diff options
Diffstat (limited to 'crypto/sha/asm/sha1-armv8.pl')
| -rw-r--r-- | crypto/sha/asm/sha1-armv8.pl | 333 |
1 files changed, 0 insertions, 333 deletions
diff --git a/crypto/sha/asm/sha1-armv8.pl b/crypto/sha/asm/sha1-armv8.pl deleted file mode 100644 index c1f552b6b3..0000000000 --- a/crypto/sha/asm/sha1-armv8.pl +++ /dev/null @@ -1,333 +0,0 @@ -#!/usr/bin/env perl -# -# ==================================================================== -# 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/. -# ==================================================================== -# -# SHA1 for ARMv8. -# -# Performance in cycles per processed byte and improvement coefficient -# over code generated with "default" compiler: -# -# hardware-assisted software(*) -# Apple A7 2.31 4.13 (+14%) -# Cortex-A5x n/a n/a -# -# (*) Software results are presented mostly for reference purposes. - -$flavour = shift; -open STDOUT,">".shift; - -($ctx,$inp,$num)=("x0","x1","x2"); -@Xw=map("w$_",(3..17,19)); -@Xx=map("x$_",(3..17,19)); -@V=($A,$B,$C,$D,$E)=map("w$_",(20..24)); -($t0,$t1,$t2,$K)=map("w$_",(25..28)); - - -sub BODY_00_19 { -my ($i,$a,$b,$c,$d,$e)=@_; -my $j=($i+2)&15; - -$code.=<<___ if ($i<15 && !($i&1)); - lsr @Xx[$i+1],@Xx[$i],#32 -___ -$code.=<<___ if ($i<14 && !($i&1)); - ldr @Xx[$i+2],[$inp,#`($i+2)*4-64`] -___ -$code.=<<___ if ($i<14 && ($i&1)); -#ifdef __ARMEB__ - ror @Xx[$i+1],@Xx[$i+1],#32 -#else - rev32 @Xx[$i+1],@Xx[$i+1] -#endif -___ -$code.=<<___ if ($i<14); - bic $t0,$d,$b - and $t1,$c,$b - ror $t2,$a,#27 - add $d,$d,$K // future e+=K - orr $t0,$t0,$t1 - add $e,$e,$t2 // e+=rot(a,5) - ror $b,$b,#2 - add $d,$d,@Xw[($i+1)&15] // future e+=X[i] - add $e,$e,$t0 // e+=F(b,c,d) -___ -$code.=<<___ if ($i==19); - movz $K,#0xeba1 - movk $K,#0x6ed9,lsl#16 -___ -$code.=<<___ if ($i>=14); - eor @Xw[$j],@Xw[$j],@Xw[($j+2)&15] - bic $t0,$d,$b - and $t1,$c,$b - ror $t2,$a,#27 - eor @Xw[$j],@Xw[$j],@Xw[($j+8)&15] - add $d,$d,$K // future e+=K - orr $t0,$t0,$t1 - add $e,$e,$t2 // e+=rot(a,5) - eor @Xw[$j],@Xw[$j],@Xw[($j+13)&15] - ror $b,$b,#2 - add $d,$d,@Xw[($i+1)&15] // future e+=X[i] - add $e,$e,$t0 // e+=F(b,c,d) - ror @Xw[$j],@Xw[$j],#31 -___ -} - -sub BODY_40_59 { -my ($i,$a,$b,$c,$d,$e)=@_; -my $j=($i+2)&15; - -$code.=<<___ if ($i==59); - movz $K,#0xc1d6 - movk $K,#0xca62,lsl#16 -___ -$code.