diff options
Diffstat (limited to 'src/lib/libcrypto/bn/asm/x86/mul.pl')
-rw-r--r-- | src/lib/libcrypto/bn/asm/x86/mul.pl | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/src/lib/libcrypto/bn/asm/x86/mul.pl b/src/lib/libcrypto/bn/asm/x86/mul.pl deleted file mode 100644 index 674cb9b055..0000000000 --- a/src/lib/libcrypto/bn/asm/x86/mul.pl +++ /dev/null | |||
@@ -1,77 +0,0 @@ | |||
1 | #!/usr/local/bin/perl | ||
2 | # x86 assember | ||
3 | |||
4 | sub bn_mul_words | ||
5 | { | ||
6 | local($name)=@_; | ||
7 | |||
8 | &function_begin($name,""); | ||
9 | |||
10 | &comment(""); | ||
11 | $Low="eax"; | ||
12 | $High="edx"; | ||
13 | $a="ebx"; | ||
14 | $w="ecx"; | ||
15 | $r="edi"; | ||
16 | $c="esi"; | ||
17 | $num="ebp"; | ||
18 | |||
19 | &xor($c,$c); # clear carry | ||
20 | &mov($r,&wparam(0)); # | ||
21 | &mov($a,&wparam(1)); # | ||
22 | &mov($num,&wparam(2)); # | ||
23 | &mov($w,&wparam(3)); # | ||
24 | |||
25 | &and($num,0xfffffff8); # num / 8 | ||
26 | &jz(&label("mw_finish")); | ||
27 | |||
28 | &set_label("mw_loop",0); | ||
29 | for ($i=0; $i<32; $i+=4) | ||
30 | { | ||
31 | &comment("Round $i"); | ||
32 | |||
33 | &mov("eax",&DWP($i,$a,"",0)); # *a | ||
34 | &mul($w); # *a * w | ||
35 | &add("eax",$c); # L(t)+=c | ||
36 | # XXX | ||
37 | |||
38 | &adc("edx",0); # H(t)+=carry | ||
39 | &mov(&DWP($i,$r,"",0),"eax"); # *r= L(t); | ||
40 | |||
41 | &mov($c,"edx"); # c= H(t); | ||
42 | } | ||
43 | |||
44 | &comment(""); | ||
45 | &add($a,32); | ||
46 | &add($r,32); | ||
47 | &sub($num,8); | ||
48 | &jz(&label("mw_finish")); | ||
49 | &jmp(&label("mw_loop")); | ||
50 | |||
51 | &set_label("mw_finish",0); | ||
52 | &mov($num,&wparam(2)); # get num | ||
53 | &and($num,7); | ||
54 | &jnz(&label("mw_finish2")); | ||
55 | &jmp(&label("mw_end")); | ||
56 | |||
57 | &set_label("mw_finish2",1); | ||
58 | for ($i=0; $i<7; $i++) | ||
59 | { | ||
60 | &comment("Tail Round $i"); | ||
61 | &mov("eax",&DWP($i*4,$a,"",0));# *a | ||
62 | &mul($w); # *a * w | ||
63 | &add("eax",$c); # L(t)+=c | ||
64 | # XXX | ||
65 | &adc("edx",0); # H(t)+=carry | ||
66 | &mov(&DWP($i*4,$r,"",0),"eax");# *r= L(t); | ||
67 | &mov($c,"edx"); # c= H(t); | ||
68 | &dec($num) if ($i != 7-1); | ||
69 | &jz(&label("mw_end")) if ($i != 7-1); | ||
70 | } | ||
71 | &set_label("mw_end",0); | ||
72 | &mov("eax",$c); | ||
73 | |||
74 | &function_end($name); | ||
75 | } | ||
76 | |||
77 | 1; | ||