13f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root#!/usr/bin/env perl 23f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# 33f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# ==================================================================== 43f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# Written by Andy Polyakov <appro@openssl.org> for the OpenSSL 53f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# project. The module is, however, dual licensed under OpenSSL and 63f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# CRYPTOGAMS licenses depending on where you obtain it. For further 73f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# details see http://www.openssl.org/~appro/cryptogams/. 83f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# ==================================================================== 93f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# 103f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# SHA1 for ARMv8. 113f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# 123f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# Performance in cycles per processed byte and improvement coefficient 133f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# over code generated with "default" compiler: 143f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# 153f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# hardware-assisted software(*) 163f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# Apple A7 2.31 4.13 (+14%) 173f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# Cortex-A5x n/a n/a 183f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# 193f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root# (*) Software results are presented mostly for reference purposes. 203f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 213f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$flavour = shift; 223f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootopen STDOUT,">".shift; 233f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 243f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root($ctx,$inp,$num)=("x0","x1","x2"); 253f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root@Xw=map("w$_",(3..17,19)); 263f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root@Xx=map("x$_",(3..17,19)); 273f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root@V=($A,$B,$C,$D,$E)=map("w$_",(20..24)); 283f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root($t0,$t1,$t2,$K)=map("w$_",(25..28)); 293f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 303f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 313f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootsub BODY_00_19 { 323f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootmy ($i,$a,$b,$c,$d,$e)=@_; 333f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootmy $j=($i+2)&15; 343f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 353f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___ if ($i<15 && !($i&1)); 363f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root lsr @Xx[$i+1],@Xx[$i],#32 373f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 383f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___ if ($i<14 && !($i&1)); 393f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldr @Xx[$i+2],[$inp,#`($i+2)*4-64`] 403f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 413f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___ if ($i<14 && ($i&1)); 423f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root#ifdef __ARMEB__ 433f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror @Xx[$i+1],@Xx[$i+1],#32 443f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root#else 453f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root rev32 @Xx[$i+1],@Xx[$i+1] 463f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root#endif 473f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 483f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___ if ($i<14); 493f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root bic $t0,$d,$b 503f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root and $t1,$c,$b 513f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror $t2,$a,#27 523f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $d,$d,$K // future e+=K 533f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root orr $t0,$t0,$t1 543f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $e,$e,$t2 // e+=rot(a,5) 553f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror $b,$b,#2 563f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $d,$d,@Xw[($i+1)&15] // future e+=X[i] 573f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $e,$e,$t0 // e+=F(b,c,d) 583f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 593f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___ if ($i==19); 603f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root movz $K,#0xeba1 613f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root movk $K,#0x6ed9,lsl#16 623f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 633f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___ if ($i>=14); 643f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor @Xw[$j],@Xw[$j],@Xw[($j+2)&15] 653f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root bic $t0,$d,$b 663f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root and $t1,$c,$b 673f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror $t2,$a,#27 683f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor @Xw[$j],@Xw[$j],@Xw[($j+8)&15] 693f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $d,$d,$K // future e+=K 703f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root orr $t0,$t0,$t1 713f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $e,$e,$t2 // e+=rot(a,5) 723f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor @Xw[$j],@Xw[$j],@Xw[($j+13)&15] 733f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror $b,$b,#2 743f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $d,$d,@Xw[($i+1)&15] // future e+=X[i] 753f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $e,$e,$t0 // e+=F(b,c,d) 763f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror @Xw[$j],@Xw[$j],#31 773f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 783f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root} 793f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 803f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootsub BODY_40_59 { 813f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootmy ($i,$a,$b,$c,$d,$e)=@_; 823f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootmy $j=($i+2)&15; 833f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 843f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___ if ($i==59); 853f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root movz $K,#0xc1d6 863f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root movk $K,#0xca62,lsl#16 873f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 883f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___; 893f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root orr $t0,$b,$c 903f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root and $t1,$b,$c 913f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor @Xw[$j],@Xw[$j],@Xw[($j+2)&15] 923f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror $t2,$a,#27 933f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root and $t0,$t0,$d 943f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $d,$d,$K // future e+=K 953f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor @Xw[$j],@Xw[$j],@Xw[($j+8)&15] 963f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $e,$e,$t2 // e+=rot(a,5) 973f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root orr $t0,$t0,$t1 983f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror $b,$b,#2 993f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor @Xw[$j],@Xw[$j],@Xw[($j+13)&15] 1003f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $d,$d,@Xw[($i+1)&15] // future e+=X[i] 1013f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $e,$e,$t0 // e+=F(b,c,d) 1023f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror @Xw[$j],@Xw[$j],#31 1033f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 1043f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root} 1053f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 1063f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootsub BODY_20_39 { 1073f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootmy ($i,$a,$b,$c,$d,$e)=@_; 1083f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootmy $j=($i+2)&15; 1093f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 1103f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___ if ($i==39); 1113f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root movz $K,#0xbcdc 1123f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root movk $K,#0x8f1b,lsl#16 1133f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 1143f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___ if ($i<78); 1153f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor @Xw[$j],@Xw[$j],@Xw[($j+2)&15] 1163f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor $t0,$d,$b 1173f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror $t2,$a,#27 1183f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $d,$d,$K // future e+=K 1193f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor @Xw[$j],@Xw[$j],@Xw[($j+8)&15] 1203f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor $t0,$t0,$c 1213f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $e,$e,$t2 // e+=rot(a,5) 1223f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror $b,$b,#2 1233f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor @Xw[$j],@Xw[$j],@Xw[($j+13)&15] 1243f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $d,$d,@Xw[($i+1)&15] // future e+=X[i] 1253f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $e,$e,$t0 // e+=F(b,c,d) 1263f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror @Xw[$j],@Xw[$j],#31 1273f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 1283f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___ if ($i==78); 1293f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldp @Xw[1],@Xw[2],[$ctx] 1303f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor $t0,$d,$b 1313f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror $t2,$a,#27 1323f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $d,$d,$K // future e+=K 1333f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor $t0,$t0,$c 1343f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $e,$e,$t2 // e+=rot(a,5) 1353f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror $b,$b,#2 1363f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $d,$d,@Xw[($i+1)&15] // future e+=X[i] 1373f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $e,$e,$t0 // e+=F(b,c,d) 1383f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 1393f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___ if ($i==79); 1403f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldp @Xw[3],@Xw[4],[$ctx,#8] 1413f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor $t0,$d,$b 1423f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror $t2,$a,#27 1433f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor $t0,$t0,$c 1443f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $e,$e,$t2 // e+=rot(a,5) 1453f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror $b,$b,#2 1463f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldr @Xw[5],[$ctx,#16] 1473f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $e,$e,$t0 // e+=F(b,c,d) 1483f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 1493f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root} 1503f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 1513f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___; 1523f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root#include "arm_arch.h" 1533f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 1543f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.text 1553f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 1563f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.globl sha1_block_data_order 1573f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.type sha1_block_data_order,%function 1583f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.align 6 1593f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootsha1_block_data_order: 1603f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldr x16,.LOPENSSL_armcap_P 1613f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root adr x17,.LOPENSSL_armcap_P 1623f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add x16,x16,x17 1633f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldr w16,[x16] 1643f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root tst w16,#ARMV8_SHA1 1653f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root b.ne .Lv8_entry 1663f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 1673f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root stp x29,x30,[sp,#-96]! 