diff options
| -rw-r--r-- | arch/arm64/crypto/Kconfig | 8 | ||||
| -rw-r--r-- | arch/arm64/crypto/Makefile | 17 | ||||
| -rw-r--r-- | arch/arm64/crypto/sha256-core.S_shipped | 2061 | ||||
| -rw-r--r-- | arch/arm64/crypto/sha256-glue.c | 185 | ||||
| -rw-r--r-- | arch/arm64/crypto/sha512-armv8.pl | 778 | ||||
| -rw-r--r-- | arch/arm64/crypto/sha512-core.S_shipped | 1085 | ||||
| -rw-r--r-- | arch/arm64/crypto/sha512-glue.c | 94 |
7 files changed, 4228 insertions, 0 deletions
diff --git a/arch/arm64/crypto/Kconfig b/arch/arm64/crypto/Kconfig index 2cf32e9887e1..5f4a617e2957 100644 --- a/arch/arm64/crypto/Kconfig +++ b/arch/arm64/crypto/Kconfig @@ -8,6 +8,14 @@ menuconfig ARM64_CRYPTO if ARM64_CRYPTO +config CRYPTO_SHA256_ARM64 + tristate "SHA-224/SHA-256 digest algorithm for arm64" + select CRYPTO_HASH + +config CRYPTO_SHA512_ARM64 + tristate "SHA-384/SHA-512 digest algorithm for arm64" + select CRYPTO_HASH + config CRYPTO_SHA1_ARM64_CE tristate "SHA-1 digest algorithm (ARMv8 Crypto Extensions)" depends on ARM64 && KERNEL_MODE_NEON diff --git a/arch/arm64/crypto/Makefile b/arch/arm64/crypto/Makefile index abb79b3cfcfe..770786728082 100644 --- a/arch/arm64/crypto/Makefile +++ b/arch/arm64/crypto/Makefile @@ -29,6 +29,12 @@ aes-ce-blk-y := aes-glue-ce.o aes-ce.o obj-$(CONFIG_CRYPTO_AES_ARM64_NEON_BLK) += aes-neon-blk.o aes-neon-blk-y := aes-glue-neon.o aes-neon.o +obj-$(CONFIG_CRYPTO_SHA256_ARM64) += sha256-arm64.o +sha256-arm64-y := sha256-glue.o sha256-core.o + +obj-$(CONFIG_CRYPTO_SHA512_ARM64) += sha512-arm64.o +sha512-arm64-y := sha512-glue.o sha512-core.o + AFLAGS_aes-ce.o := -DINTERLEAVE=4 AFLAGS_aes-neon.o := -DINTERLEAVE=4 @@ -40,3 +46,14 @@ CFLAGS_crc32-arm64.o := -mcpu=generic+crc $(obj)/aes-glue-%.o: $(src)/aes-glue.c FORCE $(call if_changed_rule,cc_o_c) + +quiet_cmd_perlasm = PERLASM $@ + cmd_perlasm = $(PERL) $(<) void $(@) + +$(src)/sha256-core.S_shipped: $(src)/sha512-armv8.pl + $(call cmd,perlasm) + +$(src)/sha512-core.S_shipped: $(src)/sha512-armv8.pl + $(call cmd,perlasm) + +.PRECIOUS: $(obj)/sha256-core.S $(obj)/sha512-core.S diff --git a/arch/arm64/crypto/sha256-core.S_shipped b/arch/arm64/crypto/sha256-core.S_shipped new file mode 100644 index 000000000000..3ce82cc860bc --- /dev/null +++ b/arch/arm64/crypto/sha256-core.S_shipped @@ -0,0 +1,2061 @@ +// Copyright 2014-2016 The OpenSSL Project Authors. All Rights Reserved. +// +// Licensed under the OpenSSL license (the "License"). You may not use +// this file except in compliance with the License. You can obtain a copy +// in the file LICENSE in the source distribution or at +// https://www.openssl.org/source/license.html + +// ==================================================================== +// Written by Andy Polyakov <appro@openssl.org> for the OpenSSL +// project. The module is, however, dual licensed under OpenSSL and +// CRYPTOGAMS licenses depending on where you obtain it. For further +// details see http://www.openssl.org/~appro/cryptogams/. +// +// Permission to use under GPLv2 terms is granted. +// ==================================================================== +// +// SHA256/512 for ARMv8. +// +// Performance in cycles per processed byte and improvement coefficient +// over code generated with "default" compiler: +// +// SHA256-hw SHA256(*) SHA512 +// Apple A7 1.97 10.5 (+33%) 6.73 (-1%(**)) +// Cortex-A53 2.38 15.5 (+115%) 10.0 (+150%(***)) +// Cortex-A57 2.31 11.6 (+86%) 7.51 (+260%(***)) +// Denver 2.01 10.5 (+26%) 6.70 (+8%) +// X-Gene 20.0 (+100%) 12.8 (+300%(***)) +// Mongoose 2.36 13.0 (+50%) 8.36 (+33%) +// +// (*) Software SHA256 results are of lesser relevance, presented +// mostly for informational purposes. +// (**) The result is a trade-off: it's possible to improve it by +// 10% (or by 1 cycle per round), but at the cost of 20% loss +// on Cortex-A53 (or by 4 cycles per round). +// (***) Super-impressive coefficients over gcc-generated code are +// indication of some compiler "pathology", most notably code +// generated with -mgeneral-regs-only is significanty faster +// and the gap is only 40-90%. +// +// October 2016. +// +// Originally it was reckoned that it makes no sense to implement NEON +// version of SHA256 for 64-bit processors. This is because performance +// improvement on most wide-spread Cortex-A5x processors was observed +// to be marginal, same on Cortex-A53 and ~10% on A57. But then it was +// observed that 32-bit NEON SHA256 performs significantly better than +// 64-bit scalar version on *some* of the more recent processors. As +// result 64-bit NEON version of SHA256 was added to provide best +// all-round performance. For example it executes ~30% faster on X-Gene +// and Mongoose. [For reference, NEON version of SHA512 is bound to +// deliver much less improvement, likely *negative* on Cortex-A5x. +// Which is why NEON support is limited to SHA256.] + +#ifndef __KERNEL__ +# include "arm_arch.h" +#endif + +.text + +.extern OPENSSL_armcap_P +.globl sha256_block_data_order +.type sha256_block_data_order,%function +.align 6 +sha256_block_data_order: +#ifndef __KERNEL__ +# ifdef __ILP32__ + ldrsw x16,.LOPENSSL_armcap_P +# else + ldr x16,.LOPENSSL_armcap_P +# endif + adr x17,.LOPENSSL_armcap_P + add x16,x16,x17 + ldr w16,[x16] + tst w16,#ARMV8_SHA256 + b.ne .Lv8_entry + tst w16,#ARMV7_NEON + b.ne .Lneon_entry +#endif + stp x29,x30,[sp,#-128]! + add x29,sp,#0 + + stp x19,x20,[sp,#16] + stp x21,x22,[sp,#32] + stp x23,x24,[sp,#48] + stp x25,x26,[sp,#64] + stp x27,x28,[sp,#80] + sub sp,sp,#4*4 + + ldp w20,w21,[x0] // load context + ldp w22,w23,[x0,#2*4] + ldp w24,w25,[x0,#4*4] + add x2,x1,x2,lsl#6 // end of input + ldp w26,w27,[x0,#6*4] + adr x30,.LK256 + stp x0,x2,[x29,#96] + +.Loop: + ldp w3,w4,[x1],#2*4 + ldr w19,[x30],#4 // *K++ + eor w28,w21,w22 // magic seed + str x1,[x29,#112] +#ifndef __AARCH64EB__ + rev w3,w3 // 0 +#endif + ror w16,w24,#6 + add w27,w27,w19 // h+=K[i] + eor w6,w24,w24,ror#14 + and w17,w25,w24 + bic w19,w26,w24 + add w27,w27,w3 // h+=X[i] + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w20,w21 // a^b, b^c in next round + eor w16,w16,w6,ror#11 // Sigma1(e) + ror w6,w20,#2 + add w27,w27,w17 // h+=Ch(e,f,g) + eor w17,w20,w20,ror#9 + add w27,w27,w16 // h+=Sigma1(e) + and w28,w28,w19 // (b^c)&=(a^b) + add w23,w23,w27 // d+=h + eor w28,w28,w21 // Maj(a,b,c) + eor w17,w6,w17,ror#13 // Sigma0(a) + add w27,w27,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + //add w27,w27,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w4,w4 // 1 +#endif + ldp w5,w6,[x1],#2*4 + add w27,w27,w17 // h+=Sigma0(a) + ror w16,w23,#6 + add w26,w26,w28 // h+=K[i] + eor w7,w23,w23,ror#14 + and w17,w24,w23 + bic w28,w25,w23 + add w26,w26,w4 // h+=X[i] + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w27,w20 // a^b, b^c in next round + eor w16,w16,w7,ror#11 // Sigma1(e) + ror w7,w27,#2 + add w26,w26,w17 // h+=Ch(e,f,g) + eor w17,w27,w27,ror#9 + add w26,w26,w16 // h+=Sigma1(e) + and w19,w19,w28 // (b^c)&=(a^b) + add w22,w22,w26 // d+=h + eor w19,w19,w20 // Maj(a,b,c) + eor w17,w7,w17,ror#13 // Sigma0(a) + add w26,w26,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + //add w26,w26,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w5,w5 // 2 +#endif + add w26,w26,w17 // h+=Sigma0(a) + ror w16,w22,#6 + add w25,w25,w19 // h+=K[i] + eor w8,w22,w22,ror#14 + and w17,w23,w22 + bic w19,w24,w22 + add w25,w25,w5 // h+=X[i] + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w26,w27 // a^b, b^c in next round + eor w16,w16,w8,ror#11 // Sigma1(e) + ror w8,w26,#2 + add w25,w25,w17 // h+=Ch(e,f,g) + eor w17,w26,w26,ror#9 + add w25,w25,w16 // h+=Sigma1(e) + and w28,w28,w19 // (b^c)&=(a^b) + add w21,w21,w25 // d+=h + eor w28,w28,w27 // Maj(a,b,c) + eor w17,w8,w17,ror#13 // Sigma0(a) + add w25,w25,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + //add w25,w25,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w6,w6 // 3 +#endif + ldp w7,w8,[x1],#2*4 + add w25,w25,w17 // h+=Sigma0(a) + ror w16,w21,#6 + add w24,w24,w28 // h+=K[i] + eor w9,w21,w21,ror#14 + and w17,w22,w21 + bic w28,w23,w21 + add w24,w24,w6 // h+=X[i] + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w25,w26 // a^b, b^c in next round + eor w16,w16,w9,ror#11 // Sigma1(e) + ror w9,w25,#2 + add w24,w24,w17 // h+=Ch(e,f,g) + eor w17,w25,w25,ror#9 + add w24,w24,w16 // h+=Sigma1(e) + and w19,w19,w28 // (b^c)&=(a^b) + add w20,w20,w24 // d+=h + eor w19,w19,w26 // Maj(a,b,c) + eor w17,w9,w17,ror#13 // Sigma0(a) + add w24,w24,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + //add w24,w24,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w7,w7 // 4 +#endif + add w24,w24,w17 // h+=Sigma0(a) + ror w16,w20,#6 + add w23,w23,w19 // h+=K[i] + eor w10,w20,w20,ror#14 + and w17,w21,w20 + bic w19,w22,w20 + add w23,w23,w7 // h+=X[i] + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w24,w25 // a^b, b^c in next round + eor w16,w16,w10,ror#11 // Sigma1(e) + ror w10,w24,#2 + add w23,w23,w17 // h+=Ch(e,f,g) + eor w17,w24,w24,ror#9 + add w23,w23,w16 // h+=Sigma1(e) + and w28,w28,w19 // (b^c)&=(a^b) + add w27,w27,w23 // d+=h + eor w28,w28,w25 // Maj(a,b,c) + eor w17,w10,w17,ror#13 // Sigma0(a) + add w23,w23,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + //add w23,w23,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w8,w8 // 5 +#endif + ldp w9,w10,[x1],#2*4 + add w23,w23,w17 // h+=Sigma0(a) + ror w16,w27,#6 + add w22,w22,w28 // h+=K[i] + eor w11,w27,w27,ror#14 + and w17,w20,w27 + bic w28,w21,w27 + add w22,w22,w8 // h+=X[i] + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w23,w24 // a^b, b^c in next round + eor w16,w16,w11,ror#11 // Sigma1(e) + ror w11,w23,#2 + add w22,w22,w17 // h+=Ch(e,f,g) + eor w17,w23,w23,ror#9 + add w22,w22,w16 // h+=Sigma1(e) + and w19,w19,w28 // (b^c)&=(a^b) + add w26,w26,w22 // d+=h + eor w19,w19,w24 // Maj(a,b,c) + eor w17,w11,w17,ror#13 // Sigma0(a) + add w22,w22,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + //add w22,w22,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w9,w9 // 6 +#endif + add w22,w22,w17 // h+=Sigma0(a) + ror w16,w26,#6 + add w21,w21,w19 // h+=K[i] + eor w12,w26,w26,ror#14 + and w17,w27,w26 + bic w19,w20,w26 + add w21,w21,w9 // h+=X[i] + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w22,w23 // a^b, b^c in next round + eor w16,w16,w12,ror#11 // Sigma1(e) + ror w12,w22,#2 + add w21,w21,w17 // h+=Ch(e,f,g) + eor w17,w22,w22,ror#9 + add w21,w21,w16 // h+=Sigma1(e) + and w28,w28,w19 // (b^c)&=(a^b) + add w25,w25,w21 // d+=h + eor w28,w28,w23 // Maj(a,b,c) + eor w17,w12,w17,ror#13 // Sigma0(a) + add w21,w21,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + //add w21,w21,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w10,w10 // 7 +#endif + ldp w11,w12,[x1],#2*4 + add w21,w21,w17 // h+=Sigma0(a) + ror w16,w25,#6 + add w20,w20,w28 // h+=K[i] + eor w13,w25,w25,ror#14 + and w17,w26,w25 + bic w28,w27,w25 + add w20,w20,w10 // h+=X[i] + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w21,w22 // a^b, b^c in next round + eor w16,w16,w13,ror#11 // Sigma1(e) + ror w13,w21,#2 + add w20,w20,w17 // h+=Ch(e,f,g) + eor w17,w21,w21,ror#9 + add w20,w20,w16 // h+=Sigma1(e) + and w19,w19,w28 // (b^c)&=(a^b) + add w24,w24,w20 // d+=h + eor w19,w19,w22 // Maj(a,b,c) + eor w17,w13,w17,ror#13 // Sigma0(a) + add w20,w20,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + //add w20,w20,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w11,w11 // 8 +#endif + add w20,w20,w17 // h+=Sigma0(a) + ror w16,w24,#6 + add w27,w27,w19 // h+=K[i] + eor w14,w24,w24,ror#14 + and w17,w25,w24 + bic w19,w26,w24 + add w27,w27,w11 // h+=X[i] + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w20,w21 // a^b, b^c in next round + eor w16,w16,w14,ror#11 // Sigma1(e) + ror w14,w20,#2 + add w27,w27,w17 // h+=Ch(e,f,g) + eor w17,w20,w20,ror#9 + add w27,w27,w16 // h+=Sigma1(e) + and w28,w28,w19 // (b^c)&=(a^b) + add w23,w23,w27 // d+=h + eor w28,w28,w21 // Maj(a,b,c) + eor w17,w14,w17,ror#13 // Sigma0(a) + add w27,w27,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + //add w27,w27,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w12,w12 // 9 +#endif + ldp w13,w14,[x1],#2*4 + add w27,w27,w17 // h+=Sigma0(a) + ror w16,w23,#6 + add w26,w26,w28 // h+=K[i] + eor w15,w23,w23,ror#14 + and w17,w24,w23 + bic w28,w25,w23 + add w26,w26,w12 // h+=X[i] + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w27,w20 // a^b, b^c in next round + eor w16,w16,w15,ror#11 // Sigma1(e) + ror w15,w27,#2 + add w26,w26,w17 // h+=Ch(e,f,g) + eor w17,w27,w27,ror#9 + add w26,w26,w16 // h+=Sigma1(e) + and w19,w19,w28 // (b^c)&=(a^b) + add w22,w22,w26 // d+=h + eor w19,w19,w20 // Maj(a,b,c) + eor w17,w15,w17,ror#13 // Sigma0(a) + add w26,w26,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + //add w26,w26,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w13,w13 // 10 +#endif + add w26,w26,w17 // h+=Sigma0(a) + ror w16,w22,#6 + add w25,w25,w19 // h+=K[i] + eor w0,w22,w22,ror#14 + and w17,w23,w22 + bic w19,w24,w22 + add w25,w25,w13 // h+=X[i] + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w26,w27 // a^b, b^c in next round + eor w16,w16,w0,ror#11 // Sigma1(e) + ror w0,w26,#2 + add w25,w25,w17 // h+=Ch(e,f,g) + eor w17,w26,w26,ror#9 + add w25,w25,w16 // h+=Sigma1(e) + and w28,w28,w19 // (b^c)&=(a^b) + add w21,w21,w25 // d+=h + eor w28,w28,w27 // Maj(a,b,c) + eor w17,w0,w17,ror#13 // Sigma0(a) + add w25,w25,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + //add w25,w25,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w14,w14 // 11 +#endif + ldp w15,w0,[x1],#2*4 + add w25,w25,w17 // h+=Sigma0(a) + str w6,[sp,#12] + ror w16,w21,#6 + add w24,w24,w28 // h+=K[i] + eor w6,w21,w21,ror#14 + and w17,w22,w21 + bic w28,w23,w21 + add w24,w24,w14 // h+=X[i] + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w25,w26 // a^b, b^c in next round + eor w16,w16,w6,ror#11 // Sigma1(e) + ror w6,w25,#2 + add w24,w24,w17 // h+=Ch(e,f,g) + eor w17,w25,w25,ror#9 + add w24,w24,w16 // h+=Sigma1(e) + and w19,w19,w28 // (b^c)&=(a^b) + add w20,w20,w24 // d+=h + eor w19,w19,w26 // Maj(a,b,c) + eor w17,w6,w17,ror#13 // Sigma0(a) + add w24,w24,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + //add w24,w24,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w15,w15 // 12 +#endif + add w24,w24,w17 // h+=Sigma0(a) + str w7,[sp,#0] + ror w16,w20,#6 + add w23,w23,w19 // h+=K[i] + eor w7,w20,w20,ror#14 + and w17,w21,w20 + bic w19,w22,w20 + add w23,w23,w15 // h+=X[i] + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w24,w25 // a^b, b^c in next round + eor w16,w16,w7,ror#11 // Sigma1(e) + ror w7,w24,#2 + add w23,w23,w17 // h+=Ch(e,f,g) + eor w17,w24,w24,ror#9 + add w23,w23,w16 // h+=Sigma1(e) + and w28,w28,w19 // (b^c)&=(a^b) + add w27,w27,w23 // d+=h + eor w28,w28,w25 // Maj(a,b,c) + eor w17,w7,w17,ror#13 // Sigma0(a) + add w23,w23,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + //add w23,w23,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w0,w0 // 13 +#endif + ldp w1,w2,[x1] + add w23,w23,w17 // h+=Sigma0(a) + str w8,[sp,#4] + ror w16,w27,#6 + add w22,w22,w28 // h+=K[i] + eor w8,w27,w27,ror#14 + and w17,w20,w27 + bic w28,w21,w27 + add w22,w22,w0 // h+=X[i] + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w23,w24 // a^b, b^c in next round + eor w16,w16,w8,ror#11 // Sigma1(e) + ror w8,w23,#2 + add w22,w22,w17 // h+=Ch(e,f,g) + eor w17,w23,w23,ror#9 + add w22,w22,w16 // h+=Sigma1(e) + and w19,w19,w28 // (b^c)&=(a^b) + add w26,w26,w22 // d+=h + eor w19,w19,w24 // Maj(a,b,c) + eor w17,w8,w17,ror#13 // Sigma0(a) + add w22,w22,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + //add w22,w22,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w1,w1 // 14 +#endif + ldr w6,[sp,#12] + add w22,w22,w17 // h+=Sigma0(a) + str w9,[sp,#8] + ror w16,w26,#6 + add w21,w21,w19 // h+=K[i] + eor w9,w26,w26,ror#14 + and w17,w27,w26 + bic w19,w20,w26 + add w21,w21,w1 // h+=X[i] + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w22,w23 // a^b, b^c in next round + eor w16,w16,w9,ror#11 // Sigma1(e) + ror w9,w22,#2 + add w21,w21,w17 // h+=Ch(e,f,g) + eor w17,w22,w22,ror#9 + add w21,w21,w16 // h+=Sigma1(e) + and w28,w28,w19 // (b^c)&=(a^b) + add w25,w25,w21 // d+=h + eor w28,w28,w23 // Maj(a,b,c) + eor w17,w9,w17,ror#13 // Sigma0(a) + add w21,w21,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + //add w21,w21,w17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev w2,w2 // 15 +#endif + ldr w7,[sp,#0] + add w21,w21,w17 // h+=Sigma0(a) + str w10,[sp,#12] + ror w16,w25,#6 + add w20,w20,w28 // h+=K[i] + ror w9,w4,#7 + and w17,w26,w25 + ror w8,w1,#17 + bic w28,w27,w25 + ror w10,w21,#2 + add w20,w20,w2 // h+=X[i] + eor w16,w16,w25,ror#11 + eor w9,w9,w4,ror#18 + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w21,w22 // a^b, b^c in next round + eor w16,w16,w25,ror#25 // Sigma1(e) + eor w10,w10,w21,ror#13 + add w20,w20,w17 // h+=Ch(e,f,g) + and w19,w19,w28 // (b^c)&=(a^b) + eor w8,w8,w1,ror#19 + eor w9,w9,w4,lsr#3 // sigma0(X[i+1]) + add w20,w20,w16 // h+=Sigma1(e) + eor w19,w19,w22 // Maj(a,b,c) + eor w17,w10,w21,ror#22 // Sigma0(a) + eor w8,w8,w1,lsr#10 // sigma1(X[i+14]) + add w3,w3,w12 + add w24,w24,w20 // d+=h + add w20,w20,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + add w3,w3,w9 + add w20,w20,w17 // h+=Sigma0(a) + add w3,w3,w8 +.Loop_16_xx: + ldr w8,[sp,#4] + str w11,[sp,#0] + ror w16,w24,#6 + add w27,w27,w19 // h+=K[i] + ror w10,w5,#7 + and w17,w25,w24 + ror w9,w2,#17 + bic w19,w26,w24 + ror w11,w20,#2 + add w27,w27,w3 // h+=X[i] + eor w16,w16,w24,ror#11 + eor w10,w10,w5,ror#18 + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w20,w21 // a^b, b^c in next round + eor w16,w16,w24,ror#25 // Sigma1(e) + eor w11,w11,w20,ror#13 + add w27,w27,w17 // h+=Ch(e,f,g) + and w28,w28,w19 // (b^c)&=(a^b) + eor w9,w9,w2,ror#19 + eor w10,w10,w5,lsr#3 // sigma0(X[i+1]) + add w27,w27,w16 // h+=Sigma1(e) + eor w28,w28,w21 // Maj(a,b,c) + eor w17,w11,w20,ror#22 // Sigma0(a) + eor w9,w9,w2,lsr#10 // sigma1(X[i+14]) + add w4,w4,w13 + add w23,w23,w27 // d+=h + add w27,w27,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + add w4,w4,w10 + add w27,w27,w17 // h+=Sigma0(a) + add w4,w4,w9 + ldr w9,[sp,#8] + str w12,[sp,#4] + ror w16,w23,#6 + add w26,w26,w28 // h+=K[i] + ror w11,w6,#7 + and w17,w24,w23 + ror w10,w3,#17 + bic w28,w25,w23 + ror w12,w27,#2 + add w26,w26,w4 // h+=X[i] + eor w16,w16,w23,ror#11 + eor w11,w11,w6,ror#18 + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w27,w20 // a^b, b^c in next round + eor w16,w16,w23,ror#25 // Sigma1(e) + eor w12,w12,w27,ror#13 + add w26,w26,w17 // h+=Ch(e,f,g) + and w19,w19,w28 // (b^c)&=(a^b) + eor w10,w10,w3,ror#19 + eor w11,w11,w6,lsr#3 // sigma0(X[i+1]) + add w26,w26,w16 // h+=Sigma1(e) + eor w19,w19,w20 // Maj(a,b,c) + eor w17,w12,w27,ror#22 // Sigma0(a) + eor w10,w10,w3,lsr#10 // sigma1(X[i+14]) + add w5,w5,w14 + add w22,w22,w26 // d+=h + add w26,w26,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + add w5,w5,w11 + add w26,w26,w17 // h+=Sigma0(a) + add w5,w5,w10 + ldr w10,[sp,#12] + str w13,[sp,#8] + ror w16,w22,#6 + add w25,w25,w19 // h+=K[i] + ror w12,w7,#7 + and w17,w23,w22 + ror w11,w4,#17 + bic w19,w24,w22 + ror w13,w26,#2 + add w25,w25,w5 // h+=X[i] + eor w16,w16,w22,ror#11 + eor w12,w12,w7,ror#18 + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w26,w27 // a^b, b^c in next round + eor w16,w16,w22,ror#25 // Sigma1(e) + eor w13,w13,w26,ror#13 + add w25,w25,w17 // h+=Ch(e,f,g) + and w28,w28,w19 // (b^c)&=(a^b) + eor w11,w11,w4,ror#19 + eor w12,w12,w7,lsr#3 // sigma0(X[i+1]) + add w25,w25,w16 // h+=Sigma1(e) + eor w28,w28,w27 // Maj(a,b,c) + eor w17,w13,w26,ror#22 // Sigma0(a) + eor w11,w11,w4,lsr#10 // sigma1(X[i+14]) + add w6,w6,w15 + add w21,w21,w25 // d+=h + add w25,w25,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + add w6,w6,w12 + add w25,w25,w17 // h+=Sigma0(a) + add w6,w6,w11 + ldr w11,[sp,#0] + str w14,[sp,#12] + ror w16,w21,#6 + add w24,w24,w28 // h+=K[i] + ror w13,w8,#7 + and w17,w22,w21 + ror w12,w5,#17 + bic w28,w23,w21 + ror w14,w25,#2 + add w24,w24,w6 // h+=X[i] + eor w16,w16,w21,ror#11 + eor w13,w13,w8,ror#18 + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w25,w26 // a^b, b^c in next round + eor w16,w16,w21,ror#25 // Sigma1(e) + eor w14,w14,w25,ror#13 + add w24,w24,w17 // h+=Ch(e,f,g) + and w19,w19,w28 // (b^c)&=(a^b) + eor w12,w12,w5,ror#19 + eor w13,w13,w8,lsr#3 // sigma0(X[i+1]) + add w24,w24,w16 // h+=Sigma1(e) + eor w19,w19,w26 // Maj(a,b,c) + eor w17,w14,w25,ror#22 // Sigma0(a) + eor w12,w12,w5,lsr#10 // sigma1(X[i+14]) + add w7,w7,w0 + add w20,w20,w24 // d+=h + add w24,w24,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + add w7,w7,w13 + add w24,w24,w17 // h+=Sigma0(a) + add w7,w7,w12 + ldr w12,[sp,#4] + str w15,[sp,#0] + ror w16,w20,#6 + add w23,w23,w19 // h+=K[i] + ror w14,w9,#7 + and w17,w21,w20 + ror w13,w6,#17 + bic w19,w22,w20 + ror w15,w24,#2 + add w23,w23,w7 // h+=X[i] + eor w16,w16,w20,ror#11 + eor w14,w14,w9,ror#18 + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w24,w25 // a^b, b^c in next round + eor w16,w16,w20,ror#25 // Sigma1(e) + eor w15,w15,w24,ror#13 + add w23,w23,w17 // h+=Ch(e,f,g) + and w28,w28,w19 // (b^c)&=(a^b) + eor w13,w13,w6,ror#19 + eor w14,w14,w9,lsr#3 // sigma0(X[i+1]) + add w23,w23,w16 // h+=Sigma1(e) + eor w28,w28,w25 // Maj(a,b,c) + eor w17,w15,w24,ror#22 // Sigma0(a) + eor w13,w13,w6,lsr#10 // sigma1(X[i+14]) + add w8,w8,w1 + add w27,w27,w23 // d+=h + add w23,w23,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + add w8,w8,w14 + add w23,w23,w17 // h+=Sigma0(a) + add w8,w8,w13 + ldr w13,[sp,#8] + str w0,[sp,#4] + ror w16,w27,#6 + add w22,w22,w28 // h+=K[i] + ror w15,w10,#7 + and w17,w20,w27 + ror w14,w7,#17 + bic w28,w21,w27 + ror w0,w23,#2 + add w22,w22,w8 // h+=X[i] + eor w16,w16,w27,ror#11 + eor w15,w15,w10,ror#18 + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w23,w24 // a^b, b^c in next round + eor w16,w16,w27,ror#25 // Sigma1(e) + eor w0,w0,w23,ror#13 + add w22,w22,w17 // h+=Ch(e,f,g) + and w19,w19,w28 // (b^c)&=(a^b) + eor w14,w14,w7,ror#19 + eor w15,w15,w10,lsr#3 // sigma0(X[i+1]) + add w22,w22,w16 // h+=Sigma1(e) + eor w19,w19,w24 // Maj(a,b,c) + eor w17,w0,w23,ror#22 // Sigma0(a) + eor w14,w14,w7,lsr#10 // sigma1(X[i+14]) + add w9,w9,w2 + add w26,w26,w22 // d+=h + add w22,w22,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + add w9,w9,w15 + add w22,w22,w17 // h+=Sigma0(a) + add w9,w9,w14 + ldr w14,[sp,#12] + str w1,[sp,#8] + ror w16,w26,#6 + add w21,w21,w19 // h+=K[i] + ror w0,w11,#7 + and w17,w27,w26 + ror w15,w8,#17 + bic w19,w20,w26 + ror w1,w22,#2 + add w21,w21,w9 // h+=X[i] + eor w16,w16,w26,ror#11 + eor w0,w0,w11,ror#18 + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w22,w23 // a^b, b^c in next round + eor w16,w16,w26,ror#25 // Sigma1(e) + eor w1,w1,w22,ror#13 + add w21,w21,w17 // h+=Ch(e,f,g) + and w28,w28,w19 // (b^c)&=(a^b) + eor w15,w15,w8,ror#19 + eor w0,w0,w11,lsr#3 // sigma0(X[i+1]) + add w21,w21,w16 // h+=Sigma1(e) + eor w28,w28,w23 // Maj(a,b,c) + eor w17,w1,w22,ror#22 // Sigma0(a) + eor w15,w15,w8,lsr#10 // sigma1(X[i+14]) + add w10,w10,w3 + add w25,w25,w21 // d+=h + add w21,w21,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + add w10,w10,w0 + add w21,w21,w17 // h+=Sigma0(a) + add w10,w10,w15 + ldr w15,[sp,#0] + str w2,[sp,#12] + ror w16,w25,#6 + add w20,w20,w28 // h+=K[i] + ror w1,w12,#7 + and w17,w26,w25 + ror w0,w9,#17 + bic w28,w27,w25 + ror w2,w21,#2 + add w20,w20,w10 // h+=X[i] + eor w16,w16,w25,ror#11 + eor w1,w1,w12,ror#18 + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w21,w22 // a^b, b^c in next round + eor w16,w16,w25,ror#25 // Sigma1(e) + eor w2,w2,w21,ror#13 + add w20,w20,w17 // h+=Ch(e,f,g) + and w19,w19,w28 // (b^c)&=(a^b) + eor w0,w0,w9,ror#19 + eor w1,w1,w12,lsr#3 // sigma0(X[i+1]) + add w20,w20,w16 // h+=Sigma1(e) + eor w19,w19,w22 // Maj(a,b,c) + eor w17,w2,w21,ror#22 // Sigma0(a) + eor w0,w0,w9,lsr#10 // sigma1(X[i+14]) + add w11,w11,w4 + add w24,w24,w20 // d+=h + add w20,w20,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + add w11,w11,w1 + add w20,w20,w17 // h+=Sigma0(a) + add w11,w11,w0 + ldr w0,[sp,#4] + str w3,[sp,#0] + ror w16,w24,#6 + add w27,w27,w19 // h+=K[i] + ror w2,w13,#7 + and w17,w25,w24 + ror w1,w10,#17 + bic w19,w26,w24 + ror w3,w20,#2 + add w27,w27,w11 // h+=X[i] + eor w16,w16,w24,ror#11 + eor w2,w2,w13,ror#18 + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w20,w21 // a^b, b^c in next round + eor w16,w16,w24,ror#25 // Sigma1(e) + eor w3,w3,w20,ror#13 + add w27,w27,w17 // h+=Ch(e,f,g) + and w28,w28,w19 // (b^c)&=(a^b) + eor w1,w1,w10,ror#19 + eor w2,w2,w13,lsr#3 // sigma0(X[i+1]) + add w27,w27,w16 // h+=Sigma1(e) + eor w28,w28,w21 // Maj(a,b,c) + eor w17,w3,w20,ror#22 // Sigma0(a) + eor w1,w1,w10,lsr#10 // sigma1(X[i+14]) + add w12,w12,w5 + add w23,w23,w27 // d+=h + add w27,w27,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + add w12,w12,w2 + add w27,w27,w17 // h+=Sigma0(a) + add w12,w12,w1 + ldr w1,[sp,#8] + str w4,[sp,#4] + ror w16,w23,#6 + add w26,w26,w28 // h+=K[i] + ror w3,w14,#7 + and w17,w24,w23 + ror w2,w11,#17 + bic w28,w25,w23 + ror w4,w27,#2 + add w26,w26,w12 // h+=X[i] + eor w16,w16,w23,ror#11 + eor w3,w3,w14,ror#18 + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w27,w20 // a^b, b^c in next round + eor w16,w16,w23,ror#25 // Sigma1(e) + eor w4,w4,w27,ror#13 + add w26,w26,w17 // h+=Ch(e,f,g) + and w19,w19,w28 // (b^c)&=(a^b) + eor w2,w2,w11,ror#19 + eor w3,w3,w14,lsr#3 // sigma0(X[i+1]) + add w26,w26,w16 // h+=Sigma1(e) + eor w19,w19,w20 // Maj(a,b,c) + eor w17,w4,w27,ror#22 // Sigma0(a) + eor w2,w2,w11,lsr#10 // sigma1(X[i+14]) + add w13,w13,w6 + add w22,w22,w26 // d+=h + add w26,w26,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + add w13,w13,w3 + add w26,w26,w17 // h+=Sigma0(a) + add w13,w13,w2 + ldr w2,[sp,#12] + str w5,[sp,#8] + ror w16,w22,#6 + add w25,w25,w19 // h+=K[i] + ror w4,w15,#7 + and w17,w23,w22 + ror w3,w12,#17 + bic w19,w24,w22 + ror w5,w26,#2 + add w25,w25,w13 // h+=X[i] + eor w16,w16,w22,ror#11 + eor w4,w4,w15,ror#18 + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w26,w27 // a^b, b^c in next round + eor w16,w16,w22,ror#25 // Sigma1(e) + eor w5,w5,w26,ror#13 + add w25,w25,w17 // h+=Ch(e,f,g) + and w28,w28,w19 // (b^c)&=(a^b) + eor w3,w3,w12,ror#19 + eor w4,w4,w15,lsr#3 // sigma0(X[i+1]) + add w25,w25,w16 // h+=Sigma1(e) + eor w28,w28,w27 // Maj(a,b,c) + eor w17,w5,w26,ror#22 // Sigma0(a) + eor w3,w3,w12,lsr#10 // sigma1(X[i+14]) + add w14,w14,w7 + add w21,w21,w25 // d+=h + add w25,w25,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + add w14,w14,w4 + add w25,w25,w17 // h+=Sigma0(a) + add w14,w14,w3 + ldr w3,[sp,#0] + str w6,[sp,#12] + ror w16,w21,#6 + add w24,w24,w28 // h+=K[i] + ror w5,w0,#7 + and w17,w22,w21 + ror w4,w13,#17 + bic w28,w23,w21 + ror w6,w25,#2 + add w24,w24,w14 // h+=X[i] + eor w16,w16,w21,ror#11 + eor w5,w5,w0,ror#18 + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w25,w26 // a^b, b^c in next round + eor w16,w16,w21,ror#25 // Sigma1(e) + eor w6,w6,w25,ror#13 + add w24,w24,w17 // h+=Ch(e,f,g) + and w19,w19,w28 // (b^c)&=(a^b) + eor w4,w4,w13,ror#19 + eor w5,w5,w0,lsr#3 // sigma0(X[i+1]) + add w24,w24,w16 // h+=Sigma1(e) + eor w19,w19,w26 // Maj(a,b,c) + eor w17,w6,w25,ror#22 // Sigma0(a) + eor w4,w4,w13,lsr#10 // sigma1(X[i+14]) + add w15,w15,w8 + add w20,w20,w24 // d+=h + add w24,w24,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + add w15,w15,w5 + add w24,w24,w17 // h+=Sigma0(a) + add w15,w15,w4 + ldr w4,[sp,#4] + str w7,[sp,#0] + ror w16,w20,#6 + add w23,w23,w19 // h+=K[i] + ror w6,w1,#7 + and w17,w21,w20 + ror w5,w14,#17 + bic w19,w22,w20 + ror w7,w24,#2 + add w23,w23,w15 // h+=X[i] + eor w16,w16,w20,ror#11 + eor w6,w6,w1,ror#18 + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w24,w25 // a^b, b^c in next round + eor w16,w16,w20,ror#25 // Sigma1(e) + eor w7,w7,w24,ror#13 + add w23,w23,w17 // h+=Ch(e,f,g) + and w28,w28,w19 // (b^c)&=(a^b) + eor w5,w5,w14,ror#19 + eor w6,w6,w1,lsr#3 // sigma0(X[i+1]) + add w23,w23,w16 // h+=Sigma1(e) + eor w28,w28,w25 // Maj(a,b,c) + eor w17,w7,w24,ror#22 // Sigma0(a) + eor w5,w5,w14,lsr#10 // sigma1(X[i+14]) + add w0,w0,w9 + add w27,w27,w23 // d+=h + add w23,w23,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + add w0,w0,w6 + add w23,w23,w17 // h+=Sigma0(a) + add w0,w0,w5 + ldr w5,[sp,#8] + str w8,[sp,#4] + ror w16,w27,#6 + add w22,w22,w28 // h+=K[i] + ror w7,w2,#7 + and w17,w20,w27 + ror w6,w15,#17 + bic w28,w21,w27 + ror w8,w23,#2 + add w22,w22,w0 // h+=X[i] + eor w16,w16,w27,ror#11 + eor w7,w7,w2,ror#18 + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w23,w24 // a^b, b^c in next round + eor w16,w16,w27,ror#25 // Sigma1(e) + eor w8,w8,w23,ror#13 + add w22,w22,w17 // h+=Ch(e,f,g) + and w19,w19,w28 // (b^c)&=(a^b) + eor w6,w6,w15,ror#19 + eor w7,w7,w2,lsr#3 // sigma0(X[i+1]) + add w22,w22,w16 // h+=Sigma1(e) + eor