diff options
Diffstat (limited to 'openssl/crypto/perlasm/x86unix.pl')
| -rw-r--r-- | openssl/crypto/perlasm/x86unix.pl | 725 |
1 files changed, 0 insertions, 725 deletions
diff --git a/openssl/crypto/perlasm/x86unix.pl b/openssl/crypto/perlasm/x86unix.pl deleted file mode 100644 index a4c947165..000000000 --- a/openssl/crypto/perlasm/x86unix.pl +++ /dev/null @@ -1,725 +0,0 @@ -#!/usr/local/bin/perl - -package x86unix; # GAS actually... - -$label="L000"; -$const=""; -$constl=0; - -$align=($main'aout)?"4":"16"; -$under=($main'aout or $main'coff)?"_":""; -$dot=($main'aout)?"":"."; -$com_start="#" if ($main'aout or $main'coff); - -sub main'asm_init_output { @out=(); } -sub main'asm_get_output { return(@out); } -sub main'get_labels { return(@labels); } -sub main'external_label { push(@labels,@_); } - -if ($main'cpp) - { - $align="ALIGN"; - $under=""; - $com_start='/*'; - $com_end='*/'; - } - -%lb=( 'eax', '%al', - 'ebx', '%bl', - 'ecx', '%cl', - 'edx', '%dl', - 'ax', '%al', - 'bx', '%bl', - 'cx', '%cl', - 'dx', '%dl', - ); - -%hb=( 'eax', '%ah', - 'ebx', '%bh', - 'ecx', '%ch', - 'edx', '%dh', - 'ax', '%ah', - 'bx', '%bh', - 'cx', '%ch', - 'dx', '%dh', - ); - -%regs=( 'eax', '%eax', - 'ebx', '%ebx', - 'ecx', '%ecx', - 'edx', '%edx', - 'esi', '%esi', - 'edi', '%edi', - 'ebp', '%ebp', - 'esp', '%esp', - - 'mm0', '%mm0', - 'mm1', '%mm1', - 'mm2', '%mm2', - 'mm3', '%mm3', - 'mm4', '%mm4', - 'mm5', '%mm5', - 'mm6', '%mm6', - 'mm7', '%mm7', - - 'xmm0', '%xmm0', - 'xmm1', '%xmm1', - 'xmm2', '%xmm2', - 'xmm3', '%xmm3', - 'xmm4', '%xmm4', - 'xmm5', '%xmm5', - 'xmm6', '%xmm6', - 'xmm7', '%xmm7', - ); - -%reg_val=( - 'eax', 0x00, - 'ebx', 0x03, - 'ecx', 0x01, - 'edx', 0x02, - 'esi', 0x06, - 'edi', 0x07, - 'ebp', 0x05, - 'esp', 0x04, - ); - -sub main'LB - { - (defined($lb{$_[0]})) || die "$_[0] does not have a 'low byte'\n"; - return($lb{$_[0]}); - } - -sub main'HB - { - (defined($hb{$_[0]})) || die "$_[0] does not have a 'high byte'\n"; - return($hb{$_[0]}); - } - -sub main'DWP - { - local($addr,$reg1,$reg2,$idx)=@_; - - $ret=""; - $addr =~ s/(^|[+ \t])([A-Za-z_]+[A-Za-z0-9_]+)($|[+ \t])/$1$under$2$3/; - $reg1="$regs{$reg1}" if defined($regs{$reg1}); - $reg2="$regs{$reg2}" if defined($regs{$reg2}); - $ret.=$addr if ($addr ne "") && ($addr ne 0); - if ($reg2 ne "") - { - if($idx ne "" && $idx != 0) - { $ret.="($reg1,$reg2,$idx)"; } - else - { $ret.="($reg1,$reg2)"; } - } - elsif ($reg1 ne "") - { $ret.="($reg1)" } - return($ret); - } - -sub main'QWP - { - return(&main'DWP(@_)); - } - -sub main'BP - { - return(&main'DWP(@_)); - } - -sub main'BC - { - return @_; - } - -sub main'DWC - { - return @_; - } - -#sub main'BP -# { -# local($addr,$reg1,$reg2,$idx)=@_; -# -# $ret=""; -# -# $addr =~ s/(^|[+ \t])([A-Za-z_]+)($|[+ \t])/$1$under$2$3/; -# $reg1="$regs{$reg1}" if defined($regs{$reg1}); -# $reg2="$regs{$reg2}" if defined($regs{$reg2}); -# $ret.=$addr if ($addr ne "") && ($addr ne 0); -# if ($reg2 ne "") -# { $ret.