diff options
Diffstat (limited to 'openssl/crypto/perlasm/sparcv9_modes.pl')
| -rwxr-xr-x | openssl/crypto/perlasm/sparcv9_modes.pl | 1686 |
1 files changed, 1686 insertions, 0 deletions
diff --git a/openssl/crypto/perlasm/sparcv9_modes.pl b/openssl/crypto/perlasm/sparcv9_modes.pl new file mode 100755 index 000000000..dc55b34e4 --- /dev/null +++ b/openssl/crypto/perlasm/sparcv9_modes.pl @@ -0,0 +1,1686 @@ +#!/usr/bin/env perl + +# Specific modes implementations for SPARC Architecture 2011. There +# is T4 dependency though, an ASI value that is not specified in the +# Architecture Manual. But as SPARC universe is rather monocultural, +# we imply that processor capable of executing crypto instructions +# can handle the ASI in question as well. This means that we ought to +# keep eyes open when new processors emerge... +# +# As for above mentioned ASI. It's so called "block initializing +# store" which cancels "read" in "read-update-write" on cache lines. +# This is "cooperative" optimization, as it reduces overall pressure +# on memory interface. Benefits can't be observed/quantified with +# usual benchmarks, on the contrary you can notice that single-thread +# performance for parallelizable modes is ~1.5% worse for largest +# block sizes [though few percent better for not so long ones]. All +# this based on suggestions from David Miller. + +sub asm_init { # to be called with @ARGV as argument + for (@_) { $::abibits=64 if (/\-m64/ || /\-xarch\=v9/); } + if ($::abibits==64) { $::bias=2047; $::frame=192; $::size_t_cc="%xcc"; } + else { $::bias=0; $::frame=112; $::size_t_cc="%icc"; } +} + +# unified interface +my ($inp,$out,$len,$key,$ivec)=map("%i$_",(0..5)); +# local variables +my ($ileft,$iright,$ooff,$omask,$ivoff,$blk_init)=map("%l$_",(0..7)); + +sub alg_cbc_encrypt_implement { +my ($alg,$bits) = @_; + +$::code.=<<___; +.globl ${alg}${bits}_t4_cbc_encrypt +.align 32 +${alg}${bits}_t4_cbc_encrypt: + save %sp, -$::frame, %sp + cmp $len, 0 + be,pn $::size_t_cc, .L${bits}_cbc_enc_abort + sub $inp, $out, $blk_init ! $inp!=$out +___ +$::code.=<<___ if (!$::evp); + andcc $ivec, 7, $ivoff + alignaddr $ivec, %g0, $ivec + + ldd [$ivec + 0], %f0 ! load ivec + bz,pt %icc, 1f + ldd [$ivec + 8], %f2 + ldd [$ivec + 16], %f4 + faligndata %f0, %f2, %f0 + faligndata %f2, %f4, %f2 +1: +___ +$::code.=<<___ if ($::evp); + ld [$ivec + 0], %f0 + ld [$ivec + 4], %f1 + ld [$ivec + 8], %f2 + ld [$ivec + 12], %f3 +___ +$::code.=<<___; + prefetch [$inp], 20 + prefetch [$inp + 63], 20 + call _${alg}${bits}_load_enckey + and $inp, 7, $ileft + andn $inp, 7, $inp + sll $ileft, 3, $ileft + mov 64, $iright + mov 0xff, $omask + sub $iright, $ileft, $iright + and $out, 7, $ooff + cmp $len, 127 + movrnz $ooff, 0, $blk_init ! if ( $out&7 || + movleu $::size_t_cc, 0, $blk_init ! $len<128 || + brnz,pn $blk_init, .L${bits}cbc_enc_blk ! $inp==$out) + srl $omask, $ooff, $omask + + alignaddrl $out, %g0, $out + srlx $len, 4, $len + prefetch [$out], 22 + +.L${bits}_cbc_enc_loop: + ldx [$inp + 0], %o0 + brz,pt $ileft, 4f + ldx [$inp + 8], %o1 + + ldx [$inp + 16], %o2 + sllx %o0, $ileft, %o0 + srlx %o1, $iright, %g1 + sllx %o1, $ileft, %o1 + or %g1, %o0, %o0 + srlx %o2, $iright, %o2 + or %o2, %o1, %o1 +4: + xor %g4, %o0, %o0 ! ^= rk[0] + xor %g5, %o1, %o1 + movxtod %o0, %f12 + movxtod %o1, %f14 + + fxor %f12, %f0, %f0 ! ^= ivec + fxor %f14, %f2, %f2 + prefetch [$out + 63], 22 + prefetch [$inp + 16+63], 20 + call _${alg}${bits}_encrypt_1x + add $inp, 16, $inp + + brnz,pn $ooff, 2f + sub $len, 1, $len + + std %f0, [$out + 0] + std %f2, [$out + 8] + brnz,pt $len, .L${bits}_cbc_enc_loop + add $out, 16, $out +___ +$::code.=<<___ if ($::evp); + st %f0, [$ivec + 0] + st %f1, [$ivec + 4] + st %f2, [$ivec + 8] + st %f3, [$ivec + 12] +___ +$::code.=<<___ if (!$::evp); + brnz,pn $ivoff, 3f + nop + + std %f0, [$ivec + 0] ! write out ivec + std %f2, [$ivec + 8] +___ +$::code.=<<___; +.L${bits}_cbc_enc_abort: + ret + restore + +.align 16 +2: ldxa [$inp]0x82, %o0 ! avoid read-after-write hazard + ! and ~3x deterioration + ! in inp==out case + faligndata %f0, %f0, %f4 ! handle unaligned output + faligndata %f0, %f2, %f6 + faligndata %f2, %f2, %f8 + + stda %f4, [$out + $omask]0xc0 ! partial store + std %f6, [$out + 8] + add $out, 16, $out + orn %g0, $omask, $omask + stda %f8, [$out + $omask]0xc0 ! partial store + + brnz,pt $len, .L${bits}_cbc_enc_loop+4 + orn %g0, $omask, $omask +___ +$::code.=<<___ if ($::evp); + st %f0, [$ivec + 0] + st %f1, [$ivec + 4] + st %f2, [$ivec + 8] + st %f3, [$ivec + 12] +___ +$::code.=<<___ if (!$::evp); + brnz,pn $ivoff, 3f + nop + + std %f0, [$ivec + 0] ! write out ivec + std %f2, [$ivec + 8] + ret + restore + +.align 16 +3: alignaddrl $ivec, $ivoff, %g0 ! handle unaligned ivec + mov 0xff, $omask + srl $omask, $ivoff, $omask + faligndata %f0, %f0, %f4 + faligndata %f0, %f2, %f6 + faligndata %f2, %f2, %f8 + stda %f4, [$ivec + $omask]0xc0 + std %f6, [$ivec + 8] + add $ivec, 16, $ivec + orn %g0, $omask, $omask + stda %f8, [$ivec + $omask]0xc0 +___ +$::code.