | |
96d13fe6 AP |
491 | rlwinm $acc14,$s1,`0`,24,31 |
492 | rlwinm $acc15,$s2,`0`,24,31 | |
9c200f54 AP |
493 | lbzx $acc10,$Tbl2,$acc10 |
494 | lbzx $acc11,$Tbl2,$acc11 | |
495 | rlwinm $s0,$acc00,24,0,7 | |
496 | rlwinm $s1,$acc01,24,0,7 | |
9c200f54 AP |
497 | lbzx $acc12,$Tbl2,$acc12 |
498 | lbzx $acc13,$Tbl2,$acc13 | |
96d13fe6 AP |
499 | rlwinm $s2,$acc02,24,0,7 |
500 | rlwinm $s3,$acc03,24,0,7 | |
9c200f54 AP |
501 | lbzx $acc14,$Tbl2,$acc14 |
502 | lbzx $acc15,$Tbl2,$acc15 | |
503 | rlwimi $s0,$acc04,16,8,15 | |
504 | rlwimi $s1,$acc05,16,8,15 | |
505 | rlwimi $s2,$acc06,16,8,15 | |
506 | rlwimi $s3,$acc07,16,8,15 | |
507 | rlwimi $s0,$acc08,8,16,23 | |
508 | rlwimi $s1,$acc09,8,16,23 | |
509 | rlwimi $s2,$acc10,8,16,23 | |
510 | rlwimi $s3,$acc11,8,16,23 | |
511 | or $s0,$s0,$acc12 | |
512 | or $s1,$s1,$acc13 | |
513 | or $s2,$s2,$acc14 | |
514 | or $s3,$s3,$acc15 | |
515 | xor $s0,$s0,$t0 | |
516 | xor $s1,$s1,$t1 | |
517 | xor $s2,$s2,$t2 | |
518 | xor $s3,$s3,$t3 | |
519 | blr | |
520 | ||
521 | .align 4 | |
522 | Lppc_AES_encrypt_compact: | |
523 | lwz $acc00,240($key) | |
524 | lwz $t0,0($key) | |
525 | lwz $t1,4($key) | |
526 | lwz $t2,8($key) | |
527 | lwz $t3,12($key) | |
528 | addi $Tbl1,$Tbl0,2048 | |
529 | lis $mask80,0x8080 | |
530 | lis $mask1b,0x1b1b | |
9c200f54 AP |
531 | addi $key,$key,16 |
532 | ori $mask80,$mask80,0x8080 | |
533 | ori $mask1b,$mask1b,0x1b1b | |
52ee3d01 AP |
534 | mtctr $acc00 |
535 | .align 4 | |
536 | Lenc_compact_loop: | |
9c200f54 AP |
537 | xor $s0,$s0,$t0 |
538 | xor $s1,$s1,$t1 | |
539 | xor $s2,$s2,$t2 | |
540 | xor $s3,$s3,$t3 | |
9c200f54 AP |
541 | rlwinm $acc00,$s0,`32-24`,24,31 |
542 | rlwinm $acc01,$s1,`32-24`,24,31 | |
543 | rlwinm $acc02,$s2,`32-24`,24,31 | |
544 | rlwinm $acc03,$s3,`32-24`,24,31 | |
9c200f54 AP |
545 | lbzx $acc00,$Tbl1,$acc00 |
546 | lbzx $acc01,$Tbl1,$acc01 | |
96d13fe6 AP |
547 | rlwinm $acc04,$s1,`32-16`,24,31 |
548 | rlwinm $acc05,$s2,`32-16`,24,31 | |
9c200f54 AP |
549 | lbzx $acc02,$Tbl1,$acc02 |
550 | lbzx $acc03,$Tbl1,$acc03 | |
96d13fe6 AP |
551 | rlwinm $acc06,$s3,`32-16`,24,31 |
552 | rlwinm $acc07,$s0,`32-16`,24,31 | |
9c200f54 AP |
553 | lbzx $acc04,$Tbl1,$acc04 |
554 | lbzx $acc05,$Tbl1,$acc05 | |
96d13fe6 AP |
555 | rlwinm $acc08,$s2,`32-8`,24,31 |
556 | rlwinm $acc09,$s3,`32-8`,24,31 | |
9c200f54 AP |
557 | lbzx $acc06,$Tbl1,$acc06 |
558 | lbzx $acc07,$Tbl1,$acc07 | |
96d13fe6 AP |
559 | rlwinm $acc10,$s0,`32-8`,24,31 |
560 | rlwinm $acc11,$s1,`32-8`,24,31 | |
9c200f54 AP |
561 | lbzx $acc08,$Tbl1,$acc08 |
562 | lbzx $acc09,$Tbl1,$acc09 | |
96d13fe6 AP |
563 | rlwinm $acc12,$s3,`0`,24,31 |
564 | rlwinm $acc13,$s0,`0`,24,31 | |
9c200f54 AP |
565 | lbzx $acc10,$Tbl1,$acc10 |
566 | lbzx $acc11,$Tbl1,$acc11 | |
96d13fe6 AP |
567 | rlwinm $acc14,$s1,`0`,24,31 |
568 | rlwinm $acc15,$s2,`0`,24,31 | |
9c200f54 AP |
569 | lbzx $acc12,$Tbl1,$acc12 |
570 | lbzx $acc13,$Tbl1,$acc13 | |
96d13fe6 AP |
571 | rlwinm $s0,$acc00,24,0,7 |
572 | rlwinm $s1,$acc01,24,0,7 | |
9c200f54 AP |
573 | lbzx $acc14,$Tbl1,$acc14 |
574 | lbzx $acc15,$Tbl1,$acc15 | |
96d13fe6 AP |
