diff options
Diffstat (limited to 'app/openssl/crypto/sha/asm/sha512-armv4.pl')
| -rw-r--r-- | app/openssl/crypto/sha/asm/sha512-armv4.pl | 583 |
1 files changed, 0 insertions, 583 deletions
diff --git a/app/openssl/crypto/sha/asm/sha512-armv4.pl b/app/openssl/crypto/sha/asm/sha512-armv4.pl deleted file mode 100644 index 71aa9356..00000000 --- a/app/openssl/crypto/sha/asm/sha512-armv4.pl +++ /dev/null @@ -1,583 +0,0 @@ -#!/usr/bin/env perl - -# ==================================================================== -# Written by Andy Polyakov <appro@fy.chalmers.se> 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/. -# ==================================================================== - -# SHA512 block procedure for ARMv4. September 2007. - -# This code is ~4.5 (four and a half) times faster than code generated -# by gcc 3.4 and it spends ~72 clock cycles per byte [on single-issue -# Xscale PXA250 core]. -# -# July 2010. -# -# Rescheduling for dual-issue pipeline resulted in 6% improvement on -# Cortex A8 core and ~40 cycles per processed byte. - -# February 2011. -# -# Profiler-assisted and platform-specific optimization resulted in 7% -# improvement on Coxtex A8 core and ~38 cycles per byte. - -# March 2011. -# -# Add NEON implementation. On Cortex A8 it was measured to process -# one byte in 25.5 cycles or 47% faster than integer-only code. - -# Byte order [in]dependence. ========================================= -# -# Originally caller was expected to maintain specific *dword* order in -# h[0-7], namely with most significant dword at *lower* address, which -# was reflected in below two parameters as 0 and 4. Now caller is -# expected to maintain native byte order for whole 64-bit values. -$hi="HI"; -$lo="LO"; -# ==================================================================== - -while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {} -open STDOUT,">$output"; - -$ctx="r0"; # parameter block -$inp="r1"; -$len="r2"; - -$Tlo="r3"; -$Thi="r4"; -$Alo="r5"; -$Ahi="r6"; -$Elo="r7"; -$Ehi="r8"; -$t0="r9"; -$t1="r10"; -$t2="r11"; -$t3="r12"; -############ r13 is stack pointer -$Ktbl="r14"; -############ r15 is program counter - -$Aoff=8*0; -$Boff=8*1; -$Coff=8*2; -$Doff=8*3; -$Eoff=8*4; -$Foff=8*5; -$Goff=8*6; -$Hoff=8*7; -$Xoff=8*8; - -sub BODY_00_15() { -my $magic = shift; -$code.