diff options
Diffstat (limited to 'app/openssl/crypto/aes/asm/aes-ppc.pl')
-rw-r--r-- | app/openssl/crypto/aes/asm/aes-ppc.pl | 444 |
1 files changed, 310 insertions, 134 deletions
diff --git a/app/openssl/crypto/aes/asm/aes-ppc.pl b/app/openssl/crypto/aes/asm/aes-ppc.pl index f82c5e18..7c52cbe5 100644 --- a/app/openssl/crypto/aes/asm/aes-ppc.pl +++ b/app/openssl/crypto/aes/asm/aes-ppc.pl @@ -7,7 +7,7 @@ # details see http://www.openssl.org/~appro/cryptogams/. # ==================================================================== -# Needs more work: key setup, page boundaries, CBC routine... +# Needs more work: key setup, CBC routine... # # ppc_AES_[en|de]crypt perform at 18 cycles per byte processed with # 128-bit key, which is ~40% better than 64-bit code generated by gcc @@ -18,7 +18,7 @@ # February 2010 # -# Rescheduling instructions to favour Power6 pipeline gives 10% +# Rescheduling instructions to favour Power6 pipeline gave 10% # performance improvement on the platfrom in question (and marginal # improvement even on others). It should be noted that Power6 fails # to process byte in 18 cycles, only in 23, because it fails to issue @@ -33,11 +33,13 @@ $flavour = shift; if ($flavour =~ /64/) { $SIZE_T =8; + $LRSAVE =2*$SIZE_T; $STU ="stdu"; $POP ="ld"; $PUSH ="std"; } elsif ($flavour =~ /32/) { $SIZE_T =4; + $LRSAVE =$SIZE_T; $STU ="stwu"; $POP ="lwz"; $PUSH ="stw"; @@ -116,15 +118,19 @@ LAES_Te: addi $Tbl0,$Tbl0,`128-8` mtlr r0 blr - .space `32-24` + .long 0 + .byte 0,12,0x14,0,0,0,0,0 + .space `64-9*4` LAES_Td: mflr r0 bcl 20,31,\$+4 mflr $Tbl0 ; vvvvvvvv "distance" between . and 1st data entry - addi $Tbl0,$Tbl0,`128-8-32+2048+256` + addi $Tbl0,$Tbl0,`128-64-8+2048+256` mtlr r0 blr - .space `128-32-24` + .long 0 + .byte 0,12,0x14,0,0,0,0,0 + .space `128-64-9*4` ___ &_data_word( 0xc66363a5, 0xf87c7c84, 0xee777799, 0xf67b7b8d, @@ -328,10 +334,9 @@ $code.=<<___; .globl .AES_encrypt .align 7 .AES_encrypt: - mflr r0 $STU $sp,-$FRAME($sp) + mflr r0 - $PUSH r0,`$FRAME-$SIZE_T*21`($sp) $PUSH $toc,`$FRAME-$SIZE_T*20`($sp) $PUSH r13,`$FRAME-$SIZE_T*19`($sp) $PUSH r14,`$FRAME-$SIZE_T*18`($sp) @@ -352,7 +357,14 @@ $code.=<<___; $PUSH r29,`$FRAME-$SIZE_T*3`($sp) $PUSH r30,`$FRAME-$SIZE_T*2`($sp) $PUSH r31,`$FRAME-$SIZE_T*1`($sp) + $PUSH r0,`$FRAME+$LRSAVE`($sp) + + andi. $t0,$inp,3 + andi. $t1,$out,3 + or. $t0,$t0,$t1 + bne Lenc_unaligned +Lenc_unaligned_ok: lwz $s0,0($inp) lwz $s1,4($inp) lwz $s2,8($inp) @@ -363,8 +375,80 @@ $code.