diff options
Diffstat (limited to 'openssl/crypto/pariscid.pl')
| -rw-r--r-- | openssl/crypto/pariscid.pl | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/openssl/crypto/pariscid.pl b/openssl/crypto/pariscid.pl new file mode 100644 index 000000000..477ec9b87 --- /dev/null +++ b/openssl/crypto/pariscid.pl @@ -0,0 +1,224 @@ +#!/usr/bin/env perl + +$flavour = shift; +$output = shift; +open STDOUT,">$output"; + +if ($flavour =~ /64/) { + $LEVEL ="2.0W"; + $SIZE_T =8; + $ST ="std"; +} else { + $LEVEL ="1.1"; + $SIZE_T =4; + $ST ="stw"; +} + +$rp="%r2"; +$sp="%r30"; +$rv="%r28"; + +$code=<<___; + .LEVEL $LEVEL + .SPACE \$TEXT\$ + .SUBSPA \$CODE\$,QUAD=0,ALIGN=8,ACCESS=0x2C,CODE_ONLY + + .EXPORT OPENSSL_cpuid_setup,ENTRY + .ALIGN 8 +OPENSSL_cpuid_setup + .PROC + .CALLINFO NO_CALLS + .ENTRY + bv ($rp) + .EXIT + nop + .PROCEND + + .EXPORT OPENSSL_rdtsc,ENTRY + .ALIGN 8 +OPENSSL_rdtsc + .PROC + .CALLINFO NO_CALLS + .ENTRY + mfctl %cr16,$rv + bv ($rp) + .EXIT + nop + .PROCEND + + .EXPORT OPENSSL_wipe_cpu,ENTRY + .ALIGN 8 +OPENSSL_wipe_cpu + .PROC + .CALLINFO NO_CALLS + .ENTRY + xor %r0,%r0,%r1 + fcpy,dbl %fr0,%fr4 + xor %r0,%r0,%r19 + fcpy,dbl %fr0,%fr5 + xor %r0,%r0,%r20 + fcpy,dbl %fr0,%fr6 + xor %r0,%r0,%r21 + fcpy,dbl %fr0,%fr7 + xor %r0,%r0,%r22 + fcpy,dbl %fr0,%fr8 + xor %r0,%r0,%r23 + fcpy,dbl %fr0,%fr9 + xor %r0,%r0,%r24 + fcpy,dbl %fr0,%fr10 + xor %r0,%r0,%r25 + fcpy,dbl %fr0,%fr11 + xor %r0,%r0,%r26 + fcpy,dbl %fr0,%fr22 + xor %r0,%r0,%r29 + fcpy,dbl %fr0,%fr23 + xor %r0,%r0,%r31 + fcpy,dbl %fr0,%fr24 + fcpy,dbl %fr0,%fr25 + fcpy,dbl %fr0,%fr26 + fcpy,dbl %fr0,%fr27 + fcpy,dbl %fr0,%fr28 + fcpy,dbl %fr0,%fr29 + fcpy,dbl %fr0,%fr30 + fcpy,dbl %fr0,%fr31 + bv ($rp) + .EXIT + ldo 0($sp),$rv + .PROCEND +___ +{ +my $inp="%r26"; +my $len="%r25"; + +$code.=<<___; + .EXPORT OPENSSL_cleanse,ENTRY,ARGW0=GR,ARGW1=GR + .ALIGN 8 +OPENSSL_cleanse + .PROC + .CALLINFO NO_CALLS + .ENTRY + cmpib,*= 0,$len,Ldone + nop + cmpib,*>>= 15,$len,Little + ldi $SIZE_T-1,%r1 + +Lalign + and,*<> $inp,%r1,%r28 + b,n Laligned + stb %r0,0($inp) + ldo -1($len),$len + b Lalign + ldo 1($inp),$inp + +Laligned + andcm $len,%r1,%r28 +Lot + $ST %r0,0($inp) + addib,*<> -$SIZE_T,%r28,Lot + ldo $SIZE_T($inp),$inp + + and,*<> $len,%r1,$len + b,n Ldone +Little + stb %r0,0($inp) + addib,*<> -1,$len,Little + ldo 1($inp),$inp +Ldone + bv ($rp) + .EXIT + nop + .PROCEND +___ +} +{ +my ($out,$cnt,$max)=("%r26","%r25","%r24"); +my ($tick,$lasttick)=("%r23","%r22"); +my ($diff,$lastdiff)=("%r21","%r20"); + +$code.=<<___; + .EXPORT OPENSSL_instrument_bus,ENTRY,ARGW0=GR,ARGW1=GR + .ALIGN 8 +OPENSSL_instrument_bus + .PROC + .CALLINFO NO_CALLS + .ENTRY + copy $cnt,$rv + mfctl %cr16,$tick + copy $tick,$lasttick + ldi 0,$diff + + fdc 0($out) + ldw 0($out),$tick + add $diff,$tick,$tick + stw $tick,0($out) +Loop + mfctl %cr16,$tick + sub $tick,$lasttick,$diff + copy $tick,$lasttick + + fdc 0($out) + ldw 0($out),$tick + add $diff,$tick,$tick + stw $tick,0($out) + + addib,<> -1,$cnt,Loop + addi 4,$out,$out + + bv ($rp) + .EXIT + sub $rv,$cnt,$rv + .PROCEND + + .EXPORT OPENSSL_instrument_bus2,ENTRY,ARGW0=GR,ARGW1=GR + .ALIGN 8 +OPENSSL_instrument_bus2 + .PROC + .CALLINFO NO_CALLS + .ENTRY + copy $cnt,$rv + sub %r0,$cnt,$cnt + + mfctl %cr16,$tick + copy $tick,$lasttick + ldi 0,$diff + + fdc 0($out) + ldw 0($out),$tick + add $diff,$tick,$tick + stw $tick,0($out) + + mfctl %cr16,$tick + sub $tick,$lasttick,$diff + copy $tick,$lasttick +Loop2 + copy $diff,$lastdiff + fdc 0($out) + ldw 0($out),$tick + add $diff,$tick,$tick + stw $tick,0($out) + + addib,= -1,$max,Ldone2 + nop + + mfctl %cr16,$tick + sub $tick,$lasttick,$diff + copy $tick,$lasttick + cmpclr,<> $lastdiff,$diff,$tick + ldi 1,$tick + + ldi 1,%r1 + xor %r1,$tick,$tick + addb,<> $tick,$cnt,Loop2 + shladd,l $tick,2,$out,$out +Ldone2 + bv ($rp) + .EXIT + add $rv,$cnt,$rv + .PROCEND +___ +} +$code =~ s/cmpib,\*/comib,/gm if ($SIZE_T==4); +$code =~ s/,\*/,/gm if ($SIZE_T==4); +print $code; +close STDOUT; + |