* [cryptodev:master 43/44] arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr tt,=crypto_ft_tab'
@ 2017-01-12 23:28 kbuild test robot
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From: kbuild test robot @ 2017-01-12 23:28 UTC (permalink / raw)
To: Ard Biesheuvel; +Cc: kbuild-all, linux-crypto, Herbert Xu
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
head: 1abee99eafab67fb1c98f9ecfc43cd5735384a86
commit: 81edb42629758bacdf813dd5e4542ae26e3ad73a [43/44] crypto: arm/aes - replace scalar AES cipher
config: arm-allmodconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 81edb42629758bacdf813dd5e4542ae26e3ad73a
# save the attached .config to linux build tree
make.cross ARCH=arm
All errors (new ones prefixed by >>):
arch/arm/crypto/aes-cipher-core.S: Assembler messages:
arch/arm/crypto/aes-cipher-core.S:21: Error: selected processor does not support `tt .req ip' in ARM mode
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr tt,=crypto_ft_tab'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r8,[tt,r8,lsl#2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t0,[tt,t0,lsr#(8*1)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r9,[tt,r9,lsl#2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t1,[tt,t1,lsr#(8*1)-2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t2,[tt,t2,lsr#(8*2)-2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r10,[tt,r10,lsr#(8*2)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t0,[tt,t0,lsr#(8*3)-2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r11,[tt,r11,lsr#(8*3)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r10,[tt,r10,lsl#2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t0,[tt,t0,lsr#(8*1)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r11,[tt,r11,lsl#2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t1,[tt,t1,lsr#(8*1)-2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t2,[tt,t2,lsr#(8*2)-2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r5,[tt,r5,lsr#(8*2)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t0,[tt,t0,lsr#(8*3)-2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r6,[tt,r6,lsr#(8*3)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r4,[tt,r4,lsl#2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t0,[tt,t0,lsr#(8*1)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r5,[tt,r5,lsl#2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t1,[tt,t1,lsr#(8*1)-2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t2,[tt,t2,lsr#(8*2)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r6,[tt,r6,lsr#(8*2)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t0,[tt,t0,lsr#(8*3)-2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r7,[tt,r7,lsr#(8*3)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r6,[tt,r6,lsl#2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t0,[tt,t0,lsr#(8*1)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r7,[tt,r7,lsl#2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t1,[tt,t1,lsr#(8*1)-2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t2,[tt,t2,lsr#(8*2)-2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r9,[tt,r9,lsr#(8*2)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t0,[tt,t0,lsr#(8*3)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r10,[tt,r10,lsr#(8*3)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r8,[tt,r8,lsl#2]'
>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr t0,[tt,t0,lsr#(8*1)-2]'
arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr r9,[tt,r9,lsl#2]'
vim +174 arch/arm/crypto/aes-cipher-core.S
15 .align 5
16
17 rk .req r0
