diff options
author | Andy Polyakov <appro@openssl.org> | 2008-02-13 13:07:52 +0000 |
---|---|---|
committer | Andy Polyakov <appro@openssl.org> | 2008-02-13 13:07:52 +0000 |
commit | a23e3dbee13448c3001cefd382de39741b1c8bff (patch) | |
tree | 4a77a91235a1d7d9d9c3d09a5b513da7790d5fca /crypto | |
parent | 400ca0e467d29aa8499e897aa447afe10a53a9f6 (diff) |
Support for NASM>=2 in Win64/x64 build.
Diffstat (limited to 'crypto')
-rwxr-xr-x | crypto/perlasm/x86_64-xlate.pl | 104 |
1 files changed, 66 insertions, 38 deletions
diff --git a/crypto/perlasm/x86_64-xlate.pl b/crypto/perlasm/x86_64-xlate.pl index fd0295185a..c96d0e3858 100755 --- a/crypto/perlasm/x86_64-xlate.pl +++ b/crypto/perlasm/x86_64-xlate.pl @@ -65,10 +65,20 @@ my $output = shift; if ($stddev!=$outdev || $stdino!=$outino); } +my $win64=1 if ($output =~ /\.asm/); + my $masmref=8 + 50727*2**-32; # 8.00.50727 shipped with VS2005 -my $masm=$masmref if ($output =~ /\.asm/); -if ($masm && `ml64 2>&1` =~ m/Version ([0-9]+)\.([0-9]+)(\.([0-9]+))?/) -{ $masm=$1 + $2*2**-16 + $4*2**-32; } +my $masm=$masmref; +my $PTR=" PTR"; + +my $nasm=0; + +if ($win64) +{ if ($ENV{ASM} =~ m/nasm/) + { $nasm = 1; $PTR=""; } + elsif (`ml64 2>&1` =~ m/Version ([0-9]+)\.([0-9]+)(\.([0-9]+))?/) + { $masm = $1 + $2*2**-16 + $4*2**-32; } +} my $current_segment; my $current_function; @@ -105,7 +115,7 @@ my $current_function; } sub out { my $self = shift; - if (!$masm) { + if (!$win64) { if ($self->{op} eq "movz") { # movz is pain... sprintf "%s%s%s",$self->{op},$self->{sz},shift; } elsif ($self->{op} =~ /^set/) { @@ -120,14 +130,17 @@ my $current_function; if ($self->{op} eq "ret") { $self->{op} = ""; if ($current_function->{abi} eq "svr4") { - $self->{op} = "mov rdi,QWORD PTR 8[rsp]\t;WIN64 epilogue\n\t". - "mov rsi,QWORD PTR 16[rsp]\n\t"; + $self->{op} = "mov rdi,QWORD${PTR}[8+rsp]\t;WIN64 epilogue\n\t". + "mov rsi,QWORD${PTR}[16+rsp]\n\t"; } $self->{op} .= "DB\t0F3h,0C3h\t\t;repret"; + } elsif ($self->{op} =~ /^j/ && $nasm) { + $self->{op} .= " NEAR"; } $self->{op}; } } + sub mnemonic { shift->{op}; } } { package const; # pick up constants, which start with $ sub re { @@ -145,7 +158,7 @@ my $current_function; sub out { my $self = shift; - if (!$masm) { + if (!$win64) { # Solaris /usr/ccs/bin/as can't handle multiplications # in $self->{value} $self->{value} =~ s/(?<![0-9a-f])(0[x0-9a-f]+)/oct($1)/egi; @@ -186,7 +199,7 @@ my $current_function; $self->{index} =~ s/^[er](.?[0-9xpi])[d]?$/r\1/; $self->{base} =~ s/^[er](.?[0-9xpi])[d]?$/r\1/; - if (!$masm) { + if (!$win64) { # Solaris /usr/ccs/bin/as can't handle multiplications # in $self->{label} $self->{label} =~ s/(?<![0-9a-f])(0[x0-9a-f]+)/oct($1)/egi; @@ -200,22 +213,23 @@ my $current_function; sprintf "%s(%%%s)", $self->{label},$self->{base}; } } else { - %szmap = ( b=>"BYTE", w=>"WORD", l=>"DWORD", q=>"QWORD" ); + %szmap = ( b=>"BYTE$PTR", w=>"WORD$PTR", l=>"DWORD$PTR", q=>"QWORD$PTR" ); $self->{label} =~ s/\./\$/g; $self->{label} =~ s/0x([0-9a-f]+)/0$1h/ig; $self->{label} = "($self->{label})" if ($self->{label} =~ /[\*\+\-\/]/); if (defined($self->{index})) { - sprintf "%s PTR %s[%s*%d+%s]",$szmap{$sz}, - $self->{label}, + sprintf "%s[%s%s*%d+%s]",$szmap{$sz}, + $self->{label}?"$self->{label}+":"", $self->{index},$self->{scale}, $self->{base}; } elsif ($self->{base} eq "rip") { - sprintf "%s PTR %s",$szmap{$sz},$self->{label}; + sprintf "%s[%s]",$szmap{$sz},$self->{label}; } else { - sprintf "%s PTR %s[%s]",$szmap{$sz}, - $self->{label},$self->{base}; + sprintf "%s[%s%s]",$szmap{$sz}, + $self->{label}?"$self->{label}+":"", + $self->{base}; } } } @@ -252,7 +266,7 @@ my $current_function; } sub out { my $self = shift; - sprintf $masm?"%s":"%%%s",$self->{value}; + sprintf $win64?"%s":"%%%s",$self->{value}; } } { package label; # pick up labels, which end with : @@ -266,32 +280,32 @@ my $current_function; $ret = $self; $line = substr($line,@+[0]); $line =~ s/^\s+//; - $self->{value} =~ s/\.L/\$L/ if ($masm); + $self->{value} =~ s/\.L/\$L/ if ($win64); } $ret; } sub out { my $self = shift; - if (!