w19,w19,w24 // Maj(a,b,c) + eor w17,w8,w23,ror#22 // Sigma0(a) + eor w6,w6,w15,lsr#10 // sigma1(X[i+14]) + add w1,w1,w10 + add w26,w26,w22 // d+=h + add w22,w22,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + add w1,w1,w7 + add w22,w22,w17 // h+=Sigma0(a) + add w1,w1,w6 + ldr w6,[sp,#12] + str w9,[sp,#8] + ror w16,w26,#6 + add w21,w21,w19 // h+=K[i] + ror w8,w3,#7 + and w17,w27,w26 + ror w7,w0,#17 + bic w19,w20,w26 + ror w9,w22,#2 + add w21,w21,w1 // h+=X[i] + eor w16,w16,w26,ror#11 + eor w8,w8,w3,ror#18 + orr w17,w17,w19 // Ch(e,f,g) + eor w19,w22,w23 // a^b, b^c in next round + eor w16,w16,w26,ror#25 // Sigma1(e) + eor w9,w9,w22,ror#13 + add w21,w21,w17 // h+=Ch(e,f,g) + and w28,w28,w19 // (b^c)&=(a^b) + eor w7,w7,w0,ror#19 + eor w8,w8,w3,lsr#3 // sigma0(X[i+1]) + add w21,w21,w16 // h+=Sigma1(e) + eor w28,w28,w23 // Maj(a,b,c) + eor w17,w9,w22,ror#22 // Sigma0(a) + eor w7,w7,w0,lsr#10 // sigma1(X[i+14]) + add w2,w2,w11 + add w25,w25,w21 // d+=h + add w21,w21,w28 // h+=Maj(a,b,c) + ldr w28,[x30],#4 // *K++, w19 in next round + add w2,w2,w8 + add w21,w21,w17 // h+=Sigma0(a) + add w2,w2,w7 + ldr w7,[sp,#0] + str w10,[sp,#12] + ror w16,w25,#6 + add w20,w20,w28 // h+=K[i] + ror w9,w4,#7 + and w17,w26,w25 + ror w8,w1,#17 + bic w28,w27,w25 + ror w10,w21,#2 + add w20,w20,w2 // h+=X[i] + eor w16,w16,w25,ror#11 + eor w9,w9,w4,ror#18 + orr w17,w17,w28 // Ch(e,f,g) + eor w28,w21,w22 // a^b, b^c in next round + eor w16,w16,w25,ror#25 // Sigma1(e) + eor w10,w10,w21,ror#13 + add w20,w20,w17 // h+=Ch(e,f,g) + and w19,w19,w28 // (b^c)&=(a^b) + eor w8,w8,w1,ror#19 + eor w9,w9,w4,lsr#3 // sigma0(X[i+1]) + add w20,w20,w16 // h+=Sigma1(e) + eor w19,w19,w22 // Maj(a,b,c) + eor w17,w10,w21,ror#22 // Sigma0(a) + eor w8,w8,w1,lsr#10 // sigma1(X[i+14]) + add w3,w3,w12 + add w24,w24,w20 // d+=h + add w20,w20,w19 // h+=Maj(a,b,c) + ldr w19,[x30],#4 // *K++, w28 in next round + add w3,w3,w9 + add w20,w20,w17 // h+=Sigma0(a) + add w3,w3,w8 + cbnz w19,.Loop_16_xx + + ldp x0,x2,[x29,#96] + ldr x1,[x29,#112] + sub x30,x30,#260 // rewind + + ldp w3,w4,[x0] + ldp w5,w6,[x0,#2*4] + add x1,x1,#14*4 // advance input pointer + ldp w7,w8,[x0,#4*4] + add w20,w20,w3 + ldp w9,w10,[x0,#6*4] + add w21,w21,w4 + add w22,w22,w5 + add w23,w23,w6 + stp w20,w21,[x0] + add w24,w24,w7 + add w25,w25,w8 + stp w22,w23,[x0,#2*4] + add w26,w26,w9 + add w27,w27,w10 + cmp x1,x2 + stp w24,w25,[x0,#4*4] + stp w26,w27,[x0,#6*4] + b.ne .Loop + + ldp x19,x20,[x29,#16] + add sp,sp,#4*4 + ldp x21,x22,[x29,#32] + ldp x23,x24,[x29,#48] + ldp x25,x26,[x29,#64] + ldp x27,x28,[x29,#80] + ldp x29,x30,[sp],#128 + ret +.size sha256_block_data_order,.-sha256_block_data_order + +.align 6 +.type .LK256,%object +.LK256: + .long 0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5 + .long 0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5 + .long 0xd807aa98,0x12835b01,0x243185be,0x550c7dc3 + .long 0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174 + .long 0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc + .long 0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da + .long 0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7 + .long 0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967 + .long 0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13 + .long 0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85 + .long 0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3 + .long 0xd192e819,0xd6990624,0xf40e3585,0x106aa070 + .long 0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5 + .long 0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3 + .long 0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208 + .long 0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2 + .long 0 //terminator +.size .LK256,.-.LK256 +#ifndef __KERNEL__ +.align 3 +.LOPENSSL_armcap_P: +# ifdef __ILP32__ + .long OPENSSL_armcap_P-. +# else + .quad OPENSSL_armcap_P-. +# endif +#endif +.asciz "SHA256 block transform for ARMv8, CRYPTOGAMS by <appro@openssl.org>" +.align 2 +#ifndef __KERNEL__ +.type sha256_block_armv8,%function +.align 6 +sha256_block_armv8: +.Lv8_entry: + stp x29,x30,[sp,#-16]! + add x29,sp,#0 + + ld1 {v0.4s,v1.4s},[x0] + adr x3,.LK256 + +.Loop_hw: + ld1 {v4.16b-v7.16b},[x1],#64 + sub x2,x2,#1 + ld1 {v16.4s},[x3],#16 + rev32 v4.16b,v4.16b + rev32 v5.16b,v5.16b + rev32 v6.16b,v6.16b + rev32 v7.16b,v7.16b + orr v18.16b,v0.16b,v0.16b // offload + orr v19.16b,v1.16b,v1.16b + ld1 {v17.4s},[x3],#16 + add v16.4s,v16.4s,v4.4s + .inst 0x5e2828a4 //sha256su0 v4.16b,v5.16b + orr v2.16b,v0.16b,v0.16b + .inst 0x5e104020 //sha256h v0.16b,v1.16b,v16.4s + .inst 0x5e105041 //sha256h2 v1.16b,v2.16b,v16.4s + .inst 0x5e0760c4 //sha256su1 v4.16b,v6.16b,v7.16b + ld1 {v16.4s},[x3],#16 + add v17.4s,v17.4s,v5.4s + .inst 0x5e2828c5 //sha256su0 v5.16b,v6.16b + orr v2.16b,v0.16b,v0.16b + .inst 0x5e114020 //sha256h v0.16b,v1.16b,v17.4s + .inst 0x5e115041 //sha256h2 v1.16b,v2.16b,v17.4s + .inst 0x5e0460e5 //sha256su1 v5.16b,v7.16b,v4.16b + ld1 {v17.4s},[x3],#16 + add v16.4s,v16.4s,v6.4s + .inst 0x5e2828e6 //sha256su0 v6.16b,v7.16b + orr v2.16b,v0.16b,v0.16b + .inst 0x5e104020 //sha256h v0.16b,v1.16b,v16.4s + .inst 0x5e105041 //sha256h2 v1.16b,v2.16b,v16.4s + .inst 0x5e056086 //sha256su1 v6.16b,v4.16b,v5.16b + ld1 {v16.4s},[x3],#16 + add v17.4s,v17.4s,v7.4s + .inst 0x5e282887 //sha256su0 v7.16b,v4.16b + orr v2.16b,v0.16b,v0.16b + .inst 0x5e114020 //sha256h v0.16b,v1.16b,v17.4s + .inst 0x5e115041 //sha256h2 v1.16b,v2.16b,v17.4s + .inst 0x5e0660a7 //sha256su1 v7.16b,v5.16b,v6.16b + ld1 {v17.4s},[x3],#16 + add v16.4s,v16.4s,v4.4s + .inst 0x5e2828a4 //sha256su0 v4.16b,v5.16b + orr v2.16b,v0.16b,v0.16b + .inst 0x5e104020 //sha256h v0.16b,v1.16b,v16.4s + .inst 0x5e105041 //sha256h2 v1.16b,v2.16b,v16.4s + .inst 0x5e0760c4 //sha256su1 v4.16b,v6.16b,v7.16b + ld1 {v16.4s},[x3],#16 + add v17.4s,v17.4s,v5.4s + .inst 0x5e2828c5 //sha256su0 v5.16b,v6.16b + orr v2.16b,v0.16b,v0.16b + .inst 0x5e114020 //sha256h v0.16b,v1.16b,v17.4s + .inst 0x5e115041 //sha256h2 v1.16b,v2.16b,v17.4s + .inst 0x5e0460e5 //sha256su1 v5.16b,v7.16b,v4.16b + ld1 {v17.4s},[x3],#16 + add v16.4s,v16.4s,v6.4s + .inst 0x5e2828e6 //sha256su0 v6.16b,v7.16b + orr v2.16b,v0.16b,v0.16b + .inst 0x5e104020 //sha256h v0.16b,v1.16b,v16.4s + .inst 0x5e105041 //sha256h2 v1.16b,v2.16b,v16.4s + .inst 0x5e056086 //sha256su1 v6.16b,v4.16b,v5.16b + ld1 {v16.4s},[x3],#16 + add v17.4s,v17.4s,v7.4s + .inst 0x5e282887 //sha256su0 v7.16b,v4.16b + orr v2.16b,v0.16b,v0.16b + .inst 0x5e114020 //sha256h v0.16b,v1.16b,v17.4s + .inst 0x5e115041 //sha256h2 v1.16b,v2.16b,v17.4s + .inst 0x5e0660a7 //sha256su1 v7.16b,v5.16b,v6.16b + ld1 {v17.4s},[x3],#16 + add v16.4s,v16.4s,v4.4s + .inst 0x5e2828a4 //sha256su0 v4.16b,v5.16b + orr v2.16b,v0.16b,v0.16b + .inst 0x5e104020 //sha256h v0.16b,v1.16b,v16.4s + .inst 0x5e105041 //sha256h2 v1.16b,v2.16b,v16.4s + .inst 0x5e0760c4 //sha256su1 v4.16b,v6.16b,v7.16b + ld1 {v16.4s},[x3],#16 + add v17.4s,v17.4s,v5.4s + .inst 0x5e2828c5 //sha256su0 v5.16b,v6.16b + orr v2.16b,v0.16b,v0.16b + .inst 0x5e114020 //sha256h v0.16b,v1.16b,v17.4s + .inst 0x5e115041 //sha256h2 v1.16b,v2.16b,v17.4s + .inst 0x5e0460e5 //sha256su1 v5.16b,v7.16b,v4.16b + ld1 {v17.4s},[x3],#16 + add v16.4s,v16.4s,v6.4s + .inst 0x5e2828e6 //sha256su0 v6.16b,v7.16b + orr v2.16b,v0.16b,v0.16b + .inst 0x5e104020 //sha256h v0.16b,v1.16b,v16.4s + .inst 0x5e105041 //sha256h2 v1.16b,v2.16b,v16.4s + .inst 0x5e056086 //sha256su1 v6.16b,v4.16b,v5.16b + ld1 {v16.4s},[x3],#16 + add v17.4s,v17.4s,v7.4s + .inst 0x5e282887 //sha256su0 v7.16b,v4.16b + orr v2.16b,v0.16b,v0.16b + .inst 0x5e114020 //sha256h v0.16b,v1.16b,v17.4s + .inst 0x5e115041 //sha256h2 v1.16b,v2.16b,v17.4s + .inst 0x5e0660a7 //sha256su1 v7.16b,v5.16b,v6.16b + ld1 {v17.4s},[x3],#16 + add v16.4s,v16.4s,v4.4s + orr v2.16b,v0.16b,v0.16b + .inst 0x5e104020 //sha256h v0.16b,v1.16b,v16.4s + .inst 0x5e105041 //sha256h2 v1.16b,v2.16b,v16.4s + + ld1 {v16.4s},[x3],#16 + add v17.4s,v17.4s,v5.4s + orr v2.16b,v0.16b,v0.16b + .inst 0x5e114020 //sha256h v0.16b,v1.16b,v17.4s + .inst 0x5e115041 //sha256h2 v1.16b,v2.16b,v17.4s + + ld1 {v17.4s},[x3] + add v16.4s,v16.4s,v6.4s + sub x3,x3,#64*4-16 // rewind + orr v2.16b,v0.16b,v0.16b + .inst 0x5e104020 //sha256h v0.16b,v1.16b,v16.4s + .inst 0x5e105041 //sha256h2 v1.16b,v2.16b,v16.4s + + add v17.4s,v17.4s,v7.4s + orr v2.16b,v0.16b,v0.16b + .inst 0x5e114020 //sha256h v0.16b,v1.16b,v17.4s + .inst 0x5e115041 //sha256h2 v1.16b,v2.16b,v17.4s + + add v0.4s,v0.4s,v18.4s + add v1.4s,v1.4s,v19.4s + + cbnz x2,.Loop_hw + + st1 {v0.4s,v1.4s},[x0] + + ldr x29,[sp],#16 + ret +.size sha256_block_armv8,.-sha256_block_armv8 +#endif +#ifdef __KERNEL__ +.globl sha256_block_neon +#endif +.type sha256_block_neon,%function +.align 4 +sha256_block_neon: +.Lneon_entry: + stp x29, x30, [sp, #-16]! + mov x29, sp + sub sp,sp,#16*4 + + adr x16,.LK256 + add x2,x1,x2,lsl#6 // len to point at the end of inp + + ld1 {v0.16b},[x1], #16 + ld1 {v1.16b},[x1], #16 + ld1 {v2.16b},[x1], #16 + ld1 {v3.16b},[x1], #16 + ld1 {v4.4s},[x16], #16 + ld1 {v5.4s},[x16], #16 + ld1 {v6.4s},[x16], #16 + ld1 {v7.4s},[x16], #16 + rev32 v0.16b,v0.16b // yes, even on + rev32 v1.16b,v1.16b // big-endian + rev32 v2.16b,v2.16b + rev32 v3.16b,v3.16b + mov x17,sp + add v4.4s,v4.4s,v0.4s + add v5.4s,v5.4s,v1.4s + add v6.4s,v6.4s,v2.4s + st1 {v4.4s-v5.4s},[x17], #32 + add v7.4s,v7.4s,v3.4s + st1 {v6.4s-v7.4s},[x17] + sub x17,x17,#32 + + ldp w3,w4,[x0] + ldp w5,w6,[x0,#8] + ldp w7,w8,[x0,#16] + ldp w9,w10,[x0,#24] + ldr w12,[sp,#0] + mov w13,wzr + eor w14,w4,w5 + mov w15,wzr + b .L_00_48 + +.align 4 +.L_00_48: + ext v4.16b,v0.16b,v1.16b,#4 + add w10,w10,w12 + add w3,w3,w15 + and w12,w8,w7 + bic w15,w9,w7 + ext v7.16b,v2.16b,v3.16b,#4 + eor w11,w7,w7,ror#5 + add w3,w3,w13 + mov d19,v3.d[1] + orr w12,w12,w15 + eor w11,w11,w7,ror#19 + ushr v6.4s,v4.4s,#7 + eor w15,w3,w3,ror#11 + ushr v5.4s,v4.4s,#3 + add w10,w10,w12 + add v0.4s,v0.4s,v7.4s + ror w11,w11,#6 + sli v6.4s,v4.4s,#25 + eor w13,w3,w4 + eor w15,w15,w3,ror#20 + ushr v7.4s,v4.4s,#18 + add w10,w10,w11 + ldr w12,[sp,#4] + and w14,w14,w13 + eor v5.16b,v5.16b,v6.16b + ror w15,w15,#2 + add w6,w6,w10 + sli v7.4s,v4.4s,#14 + eor w14,w14,w4 + ushr v16.4s,v19.4s,#17 + add w9,w9,w12 + add w10,w10,w15 + and w12,w7,w6 + eor v5.16b,v5.16b,v7.16b + bic w15,w8,w6 + eor w11,w6,w6,ror#5 + sli v16.4s,v19.4s,#15 + add w10,w10,w14 + orr w12,w12,w15 + ushr v17.4s,v19.4s,#10 + eor w11,w11,w6,ror#19 + eor w15,w10,w10,ror#11 + ushr v7.4s,v19.4s,#19 + add w9,w9,w12 + ror w11,w11,#6 + add v0.4s,v0.4s,v5.4s + eor w14,w10,w3 + eor w15,w15,w10,ror#20 + sli v7.4s,v19.4s,#13 + add w9,w9,w11 + ldr w12,[sp,#8] + and w13,w13,w14 + eor v17.16b,v17.16b,v16.16b + ror w15,w15,#2 + add w5,w5,w9 + eor w13,w13,w3 + eor v17.16b,v17.16b,v7.16b + add w8,w8,w12 + add w9,w9,w15 + and w12,w6,w5 + add v0.4s,v0.4s,v17.4s + bic w15,w7,w5 + eor w11,w5,w5,ror#5 + add w9,w9,w13 + ushr v18.4s,v0.4s,#17 + orr w12,w12,w15 + ushr v19.4s,v0.4s,#10 + eor w11,w11,w5,ror#19 + eor w15,w9,w9,ror#11 + sli v18.4s,v0.4s,#15 + add w8,w8,w12 + ushr v17.4s,v0.4s,#19 + ror w11,w11,#6 + eor w13,w9,w10 + eor v19.16b,v19.16b,v18.16b + eor w15,w15,w9,ror#20 + add w8,w8,w11 + sli v17.4s,v0.4s,#13 + ldr w12,[sp,#12] + and w14,w14,w13 + ror w15,w15,#2 + ld1 {v4.4s},[x16], #16 + add w4,w4,w8 + eor v19.16b,v19.16b,v17.16b + eor w14,w14,w10 + eor v17.16b,v17.16b,v17.16b + add w7,w7,w12 + add w8,w8,w15 + and w12,w5,w4 + mov v17.d[1],v19.d[0] + bic w15,w6,w4 + eor w11,w4,w4,ror#5 + add w8,w8,w14 + add v0.4s,v0.4s,v17.4s + orr w12,w12,w15 + eor w11,w11,w4,ror#19 + eor w15,w8,w8,ror#11 + add v4.4s,v4.4s,v0.4s + add w7,w7,w12 + ror w11,w11,#6 + eor w14,w8,w9 + eor w15,w15,w8,ror#20 + add w7,w7,w11 + ldr w12,[sp,#16] + and w13,w13,w14 + ror w15,w15,#2 + add w3,w3,w7 + eor w13,w13,w9 + st1 {v4.4s},[x17], #16 + ext v4.16b,v1.16b,v2.16b,#4 + add w6,w6,w12 + add w7,w7,w15 + and w12,w4,w3 + bic w15,w5,w3 + ext v7.16b,v3.16b,v0.16b,#4 + eor w11,w3,w3,ror#5 + add w7,w7,w13 + mov d19,v0.d[1] + orr w12,w12,w15 + eor w11,w11,w3,ror#19 + ushr v6.4s,v4.4s,#7 + eor w15,w7,w7,ror#11 + ushr v5.4s,v4.4s,#3 + add w6,w6,w12 + add v1.4s,v1.4s,v7.4s + ror w11,w11,#6 + sli v6.4s,v4.4s,#25 + eor w13,w7,w8 + eor w15,w15,w7,ror#20 + ushr v7.4s,v4.4s,#18 + add w6,w6,w11 + ldr w12,[sp,#20] + and w14,w14,w13 + eor v5.16b,v5.16b,v6.16b + ror w15,w15,#2 + add w10,w10,w6 + sli v7.4s,v4.4s,#14 + eor w14,w14,w8 + ushr v16.4s,v19.4s,#17 + add w5,w5,w12 + add w6,w6,w15 + and w12,w3,w10 + eor v5.16b,v5.16b,v7.16b + bic w15,w4,w10 + eor w11,w10,w10,ror#5 + sli v16.4s,v19.4s,#15 + add w6,w6,w14 + orr w12,w12,w15 + ushr v17.4s,v19.4s,#10 + eor w11,w11,w10,ror#19 + eor w15,w6,w6,ror#11 + ushr v7.4s,v19.4s,#19 + add w5,w5,w12 + ror w11,w11,#6 + add v1.4s,v1.4s,v5.4s + eor w14,w6,w7 + eor w15,w15,w6,ror#20 + sli v7.4s,v19.4s,#13 + add w5,w5,w11 + ldr w12,[sp,#24] + and w13,w13,w14 + eor v17.16b,v17.16b,v16.16b + ror w15,w15,#2 + add w9,w9,w5 + eor w13,w13,w7 + eor v17.16b,v17.16b,v7.16b + add w4,w4,w12 + add w5,w5,w15 + and w12,w10,w9 + add v1.4s,v1.4s,v17.4s + bic w15,w3,w9 + eor w11,w9,w9,ror#5 + add w5,w5,w13 + ushr v18.4s,v1.4s,#17 + orr w12,w12,w15 + ushr v19.4s,v1.4s,#10 + eor w11,w11,w9,ror#19 + eor w15,w5,w5,ror#11 + sli v18.4s,v1.4s,#15 + add w4,w4,w12 + ushr v17.4s,v1.4s,#19 + ror w11,w11,#6 + eor w13,w5,w6 + eor v19.16b,v19.16b,v18.16b + eor w15,w15,w5,ror#20 + add w4,w4,w11 + sli v17.4s,v1.4s,#13 + ldr w12,[sp,#28] + and w14,w14,w13 + ror w15,w15,#2 + ld1 {v4.4s},[x16], #16 + add w8,w8,w4 + eor v19.16b,v19.16b,v17.16b + eor w14,w14,w6 + eor v17.16b,v17.16b,v17.16b + add w3,w3,w12 + add w4,w4,w15 + and w12,w9,w8 + mov v17.d[1],v19.d[0] + bic w15,w10,w8 + eor w11,w8,w8,ror#5 + add w4,w4,w14 + add v1.4s,v1.4s,v17.4s + orr w12,w12,w15 + eor w11,w11,w8,ror#19 + eor w15,w4,w4,ror#11 + add v4.4s,v4.4s,v1.4s + add w3,w3,w12 + ror w11,w11,#6 + eor w14,w4,w5 + eor w15,w15,w4,ror#20 + add w3,w3,w11 + ldr w12,[sp,#32] + and w13,w13,w14 + ror w15,w15,#2 + add w7,w7,w3 + eor w13,w13,w5 + st1 {v4.4s},[x17], #16 + ext v4.16b,v2.16b,v3.16b,#4 + add w10,w10,w12 + add w3,w3,w15 + and w12,w8,w7 + bic w15,w9,w7 + ext v7.16b,v0.16b,v1.16b,#4 + eor w11,w7,w7,ror#5 + add w3,w3,w13 + mov d19,v1.d[1] + orr w12,w12,w15 + eor w11,w11,w7,ror#19 + ushr v6.4s,v4.4s,#7 + eor w15,w3,w3,ror#11 + ushr v5.4s,v4.4s,#3 + add w10,w10,w12 + add v2.4s,v2.4s,v7.4s + ror w11,w11,#6 + sli v6.4s,v4.4s,#25 + eor w13,w3,w4 + eor w15,w15,w3,ror#20 + ushr v7.4s,v4.4s,#18 + add