diff options
Diffstat (limited to 'crypto/openssl/crypto/bn/asm/bn-586.pl')
| -rw-r--r-- | crypto/openssl/crypto/bn/asm/bn-586.pl | 384 |
1 files changed, 0 insertions, 384 deletions
diff --git a/crypto/openssl/crypto/bn/asm/bn-586.pl b/crypto/openssl/crypto/bn/asm/bn-586.pl deleted file mode 100644 index 5191bed273eb6..0000000000000 --- a/crypto/openssl/crypto/bn/asm/bn-586.pl +++ /dev/null @@ -1,384 +0,0 @@ -#!/usr/local/bin/perl - -push(@INC,"perlasm","../../perlasm"); -require "x86asm.pl"; - -&asm_init($ARGV[0],$0); - -&bn_mul_add_words("bn_mul_add_words"); -&bn_mul_words("bn_mul_words"); -&bn_sqr_words("bn_sqr_words"); -&bn_div_words("bn_div_words"); -&bn_add_words("bn_add_words"); -&bn_sub_words("bn_sub_words"); - -&asm_finish(); - -sub bn_mul_add_words - { - local($name)=@_; - - &function_begin($name,""); - - &comment(""); - $Low="eax"; - $High="edx"; - $a="ebx"; - $w="ebp"; - $r="edi"; - $c="esi"; - - &xor($c,$c); # clear carry - &mov($r,&wparam(0)); # - - &mov("ecx",&wparam(2)); # - &mov($a,&wparam(1)); # - - &and("ecx",0xfffffff8); # num / 8 - &mov($w,&wparam(3)); # - - &push("ecx"); # Up the stack for a tmp variable - - &jz(&label("maw_finish")); - - &set_label("maw_loop",0); - - &mov(&swtmp(0),"ecx"); # - - for ($i=0; $i<32; $i+=4) - { - &comment("Round $i"); - - &mov("eax",&DWP($i,$a,"",0)); # *a - &mul($w); # *a * w - &add("eax",$c); # L(t)+= *r - &mov($c,&DWP($i,$r,"",0)); # L(t)+= *r - &adc("edx",0); # H(t)+=carry - &add("eax",$c); # L(t)+=c - &adc("edx",0); # H(t)+=carry - &mov(&DWP($i,$r,"",0),"eax"); # *r= L(t); - &mov($c,"edx"); # c= H(t); - } - - &comment(""); - &mov("ecx",&swtmp(0)); # - &add($a,32); - &add($r,32); - &sub("ecx",8); - &jnz(&label("maw_loop")); - - &set_label("maw_finish",0); - &mov("ecx",&wparam(2)); # get num - &and("ecx",7); - &jnz(&label("maw_finish2")); # helps branch prediction - &jmp(&label("maw_end")); - - &set_label("maw_finish2",1); - for ($i=0; $i<7; $i++) - { - &comment("Tail Round $i"); - &mov("eax",&DWP($i*4,$a,"",0));# *a - &mul($w); # *a * w - &add("eax",$c); # L(t)+=c - &mov($c,&DWP($i*4,$r,"",0)); # L(t)+= *r - &adc("edx",0); # H(t)+=carry - &add("eax",$c); - &adc("edx",0); # H(t)+=carry - &dec("ecx") if ($i != 7-1); - &mov(&DWP($i*4,$r,"",0),"eax"); # *r= L(t); - &mov($c,"edx"); # c= H(t); - &jz(&label("maw_end")) if ($i != 7-1); - } - &set_label("maw_end",0); - &mov("eax",$c); - - &pop("ecx"); # clear variable from - - &function_end($name); - } - -sub bn_mul_words - { - local($name)=@_; - - &function_begin($name,""); - - &comment(""); - $Low="eax"; - $High="edx"; - $a="ebx"; - $w="ecx"; - $r="edi"; - $c="esi"; - $num="ebp"; - - &xor($c,$c); # clear carry - &mov($r,&wparam(0)); # - &mov($a,&wparam(1)); # - &mov($num,&wparam(2)); # - &mov($w,&wparam(3)); # - - &and($num,0xfffffff8); # num / 8 - &jz(&label("mw_finish")); - - &set_label("mw_loop",0); - for ($i=0; $i<32; $i+=4) - { - &comment("Round $i"); - - &mov("eax",&DWP($i,$a,"",0)); # *a - &mul($w); # *a * w - &add("eax",$c); # L(t)+=c - # XXX - - &adc("edx",0); # H(t)+=carry - &mov(&DWP($i,$r,"",0),"eax"); # *r= L(t); - - &mov($c,"edx"); # c= H(t); - } - - &comment(""); - &add($a,32); - &add($r,32); - &sub($num,8); - &jz(&label("mw_finish")); - &jmp(&label("mw_loop")); - - &set_label("mw_finish",0); - &mov($num,&wparam(2)); # get num - &and($num,7); - &jnz(&label("mw_finish2")); - &jmp(&label("mw_end")); - - &set_label("mw_finish2",1); - for ($i=0; $i<7; $i++) - { - &comment("Tail Round $i"); - &mov("eax",&DWP($i*4,$a,"",0));# *a - &mul($w); # *a * w - &add("eax",$c); # L(t)+=c - # XXX - &adc("edx",0); # H(t)+=carry - &mov(&DWP($i*4,$r,"",0),"eax");# *r= L(t); - &mov($c,"edx"); # c= H(t); - &dec($num) if ($i != 7-1); - &jz(&label("mw_end")) if ($i != 7-1); - } - &set_label("mw_end",0); - &mov("eax",$c); - - &function_end($name); - } - -sub bn_sqr_words - { - local($name)=@_; - - &function_begin($name,""); - - &comment(""); - $r="esi"; - $a="edi"; - $num="ebx"; - - &mov($r,&wparam(0)); # - &mov($a,&wparam(1)); # - &mov($num,&wparam(2)); # - - &and($num,0xfffffff8); # num / 8 - &jz(&label("sw_finish")); - - &set_label("sw_loop",0); - for ($i=0; $i<32; $i+=4) - { - &comment("Round $i"); - &mov("eax",&DWP($i,$a,"",0)); # *a - # XXX - &mul("eax"); # *a * *a - &mov(&DWP($i*2,$r,"",0),"eax"); # - &mov(&DWP($i*2+4,$r,"",0),"edx");# - } - - &comment(""); - &add($a,32); - &add($r,64); - &sub($num,8); - &jnz(&label("sw_loop")); - - &set_label("sw_finish",0); - &mov($num,&wparam(2)); # get num - &and($num,7); - &jz(&label("sw_end")); - - for ($i=0; $i<7; $i++) - { - &comment("Tail Round $i"); - &mov("eax",&DWP($i*4,$a,"",0)); # *a - # XXX - &mul("eax"); # *a * *a - &mov(&DWP($i*8,$r,"",0),"eax"); # - &dec($num) if ($i != 7-1); - &mov(&DWP($i*8+4,$r,"",0),"edx"); - &jz(&label("sw_end")) if ($i != 7-1); - } - &set_label("sw_end",0); - - &function_end($name); - } - -sub bn_div_words - { - local($name)=@_; - - &function_begin($name,""); - &mov("edx",&wparam(0)); # - &mov("eax",&wparam(1)); # - &mov("ebx",&wparam(2)); # - &div("ebx"); - &function_end($name); - } - -sub bn_add_words - { - local($name)=@_; - - &function_begin($name,""); - - &comment(""); - $a="esi"; - $b="edi"; - $c="eax"; - $r="ebx"; - $tmp1="ecx"; - $tmp2="edx"; - $num="ebp"; - - &mov($r,&wparam(0)); # get r - &mov($a,&wparam(1)); # get a - &mov($b,&wparam(2)); # get b - &mov($num,&wparam(3)); # get num - &xor($c,$c); # clear carry - &and($num,0xfffffff8); # num / 8 - - &jz(&label("aw_finish")); - - &set_label("aw_loop",0); - for ($i=0; $i<8; $i++) - { - &comment("Round $i"); - - &mov($tmp1,&DWP($i*4,$a,"",0)); # *a - &mov($tmp2,&DWP($i*4,$b,"",0)); # *b - &add($tmp1,$c); - &mov($c,0); - &adc($c,$c); - &add($tmp1,$tmp2); - &adc($c,0); - &mov(&DWP($i*4,$r,"",0),$tmp1); # *r - } - - &comment(""); - &add($a,32); - &add($b,32); - &add($r,32); - &sub($num,8); - &jnz(&label("aw_loop")); - - &set_label("aw_finish",0); - &mov($num,&wparam(3)); # get num - &and($num,7); - &jz(&label("aw_end")); - - for ($i=0; $i<7; $i++) - { - &comment("Tail Round $i"); - &mov($tmp1,&DWP($i*4,$a,"",0)); # *a - &mov($tmp2,&DWP($i*4,$b,"",0));# *b - &add($tmp1,$c); - &mov($c,0); - &adc($c,$c); - &add($tmp1,$tmp2); - &adc($c,0); - &dec($num) if ($i != 6); - &mov(&DWP($i*4,$r,"",0),$tmp1); # *a - &jz(&label("aw_end")) if ($i != 6); - } - &set_label("aw_end",0); - -# &mov("eax",$c); # $c is "eax" - - &function_end($name); - } - -sub bn_sub_words - { - local($name)=@_; - - &function_begin($name,""); - - &comment(""); - $a="esi"; - $b="edi"; - $c="eax"; - $r="ebx"; - $tmp1="ecx"; - $tmp2="edx"; - $num="ebp"; - - &mov($r,&wparam(0)); # get r - &mov($a,&wparam(1)); # get a - &mov($b,&wparam(2)); # get b - &mov($num,&wparam(3)); # get num - &xor($c,$c); # clear carry - &and($num,0xfffffff8); # num / 8 - - &jz(&label("aw_finish")); - - &set_label("aw_loop",0); - for ($i=0; $i<8; $i++) - { - &comment("Round $i"); - - &mov($tmp1,&DWP($i*4,$a,"",0)); # *a - &mov($tmp2,&DWP($i*4,$b,"",0)); # *b - &sub($tmp1,$c); - &mov($c,0); - &adc($c,$c); - &sub($tmp1,$tmp2); - &adc($c,0); - &mov(&DWP($i*4,$r,"",0),$tmp1); # *r - } - - &comment(""); - &add($a,32); - &add($b,32); - &add($r,32); - &sub($num,8); - &jnz(&label("aw_loop")); - - &set_label("aw_finish",0); - &mov($num,&wparam(3)); # get num - &and($num,7); - &jz(&label("aw_end")); - - for ($i=0; $i<7; $i++) - { - &comment("Tail Round $i"); - &mov($tmp1,&DWP($i*4,$a,"",0)); # *a - &mov($tmp2,&DWP($i*4,$b,"",0));# *b - &sub($tmp1,$c); - &mov($c,0); - &adc($c,$c); - &sub($tmp1,$tmp2); - &adc($c,0); - &dec($num) if ($i != 6); - &mov(&DWP($i*4,$r,"",0),$tmp1); # *a - &jz(&label("aw_end")) if ($i != 6); - } - &set_label("aw_end",0); - -# &mov("eax",$c); # $c is "eax" - - &function_end($name); - } - |