perlasm/ppc-xlate.pl: add .quad directive

sha/asm/sha512-ppc.pl: add little-endian support.

Submitted by: Marcelo Cerri

2 files changed, 84 insertions, 42 deletions

diff --git a/crypto/perlasm/ppc-xlate.pl b/crypto/perlasm/ppc-xlate.pl
index 3ed7bd9665..cab368c49b 100755
--- a/crypto/perlasm/ppc-xlate.pl
+++ b/crypto/perlasm/ppc-xlate.pl
@@ -79,6 +79,25 @@ my $asciz = sub {
     else
     {	"";	}
 };
+my $quad = sub {
+    shift;
+    my @ret;
+    my ($hi,$lo);
+    for (@_) {
+	if (/^0x([0-9a-f]*?)([0-9a-f]{1,8})$/io)
+	{  $hi=$1?"0x$1":"0"; $lo="0x$2";  }
+	elsif (/^([0-9]+)$/o)
+	{  $hi=$1>>32; $lo=$1&0xffffffff;  } # error-prone with 32-bit perl
+	else
+	{  $hi=undef; $lo=$_; }
+
+	if (defined($hi))
+	{  push(@ret,$flavour=~/lei$/o?".long\t$lo,$hi":".long\t$hi,$lo");  }
+	else
+	{  push(@ret,".quad	$lo");  }
+    }
+    join("\n",@ret);
+};
 
 ################################################################
 # simplified mnemonics not handled by at least one assembler
diff --git a/crypto/sha/asm/sha512-ppc.pl b/crypto/sha/asm/sha512-ppc.pl
index d934903787..06486555e5 100755
--- a/crypto/sha/asm/sha512-ppc.pl
+++ b/crypto/sha/asm/sha512-ppc.pl
@@ -56,6 +56,12 @@ if ($flavour =~ /64/) {
 	$PUSH="stw";
 } else { die "nonsense $flavour"; }
 