=<<___; stw $s1,4($out) stw $s2,8($out) stw $s3,12($out) + b Lenc_done + +Lenc_unaligned: + subfic $t0,$inp,4096 + subfic $t1,$out,4096 + andi. $t0,$t0,4096-16 + beq Lenc_xpage + andi. $t1,$t1,4096-16 + bne Lenc_unaligned_ok + +Lenc_xpage: + lbz $acc00,0($inp) + lbz $acc01,1($inp) + lbz $acc02,2($inp) + lbz $s0,3($inp) + lbz $acc04,4($inp) + lbz $acc05,5($inp) + lbz $acc06,6($inp) + lbz $s1,7($inp) + lbz $acc08,8($inp) + lbz $acc09,9($inp) + lbz $acc10,10($inp) + insrwi $s0,$acc00,8,0 + lbz $s2,11($inp) + insrwi $s1,$acc04,8,0 + lbz $acc12,12($inp) + insrwi $s0,$acc01,8,8 + lbz $acc13,13($inp) + insrwi $s1,$acc05,8,8 + lbz $acc14,14($inp) + insrwi $s0,$acc02,8,16 + lbz $s3,15($inp) + insrwi $s1,$acc06,8,16 + insrwi $s2,$acc08,8,0 + insrwi $s3,$acc12,8,0 + insrwi $s2,$acc09,8,8 + insrwi $s3,$acc13,8,8 + insrwi $s2,$acc10,8,16 + insrwi $s3,$acc14,8,16 + + bl LAES_Te + bl Lppc_AES_encrypt_compact + + extrwi $acc00,$s0,8,0 + extrwi $acc01,$s0,8,8 + stb $acc00,0($out) + extrwi $acc02,$s0,8,16 + stb $acc01,1($out) + stb $acc02,2($out) + extrwi $acc04,$s1,8,0 + stb $s0,3($out) + extrwi $acc05,$s1,8,8 + stb $acc04,4($out) + extrwi $acc06,$s1,8,16 + stb $acc05,5($out) + stb $acc06,6($out) + extrwi $acc08,$s2,8,0 + stb $s1,7($out) + extrwi $acc09,$s2,8,8 + stb $acc08,8($out) + extrwi $acc10,$s2,8,16 + stb $acc09,9($out) + stb $acc10,10($out) + extrwi $acc12,$s3,8,0 + stb $s2,11($out) + extrwi $acc13,$s3,8,8 + stb $acc12,12($out) + extrwi $acc14,$s3,8,16 + stb $acc13,13($out) + stb $acc14,14($out) + stb $s3,15($out) - $POP r0,`$FRAME-$SIZE_T*21`($sp) +Lenc_done: + $POP r0,`$FRAME+$LRSAVE`($sp) $POP $toc,`$FRAME-$SIZE_T*20`($sp) $POP r13,`$FRAME-$SIZE_T*19`($sp) $POP r14,`$FRAME-$SIZE_T*18`($sp) @@ -388,18 +472,21 @@ $code.=<<___; mtlr r0 addi $sp,$sp,$FRAME blr + .long 0 + .byte 0,12,4,1,0x80,18,3,0 + .long 0 .align 5 Lppc_AES_encrypt: lwz $acc00,240($key) - lwz $t0,0($key) - lwz $t1,4($key) - lwz $t2,8($key) - lwz $t3,12($key) addi $Tbl1,$Tbl0,3 + lwz $t0,0($key) addi $Tbl2,$Tbl0,2 + lwz $t1,4($key) addi $Tbl3,$Tbl0,1 + lwz $t2,8($key) addi $acc00,$acc00,-1 + lwz $t3,12($key) addi $key,$key,16 xor $s0,$s0,$t0 xor $s1,$s1,$t1 @@ -413,44 +500,44 @@ Lenc_loop: rlwinm $acc02,$s2,`32-24+3`,21,28 rlwinm $acc03,$s3,`32-24+3`,21,28 lwz $t0,0($key) - lwz $t1,4($key) rlwinm $acc04,$s1,`32-16+3`,21,28 + lwz $t1,4($key) rlwinm $acc05,$s2,`32-16+3`,21,28 lwz $t2,8($key) - lwz $t3,12($key) rlwinm $acc06,$s3,`32-16+3`,21,28 + lwz $t3,12($key) rlwinm $acc07,$s0,`32-16+3`,21,28 lwzx $acc00,$Tbl0,$acc00 - lwzx $acc01,$Tbl0,$acc01 rlwinm $acc08,$s2,`32-8+3`,21,28 + lwzx $acc01,$Tbl0,$acc01 rlwinm $acc09,$s3,`32-8+3`,21,28 lwzx $acc02,$Tbl0,$acc02 - lwzx $acc03,$Tbl0,$acc03 rlwinm $acc10,$s0,`32-8+3`,21,28 + lwzx $acc03,$Tbl0,$acc03 rlwinm $acc11,$s1,`32-8+3`,21,28 lwzx $acc04,$Tbl1,$acc04 - lwzx $acc05,$Tbl1,$acc05 rlwinm $acc12,$s3,`0+3`,21,28 + lwzx $acc05,$Tbl1,$acc05 rlwinm $acc13,$s0,`0+3`,21,28 lwzx $acc06,$Tbl1,$acc06 - lwzx $acc07,$Tbl1,$acc07 rlwinm $acc14,$s1,`0+3`,21,28 + lwzx $acc07,$Tbl1,$acc07 rlwinm $acc15,$s2,`0+3`,21,28 lwzx $acc08,$Tbl2,$acc08 - lwzx $acc09,$Tbl2,$acc09 xor $t0,$t0,$acc00 + lwzx $acc09,$Tbl2,$acc09 xor $t1,$t1,$acc01 lwzx $acc10,$Tbl2,$acc10 - lwzx $acc11,$Tbl2,$acc11 xor $t2,$t2,$acc02 + lwzx $acc11,$Tbl2,$acc11 