18 rounds .req r1
19 in .req r2
20 out .req r3
> 21 tt .req ip
22
23 t0 .req lr
24 t1 .req r2
25 t2 .req r3
26
27 .macro __select, out, in, idx
28 .if __LINUX_ARM_ARCH__ < 7
29 and \out, \in, #0xff << (8 * \idx)
30 .else
31 ubfx \out, \in, #(8 * \idx), #8
32 .endif
33 .endm
34
35 .macro __load, out, in, idx
36 .if __LINUX_ARM_ARCH__ < 7 && \idx > 0
37 ldr \out, [tt, \in, lsr #(8 * \idx) - 2]
38 .else
39 ldr \out, [tt, \in, lsl #2]
40 .endif
41 .endm
42
43 .macro __hround, out0, out1, in0, in1, in2, in3, t3, t4, enc
44 __select \out0, \in0, 0
45 __select t0, \in1, 1
46 __load \out0, \out0, 0
47 __load t0, t0, 1
48
49 .if \enc
50 __select \out1, \in1, 0
51 __select t1, \in2, 1
52 .else
53 __select \out1, \in3, 0
54 __select t1, \in0, 1
55 .endif
56 __load \out1, \out1, 0
57 __select t2, \in2, 2
58 __load t1, t1, 1
59 __load t2, t2, 2
60
61 eor \out0, \out0, t0, ror #24
62
63 __select t0, \in3, 3
64 .if \enc
65 __select \t3, \in3, 2
66 __select \t4, \in0, 3
67 .else
68 __select \t3, \in1, 2
69 __select \t4, \in2, 3
70 .endif
71 __load \t3, \t3, 2
72 __load t0, t0, 3
73 __load \t4, \t4, 3
74
75 eor \out1, \out1, t1, ror #24
76 eor \out0, \out0, t2, ror #16
77 ldm rk!, {t1, t2}
78 eor \out1, \out1, \t3, ror #16
79 eor \out0, \out0, t0, ror #8
80 eor \out1, \out1, \t4, ror #8
81 eor \out0, \out0, t1
82 eor \out1, \out1, t2
83 .endm
84
85 .macro fround, out0, out1, out2, out3, in0, in1, in2, in3
86 __hround \out0, \out1, \in0, \in1, \in2, \in3, \out2, \out3, 1
87 __hround \out2, \out3, \in2, \in3, \in0, \in1, \in1, \in2, 1
88 .endm
89
90 .macro iround, out0, out1, out2, out3, in0, in1, in2, in3
91 __hround \out0, \out1, \in0, \in3, \in2, \in1, \out2, \out3, 0
92 __hround \out2, \out3, \in2, \in1, \in0, \in3, \in1, \in0, 0
93 .endm
94
95 .macro __rev, out, in
96 .if __LINUX_ARM_ARCH__ < 6
97 lsl t0, \in, #24
98 and t1, \in, #0xff00
99 and t2, \in, #0xff0000
100 orr \out, t0, \in, lsr #24
101 orr \out, \out, t1, lsl #8
102 orr \out, \out, t2, lsr #8
103 .else
104 rev \out, \in
105 .endif
106 .endm
107
108 .macro __adrl, out, sym, c
109 .if __LINUX_ARM_ARCH__ < 7
110 ldr\c \out, =\sym
111 .else
112 movw\c \out, #:lower16:\sym
113 movt\c \out, #:upper16:\sym
114 .endif
115 .endm
116
117 .macro do_crypt, round, ttab, ltab
118 push {r3-r11, lr}
119
120 ldr r4, [in]
121 ldr r5, [in, #4]
122 ldr r6, [in, #8]
123 ldr r7, [in, #12]
124
125 ldm rk!, {r8-r11}
126
127 #ifdef CONFIG_CPU_BIG_ENDIAN
128 __rev r4, r4
129 __rev r5, r5
130 __rev r6, r6
131 __rev r7, r7
132 #endif
133
134 eor r4, r4, r8
135 eor r5, r5, r9
136 eor r6, r6, r10
137 eor r7, r7, r11
138
139 __adrl tt, \ttab
140
141 tst rounds, #2
142 bne 1f
143
144 0: \round r8, r9, r10, r11, r4, r5, r6, r7
145 \round r4, r5, r6, r7, r8, r9, r10, r11
146
147 1: subs rounds, rounds, #4
148 \round r8, r9, r10, r11, r4, r5, r6, r7
149 __adrl tt, \ltab, ls
150 \round r4, r5, r6, r7, r8, r9, r10, r11
151 bhi 0b
152
153 #ifdef CONFIG_CPU_BIG_ENDIAN
154 __rev r4, r4
155 __rev r5, r5
156 __rev r6, r6
157 __rev r7, r7
158 #endif
159
160 ldr out, [sp]
161
162 str r4, [out]
163 str r5, [out, #4]
164 str r6, [out, #8]
165 str r7, [out, #12]
166
167 pop {r3-r11, pc}
168
169 .align 3
170 .ltorg
171 .endm
172
173 ENTRY(__aes_arm_encrypt)
> 174 do_crypt fround, crypto_ft_tab, crypto_fl_tab
175 ENDPROC(__aes_arm_encrypt)
176
177 ENTRY(__aes_arm_decrypt)
> 178 do_crypt iround, crypto_it_tab, crypto_il_tab
179 ENDPROC(__aes_arm_decrypt)
---
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https://lists.01.org/pipermail/kbuild-all Intel Corporation
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