=<<___; - orr $t0,$b,$c - and $t1,$b,$c - eor @Xw[$j],@Xw[$j],@Xw[($j+2)&15] - ror $t2,$a,#27 - and $t0,$t0,$d - add $d,$d,$K // future e+=K - eor @Xw[$j],@Xw[$j],@Xw[($j+8)&15] - add $e,$e,$t2 // e+=rot(a,5) - orr $t0,$t0,$t1 - ror $b,$b,#2 - eor @Xw[$j],@Xw[$j],@Xw[($j+13)&15] - add $d,$d,@Xw[($i+1)&15] // future e+=X[i] - add $e,$e,$t0 // e+=F(b,c,d) - ror @Xw[$j],@Xw[$j],#31 -___ -} - -sub BODY_20_39 { -my ($i,$a,$b,$c,$d,$e)=@_; -my $j=($i+2)&15; - -$code.=<<___ if ($i==39); - movz $K,#0xbcdc - movk $K,#0x8f1b,lsl#16 -___ -$code.=<<___ if ($i<78); - eor @Xw[$j],@Xw[$j],@Xw[($j+2)&15] - eor $t0,$d,$b - ror $t2,$a,#27 - add $d,$d,$K // future e+=K - eor @Xw[$j],@Xw[$j],@Xw[($j+8)&15] - eor $t0,$t0,$c - add $e,$e,$t2 // e+=rot(a,5) - ror $b,$b,#2 - eor @Xw[$j],@Xw[$j],@Xw[($j+13)&15] - add $d,$d,@Xw[($i+1)&15] // future e+=X[i] - add $e,$e,$t0 // e+=F(b,c,d) - ror @Xw[$j],@Xw[$j],#31 -___ -$code.=<<___ if ($i==78); - ldp @Xw[1],@Xw[2],[$ctx] - eor $t0,$d,$b - ror $t2,$a,#27 - add $d,$d,$K // future e+=K - eor $t0,$t0,$c - add $e,$e,$t2 // e+=rot(a,5) - ror $b,$b,#2 - add $d,$d,@Xw[($i+1)&15] // future e+=X[i] - add $e,$e,$t0 // e+=F(b,c,d) -___ -$code.=<<___ if ($i==79); - ldp @Xw[3],@Xw[4],[$ctx,#8] - eor $t0,$d,$b - ror $t2,$a,#27 - eor $t0,$t0,$c - add $e,$e,$t2 // e+=rot(a,5) - ror $b,$b,#2 - ldr @Xw[5],[$ctx,#16] - add $e,$e,$t0 // e+=F(b,c,d) -___ -} - -$code.=<<___; -#include "arm_arch.h" - -.text - -.globl sha1_block_data_order -.type sha1_block_data_order,%function -.align 6 -sha1_block_data_order: - ldr x16,.LOPENSSL_armcap_P - adr x17,.LOPENSSL_armcap_P - add x16,x16,x17 - ldr w16,[x16] - tst w16,#ARMV8_SHA1 - b.ne .Lv8_entry - - stp x29,x30,[sp,#-96]! - 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] - - ldp $A,$B,[$ctx] - ldp $C,$D,[$ctx,#8] - ldr $E,[$ctx,#16] - -.Loop: - ldr @Xx[0],[$inp],#64 - movz $K,#0x7999 - sub $num,$num,#1 - movk $K,#0x5a82,lsl#16 -#ifdef __ARMEB__ - ror $Xx[0],@Xx[0],#32 -#else - rev32 @Xx[0],@Xx[0] -#endif - add $E,$E,$K // warm it up - add $E,$E,@Xw[0] -___ -for($i=0;$i<20;$i++) { &BODY_00_19($i,@V); unshift(@V,pop(@V)); } -for(;$i<40;$i++) { &BODY_20_39($i,@V); unshift(@V,pop(@V)); } -for(;$i<60;$i++) { &BODY_40_59($i,@V); unshift(@V,pop(@V)); } -for(;$i<80;$i++) { &BODY_20_39($i,@V); unshift(@V,pop(@V)); } -$code.=<<___; - add $B,$B,@Xw[2] - add $C,$C,@Xw[3] - add $A,$A,@Xw[1] - add $D,$D,@Xw[4] - add $E,$E,@Xw[5] - stp $A,$B,[$ctx] - stp $C,$D,[$ctx,#8] - str $E,[$ctx,#16] - cbnz $num,.Loop - - ldp x19,x20,[sp,#16] - ldp x21,x22,[sp,#32] - ldp x23,x24,[sp,#48] - ldp x25,x26,[sp,#64] - ldp x27,x28,[sp,#80] - ldr x29,[sp],#96 - ret -.size sha1_block_data_order,.