575 | rlwinm $s2,$acc02,24,0,7 |
576 | rlwinm $s3,$acc03,24,0,7 | |
9c200f54 AP |
577 | rlwimi $s0,$acc04,16,8,15 |
578 | rlwimi $s1,$acc05,16,8,15 | |
579 | rlwimi $s2,$acc06,16,8,15 | |
580 | rlwimi $s3,$acc07,16,8,15 | |
581 | rlwimi $s0,$acc08,8,16,23 | |
582 | rlwimi $s1,$acc09,8,16,23 | |
583 | rlwimi $s2,$acc10,8,16,23 | |
584 | rlwimi $s3,$acc11,8,16,23 | |
96d13fe6 AP |
585 | lwz $t0,0($key) |
586 | lwz $t1,4($key) | |
9c200f54 AP |
587 | or $s0,$s0,$acc12 |
588 | or $s1,$s1,$acc13 | |
96d13fe6 AP |
589 | lwz $t2,8($key) |
590 | lwz $t3,12($key) | |
9c200f54 AP |
591 | or $s2,$s2,$acc14 |
592 | or $s3,$s3,$acc15 | |
593 | ||
52ee3d01 AP |
594 | addi $key,$key,16 |
595 | bdz Lenc_compact_done | |
596 | ||
9c200f54 AP |
597 | and $acc00,$s0,$mask80 # r1=r0&0x80808080 |
598 | and $acc01,$s1,$mask80 | |
599 | and $acc02,$s2,$mask80 | |
600 | and $acc03,$s3,$mask80 | |
601 | srwi $acc04,$acc00,7 # r1>>7 | |
602 | srwi $acc05,$acc01,7 | |
603 | srwi $acc06,$acc02,7 | |
604 | srwi $acc07,$acc03,7 | |
605 | andc $acc08,$s0,$mask80 # r0&0x7f7f7f7f | |
606 | andc $acc09,$s1,$mask80 | |
607 | andc $acc10,$s2,$mask80 | |
608 | andc $acc11,$s3,$mask80 | |
609 | sub $acc00,$acc00,$acc04 # r1-(r1>>7) | |
610 | sub $acc01,$acc01,$acc05 | |
611 | sub $acc02,$acc02,$acc06 | |
612 | sub $acc03,$acc03,$acc07 | |
613 | add $acc08,$acc08,$acc08 # (r0&0x7f7f7f7f)<<1 | |
614 | add $acc09,$acc09,$acc09 | |
615 | add $acc10,$acc10,$acc10 | |
616 | add $acc11,$acc11,$acc11 | |
617 | and $acc00,$acc00,$mask1b # (r1-(r1>>7))&0x1b1b1b1b | |
618 | and $acc01,$acc01,$mask1b | |
619 | and $acc02,$acc02,$mask1b | |
620 | and $acc03,$acc03,$mask1b | |
621 | xor $acc00,$acc00,$acc08 # r2 | |
622 | xor $acc01,$acc01,$acc09 | |
623 | xor $acc02,$acc02,$acc10 | |
624 | xor $acc03,$acc03,$acc11 | |
625 | ||
626 | rotlwi $acc12,$s0,16 # ROTATE(r0,16) | |
627 | rotlwi $acc13,$s1,16 | |
628 | rotlwi $acc14,$s2,16 | |
629 | rotlwi $acc15,$s3,16 | |
630 | xor $s0,$s0,$acc00 # r0^r2 | |
631 | xor $s1,$s1,$acc01 | |
632 | xor $s2,$s2,$acc02 | |
633 | xor $s3,$s3,$acc03 | |
634 | rotrwi $s0,$s0,24 # ROTATE(r2^r0,24) | |
635 | rotrwi $s1,$s1,24 | |
636 | rotrwi $s2,$s2,24 | |
637 | rotrwi $s3,$s3,24 | |
638 | xor $s0,$s0,$acc00 # ROTATE(r2^r0,24)^r2 | |
639 | xor $s1,$s1,$acc01 | |
640 | xor $s2,$s2,$acc02 | |
641 | xor $s3,$s3,$acc03 | |
642 | rotlwi $acc08,$acc12,8 # ROTATE(r0,24) | |
643 | rotlwi $acc09,$acc13,8 | |
644 | rotlwi $acc10,$acc14,8 | |
645 | rotlwi $acc11,$acc15,8 | |
646 | xor $s0,$s0,$acc12 # | |
647 | xor $s1,$s1,$acc13 | |
648 | xor $s2,$s2,$acc14 | |
649 | xor $s3,$s3,$acc15 | |
650 | xor $s0,$s0,$acc08 # | |
651 | xor $s1,$s1,$acc09 | |
652 | xor $s2,$s2,$acc10 | |
653 | xor $s3,$s3,$acc11 | |
654 | ||
52ee3d01 AP |
655 | b Lenc_compact_loop |
656 | .align 4 | |
657 | Lenc_compact_done: | |
9c200f54 AP |
658 | xor $s0,$s0,$t0 |
659 | xor $s1,$s1,$t1 | |
660 | xor $s2,$s2,$t2 | |
661 | xor $s3,$s3,$t3 | |
662 | blr | |
663 | ||
664 | .globl .AES_decrypt | |
665 | .align 7 | |
666 | .AES_decrypt: | |
667 | mflr r0 | |
668 | $STU $sp,-$FRAME($sp) | |
669 | ||