+$LITTLE_ENDIAN=0;
+if ($flavour =~ /le$/) {
+	die "little-endian is 64-bit only: $flavour" if ($SIZE_T==4);
+	$LITTLE_ENDIAN=1;
+}
+
 $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
 ( $xlate="${dir}ppc-xlate.pl" and -f $xlate ) or
 ( $xlate="${dir}../../perlasm/ppc-xlate.pl" and -f $xlate) or
@@ -353,16 +359,33 @@ Lsha2_block_private:
 	$LD	$t1,0($Tbl)
 ___
 for($i=0;$i<16;$i++) {
-$code.=<<___ if ($SZ==4);
+$code.=<<___ if ($SZ==4 && !$LITTLE_ENDIAN);
 	lwz	@X[$i],`$i*$SZ`($inp)
 ___
+$code.=<<___ if ($SZ==4 && $LITTLE_ENDIAN);
+	lwz	$a0,`$i*$SZ`($inp)
+	rotlwi	@X[$i],$a0,8
+	rlwimi	@X[$i],$a0,24,0,7
+	rlwimi	@X[$i],$a0,24,16,23
+___
 # 64-bit loads are split to 2x32-bit ones, as CPU can't handle
 # unaligned 64-bit loads, only 32-bit ones...
-$code.=<<___ if ($SZ==8);
+$code.=<<___ if ($SZ==8 && !$LITTLE_ENDIAN);
 	lwz	$t0,`$i*$SZ`($inp)
 	lwz	@X[$i],`$i*$SZ+4`($inp)
 	insrdi	@X[$i],$t0,32,0
 ___
+$code.=<<___ if ($SZ==8 && $LITTLE_ENDIAN);
+	lwz	$a0,`$i*$SZ`($inp)
+	 lwz	$a1,`$i*$SZ+4`($inp)
+	rotlwi	$t0,$a0,8
+	 rotlwi	@X[$i],$a1,8
+	rlwimi	$t0,$a0,24,0,7
+	 rlwimi	@X[$i],$a1,24,0,7
+	rlwimi	$t0,$a0,24,16,23
+	 rlwimi	@X[$i],$a1,25,16,23
+	insrdi	@X[$i],$t0,32,0
+___
 	&ROUND_00_15($i,@V);
 	unshift(@V,pop(@V));
 }
@@ -685,46 +708,46 @@ LPICmeup:
 	.space	`64-9*4`
 ___
 $code.=<<___ if ($SZ==8);
-	.long	0x428a2f98,0xd728ae22,0x71374491,0x23ef65cd
-	.long	0xb5c0fbcf,0xec4d3b2f,0xe9b5dba5,0x8189dbbc
-	.long	0x3956c25b,0xf348b538,0x59f111f1,0xb605d019
-	.long	0x923f82a4,0xaf194f9b,0xab1c5ed5,0xda6d8118
-	.long	0xd807aa98,0xa3030242,0x12835b01,0x45706fbe
-	.long	0x243185be,0x4ee4b28c,0x550c7dc3,0xd5ffb4e2
-	.long	0x72be5d74,0xf27b896f,0x80deb1fe,0x3b1696b1
-	.long	0x9bdc06a7,0x25c71235,0xc19bf174,0xcf692694
-	.long	0xe49b69c1,0x9ef14ad2,0xefbe4786,0x384f25e3
-	.long	0x0fc19dc6,0x8b8cd5b5,0x240ca1cc,0x77ac9c65
-	.long	0x2de92c6f,0x592b0275,0x4a7484aa,0x6ea6e483
-	.long	0x5cb0a9dc,0xbd41fbd4,0x76f988da,0x831153b5
-	.long	0x983e5152,0xee66dfab,0xa831c66d,0x2db43210
-	.long	0xb00327c8,0x98fb213f,0xbf597fc7,0xbeef0ee4
-	.long	0xc6e00bf3,0x3da88fc2,0xd5a79147,0x930aa725
-	.long	0x06ca6351,0xe003826f,0x14292967,0x0a0e6e70
-	.long	0x27b70a85,0x46d22ffc,0x2e1b2138,0x5c26c926
-	.long	0x4d2c6dfc,0x5ac42aed,0x53380d13,0x9d95b3df
-	.long	0x650a7354,0x8baf63de,0x766a0abb,0x3c77b2a8
-	.long	0x81c2c92e,0x47edaee6,0x92722c85,0x1482353b
-	.long	0xa2bfe8a1,0x4cf10364,0xa81a664b,0xbc423001
-	.long	0xc24b8b70,0xd0f89791,0xc76c51a3,0x0654be30
-	.long	0xd192e819,0xd6ef5218,0xd6990624,0x5565a910
-	.long	0xf40e3585,0x5771202a,0x106aa070,0x32bbd1b8
-	.long	0x19a4c116,0xb8d2d0c8,0x1e376c08,0x5141ab53
-	.long	0x2748774c,0xdf8eeb99,0x34b0bcb5,0xe19b48a8