=<<___; - @ Sigma1(x) (ROTR((x),14) ^ ROTR((x),18) ^ ROTR((x),41)) - @ LO lo>>14^hi<<18 ^ lo>>18^hi<<14 ^ hi>>9^lo<<23 - @ HI hi>>14^lo<<18 ^ hi>>18^lo<<14 ^ lo>>9^hi<<23 - mov $t0,$Elo,lsr#14 - str $Tlo,[sp,#$Xoff+0] - mov $t1,$Ehi,lsr#14 - str $Thi,[sp,#$Xoff+4] - eor $t0,$t0,$Ehi,lsl#18 - ldr $t2,[sp,#$Hoff+0] @ h.lo - eor $t1,$t1,$Elo,lsl#18 - ldr $t3,[sp,#$Hoff+4] @ h.hi - eor $t0,$t0,$Elo,lsr#18 - eor $t1,$t1,$Ehi,lsr#18 - eor $t0,$t0,$Ehi,lsl#14 - eor $t1,$t1,$Elo,lsl#14 - eor $t0,$t0,$Ehi,lsr#9 - eor $t1,$t1,$Elo,lsr#9 - eor $t0,$t0,$Elo,lsl#23 - eor $t1,$t1,$Ehi,lsl#23 @ Sigma1(e) - adds $Tlo,$Tlo,$t0 - ldr $t0,[sp,#$Foff+0] @ f.lo - adc $Thi,$Thi,$t1 @ T += Sigma1(e) - ldr $t1,[sp,#$Foff+4] @ f.hi - adds $Tlo,$Tlo,$t2 - ldr $t2,[sp,#$Goff+0] @ g.lo - adc $Thi,$Thi,$t3 @ T += h - ldr $t3,[sp,#$Goff+4] @ g.hi - - eor $t0,$t0,$t2 - str $Elo,[sp,#$Eoff+0] - eor $t1,$t1,$t3 - str $Ehi,[sp,#$Eoff+4] - and $t0,$t0,$Elo - str $Alo,[sp,#$Aoff+0] - and $t1,$t1,$Ehi - str $Ahi,[sp,#$Aoff+4] - eor $t0,$t0,$t2 - ldr $t2,[$Ktbl,#$lo] @ K[i].lo - eor $t1,$t1,$t3 @ Ch(e,f,g) - ldr $t3,[$Ktbl,#$hi] @ K[i].hi - - adds $Tlo,$Tlo,$t0 - ldr $Elo,[sp,#$Doff+0] @ d.lo - adc $Thi,$Thi,$t1 @ T += Ch(e,f,g) - ldr $Ehi,[sp,#$Doff+4] @ d.hi - adds $Tlo,$Tlo,$t2 - and $t0,$t2,#0xff - adc $Thi,$Thi,$t3 @ T += K[i] - adds $Elo,$Elo,$Tlo - ldr $t2,[sp,#$Boff+0] @ b.lo - adc $Ehi,$Ehi,$Thi @ d += T - teq $t0,#$magic - - ldr $t3,[sp,#$Coff+0] @ c.lo - orreq $Ktbl,$Ktbl,#1 - @ Sigma0(x) (ROTR((x),28) ^ ROTR((x),34) ^ ROTR((x),39)) - @ LO lo>>28^hi<<4 ^ hi>>2^lo<<30 ^ hi>>7^lo<<25 - @ HI hi>>28^lo<<4 ^ lo>>2^hi<<30 ^ lo>>7^hi<<25 - mov $t0,$Alo,lsr#28 - mov $t1,$Ahi,lsr#28 - eor $t0,$t0,$Ahi,lsl#4 - eor $t1,$t1,$Alo,lsl#4 - eor $t0,$t0,$Ahi,lsr#2 - eor $t1,$t1,$Alo,lsr#2 - eor $t0,$t0,$Alo,lsl#30 - eor $t1,$t1,$Ahi,lsl#30 - eor $t0,$t0,$Ahi,lsr#7 - eor $t1,$t1,$Alo,lsr#7 - eor $t0,$t0,$Alo,lsl#25 - eor $t1,$t1,$Ahi,lsl#25 @ Sigma0(a) - adds $Tlo,$Tlo,$t0 - and $t0,$Alo,$t2 - adc $Thi,$Thi,$t1 @ T += Sigma0(a) - - ldr $t1,[sp,#$Boff+4] @ b.hi - orr $Alo,$Alo,$t2 - ldr $t2,[sp,#$Coff+4] @ c.hi - and $Alo,$Alo,$t3 - and $t3,$Ahi,$t1 - orr $Ahi,$Ahi,$t1 - orr $Alo,$Alo,$t0 @ Maj(a,b,c).lo - and $Ahi,$Ahi,$t2 - adds $Alo,$Alo,$Tlo - orr $Ahi,$Ahi,$t3 @ Maj(a,b,c).hi - sub sp,sp,#8 - adc $Ahi,$Ahi,$Thi @ h += T - tst $Ktbl,#1 - add $Ktbl,$Ktbl,#8 -___ -} -$code=<<___; -#include "arm_arch.h" -#ifdef __ARMEL__ -# define LO 0 -# define HI 4 -# define WORD64(hi0,lo0,hi1,lo1) .word lo0,hi0, lo1,hi1 -#else -# define HI 0 -# define LO 4 -# define WORD64(hi0,lo0,hi1,lo1) .word hi0,lo0, hi1,lo1 -#endif - -.text -.code 32 -.type K512,%object -.align 5 -K512: -WORD64(0x428a2f98,0xd728ae22, 0x71374491,0x23ef65cd) -WORD64(0xb5c0fbcf,0xec4d3b2f, 0xe9b5dba5,0x8189dbbc) -WORD64(0x3956c25b,0xf348b538, 0x59f111f1,0xb605d019) -WORD64(0x923f82a4,0xaf194f9b, 0xab1c5ed5,0xda6d8118) -WORD64(0xd807aa98,0xa3030242, 0x12835b01,0x45706fbe) -WORD64(0x243185be,0x4ee4b28c, 0x550c7dc3,0xd5ffb4e2) -WORD64(0x72be5d74,0xf27b896f, 0x80deb1fe,0x3b1696b1) -WORD64(0x9bdc06a7,0x25c71235, 0xc19bf174,0xcf692694) -WORD64(0xe49b69c1,0x9ef14ad2, 0xefbe4786,0x384f25e3) -WORD64(0x0fc19dc6,0x8b8cd5b5, 0x240ca1cc,0x77ac9c65) -WORD64(0x2de92c6f,0x592b0275, 0x4a7484aa,0x6ea6e483) -WORD64(0x5cb0a9dc,0xbd41fbd4, 0x76f988da,0x831153b5) -WORD64(0x983e5152,0xee66dfab, 0xa831c66d,0x2db43210) -WORD64(0xb00327c8,0x98fb213f, 0xbf597fc7,0xbeef0ee4) -WORD64(0xc6e00bf3,0x3da88fc2, 0xd5a79147,0x930aa725) -WORD64(0x06ca6351,0xe003826f, 0x14292967,0x0a0e6e70) -WORD64(0x27b70a85,0x46d22ffc, 0x2e1b2138,0x5c26c926) -WORD64(0x4d2c6dfc,0x5ac42aed, 0x53380d13,0x9d95b3df) -WORD64(0x650a7354,0x8baf63de, 0x766a0abb,0x3c77b2a8) -WORD64(0x81c2c92e,0x47edaee6, 0x92722c85,0x1482353b) -WORD64(0xa2bfe8a1,0x4cf10364, 0xa81a664b,0xbc423001) -WORD64(0xc24b8b70,0xd0f89791, 0xc76c51a3,0x0654be30) -WORD64(0xd192e819,0xd6ef5218, 0xd6990624,0x5565a910) -WORD64(0xf40e3585,0x5771202a, 0x106aa070,0x32bbd1b8) -WORD64(0x19a4c116,0xb8d2d0c8, 0x1e376c08,0x5141ab53) -WORD64(0x2748774c,0xdf8eeb99, 0x34b0bcb5,0xe19b48a8) -WORD64(0x391c0cb3,0xc5c95a63, 0x4ed8aa4a,0xe3418acb) -WORD64(0x5b9cca4f,0x7763e373, 0x682e6ff3,0xd6b2b8a3) -WORD64(0x748f82ee,0x5defb2fc, 0x78a5636f,0x43172f60) -WORD64(0x84c87814,0xa1f0ab72, 0x8cc70208,0x1a6439ec) -WORD64(0x90befffa,0x23631e28, 0xa4506ceb,0xde82bde9) -WORD64(0xbef9a3f7,0xb2c67915, 0xc67178f2,0xe372532b) -WORD64(0xca273ece,0xea26619c, 0xd186b8c7,0x21c0c207) -WORD64(0xeada7dd6,0xcde0eb1e, 0xf57d4f7f,0xee6ed178) -WORD64(0x06f067aa,0x72176fba, 0x0a637dc5,0xa2c898a6) -WORD64(0x113f9804,0xbef90dae, 0x1b710b35,0x131c471b) -WORD64(0x28db77f5,0x23047d84, 0x32caab7b,0x40c72493) -WORD64(0x3c9ebe0a,0x15c9bebc, 0x431d67c4,0x9c100d4c) -WORD64(0x4cc5d4be,0xcb3e42b6, 0x597f299c,0xfc657e2a) -WORD64(0x5fcb6fab,0x3ad6faec, 0x6c44198c,0x4a475817) -.size K512,.