=<<___; + ret + restore + +!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! +.align 32 +.L${bits}cbc_enc_blk: + add $out, $len, $blk_init + and $blk_init, 63, $blk_init ! tail + sub $len, $blk_init, $len + add $blk_init, 15, $blk_init ! round up to 16n + srlx $len, 4, $len + srl $blk_init, 4, $blk_init + +.L${bits}_cbc_enc_blk_loop: + ldx [$inp + 0], %o0 + brz,pt $ileft, 5f + ldx [$inp + 8], %o1 + + ldx [$inp + 16], %o2 + sllx %o0, $ileft, %o0 + srlx %o1, $iright, %g1 + sllx %o1, $ileft, %o1 + or %g1, %o0, %o0 + srlx %o2, $iright, %o2 + or %o2, %o1, %o1 +5: + xor %g4, %o0, %o0 ! ^= rk[0] + xor %g5, %o1, %o1 + movxtod %o0, %f12 + movxtod %o1, %f14 + + fxor %f12, %f0, %f0 ! ^= ivec + fxor %f14, %f2, %f2 + prefetch [$inp + 16+63], 20 + call _${alg}${bits}_encrypt_1x + add $inp, 16, $inp + sub $len, 1, $len + + stda %f0, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + add $out, 8, $out + stda %f2, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + brnz,pt $len, .L${bits}_cbc_enc_blk_loop + add $out, 8, $out + + membar #StoreLoad|#StoreStore + brnz,pt $blk_init, .L${bits}_cbc_enc_loop + mov $blk_init, $len +___ +$::code.=<<___ if ($::evp); + st %f0, [$ivec + 0] + st %f1, [$ivec + 4] + st %f2, [$ivec + 8] + st %f3, [$ivec + 12] +___ +$::code.=<<___ if (!$::evp); + brnz,pn $ivoff, 3b + nop + + std %f0, [$ivec + 0] ! write out ivec + std %f2, [$ivec + 8] +___ +$::code.=<<___; + ret + restore +.type ${alg}${bits}_t4_cbc_encrypt,#function +.size ${alg}${bits}_t4_cbc_encrypt,.-${alg}${bits}_t4_cbc_encrypt +___ +} + +sub alg_cbc_decrypt_implement { +my ($alg,$bits) = @_; + +$::code.=<<___; +.globl ${alg}${bits}_t4_cbc_decrypt +.align 32 +${alg}${bits}_t4_cbc_decrypt: + save %sp, -$::frame, %sp + cmp $len, 0 + be,pn $::size_t_cc, .L${bits}_cbc_dec_abort + sub $inp, $out, $blk_init ! $inp!=$out +___ +$::code.=<<___ if (!$::evp); + andcc $ivec, 7, $ivoff + alignaddr $ivec, %g0, $ivec + + ldd [$ivec + 0], %f12 ! load ivec + bz,pt %icc, 1f + ldd [$ivec + 8], %f14 + ldd [$ivec + 16], %f0 + faligndata %f12, %f14, %f12 + faligndata %f14, %f0, %f14 +1: +___ +$::code.=<<___ if ($::evp); + ld [$ivec + 0], %f12 ! load ivec + ld [$ivec + 4], %f13 + ld [$ivec + 8], %f14 + ld [$ivec + 12], %f15 +___ +$::code.=<<___; + prefetch [$inp], 20 + prefetch [$inp + 63], 20 + call _${alg}${bits}_load_deckey + and $inp, 7, $ileft + andn $inp, 7, $inp + sll $ileft, 3, $ileft + mov 64, $iright + mov 0xff, $omask + sub $iright, $ileft, $iright + and $out, 7, $ooff + cmp $len, 255 + movrnz $ooff, 0, $blk_init ! if ( $out&7 || + movleu $::size_t_cc, 0, $blk_init ! $len<256 || + brnz,pn $blk_init, .L${bits}cbc_dec_blk ! $inp==$out) + srl $omask, $ooff, $omask + + andcc $len, 16, %g0 ! is number of blocks even? + srlx $len, 4, $len + alignaddrl $out, %g0, $out + bz %icc, .L${bits}_cbc_dec_loop2x + prefetch [$out], 22 +.L${bits}_cbc_dec_loop: + ldx [$inp + 0], %o0 + brz,pt $ileft, 4f + ldx [$inp + 8], %o1 + + ldx [$inp + 16], %o2 + sllx %o0, $ileft, %o0 + srlx %o1, $iright, %g1 + sllx %o1, $ileft, %o1 + or %g1, %o0, %o0 + srlx %o2, $iright, %o2 + or %o2, %o1, %o1 +4: + xor %g4, %o0, %o2 ! ^= rk[0] + xor %g5, %o1, %o3 + movxtod %o2, %f0 + movxtod %o3, %f2 + + prefetch [$out + 63], 22 + prefetch [$inp + 16+63], 20 + call _${alg}${bits}_decrypt_1x + add $inp, 16, $inp + + fxor %f12, %f0, %f0 ! ^= ivec + fxor %f14, %f2, %f2 + movxtod %o0, %f12 + movxtod %o1, %f14 + + brnz,pn $ooff, 2f + sub $len, 1, $len + + std %f0, [$out + 0] + std %f2, [$out + 8] + brnz,pt $len, .L${bits}_cbc_dec_loop2x + add $out, 16, $out +___ +$::code.=<<___ if ($::evp); + st %f12, [$ivec + 0] + st %f13, [$ivec + 4] + st %f14, [$ivec + 8] + st %f15, [$ivec + 12] +___ +$::code.=<<___ if (!$::evp); + brnz,pn $ivoff, .L${bits}_cbc_dec_unaligned_ivec + nop + + std %f12, [$ivec + 0] ! write out ivec + std %f14, [$ivec + 8] +___ +$::code.=<<___; +.L${bits}_cbc_dec_abort: + ret + restore + +.align 16 +2: ldxa [$inp]0x82, %o0 ! avoid read-after-write hazard + ! and ~3x deterioration + ! in inp==out case + faligndata %f0, %f0, %f4 ! handle unaligned output + faligndata %f0, %f2, %f6 + faligndata %f2, %f2, %f8 + + stda %f4, [$out + $omask]0xc0 ! partial store + std %f6, [$out + 8] + add $out, 16, $out + orn %g0, $omask, $omask + stda %f8, [$out + $omask]0xc0 ! partial store + + brnz,pt $len, .L${bits}_cbc_dec_loop2x+4 + orn %g0, $omask, $omask +___ +$::code.=<<___ if ($::evp); + st %f12, [$ivec + 0] + st %f13, [$ivec + 4] + st %f14, [$ivec + 8] + st %f15, [$ivec + 12] +___ +$::code.=<<___ if (!$::evp); + brnz,pn $ivoff, .L${bits}_cbc_dec_unaligned_ivec + nop + + std %f12, [$ivec + 0] ! write out ivec + std %f14, [$ivec + 8] +___ +$::code.=<<___; + ret + restore + +!