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-rw-r--r--crypto/bn/asm/alpha/sqr.pl113
1 files changed, 113 insertions, 0 deletions
diff --git a/crypto/bn/asm/alpha/sqr.pl b/crypto/bn/asm/alpha/sqr.pl
new file mode 100644
index 0000000..a55b696
--- /dev/null
+++ b/crypto/bn/asm/alpha/sqr.pl
@@ -0,0 +1,113 @@
+#!/usr/local/bin/perl
+# alpha assember
+
+sub bn_sqr_words
+ {
+ local($name)=@_;
+ local($cc,$a,$b,$r,$couny);
+
+ &init_pool(3);
+ ($cc)=GR("r0");
+
+ $rp=&wparam(0);
+ $ap=&wparam(1);
+ $count=&wparam(2);
+
+ &function_begin($name,"");
+
+ &comment("");
+ &sub($count,4,$count);
+ &mov("zero",$cc);
+ &br(&label("finish"));
+ &blt($count,&label("finish"));
+
+ ($a0,$r0)=&NR(2);
+ &ld($a0,&QWPw(0,$ap));
+ &ld($r0,&QWPw(0,$rp));
+
+$a=<<'EOF';
+##########################################################
+ &set_label("loop");
+
+ ($a1)=&NR(1); &ld($a1,&QWPw(1,$ap));
+ ($b1)=&NR(1); &ld($b1,&QWPw(1,$bp));
+ ($a2)=&NR(1); &ld($a2,&QWPw(2,$ap));
+ ($b2)=&NR(1); &ld($b2,&QWPw(2,$bp));
+ ($a3)=&NR(1); &ld($a3,&QWPw(3,$ap));
+ ($b3)=&NR(1); &ld($b3,&QWPw(3,$bp));
+
+ ($o0,$t0)=&NR(2);
+ &add($a0,$b0,$o0);
+ &cmpult($o0,$b0,$t0);
+ &add($o0,$cc,$o0);
+ &cmpult($o0,$cc,$cc);
+ &add($cc,$t0,$cc); &FR($t0);
+
+ ($t1,$o1)=&NR(2);
+
+ &add($a1,$b1,$o1); &FR($a1);
+ &cmpult($o1,$b1,$t1); &FR($b1);
+ &add($o1,$cc,$o1);
+ &cmpult($o1,$cc,$cc);
+ &add($cc,$t1,$cc); &FR($t1);
+
+ ($t2,$o2)=&NR(2);
+
+ &add($a2,$b2,$o2); &FR($a2);
+ &cmpult($o2,$b2,$t2); &FR($b2);
+ &add($o2,$cc,$o2);
+ &cmpult($o2,$cc,$cc);
+ &add($cc,$t2,$cc); &FR($t2);
+
+ ($t3,$o3)=&NR(2);
+
+ &add($a3,$b3,$o3); &FR($a3);
+ &cmpult($o3,$b3,$t3); &FR($b3);
+ &add($o3,$cc,$o3);
+ &cmpult($o3,$cc,$cc);
+ &add($cc,$t3,$cc); &FR($t3);
+
+ &st($o0,&QWPw(0,$rp)); &FR($o0);
+ &st($o1,&QWPw(0,$rp)); &FR($o1);
+ &st($o2,&QWPw(0,$rp)); &FR($o2);
+ &st($o3,&QWPw(0,$rp)); &FR($o3);
+
+ &sub($count,4,$count); # count-=4
+ &add($ap,4*$QWS,$ap); # count+=4
+ &add($bp,4*$QWS,$bp); # count+=4
+ &add($rp,4*$QWS,$rp); # count+=4
+
+ &blt($count,&label("finish"));
+ &ld($a0,&QWPw(0,$ap));
+ &ld($b0,&QWPw(0,$bp));
+ &br(&label("loop"));
+EOF
+##################################################
+ # Do the last 0..3 words
+
+ &set_label("last_loop");
+
+ &ld(($a0)=&NR(1),&QWPw(0,$ap)); # get a
+ &mul($a0,$a0,($l0)=&NR(1));
+ &add($ap,$QWS,$ap);
+ &add($rp,2*$QWS,$rp);
+ &sub($count,1,$count);
+ &muh($a0,$a0,($h0)=&NR(1)); &FR($a0);
+ &st($l0,&QWPw(-2,$rp)); &FR($l0);
+ &st($h0,&QWPw(-1,$rp)); &FR($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;
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