xor $t3,$t3,$acc03 lwzx $acc12,$Tbl3,$acc12 - lwzx $acc13,$Tbl3,$acc13 xor $t0,$t0,$acc04 + lwzx $acc13,$Tbl3,$acc13 xor $t1,$t1,$acc05 lwzx $acc14,$Tbl3,$acc14 - lwzx $acc15,$Tbl3,$acc15 xor $t2,$t2,$acc06 + lwzx $acc15,$Tbl3,$acc15 xor $t3,$t3,$acc07 xor $t0,$t0,$acc08 xor $t1,$t1,$acc09 @@ -466,60 +553,60 @@ Lenc_loop: addi $Tbl2,$Tbl0,2048 nop lwz $t0,0($key) - lwz $t1,4($key) rlwinm $acc00,$s0,`32-24`,24,31 + lwz $t1,4($key) rlwinm $acc01,$s1,`32-24`,24,31 lwz $t2,8($key) - lwz $t3,12($key) rlwinm $acc02,$s2,`32-24`,24,31 + lwz $t3,12($key) rlwinm $acc03,$s3,`32-24`,24,31 lwz $acc08,`2048+0`($Tbl0) ! prefetch Te4 - lwz $acc09,`2048+32`($Tbl0) rlwinm $acc04,$s1,`32-16`,24,31 + lwz $acc09,`2048+32`($Tbl0) rlwinm $acc05,$s2,`32-16`,24,31 lwz $acc10,`2048+64`($Tbl0) - lwz $acc11,`2048+96`($Tbl0) rlwinm $acc06,$s3,`32-16`,24,31 + lwz $acc11,`2048+96`($Tbl0) rlwinm $acc07,$s0,`32-16`,24,31 lwz $acc12,`2048+128`($Tbl0) - lwz $acc13,`2048+160`($Tbl0) rlwinm $acc08,$s2,`32-8`,24,31 + lwz $acc13,`2048+160`($Tbl0) rlwinm $acc09,$s3,`32-8`,24,31 lwz $acc14,`2048+192`($Tbl0) - lwz $acc15,`2048+224`($Tbl0) rlwinm $acc10,$s0,`32-8`,24,31 + lwz $acc15,`2048+224`($Tbl0) rlwinm $acc11,$s1,`32-8`,24,31 lbzx $acc00,$Tbl2,$acc00 - lbzx $acc01,$Tbl2,$acc01 rlwinm $acc12,$s3,`0`,24,31 + lbzx $acc01,$Tbl2,$acc01 rlwinm $acc13,$s0,`0`,24,31 lbzx $acc02,$Tbl2,$acc02 - lbzx $acc03,$Tbl2,$acc03 rlwinm $acc14,$s1,`0`,24,31 + lbzx $acc03,$Tbl2,$acc03 rlwinm $acc15,$s2,`0`,24,31 lbzx $acc04,$Tbl2,$acc04 - lbzx $acc05,$Tbl2,$acc05 rlwinm $s0,$acc00,24,0,7 + lbzx $acc05,$Tbl2,$acc05 rlwinm $s1,$acc01,24,0,7 lbzx $acc06,$Tbl2,$acc06 - lbzx $acc07,$Tbl2,$acc07 rlwinm $s2,$acc02,24,0,7 + lbzx $acc07,$Tbl2,$acc07 rlwinm $s3,$acc03,24,0,7 lbzx $acc08,$Tbl2,$acc08 - lbzx $acc09,$Tbl2,$acc09 rlwimi $s0,$acc04,16,8,15 + lbzx $acc09,$Tbl2,$acc09 rlwimi $s1,$acc05,16,8,15 lbzx $acc10,$Tbl2,$acc10 - lbzx $acc11,$Tbl2,$acc11 rlwimi $s2,$acc06,16,8,15 + lbzx $acc11,$Tbl2,$acc11 rlwimi $s3,$acc07,16,8,15 lbzx $acc12,$Tbl2,$acc12 - lbzx $acc13,$Tbl2,$acc13 rlwimi $s0,$acc08,8,16,23 + lbzx $acc13,$Tbl2,$acc13 rlwimi $s1,$acc09,8,16,23 lbzx $acc14,$Tbl2,$acc14 - lbzx $acc15,$Tbl2,$acc15 rlwimi $s2,$acc10,8,16,23 + lbzx $acc15,$Tbl2,$acc15 rlwimi $s3,$acc11,8,16,23 or $s0,$s0,$acc12 or $s1,$s1,$acc13 @@ -530,29 +617,31 @@ Lenc_loop: xor $s2,$s2,$t2 xor $s3,$s3,$t3 blr + .long 0 + .byte 0,12,0x14,0,0,0,0,0 .align 4 Lppc_AES_encrypt_compact: lwz $acc00,240($key) - lwz $t0,0($key) - lwz $t1,4($key) - lwz $t2,8($key) - lwz $t3,12($key) addi $Tbl1,$Tbl0,2048 + lwz $t0,0($key) lis $mask80,0x8080 + lwz $t1,4($key) lis $mask1b,0x1b1b - addi $key,$key,16 + lwz $t2,8($key) ori $mask80,$mask80,0x8080 + lwz $t3,12($key) ori $mask1b,$mask1b,0x1b1b + addi $key,$key,16 mtctr $acc00 .align 4 Lenc_compact_loop: xor $s0,$s0,$t0 xor $s1,$s1,$t1 - xor $s2,$s2,$t2 - xor $s3,$s3,$t3 