diff options
Diffstat (limited to 'src/lib/libcrypto/bn/asm/alpha/mul.pl')
-rw-r--r-- | src/lib/libcrypto/bn/asm/alpha/mul.pl | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/lib/libcrypto/bn/asm/alpha/mul.pl b/src/lib/libcrypto/bn/asm/alpha/mul.pl new file mode 100644 index 0000000000..76c926566c --- /dev/null +++ b/src/lib/libcrypto/bn/asm/alpha/mul.pl | |||
@@ -0,0 +1,104 @@ | |||
1 | #!/usr/local/bin/perl | ||
2 | # alpha assember | ||
3 | |||
4 | sub bn_mul_words | ||
5 | { | ||
6 | local($name)=@_; | ||
7 | local($cc,$a,$b,$r,$couny); | ||
8 | |||
9 | &init_pool(4); | ||
10 | ($cc)=GR("r0"); | ||
11 | |||
12 | $rp=&wparam(0); | ||
13 | $ap=&wparam(1); | ||
14 | $count=&wparam(2); | ||
15 | $word=&wparam(3); | ||
16 | |||
17 | &function_begin($name,""); | ||
18 | |||
19 | &comment(""); | ||
20 | &sub($count,4,$count); | ||
21 | &mov("zero",$cc); | ||
22 | ### | ||
23 | &blt($count,&label("finish")); | ||
24 | |||
25 | ($a0)=&NR(1); &ld($a0,&QWPw(0,$ap)); | ||
26 | |||
27 | &set_label("loop"); | ||
28 | |||
29 | ($a1)=&NR(1); &ld($a1,&QWPw(1,$ap)); | ||
30 | ($a2)=&NR(1); &ld($a2,&QWPw(2,$ap)); | ||
31 | |||
32 | &muh($a0,$word,($h0)=&NR(1)); &FR($a0); | ||
33 | ($a3)=&NR(1); &ld($a3,&QWPw(3,$ap)); | ||
34 | ### wait 8 | ||
35 | &mul($a0,$word,($l0)=&NR(1)); &FR($a0); | ||
36 | ### wait 8 | ||
37 | &muh($a1,$word,($h1)=&NR(1)); &FR($a1); | ||
38 | &add($l0,$cc,$l0); ### wait 8 | ||
39 | &mul($a1,$word,($l1)=&NR(1)); &FR($a1); | ||
40 | &cmpult($l0,$cc,$cc); ### wait 8 | ||
41 | &muh($a2,$word,($h2)=&NR(1)); &FR($a2); | ||
42 | &add($h0,$cc,$cc); &FR($h0); ### wait 8 | ||
43 | &mul($a2,$word,($l2)=&NR(1)); &FR($a2); | ||
44 | &add($l1,$cc,$l1); ### wait 8 | ||
45 | &st($l0,&QWPw(0,$rp)); &FR($l0); | ||
46 | &cmpult($l1,$cc,$cc); ### wait 8 | ||
47 | &muh($a3,$word,($h3)=&NR(1)); &FR($a3); | ||
48 | &add($h1,$cc,$cc); &FR($h1); | ||
49 | &mul($a3,$word,($l3)=&NR(1)); &FR($a3); | ||
50 | &add($l2,$cc,$l2); | ||
51 | &st($l1,&QWPw(1,$rp)); &FR($l1); | ||
52 | &cmpult($l2,$cc,$cc); | ||
53 | &add($h2,$cc,$cc); &FR($h2); | ||
54 | &sub($count,4,$count); # count-=4 | ||
55 | &st($l2,&QWPw(2,$rp)); &FR($l2); | ||
56 | &add($l3,$cc,$l3); | ||
57 | &cmpult($l3,$cc,$cc); | ||
58 | &add($bp,4*$QWS,$bp); # count+=4 | ||
59 | &add($h3,$cc,$cc); &FR($h3); | ||
60 | &add($ap,4*$QWS,$ap); # count+=4 | ||
61 | &st($l3,&QWPw(3,$rp)); &FR($l3); | ||
62 | &add($rp,4*$QWS,$rp); # count+=4 | ||
63 | ### | ||
64 | &blt($count,&label("finish")); | ||
65 | ($a0)=&NR(1); &ld($a0,&QWPw(0,$ap)); | ||
66 | &br(&label("finish")); | ||
67 | ################################################## | ||
68 | |||
69 | ################################################## | ||
70 | # Do the last 0..3 words | ||
71 | |||
72 | &set_label("last_loop"); | ||
73 | |||
74 | &ld(($a0)=&NR(1),&QWPw(0,$ap)); # get a | ||
75 | ### | ||
76 | ### | ||
77 | ### | ||
78 | &muh($a0,$word,($h0)=&NR(1)); | ||
79 | ### Wait 8 for next mul issue | ||
80 | &mul($a0,$word,($l0)=&NR(1)); &FR($a0) | ||
81 | &add($ap,$QWS,$ap); | ||
82 | ### Loose 12 until result is available | ||
83 | &add($rp,$QWS,$rp); | ||
84 | &sub($count,1,$count); | ||
85 | &add($l0,$cc,$l0); | ||
86 | ### | ||
87 | &st($l0,&QWPw(-1,$rp)); &FR($l0); | ||
88 | &cmpult($l0,$cc,$cc); | ||
89 | &add($h0,$cc,$cc); &FR($h0); | ||
90 | &bgt($count,&label("last_loop")); | ||
91 | &function_end_A($name); | ||
92 | |||
93 | ###################################################### | ||
94 | &set_label("finish"); | ||
95 | &add($count,4,$count); | ||
96 | &bgt($count,&label("last_loop")); | ||
97 | |||
98 | &set_label("end"); | ||
99 | &function_end($name); | ||
100 | |||
101 | &fin_pool; | ||
102 | } | ||
103 | |||
104 | 1; | ||