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| author | cvs2svn <admin@example.com> | 2012-07-13 17:49:56 +0000 |
|---|---|---|
| committer | cvs2svn <admin@example.com> | 2012-07-13 17:49:56 +0000 |
| commit | ee04221ea8063435416c7e6369e6eae76843aa71 (patch) | |
| tree | 821921a1dd0a5a3cece91121e121cc63c4b68128 /src/lib/libcrypto/rc4/asm/rc4-s390x.pl | |
| parent | adf6731f6e1d04718aee00cb93435143046aee9a (diff) | |
| download | openbsd-eric_g2k12.tar.gz openbsd-eric_g2k12.tar.bz2 openbsd-eric_g2k12.zip | |
This commit was manufactured by cvs2git to create tag 'eric_g2k12'.eric_g2k12
Diffstat (limited to '')
| -rw-r--r-- | src/lib/libcrypto/rc4/asm/rc4-s390x.pl | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/src/lib/libcrypto/rc4/asm/rc4-s390x.pl b/src/lib/libcrypto/rc4/asm/rc4-s390x.pl deleted file mode 100644 index 96681fa05e..0000000000 --- a/src/lib/libcrypto/rc4/asm/rc4-s390x.pl +++ /dev/null | |||
| @@ -1,205 +0,0 @@ | |||
| 1 | #!/usr/bin/env perl | ||
| 2 | # | ||
| 3 | # ==================================================================== | ||
| 4 | # Written by Andy Polyakov <appro@fy.chalmers.se> for the OpenSSL | ||
| 5 | # project. The module is, however, dual licensed under OpenSSL and | ||
| 6 | # CRYPTOGAMS licenses depending on where you obtain it. For further | ||
| 7 | # details see http://www.openssl.org/~appro/cryptogams/. | ||
| 8 | # ==================================================================== | ||
| 9 | # | ||
| 10 | # February 2009 | ||
| 11 | # | ||
| 12 | # Performance is 2x of gcc 3.4.6 on z10. Coding "secret" is to | ||
| 13 | # "cluster" Address Generation Interlocks, so that one pipeline stall | ||
| 14 | # resolves several dependencies. | ||
| 15 | |||
| 16 | $rp="%r14"; | ||
| 17 | $sp="%r15"; | ||
| 18 | $code=<<___; | ||
| 19 | .text | ||
| 20 | |||
| 21 | ___ | ||
| 22 | |||
| 23 | # void RC4(RC4_KEY *key,size_t len,const void *inp,void *out) | ||
| 24 | { | ||
| 25 | $acc="%r0"; | ||
| 26 | $cnt="%r1"; | ||
| 27 | $key="%r2"; | ||
| 28 | $len="%r3"; | ||
| 29 | $inp="%r4"; | ||
| 30 | $out="%r5"; | ||
| 31 | |||
| 32 | @XX=("%r6","%r7"); | ||
| 33 | @TX=("%r8","%r9"); | ||
| 34 | $YY="%r10"; | ||
| 35 | $TY="%r11"; | ||
| 36 | |||
| 37 | $code.=<<___; | ||
| 38 | .globl RC4 | ||
| 39 | .type RC4,\@function | ||
| 40 | .align 64 | ||
| 41 | RC4: | ||
| 42 | stmg %r6,%r11,48($sp) | ||
| 43 | llgc $XX[0],0($key) | ||
| 44 | llgc $YY,1($key) | ||
| 45 | la $XX[0],1($XX[0]) | ||
| 46 | nill $XX[0],0xff | ||
| 47 | srlg $cnt,$len,3 | ||
| 48 | ltgr $cnt,$cnt | ||
| 49 | llgc $TX[0],2($XX[0],$key) | ||
| 50 | jz .Lshort | ||
| 51 | j .Loop8 | ||
| 52 | |||
| 53 | .align 64 | ||
| 54 | .Loop8: | ||
| 55 | ___ | ||
| 56 | for ($i=0;$i<8;$i++) { | ||
| 57 | $code.=<<___; | ||
| 58 | la $YY,0($YY,$TX[0]) # $i | ||
| 59 | nill $YY,255 | ||
| 60 | la $XX[1],1($XX[0]) | ||
| 61 | nill $XX[1],255 | ||
| 62 | ___ | ||
| 63 | $code.=<<___ if ($i==1); | ||
| 64 | llgc $acc,2($TY,$key) | ||
| 65 | ___ | ||
| 66 | $code.=<<___ if ($i>1); | ||
| 67 | sllg $acc,$acc,8 | ||
| 68 | ic $acc,2($TY,$key) | ||
| 69 | ___ | ||
| 70 | $code.=<<___; | ||
| 71 | llgc $TY,2($YY,$key) | ||
| 72 | stc $TX[0],2($YY,$key) | ||
| 73 | llgc $TX[1],2($XX[1],$key) | ||
| 74 | stc $TY,2($XX[0],$key) | ||
| 75 | cr $XX[1],$YY | ||
| 76 | jne .Lcmov$i | ||
| 77 | la $TX[1],0($TX[0]) | ||
| 78 | .Lcmov$i: | ||
| 79 | la $TY,0($TY,$TX[0]) | ||
| 80 | nill $TY,255 | ||
| 81 | ___ | ||