-	.long	0x391c0cb3,0xc5c95a63,0x4ed8aa4a,0xe3418acb
-	.long	0x5b9cca4f,0x7763e373,0x682e6ff3,0xd6b2b8a3
-	.long	0x748f82ee,0x5defb2fc,0x78a5636f,0x43172f60
-	.long	0x84c87814,0xa1f0ab72,0x8cc70208,0x1a6439ec
-	.long	0x90befffa,0x23631e28,0xa4506ceb,0xde82bde9
-	.long	0xbef9a3f7,0xb2c67915,0xc67178f2,0xe372532b
-	.long	0xca273ece,0xea26619c,0xd186b8c7,0x21c0c207
-	.long	0xeada7dd6,0xcde0eb1e,0xf57d4f7f,0xee6ed178
-	.long	0x06f067aa,0x72176fba,0x0a637dc5,0xa2c898a6
-	.long	0x113f9804,0xbef90dae,0x1b710b35,0x131c471b
-	.long	0x28db77f5,0x23047d84,0x32caab7b,0x40c72493
-	.long	0x3c9ebe0a,0x15c9bebc,0x431d67c4,0x9c100d4c
-	.long	0x4cc5d4be,0xcb3e42b6,0x597f299c,0xfc657e2a
-	.long	0x5fcb6fab,0x3ad6faec,0x6c44198c,0x4a475817
+	.quad	0x428a2f98d728ae22,0x7137449123ef65cd
+	.quad	0xb5c0fbcfec4d3b2f,0xe9b5dba58189dbbc
+	.quad	0x3956c25bf348b538,0x59f111f1b605d019
+	.quad	0x923f82a4af194f9b,0xab1c5ed5da6d8118
+	.quad	0xd807aa98a3030242,0x12835b0145706fbe
+	.quad	0x243185be4ee4b28c,0x550c7dc3d5ffb4e2
+	.quad	0x72be5d74f27b896f,0x80deb1fe3b1696b1
+	.quad	0x9bdc06a725c71235,0xc19bf174cf692694
+	.quad	0xe49b69c19ef14ad2,0xefbe4786384f25e3
+	.quad	0x0fc19dc68b8cd5b5,0x240ca1cc77ac9c65
+	.quad	0x2de92c6f592b0275,0x4a7484aa6ea6e483
+	.quad	0x5cb0a9dcbd41fbd4,0x76f988da831153b5
+	.quad	0x983e5152ee66dfab,0xa831c66d2db43210
+	.quad	0xb00327c898fb213f,0xbf597fc7beef0ee4
+	.quad	0xc6e00bf33da88fc2,0xd5a79147930aa725
+	.quad	0x06ca6351e003826f,0x142929670a0e6e70
+	.quad	0x27b70a8546d22ffc,0x2e1b21385c26c926
+	.quad	0x4d2c6dfc5ac42aed,0x53380d139d95b3df
+	.quad	0x650a73548baf63de,0x766a0abb3c77b2a8
+	.quad	0x81c2c92e47edaee6,0x92722c851482353b
+	.quad	0xa2bfe8a14cf10364,0xa81a664bbc423001
+	.quad	0xc24b8b70d0f89791,0xc76c51a30654be30
+	.quad	0xd192e819d6ef5218,0xd69906245565a910
+	.quad	0xf40e35855771202a,0x106aa07032bbd1b8
+	.quad	0x19a4c116b8d2d0c8,0x1e376c085141ab53
+	.quad	0x2748774cdf8eeb99,0x34b0bcb5e19b48a8
+	.quad	0x391c0cb3c5c95a63,0x4ed8aa4ae3418acb
+	.quad	0x5b9cca4f7763e373,0x682e6ff3d6b2b8a3
+	.quad	0x748f82ee5defb2fc,0x78a5636f43172f60
+	.quad	0x84c87814a1f0ab72,0x8cc702081a6439ec
+	.quad	0x90befffa23631e28,0xa4506cebde82bde9
+	.quad	0xbef9a3f7b2c67915,0xc67178f2e372532b
+	.quad	0xca273eceea26619c,0xd186b8c721c0c207
+	.quad	0xeada7dd6cde0eb1e,0xf57d4f7fee6ed178
+	.quad	0x06f067aa72176fba,0x0a637dc5a2c898a6
+	.quad	0x113f9804bef90dae,0x1b710b35131c471b
+	.quad	0x28db77f523047d84,0x32caab7b40c72493
+	.quad	0x3c9ebe0a15c9bebc,0x431d67c49c100d4c
+	.quad	0x4cc5d4becb3e42b6,0x597f299cfc657e2a
+	.quad	0x5fcb6fab3ad6faec,0x6c44198c4a475817
 ___
 $code.=<<___ if ($SZ==4);
 	.long	0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5