rlwinm $acc00,$s0,`32-24`,24,31 + xor $s2,$s2,$t2 rlwinm $acc01,$s1,`32-24`,24,31 + xor $s3,$s3,$t3 rlwinm $acc02,$s2,`32-24`,24,31 rlwinm $acc03,$s3,`32-24`,24,31 rlwinm $acc04,$s1,`32-16`,24,31 @@ -560,48 +649,48 @@ Lenc_compact_loop: rlwinm $acc06,$s3,`32-16`,24,31 rlwinm $acc07,$s0,`32-16`,24,31 lbzx $acc00,$Tbl1,$acc00 - lbzx $acc01,$Tbl1,$acc01 rlwinm $acc08,$s2,`32-8`,24,31 + lbzx $acc01,$Tbl1,$acc01 rlwinm $acc09,$s3,`32-8`,24,31 lbzx $acc02,$Tbl1,$acc02 - lbzx $acc03,$Tbl1,$acc03 rlwinm $acc10,$s0,`32-8`,24,31 + lbzx $acc03,$Tbl1,$acc03 rlwinm $acc11,$s1,`32-8`,24,31 lbzx $acc04,$Tbl1,$acc04 - lbzx $acc05,$Tbl1,$acc05 rlwinm $acc12,$s3,`0`,24,31 + lbzx $acc05,$Tbl1,$acc05 rlwinm $acc13,$s0,`0`,24,31 lbzx $acc06,$Tbl1,$acc06 - lbzx $acc07,$Tbl1,$acc07 rlwinm $acc14,$s1,`0`,24,31 + lbzx $acc07,$Tbl1,$acc07 rlwinm $acc15,$s2,`0`,24,31 lbzx $acc08,$Tbl1,$acc08 - lbzx $acc09,$Tbl1,$acc09 rlwinm $s0,$acc00,24,0,7 + lbzx $acc09,$Tbl1,$acc09 rlwinm $s1,$acc01,24,0,7 lbzx $acc10,$Tbl1,$acc10 - lbzx $acc11,$Tbl1,$acc11 rlwinm $s2,$acc02,24,0,7 + lbzx $acc11,$Tbl1,$acc11 rlwinm $s3,$acc03,24,0,7 lbzx $acc12,$Tbl1,$acc12 - lbzx $acc13,$Tbl1,$acc13 rlwimi $s0,$acc04,16,8,15 + lbzx $acc13,$Tbl1,$acc13 rlwimi $s1,$acc05,16,8,15 lbzx $acc14,$Tbl1,$acc14 - lbzx $acc15,$Tbl1,$acc15 rlwimi $s2,$acc06,16,8,15 + lbzx $acc15,$Tbl1,$acc15 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 lwz $t0,0($key) - lwz $t1,4($key) or $s0,$s0,$acc12 + lwz $t1,4($key) or $s1,$s1,$acc13 lwz $t2,8($key) - lwz $t3,12($key) or $s2,$s2,$acc14 + lwz $t3,12($key) or $s3,$s3,$acc15 addi $key,$key,16 @@ -612,12 +701,12 @@ Lenc_compact_loop: and $acc02,$s2,$mask80 and $acc03,$s3,$mask80 srwi $acc04,$acc00,7 # r1>>7 - srwi $acc05,$acc01,7 - srwi $acc06,$acc02,7 - srwi $acc07,$acc03,7 andc $acc08,$s0,$mask80 # r0&0x7f7f7f7f + srwi $acc05,$acc01,7 andc $acc09,$s1,$mask80 + srwi $acc06,$acc02,7 andc $acc10,$s2,$mask80 + srwi $acc07,$acc03,7 andc $acc11,$s3,$mask80 sub $acc00,$acc00,$acc04 # r1-(r1>>7) sub $acc01,$acc01,$acc05 @@ -633,32 +722,32 @@ Lenc_compact_loop: and $acc03,$acc03,$mask1b xor $acc00,$acc00,$acc08 # r2 xor $acc01,$acc01,$acc09 + rotlwi $acc12,$s0,16 # ROTATE(r0,16) xor $acc02,$acc02,$acc10 + rotlwi $acc13,$s1,16 xor $acc03,$acc03,$acc11 + rotlwi $acc14,$s2,16 - rotlwi $acc12,$s0,16 # ROTATE(r0,16) - rotlwi $acc13,$s1,16 - rotlwi $acc14,$s2,16 - rotlwi $acc15,$s3,16 xor $s0,$s0,$acc00 # r0^r2 + rotlwi $acc15,$s3,16 xor $s1,$s1,$acc01 - xor $s2,$s2,$acc02 - xor $s3,$s3,$acc03 rotrwi $s0,$s0,24 # ROTATE(r2^r0,24) + xor $s2,$s2,$acc02 rotrwi $s1,$s1,24 + xor $s3,$s3,$acc03 rotrwi $s2,$s2,24 - rotrwi $s3,$s3,24 xor $s0,$s0,$acc00 # ROTATE(r2^r0,24)^r2 + rotrwi $s3,$s3,24 xor $s1,$s1,$acc01 xor $s2,$s2,$acc02 xor $s3,$s3,$acc03 rotlwi $acc08,$acc12,8 # ROTATE(r0,24) - rotlwi $acc09,$acc13,8 - rotlwi $acc10,$acc14,8 - rotlwi $acc11,$acc15,8 