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authorJung-uk Kim <jkim@FreeBSD.org>2015-10-23 19:46:02 +0000
committerJung-uk Kim <jkim@FreeBSD.org>2015-10-23 19:46:02 +0000
commite9fcefce9bb70f20c272a996443928c5f6ab8cd8 (patch)
treeae816a5a768ec78af3610e509ca39507b33aa9f7 /crypto/sha/asm/sha1-armv8.pl
parentc07d7b3a386974c338492659291008bed07948e6 (diff)
downloadsrc-e9fcefce9bb70f20c272a996443928c5f6ab8cd8.tar.gz
src-e9fcefce9bb70f20c272a996443928c5f6ab8cd8.zip
Import OpenSSL 1.0.2d.vendor/openssl/1.0.2d
Notes
Notes: svn path=/vendor-crypto/openssl/dist/; revision=289848 svn path=/vendor-crypto/openssl/1.0.2d/; revision=289849; tag=vendor/openssl/1.0.2d
Diffstat (limited to 'crypto/sha/asm/sha1-armv8.pl')
-rwxr-xr-xcrypto/sha/asm/sha1-armv8.pl338
1 files changed, 338 insertions, 0 deletions
diff --git a/crypto/sha/asm/sha1-armv8.pl b/crypto/sha/asm/sha1-armv8.pl
new file mode 100755
index 000000000000..c04432a54394
--- /dev/null
+++ b/crypto/sha/asm/sha1-armv8.pl
@@ -0,0 +1,338 @@
+#!/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-A53 2.24 8.03 (+97%)
+# Cortex-A57 2.35 7.88 (+74%)
+# Denver 2.13 3.97 (+0%)(**)
+# X-Gene 8.80 (+200%)
+#
+# (*) Software results are presented mostly for reference purposes.
+# (**) Keep in mind that Denver relies on binary translation, which
+# optimizes compiler output at run-time.
+
+$flavour = shift;
+open STDOUT,">".shift;
+
+($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;