diff options
Diffstat (limited to 'src/lib/libcrypto/bn/asm/alpha.works/mul.pl')
-rw-r--r-- | src/lib/libcrypto/bn/asm/alpha.works/mul.pl | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/src/lib/libcrypto/bn/asm/alpha.works/mul.pl b/src/lib/libcrypto/bn/asm/alpha.works/mul.pl new file mode 100644 index 0000000000..b182bae452 --- /dev/null +++ b/src/lib/libcrypto/bn/asm/alpha.works/mul.pl | |||
@@ -0,0 +1,116 @@ | |||
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",$cc); | ||
22 | &br(&label("finish")); | ||
23 | &blt($count,&label("finish")); | ||
24 | |||
25 | ($a0,$r0)=&NR(2); | ||
26 | &ld($a0,&QWPw(0,$ap)); | ||
27 | &ld($r0,&QWPw(0,$rp)); | ||
28 | |||
29 | $a=<<'EOF'; | ||
30 | ########################################################## | ||
31 | &set_label("loop"); | ||
32 | |||
33 | ($a1)=&NR(1); &ld($a1,&QWPw(1,$ap)); | ||
34 | ($b1)=&NR(1); &ld($b1,&QWPw(1,$bp)); | ||
35 | ($a2)=&NR(1); &ld($a2,&QWPw(2,$ap)); | ||
36 | ($b2)=&NR(1); &ld($b2,&QWPw(2,$bp)); | ||
37 | ($a3)=&NR(1); &ld($a3,&QWPw(3,$ap)); | ||
38 | ($b3)=&NR(1); &ld($b3,&QWPw(3,$bp)); | ||
39 | |||
40 | ($o0,$t0)=&NR(2); | ||
41 | &add($a0,$b0,$o0); | ||
42 | &cmpult($o0,$b0,$t0); | ||
43 | &add($o0,$cc,$o0); | ||
44 | &cmpult($o0,$cc,$cc); | ||
45 | &add($cc,$t0,$cc); &FR($t0); | ||
46 | |||
47 | ($t1,$o1)=&NR(2); | ||
48 | |||
49 | &add($a1,$b1,$o1); &FR($a1); | ||
50 | &cmpult($o1,$b1,$t1); &FR($b1); | ||
51 | &add($o1,$cc,$o1); | ||
52 | &cmpult($o1,$cc,$cc); | ||
53 | &add($cc,$t1,$cc); &FR($t1); | ||
54 | |||
55 | ($t2,$o2)=&NR(2); | ||
56 | |||
57 | &add($a2,$b2,$o2); &FR($a2); | ||
58 | &cmpult($o2,$b2,$t2); &FR($b2); | ||
59 | &add($o2,$cc,$o2); | ||
60 | &cmpult($o2,$cc,$cc); | ||
61 | &add($cc,$t2,$cc); &FR($t2); | ||
62 | |||
63 | ($t3,$o3)=&NR(2); | ||
64 | |||
65 | &add($a3,$b3,$o3); &FR($a3); | ||
66 | &cmpult($o3,$b3,$t3); &FR($b3); | ||
67 | &add($o3,$cc,$o3); | ||
68 | &cmpult($o3,$cc,$cc); | ||
69 | &add($cc,$t3,$cc); &FR($t3); | ||
70 | |||
71 | &st($o0,&QWPw(0,$rp)); &FR($o0); | ||
72 | &st($o1,&QWPw(0,$rp)); &FR($o1); | ||
73 | &st($o2,&QWPw(0,$rp)); &FR($o2); | ||
74 | &st($o3,&QWPw(0,$rp)); &FR($o3); | ||
75 | |||
76 | &sub($count,4,$count); # count-=4 | ||
77 | &add($ap,4*$QWS,$ap); # count+=4 | ||
78 | &add($bp,4*$QWS,$bp); # count+=4 | ||
79 | &add($rp,4*$QWS,$rp); # count+=4 | ||
80 | |||
81 | &blt($count,&label("finish")); | ||
82 | &ld($a0,&QWPw(0,$ap)); | ||
83 | &ld($b0,&QWPw(0,$bp)); | ||
84 | &br(&label("loop")); | ||
85 | EOF | ||
86 | ################################################## | ||
87 | # Do the last 0..3 words | ||
88 | |||
89 | &set_label("last_loop"); | ||
90 | |||
91 | &ld(($a0)=&NR(1),&QWPw(0,$ap)); # get a | ||
92 | &mul($a0,$word,($l0)=&NR(1)); | ||
93 | &add($ap,$QWS,$ap); | ||
94 | &muh($a0,$word,($h0)=&NR(1)); &FR($a0); | ||
95 | &add($l0,$cc,$l0); | ||
96 | &add($rp,$QWS,$rp); | ||
97 | &sub($count,1,$count); | ||
98 | &cmpult($l0,$cc,$cc); | ||
99 | &st($l0,&QWPw(-1,$rp)); &FR($l0); | ||
100 | &add($h0,$cc,$cc); &FR($h0); | ||
101 | |||
102 | &bgt($count,&label("last_loop")); | ||
103 | &function_end_A($name); | ||
104 | |||
105 | ###################################################### | ||
106 | &set_label("finish"); | ||
107 | &add($count,4,$count); | ||
108 | &bgt($count,&label("last_loop")); | ||
109 | |||
110 | &set_label("end"); | ||
111 | &function_end($name); | ||
112 | |||
113 | &fin_pool; | ||
114 | } | ||
115 | |||
116 | 1; | ||