xor $s0,$s0,$acc12 # + rotlwi $acc09,$acc13,8 xor $s1,$s1,$acc13 + rotlwi $acc10,$acc14,8 xor $s2,$s2,$acc14 + rotlwi $acc11,$acc15,8 xor $s3,$s3,$acc15 xor $s0,$s0,$acc08 # xor $s1,$s1,$acc09 @@ -673,14 +762,15 @@ Lenc_compact_done: xor $s2,$s2,$t2 xor $s3,$s3,$t3 blr + .long 0 + .byte 0,12,0x14,0,0,0,0,0 .globl .AES_decrypt .align 7 .AES_decrypt: - mflr r0 $STU $sp,-$FRAME($sp) + mflr r0 - $PUSH r0,`$FRAME-$SIZE_T*21`($sp) $PUSH $toc,`$FRAME-$SIZE_T*20`($sp) $PUSH r13,`$FRAME-$SIZE_T*19`($sp) $PUSH r14,`$FRAME-$SIZE_T*18`($sp) @@ -701,7 +791,14 @@ Lenc_compact_done: $PUSH r29,`$FRAME-$SIZE_T*3`($sp) $PUSH r30,`$FRAME-$SIZE_T*2`($sp) $PUSH r31,`$FRAME-$SIZE_T*1`($sp) + $PUSH r0,`$FRAME+$LRSAVE`($sp) + andi. $t0,$inp,3 + andi. $t1,$out,3 + or. $t0,$t0,$t1 + bne Ldec_unaligned + +Ldec_unaligned_ok: lwz $s0,0($inp) lwz $s1,4($inp) lwz $s2,8($inp) @@ -712,8 +809,80 @@ Lenc_compact_done: stw $s1,4($out) stw $s2,8($out) stw $s3,12($out) + b Ldec_done + +Ldec_unaligned: + subfic $t0,$inp,4096 + subfic $t1,$out,4096 + andi. $t0,$t0,4096-16 + beq Ldec_xpage + andi. $t1,$t1,4096-16 + bne Ldec_unaligned_ok + +Ldec_xpage: + lbz $acc00,0($inp) + lbz $acc01,1($inp) + lbz $acc02,2($inp) + lbz $s0,3($inp) + lbz $acc04,4($inp) + lbz $acc05,5($inp) + lbz $acc06,6($inp) + lbz $s1,7($inp) + lbz $acc08,8($inp) + lbz $acc09,9($inp) + lbz $acc10,10($inp) + insrwi $s0,$acc00,8,0 + lbz $s2,11($inp) + insrwi $s1,$acc04,8,0 + lbz $acc12,12($inp) + insrwi $s0,$acc01,8,8 + lbz $acc13,13($inp) + insrwi $s1,$acc05,8,8 + lbz $acc14,14($inp) + insrwi $s0,$acc02,8,16 + lbz $s3,15($inp) + insrwi $s1,$acc06,8,16 + insrwi $s2,$acc08,8,0 + insrwi $s3,$acc12,8,0 + insrwi $s2,$acc09,8,8 + insrwi $s3,$acc13,8,8 + insrwi $s2,$acc10,8,16 + insrwi $s3,$acc14,8,16 + + bl LAES_Td + bl Lppc_AES_decrypt_compact - $POP r0,`$FRAME-$SIZE_T*21`($sp) + extrwi $acc00,$s0,8,0 + extrwi $acc01,$s0,8,8 + stb $acc00,0($out) + extrwi $acc02,$s0,8,16 + stb $acc01,1($out) + stb $acc02,2($out) + extrwi $acc04,$s1,8,0 + stb $s0,3($out) + extrwi $acc05,$s1,8,8 + stb $acc04,4($out) + extrwi $acc06,$s1,8,16 + stb $acc05,5($out) + stb $acc06,6($out) + extrwi $acc08,$s2,8,0 + stb $s1,7($out) + extrwi $acc09,$s2,8,8 + stb $acc08,8($out) + extrwi $acc10,$s2,8,16 + stb $acc09,9($out) + stb $acc10,10($out) + extrwi $acc12,$s3,8,0 + stb $s2,11($out) + extrwi $acc13,$s3,8,8 + stb $acc12,12($out) + extrwi $acc14,$s3,8,16 + stb $acc13,13($out) + stb $acc14,14($out) + stb $s3,15($out) + +Ldec_done: + $POP r0,`$FRAME+$LRSAVE`($sp) $POP $toc,`$FRAME-$SIZE_T*20`($sp) $POP r13,`$FRAME-$SIZE_T*19`($sp) $POP r14,`$FRAME-$SIZE_T*18`($sp) @@ -737,18 +906,21 @@ Lenc_compact_done: mtlr r0 addi $sp,$sp,$FRAME blr + .long 0 + .byte 0,12,4,1,0x80,18,3,0 + .long 0 .align 5 Lppc_AES_decrypt: lwz $acc00,240($key) - lwz $t0,0($key) - lwz $t1,4($key) - lwz $t2,8($key) - lwz $t3,12($key) addi $Tbl1,$Tbl0,3 + lwz $t0,0($key) addi $Tbl2,$Tbl0,2 + lwz $t1,4($key) addi $Tbl3,$Tbl0,1 + lwz $t2,8($key) addi $acc00,$acc00,-1 + lwz $t3,12($key) addi $key,$key,16 xor $s0,$s0,$t0 xor $s1,$s1,$t1 @@ -762,44 +934,44 @@ Ldec_loop: rlwinm $acc02,$s2,`32-24+3`,21,28 rlwinm $acc03,$s3,`32-24+3`,21,28 lwz $t0,0($key) - lwz $t1,4($key) rlwinm $acc04,$s3,`32-16+3`,21,28 + lwz $t1,4($key) rlwinm $acc05,$s0,`32-16+3`,21,28 lwz $t2,8($key) - lwz $t3,12($key) rlwinm $acc06,$s1,`32-16+3`,21,28 + lwz $t3,12($key) rlwinm $acc07,$s2,`32-16+3`,21,28 lwzx $acc00,$Tbl0,$acc00 - lwzx $acc01,$Tbl0,$acc01 rlwinm $acc08,$s2,`32-8+3`,21,28 + lwzx $acc01,$Tbl0,$acc01 rlwinm $acc09,$s3,`32-8+3`,21,28 lwzx $acc02,$Tbl0,$acc02 - lwzx $acc03,$Tbl0,$acc03 rlwinm $acc10,$s0,`32-8+3`,21,28 + lwzx $acc03,$Tbl0,$acc03 rlwinm $acc11,$s1,`32-8+3`,21,28 lwzx $acc04,$Tbl1,$acc04 - lwzx $acc05,$Tbl1,$acc05 rlwinm $acc12,$s1,`0+3`,21,28 + lwzx $acc05,$Tbl1,$acc05 rlwinm $acc13,$s2,`0+3`,21,28 lwzx $acc06,$Tbl1,$acc06 - lwzx $acc07,$Tbl1,$acc07 rlwinm $acc14,$s3,`0+3`,21,28 + lwzx $acc07,$Tbl1,$acc07 rlwinm $acc15,$s0,`0+3`,21,28 lwzx $acc08,$Tbl2,$acc08 - lwzx $acc09,$Tbl2,$acc09 xor $t0,$t0,$acc00 + lwzx $acc09,$Tbl2,$acc09 xor $t1,$t1,$acc01 lwzx $acc10,$Tbl2,$acc10 - lwzx $acc11,$Tbl2,$acc11 xor $t2,$t2,$acc02 + lwzx $acc11,$Tbl2,$acc11 xor $t3,$t3,$acc03 lwzx $acc12,$Tbl3,$acc12 - lwzx $acc13,$Tbl3,$acc13 xor $t0,$t0,$acc04 + lwzx $acc13,$Tbl3,$acc13 xor $t1,$t1,$acc05 lwzx $acc14,$Tbl3,$acc14 - lwzx $acc15,$Tbl3,$acc15 xor $t2,$t2,$acc06 + lwzx $acc15,$Tbl3,$acc15 xor $t3,$t3,$acc07 xor $t0,$t0,$acc08 xor $t1,$t1,$acc09 @@ -815,56 +987,56 @@ Ldec_loop: addi $Tbl2,$Tbl0,2048 nop lwz $t0,0($key) - lwz $t1,4($key) rlwinm $acc00,$s0,`32-24`,24,31 + lwz $t1,4($key) rlwinm $acc01,$s1,`32-24`,24,31 lwz $t2,8($key) - lwz $t3,12($key) rlwinm $acc02,$s2,`32-24`,24,31 + lwz $t3,12($key) rlwinm $acc03,$s3,`32-24`,24,31 lwz $acc08,`2048+0`($Tbl0) ! prefetch Td4 - lwz $acc09,`2048+32`($Tbl0) rlwinm $acc04,$s3,`32-16`,24,31 + lwz $acc09,`2048+32`($Tbl0) rlwinm $acc05,$s0,`32-16`,24,31 lwz $acc10,`2048+64`($Tbl0) - lwz $acc11,`2048+96`($Tbl0) lbzx $acc00,$Tbl2,$acc00 + lwz $acc11,`2048+96`($Tbl0) lbzx $acc01,$Tbl2,$acc01 lwz $acc12,`2048+128`($Tbl0) - lwz $acc13,`2048+160`($Tbl0) rlwinm $acc06,$s1,`32-16`,24,31 + lwz $acc13,`2048+160`($Tbl0) rlwinm $acc07,$s2,`32-16`,24,31 lwz $acc14,`2048+192`($Tbl0) - lwz $acc15,`2048+224`($Tbl0) rlwinm $acc08,$s2,`32-8`,24,31 + lwz $acc15,`2048+224`($Tbl0) rlwinm $acc09,$s3,`32-8`,24,31 lbzx $acc02,$Tbl2,$acc02 - lbzx $acc03,$Tbl2,$acc03 rlwinm $acc10,$s0,`32-8`,24,31 + lbzx $acc03,$Tbl2,$acc03 rlwinm $acc11,$s1,`32-8`,24,31 lbzx $acc04,$Tbl2,$acc04 - lbzx $acc05,$Tbl2,$acc05 rlwinm $acc12,$s1,`0`,24,31 + lbzx $acc05,$Tbl2,$acc05 rlwinm $acc13,$s2,`0`,24,31 lbzx $acc06,$Tbl2,$acc06 - lbzx $acc07,$Tbl2,$acc07 rlwinm $acc14,$s3,`0`,24,31 + lbzx $acc07,$Tbl2,$acc07 