$masm) { + if (!$win64) { $self->{value}; } elsif ($self->{value} ne "$current_function->{name}:") { $self->{value}; } elsif ($current_function->{abi} eq "svr4") { - my $func = "$current_function->{name} PROC\n". - " mov QWORD PTR 8[rsp],rdi\t;WIN64 prologue\n". - " mov QWORD PTR 16[rsp],rsi\n"; + my $func = "$current_function->{name}".($nasm?":":"\tPROC")."\n". + " mov QWORD${PTR}[8+rsp],rdi\t;WIN64 prologue\n". + " mov QWORD${PTR}[16+rsp],rsi\n"; my $narg = $current_function->{narg}; $narg=6 if (!defined($narg)); $func .= " mov rdi,rcx\n" if ($narg>0); $func .= " mov rsi,rdx\n" if ($narg>1); $func .= " mov rdx,r8\n" if ($narg>2); $func .= " mov rcx,r9\n" if ($narg>3); - $func .= " mov r8,QWORD PTR 40[rsp]\n" if ($narg>4); - $func .= " mov r9,QWORD PTR 48[rsp]\n" if ($narg>5); + $func .= " mov r8,QWORD${PTR}[40+rsp]\n" if ($narg>4); + $func .= " mov r9,QWORD${PTR}[48+rsp]\n" if ($narg>5); $func .= "\n"; } else { - "$current_function->{name} PROC"; + "$current_function->{name}".($nasm?":":"\tPROC"); } } } @@ -306,7 +320,7 @@ my $current_function; $ret = $self; $line = substr($line,@+[0]); $line =~ s/^\s+//; - $self->{value} =~ s/\.L/\$L/g if ($masm); + $self->{value} =~ s/\.L/\$L/g if ($win64); } $ret; } @@ -332,7 +346,7 @@ my $current_function; "%r14"=>0x01358d4c, "%r15"=>0x013d8d4c ); if ($line =~ /^\s*(\.\w+)/) { - if (!$masm) { + if (!$win64) { $self->{value} = $1; $line =~ s/\@abi\-omnipotent/\@function/; $line =~ s/\@function.*/\@function/; @@ -356,16 +370,25 @@ my $current_function; SWITCH: for ($dir) { /\.(text)/ && do { my $v=undef; - $v="$current_segment\tENDS\n" if ($current_segment); - $current_segment = "_$1\$"; - $current_segment =~ tr/[a-z]/[A-Z]/; - $v.="$current_segment\tSEGMENT "; - $v.=$masm>=$masmref ? "ALIGN(64)" : "PAGE"; - $v.=" 'CODE'"; + if ($nasm) { + $v ="section .$1 code align=64\n"; + $v.="default rel\n"; + $v.="%define PUBLIC global"; + } else { + $v="$current_segment\tENDS\n" if ($current_segment); + $current_segment = "_$1\$"; + $current_segment =~ tr/[a-z]/[A-Z]/; + $v.="$current_segment\tSEGMENT "; + $v.=$masm>=$masmref ? "ALIGN(64)" : "PAGE"; + $v.=" 'CODE'"; + } $self->{value} = $v; last; }; - /\.extern/ && do { $self->{value} = "EXTRN\t".$line.":BYTE"; last; }; + /\.extern/ && do { $self->{value} = "EXTERN\t".$line; + $self->{value} .= ":BYTE" if (!$nasm); + last; + }; /\.globl/ && do { $self->{value} = "PUBLIC\t".$line; last; }; /\.type/ && do { ($sym,$type,$narg) = split(',',$line); if ($type eq "\@function") { @@ -380,7 +403,7 @@ my $current_function; last; }; /\.size/ && do { if (defined($current_function)) { - $self->{value}="$current_function->{name}\tENDP"; + $self->{value}="$current_function->{name}\tENDP" if(!$nasm); undef $current_function; } last; @@ -390,14 +413,18 @@ my $current_function; && do { my @arr = split(',',$line); my $sz = substr($1,0,1); my $last = pop(@arr); + my $conv = sub { my $var=shift; + if ($var=~s/0x([0-9a-f]+)/0$1h/i) { $var; } + else { sprintf"0%Xh",$var; } + }; $sz =~ tr/bvlq/BWDQ/; $self->{value} = "\tD$sz\t"; - for (@arr) { $self->{value} .= sprintf"0%Xh,",oct; } - $self->{value} .= sprintf"0%Xh",oct($last); + for (@arr) { $self->{value} .= &$conv($_).","; } + $self->{value} .= &$conv($last); last; }; - /\.picmeup/ && do { $self->{value} = sprintf"\tDD\t 0%Xh,090000000h",$opcode{$line}; + /\.picmeup/ && do { $self->{value} = sprintf"\tDD\t0%Xh,090000000h",$opcode{$line}; last; }; /\.asciz/ && do { if ($line =~ /^"(.*)"$/) { @@ -463,10 +490,11 @@ while($line=<>) { $sz=opcode->size(); if (defined($dst)) { - if (!$masm) { + if (!$win64) { printf "\t%s\t%s,%s", $opcode->out($dst->size()), $src->out($sz),$dst->out($sz); } else { + undef $sz if ($nasm && $opcode->mnemonic() eq "lea"); printf "\t%s\t%s,%s", $opcode->out(), $dst->out($sz),$src->out($sz); } @@ -480,7 +508,7 @@ while($line=<>) { print $line,"\n"; } -print "\n$current_segment\tENDS\nEND\n" if ($masm); +print "\n$current_segment\tENDS\nEND\n" if ($current_segment); close STDOUT; |