-#!/usr/bin/env perl
-
-# PowerPC assembler distiller by <appro>.
+#! /usr/bin/env perl
+# Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the OpenSSL license (the "License"). You may not use
+# this file except in compliance with the License. You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
my $flavour = shift;
my $output = shift;
/osx/ && do { $name = "_$name";
last;
};
- /linux.*32/ && do { $ret .= ".globl $name\n";
+ /linux.*(32|64le)/
+ && do { $ret .= ".globl $name\n";
$ret .= ".type $name,\@function";
last;
};
$ret .= ".align 3\n";
$ret .= "$name:\n";
$ret .= ".quad .$name,.TOC.\@tocbase,0\n";
- $ret .= ".size $name,24\n";
$ret .= ".previous\n";
$name = ".$name";
$ret;
};
my $text = sub {
- ($flavour =~ /aix/) ? ".csect" : ".text";
+ my $ret = ($flavour =~ /aix/) ? ".csect\t.text[PR],7" : ".text";
+ $ret = ".abiversion 2\n".$ret if ($flavour =~ /linux.*64le/);
+ $ret;
};
my $machine = sub {
my $junk = shift;
".machine $arch";
};
my $size = sub {
- if ($flavour =~ /linux.*32/)
+ if ($flavour =~ /linux/)
{ shift;
- ".size " . join(",",@_);
+ my $name = shift; $name =~ s|^[\.\_]||;
+ my $ret = ".size $name,.-".($flavour=~/64$/?".":"").$name;
+ $ret .= "\n.size .$name,.-.$name" if ($flavour=~/64$/);
+ $ret;
}
else
{ ""; }
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=~/le$/o?".long\t$lo,$hi":".long\t$hi,$lo"); }
+ else
+ { push(@ret,".quad $lo"); }
+ }
+ join("\n",@ret);
+};
################################################################
# simplified mnemonics not handled by at least one assembler
$b = ($b+$n)&63; $n = 64-$n;
" rldicl $ra,$rs,$b,$n";
};
+my $vmr = sub {
+ my ($f,$vx,$vy) = @_;
+ " vor $vx,$vy,$vy";
+};
+
+# Some ABIs specify vrsave, special-purpose register #256, as reserved
+# for system use.
+my $no_vrsave = ($flavour =~ /aix|linux64le/);
+my $mtspr = sub {
+ my ($f,$idx,$ra) = @_;
+ if ($idx == 256 && $no_vrsave) {
+ " or $ra,$ra,$ra";
+ } else {
+ " mtspr $idx,$ra";
+ }
+};
+my $mfspr = sub {
+ my ($f,$rd,$idx) = @_;
+ if ($idx == 256 && $no_vrsave) {
+ " li $rd,-1";
+ } else {
+ " mfspr $rd,$idx";
+ }
+};
+
+# PowerISA 2.06 stuff
+sub vsxmem_op {
+ my ($f, $vrt, $ra, $rb, $op) = @_;
+ " .long ".sprintf "0x%X",(31<<26)|($vrt<<21)|($ra<<16)|($rb<<11)|($op*2+1);
+}
+# made-up unaligned memory reference AltiVec/VMX instructions
+my $lvx_u = sub { vsxmem_op(@_, 844); }; # lxvd2x
+my $stvx_u = sub { vsxmem_op(@_, 972); }; # stxvd2x
+my $lvdx_u = sub { vsxmem_op(@_, 588); }; # lxsdx
+my $stvdx_u = sub { vsxmem_op(@_, 716); }; # stxsdx
+my $lvx_4w = sub { vsxmem_op(@_, 780); }; # lxvw4x
+my $stvx_4w = sub { vsxmem_op(@_, 908); }; # stxvw4x
+
+# PowerISA 2.07 stuff
+sub vcrypto_op {
+ my ($f, $vrt, $vra, $vrb, $op) = @_;
+ " .long ".sprintf "0x%X",(4<<26)|($vrt<<21)|($vra<<16)|($vrb<<11)|$op;
+}
+my $vcipher = sub { vcrypto_op(@_, 1288); };
+my $vcipherlast = sub { vcrypto_op(@_, 1289); };
+my $vncipher = sub { vcrypto_op(@_, 1352); };
+my $vncipherlast= sub { vcrypto_op(@_, 1353); };
+my $vsbox = sub { vcrypto_op(@_, 0, 1480); };
+my $vshasigmad = sub { my ($st,$six)=splice(@_,-2); vcrypto_op(@_, $st<<4|$six, 1730); };
+my $vshasigmaw = sub { my ($st,$six)=splice(@_,-2); vcrypto_op(@_, $st<<4|$six, 1666); };
+my $vpmsumb = sub { vcrypto_op(@_, 1032); };
+my $vpmsumd = sub { vcrypto_op(@_, 1224); };
+my $vpmsubh = sub { vcrypto_op(@_, 1096); };
+my $vpmsumw = sub { vcrypto_op(@_, 1160); };
+my $vaddudm = sub { vcrypto_op(@_, 192); };
+
+my $mtsle = sub {
+ my ($f, $arg) = @_;
+ " .long ".sprintf "0x%X",(31<<26)|($arg<<21)|(147*2);
+};
+
+# PowerISA 3.0 stuff
+my $maddhdu = sub {
+ my ($f, $rt, $ra, $rb, $rc) = @_;
+ " .long ".sprintf "0x%X",(4<<26)|($rt<<21)|($ra<<16)|($rb<<11)|($rc<<6)|49;
+};
+my $maddld = sub {
+ my ($f, $rt, $ra, $rb, $rc) = @_;
+ " .long ".sprintf "0x%X",(4<<26)|($rt<<21)|($ra<<16)|($rb<<11)|($rc<<6)|51;
+};
+
+my $darn = sub {
+ my ($f, $rt, $l) = @_;
+ " .long ".sprintf "0x%X",(31<<26)|($rt<<21)|($l<<16)|(755<<1);
+};
while($line=<>) {
{
$line =~ s|(^[\.\w]+)\:\s*||;
my $label = $1;
- printf "%s:",($GLOBALS{$label} or $label) if ($label);
+ if ($label) {
+ printf "%s:",($GLOBALS{$label} or $label);
+ printf "\n.localentry\t$GLOBALS{$label},0" if ($GLOBALS{$label} && $flavour =~ /linux.*64le/);
+ }
}
{
my $mnemonic = $2;
my $f = $3;
my $opcode = eval("\$$mnemonic");
- $line =~ s|\bc?[rf]([0-9]+)\b|$1|g if ($c ne "." and $flavour !~ /osx/);
+ $line =~ s/\b(c?[rf]|v|vs)([0-9]+)\b/$2/g if ($c ne "." and $flavour !~ /osx/);
if (ref($opcode) eq 'CODE') { $line = &$opcode($f,split(',',$line)); }
elsif ($mnemonic) { $line = $c.$mnemonic.$f."\t".$line; }
}
projects / cassiopeia.git / blobdiff