w10,w10,w11 + ldr w12,[sp,#36] + and w14,w14,w13 + eor v5.16b,v5.16b,v6.16b + ror w15,w15,#2 + add w6,w6,w10 + sli v7.4s,v4.4s,#14 + eor w14,w14,w4 + ushr v16.4s,v19.4s,#17 + add w9,w9,w12 + add w10,w10,w15 + and w12,w7,w6 + eor v5.16b,v5.16b,v7.16b + bic w15,w8,w6 + eor w11,w6,w6,ror#5 + sli v16.4s,v19.4s,#15 + add w10,w10,w14 + orr w12,w12,w15 + ushr v17.4s,v19.4s,#10 + eor w11,w11,w6,ror#19 + eor w15,w10,w10,ror#11 + ushr v7.4s,v19.4s,#19 + add w9,w9,w12 + ror w11,w11,#6 + add v2.4s,v2.4s,v5.4s + eor w14,w10,w3 + eor w15,w15,w10,ror#20 + sli v7.4s,v19.4s,#13 + add w9,w9,w11 + ldr w12,[sp,#40] + and w13,w13,w14 + eor v17.16b,v17.16b,v16.16b + ror w15,w15,#2 + add w5,w5,w9 + eor w13,w13,w3 + eor v17.16b,v17.16b,v7.16b + add w8,w8,w12 + add w9,w9,w15 + and w12,w6,w5 + add v2.4s,v2.4s,v17.4s + bic w15,w7,w5 + eor w11,w5,w5,ror#5 + add w9,w9,w13 + ushr v18.4s,v2.4s,#17 + orr w12,w12,w15 + ushr v19.4s,v2.4s,#10 + eor w11,w11,w5,ror#19 + eor w15,w9,w9,ror#11 + sli v18.4s,v2.4s,#15 + add w8,w8,w12 + ushr v17.4s,v2.4s,#19 + ror w11,w11,#6 + eor w13,w9,w10 + eor v19.16b,v19.16b,v18.16b + eor w15,w15,w9,ror#20 + add w8,w8,w11 + sli v17.4s,v2.4s,#13 + ldr w12,[sp,#44] + and w14,w14,w13 + ror w15,w15,#2 + ld1 {v4.4s},[x16], #16 + add w4,w4,w8 + eor v19.16b,v19.16b,v17.16b + eor w14,w14,w10 + eor v17.16b,v17.16b,v17.16b + add w7,w7,w12 + add w8,w8,w15 + and w12,w5,w4 + mov v17.d[1],v19.d[0] + bic w15,w6,w4 + eor w11,w4,w4,ror#5 + add w8,w8,w14 + add v2.4s,v2.4s,v17.4s + orr w12,w12,w15 + eor w11,w11,w4,ror#19 + eor w15,w8,w8,ror#11 + add v4.4s,v4.4s,v2.4s + add w7,w7,w12 + ror w11,w11,#6 + eor w14,w8,w9 + eor w15,w15,w8,ror#20 + add w7,w7,w11 + ldr w12,[sp,#48] + and w13,w13,w14 + ror w15,w15,#2 + add w3,w3,w7 + eor w13,w13,w9 + st1 {v4.4s},[x17], #16 + ext v4.16b,v3.16b,v0.16b,#4 + add w6,w6,w12 + add w7,w7,w15 + and w12,w4,w3 + bic w15,w5,w3 + ext v7.16b,v1.16b,v2.16b,#4 + eor w11,w3,w3,ror#5 + add w7,w7,w13 + mov d19,v2.d[1] + orr w12,w12,w15 + eor w11,w11,w3,ror#19 + ushr v6.4s,v4.4s,#7 + eor w15,w7,w7,ror#11 + ushr v5.4s,v4.4s,#3 + add w6,w6,w12 + add v3.4s,v3.4s,v7.4s + ror w11,w11,#6 + sli v6.4s,v4.4s,#25 + eor w13,w7,w8 + eor w15,w15,w7,ror#20 + ushr v7.4s,v4.4s,#18 + add w6,w6,w11 + ldr w12,[sp,#52] + and w14,w14,w13 + eor v5.16b,v5.16b,v6.16b + ror w15,w15,#2 + add w10,w10,w6 + sli v7.4s,v4.4s,#14 + eor w14,w14,w8 + ushr v16.4s,v19.4s,#17 + add w5,w5,w12 + add w6,w6,w15 + and w12,w3,w10 + eor v5.16b,v5.16b,v7.16b + bic w15,w4,w10 + eor w11,w10,w10,ror#5 + sli v16.4s,v19.4s,#15 + add w6,w6,w14 + orr w12,w12,w15 + ushr v17.4s,v19.4s,#10 + eor w11,w11,w10,ror#19 + eor w15,w6,w6,ror#11 + ushr v7.4s,v19.4s,#19 + add w5,w5,w12 + ror w11,w11,#6 + add v3.4s,v3.4s,v5.4s + eor w14,w6,w7 + eor w15,w15,w6,ror#20 + sli v7.4s,v19.4s,#13 + add w5,w5,w11 + ldr w12,[sp,#56] + and w13,w13,w14 + eor v17.16b,v17.16b,v16.16b + ror w15,w15,#2 + add w9,w9,w5 + eor w13,w13,w7 + eor v17.16b,v17.16b,v7.16b + add w4,w4,w12 + add w5,w5,w15 + and w12,w10,w9 + add v3.4s,v3.4s,v17.4s + bic w15,w3,w9 + eor w11,w9,w9,ror#5 + add w5,w5,w13 + ushr v18.4s,v3.4s,#17 + orr w12,w12,w15 + ushr v19.4s,v3.4s,#10 + eor w11,w11,w9,ror#19 + eor w15,w5,w5,ror#11 + sli v18.4s,v3.4s,#15 + add w4,w4,w12 + ushr v17.4s,v3.4s,#19 + ror w11,w11,#6 + eor w13,w5,w6 + eor v19.16b,v19.16b,v18.16b + eor w15,w15,w5,ror#20 + add w4,w4,w11 + sli v17.4s,v3.4s,#13 + ldr w12,[sp,#60] + and w14,w14,w13 + ror w15,w15,#2 + ld1 {v4.4s},[x16], #16 + add w8,w8,w4 + eor v19.16b,v19.16b,v17.16b + eor w14,w14,w6 + eor v17.16b,v17.16b,v17.16b + add w3,w3,w12 + add w4,w4,w15 + and w12,w9,w8 + mov v17.d[1],v19.d[0] + bic w15,w10,w8 + eor w11,w8,w8,ror#5 + add w4,w4,w14 + add v3.4s,v3.4s,v17.4s + orr w12,w12,w15 + eor w11,w11,w8,ror#19 + eor w15,w4,w4,ror#11 + add v4.4s,v4.4s,v3.4s + add w3,w3,w12 + ror w11,w11,#6 + eor w14,w4,w5 + eor w15,w15,w4,ror#20 + add w3,w3,w11 + ldr w12,[x16] + and w13,w13,w14 + ror w15,w15,#2 + add w7,w7,w3 + eor w13,w13,w5 + st1 {v4.4s},[x17], #16 + cmp w12,#0 // check for K256 terminator + ldr w12,[sp,#0] + sub x17,x17,#64 + bne .L_00_48 + + sub x16,x16,#256 // rewind x16 + cmp x1,x2 + mov x17, #64 + csel x17, x17, xzr, eq + sub x1,x1,x17 // avoid SEGV + mov x17,sp + add w10,w10,w12 + add w3,w3,w15 + and w12,w8,w7 + ld1 {v0.16b},[x1],#16 + bic w15,w9,w7 + eor w11,w7,w7,ror#5 + ld1 {v4.4s},[x16],#16 + add w3,w3,w13 + orr w12,w12,w15 + eor w11,w11,w7,ror#19 + eor w15,w3,w3,ror#11 + rev32 v0.16b,v0.16b + add w10,w10,w12 + ror w11,w11,#6 + eor w13,w3,w4 + eor w15,w15,w3,ror#20 + add v4.4s,v4.4s,v0.4s + add w10,w10,w11 + ldr w12,[sp,#4] + and w14,w14,w13 + ror w15,w15,#2 + add w6,w6,w10 + eor w14,w14,w4 + add w9,w9,w12 + add w10,w10,w15 + and w12,w7,w6 + bic w15,w8,w6 + eor w11,w6,w6,ror#5 + add w10,w10,w14 + orr w12,w12,w15 + eor w11,w11,w6,ror#19 + eor w15,w10,w10,ror#11 + add w9,w9,w12 + ror w11,w11,#6 + eor w14,w10,w3 + eor w15,w15,w10,ror#20 + add w9,w9,w11 + ldr w12,[sp,#8] + and w13,w13,w14 + ror w15,w15,#2 + add w5,w5,w9 + eor w13,w13,w3 + add w8,w8,w12 + add w9,w9,w15 + and w12,w6,w5 + bic w15,w7,w5 + eor w11,w5,w5,ror#5 + add w9,w9,w13 + orr w12,w12,w15 + eor w11,w11,w5,ror#19 + eor w15,w9,w9,ror#11 + add w8,w8,w12 + ror w11,w11,#6 + eor w13,w9,w10 + eor w15,w15,w9,ror#20 + add w8,w8,w11 + ldr w12,[sp,#12] + and w14,w14,w13 + ror w15,w15,#2 + add w4,w4,w8 + eor w14,w14,w10 + add w7,w7,w12 + add w8,w8,w15 + and w12,w5,w4 + bic w15,w6,w4 + eor w11,w4,w4,ror#5 + add w8,w8,w14 + orr w12,w12,w15 + eor w11,w11,w4,ror#19 + eor w15,w8,w8,ror#11 + add w7,w7,w12 + ror w11,w11,#6 + eor w14,w8,w9 + eor w15,w15,w8,ror#20 + add w7,w7,w11 + ldr w12,[sp,#16] + and w13,w13,w14 + ror w15,w15,#2 + add w3,w3,w7 + eor w13,w13,w9 + st1 {v4.4s},[x17], #16 + add w6,w6,w12 + add w7,w7,w15 + and w12,w4,w3 + ld1 {v1.16b},[x1],#16 + bic w15,w5,w3 + eor w11,w3,w3,ror#5 + ld1 {v4.4s},[x16],#16 + add w7,w7,w13 + orr w12,w12,w15 + eor w11,w11,w3,ror#19 + eor w15,w7,w7,ror#11 + rev32 v1.16b,v1.16b + add w6,w6,w12 + ror w11,w11,#6 + eor w13,w7,w8 + eor w15,w15,w7,ror#20 + add v4.4s,v4.4s,v1.4s + add w6,w6,w11 + ldr w12,[sp,#20] + and w14,w14,w13 + ror w15,w15,#2 + add w10,w10,w6 + eor w14,w14,w8 + add w5,w5,w12 + add w6,w6,w15 + and w12,w3,w10 + bic w15,w4,w10 + eor w11,w10,w10,ror#5 + add w6,w6,w14 + orr w12,w12,w15 + eor w11,w11,w10,ror#19 + eor w15,w6,w6,ror#11 + add w5,w5,w12 + ror w11,w11,#6 + eor w14,w6,w7 + eor w15,w15,w6,ror#20 + add w5,w5,w11 + ldr w12,[sp,#24] + and w13,w13,w14 + ror w15,w15,#2 + add w9,w9,w5 + eor w13,w13,w7 + add w4,w4,w12 + add w5,w5,w15 + and w12,w10,w9 + bic w15,w3,w9 + eor w11,w9,w9,ror#5 + add w5,w5,w13 + orr w12,w12,w15 + eor w11,w11,w9,ror#19 + eor w15,w5,w5,ror#11 + add w4,w4,w12 + ror w11,w11,#6 + eor w13,w5,w6 + eor w15,w15,w5,ror#20 + add w4,w4,w11 + ldr w12,[sp,#28] + and w14,w14,w13 + ror w15,w15,#2 + add w8,w8,w4 + eor w14,w14,w6 + add w3,w3,w12 + add w4,w4,w15 + and w12,w9,w8 + bic w15,w10,w8 + eor w11,w8,w8,ror#5 + add w4,w4,w14 + orr w12,w12,w15 + eor w11,w11,w8,ror#19 + eor w15,w4,w4,ror#11 + add w3,w3,w12 + ror w11,w11,#6 + eor w14,w4,w5 + eor w15,w15,w4,ror#20 + add w3,w3,w11 + ldr w12,[sp,#32] + and w13,w13,w14 + ror w15,w15,#2 + add w7,w7,w3 + eor w13,w13,w5 + st1 {v4.4s},[x17], #16 + add w10,w10,w12 + add w3,w3,w15 + and w12,w8,w7 + ld1 {v2.16b},[x1],#16 + bic w15,w9,w7 + eor w11,w7,w7,ror#5 + ld1 {v4.4s},[x16],#16 + add w3,w3,w13 + orr w12,w12,w15 + eor w11,w11,w7,ror#19 + eor w15,w3,w3,ror#11 + rev32 v2.16b,v2.16b + add w10,w10,w12 + ror w11,w11,#6 + eor w13,w3,w4 + eor w15,w15,w3,ror#20 + add v4.4s,v4.4s,v2.4s + add w10,w10,w11 + ldr w12,[sp,#36] + and w14,w14,w13 + ror w15,w15,#2 + add w6,w6,w10 + eor w14,w14,w4 + add w9,w9,w12 + add w10,w10,w15 + and w12,w7,w6 + bic w15,w8,w6 + eor w11,w6,w6,ror#5 + add w10,w10,w14 + orr w12,w12,w15 + eor w11,w11,w6,ror#19 + eor w15,w10,w10,ror#11 + add w9,w9,w12 + ror w11,w11,#6 + eor w14,w10,w3 + eor w15,w15,w10,ror#20 + add w9,w9,w11 + ldr w12,[sp,#40] + and w13,w13,w14 + ror w15,w15,#2 + add w5,w5,w9 + eor w13,w13,w3 + add w8,w8,w12 + add w9,w9,w15 + and w12,w6,w5 + bic w15,w7,w5 + eor w11,w5,w5,ror#5 + add w9,w9,w13 + orr w12,w12,w15 + eor w11,w11,w5,ror#19 + eor w15,w9,w9,ror#11 + add w8,w8,w12 + ror w11,w11,#6 + eor w13,w9,w10 + eor w15,w15,w9,ror#20 + add w8,w8,w11 + ldr w12,[sp,#44] + and w14,w14,w13 + ror w15,w15,#2 + add w4,w4,w8 + eor w14,w14,w10 + add w7,w7,w12 + add w8,w8,w15 + and w12,w5,w4 + bic w15,w6,w4 + eor w11,w4,w4,ror#5 + add w8,w8,w14 + orr w12,w12,w15 + eor w11,w11,w4,ror#19 + eor w15,w8,w8,ror#11 + add w7,w7,w12 + ror w11,w11,#6 + eor w14,w8,w9 + eor w15,w15,w8,ror#20 + add w7,w7,w11 + ldr w12,[sp,#48] + and w13,w13,w14 + ror w15,w15,#2 + add w3,w3,w7 + eor w13,w13,w9 + st1 {v4.4s},[x17], #16 + add w6,w6,w12 + add w7,w7,w15 + and w12,w4,w3 + ld1 {v3.16b},[x1],#16 + bic w15,w5,w3 + eor w11,w3,w3,ror#5 + ld1 {v4.4s},[x16],#16 + add w7,w7,w13 + orr w12,w12,w15 + eor w11,w11,w3,ror#19 + eor w15,w7,w7,ror#11 + rev32 v3.16b,v3.16b + add w6,w6,w12 + ror w11,w11,#6 + eor w13,w7,w8 + eor w15,w15,w7,ror#20 + add v4.4s,v4.4s,v3.4s + add w6,w6,w11 + ldr w12,[sp,#52] + and w14,w14,w13 + ror w15,w15,#2 + add w10,w10,w6 + eor w14,w14,w8 + add w5,w5,w12 + add w6,w6,w15 + and w12,w3,w10 + bic w15,w4,w10 + eor w11,w10,w10,ror#5 + add w6,w6,w14 + orr w12,w12,w15 + eor w11,w11,w10,ror#19 + eor w15,w6,w6,ror#11 + add w5,w5,w12 + ror w11,w11,#6 + eor w14,w6,w7 + eor w15,w15,w6,ror#20 + add w5,w5,w11 + ldr w12,[sp,#56] + and w13,w13,w14 + ror w15,w15,#2 + add w9,w9,w5 + eor w13,w13,w7 + add w4,w4,w12 + add w5,w5,w15 + and w12,w10,w9 + bic w15,w3,w9 + eor w11,w9,w9,ror#5 + add w5,w5,w13 + orr w12,w12,w15 + eor w11,w11,w9,ror#19 + eor w15,w5,w5,ror#11 + add w4,w4,w12 + ror w11,w11,#6 + eor w13,w5,w6 + eor w15,w15,w5,ror#20 + add w4,w4,w11 + ldr w12,[sp,#60] + and w14,w14,w13 + ror w15,w15,#2 + add w8,w8,w4 + eor w14,w14,w6 + add w3,w3,w12 + add w4,w4,w15 + and w12,w9,w8 + bic w15,w10,w8 + eor w11,w8,w8,ror#5 + add w4,w4,w14 + orr w12,w12,w15 + eor w11,w11,w8,ror#19 + eor w15,w4,w4,ror#11 + add w3,w3,w12 + ror w11,w11,#6 + eor w14,w4,w5 + eor w15,w15,w4,ror#20 + add w3,w3,w11 + and w13,w13,w14 + ror w15,w15,#2 + add w7,w7,w3 + eor w13,w13,w5 + st1 {v4.4s},[x17], #16 + add w3,w3,w15 // h+=Sigma0(a) from the past + ldp w11,w12,[x0,#0] + add w3,w3,w13 // h+=Maj(a,b,c) from the past + ldp w13,w14,[x0,#8] + add w3,w3,w11 // accumulate + add w4,w4,w12 + ldp w11,w12,[x0,#16] + add w5,w5,w13 + add w6,w6,w14 + ldp w13,w14,[x0,#24] + add w7,w7,w11 + add w8,w8,w12 + ldr w12,[sp,#0] + stp w3,w4,[x0,#0] + add w9,w9,w13 + mov w13,wzr + stp w5,w6,[x0,#8] + add w10,w10,w14 + stp w7,w8,[x0,#16] + eor w14,w4,w5 + stp w9,w10,[x0,#24] + mov w15,wzr + mov x17,sp + b.ne .L_00_48 + + ldr x29,[x29] + add sp,sp,#16*4+16 + ret +.size sha256_block_neon,.-sha256_block_neon +#ifndef __KERNEL__ +.comm OPENSSL_armcap_P,4,4 +#endif diff --git a/arch/arm64/crypto/sha256-glue.c b/arch/arm64/crypto/sha256-glue.c new file mode 100644 index 000000000000..a2226f841960 --- /dev/null +++ b/arch/arm64/crypto/sha256-glue.c @@ -0,0 +1,185 @@ +/* + * Linux/arm64 port of the OpenSSL SHA256 implementation for AArch64 + * + * Copyright (c) 2016 Linaro Ltd. <ard.biesheuvel@linaro.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ + +#include <asm/hwcap.h> +#include <asm/neon.h> +#include <asm/simd.h> +#include <crypto/internal/hash.h> +#include <crypto/sha.h> +#include <crypto/sha256_base.h> +#include <linux/cryptohash.h> +#include <linux/types.h> +#include <linux/string.h> + +MODULE_DESCRIPTION("SHA-224/SHA-256 secure hash for arm64"); +MODULE_AUTHOR("Andy Polyakov <appro@openssl.org>"); +MODULE_AUTHOR("Ard Biesheuvel <ard.biesheuvel@linaro.org>"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS_CRYPTO("sha224"); +MODULE_ALIAS_CRYPTO("sha256"); + +asmlinkage void sha256_block_data_order(u32 *digest, const void *data, + unsigned int num_blks); + +asmlinkage void sha256_block_neon(u32 *digest, const void *data, + unsigned int num_blks); + +static int sha256_update(struct shash_desc *desc, const u8 *data, + unsigned int len) +{ + return sha256_base_do_update(desc, data, len, + (sha256_block_fn *)sha256_block_data_order); +} + +static int sha256_finup(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *out) +{ + if (len) + sha256_base_do_update(desc, data, len, + (sha256_block_fn *)sha256_block_data_order); + sha256_base_do_finalize(desc, + (sha256_block_fn *)sha256_block_data_order); + + return sha256_base_finish(desc, out); +} + +static int sha256_final(struct shash_desc *desc, u8 *out) +{ + return sha256_finup(desc, NULL, 0, out); +} + +static struct shash_alg algs[] = { { + .digestsize = SHA256_DIGEST_SIZE, + .init = sha256_base_init, + .update = sha256_update, + .final = sha256_final, + .finup = sha256_finup, + .descsize = sizeof(struct sha256_state), + .base.cra_name = "sha256", + .base.cra_driver_name = "sha256-arm64", + .base.cra_priority = 100, + .base.cra_flags = CRYPTO_ALG_TYPE_SHASH, + .base.cra_blocksize = SHA256_BLOCK_SIZE, + .base.cra_module = THIS_MODULE, +}, { + .digestsize = SHA224_DIGEST_SIZE, + .init = sha224_base_init, + .update = sha256_update, + .final = sha256_final, + .finup = sha256_finup, + .descsize = sizeof(struct sha256_state), + .base.cra_name = "sha224", + .base.cra_driver_name = "sha224-arm64", + .base.cra_priority = 100, + .base.cra_flags = CRYPTO_ALG_TYPE_SHASH, + .base.cra_blocksize = SHA224_BLOCK_SIZE, + .base.cra_module = THIS_MODULE, +} }; + +static int sha256_update_neon(struct shash_desc *desc, const u8 *data, + unsigned int len) +{ + /* + * Stacking and unstacking a substantial slice of the NEON register + * file may significantly affect performance for small updates when + * executing in interrupt context, so fall back to the scalar code + * in that case. + */ + if (!may_use_simd()) + return sha256_base_do_update(desc, data, len, + (sha256_block_fn *)sha256_block_data_order); + + kernel_neon_begin(); + sha256_base_do_update(desc, data, len, + (sha256_block_fn *)sha256_block_neon); + kernel_neon_end(); + + return 0; +} + +static int sha256_finup_neon(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *out) +{ + if (!may_use_simd()) { + if (len) + sha256_base_do_update(desc, data, len, + (sha256_block_fn *)sha256_block_data_order); + sha256_base_do_finalize(desc, + (sha256_block_fn *)sha256_block_data_order); + } else { + kernel_neon_begin(); + if (len) + sha256_base_do_update(desc, data, len, + (sha256_block_fn *)sha256_block_neon); + sha256_base_do_finalize(desc, + (sha256_block_fn *)sha256_block_neon); + kernel_neon_end(); + } + return sha256_base_finish(desc, out); +} + +static int sha256_final_neon(struct shash_desc *desc, u8 *out) +{ + return sha256_finup_neon(desc, NULL, 0, out); +} + +static struct shash_alg neon_algs[] = { { + .digestsize = SHA256_DIGEST_SIZE, + .init = sha256_base_init, + .update = sha256_update_neon, + .final = sha256_final_neon, + .finup = sha256_finup_neon, + .descsize = sizeof(struct sha256_state), + .base.cra_name = "sha256", + .base.cra_driver_name = "sha256-arm64-neon", + .base.cra_priority = 150, + .base.cra_flags = CRYPTO_ALG_TYPE_SHASH, + .base.cra_blocksize = SHA256_BLOCK_SIZE, + .base.cra_module = THIS_MODULE, +}, { + .digestsize = SHA224_DIGEST_SIZE, + .init = sha224_base_init, + .update = sha256_update_neon, + .final = sha256_final_neon, + .finup = sha256_finup_neon, + .descsize = sizeof(struct sha256_state), + .base.cra_name = "sha224", + .base.cra_driver_name = "sha224-arm64-neon", + .base.cra_priority = 150, + .base.cra_flags = CRYPTO_ALG_TYPE_SHASH, + .base.cra_blocksize = SHA224_BLOCK_SIZE, + .base.cra_module = THIS_MODULE, +} }; + +static int __init sha256_mod_init(void) +{ + int ret = crypto_register_shashes(algs, ARRAY_SIZE(algs)); + if (ret) + return ret; + + if (elf_hwcap & HWCAP_ASIMD) { + ret = crypto_register_shashes(neon_algs, ARRAY_SIZE(neon_algs)); + if (ret) + crypto_unregister_shashes(algs, ARRAY_SIZE(algs)); + } + return ret; +} + +static void __exit sha256_mod_fini(void) +{ + if (elf_hwcap & HWCAP_ASIMD) + crypto_unregister_shashes(neon_algs, ARRAY_SIZE(neon_algs)); + crypto_unregister_shashes(algs, ARRAY_SIZE(algs)); +} + +module_init(sha256_mod_init); +module_exit(sha256_mod_fini); diff --git a/arch/arm64/crypto/sha512-armv8.pl b/arch/arm64/crypto/sha512-armv8.pl new file mode 100644 index 000000000000..c55efb308544 --- /dev/null +++ b/arch/arm64/crypto/sha512-armv8.pl @@ -0,0 +1,778 @@ +#! /usr/bin/env perl +# Copyright 2014-2016 The OpenSSL Project Authors. All Rights Reserved. +# +# Licensed under the OpenSSL license (the "License"). You may not use +# this file except in compliance with the License. You can obtain a copy +# in the file LICENSE in the source distribution or at +# https://www.openssl.org/source/license.html + +# ==================================================================== +# Written by Andy Polyakov <appro@openssl.org> for the OpenSSL +# project. The module is, however, dual licensed under OpenSSL and +# CRYPTOGAMS licenses depending on where you obtain it. For further +# details see http://www.openssl.org/~appro/cryptogams/. +# +# Permission to use under GPLv2 terms is granted. +# ==================================================================== +# +# SHA256/512 for ARMv8. +# +# Performance in cycles per processed byte and improvement coefficient +# over code generated with "default" compiler: +# +# SHA256-hw SHA256(*) SHA512 +# Apple A7 1.97 10.5 (+33%) 6.73 (-1%(**)) +# Cortex-A53 2.38 15.5 (+115%) 10.0 (+150%(***)) +# Cortex-A57 2.31 11.6 (+86%) 7.51 (+260%(***)) +# Denver 2.01 10.5 (+26%) 6.70 (+8%) +# X-Gene 20.0 (+100%) 12.8 (+300%(***)) +# Mongoose 2.36 13.0 (+50%) 8.36 (+33%) +# +# (*) Software SHA256 results are of lesser relevance, presented +# mostly for informational purposes. +# (**) The result is a trade-off: it's possible to improve it by +# 10% (or by 1 cycle per round), but at the cost of 20% loss +# on Cortex-A53 (or by 4 cycles per round). +# (***) Super-impressive coefficients over gcc-generated code are +# indication of some compiler "pathology", most notably code +# generated with -mgeneral-regs-only is significanty faster +# and the gap is only 40-90%. +# +# October 2016. +# +# Originally it was reckoned that it makes no sense to implement NEON +# version of SHA256 for 64-bit processors. This is because performance +# improvement on most wide-spread Cortex-A5x processors was observed +# to be marginal, same on Cortex-A53 and ~10% on A57. But then it was +# observed that 32-bit NEON SHA256 performs significantly better than +# 64-bit scalar version on *some* of the more recent processors. As +# result 64-bit NEON version of SHA256 was added to provide best +# all-round performance. For example it executes ~30% faster on X-Gene +# and Mongoose. [For reference, NEON version of SHA512 is bound to +# deliver much less improvement, likely *negative* on Cortex-A5x. +# Which is why NEON support is limited to SHA256.] + +$output=pop; +$flavour=pop; + +if ($flavour && $flavour ne "void") { + $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; + ( $xlate="${dir}arm-xlate.pl" and -f $xlate ) or + ( $xlate="${dir}../../perlasm/arm-xlate.pl" and -f $xlate) or + die "can't locate arm-xlate.pl"; + + open OUT,"| \"$^X\" $xlate $flavour $output"; + *STDOUT=*OUT; +} else { + open STDOUT,">$output"; +} + +if ($output =~ /512/) { + $BITS=512; + $SZ=8; + @Sigma0=(28,34,39); + @Sigma1=(14,18,41); + @sigma0=(1, 8, 7); + @sigma1=(19,61, 6); + $rounds=80; + $reg_t="x"; +} else { + $BITS=256; + $SZ=4; + @Sigma0=( 2,13,22); + @Sigma1=( 6,11,25); + @sigma0=( 7,18, 3); + @sigma1=(17,19,10); + $rounds=64; + $reg_t="w"; +} + +$func="sha${BITS}_block_data_order"; + +($ctx,$inp,$num,$Ktbl)=map("x$_",(0..2,30)); + +@X=map("$reg_t$_",(3..15,0..2)); +@V=($A,$B,$C,$D,$E,$F,$G,$H)=map("$reg_t$_",(20..27)); +($t0,$t1,$t2,$t3)=map("$reg_t$_",(16,17,19,28)); + +sub BODY_00_xx { +my ($i,$a,$b,$c,$d,$e,$f,$g,$h)=@_; +my $j=($i+1)&15; +my ($T0,$T1,$T2)=(@X[($i-8)&15],@X[($i-9)&15],@X[($i-10)&15]); + $T0=@X[$i+3] if ($i<11); + +$code.=<<___ if ($i<16); +#ifndef __AARCH64EB__ + rev @X[$i],@X[$i] // $i +#endif +___ +$code.=<<___ if ($i<13 && ($i&1)); + ldp @X[$i+1],@X[$i+2],[$inp],#2*$SZ +___ +$code.=<<___ if ($i==13); + ldp @X[14],@X[15],[$inp] +___ +$code.=<<___ if ($i>=14); + ldr @X[($i-11)&15],[sp,#`$SZ*(($i-11)%4)`] +___ +$code.=<<___ if ($i>0 && $i<16); + add $a,$a,$t1 // h+=Sigma0(a) +___ +$code.=<<___ if ($i>=11); + str @X[($i-8)&15],[sp,#`$SZ*(($i-8)%4)`] +___ +# While ARMv8 specifies merged rotate-n-logical operation such as +# 'eor x,y,z,ror#n', it was found to negatively affect performance +# on Apple A7. The reason seems to be that it requires even 'y' to +# be available earlier. This means that such merged instruction is +# not necessarily best choice on critical path... On the other hand +# Cortex-A5x handles merged instructions much better than disjoint +# rotate and logical... See (**) footnote above. +$code.=<<___ if ($i<15); + ror $t0,$e,#$Sigma1[0] + add $h,$h,$t2 // h+=K[i] + eor $T0,$e,$e,ror#`$Sigma1[2]-$Sigma1[1]` + and $t1,$f,$e + bic $t2,$g,$e + add $h,$h,@X[$i&15] // h+=X[i] + orr $t1,$t1,$t2 // Ch(e,f,g) + eor $t2,$a,$b // a^b, b^c in next round + eor $t0,$t0,$T0,ror#$Sigma1[1] // Sigma1(e) + ror $T0,$a,#$Sigma0[0] + add $h,$h,$t1 // h+=Ch(e,f,g) + eor $t1,$a,$a,ror#`$Sigma0[2]-$Sigma0[1]` + add $h,$h,$t0 // h+=Sigma1(e) + and $t3,$t3,$t2 // (b^c)&=(a^b) + add $d,$d,$h // d+=h + eor $t3,$t3,$b // Maj(a,b,c) + eor $t1,$T0,$t1,ror#$Sigma0[1] // Sigma0(a) + add $h,$h,$t3 // h+=Maj(a,b,c) + ldr $t3,[$Ktbl],#$SZ // *K++, $t2 in next round + //add $h,$h,$t1 // h+=Sigma0(a) +___ +$code.=<<___ if ($i>=15); + ror $t0,$e,#$Sigma1[0] + add $h,$h,$t2 // h+=K[i] + ror $T1,@X[($j+1)&15],#$sigma0[0] + and $t1,$f,$e + ror $T2,@X[($j+14)&15],#$sigma1[0] + bic $t2,$g,$e + ror $T0,$a,#$Sigma0[0] + add $h,$h,@X[$i&15] // h+=X[i] + eor $t0,$t0,$e,ror#$Sigma1[1] + eor $T1,$T1,@X[($j+1)&15],ror#$sigma0[1] + orr $t1,$t1,$t2 // Ch(e,f,g) + eor $t2,$a,$b // a^b, b^c in next round + eor $t0,$t0,$e,ror#$Sigma1[2] // Sigma1(e) + eor $T0,$T0,$a,ror#$Sigma0[1] + add $h,$h,$t1 // h+=Ch(e,f,g) + and $t3,$t3,$t2 // (b^c)&=(a^b) + eor $T2,$T2,@X[($j+14)&15],ror#$sigma1[1] + eor $T1,$T1,@X[($j+1)&15],lsr#$sigma0[2] // sigma0(X[i+1]) + add $h,$h,$t0 // h+=Sigma1(e) + eor $t3,$t3,$b // Maj(a,b,c) + eor $t1,$T0,$a,ror#$Sigma0[2] // Sigma0(a) + eor $T2,$T2,@X[($j+14)&15],lsr#$sigma1[2] // sigma1(X[i+14]) + add @X[$j],@X[$j],@X[($j+9)&15] + add $d,$d,$h // d+=h + add $h,$h,$t3 // h+=Maj(a,b,c) + ldr $t3,[$Ktbl],#$SZ // *K++, $t2 in next round + add @X[$j],@X[$j],$T1 + add $h,$h,$t1 // h+=Sigma0(a) + add @X[$j],@X[$j],$T2 +___ + ($t2,$t3)=($t3,$t2); +} + +$code.=<<___; +#ifndef __KERNEL__ +# include "arm_arch.h" +#endif + +.text + +.extern OPENSSL_armcap_P +.globl $func +.type $func,%function +.align 6 +$func: +___ +$code.=<<___ if ($SZ==4); +#ifndef __KERNEL__ +# ifdef __ILP32__ + ldrsw x16,.LOPENSSL_armcap_P +# else + ldr x16,.LOPENSSL_armcap_P +# endif + adr x17,.LOPENSSL_armcap_P + add x16,x16,x17 + ldr w16,[x16] + tst w16,#ARMV8_SHA256 + b.ne .Lv8_entry + tst w16,#ARMV7_NEON + b.ne .Lneon_entry +#endif +___ +$code.=<<___; + stp x29,x30,[sp,#-128]! + add x29,sp,#0 + + stp x19,x20,[sp,#16] + stp x21,x22,[sp,#32] + stp x23,x24,[sp,#48] + stp x25,x26,[sp,#64] + stp x27,x28,[sp,#80] + sub sp,sp,#4*$SZ + + ldp $A,$B,[$ctx] // load context + ldp $C,$D,[$ctx,#2*$SZ] + ldp $E,$F,[$ctx,#4*$SZ] + add $num,$inp,$num,lsl#`log(16*$SZ)/log(2)` // end of input + ldp $G,$H,[$ctx,#6*$SZ] + adr $Ktbl,.LK$BITS + stp $ctx,$num,[x29,#96] + +.Loop: + ldp @X[0],@X[1],[$inp],#2*$SZ + ldr $t2,[$Ktbl],#$SZ // *K++ + eor $t3,$B,$C // magic seed + str $inp,[x29,#112] +___ +for ($i=0;$i<16;$i++) { &BODY_00_xx($i,@V); unshift(@V,pop(@V)); } +$code.=".Loop_16_xx:\n"; +for (;$i<32;$i++) { &BODY_00_xx($i,@V); unshift(@V,pop(@V)); } +$code.=<<___; + cbnz $t2,.Loop_16_xx + + ldp $ctx,$num,[x29,#96] + ldr $inp,[x29,#112] + sub $Ktbl,$Ktbl,#`$SZ*($rounds+1)` // rewind + + ldp @X[0],@X[1],[$ctx] + ldp @X[2],@X[3],[$ctx,#2*$SZ] + add $inp,$inp,#14*$SZ // advance input pointer + ldp @X[4],@X[5],[$ctx,#4*$SZ] + add $A,$A,@X[0] + ldp @X[6],@X[7],[$ctx,#6*$SZ] + add $B,$B,@X[1] + add $C,$C,@X[2] + add $D,$D,@X[3] + stp $A,$B,[$ctx] + add $E,$E,@X[4] + add $F,$F,@X[5] + stp $C,$D,[$ctx,#2*$SZ] + add $G,$G,@X[6] + add $H,$H,@X[7] + cmp $inp,$num + stp $E,$F,[$ctx,#4*$SZ] + stp $G,$H,[$ctx,#6*$SZ] + b.ne .Loop + + ldp x19,x20,[x29,#16] + add sp,sp,#4*$SZ + ldp x21,x22,[x29,#32] + ldp x23,x24,[x29,#48] + ldp x25,x26,[x29,#64] + ldp x27,x28,[x29,#80] + ldp x29,x30,[sp],#128 + ret +.size $func,.-$func + +.align 6 +.type .LK$BITS,%object +.LK$BITS: +___ +$code.=<<___ if ($SZ==8); + .quad 0x428a2f98d728ae22,0x7137449123ef65cd + .quad 0xb5c0fbcfec4d3b2f,0xe9b5dba58189dbbc + .quad 0x3956c25bf348b538,0x59f111f1b605d019 + .quad 0x923f82a4af194f9b,0xab1c5ed5da6d8118 + .quad 0xd807aa98a3030242,0x12835b0145706fbe + .quad 0x243185be4ee4b28c,0x550c7dc3d5ffb4e2 + .quad 0x72be5d74f27b896f,0x80deb1fe3b1696b1 + .quad 0x9bdc06a725c71235,0xc19bf174cf692694 + .quad 0xe49b69c19ef14ad2,0xefbe4786384f25e3 + .quad 0x0fc19dc68b8cd5b5,0x240ca1cc77ac9c65 + .quad 0x2de92c6f592b0275,0x4a7484aa6ea6e483 + .quad 0x5cb0a9dcbd41fbd4,0x76f988da831153b5 + .quad 0x983e5152ee66dfab,0xa831c66d2db43210 + .quad 0xb00327c898fb213f,0xbf597fc7beef0ee4 + .quad 0xc6e00bf33da88fc2,0xd5a79147930aa725 + .quad 0x06ca6351e003826f,0x142929670a0e6e70 + .quad 0x27b70a8546d22ffc,0x2e1b21385c26c926 + .quad 0x4d2c6dfc5ac42aed,0x53380d139d95b3df + .quad 0x650a73548baf63de,0x766a0abb3c77b2a8 + .quad 0x81c2c92e47edaee6,0x92722c851482353b + .quad 0xa2bfe8a14cf10364,0xa81a664bbc423001 + .quad 0xc24b8b70d0f89791,0xc76c51a30654be30 + .quad 0xd192e819d6ef5218,0xd69906245565a910 + .quad 0xf40e35855771202a,0x106aa07032bbd1b8 + .quad 0x19a4c116b8d2d0c8,0x1e376c085141ab53 + .quad 0x2748774cdf8eeb99,0x34b0bcb5e19b48a8 + .quad 0x391c0cb3c5c95a63,0x4ed8aa4ae3418acb + .quad 0x5b9cca4f7763e373,0x682e6ff3d6b2b8a3 + .quad 0x748f82ee5defb2fc,0x78a5636f43172f60 + .quad 0x84c87814a1f0ab72,0x8cc702081a6439ec + .quad 0x90befffa23631e28,0xa4506cebde82bde9 + .quad 0xbef9a3f7b2c67915,0xc67178f2e372532b + .quad 0xca273eceea26619c,0xd186b8c721c0c207 + .quad 0xeada7dd6cde0eb1e,0xf57d4f7fee6ed178 + .quad 0x06f067aa72176fba,0x0a637dc5a2c898a6 + .quad 0x113f9804bef90dae,0x1b710b35131c471b + .quad 0x28db77f523047d84,0x32caab7b40c72493 + .quad 0x3c9ebe0a15c9bebc,0x431d67c49c100d4c + .quad 0x4cc5d4becb3e42b6,0x597f299cfc657e2a + .quad 0x5fcb6fab3ad6faec,0x6c44198c4a475817 + .quad 0 // terminator +___ +$code.=<<___ if ($SZ==4); + .long 0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5 + .long 0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5 + .long 0xd807aa98,0x12835b01,0x243185be,0x550c7dc3 + .long 0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174 + .long 0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc + .long 0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da + .long 0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7 + .long 0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967 + .long 0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13 + .long 0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85 + .long 0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3 + .long 0xd192e819,0xd6990624,0xf40e3585,0x106aa070 + .long 0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5 + .long 0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3 + .long 0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208 + .long 0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2 + .long 0 //terminator +___ +$code.=<<___; +.size .LK$BITS,.-.LK$BITS +#ifndef __KERNEL__ +.align 3 +.LOPENSSL_armcap_P: +# ifdef __ILP32__ + .long OPENSSL_armcap_P-. +# else + .quad OPENSSL_armcap_P-. +# endif +#endif +.asciz "SHA$BITS block transform for ARMv8, CRYPTOGAMS by <appro\@openssl.org>" +.align 2 +___ + +if ($SZ==4) { +my $Ktbl="x3"; + +my ($ABCD,$EFGH,$abcd)=map("v$_.16b",(0..2)); +my @MSG=map("v$_.16b",(4..7)); +my ($W0,$W1)=("v16.4s","v17.4s"); +my ($ABCD_SAVE,$EFGH_SAVE)=("v18.16b","v19.16b"); + +$code.=<<___; +#ifndef __KERNEL__ +.type sha256_block_armv8,%function +.align 6 +sha256_block_armv8: +.Lv8_entry: + stp x29,x30,[sp,#-16]! + add x29,sp,#0 + + ld1.32 {$ABCD,$EFGH},[$ctx] + adr $Ktbl,.LK256 + +.Loop_hw: + ld1 {@MSG[0]-@MSG[3]},[$inp],#64 + sub $num,$num,#1 + ld1.32 {$W0},[$Ktbl],#16 + rev32 @MSG[0],@MSG[0] + rev32 @MSG[1],@MSG[1] + rev32 @MSG[2],@MSG[2] + rev32 @MSG[3],@MSG[3] + orr $ABCD_SAVE,$ABCD,$ABCD // offload + orr $EFGH_SAVE,$EFGH,$EFGH +___ +for($i=0;$i<12;$i++) { +$code.=<<___; + ld1.32 {$W1},[$Ktbl],#16 + add.i32 $W0,$W0,@MSG[0] + sha256su0 @MSG[0],@MSG[1] + orr $abcd,$ABCD,$ABCD + sha256h $ABCD,$EFGH,$W0 + sha256h2 $EFGH,$abcd,$W0 + sha256su1 @MSG[0],@MSG[2],@MSG[3] +___ + ($W0,$W1)=($W1,$W0); push(@MSG,shift(@MSG)); +} +$code.