-K512 -.LOPENSSL_armcap: -.word OPENSSL_armcap_P-sha512_block_data_order -.skip 32-4 - -.global sha512_block_data_order -.type sha512_block_data_order,%function -sha512_block_data_order: - sub r3,pc,#8 @ sha512_block_data_order - add $len,$inp,$len,lsl#7 @ len to point at the end of inp -#if __ARM_ARCH__>=7 - ldr r12,.LOPENSSL_armcap - ldr r12,[r3,r12] @ OPENSSL_armcap_P - tst r12,#1 - bne .LNEON -#endif - stmdb sp!,{r4-r12,lr} - sub $Ktbl,r3,#672 @ K512 - sub sp,sp,#9*8 - - ldr $Elo,[$ctx,#$Eoff+$lo] - ldr $Ehi,[$ctx,#$Eoff+$hi] - ldr $t0, [$ctx,#$Goff+$lo] - ldr $t1, [$ctx,#$Goff+$hi] - ldr $t2, [$ctx,#$Hoff+$lo] - ldr $t3, [$ctx,#$Hoff+$hi] -.Loop: - str $t0, [sp,#$Goff+0] - str $t1, [sp,#$Goff+4] - str $t2, [sp,#$Hoff+0] - str $t3, [sp,#$Hoff+4] - ldr $Alo,[$ctx,#$Aoff+$lo] - ldr $Ahi,[$ctx,#$Aoff+$hi] - ldr $Tlo,[$ctx,#$Boff+$lo] - ldr $Thi,[$ctx,#$Boff+$hi] - ldr $t0, [$ctx,#$Coff+$lo] - ldr $t1, [$ctx,#$Coff+$hi] - ldr $t2, [$ctx,#$Doff+$lo] - ldr $t3, [$ctx,#$Doff+$hi] - str $Tlo,[sp,#$Boff+0] - str $Thi,[sp,#$Boff+4] - str $t0, [sp,#$Coff+0] - str $t1, [sp,#$Coff+4] - str $t2, [sp,#$Doff+0] - str $t3, [sp,#$Doff+4] - ldr $Tlo,[$ctx,#$Foff+$lo] - ldr $Thi,[$ctx,#$Foff+$hi] - str $Tlo,[sp,#$Foff+0] - str $Thi,[sp,#$Foff+4] - -.L00_15: -#if __ARM_ARCH__<7 - ldrb $Tlo,[$inp,#7] - ldrb $t0, [$inp,#6] - ldrb $t1, [$inp,#5] - ldrb $t2, [$inp,#4] - ldrb $Thi,[$inp,#3] - ldrb $t3, [$inp,#2] - orr $Tlo,$Tlo,$t0,lsl#8 - ldrb $t0, [$inp,#1] - orr $Tlo,$Tlo,$t1,lsl#16 - ldrb $t1, [$inp],#8 - orr $Tlo,$Tlo,$t2,lsl#24 - orr $Thi,$Thi,$t3,lsl#8 - orr $Thi,$Thi,$t0,lsl#16 - orr $Thi,$Thi,$t1,lsl#24 -#else - ldr $Tlo,[$inp,#4] - ldr $Thi,[$inp],#8 -#ifdef __ARMEL__ - rev $Tlo,$Tlo - rev $Thi,$Thi -#endif -#endif -___ - &BODY_00_15(0x94); -$code.