="($reg1,$reg2,$idx)"; } -# else -# { $ret.="($reg1)" } -# return($ret); -# } - -sub main'mov { &out2("movl",@_); } -sub main'movb { &out2("movb",@_); } -sub main'and { &out2("andl",@_); } -sub main'or { &out2("orl",@_); } -sub main'shl { &out2("sall",@_); } -sub main'shr { &out2("shrl",@_); } -sub main'xor { &out2("xorl",@_); } -sub main'xorb { &out2("xorb",@_); } -sub main'add { &out2($_[0]=~/%[a-d][lh]/?"addb":"addl",@_); } -sub main'adc { &out2("adcl",@_); } -sub main'sub { &out2("subl",@_); } -sub main'sbb { &out2("sbbl",@_); } -sub main'rotl { &out2("roll",@_); } -sub main'rotr { &out2("rorl",@_); } -sub main'exch { &out2($_[0]=~/%[a-d][lh]/?"xchgb":"xchgl",@_); } -sub main'cmp { &out2("cmpl",@_); } -sub main'lea { &out2("leal",@_); } -sub main'mul { &out1("mull",@_); } -sub main'imul { &out2("imull",@_); } -sub main'div { &out1("divl",@_); } -sub main'jmp { &out1("jmp",@_); } -sub main'jmp_ptr { &out1p("jmp",@_); } -sub main'je { &out1("je",@_); } -sub main'jle { &out1("jle",@_); } -sub main'jne { &out1("jne",@_); } -sub main'jnz { &out1("jnz",@_); } -sub main'jz { &out1("jz",@_); } -sub main'jge { &out1("jge",@_); } -sub main'jl { &out1("jl",@_); } -sub main'ja { &out1("ja",@_); } -sub main'jae { &out1("jae",@_); } -sub main'jb { &out1("jb",@_); } -sub main'jbe { &out1("jbe",@_); } -sub main'jc { &out1("jc",@_); } -sub main'jnc { &out1("jnc",@_); } -sub main'jno { &out1("jno",@_); } -sub main'dec { &out1("decl",@_); } -sub main'inc { &out1($_[0]=~/%[a-d][hl]/?"incb":"incl",@_); } -sub main'push { &out1("pushl",@_); $stack+=4; } -sub main'pop { &out1("popl",@_); $stack-=4; } -sub main'pushf { &out0("pushfl"); $stack+=4; } -sub main'popf { &out0("popfl"); $stack-=4; } -sub main'not { &out1("notl",@_); } -sub main'call { my $pre=$under; - foreach $i (%label) - { if ($label{$i} eq $_[0]) { $pre=''; last; } } - &out1("call",$pre.$_[0]); - } -sub main'call_ptr { &out1p("call",@_); } -sub main'ret { &out0("ret"); } -sub main'nop { &out0("nop"); } -sub main'test { &out2("testl",@_); } -sub main'bt { &out2("btl",@_); } -sub main'leave { &out0("leave"); } -sub main'cpuid { &out0(".byte\t0x0f,0xa2"); } -sub main'rdtsc { &out0(".byte\t0x0f,0x31"); } -sub main'halt { &out0("hlt"); } -sub main'movz { &out2("movzbl",@_); } -sub main'neg { &out1("negl",@_); } -sub main'cld { &out0("cld"); } - -# SSE2 -sub main'emms { &out0("emms"); } -sub main'movd { &out2("movd",@_); } -sub main'movdqu { &out2("movdqu",@_); } -sub main'movdqa { &out2("movdqa",@_); } -sub main'movdq2q{ &out2("movdq2q",@_); } -sub main'movq2dq{ &out2("movq2dq",@_); } -sub main'paddq { &out2("paddq",@_); } -sub main'pmuludq{ &out2("pmuludq",@_); } -sub main'psrlq { &out2("psrlq",@_); } -sub main'psllq { &out2("psllq",@_); } -sub main'pxor { &out2("pxor",@_); } -sub main'por { &out2("por",@_); } -sub main'pand { &out2("pand",@_); } -sub main'movq { - local($p1,$p2,$optimize)=@_; - if ($optimize && $p1=~/^mm[0-7]$/ && $p2=~/^mm[0-7]$/) - # movq between mmx registers can sink Intel CPUs - { push(@out,"\tpshufw\t\$0xe4,%$p2,%$p1\n"); } - else { &out2("movq",@_); } - } - -# The bswapl instruction is new for the 486. Emulate if i386. -sub main'bswap - { - if ($main'i386) - { - &main'comment("bswapl @_"); - &main'exch(main'HB(@_),main'LB(@_)); - &main'rotr(@_,16); - &main'exch(main'HB(@_),main'LB(@_)); - } - else - { - &out1("bswapl",@_); - } - } - -sub out2 - { - local($name,$p1,$p2)=@_; - local($l,$ll,$t); - local(%special)=( "roll",0xD1C0,"rorl",0xD1C8, - "rcll",0xD1D0,"rcrl",0xD1D8, - "shll",0xD1E0,"shrl",0xD1E8, - "sarl",0xD1F8); - - if ((defined($special{$name})) && defined($regs{$p1}) && ($p2 == 1)) - { - $op=$special{$name}|$reg_val{$p1}; - $tmp1=sprintf(".byte %d\n",($op>>8)&0xff); - $tmp2=sprintf(".byte %d\t",$op &0xff); - push(@out,$tmp1); - push(@out,$tmp2); - - $p2=&conv($p2); - $p1=&conv($p1); - &main'comment("$name $p2 $p1"); - return; - } - - push(@out,"\t$name\t"); - $t=&conv($p2).","; - $l=length($t); - push(@out,$t); - $ll=4-($l+9)/8; - $tmp1=sprintf("\t" x $ll); - push(@out,$tmp1); - push(@out,&conv($p1)."\n"); - } - -sub out1 - { - local($name,$p1)=@_; - local($l,$t); - local(%special)=("bswapl",0x0FC8); - - if ((defined($special{$name})) && defined($regs{$p1})) - { - $op=$special{$name}|$reg_val{$p1}; - $tmp1=sprintf(".byte %d\n",($op>>8)&0xff); - $tmp2=sprintf(".byte %d\t",$op &0xff); - push(@out,$tmp1); - push(@out,$tmp2); - - $p2=&conv($p2); - $p1=&conv($p1); - &main'comment("$name $p2 $p1"); - return; - } - - push(@out,"\t$name\t".&conv($p1)."\n"); - } - -sub out1p - { - local($name,$p1)=@_; - local($l,$t); - - push(@out,"\t$name\t*".&conv($p1)."\n"); - } - -sub out0 - { - push(@out,"\t$_[0]\n"); - } - -sub conv - { - local($p)=@_; - -# $p =~ s/0x([0-9A-Fa-f]+)/0$1h/; - - $p=$regs{$p} if (defined($regs{$p})); - - $p =~ s/^(-{0,1}[0-9A-Fa-f]+)$/\$$1/; - $p =~ s/^(0x[0-9A-Fa-f]+)$/\$$1/; - return $p; - } - -sub main'file - { - local($file)=@_; - - local($tmp)=<<"EOF"; - .file "$file.s" -EOF - push(@out,$tmp); - } - -sub main'function_begin - { - local($func)=@_; - - &main'external_label($func); - $func=$under.$func; - - local($tmp)=<<"EOF"; -.text -.globl $func -EOF - push(@out,$tmp); - if ($main'cpp) - { $tmp=push(@out,"TYPE($func,\@function)\n"); } - elsif ($main'coff) - { $tmp=push(@out,".def\t$func;\t.scl\t2;\t.type\t32;\t.endef\n"); } - elsif ($main'aout and !$main'pic) - { } - else { $tmp=push(@out,".type\t$func,\@function\n"); } - push(@out,".align\t$align\n"); - push(@out,"$func:\n"); - $tmp=<<"EOF"; - pushl %ebp - pushl %ebx - pushl %esi - pushl %edi - -EOF - push(@out,$tmp); - $stack=20; - } - -sub main'function_begin_B - { - local($func,$extra)=@_; - - &main'external_label($func); - $func=$under.