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! +.align 32 +.L${bits}_cbc_dec_loop2x: + ldx [$inp + 0], %o0 + ldx [$inp + 8], %o1 + ldx [$inp + 16], %o2 + brz,pt $ileft, 4f + ldx [$inp + 24], %o3 + + ldx [$inp + 32], %o4 + sllx %o0, $ileft, %o0 + srlx %o1, $iright, %g1 + or %g1, %o0, %o0 + sllx %o1, $ileft, %o1 + srlx %o2, $iright, %g1 + or %g1, %o1, %o1 + sllx %o2, $ileft, %o2 + srlx %o3, $iright, %g1 + or %g1, %o2, %o2 + sllx %o3, $ileft, %o3 + srlx %o4, $iright, %o4 + or %o4, %o3, %o3 +4: + xor %g4, %o0, %o4 ! ^= rk[0] + xor %g5, %o1, %o5 + movxtod %o4, %f0 + movxtod %o5, %f2 + xor %g4, %o2, %o4 + xor %g5, %o3, %o5 + movxtod %o4, %f4 + movxtod %o5, %f6 + + prefetch [$out + 63], 22 + prefetch [$inp + 32+63], 20 + call _${alg}${bits}_decrypt_2x + add $inp, 32, $inp + + movxtod %o0, %f8 + movxtod %o1, %f10 + fxor %f12, %f0, %f0 ! ^= ivec + fxor %f14, %f2, %f2 + movxtod %o2, %f12 + movxtod %o3, %f14 + fxor %f8, %f4, %f4 + fxor %f10, %f6, %f6 + + brnz,pn $ooff, 2f + sub $len, 2, $len + + std %f0, [$out + 0] + std %f2, [$out + 8] + std %f4, [$out + 16] + std %f6, [$out + 24] + brnz,pt $len, .L${bits}_cbc_dec_loop2x + add $out, 32, $out +___ +$::code.=<<___ if ($::evp); + st %f12, [$ivec + 0] + st %f13, [$ivec + 4] + st %f14, [$ivec + 8] + st %f15, [$ivec + 12] +___ +$::code.=<<___ if (!$::evp); + brnz,pn $ivoff, .L${bits}_cbc_dec_unaligned_ivec + nop + + std %f12, [$ivec + 0] ! write out ivec + std %f14, [$ivec + 8] +___ +$::code.=<<___; + ret + restore + +.align 16 +2: ldxa [$inp]0x82, %o0 ! avoid read-after-write hazard + ! and ~3x deterioration + ! in inp==out case + faligndata %f0, %f0, %f8 ! handle unaligned output + faligndata %f0, %f2, %f0 + faligndata %f2, %f4, %f2 + faligndata %f4, %f6, %f4 + faligndata %f6, %f6, %f6 + stda %f8, [$out + $omask]0xc0 ! partial store + std %f0, [$out + 8] + std %f2, [$out + 16] + std %f4, [$out + 24] + add $out, 32, $out + orn %g0, $omask, $omask + stda %f6, [$out + $omask]0xc0 ! partial store + + brnz,pt $len, .L${bits}_cbc_dec_loop2x+4 + orn %g0, $omask, $omask +___ +$::code.=<<___ if ($::evp); + st %f12, [$ivec + 0] + st %f13, [$ivec + 4] + st %f14, [$ivec + 8] + st %f15, [$ivec + 12] +___ +$::code.=<<___ if (!$::evp); + brnz,pn $ivoff, .L${bits}_cbc_dec_unaligned_ivec + nop + + std %f12, [$ivec + 0] ! write out ivec + std %f14, [$ivec + 8] + ret + restore + +.align 16 +.L${bits}_cbc_dec_unaligned_ivec: + alignaddrl $ivec, $ivoff, %g0 ! handle unaligned ivec + mov 0xff, $omask + srl $omask, $ivoff, $omask + faligndata %f12, %f12, %f0 + faligndata %f12, %f14, %f2 + faligndata %f14, %f14, %f4 + stda %f0, [$ivec + $omask]0xc0 + std %f2, [$ivec + 8] + add $ivec, 16, $ivec + orn %g0, $omask, $omask + stda %f4, [$ivec + $omask]0xc0 +___ +$::code.=<<___; + ret + restore + +!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! +.align 32 +.L${bits}cbc_dec_blk: + add $out, $len, $blk_init + and $blk_init, 63, $blk_init ! tail + sub $len, $blk_init, $len + add $blk_init, 15, $blk_init ! round up to 16n + srlx $len, 4, $len + srl $blk_init, 4, $blk_init + sub $len, 1, $len + add $blk_init, 1, $blk_init + +.L${bits}_cbc_dec_blk_loop2x: + ldx [$inp + 0], %o0 + ldx [$inp + 8], %o1 + ldx [$inp + 16], %o2 + brz,pt $ileft, 5f + ldx [$inp + 24], %o3 + + ldx [$inp + 32], %o4 + sllx %o0, $ileft, %o0 + srlx %o1, $iright, %g1 + or %g1, %o0, %o0 + sllx %o1, $ileft, %o1 + srlx %o2, $iright, %g1 + or %g1, %o1, %o1 + sllx %o2, $ileft, %o2 + srlx %o3, $iright, %g1 + or %g1, %o2, %o2 + sllx %o3, $ileft, %o3 + srlx %o4, $iright, %o4 + or %o4, %o3, %o3 +5: + xor %g4, %o0, %o4 ! ^= rk[0] + xor %g5, %o1, %o5 + movxtod %o4, %f0 + movxtod %o5, %f2 + xor %g4, %o2, %o4 + xor %g5, %o3, %o5 + movxtod %o4, %f4 + movxtod %o5, %f6 + + prefetch [$inp + 32+63], 20 + call _${alg}${bits}_decrypt_2x + add $inp, 32, $inp + subcc $len, 2, $len + + movxtod %o0, %f8 + movxtod %o1, %f10 + fxor %f12, %f0, %f0 ! ^= ivec + fxor %f14, %f2, %f2 + movxtod %o2, %f12 + movxtod %o3, %f14 + fxor %f8, %f4, %f4 + fxor %f10, %f6, %f6 + + stda %f0, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + add $out, 8, $out + stda %f2, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + add $out, 8, $out + stda %f4, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + add $out, 8, $out + stda %f6, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + bgu,pt $::size_t_cc, .L${bits}_cbc_dec_blk_loop2x + add $out, 8, $out + + add $blk_init, $len, $len + andcc $len, 1, %g0 ! is number of blocks even? + membar #StoreLoad|#StoreStore + bnz,pt %icc, .L${bits}_cbc_dec_loop + srl $len, 0, $len + brnz,pn $len, .L${bits}_cbc_dec_loop2x + nop +___ +$::code.=<<___ if ($::evp); + st %f12, [$ivec + 0] ! write out ivec + st %f13, [$ivec + 4] + st %f14, [$ivec + 8] + st %f15, [$ivec + 12] +___ +$::code.=<<___ if (!$::evp); + brnz,pn $ivoff, 3b + nop + + std %f12, [$ivec + 0] ! write out ivec + std %f14, [$ivec + 8] +___ +$::code.=<<___; + ret + restore +.type ${alg}${bits}_t4_cbc_decrypt,#function +.size ${alg}${bits}_t4_cbc_decrypt,.-${alg}${bits}_t4_cbc_decrypt +___ +} + +sub alg_ctr32_implement { +my ($alg,$bits) = @_; + +$::code.