670 | $PUSH r0,`$FRAME-$SIZE_T*21`($sp) | |
671 | $PUSH $toc,`$FRAME-$SIZE_T*20`($sp) | |
672 | $PUSH r13,`$FRAME-$SIZE_T*19`($sp) | |
673 | $PUSH r14,`$FRAME-$SIZE_T*18`($sp) | |
674 | $PUSH r15,`$FRAME-$SIZE_T*17`($sp) | |
675 | $PUSH r16,`$FRAME-$SIZE_T*16`($sp) | |
676 | $PUSH r17,`$FRAME-$SIZE_T*15`($sp) | |
677 | $PUSH r18,`$FRAME-$SIZE_T*14`($sp) | |
678 | $PUSH r19,`$FRAME-$SIZE_T*13`($sp) | |
679 | $PUSH r20,`$FRAME-$SIZE_T*12`($sp) | |
680 | $PUSH r21,`$FRAME-$SIZE_T*11`($sp) | |
681 | $PUSH r22,`$FRAME-$SIZE_T*10`($sp) | |
682 | $PUSH r23,`$FRAME-$SIZE_T*9`($sp) | |
683 | $PUSH r24,`$FRAME-$SIZE_T*8`($sp) | |
684 | $PUSH r25,`$FRAME-$SIZE_T*7`($sp) | |
685 | $PUSH r26,`$FRAME-$SIZE_T*6`($sp) | |
686 | $PUSH r27,`$FRAME-$SIZE_T*5`($sp) | |
687 | $PUSH r28,`$FRAME-$SIZE_T*4`($sp) | |
688 | $PUSH r29,`$FRAME-$SIZE_T*3`($sp) | |
689 | $PUSH r30,`$FRAME-$SIZE_T*2`($sp) | |
690 | $PUSH r31,`$FRAME-$SIZE_T*1`($sp) | |
691 | ||
692 | lwz $s0,0($inp) | |
693 | lwz $s1,4($inp) | |
694 | lwz $s2,8($inp) | |
695 | lwz $s3,12($inp) | |
696 | bl LAES_Td | |
697 | bl Lppc_AES_decrypt_compact | |
698 | stw $s0,0($out) | |
699 | stw $s1,4($out) | |
700 | stw $s2,8($out) | |
701 | stw $s3,12($out) | |
702 | ||
703 | $POP r0,`$FRAME-$SIZE_T*21`($sp) | |
704 | $POP $toc,`$FRAME-$SIZE_T*20`($sp) | |
705 | $POP r13,`$FRAME-$SIZE_T*19`($sp) | |
706 | $POP r14,`$FRAME-$SIZE_T*18`($sp) | |
707 | $POP r15,`$FRAME-$SIZE_T*17`($sp) | |
708 | $POP r16,`$FRAME-$SIZE_T*16`($sp) | |
709 | $POP r17,`$FRAME-$SIZE_T*15`($sp) | |
710 | $POP r18,`$FRAME-$SIZE_T*14`($sp) | |
711 | $POP r19,`$FRAME-$SIZE_T*13`($sp) | |
712 | $POP r20,`$FRAME-$SIZE_T*12`($sp) | |
713 | $POP r21,`$FRAME-$SIZE_T*11`($sp) | |
714 | $POP r22,`$FRAME-$SIZE_T*10`($sp) | |
715 | $POP r23,`$FRAME-$SIZE_T*9`($sp) | |
716 | $POP r24,`$FRAME-$SIZE_T*8`($sp) | |
717 | $POP r25,`$FRAME-$SIZE_T*7`($sp) | |
718 | $POP r26,`$FRAME-$SIZE_T*6`($sp) | |
719 | $POP r27,`$FRAME-$SIZE_T*5`($sp) | |
720 | $POP r28,`$FRAME-$SIZE_T*4`($sp) | |
721 | $POP r29,`$FRAME-$SIZE_T*3`($sp) | |
722 | $POP r30,`$FRAME-$SIZE_T*2`($sp) | |
723 | $POP r31,`$FRAME-$SIZE_T*1`($sp) | |
724 | mtlr r0 | |
725 | addi $sp,$sp,$FRAME | |
726 | blr | |
727 | ||
728 | .align 4 | |
729 | Lppc_AES_decrypt: | |
730 | lwz $acc00,240($key) | |
731 | lwz $t0,0($key) | |
732 | lwz $t1,4($key) | |
733 | lwz $t2,8($key) | |
734 | lwz $t3,12($key) | |
735 | addi $Tbl1,$Tbl0,3 | |
736 | addi $Tbl2,$Tbl0,2 | |
737 | addi $Tbl3,$Tbl0,1 | |
738 | addi $acc00,$acc00,-1 | |
739 | addi $key,$key,16 | |
740 | xor $s0,$s0,$t0 | |
741 | xor $s1,$s1,$t1 | |
742 | xor $s2,$s2,$t2 | |
743 | xor $s3,$s3,$t3 | |
744 | mtctr $acc00 | |
745 | .align 4 | |
746 | Ldec_loop: | |
747 | rlwinm $acc00,$s0,`32-24+3`,21,28 | |
748 | rlwinm $acc01,$s1,`32-24+3`,21,28 | |
9c200f54 AP |
749 | lwz $t0,0($key) |
750 | lwz $t1,4($key) | |
96d13fe6 AP |
751 | rlwinm $acc02,$s2,`32-24+3`,21,28 |
752 | rlwinm $acc03,$s3,`32-24+3`,21,28 | |
9c200f54 AP |
753 | lwz $t2,8($key) |
754 | lwz $t3,12($key) | |
755 | rlwinm $acc04,$s3,`32-16+3`,21,28 | |
756 | rlwinm $acc05,$s0,`32-16+3`,21,28 | |