$func; - - local($tmp)=<<"EOF"; -.text -.globl $func -EOF - push(@out,$tmp); - if ($main'cpp) - { push(@out,"TYPE($func,\@function)\n"); } - elsif ($main'coff) - { $tmp=push(@out,".def\t$func;\t.scl\t2;\t.type\t32;\t.endef\n"); } - elsif ($main'aout and !$main'pic) - { } - else { push(@out,".type $func,\@function\n"); } - push(@out,".align\t$align\n"); - push(@out,"$func:\n"); - $stack=4; - } - -sub main'function_end - { - local($func)=@_; - - $func=$under.$func; - - local($tmp)=<<"EOF"; - popl %edi - popl %esi - popl %ebx - popl %ebp - ret -${dot}L_${func}_end: -EOF - push(@out,$tmp); - - if ($main'cpp) - { push(@out,"SIZE($func,${dot}L_${func}_end-$func)\n"); } - elsif ($main'coff or $main'aout) - { } - else { push(@out,".size\t$func,${dot}L_${func}_end-$func\n"); } - push(@out,".ident \"$func\"\n"); - $stack=0; - %label=(); - } - -sub main'function_end_A - { - local($func)=@_; - - local($tmp)=<<"EOF"; - popl %edi - popl %esi - popl %ebx - popl %ebp - ret -EOF - push(@out,$tmp); - } - -sub main'function_end_B - { - local($func)=@_; - - $func=$under.$func; - - push(@out,"${dot}L_${func}_end:\n"); - if ($main'cpp) - { push(@out,"SIZE($func,${dot}L_${func}_end-$func)\n"); } - elsif ($main'coff or $main'aout) - { } - else { push(@out,".size\t$func,${dot}L_${func}_end-$func\n"); } - push(@out,".ident \"$func\"\n"); - $stack=0; - %label=(); - } - -sub main'wparam - { - local($num)=@_; - - return(&main'DWP($stack+$num*4,"esp","",0)); - } - -sub main'stack_push - { - local($num)=@_; - $stack+=$num*4; - &main'sub("esp",$num*4); - } - -sub main'stack_pop - { - local($num)=@_; - $stack-=$num*4; - &main'add("esp",$num*4); - } - -sub main'swtmp - { - return(&main'DWP($_[0]*4,"esp","",0)); - } - -# Should use swtmp, which is above esp. Linix can trash the stack above esp -#sub main'wtmp -# { -# local($num)=@_; -# -# return(&main'DWP(-($num+1)*4,"esp","",0)); -# } - -sub main'comment - { - if (!defined($com_start) or $main'elf) - { # Regarding $main'elf above... - # GNU and SVR4 as'es use different comment delimiters, - push(@out,"\n"); # so we just skip ELF comments... - return; - } - foreach (@_) - { - if (/^\s*$/) - { push(@out,"\n"); } - else - { push(@out,"\t$com_start $_ $com_end\n"); } - } - } - -sub main'public_label - { - $label{$_[0]}="${under}${_[0]}" if (!defined($label{$_[0]})); - push(@out,".globl\t$label{$_[0]}\n"); - } - -sub main'label - { - if (!defined($label{$_[0]})) - { - $label{$_[0]}="${dot}${label}${_[0]}"; - $label++; - } - return($label{$_[0]}); - } - -sub main'set_label - { - if (!defined($label{$_[0]})) - { - $label{$_[0]}="${dot}${label}${_[0]}"; - $label++; - } - if ($_[1]!=0) - { - if ($_[1]>1) { main'align($_[1]); } - else { push(@out,".align $align\n"); } - } - push(@out,"$label{$_[0]}:\n"); - } - -sub main'file_end - { - # try to detect if SSE2 or MMX extensions were used on ELF platform... - if ($main'elf && grep {/\b%[x]*mm[0-7]\b|OPENSSL_ia32cap_P\b/i} @out) { - local($tmp); - - push (@out,"\n.section\t.bss\n"); - push (@out,".comm\t${under}OPENSSL_ia32cap_P,4,4\n"); - - return; - } - - if ($const ne "") - { - push(@out,".section .rodata\n"); - push(@out,$const); - $const=""; - } - } - -sub main'data_byte - { - push(@out,"\t.byte\t".join(',',@_)."