diff options
Diffstat (limited to 'crypto/openssl/crypto/bn/asm/alpha/mul.pl')
-rw-r--r-- | crypto/openssl/crypto/bn/asm/alpha/mul.pl | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/crypto/openssl/crypto/bn/asm/alpha/mul.pl b/crypto/openssl/crypto/bn/asm/alpha/mul.pl new file mode 100644 index 0000000..76c9265 --- /dev/null +++ b/crypto/openssl/crypto/bn/asm/alpha/mul.pl @@ -0,0 +1,104 @@ +#!/usr/local/bin/perl +# alpha assember + +sub bn_mul_words + { + local($name)=@_; + local($cc,$a,$b,$r,$couny); + + &init_pool(4); + ($cc)=GR("r0"); + + $rp=&wparam(0); + $ap=&wparam(1); + $count=&wparam(2); + $word=&wparam(3); + + &function_begin($name,""); + + &comment(""); + &sub($count,4,$count); + &mov("zero",$cc); + ### + &blt($count,&label("finish")); + + ($a0)=&NR(1); &ld($a0,&QWPw(0,$ap)); + + &set_label("loop"); + + ($a1)=&NR(1); &ld($a1,&QWPw(1,$ap)); + ($a2)=&NR(1); &ld($a2,&QWPw(2,$ap)); + + &muh($a0,$word,($h0)=&NR(1)); &FR($a0); + ($a3)=&NR(1); &ld($a3,&QWPw(3,$ap)); + ### wait 8 + &mul($a0,$word,($l0)=&NR(1)); &FR($a0); + ### wait 8 + &muh($a1,$word,($h1)=&NR(1)); &FR($a1); + &add($l0,$cc,$l0); ### wait 8 + &mul($a1,$word,($l1)=&NR(1)); &FR($a1); + &cmpult($l0,$cc,$cc); ### wait 8 + &muh($a2,$word,($h2)=&NR(1)); &FR($a2); + &add($h0,$cc,$cc); &FR($h0); ### wait 8 + &mul($a2,$word,($l2)=&NR(1)); &FR($a2); + &add($l1,$cc,$l1); ### wait 8 + &st($l0,&QWPw(0,$rp)); &FR($l0); + &cmpult($l1,$cc,$cc); ### wait 8 + &muh($a3,$word,($h3)=&NR(1)); &FR($a3); + &add($h1,$cc,$cc); &FR($h1); + &mul($a3,$word,($l3)=&NR(1)); &FR($a3); + &add($l2,$cc,$l2); + &st($l1,&QWPw(1,$rp)); &FR($l1); + &cmpult($l2,$cc,$cc); + &add($h2,$cc,$cc); &FR($h2); + &sub($count,4,$count); # count-=4 + &st($l2,&QWPw(2,$rp)); &FR($l2); + &add($l3,$cc,$l3); + &cmpult($l3,$cc,$cc); + &add($bp,4*$QWS,$bp); # count+=4 + &add($h3,$cc,$cc); &FR($h3); + &add($ap,4*$QWS,$ap); # count+=4 + &st($l3,&QWPw(3,$rp)); &FR($l3); + &add($rp,4*$QWS,$rp); # count+=4 + ### + &blt($count,&label("finish")); + ($a0)=&NR(1); &ld($a0,&QWPw(0,$ap)); + &br(&label("finish")); +################################################## + +################################################## + # Do the last 0..3 words + + &set_label("last_loop"); + + &ld(($a0)=&NR(1),&QWPw(0,$ap)); # get a + ### + ### + ### + &muh($a0,$word,($h0)=&NR(1)); + ### Wait 8 for next mul issue + &mul($a0,$word,($l0)=&NR(1)); &FR($a0) + &add($ap,$QWS,$ap); + ### Loose 12 until result is available + &add($rp,$QWS,$rp); + &sub($count,1,$count); + &add($l0,$cc,$l0); + ### + &st($l0,&QWPw(-1,$rp)); &FR($l0); + &cmpult($l0,$cc,$cc); + &add($h0,$cc,$cc); &FR($h0); + &bgt($count,&label("last_loop")); + &function_end_A($name); + +###################################################### + &set_label("finish"); + &add($count,4,$count); + &bgt($count,&label("last_loop")); + + &set_label("end"); + &function_end($name); + + &fin_pool; + } + +1; |