diff options
Diffstat (limited to '')
| -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; | ||