9c200f54 AP |
757 | lwzx $acc00,$Tbl0,$acc00 |
758 | lwzx $acc01,$Tbl0,$acc01 | |
96d13fe6 AP |
759 | rlwinm $acc06,$s1,`32-16+3`,21,28 |
760 | rlwinm $acc07,$s2,`32-16+3`,21,28 | |
9c200f54 AP |
761 | lwzx $acc02,$Tbl0,$acc02 |
762 | lwzx $acc03,$Tbl0,$acc03 | |
763 | rlwinm $acc08,$s2,`32-8+3`,21,28 | |
764 | rlwinm $acc09,$s3,`32-8+3`,21,28 | |
9c200f54 AP |
765 | lwzx $acc04,$Tbl1,$acc04 |
766 | lwzx $acc05,$Tbl1,$acc05 | |
96d13fe6 AP |
767 | rlwinm $acc10,$s0,`32-8+3`,21,28 |
768 | rlwinm $acc11,$s1,`32-8+3`,21,28 | |
9c200f54 AP |
769 | lwzx $acc06,$Tbl1,$acc06 |
770 | lwzx $acc07,$Tbl1,$acc07 | |
771 | rlwinm $acc12,$s1,`0+3`,21,28 | |
772 | rlwinm $acc13,$s2,`0+3`,21,28 | |
9c200f54 AP |
773 | lwzx $acc08,$Tbl2,$acc08 |
774 | lwzx $acc09,$Tbl2,$acc09 | |
96d13fe6 AP |
775 | rlwinm $acc14,$s3,`0+3`,21,28 |
776 | rlwinm $acc15,$s0,`0+3`,21,28 | |
9c200f54 AP |
777 | lwzx $acc10,$Tbl2,$acc10 |
778 | lwzx $acc11,$Tbl2,$acc11 | |
779 | xor $t0,$t0,$acc00 | |
780 | xor $t1,$t1,$acc01 | |
9c200f54 AP |
781 | lwzx $acc12,$Tbl3,$acc12 |
782 | lwzx $acc13,$Tbl3,$acc13 | |
96d13fe6 AP |
783 | xor $t2,$t2,$acc02 |
784 | xor $t3,$t3,$acc03 | |
9c200f54 AP |
785 | lwzx $acc14,$Tbl3,$acc14 |
786 | lwzx $acc15,$Tbl3,$acc15 | |
787 | xor $t0,$t0,$acc04 | |
788 | xor $t1,$t1,$acc05 | |
789 | xor $t2,$t2,$acc06 | |
790 | xor $t3,$t3,$acc07 | |
791 | xor $t0,$t0,$acc08 | |
792 | xor $t1,$t1,$acc09 | |
793 | xor $t2,$t2,$acc10 | |
794 | xor $t3,$t3,$acc11 | |
795 | xor $s0,$t0,$acc12 | |
796 | xor $s1,$t1,$acc13 | |
797 | xor $s2,$t2,$acc14 | |
798 | xor $s3,$t3,$acc15 | |
799 | addi $key,$key,16 | |
800 | bdnz- Ldec_loop | |
801 | ||
802 | addi $Tbl2,$Tbl0,2048 | |
803 | nop | |
804 | lwz $acc08,`2048+0`($Tbl0) ! prefetch Td4 | |
805 | lwz $acc09,`2048+32`($Tbl0) | |
806 | lwz $acc10,`2048+64`($Tbl0) | |
807 | lwz $acc11,`2048+96`($Tbl0) | |
808 | lwz $acc08,`2048+128`($Tbl0) | |
809 | lwz $acc09,`2048+160`($Tbl0) | |
810 | lwz $acc10,`2048+192`($Tbl0) | |
811 | lwz $acc11,`2048+224`($Tbl0) | |
812 | rlwinm $acc00,$s0,`32-24`,24,31 | |
813 | rlwinm $acc01,$s1,`32-24`,24,31 | |
9c200f54 AP |
814 | lwz $t0,0($key) |
815 | lwz $t1,4($key) | |
96d13fe6 AP |
816 | rlwinm $acc02,$s2,`32-24`,24,31 |
817 | rlwinm $acc03,$s3,`32-24`,24,31 | |
9c200f54 AP |
818 | lwz $t2,8($key) |
819 | lwz $t3,12($key) | |
820 | rlwinm $acc04,$s3,`32-16`,24,31 | |
821 | rlwinm $acc05,$s0,`32-16`,24,31 | |
9c200f54 AP |
822 | lbzx $acc00,$Tbl2,$acc00 |
823 | lbzx $acc01,$Tbl2,$acc01 | |
96d13fe6 AP |
824 | rlwinm $acc06,$s1,`32-16`,24,31 |
825 | rlwinm $acc07,$s2,`32-16`,24,31 | |
9c200f54 AP |
826 | lbzx $acc02,$Tbl2,$acc02 |
827 | lbzx $acc03,$Tbl2,$acc03 | |
828 | rlwinm $acc08,$s2,`32-8`,24,31 | |
829 | rlwinm $acc09,$s3,`32-8`,24,31 | |
9c200f54 AP |
830 | lbzx $acc04,$Tbl2,$acc04 |
831 | lbzx $acc05,$Tbl2,$acc05 | |
96d13fe6 AP |
832 | rlwinm $acc10,$s0,`32-8`,24,31 |
833 | rlwinm $acc11,$s1,`32-8`,24,31 | |
9c200f54 AP |
834 | lbzx $acc06,$Tbl2,$acc06 |
835 | lbzx $acc07,$Tbl2,$acc07 | |
836 | rlwinm $acc12,$s1,`0`,24,31 | |
837 | rlwinm $acc13,$s2,`0`,24,31 | |
9c200f54 AP |