=<<___; +.globl ${alg}${bits}_t4_ctr32_encrypt +.align 32 +${alg}${bits}_t4_ctr32_encrypt: + save %sp, -$::frame, %sp + + prefetch [$inp], 20 + prefetch [$inp + 63], 20 + call _${alg}${bits}_load_enckey + sllx $len, 4, $len + + ld [$ivec + 0], %l4 ! counter + ld [$ivec + 4], %l5 + ld [$ivec + 8], %l6 + ld [$ivec + 12], %l7 + + sllx %l4, 32, %o5 + or %l5, %o5, %o5 + sllx %l6, 32, %g1 + xor %o5, %g4, %g4 ! ^= rk[0] + xor %g1, %g5, %g5 + movxtod %g4, %f14 ! most significant 64 bits + + sub $inp, $out, $blk_init ! $inp!=$out + and $inp, 7, $ileft + andn $inp, 7, $inp + sll $ileft, 3, $ileft + mov 64, $iright + mov 0xff, $omask + sub $iright, $ileft, $iright + and $out, 7, $ooff + cmp $len, 255 + movrnz $ooff, 0, $blk_init ! if ( $out&7 || + movleu $::size_t_cc, 0, $blk_init ! $len<256 || + brnz,pn $blk_init, .L${bits}_ctr32_blk ! $inp==$out) + srl $omask, $ooff, $omask + + andcc $len, 16, %g0 ! is number of blocks even? + alignaddrl $out, %g0, $out + bz %icc, .L${bits}_ctr32_loop2x + srlx $len, 4, $len +.L${bits}_ctr32_loop: + ldx [$inp + 0], %o0 + brz,pt $ileft, 4f + ldx [$inp + 8], %o1 + + ldx [$inp + 16], %o2 + sllx %o0, $ileft, %o0 + srlx %o1, $iright, %g1 + sllx %o1, $ileft, %o1 + or %g1, %o0, %o0 + srlx %o2, $iright, %o2 + or %o2, %o1, %o1 +4: + xor %g5, %l7, %g1 ! ^= rk[0] + add %l7, 1, %l7 + movxtod %g1, %f2 + srl %l7, 0, %l7 ! clruw + prefetch [$out + 63], 22 + prefetch [$inp + 16+63], 20 +___ +$::code.=<<___ if ($alg eq "aes"); + aes_eround01 %f16, %f14, %f2, %f4 + aes_eround23 %f18, %f14, %f2, %f2 +___ +$::code.=<<___ if ($alg eq "cmll"); + camellia_f %f16, %f2, %f14, %f2 + camellia_f %f18, %f14, %f2, %f0 +___ +$::code.=<<___; + call _${alg}${bits}_encrypt_1x+8 + add $inp, 16, $inp + + movxtod %o0, %f10 + movxtod %o1, %f12 + fxor %f10, %f0, %f0 ! ^= inp + fxor %f12, %f2, %f2 + + brnz,pn $ooff, 2f + sub $len, 1, $len + + std %f0, [$out + 0] + std %f2, [$out + 8] + brnz,pt $len, .L${bits}_ctr32_loop2x + add $out, 16, $out + + ret + restore + +.align 16 +2: ldxa [$inp]0x82, %o0 ! avoid read-after-write hazard + ! and ~3x deterioration + ! in inp==out case + faligndata %f0, %f0, %f4 ! handle unaligned output + faligndata %f0, %f2, %f6 + faligndata %f2, %f2, %f8 + stda %f4, [$out + $omask]0xc0 ! partial store + std %f6, [$out + 8] + add $out, 16, $out + orn %g0, $omask, $omask + stda %f8, [$out + $omask]0xc0 ! partial store + + brnz,pt $len, .L${bits}_ctr32_loop2x+4 + orn %g0, $omask, $omask + + ret + restore + +!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! +.align 32 +.L${bits}_ctr32_loop2x: + ldx [$inp + 0], %o0 + ldx [$inp + 8], %o1 + ldx [$inp + 16], %o2 + brz,pt $ileft, 4f + ldx [$inp + 24], %o3 + + ldx [$inp + 32], %o4 + sllx %o0, $ileft, %o0 + srlx %o1, $iright, %g1 + or %g1, %o0, %o0 + sllx %o1, $ileft, %o1 + srlx %o2, $iright, %g1 + or %g1, %o1, %o1 + sllx %o2, $ileft, %o2 + srlx %o3, $iright, %g1 + or %g1, %o2, %o2 + sllx %o3, $ileft, %o3 + srlx %o4, $iright, %o4 + or %o4, %o3, %o3 +4: + xor %g5, %l7, %g1 ! ^= rk[0] + add %l7, 1, %l7 + movxtod %g1, %f2 + srl %l7, 0, %l7 ! clruw + xor %g5, %l7, %g1 + add %l7, 1, %l7 + movxtod %g1, %f6 + srl %l7, 0, %l7 ! clruw + prefetch [$out + 63], 22 + prefetch [$inp + 32+63], 20 +___ +$::code.=<<___ if ($alg eq "aes"); + aes_eround01 %f16, %f14, %f2, %f8 + aes_eround23 %f18, %f14, %f2, %f2 + aes_eround01 %f16, %f14, %f6, %f10 + aes_eround23 %f18, %f14, %f6, %f6 +___ +$::code.=<<___ if ($alg eq "cmll"); + camellia_f %f16, %f2, %f14, %f2 + camellia_f %f16, %f6, %f14, %f6 + camellia_f %f18, %f14, %f2, %f0 + camellia_f %f18, %f14, %f6, %f4 +___ +$::code.=<<___; + call _${alg}${bits}_encrypt_2x+16 + add $inp, 32, $inp + + movxtod %o0, %f8 + movxtod %o1, %f10 + movxtod %o2, %f12 + fxor %f8, %f0, %f0 ! ^= inp + movxtod %o3, %f8 + fxor %f10, %f2, %f2 + fxor %f12, %f4, %f4 + fxor %f8, %f6, %f6 + + brnz,pn $ooff, 2f + sub $len, 2, $len + + std %f0, [$out + 0] + std %f2, [$out + 8] + std %f4, [$out + 16] + std %f6, [$out + 24] + brnz,pt $len, .L${bits}_ctr32_loop2x + add $out, 32, $out + + ret + restore + +.align 16 +2: ldxa [$inp]0x82, %o0 ! avoid read-after-write hazard + ! and ~3x deterioration + ! in inp==out case + faligndata %f0, %f0, %f8 ! handle unaligned output + faligndata %f0, %f2, %f0 + faligndata %f2, %f4, %f2 + faligndata %f4, %f6, %f4 + faligndata %f6, %f6, %f6 + + stda %f8, [$out + $omask]0xc0 ! partial store + std %f0, [$out + 8] + std %f2, [$out + 16] + std %f4, [$out + 24] + add $out, 32, $out + orn %g0, $omask, $omask + stda %f6, [$out + $omask]0xc0 ! partial store + + brnz,pt $len, .L${bits}_ctr32_loop2x+4 + orn %g0, $omask, $omask + + ret + restore + +!