=<<___; - tst $Ktbl,#1 - beq .L00_15 - ldr $t0,[sp,#`$Xoff+8*(16-1)`+0] - ldr $t1,[sp,#`$Xoff+8*(16-1)`+4] - bic $Ktbl,$Ktbl,#1 -.L16_79: - @ sigma0(x) (ROTR((x),1) ^ ROTR((x),8) ^ ((x)>>7)) - @ LO lo>>1^hi<<31 ^ lo>>8^hi<<24 ^ lo>>7^hi<<25 - @ HI hi>>1^lo<<31 ^ hi>>8^lo<<24 ^ hi>>7 - mov $Tlo,$t0,lsr#1 - ldr $t2,[sp,#`$Xoff+8*(16-14)`+0] - mov $Thi,$t1,lsr#1 - ldr $t3,[sp,#`$Xoff+8*(16-14)`+4] - eor $Tlo,$Tlo,$t1,lsl#31 - eor $Thi,$Thi,$t0,lsl#31 - eor $Tlo,$Tlo,$t0,lsr#8 - eor $Thi,$Thi,$t1,lsr#8 - eor $Tlo,$Tlo,$t1,lsl#24 - eor $Thi,$Thi,$t0,lsl#24 - eor $Tlo,$Tlo,$t0,lsr#7 - eor $Thi,$Thi,$t1,lsr#7 - eor $Tlo,$Tlo,$t1,lsl#25 - - @ sigma1(x) (ROTR((x),19) ^ ROTR((x),61) ^ ((x)>>6)) - @ LO lo>>19^hi<<13 ^ hi>>29^lo<<3 ^ lo>>6^hi<<26 - @ HI hi>>19^lo<<13 ^ lo>>29^hi<<3 ^ hi>>6 - mov $t0,$t2,lsr#19 - mov $t1,$t3,lsr#19 - eor $t0,$t0,$t3,lsl#13 - eor $t1,$t1,$t2,lsl#13 - eor $t0,$t0,$t3,lsr#29 - eor $t1,$t1,$t2,lsr#29 - eor $t0,$t0,$t2,lsl#3 - eor $t1,$t1,$t3,lsl#3 - eor $t0,$t0,$t2,lsr#6 - eor $t1,$t1,$t3,lsr#6 - ldr $t2,[sp,#`$Xoff+8*(16-9)`+0] - eor $t0,$t0,$t3,lsl#26 - - ldr $t3,[sp,#`$Xoff+8*(16-9)`+4] - adds $Tlo,$Tlo,$t0 - ldr $t0,[sp,#`$Xoff+8*16`+0] - adc $Thi,$Thi,$t1 - - ldr $t1,[sp,#`$Xoff+8*16`+4] - adds $Tlo,$Tlo,$t2 - adc $Thi,$Thi,$t3 - adds $Tlo,$Tlo,$t0 - adc $Thi,$Thi,$t1 -___ - &BODY_00_15(0x17); -$code.=<<___; - ldreq $t0,[sp,#`$Xoff+8*(16-1)`+0] - ldreq $t1,[sp,#`$Xoff+8*(16-1)`+4] - beq .L16_79 - bic $Ktbl,$Ktbl,#1 - - ldr $Tlo,[sp,#$Boff+0] - ldr $Thi,[sp,#$Boff+4] - ldr $t0, [$ctx,#$Aoff+$lo] - ldr $t1, [$ctx,#$Aoff+$hi] - ldr $t2, [$ctx,#$Boff+$lo] - ldr $t3, [$ctx,#$Boff+$hi] - adds $t0,$Alo,$t0 - str $t0, [$ctx,#$Aoff+$lo] - adc $t1,$Ahi,$t1 - str $t1, [$ctx,#$Aoff+$hi] - adds $t2,$Tlo,$t2 - str $t2, [$ctx,#$Boff+$lo] - adc $t3,$Thi,$t3 - str $t3, [$ctx,#$Boff+$hi] - - ldr $Alo,[sp,#$Coff+0] - ldr $Ahi,[sp,#$Coff+4] - ldr $Tlo,[sp,#$Doff+0] - ldr $Thi,[sp,#$Doff+4] - ldr $t0, [$ctx,#$Coff+$lo] - ldr $t1, [$ctx,#$Coff+$hi] - ldr $t2, [$ctx,#$Doff+$lo] - ldr $t3, [$ctx,#$Doff+$hi] - adds $t0,$Alo,$t0 - str $t0, [$ctx,#$Coff+$lo] - adc $t1,$Ahi,$t1 - str $t1, [$ctx,#$Coff+$hi] - adds $t2,$Tlo,$t2 - str $t2, [$ctx,#$Doff+$lo] - adc $t3,$Thi,$t3 - str $t3, [$ctx,#$Doff+$hi] - - ldr $Tlo,[sp,#$Foff+0] - ldr $Thi,[sp,#$Foff+4] - ldr $t0, [$ctx,#$Eoff+$lo] - ldr $t1, [$ctx,#$Eoff+$hi] - ldr $t2, [$ctx,#$Foff+$lo] - ldr $t3, [$ctx,#$Foff+$hi] - adds $Elo,$Elo,$t0 - str $Elo,[$ctx,#$Eoff+$lo] - adc $Ehi,$Ehi,$t1 - str $Ehi,[$ctx,#$Eoff+$hi] - adds $t2,$Tlo,$t2 - str $t2, [$ctx,#$Foff+$lo] - adc $t3,$Thi,$t3 - str $t3, [$ctx,#$Foff+$hi] - - ldr $Alo,[sp,#$Goff+0] - ldr $Ahi,[sp,#$Goff+4] - ldr $Tlo,[sp,#$Hoff+0] - ldr $Thi,[sp,#$Hoff+4] - ldr $t0, [$ctx,#$Goff+$lo] - ldr $t1, [$ctx,#$Goff+$hi] - ldr $t2, [$ctx,#$Hoff+$lo] - ldr $t3, [$ctx,#$Hoff+$hi] - adds $t0,$Alo,$t0 - str $t0, [$ctx,#$Goff+$lo] - adc $t1,$Ahi,$t1 - str $t1, [$ctx,#$Goff+$hi] - adds $t2,$Tlo,$t2 - str $t2, [$ctx,#$Hoff+$lo] - adc $t3,$Thi,$t3 - str $t3, [$ctx,#$Hoff+$hi] - - add sp,sp,#640 - sub $Ktbl,$Ktbl,#640 - - teq $inp,$len - bne .Loop - - add sp,sp,#8*9 @ destroy frame -#if __ARM_ARCH__>=5 - ldmia sp!,{r4-r12,pc} -#else - ldmia sp!,{r4-r12,lr} - tst lr,#1 - moveq pc,lr @ be binary compatible with V4, yet - bx lr @ interoperable with Thumb ISA:-) -#endif -___ - -{ -my @Sigma0=(28,34,39); -my @Sigma1=(14,18,41); -my @sigma0=(1, 8, 7); -my @sigma1=(19,61,6); - -my $Ktbl="r3"; -my $cnt="r12"; # volatile register known as ip, intra-procedure-call scratch - -my @X=map("d$_",(0..15)); -my @V=($A,$B,$C,$D,$E,$F,$G,$H)=map("d$_",(16..23)); - -sub NEON_00_15() { -my $i=shift; -my ($a,$b,$c,$d,$e,$f,$g,$h)=@_; -my ($t0,$t1,$t2,$T1,$K,$Ch,$Maj)=map("d$_",(24..31)); # temps - -$code.=<<___ if ($i<16 || $i&1); - vshr.u64 $t0,$e,#@Sigma1[0] @ $i -#if $i<16 - vld1.64 {@X[$i%16]},[$inp]! @ handles unaligned -#endif - vshr.u64 $t1,$e,#@Sigma1[1] - vshr.u64 $t2,$e,#@Sigma1[2] -___ -$code.=<<___; - vld1.64 {$K},[$Ktbl,:64]! @ K[i++] - vsli.64 $t0,$e,#`64-@Sigma1[0]` - vsli.64 $t1,$e,#`64-@Sigma1[1]` - vsli.64 $t2,$e,#`64-@Sigma1[2]` -#if $i<16 && defined(__ARMEL__) - vrev64.8 @X[$i],@X[$i] -#endif - vadd.i64 $T1,$K,$h - veor $Ch,$f,$g - veor $t0,$t1 - vand $Ch,$e - veor $t0,$t2 @ Sigma1(e) - veor $Ch,$g @ Ch(e,f,g) - vadd.i64 $T1,$t0 - vshr.u64 $t0,$a,#@Sigma0[0] - vadd.i64 $T1,$Ch - vshr.u64 $t1,$a,#@Sigma0[1] - vshr.u64 $t2,$a,#@Sigma0[2] - vsli.64 $t0,$a,#`64-@Sigma0[0]` - vsli.64 $t1,$a,#`64-@Sigma0[1]` - vsli.64 $t2,$a,#`64-@Sigma0[2]` - vadd.i64 $T1,@X[$i%16] - vorr $Maj,$a,$c - vand $Ch,$a,$c - veor $h,$t0,$t1 - vand $Maj,$b - veor $h,$t2 @ Sigma0(a) - vorr $Maj,$Ch @ Maj(a,b,c) - vadd.i64 $h,$T1 - vadd.i64 $d,$T1 - vadd.i64 $h,$Maj -___ -} - -sub NEON_16_79() { -my $i=shift; - -if ($i&1) { &NEON_00_15($i,@_); return; } - -# 2x-vectorized, therefore runs every 2nd round -my @X=map("q$_",(0..7)); # view @X as 128-bit vector -my ($t0,$t1,$s0,$s1) = map("q$_",(12..15)); # temps -my ($d0,$d1,$d2) = map("d$_",(24..26)); # temps from NEON_00_15 -my $e=@_[4]; # $e from NEON_00_15 -$i /= 2; -$code.