rlwinm $acc15,$s0,`0`,24,31 lbzx $acc08,$Tbl2,$acc08 - lbzx $acc09,$Tbl2,$acc09 rlwinm $s0,$acc00,24,0,7 + lbzx $acc09,$Tbl2,$acc09 rlwinm $s1,$acc01,24,0,7 lbzx $acc10,$Tbl2,$acc10 - lbzx $acc11,$Tbl2,$acc11 rlwinm $s2,$acc02,24,0,7 + lbzx $acc11,$Tbl2,$acc11 rlwinm $s3,$acc03,24,0,7 lbzx $acc12,$Tbl2,$acc12 - lbzx $acc13,$Tbl2,$acc13 rlwimi $s0,$acc04,16,8,15 + lbzx $acc13,$Tbl2,$acc13 rlwimi $s1,$acc05,16,8,15 lbzx $acc14,$Tbl2,$acc14 - lbzx $acc15,$Tbl2,$acc15 rlwimi $s2,$acc06,16,8,15 + lbzx $acc15,$Tbl2,$acc15 rlwimi $s3,$acc07,16,8,15 rlwimi $s0,$acc08,8,16,23 rlwimi $s1,$acc09,8,16,23 @@ -879,20 +1051,22 @@ Ldec_loop: xor $s2,$s2,$t2 xor $s3,$s3,$t3 blr + .long 0 + .byte 0,12,0x14,0,0,0,0,0 .align 4 Lppc_AES_decrypt_compact: lwz $acc00,240($key) - lwz $t0,0($key) - lwz $t1,4($key) - lwz $t2,8($key) - lwz $t3,12($key) addi $Tbl1,$Tbl0,2048 + lwz $t0,0($key) lis $mask80,0x8080 + lwz $t1,4($key) lis $mask1b,0x1b1b - addi $key,$key,16 + lwz $t2,8($key) ori $mask80,$mask80,0x8080 + lwz $t3,12($key) ori $mask1b,$mask1b,0x1b1b + addi $key,$key,16 ___ $code.=<<___ if ($SIZE_T==8); insrdi $mask80,$mask80,32,0 @@ -904,10 +1078,10 @@ $code.=<<___; Ldec_compact_loop: xor $s0,$s0,$t0 xor $s1,$s1,$t1 - xor $s2,$s2,$t2 - xor $s3,$s3,$t3 rlwinm $acc00,$s0,`32-24`,24,31 + xor $s2,$s2,$t2 rlwinm $acc01,$s1,`32-24`,24,31 + xor $s3,$s3,$t3 rlwinm $acc02,$s2,`32-24`,24,31 rlwinm $acc03,$s3,`32-24`,24,31 rlwinm $acc04,$s3,`32-16`,24,31 @@ -915,48 +1089,48 @@ Ldec_compact_loop: rlwinm $acc06,$s1,`32-16`,24,31 rlwinm $acc07,$s2,`32-16`,24,31 lbzx $acc00,$Tbl1,$acc00 - lbzx $acc01,$Tbl1,$acc01 rlwinm $acc08,$s2,`32-8`,24,31 + lbzx $acc01,$Tbl1,$acc01 rlwinm $acc09,$s3,`32-8`,24,31 lbzx $acc02,$Tbl1,$acc02 - lbzx $acc03,$Tbl1,$acc03 rlwinm $acc10,$s0,`32-8`,24,31 + lbzx $acc03,$Tbl1,$acc03 rlwinm $acc11,$s1,`32-8`,24,31 lbzx $acc04,$Tbl1,$acc04 - lbzx $acc05,$Tbl1,$acc05 rlwinm $acc12,$s1,`0`,24,31 + lbzx $acc05,$Tbl1,$acc05 rlwinm $acc13,$s2,`0`,24,31 lbzx $acc06,$Tbl1,$acc06 - lbzx $acc07,$Tbl1,$acc07 rlwinm $acc14,$s3,`0`,24,31 + lbzx $acc07,$Tbl1,$acc07 rlwinm $acc15,$s0,`0`,24,31 lbzx $acc08,$Tbl1,$acc08 - lbzx $acc09,$Tbl1,$acc09 rlwinm $s0,$acc00,24,0,7 + lbzx $acc09,$Tbl1,$acc09 rlwinm $s1,$acc01,24,0,7 lbzx $acc10,$Tbl1,$acc10 - lbzx $acc11,$Tbl1,$acc11 rlwinm $s2,$acc02,24,0,7 + lbzx $acc11,$Tbl1,$acc11 rlwinm $s3,$acc03,24,0,7 lbzx $acc12,$Tbl1,$acc12 - lbzx $acc13,$Tbl1,$acc13 rlwimi $s0,$acc04,16,8,15 + lbzx $acc13,$Tbl1,$acc13 rlwimi $s1,$acc05,16,8,15 lbzx $acc14,$Tbl1,$acc14 - lbzx $acc15,$Tbl1,$acc15 rlwimi $s2,$acc06,16,8,15 + lbzx $acc15,$Tbl1,$acc15 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 lwz $t0,0($key) - lwz $t1,4($key) or $s0,$s0,$acc12 + lwz $t1,4($key) or $s1,$s1,$acc13 lwz $t2,8($key) - lwz $t3,12($key) or $s2,$s2,$acc14 + lwz $t3,12($key) or $s3,$s3,$acc15 addi $key,$key,16 @@ -1030,12 +1204,12 @@ $code.