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! +.align 32 +.L${bits}_ctr32_blk: + add $out, $len, $blk_init + and $blk_init, 63, $blk_init ! tail + sub $len, $blk_init, $len + add $blk_init, 15, $blk_init ! round up to 16n + srlx $len, 4, $len + srl $blk_init, 4, $blk_init + sub $len, 1, $len + add $blk_init, 1, $blk_init + +.L${bits}_ctr32_blk_loop2x: + ldx [$inp + 0], %o0 + ldx [$inp + 8], %o1 + ldx [$inp + 16], %o2 + brz,pt $ileft, 5f + ldx [$inp + 24], %o3 + + ldx [$inp + 32], %o4 + sllx %o0, $ileft, %o0 + srlx %o1, $iright, %g1 + or %g1, %o0, %o0 + sllx %o1, $ileft, %o1 + srlx %o2, $iright, %g1 + or %g1, %o1, %o1 + sllx %o2, $ileft, %o2 + srlx %o3, $iright, %g1 + or %g1, %o2, %o2 + sllx %o3, $ileft, %o3 + srlx %o4, $iright, %o4 + or %o4, %o3, %o3 +5: + xor %g5, %l7, %g1 ! ^= rk[0] + add %l7, 1, %l7 + movxtod %g1, %f2 + srl %l7, 0, %l7 ! clruw + xor %g5, %l7, %g1 + add %l7, 1, %l7 + movxtod %g1, %f6 + srl %l7, 0, %l7 ! clruw + prefetch [$inp + 32+63], 20 +___ +$::code.=<<___ if ($alg eq "aes"); + aes_eround01 %f16, %f14, %f2, %f8 + aes_eround23 %f18, %f14, %f2, %f2 + aes_eround01 %f16, %f14, %f6, %f10 + aes_eround23 %f18, %f14, %f6, %f6 +___ +$::code.=<<___ if ($alg eq "cmll"); + camellia_f %f16, %f2, %f14, %f2 + camellia_f %f16, %f6, %f14, %f6 + camellia_f %f18, %f14, %f2, %f0 + camellia_f %f18, %f14, %f6, %f4 +___ +$::code.=<<___; + call _${alg}${bits}_encrypt_2x+16 + add $inp, 32, $inp + subcc $len, 2, $len + + movxtod %o0, %f8 + movxtod %o1, %f10 + movxtod %o2, %f12 + fxor %f8, %f0, %f0 ! ^= inp + movxtod %o3, %f8 + fxor %f10, %f2, %f2 + fxor %f12, %f4, %f4 + fxor %f8, %f6, %f6 + + stda %f0, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + add $out, 8, $out + stda %f2, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + add $out, 8, $out + stda %f4, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + add $out, 8, $out + stda %f6, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + bgu,pt $::size_t_cc, .L${bits}_ctr32_blk_loop2x + add $out, 8, $out + + add $blk_init, $len, $len + andcc $len, 1, %g0 ! is number of blocks even? + membar #StoreLoad|#StoreStore + bnz,pt %icc, .L${bits}_ctr32_loop + srl $len, 0, $len + brnz,pn $len, .L${bits}_ctr32_loop2x + nop + + ret + restore +.type ${alg}${bits}_t4_ctr32_encrypt,#function +.size ${alg}${bits}_t4_ctr32_encrypt,.-${alg}${bits}_t4_ctr32_encrypt +___ +} + +sub alg_xts_implement { +my ($alg,$bits,$dir) = @_; +my ($inp,$out,$len,$key1,$key2,$ivec)=map("%i$_",(0..5)); +my $rem=$ivec; + +$::code.=<<___; +.globl ${alg}${bits}_t4_xts_${dir}crypt +.align 32 +${alg}${bits}_t4_xts_${dir}crypt: + save %sp, -$::frame-16, %sp + + mov $ivec, %o0 + add %fp, $::bias-16, %o1 + call ${alg}_t4_encrypt + mov $key2, %o2 + + add %fp, $::bias-16, %l7 + ldxa [%l7]0x88, %g2 + add %fp, $::bias-8, %l7 + ldxa [%l7]0x88, %g3 ! %g3:%g2 is tweak + + sethi %hi(0x76543210), %l7 + or %l7, %lo(0x76543210), %l7 + bmask %l7, %g0, %g0 ! byte swap mask + + prefetch [$inp], 20 + prefetch [$inp + 63], 20 + call _${alg}${bits}_load_${dir}ckey + and $len, 15, $rem + and $len, -16, $len +___ +$code.=<<___ if ($dir eq "de"); + mov 0, %l7 + movrnz $rem, 16, %l7 + sub $len, %l7, $len +___ +$code.=<<___; + + sub $inp, $out, $blk_init ! $inp!=$out + and $inp, 7, $ileft + andn $inp, 7, $inp + sll $ileft, 3, $ileft + mov 64, $iright + mov 0xff, $omask + sub $iright, $ileft, $iright + and $out, 7, $ooff + cmp $len, 255 + movrnz $ooff, 0, $blk_init ! if ( $out&7 || + movleu $::size_t_cc, 0, $blk_init ! $len<256 || + brnz,pn $blk_init, .L${bits}_xts_${dir}blk ! $inp==$out) + srl $omask, $ooff, $omask + + andcc $len, 16, %g0 ! is number of blocks even? +___ +$code.=<<___ if ($dir eq "de"); + brz,pn $len, .L${bits}_xts_${dir}steal +___ +$code.=<<___; + alignaddrl $out, %g0, $out + bz %icc, .L${bits}_xts_${dir}loop2x + srlx $len, 4, $len +.L${bits}_xts_${dir}loop: + ldx [$inp + 0], %o0 + brz,pt $ileft, 4f + ldx [$inp + 8], %o1 + + ldx [$inp + 16], %o2 + sllx %o0, $ileft, %o0 + srlx %o1, $iright, %g1 + sllx %o1, $ileft, %o1 + or %g1, %o0, %o0 + srlx %o2, $iright, %o2 + or %o2, %o1, %o1 +4: + movxtod %g2, %f12 + movxtod %g3, %f14 + bshuffle %f12, %f12, %f12 + bshuffle %f14, %f14, %f14 + + xor %g4, %o0, %o0 ! ^= rk[0] + xor %g5, %o1, %o1 + movxtod %o0, %f0 + movxtod %o1, %f2 + + fxor %f12, %f0, %f0 ! ^= tweak[0] + fxor %f14, %f2, %f2 + + prefetch [$out + 63], 22 + prefetch [$inp + 16+63], 20 + call _${alg}${bits}_${dir}crypt_1x + add $inp, 16, $inp + + fxor %f12, %f0, %f0 ! ^= tweak[0] + fxor %f14, %f2, %f2 + + srax %g3, 63, %l7 ! next tweak value + addcc %g2, %g2, %g2 + and %l7, 0x87, %l7 + addxc %g3, %g3, %g3 + xor %l7, %g2, %g2 + + brnz,pn $ooff, 2f + sub $len, 1, $len + + std %f0, [$out + 0] + std %f2, [$out + 8] + brnz,pt $len, .L${bits}_xts_${dir}loop2x + add $out, 16, $out + + brnz,pn $rem, .L${bits}_xts_${dir}steal + nop + + ret + restore + +.align 16 +2: ldxa [$inp]0x82, %o0 ! avoid read-after-write hazard + ! and ~3x deterioration + ! in inp==out case + faligndata %f0, %f0, %f4 ! handle unaligned output + faligndata %f0, %f2, %f6 + faligndata %f2, %f2, %f8 + stda %f4, [$out + $omask]0xc0 ! partial store + std %f6, [$out + 8] + add $out, 16, $out + orn %g0, $omask, $omask + stda %f8, [$out + $omask]0xc0 ! partial store + + brnz,pt $len, .L${bits}_xts_${dir}loop2x+4 + orn %g0, $omask, $omask + + brnz,pn $rem, .L${bits}_xts_${dir}steal + nop + + ret + restore + +!