X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fpariscid.pl;h=bfc56fdc7fc04be2f8f92f64a5d7e8645e18a9ce;hp=c411b7175dc3327d2ea51eb3f23fbb1b46b570d0;hb=ffbf304d4832bd51bb0618f8ca5b7c26647ee664;hpb=cb3b9b132336d7931c047a95a0d7638b8e470e55

diff --git a/crypto/pariscid.pl b/crypto/pariscid.pl
index c411b7175d..bfc56fdc7f 100644
--- a/crypto/pariscid.pl
+++ b/crypto/pariscid.pl
@@ -23,6 +23,17 @@ $code=<<___;
 	.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	($rp)
+	.EXIT
+	nop
+	.PROCEND
+
 	.EXPORT	OPENSSL_rdtsc,ENTRY
 	.ALIGN	8
 OPENSSL_rdtsc
@@ -76,8 +87,8 @@ OPENSSL_wipe_cpu
 	.PROCEND
 ___
 {
-$inp="%r26";
-$len="%r25";
+my $inp="%r26";
+my $len="%r25";
 
 $code.=<<___;
 	.EXPORT	OPENSSL_cleanse,ENTRY,ARGW0=GR,ARGW1=GR
@@ -86,40 +97,129 @@ OPENSSL_cleanse
 	.PROC
 	.CALLINFO	NO_CALLS
 	.ENTRY
-	cmpib,*>>	15,$len,Little
+	cmpib,*=	0,$len,L\$done
+	nop
+	cmpib,*>>=	15,$len,L\$ittle
 	ldi		$SIZE_T-1,%r1
 
-Lalign
+L\$align
 	and,*<>		$inp,%r1,%r28
-	b,n		Laligned
+	b,n		L\$aligned
 	stb		%r0,0($inp)
 	ldo		-1($len),$len
-	b		Lalign
+	b		L\$align
 	ldo		1($inp),$inp
 
-Laligned
+L\$aligned
 	andcm		$len,%r1,%r28
-Loop
+L\$ot
 	$ST		%r0,0($inp)
-	addib,*vnz	-$SIZE_T,%r28,Loop
+	addib,*<>	-$SIZE_T,%r28,L\$ot
 	ldo		$SIZE_T($inp),$inp
 
 	and,*<>		$len,%r1,$len
-	b,n		Ldone
-Little
+	b,n		L\$done
+L\$ittle
 	stb		%r0,0($inp)
-	addib,*vnz	-1,$len,Little
+	addib,*<>	-1,$len,L\$ittle
 	ldo		1($inp),$inp
-Ldone
+L\$done
 	bv		($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)
+L\$oop
+	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,$cnt,L\$oop
+	addi		4,$out,$out
 
-$code =~ s/cmpib,\*/comib,/gm if ($SIZE_T==4);
-$code =~ s/,\*/,/gm if ($SIZE_T==4);
+	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
+L\$oop2
+	copy		$diff,$lastdiff
+	fdc		0($out)
+	ldw		0($out),$tick
+	add		$diff,$tick,$tick
+	stw		$tick,0($out)
+
+	addib,=		-1,$max,L\$done2
+	nop
+
+	mfctl		%cr16,$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,L\$oop2
+	shladd,l	$tick,2,$out,$out
+L\$done2
+	bv		($rp)
+	.EXIT
+	add		$rv,$cnt,$rv
+	.PROCEND
+___
+}
+$code =~ s/cmpib,\*/comib,/gm	if ($SIZE_T==4);
+$code =~ s/,\*/,/gm		if ($SIZE_T==4);
+$code =~ s/\bbv\b/bve/gm	if ($SIZE_T==8);
 print $code;
 close STDOUT;