838 | lbzx $acc08,$Tbl2,$acc08 |
839 | lbzx $acc09,$Tbl2,$acc09 | |
96d13fe6 AP |
840 | rlwinm $acc14,$s3,`0`,24,31 |
841 | rlwinm $acc15,$s0,`0`,24,31 | |
9c200f54 AP |
842 | lbzx $acc10,$Tbl2,$acc10 |
843 | lbzx $acc11,$Tbl2,$acc11 | |
844 | rlwinm $s0,$acc00,24,0,7 | |
845 | rlwinm $s1,$acc01,24,0,7 | |
9c200f54 AP |
846 | lbzx $acc12,$Tbl2,$acc12 |
847 | lbzx $acc13,$Tbl2,$acc13 | |
96d13fe6 AP |
848 | rlwinm $s2,$acc02,24,0,7 |
849 | rlwinm $s3,$acc03,24,0,7 | |
9c200f54 AP |
850 | lbzx $acc14,$Tbl2,$acc14 |
851 | lbzx $acc15,$Tbl2,$acc15 | |
852 | rlwimi $s0,$acc04,16,8,15 | |
853 | rlwimi $s1,$acc05,16,8,15 | |
854 | rlwimi $s2,$acc06,16,8,15 | |
855 | rlwimi $s3,$acc07,16,8,15 | |
856 | rlwimi $s0,$acc08,8,16,23 | |
857 | rlwimi $s1,$acc09,8,16,23 | |
858 | rlwimi $s2,$acc10,8,16,23 | |
859 | rlwimi $s3,$acc11,8,16,23 | |
860 | or $s0,$s0,$acc12 | |
861 | or $s1,$s1,$acc13 | |
862 | or $s2,$s2,$acc14 | |
863 | or $s3,$s3,$acc15 | |
864 | xor $s0,$s0,$t0 | |
865 | xor $s1,$s1,$t1 | |
866 | xor $s2,$s2,$t2 | |
867 | xor $s3,$s3,$t3 | |
868 | blr | |
869 | ||
870 | .align 4 | |
871 | Lppc_AES_decrypt_compact: | |
872 | lwz $acc00,240($key) | |
873 | lwz $t0,0($key) | |
874 | lwz $t1,4($key) | |
875 | lwz $t2,8($key) | |
876 | lwz $t3,12($key) | |
877 | addi $Tbl1,$Tbl0,2048 | |
878 | lis $mask80,0x8080 | |
879 | lis $mask1b,0x1b1b | |
9c200f54 AP |
880 | addi $key,$key,16 |
881 | ori $mask80,$mask80,0x8080 | |
882 | ori $mask1b,$mask1b,0x1b1b | |
d7e91561 AP |
883 | ___ |
884 | $code.=<<___ if ($SIZE_T==8); | |
885 | insrdi $mask80,$mask80,32,0 | |
886 | insrdi $mask1b,$mask1b,32,0 | |
887 | ___ | |
888 | $code.=<<___; | |
52ee3d01 AP |
889 | mtctr $acc00 |
890 | .align 4 | |
891 | Ldec_compact_loop: | |
9c200f54 AP |
892 | xor $s0,$s0,$t0 |
893 | xor $s1,$s1,$t1 | |
894 | xor $s2,$s2,$t2 | |
895 | xor $s3,$s3,$t3 | |
9c200f54 AP |
896 | rlwinm $acc00,$s0,`32-24`,24,31 |
897 | rlwinm $acc01,$s1,`32-24`,24,31 | |
898 | rlwinm $acc02,$s2,`32-24`,24,31 | |
899 | rlwinm $acc03,$s3,`32-24`,24,31 | |
9c200f54 AP |
900 | lbzx $acc00,$Tbl1,$acc00 |
901 | lbzx $acc01,$Tbl1,$acc01 | |
96d13fe6 AP |
902 | rlwinm $acc04,$s3,`32-16`,24,31 |
903 | rlwinm $acc05,$s0,`32-16`,24,31 | |
9c200f54 AP |
904 | lbzx $acc02,$Tbl1,$acc02 |
905 | lbzx $acc03,$Tbl1,$acc03 | |
96d13fe6 AP |
906 | rlwinm $acc06,$s1,`32-16`,24,31 |
907 | rlwinm $acc07,$s2,`32-16`,24,31 | |
9c200f54 AP |
908 | lbzx $acc04,$Tbl1,$acc04 |
909 | lbzx $acc05,$Tbl1,$acc05 | |
96d13fe6 AP |
910 | rlwinm $acc08,$s2,`32-8`,24,31 |
911 | rlwinm $acc09,$s3,`32-8`,24,31 | |
9c200f54 AP |
912 | lbzx $acc06,$Tbl1,$acc06 |
913 | lbzx $acc07,$Tbl1,$acc07 | |
96d13fe6 AP |
914 | rlwinm $acc10,$s0,`32-8`,24,31 |
915 | rlwinm $acc11,$s1,`32-8`,24,31 | |
9c200f54 AP |
916 | lbzx $acc08,$Tbl1,$acc08 |
917 | lbzx $acc09,$Tbl1,$acc09 | |
96d13fe6 AP |
918 | rlwinm $acc12,$s1,`0`,24,31 |
919 | rlwinm $acc13,$s2,`0`,24,31 | |
9c200f54 AP |
920 | lbzx $acc10,$Tbl1,$acc10 |
921 | lbzx $acc11,$Tbl1,$acc11 | |
96d13fe6 AP |
922 | rlwinm $acc14,$s3,`0`,24,31 |
923 | rlwinm $acc15,$s0,`0`,24,31 | |
9c200f54 AP |