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! +.align 32 +.L${bits}_xts_${dir}loop2x: + ldx [$inp + 0], %o0 + ldx [$inp + 8], %o1 + ldx [$inp + 16], %o2 + brz,pt $ileft, 4f + ldx [$inp + 24], %o3 + + ldx [$inp + 32], %o4 + sllx %o0, $ileft, %o0 + srlx %o1, $iright, %g1 + or %g1, %o0, %o0 + sllx %o1, $ileft, %o1 + srlx %o2, $iright, %g1 + or %g1, %o1, %o1 + sllx %o2, $ileft, %o2 + srlx %o3, $iright, %g1 + or %g1, %o2, %o2 + sllx %o3, $ileft, %o3 + srlx %o4, $iright, %o4 + or %o4, %o3, %o3 +4: + movxtod %g2, %f12 + movxtod %g3, %f14 + bshuffle %f12, %f12, %f12 + bshuffle %f14, %f14, %f14 + + srax %g3, 63, %l7 ! next tweak value + addcc %g2, %g2, %g2 + and %l7, 0x87, %l7 + addxc %g3, %g3, %g3 + xor %l7, %g2, %g2 + + movxtod %g2, %f8 + movxtod %g3, %f10 + bshuffle %f8, %f8, %f8 + bshuffle %f10, %f10, %f10 + + xor %g4, %o0, %o0 ! ^= rk[0] + xor %g5, %o1, %o1 + xor %g4, %o2, %o2 ! ^= rk[0] + xor %g5, %o3, %o3 + movxtod %o0, %f0 + movxtod %o1, %f2 + movxtod %o2, %f4 + movxtod %o3, %f6 + + fxor %f12, %f0, %f0 ! ^= tweak[0] + fxor %f14, %f2, %f2 + fxor %f8, %f4, %f4 ! ^= tweak[0] + fxor %f10, %f6, %f6 + + prefetch [$out + 63], 22 + prefetch [$inp + 32+63], 20 + call _${alg}${bits}_${dir}crypt_2x + add $inp, 32, $inp + + movxtod %g2, %f8 + movxtod %g3, %f10 + + srax %g3, 63, %l7 ! next tweak value + addcc %g2, %g2, %g2 + and %l7, 0x87, %l7 + addxc %g3, %g3, %g3 + xor %l7, %g2, %g2 + + bshuffle %f8, %f8, %f8 + bshuffle %f10, %f10, %f10 + + fxor %f12, %f0, %f0 ! ^= tweak[0] + fxor %f14, %f2, %f2 + fxor %f8, %f4, %f4 + fxor %f10, %f6, %f6 + + brnz,pn $ooff, 2f + sub $len, 2, $len + + std %f0, [$out + 0] + std %f2, [$out + 8] + std %f4, [$out + 16] + std %f6, [$out + 24] + brnz,pt $len, .L${bits}_xts_${dir}loop2x + add $out, 32, $out + + fsrc2 %f4, %f0 + fsrc2 %f6, %f2 + brnz,pn $rem, .L${bits}_xts_${dir}steal + nop + + ret + restore + +.align 16 +2: ldxa [$inp]0x82, %o0 ! avoid read-after-write hazard + ! and ~3x deterioration + ! in inp==out case + faligndata %f0, %f0, %f8 ! handle unaligned output + faligndata %f0, %f2, %f10 + faligndata %f2, %f4, %f12 + faligndata %f4, %f6, %f14 + faligndata %f6, %f6, %f0 + + stda %f8, [$out + $omask]0xc0 ! partial store + std %f10, [$out + 8] + std %f12, [$out + 16] + std %f14, [$out + 24] + add $out, 32, $out + orn %g0, $omask, $omask + stda %f0, [$out + $omask]0xc0 ! partial store + + brnz,pt $len, .L${bits}_xts_${dir}loop2x+4 + orn %g0, $omask, $omask + + fsrc2 %f4, %f0 + fsrc2 %f6, %f2 + brnz,pn $rem, .L${bits}_xts_${dir}steal + nop + + ret + restore + +!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! +.align 32 +.L${bits}_xts_${dir}blk: + add $out, $len, $blk_init + and $blk_init, 63, $blk_init ! tail + sub $len, $blk_init, $len + add $blk_init, 15, $blk_init ! round up to 16n + srlx $len, 4, $len + srl $blk_init, 4, $blk_init + sub $len, 1, $len + add $blk_init, 1, $blk_init + +.L${bits}_xts_${dir}blk2x: + ldx [$inp + 0], %o0 + ldx [$inp + 8], %o1 + ldx [$inp + 16], %o2 + brz,pt $ileft, 5f + ldx [$inp + 24], %o3 + + ldx [$inp + 32], %o4 + sllx %o0, $ileft, %o0 + srlx %o1, $iright, %g1 + or %g1, %o0, %o0 + sllx %o1, $ileft, %o1 + srlx %o2, $iright, %g1 + or %g1, %o1, %o1 + sllx %o2, $ileft, %o2 + srlx %o3, $iright, %g1 + or %g1, %o2, %o2 + sllx %o3, $ileft, %o3 + srlx %o4, $iright, %o4 + or %o4, %o3, %o3 +5: + movxtod %g2, %f12 + movxtod %g3, %f14 + bshuffle %f12, %f12, %f12 + bshuffle %f14, %f14, %f14 + + srax %g3, 63, %l7 ! next tweak value + addcc %g2, %g2, %g2 + and %l7, 0x87, %l7 + addxc %g3, %g3, %g3 + xor %l7, %g2, %g2 + + movxtod %g2, %f8 + movxtod %g3, %f10 + bshuffle %f8, %f8, %f8 + bshuffle %f10, %f10, %f10 + + xor %g4, %o0, %o0 ! ^= rk[0] + xor %g5, %o1, %o1 + xor %g4, %o2, %o2 ! ^= rk[0] + xor %g5, %o3, %o3 + movxtod %o0, %f0 + movxtod %o1, %f2 + movxtod %o2, %f4 + movxtod %o3, %f6 + + fxor %f12, %f0, %f0 ! ^= tweak[0] + fxor %f14, %f2, %f2 + fxor %f8, %f4, %f4 ! ^= tweak[0] + fxor %f10, %f6, %f6 + + prefetch [$inp + 32+63], 20 + call _${alg}${bits}_${dir}crypt_2x + add $inp, 32, $inp + + movxtod %g2, %f8 + movxtod %g3, %f10 + + srax %g3, 63, %l7 ! next tweak value + addcc %g2, %g2, %g2 + and %l7, 0x87, %l7 + addxc %g3, %g3, %g3 + xor %l7, %g2, %g2 + + bshuffle %f8, %f8, %f8 + bshuffle %f10, %f10, %f10 + + fxor %f12, %f0, %f0 ! ^= tweak[0] + fxor %f14, %f2, %f2 + fxor %f8, %f4, %f4 + fxor %f10, %f6, %f6 + + stda %f0, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + add $out, 8, $out + stda %f2, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + add $out, 8, $out + stda %f4, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + add $out, 8, $out + stda %f6, [$out]0xe2 ! ASI_BLK_INIT, T4-specific + bgu,pt $::size_t_cc, .L${bits}_xts_${dir}blk2x + add $out, 8, $out + + add $blk_init, $len, $len + andcc $len, 1, %g0 ! is number of blocks even? + membar #StoreLoad|#StoreStore + bnz,pt %icc, .L${bits}_xts_${dir}loop + srl $len, 0, $len + brnz,pn $len, .L${bits}_xts_${dir}loop2x + nop + + fsrc2 %f4, %f0 + fsrc2 %f6, %f2 + brnz,pn $rem, .L${bits}_xts_${dir}steal + nop + + ret + restore +!