diff options
Diffstat (limited to 'main/openssl/crypto/sha/asm/sha512-ppc.pl')
| m--------- | main/openssl | 0 | ||||
| -rwxr-xr-x | main/openssl/crypto/sha/asm/sha512-ppc.pl | 460 |
2 files changed, 0 insertions, 460 deletions
diff --git a/main/openssl b/main/openssl new file mode 160000 +Subproject 4d377a9ce111930d8a8f06dc0e94a892a7f6c51 diff --git a/main/openssl/crypto/sha/asm/sha512-ppc.pl b/main/openssl/crypto/sha/asm/sha512-ppc.pl deleted file mode 100755 index 6b44a68e..00000000 --- a/main/openssl/crypto/sha/asm/sha512-ppc.pl +++ /dev/null @@ -1,460 +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/. -# ==================================================================== - -# I let hardware handle unaligned input, except on page boundaries -# (see below for details). Otherwise straightforward implementation -# with X vector in register bank. The module is big-endian [which is -# not big deal as there're no little-endian targets left around]. - -# sha256 | sha512 -# -m64 -m32 | -m64 -m32 -# --------------------------------------+----------------------- -# PPC970,gcc-4.0.0 +50% +38% | +40% +410%(*) -# Power6,xlc-7 +150% +90% | +100% +430%(*) -# -# (*) 64-bit code in 32-bit application context, which actually is -# on TODO list. It should be noted that for safe deployment in -# 32-bit *mutli-threaded* context asyncronous signals should be -# blocked upon entry to SHA512 block routine. This is because -# 32-bit signaling procedure invalidates upper halves of GPRs. -# Context switch procedure preserves them, but not signaling:-( - -# Second version is true multi-thread safe. Trouble with the original -# version was that it was using thread local storage pointer register. -# Well, it scrupulously preserved it, but the problem would arise the -# moment asynchronous signal was delivered and signal handler would -# dereference the TLS pointer. While it's never the case in openssl -# application or test suite, we have to respect this scenario and not -# use TLS pointer register. Alternative would be to require caller to -# block signals prior calling this routine. For the record, in 32-bit -# context R2 serves as TLS pointer, while in 64-bit context - R13. - -$flavour=shift; -$output =shift; - -if ($flavour =~ /64/) { - $SIZE_T=8; - $LRSAVE=2*$SIZE_T; - $STU="stdu"; - $UCMP="cmpld"; - $SHL="sldi"; - $POP="ld"; - $PUSH="std"; -} elsif ($flavour =~ /32/) { - $SIZE_T=4; - $LRSAVE=$SIZE_T; - $STU="stwu"; - $UCMP="cmplw"; - $SHL="slwi"; - $POP="lwz"; - $PUSH="stw"; -} else { die "nonsense $flavour"; } - -$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; -( $xlate="${dir}ppc-xlate.pl" and -f $xlate ) or -( $xlate="${dir}../../perlasm/ppc-xlate.pl" and -f $xlate) or -die "can't locate ppc-xlate.pl"; - -open STDOUT,"| $^X $xlate $flavour $output" || die "can't call $xlate: $!"; - -if ($output =~ /512/) { - $func="sha512_block_data_order"; - $SZ=8; - @Sigma0=(28,34,39); - @Sigma1=(14,18,41); - @sigma0=(1, 8, 7); - @sigma1=(19,61, 6); - $rounds=80; - $LD="ld"; - $ST="std"; - $ROR="rotrdi"; - $SHR="srdi"; -} else { - $func="sha256_block_data_order"; - $SZ=4; - @Sigma0=( 2,13,22); - @Sigma1=( 6,11,25); - @sigma0=( 7,18, 3); - @sigma1=(17,19,10); - $rounds=64; - $LD="lwz"; - $ST="stw"; - $ROR="rotrwi"; - $SHR="srwi"; -} - -$FRAME=32*$SIZE_T+16*$SZ; -$LOCALS=6*$SIZE_T; - -$sp ="r1"; -$toc="r2"; -$ctx="r3"; # zapped by $a0 -$inp="r4"; # zapped by $a1 -$num="r5"; # zapped by $t0 - -$T ="r0"; -$a0 ="r3"; -$a1 ="r4"; -$t0 ="r5"; -$t1 ="r6"; -$Tbl="r7"; - -$A ="r8"; -$B ="r9"; -$C ="r10"; -$D ="r11"; -$E ="r12"; -$F ="r13"; $F="r2" if ($SIZE_T==8);# reassigned to exempt TLS pointer -$G ="r14"; -$H ="r15"; - -@V=($A,$B,$C,$D,$E,$F,$G,$H); -@X=("r16","r17","r18","r19","r20","r21","r22","r23", - "r24","r25","r26","r27","r28","r29","r30","r31"); - -$inp="r31"; # reassigned $inp! aliases with @X[15] - -sub ROUND_00_15 { -my ($i,$a,$b,$c,$d,$e,$f,$g,$h)=@_; -$code.=<<___; - $LD $T,`$i*$SZ`($Tbl) - $ROR $a0,$e,$Sigma1[0] - $ROR $a1,$e,$Sigma1[1] - and $t0,$f,$e - andc $t1,$g,$e - add $T,$T,$h - xor $a0,$a0,$a1 - $ROR $a1,$a1,`$Sigma1[2]-$Sigma1[1]` - or $t0,$t0,$t1 ; Ch(e,f,g) - add $T,$T,@X[$i] - xor $a0,$a0,$a1 ; Sigma1(e) - add $T,$T,$t0 - add $T,$T,$a0 - - $ROR $a0,$a,$Sigma0[0] - $ROR $a1,$a,$Sigma0[1] - and $t0,$a,$b - and $t1,$a,$c - xor $a0,$a0,$a1 - $ROR $a1,$a1,`$Sigma0[2]-$Sigma0[1]` - xor $t0,$t0,$t1 - and $t1,$b,$c - xor $a0,$a0,$a1 ; Sigma0(a) - add $d,$d,$T - xor $t0,$t0,$t1 ; Maj(a,b,c) - add $h,$T,$a0 - add $h,$h,$t0 - -___ -} - -sub ROUND_16_xx { -my ($i,$a,$b,$c,$d,$e,$f,$g,$h)=@_; -$i-=16; -$code.=<<___; - $ROR $a0,@X[($i+1)%16],$sigma0[0] - $ROR $a1,@X[($i+1)%16],$sigma0[1] - $ROR $t0,@X[($i+14)%16],$sigma1[0] - $ROR $t1,@X[($i+14)%16],$sigma1[1] - xor $a0,$a0,$a1 - $SHR $a1,@X[($i+1)%16],$sigma0[2] - xor $t0,$t0,$t1 - $SHR $t1,@X[($i+14)%16],$sigma1[2] - add @X[$i],@X[$i],@X[($i+9)%16] - xor $a0,$a0,$a1 ; sigma0(X[(i+1)&0x0f]) - xor $t0,$t0,$t1 ; sigma1(X[(i+14)&0x0f]) - add @X[$i],@X[$i],$a0 - add @X[$i],@X[$i],$t0 -___ -&ROUND_00_15($i,$a,$b,$c,$d,$e,$f,$g,$h); -} - -$code=<<___; -.machine "any" -.text - -.globl $func -.align 6 -$func: - $STU $sp,-$FRAME($sp) - mflr r0 - $SHL $num,$num,`log(16*$SZ)/log(2)` - - $PUSH $ctx,`$FRAME-$SIZE_T*22`($sp) - - $PUSH $toc,`$FRAME-$SIZE_T*20`($sp) - $PUSH r13,`$FRAME-$SIZE_T*19`($sp) - $PUSH r14,`$FRAME-$SIZE_T*18`($sp) - $PUSH r15,`$FRAME-$SIZE_T*17`($sp) - $PUSH r16,`$FRAME-$SIZE_T*16`($sp) - $PUSH r17,`$FRAME-$SIZE_T*15`($sp) - $PUSH r18,`$FRAME-$SIZE_T*14`($sp) - $PUSH r19,`$FRAME-$SIZE_T*13`($sp) - $PUSH r20,`$FRAME-$SIZE_T*12`($sp) - $PUSH r21,`$FRAME-$SIZE_T*11`($sp) - $PUSH r22,`$FRAME-$SIZE_T*10`($sp) - $PUSH r23,`$FRAME-$SIZE_T*9`($sp) - $PUSH r24,`$FRAME-$SIZE_T*8`($sp) - $PUSH r25,`$FRAME-$SIZE_T*7`($sp) - $PUSH r26,`$FRAME-$SIZE_T*6`($sp) - $PUSH r27,`$FRAME-$SIZE_T*5`($sp) - $PUSH r28,`$FRAME-$SIZE_T*4`($sp) - $PUSH r29,`$FRAME-$SIZE_T*3`($sp) - $PUSH r30,`$FRAME-$SIZE_T*2`($sp) - $PUSH r31,`$FRAME-$SIZE_T*1`($sp) - $PUSH r0,`$FRAME+$LRSAVE`($sp) - - $LD $A,`0*$SZ`($ctx) - mr $inp,r4 ; incarnate $inp - $LD $B,`1*$SZ`($ctx) - $LD $C,`2*$SZ`($ctx) - $LD $D,`3*$SZ`($ctx) - $LD $E,`4*$SZ`($ctx) - $LD $F,`5*$SZ`($ctx) - $LD $G,`6*$SZ`($ctx) - $LD $H,`7*$SZ`($ctx) - - bl LPICmeup -LPICedup: - andi. r0,$inp,3 - bne Lunaligned -Laligned: - add $num,$inp,$num - $PUSH $num,`$FRAME-$SIZE_T*24`($sp) ; end pointer - $PUSH $inp,`$FRAME-$SIZE_T*23`($sp) ; inp pointer - bl Lsha2_block_private - b Ldone - -; PowerPC specification allows an implementation to be ill-behaved -; upon unaligned access which crosses page boundary. "Better safe -; than sorry" principle makes me treat it specially. But I don't -; look for particular offending word, but rather for the input -; block which crosses the boundary. Once found that block is aligned -; and hashed separately... -.align 4 -Lunaligned: - subfic $t1,$inp,4096 - andi. $t1,$t1,`4096-16*$SZ` ; distance to closest page boundary - beq Lcross_page - $UCMP $num,$t1 - ble- Laligned ; didn't cross the page boundary - subfc $num,$t1,$num - add $t1,$inp,$t1 - $PUSH $num,`$FRAME-$SIZE_T*25`($sp) ; save real remaining num - $PUSH $t1,`$FRAME-$SIZE_T*24`($sp) ; intermediate end pointer - $PUSH $inp,`$FRAME-$SIZE_T*23`($sp) ; inp pointer - bl Lsha2_block_private - ; $inp equals to the intermediate end pointer here - $POP $num,`$FRAME-$SIZE_T*25`($sp) ; restore real remaining num -Lcross_page: - li $t1,`16*$SZ/4` - mtctr $t1 - addi r20,$sp,$LOCALS ; aligned spot below the frame -Lmemcpy: - lbz r16,0($inp) - lbz r17,1($inp) - lbz r18,2($inp) - lbz r19,3($inp) - addi $inp,$inp,4 - stb r16,0(r20) - stb r17,1(r20) - stb r18,2(r20) - stb r19,3(r20) - addi r20,r20,4 - bdnz Lmemcpy - - $PUSH $inp,`$FRAME-$SIZE_T*26`($sp) ; save real inp - addi $t1,$sp,`$LOCALS+16*$SZ` ; fictitious end pointer - addi $inp,$sp,$LOCALS ; fictitious inp pointer - $PUSH $num,`$FRAME-$SIZE_T*25`($sp) ; save real num - $PUSH $t1,`$FRAME-$SIZE_T*24`($sp) ; end pointer - $PUSH $inp,`$FRAME-$SIZE_T*23`($sp) ; inp pointer - bl Lsha2_block_private - $POP $inp,`$FRAME-$SIZE_T*26`($sp) ; restore real inp - $POP $num,`$FRAME-$SIZE_T*25`($sp) ; restore real num - addic. $num,$num,`-16*$SZ` ; num-- - bne- Lunaligned - -Ldone: - $POP r0,`$FRAME+$LRSAVE`($sp) - $POP $toc,`$FRAME-$SIZE_T*20`($sp) - $POP r13,`$FRAME-$SIZE_T*19`($sp) - $POP r14,`$FRAME-$SIZE_T*18`($sp) - $POP r15,`$FRAME-$SIZE_T*17`($sp) - $POP r16,`$FRAME-$SIZE_T*16`($sp) - $POP r17,`$FRAME-$SIZE_T*15`($sp) - $POP r18,`$FRAME-$SIZE_T*14`($sp) - $POP r19,`$FRAME-$SIZE_T*13`($sp) - $POP r20,`$FRAME-$SIZE_T*12`($sp) - $POP r21,`$FRAME-$SIZE_T*11`($sp) - $POP r22,`$FRAME-$SIZE_T*10`($sp) - $POP r23,`$FRAME-$SIZE_T*9`($sp) - $POP r24,`$FRAME-$SIZE_T*8`($sp) - $POP r25,`$FRAME-$SIZE_T*7`($sp) - $POP r26,`$FRAME-$SIZE_T*6`($sp) - $POP r27,`$FRAME-$SIZE_T*5`($sp) - $POP r28,`$FRAME-$SIZE_T*4`($sp) - $POP r29,`$FRAME-$SIZE_T*3`($sp) - $POP r30,`$FRAME-$SIZE_T*2`($sp) - $POP r31,`$FRAME-$SIZE_T*1`($sp) - mtlr r0 - addi $sp,$sp,$FRAME - blr - .long 0 - .byte 0,12,4,1,0x80,18,3,0 - .long 0 - -.align 4 -Lsha2_block_private: -___ -for($i=0;$i<16;$i++) { -$code.=<<___ if ($SZ==4); - lwz @X[$i],`$i*$SZ`($inp) -___ -# 64-bit loads are split to 2x32-bit ones, as CPU can't handle -# unaligned 64-bit loads, only 32-bit ones... -$code.=<<___ if ($SZ==8); - lwz $t0,`$i*$SZ`($inp) - lwz @X[$i],`$i*$SZ+4`($inp) - insrdi @X[$i],$t0,32,0 -___ - &ROUND_00_15($i,@V); - unshift(@V,pop(@V)); -} -$code.=<<___; - li $T,`$rounds/16-1` - mtctr $T -.align 4 -Lrounds: - addi $Tbl,$Tbl,`16*$SZ` -___ -for(;$i<32;$i++) { - &ROUND_16_xx($i,@V); - unshift(@V,pop(@V)); -} -$code.=<<___; - bdnz- Lrounds - - $POP $ctx,`$FRAME-$SIZE_T*22`($sp) - $POP $inp,`$FRAME-$SIZE_T*23`($sp) ; inp pointer - $POP $num,`$FRAME-$SIZE_T*24`($sp) ; end pointer - subi $Tbl,$Tbl,`($rounds-16)*$SZ` ; rewind Tbl - - $LD r16,`0*$SZ`($ctx) - $LD r17,`1*$SZ`($ctx) - $LD r18,`2*$SZ`($ctx) - $LD r19,`3*$SZ`($ctx) - $LD r20,`4*$SZ`($ctx) - $LD r21,`5*$SZ`($ctx) - $LD r22,`6*$SZ`($ctx) - addi $inp,$inp,`16*$SZ` ; advance inp - $LD r23,`7*$SZ`($ctx) - add $A,$A,r16 - add $B,$B,r17 - $PUSH $inp,`$FRAME-$SIZE_T*23`($sp) - add $C,$C,r18 - $ST $A,`0*$SZ`($ctx) - add $D,$D,r19 - $ST $B,`1*$SZ`($ctx) - add $E,$E,r20 - $ST $C,`2*$SZ`($ctx) - add $F,$F,r21 - $ST $D,`3*$SZ`($ctx) - add $G,$G,r22 - $ST $E,`4*$SZ`($ctx) - add $H,$H,r23 - $ST $F,`5*$SZ`($ctx) - $ST $G,`6*$SZ`($ctx) - $UCMP $inp,$num - $ST $H,`7*$SZ`($ctx) - bne Lsha2_block_private - blr - .long 0 - .byte 0,12,0x14,0,0,0,0,0 -___ - -# Ugly hack here, because PPC assembler syntax seem to vary too -# much from platforms to platform... -$code.