-sha1_block_data_order -___ -{{{ -my ($ABCD,$E,$E0,$E1)=map("v$_.16b",(0..3)); -my @MSG=map("v$_.16b",(4..7)); -my @Kxx=map("v$_.4s",(16..19)); -my ($W0,$W1)=("v20.4s","v21.4s"); -my $ABCD_SAVE="v22.16b"; - -$code.=<<___; -.type sha1_block_armv8,%function -.align 6 -sha1_block_armv8: -.Lv8_entry: - stp x29,x30,[sp,#-16]! - add x29,sp,#0 - - adr x4,.Lconst - eor $E,$E,$E - ld1.32 {$ABCD},[$ctx],#16 - ld1.32 {$E}[0],[$ctx] - sub $ctx,$ctx,#16 - ld1.32 {@Kxx[0]-@Kxx[3]},[x4] - -.Loop_hw: - ld1 {@MSG[0]-@MSG[3]},[$inp],#64 - sub $num,$num,#1 - rev32 @MSG[0],@MSG[0] - rev32 @MSG[1],@MSG[1] - - add.i32 $W0,@Kxx[0],@MSG[0] - rev32 @MSG[2],@MSG[2] - orr $ABCD_SAVE,$ABCD,$ABCD // offload - - add.i32 $W1,@Kxx[0],@MSG[1] - rev32 @MSG[3],@MSG[3] - sha1h $E1,$ABCD - sha1c $ABCD,$E,$W0 // 0 - add.i32 $W0,@Kxx[$j],@MSG[2] - sha1su0 @MSG[0],@MSG[1],@MSG[2] -___ -for ($j=0,$i=1;$i<20-3;$i++) { -my $f=("c","p","m","p")[$i/5]; -$code.=<<___; - sha1h $E0,$ABCD // $i - sha1$f $ABCD,$E1,$W1 - add.i32 $W1,@Kxx[$j],@MSG[3] - sha1su1 @MSG[0],@MSG[3] -___ -$code.=<<___ if ($i<20-4); - sha1su0 @MSG[1],@MSG[2],@MSG[3] -___ - ($E0,$E1)=($E1,$E0); ($W0,$W1)=($W1,$W0); - push(@MSG,shift(@MSG)); $j++ if ((($i+3)%5)==0); -} -$code.=<<___; - sha1h $E0,$ABCD // $i - sha1p $ABCD,$E1,$W1 - add.i32 $W1,@Kxx[$j],@MSG[3] - - sha1h $E1,$ABCD // 18 - sha1p $ABCD,$E0,$W0 - - sha1h $E0,$ABCD // 19 - sha1p $ABCD,$E1,$W1 - - add.i32 $E,$E,$E0 - add.i32 $ABCD,$ABCD,$ABCD_SAVE - - cbnz $num,.Loop_hw - - st1.32 {$ABCD},[$ctx],#16 - st1.32 {$E}[0],[$ctx] - - ldr x29,[sp],#16 - ret -.size sha1_block_armv8,.-sha1_block_armv8 -.align 6 -.Lconst: -.long 0x5a827999,0x5a827999,0x5a827999,0x5a827999 //K_00_19 -.long 0x6ed9eba1,0x6ed9eba1,0x6ed9eba1,0x6ed9eba1 //K_20_39 -.long 0x8f1bbcdc,0x8f1bbcdc,0x8f1bbcdc,0x8f1bbcdc //K_40_59 -.long 0xca62c1d6,0xca62c1d6,0xca62c1d6,0xca62c1d6 //K_60_79 -.LOPENSSL_armcap_P: -.quad OPENSSL_armcap_P-. -.asciz "SHA1 block transform for ARMv8, CRYPTOGAMS by <appro\@openssl.org>" -.align 2 -.comm OPENSSL_armcap_P,4,4 -___ -}}} - -{ my %opcode = ( - "sha1c" => 0x5e000000, "sha1p" => 0x5e001000, - "sha1m" => 0x5e002000, "sha1su0" => 0x5e003000, - "sha1h" => 0x5e280800, "sha1su1" => 0x5e281800 ); - - sub unsha1 { - my ($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; - } -} - -foreach(split("\n",$code)) { - - s/\`([^\`]*)\`/eval($1)/geo; - - s/\b(sha1\w+)\s+([qv].*)/unsha1($1,$2)/geo; - - s/\.\w?32\b//o and s/\.16b/\.4s/go; - m/(ld|st)1[^\[]+\[0\]/o and s/\.4s/\.s/go; - - print $_,"\n"; -} - -close STDOUT; |