1683f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add x29,sp,#0 1693f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root stp x19,x20,[sp,#16] 1703f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root stp x21,x22,[sp,#32] 1713f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root stp x23,x24,[sp,#48] 1723f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root stp x25,x26,[sp,#64] 1733f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root stp x27,x28,[sp,#80] 1743f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 1753f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldp $A,$B,[$ctx] 1763f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldp $C,$D,[$ctx,#8] 1773f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldr $E,[$ctx,#16] 1783f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 1793f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.Loop: 1803f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldr @Xx[0],[$inp],#64 1813f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root movz $K,#0x7999 1823f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sub $num,$num,#1 1833f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root movk $K,#0x5a82,lsl#16 1843f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root#ifdef __ARMEB__ 1853f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ror $Xx[0],@Xx[0],#32 1863f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root#else 1873f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root rev32 @Xx[0],@Xx[0] 1883f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root#endif 1893f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $E,$E,$K // warm it up 1903f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $E,$E,@Xw[0] 1913f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 1923f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootfor($i=0;$i<20;$i++) { &BODY_00_19($i,@V); unshift(@V,pop(@V)); } 1933f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootfor(;$i<40;$i++) { &BODY_20_39($i,@V); unshift(@V,pop(@V)); } 1943f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootfor(;$i<60;$i++) { &BODY_40_59($i,@V); unshift(@V,pop(@V)); } 1953f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootfor(;$i<80;$i++) { &BODY_20_39($i,@V); unshift(@V,pop(@V)); } 1963f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___; 1973f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $B,$B,@Xw[2] 1983f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $C,$C,@Xw[3] 1993f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $A,$A,@Xw[1] 2003f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $D,$D,@Xw[4] 2013f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add $E,$E,@Xw[5] 2023f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root stp $A,$B,[$ctx] 2033f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root stp $C,$D,[$ctx,#8] 2043f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root str $E,[$ctx,#16] 2053f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root cbnz $num,.Loop 2063f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 2073f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldp x19,x20,[sp,#16] 2083f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldp x21,x22,[sp,#32] 2093f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldp x23,x24,[sp,#48] 2103f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldp x25,x26,[sp,#64] 2113f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldp x27,x28,[sp,#80] 2123f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldr x29,[sp],#96 2133f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ret 2143f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.size sha1_block_data_order,.-sha1_block_data_order 2153f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 2163f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root{{{ 2173f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootmy ($ABCD,$E,$E0,$E1)=map("v$_.16b",(0..3)); 2183f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootmy @MSG=map("v$_.16b",(4..7)); 2193f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootmy @Kxx=map("v$_.4s",(16..19)); 2203f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootmy ($W0,$W1)=("v20.4s","v21.4s"); 2213f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootmy $ABCD_SAVE="v22.16b"; 2223f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 2233f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___; 2243f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.type sha1_block_armv8,%function 2253f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.align 6 2263f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootsha1_block_armv8: 2273f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.Lv8_entry: 2283f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root stp x29,x30,[sp,#-16]! 2293f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add x29,sp,#0 2303f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 2313f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root adr x4,.Lconst 2323f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root eor $E,$E,$E 2333f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ld1.32 {$ABCD},[$ctx],#16 2343f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ld1.32 {$E}[0],[$ctx] 2353f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sub $ctx,$ctx,#16 2363f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ld1.32 {@Kxx[0]-@Kxx[3]},[x4] 2373f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 2383f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.Loop_hw: 2393f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ld1 {@MSG[0]-@MSG[3]},[$inp],#64 2403f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sub $num,$num,#1 2413f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root rev32 @MSG[0],@MSG[0] 2423f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root rev32 @MSG[1],@MSG[1] 2433f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 2443f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add.i32 $W0,@Kxx[0],@MSG[0] 2453f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root rev32 @MSG[2],@MSG[2] 2463f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root orr $ABCD_SAVE,$ABCD,$ABCD // offload 2473f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 2483f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add.i32 $W1,@Kxx[0],@MSG[1] 2493f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root rev32 @MSG[3],@MSG[3] 2503f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sha1h $E1,$ABCD 2513f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sha1c $ABCD,$E,$W0 // 0 