| Index: openssl/crypto/des/asm/des-586.pl
|
| ===================================================================
|
| --- openssl/crypto/des/asm/des-586.pl (revision 105093)
|
| +++ openssl/crypto/des/asm/des-586.pl (working copy)
|
| @@ -4,7 +4,8 @@
|
| # Svend Olaf Mikkelsen <svolaf@inet.uni-c.dk>
|
| #
|
|
|
| -push(@INC,"perlasm","../../perlasm");
|
| +$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
|
| +push(@INC,"${dir}","${dir}../../perlasm");
|
| require "x86asm.pl";
|
| require "cbc.pl";
|
| require "desboth.pl";
|
| @@ -18,29 +19,110 @@
|
|
|
| $L="edi";
|
| $R="esi";
|
| +$trans="ebp";
|
| +$small_footprint=1 if (grep(/\-DOPENSSL_SMALL_FOOTPRINT/,@ARGV));
|
| +# one can discuss setting this variable to 1 unconditionally, as
|
| +# the folded loop is only 3% slower than unrolled, but >7 times smaller
|
|
|
| -&external_label("DES_SPtrans");
|
| +&public_label("DES_SPtrans");
|
| +
|
| +&DES_encrypt_internal();
|
| +&DES_decrypt_internal();
|
| &DES_encrypt("DES_encrypt1",1);
|
| &DES_encrypt("DES_encrypt2",0);
|
| &DES_encrypt3("DES_encrypt3",1);
|
| &DES_encrypt3("DES_decrypt3",0);
|
| &cbc("DES_ncbc_encrypt","DES_encrypt1","DES_encrypt1",0,4,5,3,5,-1);
|
| &cbc("DES_ede3_cbc_encrypt","DES_encrypt3","DES_decrypt3",0,6,7,3,4,5);
|
| +&DES_SPtrans();
|
|
|
| &asm_finish();
|
|
|
| +sub DES_encrypt_internal()
|
| + {
|
| + &function_begin_B("_x86_DES_encrypt");
|
| +
|
| + if ($small_footprint)
|
| + {
|
| + &lea("edx",&DWP(128,"ecx"));
|
| + &push("edx");
|
| + &push("ecx");
|
| + &set_label("eloop");
|
| + &D_ENCRYPT(0,$L,$R,0,$trans,"eax","ebx","ecx","edx",&swtmp(0));
|
| + &comment("");
|
| + &D_ENCRYPT(1,$R,$L,2,$trans,"eax","ebx","ecx","edx",&swtmp(0));
|
| + &comment("");
|
| + &add("ecx",16);
|
| + &cmp("ecx",&swtmp(1));
|
| + &mov(&swtmp(0),"ecx");
|
| + &jb(&label("eloop"));
|
| + &add("esp",8);
|
| + }
|
| + else
|
| + {
|
| + &push("ecx");
|
| + for ($i=0; $i<16; $i+=2)
|
| + {
|
| + &comment("Round $i");
|
| + &D_ENCRYPT($i,$L,$R,$i*2,$trans,"eax","ebx","ecx","edx",&swtmp(0));
|
| + &comment("Round ".sprintf("%d",$i+1));
|
| + &D_ENCRYPT($i+1,$R,$L,($i+1)*2,$trans,"eax","ebx","ecx","edx",&swtmp(0));
|
| + }
|
| + &add("esp",4);
|
| + }
|
| + &ret();
|
| +
|
| + &function_end_B("_x86_DES_encrypt");
|
| + }
|
| +
|
| +sub DES_decrypt_internal()
|
| + {
|
| + &function_begin_B("_x86_DES_decrypt");
|
| +
|
| + if ($small_footprint)
|
| + {
|
| + &push("ecx");
|
| + &lea("ecx",&DWP(128,"ecx"));
|
| + &push("ecx");
|
| + &set_label("dloop");
|
| + &D_ENCRYPT(0,$L,$R,-2,$trans,"eax","ebx","ecx","edx",&swtmp(0));
|
| + &comment("");
|
| + &D_ENCRYPT(1,$R,$L,-4,$trans,"eax","ebx","ecx","edx",&swtmp(0));
|
| + &comment("");
|
| + &sub("ecx",16);
|
| + &cmp("ecx",&swtmp(1));
|
| + &mov(&swtmp(0),"ecx");
|
| + &ja(&label("dloop"));
|
| + &add("esp",8);
|
| + }
|
| + else