=<<___ if ($SIZE_T==4); and $acc02,$s2,$mask80 and $acc03,$s3,$mask80 srwi $acc04,$acc00,7 # r1>>7 - srwi $acc05,$acc01,7 - srwi $acc06,$acc02,7 - srwi $acc07,$acc03,7 andc $acc08,$s0,$mask80 # r0&0x7f7f7f7f + srwi $acc05,$acc01,7 andc $acc09,$s1,$mask80 + srwi $acc06,$acc02,7 andc $acc10,$s2,$mask80 + srwi $acc07,$acc03,7 andc $acc11,$s3,$mask80 sub $acc00,$acc00,$acc04 # r1-(r1>>7) sub $acc01,$acc01,$acc05 @@ -1059,12 +1233,12 @@ $code.=<<___ if ($SIZE_T==4); and $acc06,$acc02,$mask80 and $acc07,$acc03,$mask80 srwi $acc08,$acc04,7 # r1>>7 - srwi $acc09,$acc05,7 - srwi $acc10,$acc06,7 - srwi $acc11,$acc07,7 andc $acc12,$acc00,$mask80 # r2&0x7f7f7f7f + srwi $acc09,$acc05,7 andc $acc13,$acc01,$mask80 + srwi $acc10,$acc06,7 andc $acc14,$acc02,$mask80 + srwi $acc11,$acc07,7 andc $acc15,$acc03,$mask80 sub $acc04,$acc04,$acc08 # r1-(r1>>7) sub $acc05,$acc05,$acc09 @@ -1085,13 +1259,13 @@ $code.=<<___ if ($SIZE_T==4); and $acc08,$acc04,$mask80 # r1=r4&0x80808080 and $acc09,$acc05,$mask80 - and $acc10,$acc06,$mask80 - and $acc11,$acc07,$mask80 srwi $acc12,$acc08,7 # r1>>7 + and $acc10,$acc06,$mask80 srwi $acc13,$acc09,7 + and $acc11,$acc07,$mask80 srwi $acc14,$acc10,7 - srwi $acc15,$acc11,7 sub $acc08,$acc08,$acc12 # r1-(r1>>7) + srwi $acc15,$acc11,7 sub $acc09,$acc09,$acc13 sub $acc10,$acc10,$acc14 sub $acc11,$acc11,$acc15 @@ -1124,10 +1298,10 @@ ___ $code.=<<___; rotrwi $s0,$s0,8 # = ROTATE(r0,8) rotrwi $s1,$s1,8 - rotrwi $s2,$s2,8 - rotrwi $s3,$s3,8 xor $s0,$s0,$acc00 # ^= r2^r0 + rotrwi $s2,$s2,8 xor $s1,$s1,$acc01 + rotrwi $s3,$s3,8 xor $s2,$s2,$acc02 xor $s3,$s3,$acc03 xor $acc00,$acc00,$acc08 @@ -1135,32 +1309,32 @@ $code.=<<___; xor $acc02,$acc02,$acc10 xor $acc03,$acc03,$acc11 xor $s0,$s0,$acc04 # ^= r4^r0 - xor $s1,$s1,$acc05 - xor $s2,$s2,$acc06 - xor $s3,$s3,$acc07 rotrwi $acc00,$acc00,24 + xor $s1,$s1,$acc05 rotrwi $acc01,$acc01,24 + xor $s2,$s2,$acc06 rotrwi $acc02,$acc02,24 + xor $s3,$s3,$acc07 rotrwi $acc03,$acc03,24 xor $acc04,$acc04,$acc08 xor $acc05,$acc05,$acc09 xor $acc06,$acc06,$acc10 xor $acc07,$acc07,$acc11 xor $s0,$s0,$acc08 # ^= r8 [^((r4^r0)^(r2^r0)=r4^r2)] - xor $s1,$s1,$acc09 - xor $s2,$s2,$acc10 - xor $s3,$s3,$acc11 rotrwi $acc04,$acc04,16 + xor $s1,$s1,$acc09 rotrwi $acc05,$acc05,16 + xor $s2,$s2,$acc10 rotrwi $acc06,$acc06,16 + xor $s3,$s3,$acc11 rotrwi $acc07,$acc07,16 xor $s0,$s0,$acc00 # ^= ROTATE(r8^r2^r0,24) - xor $s1,$s1,$acc01 - xor $s2,$s2,$acc02 - xor $s3,$s3,$acc03 rotrwi $acc08,$acc08,8 + xor $s1,$s1,$acc01 rotrwi $acc09,$acc09,8 + xor $s2,$s2,$acc02 rotrwi $acc10,$acc10,8 + xor $s3,$s3,$acc03 rotrwi $acc11,$acc11,8 xor $s0,$s0,$acc04 # ^= ROTATE(r8^r4^r0,16) xor $s1,$s1,$acc05 @@ -1179,7 +1353,9 @@ Ldec_compact_done: xor $s2,$s2,$t2 xor $s3,$s3,$t3 blr -.long 0 + .long 0 + .byte 0,12,0x14,0,0,0,0,0 + .asciz "AES for PPC, CRYPTOGAMS by <appro\@openssl.org>" .align 7 ___ |