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! +___ +$code.=<<___ if ($dir eq "en"); +.align 32 +.L${bits}_xts_${dir}steal: + std %f0, [%fp + $::bias-16] ! copy of output + std %f2, [%fp + $::bias-8] + + srl $ileft, 3, $ileft + add %fp, $::bias-16, %l7 + add $inp, $ileft, $inp ! original $inp+$len&-15 + add $out, $ooff, $out ! original $out+$len&-15 + mov 0, $ileft + nop ! align + +.L${bits}_xts_${dir}stealing: + ldub [$inp + $ileft], %o0 + ldub [%l7 + $ileft], %o1 + dec $rem + stb %o0, [%l7 + $ileft] + stb %o1, [$out + $ileft] + brnz $rem, .L${bits}_xts_${dir}stealing + inc $ileft + + mov %l7, $inp + sub $out, 16, $out + mov 0, $ileft + sub $out, $ooff, $out + ba .L${bits}_xts_${dir}loop ! one more time + mov 1, $len ! $rem is 0 +___ +$code.=<<___ if ($dir eq "de"); +.align 32 +.L${bits}_xts_${dir}steal: + ldx [$inp + 0], %o0 + brz,pt $ileft, 8f + ldx [$inp + 8], %o1 + + ldx [$inp + 16], %o2 + sllx %o0, $ileft, %o0 + srlx %o1, $iright, %g1 + sllx %o1, $ileft, %o1 + or %g1, %o0, %o0 + srlx %o2, $iright, %o2 + or %o2, %o1, %o1 +8: + srax %g3, 63, %l7 ! next tweak value + addcc %g2, %g2, %o2 + and %l7, 0x87, %l7 + addxc %g3, %g3, %o3 + xor %l7, %o2, %o2 + + movxtod %o2, %f12 + movxtod %o3, %f14 + bshuffle %f12, %f12, %f12 + bshuffle %f14, %f14, %f14 + + xor %g4, %o0, %o0 ! ^= rk[0] + xor %g5, %o1, %o1 + movxtod %o0, %f0 + movxtod %o1, %f2 + + fxor %f12, %f0, %f0 ! ^= tweak[0] + fxor %f14, %f2, %f2 + + call _${alg}${bits}_${dir}crypt_1x + add $inp, 16, $inp + + fxor %f12, %f0, %f0 ! ^= tweak[0] + fxor %f14, %f2, %f2 + + std %f0, [%fp + $::bias-16] + std %f2, [%fp + $::bias-8] + + srl $ileft, 3, $ileft + add %fp, $::bias-16, %l7 + add $inp, $ileft, $inp ! original $inp+$len&-15 + add $out, $ooff, $out ! original $out+$len&-15 + mov 0, $ileft + add $out, 16, $out + nop ! align + +.L${bits}_xts_${dir}stealing: + ldub [$inp + $ileft], %o0 + ldub [%l7 + $ileft], %o1 + dec $rem + stb %o0, [%l7 + $ileft] + stb %o1, [$out + $ileft] + brnz $rem, .L${bits}_xts_${dir}stealing + inc $ileft + + mov %l7, $inp + sub $out, 16, $out + mov 0, $ileft + sub $out, $ooff, $out + ba .L${bits}_xts_${dir}loop ! one more time + mov 1, $len ! $rem is 0 +___ +$code.=<<___; + ret + restore +.type ${alg}${bits}_t4_xts_${dir}crypt,#function +.size ${alg}${bits}_t4_xts_${dir}crypt,.-${alg}${bits}_t4_xts_${dir}crypt +___ +} + +# Purpose of these subroutines is to explicitly encode VIS instructions, +# so that one can compile the module without having to specify VIS +# extentions on compiler command line, e.g. -xarch=v9 vs. -xarch=v9a. +# Idea is to reserve for option to produce "universal" binary and let +# programmer detect if current CPU is VIS capable at run-time. +sub unvis { +my ($mnemonic,$rs1,$rs2,$rd)=@_; +my ($ref,$opf); +my %visopf = ( "faligndata" => 0x048, + "bshuffle" => 0x04c, + "fnot2" => 0x066, + "fxor" => 0x06c, + "fsrc2" => 0x078 ); + + $ref = "$mnemonic\t$rs1,$rs2,$rd"; + + if ($opf=$visopf{$mnemonic}) { + foreach ($rs1,$rs2,$rd) { + return $ref if (!/%f([0-9]{1,2})/); + $_=$1; + if ($1>=32) { + return $ref if ($1&1); + # re-encode for upper double register addressing + $_=($1|$1>>5)&31; + } + } + + return sprintf ".word\t0x%08x !%s", + 0x81b00000|$rd<<25|$rs1<<14|$opf<<5|$rs2, + $ref; + } else { + return $ref; + } +} + +sub unvis3 { +my ($mnemonic,$rs1,$rs2,$rd)=@_; +my %bias = ( "g" => 0, "o" => 8, "l" => 16, "i" => 24 ); +my ($ref,$opf); +my %visopf = ( "addxc" => 0x011, + "addxccc" => 0x013, + "umulxhi" => 0x016, + "alignaddr" => 0x018, + "bmask" => 0x019, + "alignaddrl" => 0x01a ); + + $ref = "$mnemonic\t$rs1,$rs2,$rd"; + + if ($opf=$visopf{$mnemonic}) { + foreach ($rs1,$rs2,$rd) { + return $ref if (!/%([goli])([0-9])/); + $_=$bias{$1}+$2; + } + + return sprintf ".word\t0x%08x !%s", + 0x81b00000|$rd<<25|$rs1<<14|$opf<<5|$rs2, + $ref; + } else { + return $ref; + } +} + +sub unaes_round { # 4-argument instructions +my ($mnemonic,$rs1,$rs2,$rs3,$rd)=@_; +my ($ref,$opf); +my %aesopf = ( "aes_eround01" => 0, + "aes_eround23" => 1, + "aes_dround01" => 2, + "aes_dround23" => 3, + "aes_eround01_l"=> 4, + "aes_eround23_l"=> 5, + "aes_dround01_l"=> 6, + "aes_dround23_l"=> 7, + "aes_kexpand1" => 8 ); + + $ref = "$mnemonic\t$rs1,$rs2,$rs3,$rd"; + + if (defined($opf=$aesopf{$mnemonic})) { + $rs3 = ($rs3 =~ /%f([0-6]*[02468])/) ? (($1|$1>>5)&31) : $rs3; + foreach ($rs1,$rs2,$rd) { + return $ref if (!/%f([0-9]{1,2})/); + $_=$1; + if ($1>=32) { + return $ref if ($1&1); + # re-encode for upper double register addressing + $_=($1|$1>>5)&31; + } + } + + return sprintf ".word\t0x%08x !