|
| + {
|
| + &push("ecx");
|
| + for ($i=15; $i>0; $i-=2)
|
| + {
|
| + &comment("Round $i");
|
| + &D_ENCRYPT(15-$i,$L,$R,$i*2,$trans,"eax","ebx","ecx","edx",&swtmp(0));
|
| + &comment("Round ".sprintf("%d",$i-1));
|
| + &D_ENCRYPT(15-$i+1,$R,$L,($i-1)*2,$trans,"eax","ebx","ecx","edx",&swtmp(0));
|
| + }
|
| + &add("esp",4);
|
| + }
|
| + &ret();
|
| +
|
| + &function_end_B("_x86_DES_decrypt");
|
| + }
|
| +
|
| sub DES_encrypt
|
| {
|
| local($name,$do_ip)=@_;
|
|
|
| - &function_begin_B($name,"EXTRN _DES_SPtrans:DWORD");
|
| + &function_begin_B($name);
|
|
|
| &push("esi");
|
| &push("edi");
|
|
|
| &comment("");
|
| &comment("Load the 2 words");
|
| - $trans="ebp";
|
|
|
| if ($do_ip)
|
| {
|
| @@ -73,40 +155,21 @@
|
| }
|
|
|
| # PIC-ification:-)
|
| - &picmeup($trans,"DES_SPtrans");
|
| - #if ($cpp) { &picmeup($trans,"DES_SPtrans"); }
|
| - #else { &lea($trans,&DWP("DES_SPtrans")); }
|
| + &call (&label("pic_point"));
|
| + &set_label("pic_point");
|
| + &blindpop($trans);
|
| + &lea ($trans,&DWP(&label("DES_SPtrans")."-".&label("pic_point"),$trans));
|
|
|
| &mov( "ecx", &wparam(1) );
|
| +
|
| &cmp("ebx","0");
|
| - &je(&label("start_decrypt"));
|
| + &je(&label("decrypt"));
|
| + &call("_x86_DES_encrypt");
|
| + &jmp(&label("done"));
|
| + &set_label("decrypt");
|
| + &call("_x86_DES_decrypt");
|
| + &set_label("done");
|
|
|
| - for ($i=0; $i<16; $i+=2)
|
| - {
|
| - &comment("");
|
| - &comment("Round $i");
|
| - &D_ENCRYPT($i,$L,$R,$i*2,$trans,"eax","ebx","ecx","edx");
|
| -
|
| - &comment("");
|
| - &comment("Round ".sprintf("%d",$i+1));
|
| - &D_ENCRYPT($i+1,$R,$L,($i+1)*2,$trans,"eax","ebx","ecx","edx");
|
| - }
|
| - &jmp(&label("end"));
|
| -
|
| - &set_label("start_decrypt");
|
| -
|
| - for ($i=15; $i>0; $i-=2)
|
| - {
|
| - &comment("");
|
| - &comment("Round $i");
|
| - &D_ENCRYPT(15-$i,$L,$R,$i*2,$trans,"eax","ebx","ecx","edx");
|
| - &comment("");
|
| - &comment("Round ".sprintf("%d",$i-1));
|
| - &D_ENCRYPT(15-$i+1,$R,$L,($i-1)*2,$trans,"eax","ebx","ecx","edx");
|
| - }
|
| -
|
| - &set_label("end");
|
| -
|
| if ($do_ip)
|
| {
|
| &comment("");
|
| @@ -139,7 +202,7 @@
|
|
|
| sub D_ENCRYPT
|
| {
|
| - local($r,$L,$R,$S,$trans,$u,$tmp1,$tmp2,$t)=@_;
|
| + local($r,$L,$R,$S,$trans,$u,$tmp1,$tmp2,$t,$wp1)=@_;
|
|
|
| &mov( $u, &DWP(&n2a($S*4),$tmp2,"",0));
|
| &xor( $tmp1, $tmp1);
|
| @@ -166,7 +229,7 @@
|
| &and( $t, "0xff" );
|
| &xor( $L, &DWP("0x600",$trans,$tmp1,0));
|
| &xor( $L, &DWP("0x700",$trans,$tmp2,0));
|
| - &mov( $tmp2, &wparam(1) );
|
| + &mov( $tmp2, $wp1 );
|
| &xor( $L, &DWP("0x400",$trans,$u,0));
|
| &xor( $L, &DWP("0x500",$trans,$t,0));
|
| }
|
| @@ -249,3 +312,142 @@
|
| &rotr($tt , 4);
|
| }
|
|
|
| +sub DES_SPtrans
|
| + {
|
| + &set_label("DES_SPtrans",64);
|
| + &data_word(0x02080800, 0x00080000, 0x02000002, 0x02080802);
|
