diff options
author | Andy Polyakov <appro@openssl.org> | 2007-07-19 15:31:22 +0000 |
---|---|---|
committer | Andy Polyakov <appro@openssl.org> | 2007-07-19 15:31:22 +0000 |
commit | 52ee3d01ae499ede1e26e954f30884fef6e846d9 (patch) | |
tree | 73cd6e52bb642a2009d6dfa3e466ca3494994d16 /crypto/aes/asm | |
parent | e59f992be61a028e1c20d1937420befdcaa5422a (diff) |
Lppc_AES_[en|de]crypt_compact: size optimization.
Diffstat (limited to 'crypto/aes/asm')
-rw-r--r-- | crypto/aes/asm/aes-ppc.pl | 146 |
1 files changed, 18 insertions, 128 deletions
diff --git a/crypto/aes/asm/aes-ppc.pl b/crypto/aes/asm/aes-ppc.pl index 7219b30e8c..8a7a2218f6 100644 --- a/crypto/aes/asm/aes-ppc.pl +++ b/crypto/aes/asm/aes-ppc.pl @@ -528,17 +528,16 @@ Lppc_AES_encrypt_compact: addi $Tbl1,$Tbl0,2048 lis $mask80,0x8080 lis $mask1b,0x1b1b - addi $acc00,$acc00,-1 addi $key,$key,16 ori $mask80,$mask80,0x8080 ori $mask1b,$mask1b,0x1b1b + mtctr $acc00 +.align 4 +Lenc_compact_loop: xor $s0,$s0,$t0 xor $s1,$s1,$t1 xor $s2,$s2,$t2 xor $s3,$s3,$t3 - mtctr $acc00 -.align 4 -Lenc_compact_loop: rlwinm $acc00,$s0,`32-24`,24,31 rlwinm $acc01,$s1,`32-24`,24,31 rlwinm $acc02,$s2,`32-24`,24,31 @@ -592,6 +591,9 @@ Lenc_compact_loop: or $s2,$s2,$acc14 or $s3,$s3,$acc15 + addi $key,$key,16 + bdz Lenc_compact_done + and $acc00,$s0,$mask80 # r1=r0&0x80808080 and $acc01,$s1,$mask80 and $acc02,$s2,$mask80 @@ -650,66 +652,9 @@ Lenc_compact_loop: xor $s2,$s2,$acc10 xor $s3,$s3,$acc11 - xor $s0,$s0,$t0 - xor $s1,$s1,$t1 - xor $s2,$s2,$t2 - xor $s3,$s3,$t3 - - addi $key,$key,16 - bdnz- Lenc_compact_loop - - rlwinm $acc00,$s0,`32-24`,24,31 - rlwinm $acc01,$s1,`32-24`,24,31 - rlwinm $acc02,$s2,`32-24`,24,31 - rlwinm $acc03,$s3,`32-24`,24,31 - lwz $t0,0($key) - lwz $t1,4($key) - lwz $t2,8($key) - lwz $t3,12($key) - rlwinm $acc04,$s1,`32-16`,24,31 - rlwinm $acc05,$s2,`32-16`,24,31 - rlwinm $acc06,$s3,`32-16`,24,31 - rlwinm $acc07,$s0,`32-16`,24,31 - lbzx $acc00,$Tbl1,$acc00 - lbzx $acc01,$Tbl1,$acc01 - lbzx $acc02,$Tbl1,$acc02 - lbzx $acc03,$Tbl1,$acc03 - rlwinm $acc08,$s2,`32-8`,24,31 - rlwinm $acc09,$s3,`32-8`,24,31 - rlwinm $acc10,$s0,`32-8`,24,31 - rlwinm $acc11,$s1,`32-8`,24,31 - lbzx $acc04,$Tbl1,$acc04 - lbzx $acc05,$Tbl1,$acc05 - lbzx $acc06,$Tbl1,$acc06 - lbzx $acc07,$Tbl1,$acc07 - rlwinm $acc12,$s3,`0`,24,31 - rlwinm $acc13,$s0,`0`,24,31 - rlwinm $acc14,$s1,`0`,24,31 - rlwinm $acc15,$s2,`0`,24,31 - lbzx $acc08,$Tbl1,$acc08 - lbzx $acc09,$Tbl1,$acc09 - lbzx $acc10,$Tbl1,$acc10 - lbzx $acc11,$Tbl1,$acc11 - rlwinm $s0,$acc00,24,0,7 - rlwinm $s1,$acc01,24,0,7 - rlwinm $s2,$acc02,24,0,7 - rlwinm $s3,$acc03,24,0,7 - lbzx $acc12,$Tbl1,$acc12 - lbzx $acc13,$Tbl1,$acc13 - lbzx $acc14,$Tbl1,$acc14 - lbzx $acc15,$Tbl1,$acc15 - rlwimi $s0,$acc04,16,8,15 - rlwimi $s1,$acc05,16,8,15 - rlwimi $s2,$acc06,16,8,15 - rlwimi $s3,$acc07,16,8,15 - rlwimi $s0,$acc08,8,16,23 - rlwimi $s1,$acc09,8,16,23 - rlwimi $s2,$acc10,8,16,23 - rlwimi $s3,$acc11,8,16,23 - or $s0,$s0,$acc12 - or $s1,$s1,$acc13 - or $s2,$s2,$acc14 - or $s3,$s3,$acc15 + b Lenc_compact_loop +.align 4 +Lenc_compact_done: xor $s0,$s0,$t0 xor $s1,$s1,$t1 xor $s2,$s2,$t2 @@ -932,17 +877,16 @@ Lppc_AES_decrypt_compact: addi $Tbl1,$Tbl0,2048 lis $mask80,0x8080 lis $mask1b,0x1b1b - addi $acc00,$acc00,-1 addi $key,$key,16 ori $mask80,$mask80,0x8080 ori $mask1b,$mask1b,0x1b1b + mtctr $acc00 +.align 4 +Ldec_compact_loop: xor $s0,$s0,$t0 xor $s1,$s1,$t1 xor $s2,$s2,$t2 xor $s3,$s3,$t3 - mtctr $acc00 -.align 4 -Ldec_compact_loop: rlwinm $acc00,$s0,`32-24`,24,31 rlwinm $acc01,$s1,`32-24`,24,31 rlwinm $acc02,$s2,`32-24`,24,31 @@ -996,6 +940,9 @@ Ldec_compact_loop: or $s2,$s2,$acc14 or $s3,$s3,$acc15 + addi $key,$key,16 + bdz Ldec_compact_done + and $acc00,$s0,$mask80 # r1=r0&0x80808080 and $acc01,$s1,$mask80 and $acc02,$s2,$mask80 @@ -1140,66 +1087,9 @@ Ldec_compact_loop: xor $s2,$s2,$acc10 xor $s3,$s3,$acc11 - xor $s0,$s0,$t0 - xor $s1,$s1,$t1 - xor $s2,$s2,$t2 - xor $s3,$s3,$t3 - - addi $key,$key,16 - bdnz- Ldec_compact_loop - - rlwinm $acc00,$s0,`32-24`,24,31 - rlwinm $acc01,$s1,`32-24`,24,31 - rlwinm $acc02,$s2,`32-24`,24,31 - rlwinm $acc03,$s3,`32-24`,24,31 - lwz $t0,0($key) - lwz $t1,4($key) - lwz $t2,8($key) - lwz $t3,12($key) - rlwinm $acc04,$s3,`32-16`,24,31 - rlwinm $acc05,$s0,`32-16`,24,31 - rlwinm $acc06,$s1,`32-16`,24,31 - rlwinm $acc07,$s2,`32-16`,24,31 - lbzx $acc00,$Tbl1,$acc00 - lbzx $acc01,$Tbl1,$acc01 - lbzx $acc02,$Tbl1,$acc02 - lbzx $acc03,$Tbl1,$acc03 - rlwinm $acc08,$s2,`32-8`,24,31 - rlwinm $acc09,$s3,`32-8`,24,31 - rlwinm $acc10,$s0,`32-8`,24,31 - rlwinm $acc11,$s1,`32-8`,24,31 - lbzx $acc04,$Tbl1,$acc04 - lbzx $acc05,$Tbl1,$acc05 - lbzx $acc06,$Tbl1,$acc06 - lbzx $acc07,$Tbl1,$acc07 - rlwinm $acc12,$s1,`0`,24,31 - rlwinm $acc13,$s2,`0`,24,31 - rlwinm $acc14,$s3,`0`,24,31 - rlwinm $acc15,$s0,`0`,24,31 - lbzx $acc08,$Tbl1,$acc08 - lbzx $acc09,$Tbl1,$acc09 - lbzx $acc10,$Tbl1,$acc10 - lbzx $acc11,$Tbl1,$acc11 - rlwinm $s0,$acc00,24,0,7 - rlwinm $s1,$acc01,24,0,7 - rlwinm $s2,$acc02,24,0,7 - rlwinm $s3,$acc03,24,0,7 - lbzx $acc12,$Tbl1,$acc12 - lbzx $acc13,$Tbl1,$acc13 - lbzx $acc14,$Tbl1,$acc14 - lbzx $acc15,$Tbl1,$acc15 - rlwimi $s0,$acc04,16,8,15 - rlwimi $s1,$acc05,16,8,15 - rlwimi $s2,$acc06,16,8,15 - rlwimi $s3,$acc07,16,8,15 - rlwimi $s0,$acc08,8,16,23 - rlwimi $s1,$acc09,8,16,23 - rlwimi $s2,$acc10,8,16,23 - rlwimi $s3,$acc11,8,16,23 - or $s0,$s0,$acc12 - or $s1,$s1,$acc13 - or $s2,$s2,$acc14 - or $s3,$s3,$acc15 + b Ldec_compact_loop +.align 4 +Ldec_compact_done: xor $s0,$s0,$t0 xor $s1,$s1,$t1 xor $s2,$s2,$t2 |