=<<___; -.align 6 -LPICmeup: - mflr r0 - bcl 20,31,\$+4 - mflr $Tbl ; vvvvvv "distance" between . and 1st data entry - addi $Tbl,$Tbl,`64-8` - mtlr r0 - blr - .long 0 - .byte 0,12,0x14,0,0,0,0,0 - .space `64-9*4` -___ -$code.=<<___ if ($SZ==8); - .long 0x428a2f98,0xd728ae22,0x71374491,0x23ef65cd - .long 0xb5c0fbcf,0xec4d3b2f,0xe9b5dba5,0x8189dbbc - .long 0x3956c25b,0xf348b538,0x59f111f1,0xb605d019 - .long 0x923f82a4,0xaf194f9b,0xab1c5ed5,0xda6d8118 - .long 0xd807aa98,0xa3030242,0x12835b01,0x45706fbe - .long 0x243185be,0x4ee4b28c,0x550c7dc3,0xd5ffb4e2 - .long 0x72be5d74,0xf27b896f,0x80deb1fe,0x3b1696b1 - .long 0x9bdc06a7,0x25c71235,0xc19bf174,0xcf692694 - .long 0xe49b69c1,0x9ef14ad2,0xefbe4786,0x384f25e3 - .long 0x0fc19dc6,0x8b8cd5b5,0x240ca1cc,0x77ac9c65 - .long 0x2de92c6f,0x592b0275,0x4a7484aa,0x6ea6e483 - .long 0x5cb0a9dc,0xbd41fbd4,0x76f988da,0x831153b5 - .long 0x983e5152,0xee66dfab,0xa831c66d,0x2db43210 - .long 0xb00327c8,0x98fb213f,0xbf597fc7,0xbeef0ee4 - .long 0xc6e00bf3,0x3da88fc2,0xd5a79147,0x930aa725 - .long 0x06ca6351,0xe003826f,0x14292967,0x0a0e6e70 - .long 0x27b70a85,0x46d22ffc,0x2e1b2138,0x5c26c926 - .long 0x4d2c6dfc,0x5ac42aed,0x53380d13,0x9d95b3df - .long 0x650a7354,0x8baf63de,0x766a0abb,0x3c77b2a8 - .long 0x81c2c92e,0x47edaee6,0x92722c85,0x1482353b - .long 0xa2bfe8a1,0x4cf10364,0xa81a664b,0xbc423001 - .long 0xc24b8b70,0xd0f89791,0xc76c51a3,0x0654be30 - .long 0xd192e819,0xd6ef5218,0xd6990624,0x5565a910 - .long 0xf40e3585,0x5771202a,0x106aa070,0x32bbd1b8 - .long 0x19a4c116,0xb8d2d0c8,0x1e376c08,0x5141ab53 - .long 0x2748774c,0xdf8eeb99,0x34b0bcb5,0xe19b48a8 - .long 0x391c0cb3,0xc5c95a63,0x4ed8aa4a,0xe3418acb - .long 0x5b9cca4f,0x7763e373,0x682e6ff3,0xd6b2b8a3 - .long 0x748f82ee,0x5defb2fc,0x78a5636f,0x43172f60 - .long 0x84c87814,0xa1f0ab72,0x8cc70208,0x1a6439ec - .long 0x90befffa,0x23631e28,0xa4506ceb,0xde82bde9 - .long 0xbef9a3f7,0xb2c67915,0xc67178f2,0xe372532b - .long 0xca273ece,0xea26619c,0xd186b8c7,0x21c0c207 - .long 0xeada7dd6,0xcde0eb1e,0xf57d4f7f,0xee6ed178 - .long 0x06f067aa,0x72176fba,0x0a637dc5,0xa2c898a6 - .long 0x113f9804,0xbef90dae,0x1b710b35,0x131c471b - .long 0x28db77f5,0x23047d84,0x32caab7b,0x40c72493 - .long 0x3c9ebe0a,0x15c9bebc,0x431d67c4,0x9c100d4c - .long 0x4cc5d4be,0xcb3e42b6,0x597f299c,0xfc657e2a - .long 0x5fcb6fab,0x3ad6faec,0x6c44198c,0x4a475817 -___ -$code.=<<___ if ($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 -___ - -$code =~ s/\`([^\`]*)\`/eval $1/gem; -print $code; -close STDOUT; |