| + &data_word(0x02000000, 0x00080802, 0x00080002, 0x02000002);
|
| + &data_word(0x00080802, 0x02080800, 0x02080000, 0x00000802);
|
| + &data_word(0x02000802, 0x02000000, 0x00000000, 0x00080002);
|
| + &data_word(0x00080000, 0x00000002, 0x02000800, 0x00080800);
|
| + &data_word(0x02080802, 0x02080000, 0x00000802, 0x02000800);
|
| + &data_word(0x00000002, 0x00000800, 0x00080800, 0x02080002);
|
| + &data_word(0x00000800, 0x02000802, 0x02080002, 0x00000000);
|
| + &data_word(0x00000000, 0x02080802, 0x02000800, 0x00080002);
|
| + &data_word(0x02080800, 0x00080000, 0x00000802, 0x02000800);
|
| + &data_word(0x02080002, 0x00000800, 0x00080800, 0x02000002);
|
| + &data_word(0x00080802, 0x00000002, 0x02000002, 0x02080000);
|
| + &data_word(0x02080802, 0x00080800, 0x02080000, 0x02000802);
|
| + &data_word(0x02000000, 0x00000802, 0x00080002, 0x00000000);
|
| + &data_word(0x00080000, 0x02000000, 0x02000802, 0x02080800);
|
| + &data_word(0x00000002, 0x02080002, 0x00000800, 0x00080802);
|
| + # nibble 1
|
| + &data_word(0x40108010, 0x00000000, 0x00108000, 0x40100000);
|
| + &data_word(0x40000010, 0x00008010, 0x40008000, 0x00108000);
|
| + &data_word(0x00008000, 0x40100010, 0x00000010, 0x40008000);
|
| + &data_word(0x00100010, 0x40108000, 0x40100000, 0x00000010);
|
| + &data_word(0x00100000, 0x40008010, 0x40100010, 0x00008000);
|
| + &data_word(0x00108010, 0x40000000, 0x00000000, 0x00100010);
|
| + &data_word(0x40008010, 0x00108010, 0x40108000, 0x40000010);
|
| + &data_word(0x40000000, 0x00100000, 0x00008010, 0x40108010);
|
| + &data_word(0x00100010, 0x40108000, 0x40008000, 0x00108010);
|
| + &data_word(0x40108010, 0x00100010, 0x40000010, 0x00000000);
|
| + &data_word(0x40000000, 0x00008010, 0x00100000, 0x40100010);
|
| + &data_word(0x00008000, 0x40000000, 0x00108010, 0x40008010);
|
| + &data_word(0x40108000, 0x00008000, 0x00000000, 0x40000010);
|
| + &data_word(0x00000010, 0x40108010, 0x00108000, 0x40100000);
|
| + &data_word(0x40100010, 0x00100000, 0x00008010, 0x40008000);
|
| + &data_word(0x40008010, 0x00000010, 0x40100000, 0x00108000);
|
| + # nibble 2
|
| + &data_word(0x04000001, 0x04040100, 0x00000100, 0x04000101);
|
| + &data_word(0x00040001, 0x04000000, 0x04000101, 0x00040100);
|
| + &data_word(0x04000100, 0x00040000, 0x04040000, 0x00000001);
|
| + &data_word(0x04040101, 0x00000101, 0x00000001, 0x04040001);
|
| + &data_word(0x00000000, 0x00040001, 0x04040100, 0x00000100);
|
| + &data_word(0x00000101, 0x04040101, 0x00040000, 0x04000001);
|
| + &data_word(0x04040001, 0x04000100, 0x00040101, 0x04040000);
|
| + &data_word(0x00040100, 0x00000000, 0x04000000, 0x00040101);
|
| + &data_word(0x04040100, 0x00000100, 0x00000001, 0x00040000);
|
| + &data_word(0x00000101, 0x00040001, 0x04040000, 0x04000101);
|
| + &data_word(0x00000000, 0x04040100, 0x00040100, 0x04040001);
|
| + &data_word(0x00040001, 0x04000000, 0x04040101, 0x00000001);