%s", + 2<<30|$rd<<25|0x19<<19|$rs1<<14|$rs3<<9|$opf<<5|$rs2, + $ref; + } else { + return $ref; + } +} + +sub unaes_kexpand { # 3-argument instructions +my ($mnemonic,$rs1,$rs2,$rd)=@_; +my ($ref,$opf); +my %aesopf = ( "aes_kexpand0" => 0x130, + "aes_kexpand2" => 0x131 ); + + $ref = "$mnemonic\t$rs1,$rs2,$rd"; + + if (defined($opf=$aesopf{$mnemonic})) { + foreach ($rs1,$rs2,$rd) { + return $ref if (!/%f([0-9]{1,2})/); + $_=$1; + if ($1>=32) { + return $ref if ($1&1); + # re-encode for upper double register addressing + $_=($1|$1>>5)&31; + } + } + + return sprintf ".word\t0x%08x !%s", + 2<<30|$rd<<25|0x36<<19|$rs1<<14|$opf<<5|$rs2, + $ref; + } else { + return $ref; + } +} + +sub uncamellia_f { # 4-argument instructions +my ($mnemonic,$rs1,$rs2,$rs3,$rd)=@_; +my ($ref,$opf); + + $ref = "$mnemonic\t$rs1,$rs2,$rs3,$rd"; + + if (1) { + $rs3 = ($rs3 =~ /%f([0-6]*[02468])/) ? (($1|$1>>5)&31) : $rs3; + foreach ($rs1,$rs2,$rd) { + return $ref if (!/%f([0-9]{1,2})/); + $_=$1; + if ($1>=32) { + return $ref if ($1&1); + # re-encode for upper double register addressing + $_=($1|$1>>5)&31; + } + } + + return sprintf ".word\t0x%08x !%s", + 2<<30|$rd<<25|0x19<<19|$rs1<<14|$rs3<<9|0xc<<5|$rs2, + $ref; + } else { + return $ref; + } +} + +sub uncamellia3 { # 3-argument instructions +my ($mnemonic,$rs1,$rs2,$rd)=@_; +my ($ref,$opf); +my %cmllopf = ( "camellia_fl" => 0x13c, + "camellia_fli" => 0x13d ); + + $ref = "$mnemonic\t$rs1,$rs2,$rd"; + + if (defined($opf=$cmllopf{$mnemonic})) { + foreach ($rs1,$rs2,$rd) { + return $ref if (!/%f([0-9]{1,2})/); + $_=$1; + if ($1>=32) { + return $ref if ($1&1); + # re-encode for upper double register addressing + $_=($1|$1>>5)&31; + } + } + + return sprintf ".word\t0x%08x !%s", + 2<<30|$rd<<25|0x36<<19|$rs1<<14|$opf<<5|$rs2, + $ref; + } else { + return $ref; + } +} + +sub unmovxtox { # 2-argument instructions +my ($mnemonic,$rs,$rd)=@_; +my %bias = ( "g" => 0, "o" => 8, "l" => 16, "i" => 24, "f" => 0 ); +my ($ref,$opf); +my %movxopf = ( "movdtox" => 0x110, + "movstouw" => 0x111, + "movstosw" => 0x113, + "movxtod" => 0x118, + "movwtos" => 0x119 ); + + $ref = "$mnemonic\t$rs,$rd"; + + if (defined($opf=$movxopf{$mnemonic})) { + foreach ($rs,$rd) { + return $ref if (!/%([fgoli])([0-9]{1,2})/); + $_=$bias{$1}+$2; + if ($2>=32) { + return $ref if ($2&1); + # re-encode for upper double register addressing + $_=($2|$2>>5)&31; + } + } + + return sprintf ".word\t0x%08x !%s", + 2<<30|$rd<<25|0x36<<19|$opf<<5|$rs, + $ref; + } else { + return $ref; + } +} + +sub undes { +my ($mnemonic)=shift; +my @args=@_; +my ($ref,$opf); +my %desopf = ( "des_round" => 0b1001, + "des_ip" => 0b100110100, + "des_iip" => 0b100110101, + "des_kexpand" => 0b100110110 ); + + $ref = "$mnemonic\t".join(",",@_); + + if (defined($opf=$desopf{$mnemonic})) { # 4-arg + if ($mnemonic eq "des_round") { + foreach (@args[0..3]) { + return $ref if (!/%f([0-9]{1,2})/); + $_=$1; + if ($1>=32) { + return $ref if ($1&1); + # re-encode for upper double register addressing + $_=($1|$1>>5)&31; + } + } + return sprintf ".word\t0x%08x !%s", + 2<<30|0b011001<<19|$opf<<5|$args[0]<<14|$args[1]|$args[2]<<9|$args[3]<<25, + $ref; + } elsif ($mnemonic eq "des_kexpand") { # 3-arg + foreach (@args[0..2]) { + return $ref if (!/(%f)?([0-9]{1,2})/); + $_=$2; + if ($2>=32) { + return $ref if ($2&1); + # re-encode for upper double register addressing + $_=($2|$2>>5)&31; + } + } + return sprintf ".word\t0x%08x !%s", + 2<<30|0b110110<<19|$opf<<5|$args[0]<<14|$args[1]|$args[2]<<25, + $ref; + } else { # 2-arg + foreach (@args[0..1]) { + return $ref if (!/%f([0-9]{1,2})/); + $_=$1; + if ($1>=32) { + return $ref if ($2&1); + # re-encode for upper double register addressing + $_=($1|$1>>5)&31; + } + } + return sprintf ".word\t0x%08x !%s", + 2<<30|0b110110<<19|$opf<<5|$args[0]<<14|$args[1]<<25, + $ref; + } + } else { + return $ref; + } +} + +sub emit_assembler { + foreach (split("\n",$::code)) { + s/\`([^\`]*)\`/eval $1/ge; + + s/\b(f[a-z]+2[sd]*)\s+(%f[0-9]{1,2}),\s*(%f[0-9]{1,2})\s*$/$1\t%f0,$2,$3/go; + + s/\b(aes_[edk][^\s]*)\s+(%f[0-9]{1,2}),\s*(%f[0-9]{1,2}),\s*([%fx0-9]+),\s*(%f[0-9]{1,2})/ + &unaes_round($1,$2,$3,$4,$5) + /geo or + s/\b(aes_kexpand[02])\s+(%f[0-9]{1,2}),\s*(%f[0-9]{1,2}),\s*(%f[0-9]{1,2})/ + &unaes_kexpand($1,$2,$3,$4) + /geo or + s/\b(camellia_f)\s+(%f[0-9]{1,2}),\s*(%f[0-9]{1,2}),\s*([%fx0-9]+),\s*(%f[0-9]{1,2})/ + &uncamellia_f($1,$2,$3,$4,$5) + /geo or + s/\b(camellia_[^s]+)\s+(%f[0-9]{1,2}),\s*(%f[0-9]{1,2}),\s*(%f[0-9]{1,2})/ + &uncamellia3($1,$2,$3,$4) + /geo or + s/\b(des_\w+)\s+(%f[0-9]{1,2}),\s*([%fx0-9]+)(?:,\s*(%f[0-9]{1,2})(?:,\s*(%f[0-9]{1,2}))?)?/ + &undes($1,$2,$3,$4,$5) + /geo or + s/\b(mov[ds]to\w+)\s+(%f[0-9]{1,2}),\s*(%[goli][0-7])/ + &unmovxtox($1,$2,$3) + /geo or + s/\b(mov[xw]to[ds])\s+(%[goli][0-7]),\s*(%f[0-9]{1,2})/ + &unmovxtox($1,$2,$3) + /geo or + s/\b([fb][^\s]*)\s+(%f[0-9]{1,2}),\s*(%f[0-9]{1,2}),\s*(%f[0-9]{1,2})/ + &unvis($1,$2,$3,$4) + /geo or + s/\b(umulxhi|bmask|addxc[c]{0,2}|alignaddr[l]*)\s+(%[goli][0-7]),\s*(%[goli][0-7]),\s*(%[goli][0-7])/ + &unvis3($1,$2,$3,$4) + /geo; + + print $_,"\n"; + } +} + +1; |