924 | lbzx $acc12,$Tbl1,$acc12 |
925 | lbzx $acc13,$Tbl1,$acc13 | |
96d13fe6 AP |
926 | rlwinm $s0,$acc00,24,0,7 |
927 | rlwinm $s1,$acc01,24,0,7 | |
9c200f54 AP |
928 | lbzx $acc14,$Tbl1,$acc14 |
929 | lbzx $acc15,$Tbl1,$acc15 | |
96d13fe6 AP |
930 | rlwinm $s2,$acc02,24,0,7 |
931 | rlwinm $s3,$acc03,24,0,7 | |
9c200f54 AP |
932 | rlwimi $s0,$acc04,16,8,15 |
933 | rlwimi $s1,$acc05,16,8,15 | |
934 | rlwimi $s2,$acc06,16,8,15 | |
935 | rlwimi $s3,$acc07,16,8,15 | |
936 | rlwimi $s0,$acc08,8,16,23 | |
937 | rlwimi $s1,$acc09,8,16,23 | |
938 | rlwimi $s2,$acc10,8,16,23 | |
939 | rlwimi $s3,$acc11,8,16,23 | |
96d13fe6 AP |
940 | lwz $t0,0($key) |
941 | lwz $t1,4($key) | |
9c200f54 AP |
942 | or $s0,$s0,$acc12 |
943 | or $s1,$s1,$acc13 | |
96d13fe6 AP |
944 | lwz $t2,8($key) |
945 | lwz $t3,12($key) | |
9c200f54 AP |
946 | or $s2,$s2,$acc14 |
947 | or $s3,$s3,$acc15 | |
948 | ||
52ee3d01 AP |
949 | addi $key,$key,16 |
950 | bdz Ldec_compact_done | |
d7e91561 AP |
951 | ___ |
952 | $code.=<<___ if ($SIZE_T==8); | |
953 | # vectorized permutation improves decrypt performance by 10% | |
954 | insrdi $s0,$s1,32,0 | |
955 | insrdi $s2,$s3,32,0 | |
52ee3d01 | 956 | |
d7e91561 AP |
957 | and $acc00,$s0,$mask80 # r1=r0&0x80808080 |
958 | and $acc02,$s2,$mask80 | |
959 | srdi $acc04,$acc00,7 # r1>>7 | |
960 | srdi $acc06,$acc02,7 | |
961 | andc $acc08,$s0,$mask80 # r0&0x7f7f7f7f | |
962 | andc $acc10,$s2,$mask80 | |
963 | sub $acc00,$acc00,$acc04 # r1-(r1>>7) | |
964 | sub $acc02,$acc02,$acc06 | |
965 | add $acc08,$acc08,$acc08 # (r0&0x7f7f7f7f)<<1 | |
966 | add $acc10,$acc10,$acc10 | |
967 | and $acc00,$acc00,$mask1b # (r1-(r1>>7))&0x1b1b1b1b | |
968 | and $acc02,$acc02,$mask1b | |
969 | xor $acc00,$acc00,$acc08 # r2 | |
970 | xor $acc02,$acc02,$acc10 | |
971 | ||
972 | and $acc04,$acc00,$mask80 # r1=r2&0x80808080 | |
973 | and $acc06,$acc02,$mask80 | |
974 | srdi $acc08,$acc04,7 # r1>>7 | |
975 | srdi $acc10,$acc06,7 | |
976 | andc $acc12,$acc00,$mask80 # r2&0x7f7f7f7f | |
977 | andc $acc14,$acc02,$mask80 | |
978 | sub $acc04,$acc04,$acc08 # r1-(r1>>7) | |
979 | sub $acc06,$acc06,$acc10 | |
980 | add $acc12,$acc12,$acc12 # (r2&0x7f7f7f7f)<<1 | |
981 | add $acc14,$acc14,$acc14 | |
982 | and $acc04,$acc04,$mask1b # (r1-(r1>>7))&0x1b1b1b1b | |
983 | and $acc06,$acc06,$mask1b | |
984 | xor $acc04,$acc04,$acc12 # r4 | |
985 | xor $acc06,$acc06,$acc14 | |
986 | ||
987 | and $acc08,$acc04,$mask80 # r1=r4&0x80808080 | |
988 | and $acc10,$acc06,$mask80 | |
989 | srdi $acc12,$acc08,7 # r1>>7 | |
990 | srdi $acc14,$acc10,7 | |
991 | sub $acc08,$acc08,$acc12 # r1-(r1>>7) | |
992 | sub $acc10,$acc10,$acc14 | |
993 | andc $acc12,$acc04,$mask80 # r4&0x7f7f7f7f | |
994 | andc $acc14,$acc06,$mask80 | |
995 | add $acc12,$acc12,$acc12 # (r4&0x7f7f7f7f)<<1 | |
996 | add $acc14,$acc14,$acc14 | |
997 | and $acc08,$acc08,$mask1b # (r1-(r1>>7))&0x1b1b1b1b | |
998 | and $acc10,$acc10,$mask1b | |
999 | xor $acc08,$acc08,$acc12 # r8 | |
1000 | xor $acc10,$acc10,$acc14 | |
1001 | ||
1002 | xor $acc00,$acc00,$s0 # r2^r0 | |
1003 | xor $acc02,$acc02,$s2 | |
1004 | xor $acc04,$acc04,$s0 # r4^r0 | |