|
| + &data_word(0x00040101, 0x04000001, 0x04000000, 0x04040101);
|
| + &data_word(0x00040000, 0x04000100, 0x04000101, 0x00040100);
|
| + &data_word(0x04000100, 0x00000000, 0x04040001, 0x00000101);
|
| + &data_word(0x04000001, 0x00040101, 0x00000100, 0x04040000);
|
| + # nibble 3
|
| + &data_word(0x00401008, 0x10001000, 0x00000008, 0x10401008);
|
| + &data_word(0x00000000, 0x10400000, 0x10001008, 0x00400008);
|
| + &data_word(0x10401000, 0x10000008, 0x10000000, 0x00001008);
|
| + &data_word(0x10000008, 0x00401008, 0x00400000, 0x10000000);
|
| + &data_word(0x10400008, 0x00401000, 0x00001000, 0x00000008);
|
| + &data_word(0x00401000, 0x10001008, 0x10400000, 0x00001000);
|
| + &data_word(0x00001008, 0x00000000, 0x00400008, 0x10401000);
|
| + &data_word(0x10001000, 0x10400008, 0x10401008, 0x00400000);
|
| + &data_word(0x10400008, 0x00001008, 0x00400000, 0x10000008);
|
| + &data_word(0x00401000, 0x10001000, 0x00000008, 0x10400000);
|
| + &data_word(0x10001008, 0x00000000, 0x00001000, 0x00400008);
|
| + &data_word(0x00000000, 0x10400008, 0x10401000, 0x00001000);
|
| + &data_word(0x10000000, 0x10401008, 0x00401008, 0x00400000);
|
| + &data_word(0x10401008, 0x00000008, 0x10001000, 0x00401008);
|
| + &data_word(0x00400008, 0x00401000, 0x10400000, 0x10001008);
|
| + &data_word(0x00001008, 0x10000000, 0x10000008, 0x10401000);
|
| + # nibble 4
|
| + &data_word(0x08000000, 0x00010000, 0x00000400, 0x08010420);
|
| + &data_word(0x08010020, 0x08000400, 0x00010420, 0x08010000);
|
| + &data_word(0x00010000, 0x00000020, 0x08000020, 0x00010400);
|
| + &data_word(0x08000420, 0x08010020, 0x08010400, 0x00000000);
|
| + &data_word(0x00010400, 0x08000000, 0x00010020, 0x00000420);
|
| + &data_word(0x08000400, 0x00010420, 0x00000000, 0x08000020);
|
| + &data_word(0x00000020, 0x08000420, 0x08010420, 0x00010020);
|
| + &data_word(0x08010000, 0x00000400, 0x00000420, 0x08010400);
|
| + &data_word(0x08010400, 0x08000420, 0x00010020, 0x08010000);
|
| + &data_word(0x00010000, 0x00000020, 0x08000020, 0x08000400);
|
| + &data_word(0x08000000, 0x00010400, 0x08010420, 0x00000000);
|
| + &data_word(0x00010420, 0x08000000, 0x00000400, 0x00010020);
|
| + &data_word(0x08000420, 0x00000400, 0x00000000, 0x08010420);
|
| + &data_word(0x08010020, 0x08010400, 0x00000420, 0x00010000);
|
| + &data_word(0x00010400, 0x08010020, 0x08000400, 0x00000420);
|
| + &data_word(0x00000020, 0x00010420, 0x08010000, 0x08000020);
|
| + # nibble 5
|
| + &data_word(0x80000040, 0x00200040, 0x00000000, 0x80202000);
|
| + &data_word(0x00200040, 0x00002000, 0x80002040, 0x00200000);
|
| + &data_word(0x00002040, 0x80202040, 0x00202000, 0x80000000);
|
| + &data_word(0x80002000, 0x80000040, 0x80200000, 0x00202040);
|
| + &data_word(0x00200000, 0x80002040, 0x80200040, 0x00000000);
|
| + &data_word(0x00002000, 0x00000040, 0x80202000, 0x80200040);