=<<___; + ld1.32 {$W1},[$Ktbl],#16 + add.i32 $W0,$W0,@MSG[0] + orr $abcd,$ABCD,$ABCD + sha256h $ABCD,$EFGH,$W0 + sha256h2 $EFGH,$abcd,$W0 + + ld1.32 {$W0},[$Ktbl],#16 + add.i32 $W1,$W1,@MSG[1] + orr $abcd,$ABCD,$ABCD + sha256h $ABCD,$EFGH,$W1 + sha256h2 $EFGH,$abcd,$W1 + + ld1.32 {$W1},[$Ktbl] + add.i32 $W0,$W0,@MSG[2] + sub $Ktbl,$Ktbl,#$rounds*$SZ-16 // rewind + orr $abcd,$ABCD,$ABCD + sha256h $ABCD,$EFGH,$W0 + sha256h2 $EFGH,$abcd,$W0 + + add.i32 $W1,$W1,@MSG[3] + orr $abcd,$ABCD,$ABCD + sha256h $ABCD,$EFGH,$W1 + sha256h2 $EFGH,$abcd,$W1 + + add.i32 $ABCD,$ABCD,$ABCD_SAVE + add.i32 $EFGH,$EFGH,$EFGH_SAVE + + cbnz $num,.Loop_hw + + st1.32 {$ABCD,$EFGH},[$ctx] + + ldr x29,[sp],#16 + ret +.size sha256_block_armv8,.-sha256_block_armv8 +#endif +___ +} + +if ($SZ==4) { ######################################### NEON stuff # +# You'll surely note a lot of similarities with sha256-armv4 module, +# and of course it's not a coincidence. sha256-armv4 was used as +# initial template, but was adapted for ARMv8 instruction set and +# extensively re-tuned for all-round performance. + +my @V = ($A,$B,$C,$D,$E,$F,$G,$H) = map("w$_",(3..10)); +my ($t0,$t1,$t2,$t3,$t4) = map("w$_",(11..15)); +my $Ktbl="x16"; +my $Xfer="x17"; +my @X = map("q$_",(0..3)); +my ($T0,$T1,$T2,$T3,$T4,$T5,$T6,$T7) = map("q$_",(4..7,16..19)); +my $j=0; + +sub AUTOLOAD() # thunk [simplified] x86-style perlasm +{ my $opcode = $AUTOLOAD; $opcode =~ s/.*:://; $opcode =~ s/_/\./; + my $arg = pop; + $arg = "#$arg" if ($arg*1 eq $arg); + $code .= "\t$opcode\t".join(',',@_,$arg)."\n"; +} + +sub Dscalar { shift =~ m|[qv]([0-9]+)|?"d$1":""; } +sub Dlo { shift =~ m|[qv]([0-9]+)|?"v$1.d[0]":""; } +sub Dhi { shift =~ m|[qv]([0-9]+)|?"v$1.d[1]":""; } + +sub Xupdate() +{ use integer; + my $body = shift; + my @insns = (&$body,&$body,&$body,&$body); + my ($a,$b,$c,$d,$e,$f,$g,$h); + + &ext_8 ($T0,@X[0],@X[1],4); # X[1..4] + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + &ext_8 ($T3,@X[2],@X[3],4); # X[9..12] + eval(shift(@insns)); + eval(shift(@insns)); + &mov (&Dscalar($T7),&Dhi(@X[3])); # X[14..15] + eval(shift(@insns)); + eval(shift(@insns)); + &ushr_32 ($T2,$T0,$sigma0[0]); + eval(shift(@insns)); + &ushr_32 ($T1,$T0,$sigma0[2]); + eval(shift(@insns)); + &add_32 (@X[0],@X[0],$T3); # X[0..3] += X[9..12] + eval(shift(@insns)); + &sli_32 ($T2,$T0,32-$sigma0[0]); + eval(shift(@insns)); + eval(shift(@insns)); + &ushr_32 ($T3,$T0,$sigma0[1]); + eval(shift(@insns)); + eval(shift(@insns)); + &eor_8 ($T1,$T1,$T2); + eval(shift(@insns)); + eval(shift(@insns)); + &sli_32 ($T3,$T0,32-$sigma0[1]); + eval(shift(@insns)); + eval(shift(@insns)); + &ushr_32 ($T4,$T7,$sigma1[0]); + eval(shift(@insns)); + eval(shift(@insns)); + &eor_8 ($T1,$T1,$T3); # sigma0(X[1..4]) + eval(shift(@insns)); + eval(shift(@insns)); + &sli_32 ($T4,$T7,32-$sigma1[0]); + eval(shift(@insns)); + eval(shift(@insns)); + &ushr_32 ($T5,$T7,$sigma1[2]); + eval(shift(@insns)); + eval(shift(@insns)); + &ushr_32 ($T3,$T7,$sigma1[1]); + eval(shift(@insns)); + eval(shift(@insns)); + &add_32 (@X[0],@X[0],$T1); # X[0..3] += sigma0(X[1..4]) + eval(shift(@insns)); + eval(shift(@insns)); + &sli_u32 ($T3,$T7,32-$sigma1[1]); + eval(shift(@insns)); + eval(shift(@insns)); + &eor_8 ($T5,$T5,$T4); + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + &eor_8 ($T5,$T5,$T3); # sigma1(X[14..15]) + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + &add_32 (@X[0],@X[0],$T5); # X[0..1] += sigma1(X[14..15]) + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + &ushr_32 ($T6,@X[0],$sigma1[0]); + eval(shift(@insns)); + &ushr_32 ($T7,@X[0],$sigma1[2]); + eval(shift(@insns)); + eval(shift(@insns)); + &sli_32 ($T6,@X[0],32-$sigma1[0]); + eval(shift(@insns)); + &ushr_32 ($T5,@X[0],$sigma1[1]); + eval(shift(@insns)); + eval(shift(@insns)); + &eor_8 ($T7,$T7,$T6); + eval(shift(@insns)); + eval(shift(@insns)); + &sli_32 ($T5,@X[0],32-$sigma1[1]); + eval(shift(@insns)); + eval(shift(@insns)); + &ld1_32 ("{$T0}","[$Ktbl], #16"); + eval(shift(@insns)); + &eor_8 ($T7,$T7,$T5); # sigma1(X[16..17]) + eval(shift(@insns)); + eval(shift(@insns)); + &eor_8 ($T5,$T5,$T5); + eval(shift(@insns)); + eval(shift(@insns)); + &mov (&Dhi($T5), &Dlo($T7)); + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + &add_32 (@X[0],@X[0],$T5); # X[2..3] += sigma1(X[16..17]) + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + &add_32 ($T0,$T0,@X[0]); + while($#insns>=1) { eval(shift(@insns)); } + &st1_32 ("{$T0}","[$Xfer], #16"); + eval(shift(@insns)); + + push(@X,shift(@X)); # "rotate" X[] +} + +sub Xpreload() +{ use integer; + my $body = shift; + my @insns = (&$body,&$body,&$body,&$body); + my ($a,$b,$c,$d,$e,$f,$g,$h); + + eval(shift(@insns)); + eval(shift(@insns)); + &ld1_8 ("{@X[0]}","[$inp],#16"); + eval(shift(@insns)); + eval(shift(@insns)); + &ld1_32 ("{$T0}","[$Ktbl],#16"); + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + &rev32 (@X[0],@X[0]); + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + eval(shift(@insns)); + &add_32 ($T0,$T0,@X[0]); + foreach (@insns) { eval; } # remaining instructions + &st1_32 ("{$T0}","[$Xfer], #16"); + + push(@X,shift(@X)); # "rotate" X[] +} + +sub body_00_15 () { + ( + '($a,$b,$c,$d,$e,$f,$g,$h)=@V;'. + '&add ($h,$h,$t1)', # h+=X[i]+K[i] + '&add ($a,$a,$t4);'. # h+=Sigma0(a) from the past + '&and ($t1,$f,$e)', + '&bic ($t4,$g,$e)', + '&eor ($t0,$e,$e,"ror#".($Sigma1[1]-$Sigma1[0]))', + '&add ($a,$a,$t2)', # h+=Maj(a,b,c) from the past + '&orr ($t1,$t1,$t4)', # Ch(e,f,g) + '&eor ($t0,$t0,$e,"ror#".($Sigma1[2]-$Sigma1[0]))', # Sigma1(e) + '&eor ($t4,$a,$a,"ror#".($Sigma0[1]-$Sigma0[0]))', + '&add ($h,$h,$t1)', # h+=Ch(e,f,g) + '&ror ($t0,$t0,"#$Sigma1[0]")', + '&eor ($t2,$a,$b)', # a^b, b^c in next round + '&eor ($t4,$t4,$a,"ror#".($Sigma0[2]-$Sigma0[0]))', # Sigma0(a) + '&add ($h,$h,$t0)', # h+=Sigma1(e) + '&ldr ($t1,sprintf "[sp,#%d]",4*(($j+1)&15)) if (($j&15)!=15);'. + '&ldr ($t1,"[$Ktbl]") if ($j==15);'. + '&and ($t3,$t3,$t2)', # (b^c)&=(a^b) + '&ror ($t4,$t4,"#$Sigma0[0]")', + '&add ($d,$d,$h)', # d+=h + '&eor ($t3,$t3,$b)', # Maj(a,b,c) + '$j++; unshift(@V,pop(@V)); ($t2,$t3)=($t3,$t2);' + ) +} + +$code.=<<___; +#ifdef __KERNEL__ +.globl sha256_block_neon +#endif +.type sha256_block_neon,%function +.align 4 +sha256_block_neon: +.Lneon_entry: + stp x29, x30, [sp, #-16]! + mov x29, sp + sub sp,sp,#16*4 + + adr $Ktbl,.LK256 + add $num,$inp,$num,lsl#6 // len to point at the end of inp + + ld1.8 {@X[0]},[$inp], #16 + ld1.8 {@X[1]},[$inp], #16 + ld1.8 {@X[2]},[$inp], #16 + ld1.8 {@X[3]},[$inp], #16 + ld1.32 {$T0},[$Ktbl], #16 + ld1.32 {$T1},[$Ktbl], #16 + ld1.32 {$T2},[$Ktbl], #16 + ld1.32 {$T3},[$Ktbl], #16 + rev32 @X[0],@X[0] // yes, even on + rev32 @X[1],@X[1] // big-endian + rev32 @X[2],@X[2] + rev32 @X[3],@X[3] + mov $Xfer,sp + add.32 $T0,$T0,@X[0] + add.32 $T1,$T1,@X[1] + add.32 $T2,$T2,@X[2] + st1.32 {$T0-$T1},[$Xfer], #32 + add.32 $T3,$T3,@X[3] + st1.32 {$T2-$T3},[$Xfer] + sub $Xfer,$Xfer,#32 + + ldp $A,$B,[$ctx] + ldp $C,$D,[$ctx,#8] + ldp $E,$F,[$ctx,#16] + ldp $G,$H,[$ctx,#24] + ldr $t1,[sp,#0] + mov $t2,wzr + eor $t3,$B,$C + mov $t4,wzr + b .L_00_48 + +.align 4 +.L_00_48: +___ + &Xupdate(\&body_00_15); + &Xupdate(\&body_00_15); + &Xupdate(\&body_00_15); + &Xupdate(\&body_00_15); +$code.=<<___; + cmp $t1,#0 // check for K256 terminator + ldr $t1,[sp,#0] + sub $Xfer,$Xfer,#64 + bne .L_00_48 + + sub $Ktbl,$Ktbl,#256 // rewind $Ktbl + cmp $inp,$num + mov $Xfer, #64 + csel $Xfer, $Xfer, xzr, eq + sub $inp,$inp,$Xfer // avoid SEGV + mov $Xfer,sp +___ + &Xpreload(\&body_00_15); + &Xpreload(\&body_00_15); + &Xpreload(\&body_00_15); + &Xpreload(\&body_00_15); +$code.=<<___; + add $A,$A,$t4 // h+=Sigma0(a) from the past + ldp $t0,$t1,[$ctx,#0] + add $A,$A,$t2 // h+=Maj(a,b,c) from the past + ldp $t2,$t3,[$ctx,#8] + add $A,$A,$t0 // accumulate + add $B,$B,$t1 + ldp $t0,$t1,[$ctx,#16] + add $C,$C,$t2 + add $D,$D,$t3 + ldp $t2,$t3,[$ctx,#24] + add $E,$E,$t0 + add $F,$F,$t1 + ldr $t1,[sp,#0] + stp $A,$B,[$ctx,#0] + add $G,$G,$t2 + mov $t2,wzr + stp $C,$D,[$ctx,#8] + add $H,$H,$t3 + stp $E,$F,[$ctx,#16] + eor $t3,$B,$C + stp $G,$H,[$ctx,#24] + mov $t4,wzr + mov $Xfer,sp + b.ne .L_00_48 + + ldr x29,[x29] + add sp,sp,#16*4+16 + ret +.size sha256_block_neon,.-sha256_block_neon +___ +} + +$code.=<<___; +#ifndef __KERNEL__ +.comm OPENSSL_armcap_P,4,4 +#endif +___ + +{ my %opcode = ( + "sha256h" => 0x5e004000, "sha256h2" => 0x5e005000, + "sha256su0" => 0x5e282800, "sha256su1" => 0x5e006000 ); + + sub unsha256 { + my ($mnemonic,$arg)=@_; + + $arg =~ m/[qv]([0-9]+)[^,]*,\s*[qv]([0-9]+)[^,]*(?:,\s*[qv]([0-9]+))?/o + && + sprintf ".inst\t0x%08x\t//%s %s", + $opcode{$mnemonic}|$1|($2<<5)|($3<<16), + $mnemonic,$arg; + } +} + +open SELF,$0; +while(<SELF>) { + next if (/^#!/); + last if (!s/^#/\/\// and !/^$/); + print; +} +close SELF; + +foreach(split("\n",$code)) { + + s/\`([^\`]*)\`/eval($1)/ge; + + s/\b(sha256\w+)\s+([qv].*)/unsha256($1,$2)/ge; + + s/\bq([0-9]+)\b/v$1.16b/g; # old->new registers + + s/\.[ui]?8(\s)/$1/; + s/\.\w?32\b// and s/\.16b/\.4s/g; + m/(ld|st)1[^\[]+\[0\]/ and s/\.4s/\.s/g; + + print $_,"\n"; +} + +close STDOUT; diff --git a/arch/arm64/crypto/sha512-core.S_shipped b/arch/arm64/crypto/sha512-core.S_shipped new file mode 100644 index 000000000000..bd0f59f06c9d --- /dev/null +++ b/arch/arm64/crypto/sha512-core.S_shipped @@ -0,0 +1,1085 @@ +// Copyright 2014-2016 The OpenSSL Project Authors. All Rights Reserved. +// +// Licensed under the OpenSSL license (the "License"). You may not use +// this file except in compliance with the License. You can obtain a copy +// in the file LICENSE in the source distribution or at +// https://www.openssl.org/source/license.html + +// ==================================================================== +// Written by Andy Polyakov <appro@openssl.org> for the OpenSSL +// project. The module is, however, dual licensed under OpenSSL and +// CRYPTOGAMS licenses depending on where you obtain it. For further +// details see http://www.openssl.org/~appro/cryptogams/. +// +// Permission to use under GPLv2 terms is granted. +// ==================================================================== +// +// SHA256/512 for ARMv8. +// +// Performance in cycles per processed byte and improvement coefficient +// over code generated with "default" compiler: +// +// SHA256-hw SHA256(*) SHA512 +// Apple A7 1.97 10.5 (+33%) 6.73 (-1%(**)) +// Cortex-A53 2.38 15.5 (+115%) 10.0 (+150%(***)) +// Cortex-A57 2.31 11.6 (+86%) 7.51 (+260%(***)) +// Denver 2.01 10.5 (+26%) 6.70 (+8%) +// X-Gene 20.0 (+100%) 12.8 (+300%(***)) +// Mongoose 2.36 13.0 (+50%) 8.36 (+33%) +// +// (*) Software SHA256 results are of lesser relevance, presented +// mostly for informational purposes. +// (**) The result is a trade-off: it's possible to improve it by +// 10% (or by 1 cycle per round), but at the cost of 20% loss +// on Cortex-A53 (or by 4 cycles per round). +// (***) Super-impressive coefficients over gcc-generated code are +// indication of some compiler "pathology", most notably code +// generated with -mgeneral-regs-only is significanty faster +// and the gap is only 40-90%. +// +// October 2016. +// +// Originally it was reckoned that it makes no sense to implement NEON +// version of SHA256 for 64-bit processors. This is because performance +// improvement on most wide-spread Cortex-A5x processors was observed +// to be marginal, same on Cortex-A53 and ~10% on A57. But then it was +// observed that 32-bit NEON SHA256 performs significantly better than +// 64-bit scalar version on *some* of the more recent processors. As +// result 64-bit NEON version of SHA256 was added to provide best +// all-round performance. For example it executes ~30% faster on X-Gene +// and Mongoose. [For reference, NEON version of SHA512 is bound to +// deliver much less improvement, likely *negative* on Cortex-A5x. +// Which is why NEON support is limited to SHA256.] + +#ifndef __KERNEL__ +# include "arm_arch.h" +#endif + +.text + +.extern OPENSSL_armcap_P +.globl sha512_block_data_order +.type sha512_block_data_order,%function +.align 6 +sha512_block_data_order: + stp x29,x30,[sp,#-128]! + add x29,sp,#0 + + stp x19,x20,[sp,#16] + stp x21,x22,[sp,#32] + stp x23,x24,[sp,#48] + stp x25,x26,[sp,#64] + stp x27,x28,[sp,#80] + sub sp,sp,#4*8 + + ldp x20,x21,[x0] // load context + ldp x22,x23,[x0,#2*8] + ldp x24,x25,[x0,#4*8] + add x2,x1,x2,lsl#7 // end of input + ldp x26,x27,[x0,#6*8] + adr x30,.LK512 + stp x0,x2,[x29,#96] + +.Loop: + ldp x3,x4,[x1],#2*8 + ldr x19,[x30],#8 // *K++ + eor x28,x21,x22 // magic seed + str x1,[x29,#112] +#ifndef __AARCH64EB__ + rev x3,x3 // 0 +#endif + ror x16,x24,#14 + add x27,x27,x19 // h+=K[i] + eor x6,x24,x24,ror#23 + and x17,x25,x24 + bic x19,x26,x24 + add x27,x27,x3 // h+=X[i] + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x20,x21 // a^b, b^c in next round + eor x16,x16,x6,ror#18 // Sigma1(e) + ror x6,x20,#28 + add x27,x27,x17 // h+=Ch(e,f,g) + eor x17,x20,x20,ror#5 + add x27,x27,x16 // h+=Sigma1(e) + and x28,x28,x19 // (b^c)&=(a^b) + add x23,x23,x27 // d+=h + eor x28,x28,x21 // Maj(a,b,c) + eor x17,x6,x17,ror#34 // Sigma0(a) + add x27,x27,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + //add x27,x27,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x4,x4 // 1 +#endif + ldp x5,x6,[x1],#2*8 + add x27,x27,x17 // h+=Sigma0(a) + ror x16,x23,#14 + add x26,x26,x28 // h+=K[i] + eor x7,x23,x23,ror#23 + and x17,x24,x23 + bic x28,x25,x23 + add x26,x26,x4 // h+=X[i] + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x27,x20 // a^b, b^c in next round + eor x16,x16,x7,ror#18 // Sigma1(e) + ror x7,x27,#28 + add x26,x26,x17 // h+=Ch(e,f,g) + eor x17,x27,x27,ror#5 + add x26,x26,x16 // h+=Sigma1(e) + and x19,x19,x28 // (b^c)&=(a^b) + add x22,x22,x26 // d+=h + eor x19,x19,x20 // Maj(a,b,c) + eor x17,x7,x17,ror#34 // Sigma0(a) + add x26,x26,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + //add x26,x26,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x5,x5 // 2 +#endif + add x26,x26,x17 // h+=Sigma0(a) + ror x16,x22,#14 + add x25,x25,x19 // h+=K[i] + eor x8,x22,x22,ror#23 + and x17,x23,x22 + bic x19,x24,x22 + add x25,x25,x5 // h+=X[i] + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x26,x27 // a^b, b^c in next round + eor x16,x16,x8,ror#18 // Sigma1(e) + ror x8,x26,#28 + add x25,x25,x17 // h+=Ch(e,f,g) + eor x17,x26,x26,ror#5 + add x25,x25,x16 // h+=Sigma1(e) + and x28,x28,x19 // (b^c)&=(a^b) + add x21,x21,x25 // d+=h + eor x28,x28,x27 // Maj(a,b,c) + eor x17,x8,x17,ror#34 // Sigma0(a) + add x25,x25,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + //add x25,x25,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x6,x6 // 3 +#endif + ldp x7,x8,[x1],#2*8 + add x25,x25,x17 // h+=Sigma0(a) + ror x16,x21,#14 + add x24,x24,x28 // h+=K[i] + eor x9,x21,x21,ror#23 + and x17,x22,x21 + bic x28,x23,x21 + add x24,x24,x6 // h+=X[i] + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x25,x26 // a^b, b^c in next round + eor x16,x16,x9,ror#18 // Sigma1(e) + ror x9,x25,#28 + add x24,x24,x17 // h+=Ch(e,f,g) + eor x17,x25,x25,ror#5 + add x24,x24,x16 // h+=Sigma1(e) + and x19,x19,x28 // (b^c)&=(a^b) + add x20,x20,x24 // d+=h + eor x19,x19,x26 // Maj(a,b,c) + eor x17,x9,x17,ror#34 // Sigma0(a) + add x24,x24,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + //add x24,x24,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x7,x7 // 4 +#endif + add x24,x24,x17 // h+=Sigma0(a) + ror x16,x20,#14 + add x23,x23,x19 // h+=K[i] + eor x10,x20,x20,ror#23 + and x17,x21,x20 + bic x19,x22,x20 + add x23,x23,x7 // h+=X[i] + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x24,x25 // a^b, b^c in next round + eor x16,x16,x10,ror#18 // Sigma1(e) + ror x10,x24,#28 + add x23,x23,x17 // h+=Ch(e,f,g) + eor x17,x24,x24,ror#5 + add x23,x23,x16 // h+=Sigma1(e) + and x28,x28,x19 // (b^c)&=(a^b) + add x27,x27,x23 // d+=h + eor x28,x28,x25 // Maj(a,b,c) + eor x17,x10,x17,ror#34 // Sigma0(a) + add x23,x23,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + //add x23,x23,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x8,x8 // 5 +#endif + ldp x9,x10,[x1],#2*8 + add x23,x23,x17 // h+=Sigma0(a) + ror x16,x27,#14 + add x22,x22,x28 // h+=K[i] + eor x11,x27,x27,ror#23 + and x17,x20,x27 + bic x28,x21,x27 + add x22,x22,x8 // h+=X[i] + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x23,x24 // a^b, b^c in next round + eor x16,x16,x11,ror#18 // Sigma1(e) + ror x11,x23,#28 + add x22,x22,x17 // h+=Ch(e,f,g) + eor x17,x23,x23,ror#5 + add x22,x22,x16 // h+=Sigma1(e) + and x19,x19,x28 // (b^c)&=(a^b) + add x26,x26,x22 // d+=h + eor x19,x19,x24 // Maj(a,b,c) + eor x17,x11,x17,ror#34 // Sigma0(a) + add x22,x22,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + //add x22,x22,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x9,x9 // 6 +#endif + add x22,x22,x17 // h+=Sigma0(a) + ror x16,x26,#14 + add x21,x21,x19 // h+=K[i] + eor x12,x26,x26,ror#23 + and x17,x27,x26 + bic x19,x20,x26 + add x21,x21,x9 // h+=X[i] + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x22,x23 // a^b, b^c in next round + eor x16,x16,x12,ror#18 // Sigma1(e) + ror x12,x22,#28 + add x21,x21,x17 // h+=Ch(e,f,g) + eor x17,x22,x22,ror#5 + add x21,x21,x16 // h+=Sigma1(e) + and x28,x28,x19 // (b^c)&=(a^b) + add x25,x25,x21 // d+=h + eor x28,x28,x23 // Maj(a,b,c) + eor x17,x12,x17,ror#34 // Sigma0(a) + add x21,x21,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + //add x21,x21,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x10,x10 // 7 +#endif + ldp x11,x12,[x1],#2*8 + add x21,x21,x17 // h+=Sigma0(a) + ror x16,x25,#14 + add x20,x20,x28 // h+=K[i] + eor x13,x25,x25,ror#23 + and x17,x26,x25 + bic x28,x27,x25 + add x20,x20,x10 // h+=X[i] + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x21,x22 // a^b, b^c in next round + eor x16,x16,x13,ror#18 // Sigma1(e) + ror x13,x21,#28 + add x20,x20,x17 // h+=Ch(e,f,g) + eor x17,x21,x21,ror#5 + add x20,x20,x16 // h+=Sigma1(e) + and x19,x19,x28 // (b^c)&=(a^b) + add x24,x24,x20 // d+=h + eor x19,x19,x22 // Maj(a,b,c) + eor x17,x13,x17,ror#34 // Sigma0(a) + add x20,x20,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + //add x20,x20,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x11,x11 // 8 +#endif + add x20,x20,x17 // h+=Sigma0(a) + ror x16,x24,#14 + add x27,x27,x19 // h+=K[i] + eor x14,x24,x24,ror#23 + and x17,x25,x24 + bic x19,x26,x24 + add x27,x27,x11 // h+=X[i] + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x20,x21 // a^b, b^c in next round + eor x16,x16,x14,ror#18 // Sigma1(e) + ror x14,x20,#28 + add x27,x27,x17 // h+=Ch(e,f,g) + eor x17,x20,x20,ror#5 + add x27,x27,x16 // h+=Sigma1(e) + and x28,x28,x19 // (b^c)&=(a^b) + add x23,x23,x27 // d+=h + eor x28,x28,x21 // Maj(a,b,c) + eor x17,x14,x17,ror#34 // Sigma0(a) + add x27,x27,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + //add x27,x27,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x12,x12 // 9 +#endif + ldp x13,x14,[x1],#2*8 + add x27,x27,x17 // h+=Sigma0(a) + ror x16,x23,#14 + add x26,x26,x28 // h+=K[i] + eor x15,x23,x23,ror#23 + and x17,x24,x23 + bic x28,x25,x23 + add x26,x26,x12 // h+=X[i] + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x27,x20 // a^b, b^c in next round + eor x16,x16,x15,ror#18 // Sigma1(e) + ror x15,x27,#28 + add x26,x26,x17 // h+=Ch(e,f,g) + eor x17,x27,x27,ror#5 + add x26,x26,x16 // h+=Sigma1(e) + and x19,x19,x28 // (b^c)&=(a^b) + add x22,x22,x26 // d+=h + eor x19,x19,x20 // Maj(a,b,c) + eor x17,x15,x17,ror#34 // Sigma0(a) + add x26,x26,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + //add x26,x26,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x13,x13 // 10 +#endif + add x26,x26,x17 // h+=Sigma0(a) + ror x16,x22,#14 + add x25,x25,x19 // h+=K[i] + eor x0,x22,x22,ror#23 + and x17,x23,x22 + bic x19,x24,x22 + add x25,x25,x13 // h+=X[i] + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x26,x27 // a^b, b^c in next round + eor x16,x16,x0,ror#18 // Sigma1(e) + ror x0,x26,#28 + add x25,x25,x17 // h+=Ch(e,f,g) + eor x17,x26,x26,ror#5 + add x25,x25,x16 // h+=Sigma1(e) + and x28,x28,x19 // (b^c)&=(a^b) + add x21,x21,x25 // d+=h + eor x28,x28,x27 // Maj(a,b,c) + eor x17,x0,x17,ror#34 // Sigma0(a) + add x25,x25,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + //add x25,x25,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x14,x14 // 11 +#endif + ldp x15,x0,[x1],#2*8 + add x25,x25,x17 // h+=Sigma0(a) + str x6,[sp,#24] + ror x16,x21,#14 + add x24,x24,x28 // h+=K[i] + eor x6,x21,x21,ror#23 + and x17,x22,x21 + bic x28,x23,x21 + add x24,x24,x14 // h+=X[i] + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x25,x26 // a^b, b^c in next round + eor x16,x16,x6,ror#18 // Sigma1(e) + ror x6,x25,#28 + add x24,x24,x17 // h+=Ch(e,f,g) + eor x17,x25,x25,ror#5 + add x24,x24,x16 // h+=Sigma1(e) + and x19,x19,x28 // (b^c)&=(a^b) + add x20,x20,x24 // d+=h + eor x19,x19,x26 // Maj(a,b,c) + eor x17,x6,x17,ror#34 // Sigma0(a) + add x24,x24,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + //add x24,x24,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x15,x15 // 12 +#endif + add x24,x24,x17 // h+=Sigma0(a) + str x7,[sp,#0] + ror x16,x20,#14 + add x23,x23,x19 // h+=K[i] + eor x7,x20,x20,ror#23 + and x17,x21,x20 + bic x19,x22,x20 + add x23,x23,x15 // h+=X[i] + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x24,x25 // a^b, b^c in next round + eor x16,x16,x7,ror#18 // Sigma1(e) + ror x7,x24,#28 + add x23,x23,x17 // h+=Ch(e,f,g) + eor x17,x24,x24,ror#5 + add x23,x23,x16 // h+=Sigma1(e) + and x28,x28,x19 // (b^c)&=(a^b) + add x27,x27,x23 // d+=h + eor x28,x28,x25 // Maj(a,b,c) + eor x17,x7,x17,ror#34 // Sigma0(a) + add x23,x23,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + //add x23,x23,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x0,x0 // 13 +#endif + ldp x1,x2,[x1] + add x23,x23,x17 // h+=Sigma0(a) + str x8,[sp,#8] + ror x16,x27,#14 + add x22,x22,x28 // h+=K[i] + eor x8,x27,x27,ror#23 + and x17,x20,x27 + bic x28,x21,x27 + add x22,x22,x0 // h+=X[i] + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x23,x24 // a^b, b^c in next round + eor x16,x16,x8,ror#18 // Sigma1(e) + ror x8,x23,#28 + add x22,x22,x17 // h+=Ch(e,f,g) + eor x17,x23,x23,ror#5 + add x22,x22,x16 // h+=Sigma1(e) + and x19,x19,x28 // (b^c)&=(a^b) + add x26,x26,x22 // d+=h + eor x19,x19,x24 // Maj(a,b,c) + eor x17,x8,x17,ror#34 // Sigma0(a) + add x22,x22,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + //add x22,x22,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x1,x1 // 14 +#endif + ldr x6,[sp,#24] + add x22,x22,x17 // h+=Sigma0(a) + str x9,[sp,#16] + ror x16,x26,#14 + add x21,x21,x19 // h+=K[i] + eor x9,x26,x26,ror#23 + and x17,x27,x26 + bic x19,x20,x26 + add x21,x21,x1 // h+=X[i] + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x22,x23 // a^b, b^c in next round + eor x16,x16,x9,ror#18 // Sigma1(e) + ror x9,x22,#28 + add x21,x21,x17 // h+=Ch(e,f,g) + eor x17,x22,x22,ror#5 + add x21,x21,x16 // h+=Sigma1(e) + and x28,x28,x19 // (b^c)&=(a^b) + add x25,x25,x21 // d+=h + eor x28,x28,x23 // Maj(a,b,c) + eor x17,x9,x17,ror#34 // Sigma0(a) + add x21,x21,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + //add x21,x21,x17 // h+=Sigma0(a) +#ifndef __AARCH64EB__ + rev x2,x2 // 15 +#endif + ldr x7,[sp,#0] + add x21,x21,x17 // h+=Sigma0(a) + str x10,[sp,#24] + ror x16,x25,#14 + add x20,x20,x28 // h+=K[i] + ror x9,x4,#1 + and x17,x26,x25 + ror x8,x1,#19 + bic x28,x27,x25 + ror x10,x21,#28 + add x20,x20,x2 // h+=X[i] + eor x16,x16,x25,ror#18 + eor x9,x9,x4,ror#8 + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x21,x22 // a^b, b^c in next round + eor x16,x16,x25,ror#41 // Sigma1(e) + eor x10,x10,x21,ror#34 + add x20,x20,x17 // h+=Ch(e,f,g) + and x19,x19,x28 // (b^c)&=(a^b) + eor x8,x8,x1,ror#61 + eor x9,x9,x4,lsr#7 // sigma0(X[i+1]) + add x20,x20,x16 // h+=Sigma1(e) + eor x19,x19,x22 // Maj(a,b,c) + eor x17,x10,x21,ror#39 // Sigma0(a) + eor x8,x8,x1,lsr#6 // sigma1(X[i+14]) + add x3,x3,x12 + add x24,x24,x20 // d+=h + add x20,x20,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + add x3,x3,x9 + add x20,x20,x17 // h+=Sigma0(a) + add x3,x3,x8 +.Loop_16_xx: + ldr x8,[sp,#8] + str x11,[sp,#0] + ror x16,x24,#14 + add x27,x27,x19 // h+=K[i] + ror x10,x5,#1 + and x17,x25,x24 + ror x9,x2,#19 + bic x19,x26,x24 + ror x11,x20,#28 + add x27,x27,x3 // h+=X[i] + eor x16,x16,x24,ror#18 + eor x10,x10,x5,ror#8 + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x20,x21 // a^b, b^c in next round + eor x16,x16,x24,ror#41 // Sigma1(e) + eor x11,x11,x20,ror#34 + add x27,x27,x17 // h+=Ch(e,f,g) + and x28,x28,x19 // (b^c)&=(a^b) + eor x9,x9,x2,ror#61 + eor x10,x10,x5,lsr#7 // sigma0(X[i+1]) + add x27,x27,x16 // h+=Sigma1(e) + eor x28,x28,x21 // Maj(a,b,c) + eor x17,x11,x20,ror#39 // Sigma0(a) + eor x9,x9,x2,lsr#6 // sigma1(X[i+14]) + add x4,x4,x13 + add x23,x23,x27 // d+=h + add x27,x27,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + add x4,x4,x10 + add x27,x27,x17 // h+=Sigma0(a) + add x4,x4,x9 + ldr x9,[sp,#16] + str x12,[sp,#8] + ror x16,x23,#14 + add x26,x26,x28 // h+=K[i] + ror x11,x6,#1 + and x17,x24,x23 + ror x10,x3,#19 + bic x28,x25,x23 + ror x12,x27,#28 + add x26,x26,x4 // h+=X[i] + eor x16,x16,x23,ror#18 + eor x11,x11,x6,ror#8 + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x27,x20 // a^b, b^c in next round + eor x16,x16,x23,ror#41 // Sigma1(e) + eor x12,x12,x27,ror#34 + add x26,x26,x17 // h+=Ch(e,f,g) + and x19,x19,x28 // (b^c)&=(a^b) + eor x10,x10,x3,ror#61 + eor x11,x11,x6,lsr#7 // sigma0(X[i+1]) + add x26,x26,x16 // h+=Sigma1(e) + eor x19,x19,x20 // Maj(a,b,c) + eor x17,x12,x27,ror#39 // Sigma0(a) + eor x10,x10,x3,lsr#6 // sigma1(X[i+14]) + add x5,x5,x14 + add x22,x22,x26 // d+=h + add x26,x26,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + add x5,x5,x11 + add x26,x26,x17 // h+=Sigma0(a) + add x5,x5,x10 + ldr x10,[sp,#24] + str x13,[sp,#16] + ror x16,x22,#14 + add x25,x25,x19 // h+=K[i] + ror x12,x7,#1 + and x17,x23,x22 + ror x11,x4,#19 + bic x19,x24,x22 + ror x13,x26,#28 + add x25,x25,x5 // h+=X[i] + eor x16,x16,x22,ror#18 + eor x12,x12,x7,ror#8 + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x26,x27 // a^b, b^c in next round + eor x16,x16,x22,ror#41 // Sigma1(e) + eor x13,x13,x26,ror#34 + add x25,x25,x17 // h+=Ch(e,f,g) + and x28,x28,x19 // (b^c)&=(a^b) + eor x11,x11,x4,ror#61 + eor x12,x12,x7,lsr#7 // sigma0(X[i+1]) + add x25,x25,x16 // h+=Sigma1(e) + eor x28,x28,x27 // Maj(a,b,c) + eor x17,x13,x26,ror#39 // Sigma0(a) + eor x11,x11,x4,lsr#6 // sigma1(X[i+14]) + add x6,x6,x15 + add x21,x21,x25 // d+=h + add x25,x25,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + add x6,x6,x12 + add x25,x25,x17 // h+=Sigma0(a) + add x6,x6,x11 + ldr x11,[sp,#0] + str x14,[sp,#24] + ror x16,x21,#14 + add x24,x24,x28 // h+=K[i] + ror x13,x8,#1 + and x17,x22,x21 + ror x12,x5,#19 + bic x28,x23,x21 + ror x14,x25,#28 + add x24,x24,x6 // h+=X[i] + eor x16,x16,x21,ror#18 + eor x13,x13,x8,ror#8 + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x25,x26 // a^b, b^c in next round + eor x16,x16,x21,ror#41 // Sigma1(e) + eor x14,x14,x25,ror#34 + add x24,x24,x17 // h+=Ch(e,f,g) + and x19,x19,x28 // (b^c)&=(a^b) + eor x12,x12,x5,ror#61 + eor x13,x13,x8,lsr#7 // sigma0(X[i+1]) + add x24,x24,x16 // h+=Sigma1(e) + eor x19,x19,x26 // Maj(a,b,c) + eor x17,x14,x25,ror#39 // Sigma0(a) + eor x12,x12,x5,lsr#6 // sigma1(X[i+14]) + add x7,x7,x0 + add x20,x20,x24 // d+=h + add x24,x24,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + add x7,x7,x13 + add x24,x24,x17 // h+=Sigma0(a) + add x7,x7,x12 + ldr x12,[sp,#8] + str x15,[sp,#0] + ror x16,x20,#14 + add x23,x23,x19 // h+=K[i] + ror x14,x9,#1 + and x17,x21,x20 + ror x13,x6,#19 + bic x19,x22,x20 + ror x15,x24,#28 + add x23,x23,x7 // h+=X[i] + eor x16,x16,x20,ror#18 + eor x14,x14,x9,ror#8 + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x24,x25 // a^b, b^c in next round + eor x16,x16,x20,ror#41 // Sigma1(e) + eor x15,x15,x24,ror#34 + add x23,x23,x17 // h+=Ch(e,f,g) + and x28,x28,x19 // (b^c)&=(a^b) + eor x13,x13,x6,ror#61 + eor x14,x14,x9,lsr#7 // sigma0(X[i+1]) + add x23,x23,x16 // h+=Sigma1(e) + eor x28,x28,x25 // Maj(a,b,c) + eor x17,x15,x24,ror#39 // Sigma0(a) + eor x13,x13,x6,lsr#6 // sigma1(X[i+14]) + add x8,x8,x1 + add x27,x27,x23 // d+=h + add x23,x23,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + add x8,x8,x14 + add x23,x23,x17 // h+=Sigma0(a) + add x8,x8,x13 + ldr x13,[sp,#16] + str x0,[sp,#8] + ror x16,x27,#14 + add x22,x22,x28 // h+=K[i] + ror x15,x10,#1 + and x17,x20,x27 + ror x14,x7,#19 + bic x28,x21,x27 + ror x0,x23,#28 + add x22,x22,x8 // h+=X[i] + eor x16,x16,x27,ror#18 + eor x15,x15,x10,ror#8 + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x23,x24 // a^b, b^c in next round + eor x16,x16,x27,ror#41 // Sigma1(e) + eor x0,x0,x23,ror#34 + add x22,x22,x17 // h+=Ch(e,f,g) + and x19,x19,x28 // (b^c)&=(a^b) + eor x14,x14,x7,ror#61 + eor x15,x15,x10,lsr#7 // sigma0(X[i+1]) + add x22,x22,x16 // h+=Sigma1(e) + eor x19,x19,x24 // Maj(a,b,c) + eor x17,x0,x23,ror#39 // Sigma0(a) + eor x14,x14,x7,lsr#6 // sigma1(X[i+14]) + add x9,x9,x2 + add x26,x26,x22 // d+=h + add x22,x22,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + add x9,x9,x15 + add x22,x22,x17 // h+=Sigma0(a) + add x9,x9,x14 + ldr x14,[sp,#24] + str x1,[sp,#16] + ror x16,x26,#14 + add x21,x21,x19 // h+=K[i] + ror x0,x11,#1 + and x17,x27,x26 + ror x15,x8,#19 + bic x19,x20,x26 + ror x1,x22,#28 + add x21,x21,x9 // h+=X[i] + eor x16,x16,x26,ror#18 + eor x0,x0,x11,ror#8 + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x22,x23 // a^b, b^c in next round + eor x16,x16,x26,ror#41 // Sigma1(e) + eor x1,x1,x22,ror#34 + add x21,x21,x17 // h+=Ch(e,f,g) + and x28,x28,x19 // (b^c)&=(a^b) + eor x15,x15,x8,ror#61 + eor x0,x0,x11,lsr#7 // sigma0(X[i+1]) + add x21,x21,x16 // h+=Sigma1(e) + eor x28,x28,x23 // Maj(a,b,c) + eor x17,x1,x22,ror#39 // Sigma0(a) + eor x15,x15,x8,lsr#6 // sigma1(X[i+14]) + add x10,x10,x3 + add x25,x25,x21 // d+=h + add x21,x21,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + add x10,x10,x0 + add x21,x21,x17 // h+=Sigma0(a) + add x10,x10,x15 + ldr x15,[sp,#0] + str x2,[sp,#24] + ror x16,x25,#14 + add x20,x20,x28 // h+=K[i] + ror x1,x12,#1 + and x17,x26,x25 + ror x0,x9,#19 + bic x28,x27,x25 + ror x2,x21,#28 + add x20,x20,x10 // h+=X[i] + eor x16,x16,x25,ror#18 + eor x1,x1,x12,ror#8 + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x21,x22 // a^b, b^c in next round + eor x16,x16,x25,ror#41 // Sigma1(e) + eor x2,x2,x21,ror#34 + add x20,x20,x17 // h+=Ch(e,f,g) + and x19,x19,x28 // (b^c)&=(a^b) + eor x0,x0,x9,ror#61 + eor x1,x1,x12,lsr#7 // sigma0(X[i+1]) + add x20,x20,x16 // h+=Sigma1(e) + eor x19,x19,x22 // Maj(a,b,c) + eor x17,x2,x21,ror#39 // Sigma0(a) + eor x0,x0,x9,lsr#6 // sigma1(X[i+14]) + add x11,x11,x4 + add x24,x24,x20 // d+=h + add x20,x20,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + add x11,x11,x1 + add x20,x20,x17 // h+=Sigma0(a) + add x11,x11,x0 + ldr x0,[sp,#8] + str x3,[sp,#0] + ror x16,x24,#14 + add x27,x27,x19 // h+=K[i] + ror x2,x13,#1 + and x17,x25,x24 + ror x1,x10,#19 + bic x19,x26,x24 + ror x3,x20,#28 + add x27,x27,x11 // h+=X[i] + eor x16,x16,x24,ror#18 + eor x2,x2,x13,ror#8 + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x20,x21 // a^b, b^c in next round + eor x16,x16,x24,ror#41 // Sigma1(e) + eor x3,x3,x20,ror#34 + add x27,x27,x17 // h+=Ch(e,f,g) + and x28,x28,x19 // (b^c)&=(a^b) + eor x1,x1,x10,ror#61 + eor x2,x2,x13,lsr#7 // sigma0(X[i+1]) + add x27,x27,x16 // h+=Sigma1(e) + eor x28,x28,x21 // Maj(a,b,c) + eor x17,x3,x20,ror#39 // Sigma0(a) + eor x1,x1,x10,lsr#6 // sigma1(X[i+14]) + add x12,x12,x5 + add x23,x23,x27 // d+=h + add x27,x27,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + add x12,x12,x2 + add x27,x27,x17 // h+=Sigma0(a) + add x12,x12,x1 + ldr x1,[sp,#16] + str x4,[sp,#8] + ror x16,x23,#14 + add x26,x26,x28 // h+=K[i] + ror x3,x14,#1 + and x17,x24,x23 + ror x2,x11,#19 + bic x28,x25,x23 + ror x4,x27,#28 + add x26,x26,x12 // h+=X[i] + eor x16,x16,x23,ror#18 + eor x3,x3,x14,ror#8 + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x27,x20 // a^b, b^c in next round + eor x16,x16,x23,ror#41 // Sigma1(e) + eor x4,x4,x27,ror#34 + add x26,x26,x17 // h+=Ch(e,f,g) + and x19,x19,x28 // (b^c)&=(a^b) + eor x2,x2,x11,ror#61 + eor x3,x3,x14,lsr#7 // sigma0(X[i+1]) + add x26,x26,x16 // h+=Sigma1(e) + eor x19,x19,x20 // Maj(a,b,c) + eor x17,x4,x27,ror#39 // Sigma0(a) + eor x2,x2,x11,lsr#6 // sigma1(X[i+14]) + add x13,x13,x6 + add x22,x22,x26 // d+=h + add x26,x26,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + add x13,x13,x3 + add x26,x26,x17 // h+=Sigma0(a) + add x13,x13,x2 + ldr x2,[sp,#24] + str x5,[sp,#16] + ror x16,x22,#14 + add x25,x25,x19 // h+=K[i] + ror x4,x15,#1 + and x17,x23,x22 + ror x3,x12,#19 + bic x19,x24,x22 + ror x5,x26,#28 + add x25,x25,x13 // h+=X[i] + eor x16,x16,x22,ror#18 + eor x4,x4,x15,ror#8 + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x26,x27 // a^b, b^c in next round + eor x16,x16,x22,ror#41 // Sigma1(e) + eor x5,x5,x26,ror#34 + add x25,x25,x17 // h+=Ch(e,f,g) + and x28,x28,x19 // (b^c)&=(a^b) + eor x3,x3,x12,ror#61 + eor x4,x4,x15,lsr#7 // sigma0(X[i+1]) + add x25,x25,x16 // h+=Sigma1(e) + eor x28,x28,x27 // Maj(a,b,c) + eor x17,x5,x26,ror#39 // Sigma0(a) + eor x3,x3,x12,lsr#6 // sigma1(X[i+14]) + add x14,x14,x7 + add x21,x21,x25 // d+=h + add x25,x25,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + add x14,x14,x4 + add x25,x25,x17 // h+=Sigma0(a) + add x14,x14,x3 + ldr x3,[sp,#0] + str x6,[sp,#24] + ror x16,x21,#14 + add x24,x24,x28 // h+=K[i] + ror x5,x0,#1 + and x17,x22,x21 + ror x4,x13,#19 + bic x28,x23,x21 + ror x6,x25,#28 + add x24,x24,x14 // h+=X[i] + eor x16,x16,x21,ror#18 + eor x5,x5,x0,ror#8 + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x25,x26 // a^b, b^c in next round + eor x16,x16,x21,ror#41 // Sigma1(e) + eor x6,x6,x25,ror#34 + add x24,x24,x17 // h+=Ch(e,f,g) + and x19,x19,x28 // (b^c)&=(a^b) + eor x4,x4,x13,ror#61 + eor x5,x5,x0,lsr#7 // sigma0(X[i+1]) + add x24,x24,x16 // h+=Sigma1(e) + eor x19,x19,x26 // Maj(a,b,c) + eor x17,x6,x25,ror#39 // Sigma0(a) + eor x4,x4,x13,lsr#6 // sigma1(X[i+14]) + add x15,x15,x8 + add x20,x20,x24 // d+=h + add x24,x24,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + add x15,x15,x5 + add x24,x24,x17 // h+=Sigma0(a) + add x15,x15,x4 + ldr x4,[sp,#8] + str x7,[sp,#0] + ror x16,x20,#14 + add x23,x23,x19 // h+=K[i] + ror x6,x1,#1 + and x17,x21,x20 + ror x5,x14,#19 + bic x19,x22,x20 + ror x7,x24,#28 + add x23,x23,x15 // h+=X[i] + eor x16,x16,x20,ror#18 + eor x6,x6,x1,ror#8 + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x24,x25 // a^b, b^c in next round + eor x16,x16,x20,ror#41 // Sigma1(e) + eor x7,x7,x24,ror#34 + add x23,x23,x17 // h+=Ch(e,f,g) + and x28,x28,x19 // (b^c)&=(a^b) + eor x5,x5,x14,ror#61 + eor x6,x6,x1,lsr#7 // sigma0(X[i+1]) + add x23,x23,x16 // h+=Sigma1(e) + eor x28,x28,x25 // Maj(a,b,c) + eor x17,x7,x24,ror#39 // Sigma0(a) + eor x5,x5,x14,lsr#6 // sigma1(X[i+14]) + add x0,x0,x9 + add x27,x27,x23 // d+=h + add x23,x23,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + add x0,x0,x6 + add x23,x23,x17 // h+=Sigma0(a) + add x0,x0,x5 + ldr x5,[sp,#16] + str x8,[sp,#8] + ror x16,x27,#14 + add x22,x22,x28 // h+=K[i] + ror x7,x2,#1 + and x17,x20,x27 + ror x6,x15,#19 + bic x28,x21,x27 + ror x8,x23,#28 + add x22,x22,x0 // h+=X[i] + eor x16,x16,x27,ror#18 + eor x7,x7,x2,ror#8 + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x23,x24 // a^b, b^c in next round + eor x16,x16,x27,ror#41 // Sigma1(e) + eor x8,x8,x23,ror#34 + add x22,x22,x17 // h+=Ch(e,f,g) + and x19,x19,x28 // (b^c)&=(a^b) + eor x6,x6,x15,ror#61 + eor x7,x7,x2,lsr#7 // sigma0(X[i+1]) + add x22,x22,x16 // h+=Sigma1(e) + eor x19,x19,x24 // Maj(a,b,c) + eor x17,x8,x23,ror#39 // Sigma0(a) + eor x6,x6,x15,lsr#6 // sigma1(X[i+14]) + add x1,x1,x10 + add x26,x26,x22 // d+=h + add x22,x22,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + add x1,x1,x7 + add x22,x22,x17 // h+=Sigma0(a) + add x1,x1,x6 + ldr x6,[sp,#24] + str x9,[sp,#16] + ror x16,x26,#14 + add x21,x21,x19 // h+=K[i] + ror x8,x3,#1 + and x17,x27,x26 + ror x7,x0,#19 + bic x19,x20,x26 + ror x9,x22,#28 + add x21,x21,x1 // h+=X[i] + eor x16,x16,x26,ror#18 + eor x8,x8,x3,ror#8 + orr x17,x17,x19 // Ch(e,f,g) + eor x19,x22,x23 // a^b, b^c in next round + eor x16,x16,x26,ror#41 // Sigma1(e) + eor x9,x9,x22,ror#34 + add x21,x21,x17 // h+=Ch(e,f,g) + and x28,x28,x19 // (b^c)&=(a^b) + eor x7,x7,x0,ror#61 + eor x8,x8,x3,lsr#7 // sigma0(X[i+1]) + add x21,x21,x16 // h+=Sigma1(e) + eor x28,x28,x23 // Maj(a,b,c) + eor x17,x9,x22,ror#39 // Sigma0(a) + eor x7,x7,x0,lsr#6 // sigma1(X[i+14]) + add x2,x2,x11 + add x25,x25,x21 // d+=h + add x21,x21,x28 // h+=Maj(a,b,c) + ldr x28,[x30],#8 // *K++, x19 in next round + add x2,x2,x8 + add x21,x21,x17 // h+=Sigma0(a) + add x2,x2,x7 + ldr x7,[sp,#0] + str x10,[sp,#24] + ror x16,x25,#14 + add x20,x20,x28 // h+=K[i] + ror x9,x4,#1 + and x17,x26,x25 + ror x8,x1,#19 + bic x28,x27,x25 + ror x10,x21,#28 + add x20,x20,x2 // h+=X[i] + eor x16,x16,x25,ror#18 + eor x9,x9,x4,ror#8 + orr x17,x17,x28 // Ch(e,f,g) + eor x28,x21,x22 // a^b, b^c in next round + eor x16,x16,x25,ror#41 // Sigma1(e) + eor x10,x10,x21,ror#34 + add x20,x20,x17 // h+=Ch(e,f,g) + and x19,x19,x28 // (b^c)&=(a^b) + eor x8,x8,x1,ror#61 + eor x9,x9,x4,lsr#7 // sigma0(X[i+1]) + add x20,x20,x16 // h+=Sigma1(e) + eor x19,x19,x22 // Maj(a,b,c) + eor x17,x10,x21,ror#39 // Sigma0(a) + eor x8,x8,x1,lsr#6 // sigma1(X[i+14]) + add x3,x3,x12 + add x24,x24,x20 // d+=h + add x20,x20,x19 // h+=Maj(a,b,c) + ldr x19,[x30],#8 // *K++, x28 in next round + add x3,x3,x9 + add x20,x20,x17 // h+=Sigma0(a) + add x3,x3,x8 + cbnz x19,.Loop_16_xx + + ldp x0,x2,[x29,#96] + ldr x1,[x29,#112] + sub x30,x30,#648 // rewind + + ldp x3,x4,[x0] + ldp x5,x6,[x0,#2*8] + add x1,x1,#14*8 // advance input pointer + ldp x7,x8,[x0,#4*8] + add x20,x20,x3 + ldp x9,x10,[x0,#6*8] + add x21,x21,x4 + add x22,x22,x5 + add x23,x23,x6 + stp x20,x21,[x0] + add x24,x24,x7 + add x25,x25,x8 + stp x22,x23,[x0,#2*8] + add x26,x26,x9 + add x27,x27,x10 + cmp x1,x2 + stp x24,x25,[x0,#4*8] + stp x26,x27,[x0,#6*8] + b.ne .Loop + + ldp x19,x20,[x29,#16] + add sp,sp,#4*8 + ldp x21,x22,[x29,#32] + ldp x23,x24,[x29,#48] + ldp x25,x26,[x29,#64] + ldp x27,x28,[x29,#80] + ldp x29,x30,[sp],#128 + ret +.size sha512_block_data_order,.-sha512_block_data_order + +.align 6 +.type .LK512,%object +.LK512: + .quad 0x428a2f98d728ae22,0x7137449123ef65cd + .quad 0xb5c0fbcfec4d3b2f,0xe9b5dba58189dbbc + .quad 0x3956c25bf348b538,0x59f111f1b605d019 + .quad 0x923f82a4af194f9b,0xab1c5ed5da6d8118 + .quad 0xd807aa98a3030242,0x12835b0145706fbe + .quad 0x243185be4ee4b28c,0x550c7dc3d5ffb4e2 + .quad 0x72be5d74f27b896f,0x80deb1fe3b1696b1 + .quad 0x9bdc06a725c71235,0xc19bf174cf692694 + .quad 0xe49b69c19ef14ad2,0xefbe4786384f25e3 + .quad 0x0fc19dc68b8cd5b5,0x240ca1cc77ac9c65 + .quad 0x2de92c6f592b0275,0x4a7484aa6ea6e483 + .quad 0x5cb0a9dcbd41fbd4,0x76f988da831153b5 + .quad 0x983e5152ee66dfab,0xa831c66d2db43210 + .quad 0xb00327c898fb213f,0xbf597fc7beef0ee4 + .quad 0xc6e00bf33da88fc2,0xd5a79147930aa725 + .quad 0x06ca6351e003826f,0x142929670a0e6e70 + .quad 0x27b70a8546d22ffc,0x2e1b21385c26c926 + .quad 0x4d2c6dfc5ac42aed,0x53380d139d95b3df + .quad 0x650a73548baf63de,0x766a0abb3c77b2a8 + .quad 0x81c2c92e47edaee6,0x92722c851482353b + .quad 0xa2bfe8a14cf10364,0xa81a664bbc423001 + .quad 0xc24b8b70d0f89791,0xc76c51a30654be30 + .quad 0xd192e819d6ef5218,0xd69906245565a910 + .quad 0xf40e35855771202a,0x106aa07032bbd1b8 + .quad 0x19a4c116b8d2d0c8,0x1e376c085141ab53 + .quad 0x2748774cdf8eeb99,0x34b0bcb5e19b48a8 + .quad 0x391c0cb3c5c95a63,0x4ed8aa4ae3418acb + .quad 0x5b9cca4f7763e373,0x682e6ff3d6b2b8a3 + .quad 0x748f82ee5defb2fc,0x78a5636f43172f60 + .quad 0x84c87814a1f0ab72,0x8cc702081a6439ec + .quad 0x90befffa23631e28,0xa4506cebde82bde9 + .quad 0xbef9a3f7b2c67915,0xc67178f2e372532b + .quad 0xca273eceea26619c,0xd186b8c721c0c207 + .quad 0xeada7dd6cde0eb1e,0xf57d4f7fee6ed178 + .quad 0x06f067aa72176fba,0x0a637dc5a2c898a6 + .quad 0x113f9804bef90dae,0x1b710b35131c471b + .quad 0x28db77f523047d84,0x32caab7b40c72493 + .quad 0x3c9ebe0a15c9bebc,0x431d67c49c100d4c + .quad 0x4cc5d4becb3e42b6,0x597f299cfc657e2a + .quad 0x5fcb6fab3ad6faec,0x6c44198c4a475817 + .quad 0 // terminator +.size .LK512,.-.LK512 +#ifndef __KERNEL__ +.align 3 +.LOPENSSL_armcap_P: +# ifdef __ILP32__ + .long OPENSSL_armcap_P-. +# else + .quad OPENSSL_armcap_P-. +# endif +#endif +.asciz "SHA512 block transform for ARMv8, CRYPTOGAMS by <appro@openssl.org>" +.align 2 +#ifndef __KERNEL__ +.comm OPENSSL_armcap_P,4,4 +#endif diff --git a/arch/arm64/crypto/sha512-glue.c b/arch/arm64/crypto/sha512-glue.c new file mode 100644 index 000000000000..aff35c9992a4 --- /dev/null +++ b/arch/arm64/crypto/sha512-glue.c @@ -0,0 +1,94 @@ +/* + * Linux/arm64 port of the OpenSSL SHA512 implementation for AArch64 + * + * Copyright (c) 2016 Linaro Ltd. <ard.biesheuvel@linaro.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ + +#include <crypto/internal/hash.h> +#include <linux/cryptohash.h> +#include <linux/types.h> +#include <linux/string.h> +#include <crypto/sha.h> +#include <crypto/sha512_base.h> +#include <asm/neon.h> + +MODULE_DESCRIPTION("SHA-384/SHA-512 secure hash for arm64"); +MODULE_AUTHOR("Andy Polyakov <appro@openssl.org>"); +MODULE_AUTHOR("Ard Biesheuvel <ard.biesheuvel@linaro.org>"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS_CRYPTO("sha384"); +MODULE_ALIAS_CRYPTO("sha512"); + +asmlinkage void sha512_block_data_order(u32 *digest, const void *data, + unsigned int num_blks); + +static int sha512_update(struct shash_desc *desc, const u8 *data, + unsigned int len) +{ + return sha512_base_do_update(desc, data, len, + (sha512_block_fn *)sha512_block_data_order); +} + +static int sha512_finup(struct shash_desc *desc, const u8 *data, + unsigned int len, u8 *out) +{ + if (len) + sha512_base_do_update(desc, data, len, + (sha512_block_fn *)sha512_block_data_order); + sha512_base_do_finalize(desc, + (sha512_block_fn *)sha512_block_data_order); + + return sha512_base_finish(desc, out); +} + +static int sha512_final(struct shash_desc *desc, u8 *out) +{ + return sha512_finup(desc, NULL, 0, out); +} + +static struct shash_alg algs[] = { { + .digestsize = SHA512_DIGEST_SIZE, + .init = sha512_base_init, + .update = sha512_update, + .final = sha512_final, + .finup = sha512_finup, + .descsize = sizeof(struct sha512_state), + .base.cra_name = "sha512", + .base.cra_driver_name = "sha512-arm64", + .base.cra_priority = 150, + .base.cra_flags = CRYPTO_ALG_TYPE_SHASH, + .base.cra_blocksize = SHA512_BLOCK_SIZE, + .base.cra_module = THIS_MODULE, +}, { + .digestsize = SHA384_DIGEST_SIZE, + .init = sha384_base_init, + .update = sha512_update, + .final = sha512_final, + .finup = sha512_finup, + .descsize = sizeof(struct sha512_state), + .base.cra_name = "sha384", + .base.cra_driver_name = "sha384-arm64", + .base.cra_priority = 150, + .base.cra_flags = CRYPTO_ALG_TYPE_SHASH, + .base.cra_blocksize = SHA384_BLOCK_SIZE, + .base.cra_module = THIS_MODULE, +} }; + +static int __init sha512_mod_init(void) +{ + return crypto_register_shashes(algs, ARRAY_SIZE(algs)); +} + +static void __exit sha512_mod_fini(void) +{ + crypto_unregister_shashes(algs, ARRAY_SIZE(algs)); +} + +module_init(sha512_mod_init); +module_exit(sha512_mod_fini); |