1005 | xor $acc06,$acc06,$s2 | |
1006 | ||
96d13fe6 AP |
1007 | extrdi $acc01,$acc00,32,0 |
1008 | extrdi $acc03,$acc02,32,0 | |
1009 | extrdi $acc05,$acc04,32,0 | |
1010 | extrdi $acc07,$acc06,32,0 | |
1011 | extrdi $acc09,$acc08,32,0 | |
1012 | extrdi $acc11,$acc10,32,0 | |
d7e91561 AP |
1013 | ___ |
1014 | $code.=<<___ if ($SIZE_T==4); | |
9c200f54 AP |
1015 | and $acc00,$s0,$mask80 # r1=r0&0x80808080 |
1016 | and $acc01,$s1,$mask80 | |
1017 | and $acc02,$s2,$mask80 | |
1018 | and $acc03,$s3,$mask80 | |
1019 | srwi $acc04,$acc00,7 # r1>>7 | |
1020 | srwi $acc05,$acc01,7 | |
1021 | srwi $acc06,$acc02,7 | |
1022 | srwi $acc07,$acc03,7 | |
1023 | andc $acc08,$s0,$mask80 # r0&0x7f7f7f7f | |
1024 | andc $acc09,$s1,$mask80 | |
1025 | andc $acc10,$s2,$mask80 | |
1026 | andc $acc11,$s3,$mask80 | |
1027 | sub $acc00,$acc00,$acc04 # r1-(r1>>7) | |
1028 | sub $acc01,$acc01,$acc05 | |
1029 | sub $acc02,$acc02,$acc06 | |
1030 | sub $acc03,$acc03,$acc07 | |
1031 | add $acc08,$acc08,$acc08 # (r0&0x7f7f7f7f)<<1 | |
1032 | add $acc09,$acc09,$acc09 | |
1033 | add $acc10,$acc10,$acc10 | |
1034 | add $acc11,$acc11,$acc11 | |
1035 | and $acc00,$acc00,$mask1b # (r1-(r1>>7))&0x1b1b1b1b | |
1036 | and $acc01,$acc01,$mask1b | |
1037 | and $acc02,$acc02,$mask1b | |
1038 | and $acc03,$acc03,$mask1b | |
1039 | xor $acc00,$acc00,$acc08 # r2 | |
1040 | xor $acc01,$acc01,$acc09 | |
1041 | xor $acc02,$acc02,$acc10 | |
1042 | xor $acc03,$acc03,$acc11 | |
1043 | ||
1044 | and $acc04,$acc00,$mask80 # r1=r2&0x80808080 | |
1045 | and $acc05,$acc01,$mask80 | |
1046 | and $acc06,$acc02,$mask80 | |
1047 | and $acc07,$acc03,$mask80 | |
1048 | srwi $acc08,$acc04,7 # r1>>7 | |
1049 | srwi $acc09,$acc05,7 | |
1050 | srwi $acc10,$acc06,7 | |
1051 | srwi $acc11,$acc07,7 | |
1052 | andc $acc12,$acc00,$mask80 # r2&0x7f7f7f7f | |
1053 | andc $acc13,$acc01,$mask80 | |
1054 | andc $acc14,$acc02,$mask80 | |
1055 | andc $acc15,$acc03,$mask80 | |
1056 | sub $acc04,$acc04,$acc08 # r1-(r1>>7) | |
1057 | sub $acc05,$acc05,$acc09 | |
1058 | sub $acc06,$acc06,$acc10 | |
1059 | sub $acc07,$acc07,$acc11 | |
1060 | add $acc12,$acc12,$acc12 # (r2&0x7f7f7f7f)<<1 | |
1061 | add $acc13,$acc13,$acc13 | |
1062 | add $acc14,$acc14,$acc14 | |
1063 | add $acc15,$acc15,$acc15 | |
1064 | and $acc04,$acc04,$mask1b # (r1-(r1>>7))&0x1b1b1b1b | |
1065 | and $acc05,$acc05,$mask1b | |
1066 | and $acc06,$acc06,$mask1b | |
1067 | and $acc07,$acc07,$mask1b | |
1068 | xor $acc04,$acc04,$acc12 # r4 | |
1069 | xor $acc05,$acc05,$acc13 | |
1070 | xor $acc06,$acc06,$acc14 | |
1071 | xor $acc07,$acc07,$acc15 | |
1072 | ||
1073 | and $acc08,$acc04,$mask80 # r1=r4&0x80808080 | |
1074 | and $acc09,$acc05,$mask80 | |
1075 | and $acc10,$acc06,$mask80 | |
1076 | and $acc11,$acc07,$mask80 | |
1077 | srwi $acc12,$acc08,7 # r1>>7 | |
1078 | srwi $acc13,$acc09,7 | |
1079 | srwi $acc14,$acc10,7 | |
1080 | srwi $acc15,$acc11,7 | |
1081 | sub $acc08,$acc08,$acc12 # r1-(r1>>7) | |
1082 | sub $acc09,$acc09,$acc13 | |
1083 | sub $acc10,$acc10,$acc14 | |
1084 | sub $acc11,$acc11,$acc15 | |
1085 | andc $acc12,$acc04,$mask80 # r4&0x7f7f7f7f | |
