Re: [cryptodev:master 43/44] arch/arm/crypto/aes-cipher-core.S:21: Error: selected processor does not support `tt .req ip' in ARM mode
Hi Arnd, On 12 January 2017 at 19:04, kbuild test robot wrote: > 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-multi_v7_defconfig (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 Did you ever see this error? This is very odd: .req simply declares an alias for a register name, and this works fine locally >>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- >>> `movw tt,#:lower16:crypto_ft_tab' >>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- >>> `movt tt,#:upper16: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,lsl#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,lsl#2]' >>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr >>> t2,[tt,t2,lsl#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,lsl#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 >>> r10,[tt,r10,lsl#2]' >>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr >>> t0,[tt,t0,lsl#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,lsl#2]' >>> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr >>> t2,[tt,t2,lsl#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 >>> t0,[tt,t0,lsl#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 >>> r4,[tt,r4,lsl#2]' > > vim +21 arch/arm/crypto/aes-cipher-core.S > > 15 .align 5 > 16 > 17 rk .reqr0 > 18 rounds .reqr1 > 19 in .reqr2 > 20 out .reqr3 > > 21 tt .reqip > 22 > 23 t0 .reqlr > 24 t1 .reqr2 > 25 t2 .reqr3 > 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 __selectt0, \in1, 1 > 46 __load \out0, \out0, 0 > 47 __load t0, t0, 1 > 48 > 49 .if \enc > 50 __select\out1, \in1, 0 > 51 __selectt1, \in2, 1 > 52 .else > 53 __select\out1, \in3, 0 > 54 __selectt1, \in0, 1 > 55 .endif > 56 __load \out1, \out1, 0 > 57 __selectt2, \in2, 2 > 58 __load t1, t1, 1 > 59 __load t2, t2, 2 > 60 > 61
[cryptodev:master 43/44] arch/arm/crypto/aes-cipher-core.S:21: Error: selected processor does not support `tt .req ip' in ARM mode
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-multi_v7_defconfig (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 -- `movw >> tt,#:lower16:crypto_ft_tab' >> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `movt >> tt,#:upper16: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,lsl#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,lsl#2]' >> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr >> t2,[tt,t2,lsl#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,lsl#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 >> r10,[tt,r10,lsl#2]' >> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr >> t0,[tt,t0,lsl#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,lsl#2]' >> arch/arm/crypto/aes-cipher-core.S:174: Error: ARM register expected -- `ldr >> t2,[tt,t2,lsl#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 >> t0,[tt,t0,lsl#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 >> r4,[tt,r4,lsl#2]' vim +21 arch/arm/crypto/aes-cipher-core.S 15 .align 5 16 17 rk .reqr0 18 rounds .reqr1 19 in .reqr2 20 out .reqr3 > 21 tt .reqip 22 23 t0 .reqlr 24 t1 .reqr2 25 t2 .reqr3 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 __selectt0, \in1, 1 46 __load \out0, \out0, 0 47 __load t0, t0, 1 48 49 .if \enc 50 __select\out1, \in1, 0 51 __selectt1, \in2, 1 52 .else 53 __select\out1, \in3, 0 54 __selectt1, \in0, 1 55 .endif 56 __load \out1, \out1, 0 57 __selectt2, \in2, 2 58 __load t1, t1, 1 59 __load t2, t2, 2 60 61 eor \out0, \out0, t0, ror #24 62 63 __selectt0, \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