| 82 | push(@TX,shift(@TX)); push(@XX,shift(@XX)); # "rotate" registers | ||
| 83 | } | ||
| 84 | |||
| 85 | $code.=<<___; | ||
| 86 | lg $TX[1],0($inp) | ||
| 87 | sllg $acc,$acc,8 | ||
| 88 | la $inp,8($inp) | ||
| 89 | ic $acc,2($TY,$key) | ||
| 90 | xgr $acc,$TX[1] | ||
| 91 | stg $acc,0($out) | ||
| 92 | la $out,8($out) | ||
| 93 | brct $cnt,.Loop8 | ||
| 94 | |||
| 95 | .Lshort: | ||
| 96 | lghi $acc,7 | ||
| 97 | ngr $len,$acc | ||
| 98 | jz .Lexit | ||
| 99 | j .Loop1 | ||
| 100 | |||
| 101 | .align 16 | ||
| 102 | .Loop1: | ||
| 103 | la $YY,0($YY,$TX[0]) | ||
| 104 | nill $YY,255 | ||
| 105 | llgc $TY,2($YY,$key) | ||
| 106 | stc $TX[0],2($YY,$key) | ||
| 107 | stc $TY,2($XX[0],$key) | ||
| 108 | ar $TY,$TX[0] | ||
| 109 | ahi $XX[0],1 | ||
| 110 | nill $TY,255 | ||
| 111 | nill $XX[0],255 | ||
| 112 | llgc $acc,0($inp) | ||
| 113 | la $inp,1($inp) | ||
| 114 | llgc $TY,2($TY,$key) | ||
| 115 | llgc $TX[0],2($XX[0],$key) | ||
| 116 | xr $acc,$TY | ||
| 117 | stc $acc,0($out) | ||
| 118 | la $out,1($out) | ||
| 119 | brct $len,.Loop1 | ||
| 120 | |||
| 121 | .Lexit: | ||
| 122 | ahi $XX[0],-1 | ||
| 123 | stc $XX[0],0($key) | ||
| 124 | stc $YY,1($key) | ||
| 125 | lmg %r6,%r11,48($sp) | ||
| 126 | br $rp | ||
| 127 | .size RC4,.-RC4 | ||
| 128 | .string "RC4 for s390x, CRYPTOGAMS by <appro\@openssl.org>" | ||
| 129 | |||
| 130 | ___ | ||
| 131 | } | ||
| 132 | |||
| 133 | # void RC4_set_key(RC4_KEY *key,unsigned int len,const void *inp) | ||
| 134 | { | ||
| 135 | $cnt="%r0"; | ||
| 136 | $idx="%r1"; | ||
| 137 | $key="%r2"; | ||
| 138 | $len="%r3"; | ||
| 139 | $inp="%r4"; | ||
| 140 | $acc="%r5"; | ||
| 141 | $dat="%r6"; | ||
| 142 | $ikey="%r7"; | ||
| 143 | $iinp="%r8"; | ||
| 144 | |||
| 145 | $code.=<<___; | ||
| 146 | .globl RC4_set_key | ||
| 147 | .type RC4_set_key,\@function | ||
| 148 | .align 64 | ||
| 149 | RC4_set_key: | ||
| 150 | stmg %r6,%r8,48($sp) | ||
| 151 | lhi $cnt,256 | ||
| 152 | la $idx,0(%r0) | ||
| 153 | sth $idx,0($key) | ||
| 154 | .align 4 | ||
| 155 | .L1stloop: | ||
| 156 | stc $idx,2($idx,$key) | ||
| 157 | la $idx,1($idx) | ||
| 158 | brct $cnt,.L1stloop | ||
| 159 | |||
| 160 | lghi $ikey,-256 | ||
| 161 | lr $cnt,$len | ||
| 162 | la $iinp,0(%r0) | ||
| 163 | la $idx,0(%r0) | ||
| 164 | .align 16 | ||
| 165 | .L2ndloop: | ||
| 166 | llgc $acc,2+256($ikey,$key) | ||
| 167 | llgc $dat,0($iinp,$inp) | ||
| 168 | la $idx,0($idx,$acc) | ||
| 169 | la $ikey,1($ikey) | ||
| 170 | la $idx,0($idx,$dat) | ||
| 171 | nill $idx,255 | ||
| 172 | la $iinp,1($iinp) | ||
| 173 | tml $ikey,255 | ||
| 174 | llgc $dat,2($idx,$key) | ||
| 175 | stc $dat,2+256-1($ikey,$key) | ||
| 176 | stc $acc,2($idx,$key) | ||
| 177 | jz .Ldone | ||
| 178 | brct $cnt,.L2ndloop | ||
| 179 | lr $cnt,$len | ||
| 180 | la $iinp,0(%r0) | ||
| 181 | j .L2ndloop | ||
| 182 | .Ldone: | ||
| 183 | lmg %r6,%r8,48($sp) | ||
| 184 | br $rp | ||
| 185 | .size RC4_set_key,.-RC4_set_key | ||
| 186 | |||
| 187 | ___ | ||
| 188 | } | ||
| 189 | |||
| 190 | # const char *RC4_options() | ||
| 191 | $code.=<<___; | ||
| 192 | .globl RC4_options | ||
| 193 | .type RC4_options,\@function | ||
| 194 | .align 16 | ||
| 195 | RC4_options: | ||
| 196 | larl %r2,.Loptions | ||
| 197 | br %r14 | ||
| 198 | .size RC4_options,.-RC4_options | ||
| 199 | .section .rodata | ||
| 200 | .Loptions: | ||
| 201 | .align 8 | ||
| 202 | .string "rc4(8x,char)" | ||
| 203 | ___ | ||
| 204 | |||
| 205 | print $code; | ||