\n"); - } - -sub main'data_word - { - push(@out,"\t.long\t".join(',',@_)."\n"); - } - -sub main'align - { - my $val=$_[0],$p2,$i; - if ($main'aout) { - for ($p2=0;$val!=0;$val>>=1) { $p2++; } - $val=$p2-1; - $val.=",0x90"; - } - push(@out,".align\t$val\n"); - } - -# debug output functions: puts, putx, printf - -sub main'puts - { - &pushvars(); - &main'push('$Lstring' . ++$constl); - &main'call('puts'); - $stack-=4; - &main'add("esp",4); - &popvars(); - - $const .= "Lstring$constl:\n\t.string \"@_[0]\"\n"; - } - -sub main'putx - { - &pushvars(); - &main'push($_[0]); - &main'push('$Lstring' . ++$constl); - &main'call('printf'); - &main'add("esp",8); - $stack-=8; - &popvars(); - - $const .= "Lstring$constl:\n\t.string \"\%X\"\n"; - } - -sub main'printf - { - $ostack = $stack; - &pushvars(); - for ($i = @_ - 1; $i >= 0; $i--) - { - if ($i == 0) # change this to support %s format strings - { - &main'push('$Lstring' . ++$constl); - $const .= "Lstring$constl:\n\t.string \"@_[$i]\"\n"; - } - else - { - if ($_[$i] =~ /([0-9]*)\(%esp\)/) - { - &main'push(($1 + $stack - $ostack) . '(%esp)'); - } - else - { - &main'push($_[$i]); - } - } - } - &main'call('printf'); - $stack-=4*@_; - &main'add("esp",4*@_); - &popvars(); - } - -sub pushvars - { - &main'pushf(); - &main'push("edx"); - &main'push("ecx"); - &main'push("eax"); - } - -sub popvars - { - &main'pop("eax"); - &main'pop("ecx"); - &main'pop("edx"); - &main'popf(); - } - -sub main'picmeup - { - local($dst,$sym)=@_; - if ($main'cpp) - { - local($tmp)=<<___; -#if (defined(ELF) || defined(SOL)) && defined(PIC) - call 1f -1: popl $regs{$dst} - addl \$_GLOBAL_OFFSET_TABLE_+[.-1b],$regs{$dst} - movl $sym\@GOT($regs{$dst}),$regs{$dst} -#else - leal $sym,$regs{$dst} -#endif -___ - push(@out,$tmp); - } - elsif ($main'pic && ($main'elf || $main'aout)) - { - &main'call(&main'label("PIC_me_up")); - &main'set_label("PIC_me_up"); - &main'blindpop($dst); - &main'add($dst,"\$${under}_GLOBAL_OFFSET_TABLE_+[.-". - &main'label("PIC_me_up") . "]"); - &main'mov($dst,&main'DWP($under.$sym."\@GOT",$dst)); - } - else - { - &main'lea($dst,&main'DWP($sym)); - } - } - -sub main'blindpop { &out1("popl",@_); } - -sub main'initseg - { - local($f)=@_; - local($tmp); - if ($main'elf) - { - $tmp=<<___; -.section .init - call $under$f - jmp .Linitalign -.align $align -.Linitalign: -___ - } - elsif ($main'coff) - { - $tmp=<<___; # applies to both Cygwin and Mingw -.section .ctors -.long $under$f -___ - } - elsif ($main'aout) - { - local($ctor)="${under}_GLOBAL_\$I\$$f"; - $tmp=".text\n"; - $tmp.=".type $ctor,\@function\n" if ($main'pic); - $tmp.=<<___; # OpenBSD way... -.globl $ctor -.align 2 -$ctor: - jmp $under$f -___ - } - push(@out,$tmp) if ($tmp); - } - -1; |