=<<___; - vshr.u64 $t0,@X[($i+7)%8],#@sigma1[0] - vshr.u64 $t1,@X[($i+7)%8],#@sigma1[1] - vshr.u64 $s1,@X[($i+7)%8],#@sigma1[2] - vsli.64 $t0,@X[($i+7)%8],#`64-@sigma1[0]` - vext.8 $s0,@X[$i%8],@X[($i+1)%8],#8 @ X[i+1] - vsli.64 $t1,@X[($i+7)%8],#`64-@sigma1[1]` - veor $s1,$t0 - vshr.u64 $t0,$s0,#@sigma0[0] - veor $s1,$t1 @ sigma1(X[i+14]) - vshr.u64 $t1,$s0,#@sigma0[1] - vadd.i64 @X[$i%8],$s1 - vshr.u64 $s1,$s0,#@sigma0[2] - vsli.64 $t0,$s0,#`64-@sigma0[0]` - vsli.64 $t1,$s0,#`64-@sigma0[1]` - vext.8 $s0,@X[($i+4)%8],@X[($i+5)%8],#8 @ X[i+9] - veor $s1,$t0 - vshr.u64 $d0,$e,#@Sigma1[0] @ from NEON_00_15 - vadd.i64 @X[$i%8],$s0 - vshr.u64 $d1,$e,#@Sigma1[1] @ from NEON_00_15 - veor $s1,$t1 @ sigma0(X[i+1]) - vshr.u64 $d2,$e,#@Sigma1[2] @ from NEON_00_15 - vadd.i64 @X[$i%8],$s1 -___ - &NEON_00_15(2*$i,@_); -} - -$code.=<<___; -#if __ARM_ARCH__>=7 -.fpu neon - -.align 4 -.LNEON: - dmb @ errata #451034 on early Cortex A8 - vstmdb sp!,{d8-d15} @ ABI specification says so - sub $Ktbl,r3,#672 @ K512 - vldmia $ctx,{$A-$H} @ load context -.Loop_neon: -___ -for($i=0;$i<16;$i++) { &NEON_00_15($i,@V); unshift(@V,pop(@V)); } -$code.=<<___; - mov $cnt,#4 -.L16_79_neon: - subs $cnt,#1 -___ -for(;$i<32;$i++) { &NEON_16_79($i,@V); unshift(@V,pop(@V)); } -$code.=<<___; - bne .L16_79_neon - - vldmia $ctx,{d24-d31} @ load context to temp - vadd.i64 q8,q12 @ vectorized accumulate - vadd.i64 q9,q13 - vadd.i64 q10,q14 - vadd.i64 q11,q15 - vstmia $ctx,{$A-$H} @ save context - teq $inp,$len - sub $Ktbl,#640 @ rewind K512 - bne .Loop_neon - - vldmia sp!,{d8-d15} @ epilogue - ret @ bx lr -#endif -___ -} -$code.=<<___; -.size sha512_block_data_order,.-sha512_block_data_order -.asciz "SHA512 block transform for ARMv4/NEON, CRYPTOGAMS by <appro\@openssl.org>" -.align 2 -.comm OPENSSL_armcap_P,4,4 -___ - -$code =~ s/\`([^\`]*)\`/eval $1/gem; -$code =~ s/\bbx\s+lr\b/.word\t0xe12fff1e/gm; # make it possible to compile with -march=armv4 -$code =~ s/\bret\b/bx lr/gm; -print $code; -close STDOUT; # enforce flush |