|
| + &data_word(0x80202040, 0x80200000, 0x80000000, 0x00002040);
|
| + &data_word(0x00000040, 0x00202000, 0x00202040, 0x80002000);
|
| + &data_word(0x00002040, 0x80000000, 0x80002000, 0x00202040);
|
| + &data_word(0x80202000, 0x00200040, 0x00000000, 0x80002000);
|
| + &data_word(0x80000000, 0x00002000, 0x80200040, 0x00200000);
|
| + &data_word(0x00200040, 0x80202040, 0x00202000, 0x00000040);
|
| + &data_word(0x80202040, 0x00202000, 0x00200000, 0x80002040);
|
| + &data_word(0x80000040, 0x80200000, 0x00202040, 0x00000000);
|
| + &data_word(0x00002000, 0x80000040, 0x80002040, 0x80202000);
|
| + &data_word(0x80200000, 0x00002040, 0x00000040, 0x80200040);
|
| + # nibble 6
|
| + &data_word(0x00004000, 0x00000200, 0x01000200, 0x01000004);
|
| + &data_word(0x01004204, 0x00004004, 0x00004200, 0x00000000);
|
| + &data_word(0x01000000, 0x01000204, 0x00000204, 0x01004000);
|
| + &data_word(0x00000004, 0x01004200, 0x01004000, 0x00000204);
|
| + &data_word(0x01000204, 0x00004000, 0x00004004, 0x01004204);
|
| + &data_word(0x00000000, 0x01000200, 0x01000004, 0x00004200);
|
| + &data_word(0x01004004, 0x00004204, 0x01004200, 0x00000004);
|
| + &data_word(0x00004204, 0x01004004, 0x00000200, 0x01000000);
|
| + &data_word(0x00004204, 0x01004000, 0x01004004, 0x00000204);
|
| + &data_word(0x00004000, 0x00000200, 0x01000000, 0x01004004);
|
| + &data_word(0x01000204, 0x00004204, 0x00004200, 0x00000000);
|
| + &data_word(0x00000200, 0x01000004, 0x00000004, 0x01000200);
|
| + &data_word(0x00000000, 0x01000204, 0x01000200, 0x00004200);
|
| + &data_word(0x00000204, 0x00004000, 0x01004204, 0x01000000);
|
| + &data_word(0x01004200, 0x00000004, 0x00004004, 0x01004204);
|
| + &data_word(0x01000004, 0x01004200, 0x01004000, 0x00004004);
|
| + # nibble 7
|
| + &data_word(0x20800080, 0x20820000, 0x00020080, 0x00000000);
|
| + &data_word(0x20020000, 0x00800080, 0x20800000, 0x20820080);
|
| + &data_word(0x00000080, 0x20000000, 0x00820000, 0x00020080);
|
| + &data_word(0x00820080, 0x20020080, 0x20000080, 0x20800000);
|
| + &data_word(0x00020000, 0x00820080, 0x00800080, 0x20020000);
|
| + &data_word(0x20820080, 0x20000080, 0x00000000, 0x00820000);
|
| + &data_word(0x20000000, 0x00800000, 0x20020080, 0x20800080);
|
| + &data_word(0x00800000, 0x00020000, 0x20820000, 0x00000080);
|
| + &data_word(0x00800000, 0x00020000, 0x20000080, 0x20820080);
|
| + &data_word(0x00020080, 0x20000000, 0x00000000, 0x00820000);
|
| + &data_word(0x20800080, 0x20020080, 0x20020000, 0x00800080);
|
| + &data_word(0x20820000, 0x00000080, 0x00800080, 0x20020000);
|
| + &data_word(0x20820080, 0x00800000, 0x20800000, 0x20000080);
|
| + &data_word(0x00820000, 0x00020080, 0x20020080, 0x20800000);
|
| + &data_word(0x00000080, 0x20820000, 0x00820080, 0x00000000);
|
| + &data_word(0x20000000, 0x20800080, 0x00020000, 0x00820080);
|
| + }
|
|
|