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Side by Side Diff: openssl/crypto/des/asm/crypt586.pl

Issue 9254031: Upgrade chrome's OpenSSL to same version Android ships with. (Closed) Base URL: http://src.chromium.org/svn/trunk/deps/third_party/openssl/
Patch Set: '' Created 8 years, 11 months ago
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1 #!/usr/local/bin/perl 1 #!/usr/local/bin/perl
2 # 2 #
3 # The inner loop instruction sequence and the IP/FP modifications are from 3 # The inner loop instruction sequence and the IP/FP modifications are from
4 # Svend Olaf Mikkelsen <svolaf@inet.uni-c.dk> 4 # Svend Olaf Mikkelsen <svolaf@inet.uni-c.dk>
5 # I've added the stuff needed for crypt() but I've not worried about making 5 # I've added the stuff needed for crypt() but I've not worried about making
6 # things perfect. 6 # things perfect.
7 # 7 #
8 8
9 push(@INC,"perlasm","../../perlasm"); 9 $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
10 push(@INC,"${dir}","${dir}../../perlasm");
10 require "x86asm.pl"; 11 require "x86asm.pl";
11 12
12 &asm_init($ARGV[0],"crypt586.pl"); 13 &asm_init($ARGV[0],"crypt586.pl");
13 14
14 $L="edi"; 15 $L="edi";
15 $R="esi"; 16 $R="esi";
16 17
17 &external_label("DES_SPtrans"); 18 &external_label("DES_SPtrans");
18 &fcrypt_body("fcrypt_body"); 19 &fcrypt_body("fcrypt_body");
19 &asm_finish(); 20 &asm_finish();
20 21
21 sub fcrypt_body 22 sub fcrypt_body
22 { 23 {
23 local($name,$do_ip)=@_; 24 local($name,$do_ip)=@_;
24 25
25 » &function_begin($name,"EXTRN _DES_SPtrans:DWORD"); 26 » &function_begin($name);
26 27
27 &comment(""); 28 &comment("");
28 &comment("Load the 2 words"); 29 &comment("Load the 2 words");
29 $trans="ebp"; 30 $trans="ebp";
30 31
31 &xor( $L, $L); 32 &xor( $L, $L);
32 &xor( $R, $R); 33 &xor( $R, $R);
33 34
34 # PIC-ification:-) 35 # PIC-ification:-)
35 &picmeup("edx","DES_SPtrans"); 36 &picmeup("edx","DES_SPtrans");
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199 } 200 }
200 201
201 &R_PERM_OP($l,$r,$tt, 0,"0xaaaaaaaa",$r); 202 &R_PERM_OP($l,$r,$tt, 0,"0xaaaaaaaa",$r);
202 &R_PERM_OP($tt,$r,$l,23,"0x03fc03fc",$r); 203 &R_PERM_OP($tt,$r,$l,23,"0x03fc03fc",$r);
203 &R_PERM_OP($l,$r,$tt,10,"0x33333333",$l); 204 &R_PERM_OP($l,$r,$tt,10,"0x33333333",$l);
204 &R_PERM_OP($r,$tt,$l,18,"0xfff0000f",$l); 205 &R_PERM_OP($r,$tt,$l,18,"0xfff0000f",$l);
205 &R_PERM_OP($l,$tt,$r,12,"0xf0f0f0f0",$r); 206 &R_PERM_OP($l,$tt,$r,12,"0xf0f0f0f0",$r);
206 &rotr($tt , 4); 207 &rotr($tt , 4);
207 } 208 }
208 209
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