2523f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add.i32 $W0,@Kxx[$j],@MSG[2] 2533f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sha1su0 @MSG[0],@MSG[1],@MSG[2] 2543f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 2553f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootfor ($j=0,$i=1;$i<20-3;$i++) { 2563f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootmy $f=("c","p","m","p")[$i/5]; 2573f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___; 2583f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sha1h $E0,$ABCD // $i 2593f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sha1$f $ABCD,$E1,$W1 2603f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add.i32 $W1,@Kxx[$j],@MSG[3] 2613f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sha1su1 @MSG[0],@MSG[3] 2623f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 2633f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___ if ($i<20-4); 2643f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sha1su0 @MSG[1],@MSG[2],@MSG[3] 2653f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 2663f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ($E0,$E1)=($E1,$E0); ($W0,$W1)=($W1,$W0); 2673f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root push(@MSG,shift(@MSG)); $j++ if ((($i+3)%5)==0); 2683f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root} 2693f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root$code.=<<___; 2703f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sha1h $E0,$ABCD // $i 2713f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sha1p $ABCD,$E1,$W1 2723f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add.i32 $W1,@Kxx[$j],@MSG[3] 2733f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 2743f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sha1h $E1,$ABCD // 18 2753f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sha1p $ABCD,$E0,$W0 2763f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 2773f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sha1h $E0,$ABCD // 19 2783f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sha1p $ABCD,$E1,$W1 2793f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 2803f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add.i32 $E,$E,$E0 2813f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root add.i32 $ABCD,$ABCD,$ABCD_SAVE 2823f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 2833f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root cbnz $num,.Loop_hw 2843f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 2853f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root st1.32 {$ABCD},[$ctx],#16 2863f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root st1.32 {$E}[0],[$ctx] 2873f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 2883f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ldr x29,[sp],#16 2893f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root ret 2903f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.size sha1_block_armv8,.-sha1_block_armv8 2913f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.align 6 2923f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.Lconst: 2933f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.long 0x5a827999,0x5a827999,0x5a827999,0x5a827999 //K_00_19 2943f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.long 0x6ed9eba1,0x6ed9eba1,0x6ed9eba1,0x6ed9eba1 //K_20_39 2953f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.long 0x8f1bbcdc,0x8f1bbcdc,0x8f1bbcdc,0x8f1bbcdc //K_40_59 2963f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.long 0xca62c1d6,0xca62c1d6,0xca62c1d6,0xca62c1d6 //K_60_79 2973f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.LOPENSSL_armcap_P: 2983f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.quad OPENSSL_armcap_P-. 2993f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.asciz "SHA1 block transform for ARMv8, CRYPTOGAMS by <appro\@openssl.org>" 3003f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.align 2 3013f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root.comm OPENSSL_armcap_P,4,4 3023f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root___ 3033f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root}}} 3043f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 3053f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root{ my %opcode = ( 3063f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root "sha1c" => 0x5e000000, "sha1p" => 0x5e001000, 3073f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root "sha1m" => 0x5e002000, "sha1su0" => 0x5e003000, 3083f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root "sha1h" => 0x5e280800, "sha1su1" => 0x5e281800 ); 3093f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 3103f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sub unsha1 { 3113f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root my ($mnemonic,$arg)=@_; 3123f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 3133f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root $arg =~ m/[qv]([0-9]+)[^,]*,\s*[qv]([0-9]+)[^,]*(?:,\s*[qv]([0-9]+))?/o 3143f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root && 3153f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root sprintf ".inst\t0x%08x\t//%s %s", 3163f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root $opcode{$mnemonic}|$1|($2<<5)|($3<<16), 3173f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root $mnemonic,$arg; 3183f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root } 3193f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root} 3203f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 3213f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootforeach(split("\n",$code)) { 3223f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 3233f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root s/\`([^\`]*)\`/eval($1)/geo; 3243f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 3253f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root s/\b(sha1\w+)\s+([qv].*)/unsha1($1,$2)/geo; 3263f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 3273f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root s/\.\w?32\b//o and s/\.16b/\.4s/go; 3283f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root m/(ld|st)1[^\[]+\[0\]/o and s/\.4s/\.s/go; 3293f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 3303f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root print $_,"\n"; 3313f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root} 3323f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Root 3333f9e6ada2c9f7183a41081263585e6a70bbd9f59Kenny Rootclose STDOUT; 334