1086 | andc $acc13,$acc05,$mask80 | |
1087 | andc $acc14,$acc06,$mask80 | |
1088 | andc $acc15,$acc07,$mask80 | |
1089 | add $acc12,$acc12,$acc12 # (r4&0x7f7f7f7f)<<1 | |
1090 | add $acc13,$acc13,$acc13 | |
1091 | add $acc14,$acc14,$acc14 | |
1092 | add $acc15,$acc15,$acc15 | |
1093 | and $acc08,$acc08,$mask1b # (r1-(r1>>7))&0x1b1b1b1b | |
1094 | and $acc09,$acc09,$mask1b | |
1095 | and $acc10,$acc10,$mask1b | |
1096 | and $acc11,$acc11,$mask1b | |
1097 | xor $acc08,$acc08,$acc12 # r8 | |
1098 | xor $acc09,$acc09,$acc13 | |
1099 | xor $acc10,$acc10,$acc14 | |
1100 | xor $acc11,$acc11,$acc15 | |
1101 | ||
1102 | xor $acc00,$acc00,$s0 # r2^r0 | |
1103 | xor $acc01,$acc01,$s1 | |
1104 | xor $acc02,$acc02,$s2 | |
1105 | xor $acc03,$acc03,$s3 | |
1106 | xor $acc04,$acc04,$s0 # r4^r0 | |
1107 | xor $acc05,$acc05,$s1 | |
1108 | xor $acc06,$acc06,$s2 | |
1109 | xor $acc07,$acc07,$s3 | |
d7e91561 AP |
1110 | ___ |
1111 | $code.=<<___; | |
9c200f54 AP |
1112 | rotrwi $s0,$s0,8 # = ROTATE(r0,8) |
1113 | rotrwi $s1,$s1,8 | |
1114 | rotrwi $s2,$s2,8 | |
1115 | rotrwi $s3,$s3,8 | |
1116 | xor $s0,$s0,$acc00 # ^= r2^r0 | |
1117 | xor $s1,$s1,$acc01 | |
1118 | xor $s2,$s2,$acc02 | |
1119 | xor $s3,$s3,$acc03 | |
1120 | xor $acc00,$acc00,$acc08 | |
1121 | xor $acc01,$acc01,$acc09 | |
1122 | xor $acc02,$acc02,$acc10 | |
1123 | xor $acc03,$acc03,$acc11 | |
1124 | xor $s0,$s0,$acc04 # ^= r4^r0 | |
1125 | xor $s1,$s1,$acc05 | |
1126 | xor $s2,$s2,$acc06 | |
1127 | xor $s3,$s3,$acc07 | |
1128 | rotrwi $acc00,$acc00,24 | |
1129 | rotrwi $acc01,$acc01,24 | |
1130 | rotrwi $acc02,$acc02,24 | |
1131 | rotrwi $acc03,$acc03,24 | |
1132 | xor $acc04,$acc04,$acc08 | |
1133 | xor $acc05,$acc05,$acc09 | |
1134 | xor $acc06,$acc06,$acc10 | |
1135 | xor $acc07,$acc07,$acc11 | |
1136 | xor $s0,$s0,$acc08 # ^= r8 [^((r4^r0)^(r2^r0)=r4^r2)] | |
1137 | xor $s1,$s1,$acc09 | |
1138 | xor $s2,$s2,$acc10 | |
1139 | xor $s3,$s3,$acc11 | |
1140 | rotrwi $acc04,$acc04,16 | |
1141 | rotrwi $acc05,$acc05,16 | |
1142 | rotrwi $acc06,$acc06,16 | |
1143 | rotrwi $acc07,$acc07,16 | |
1144 | xor $s0,$s0,$acc00 # ^= ROTATE(r8^r2^r0,24) | |
1145 | xor $s1,$s1,$acc01 | |
1146 | xor $s2,$s2,$acc02 | |
1147 | xor $s3,$s3,$acc03 | |
1148 | rotrwi $acc08,$acc08,8 | |
1149 | rotrwi $acc09,$acc09,8 | |
1150 | rotrwi $acc10,$acc10,8 | |
1151 | rotrwi $acc11,$acc11,8 | |
1152 | xor $s0,$s0,$acc04 # ^= ROTATE(r8^r4^r0,16) | |
1153 | xor $s1,$s1,$acc05 | |
1154 | xor $s2,$s2,$acc06 | |
1155 | xor $s3,$s3,$acc07 | |
1156 | xor $s0,$s0,$acc08 # ^= ROTATE(r8,8) | |
1157 | xor $s1,$s1,$acc09 | |
1158 | xor $s2,$s2,$acc10 | |
1159 | xor $s3,$s3,$acc11 | |
1160 | ||
52ee3d01 AP |
1161 | b Ldec_compact_loop |
1162 | .align 4 | |
1163 | Ldec_compact_done: | |
9c200f54 AP |
1164 | xor $s0,$s0,$t0 |
1165 | xor $s1,$s1,$t1 | |
1166 | xor $s2,$s2,$t2 | |
1167 | xor $s3,$s3,$t3 | |
1168 | blr | |
1169 | .long 0 | |
1170 | .asciz "AES for PPC, CRYPTOGAMS by <appro\@openssl.org>" | |
1171 | .align 7 | |
1172 | ___ | |
1173 | ||
1174 | $code =~ s/\`([^\`]*)\`/eval $1/gem; | |
1175 | print $code; | |
1176 | close STDOUT; |