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| author | Riccardo Spagni <ric@spagni.net> | 2015-08-24 19:34:10 +0200 |
|---|---|---|
| committer | Riccardo Spagni <ric@spagni.net> | 2015-10-26 18:00:53 +0200 |
| commit | bb0c161e7d4bff0e70b59c2f4267da96f34742af (patch) | |
| tree | 6218bba2ad3cdaa4a8c0be027587db736a2cc946 /src/crypto/crypto_ops_builder/ref10CommentedCombined/ge_sub.q | |
| parent | Merge pull request #448 (diff) | |
| download | monero-bb0c161e7d4bff0e70b59c2f4267da96f34742af.tar.xz | |
renamed folder
Diffstat (limited to 'src/crypto/crypto_ops_builder/ref10CommentedCombined/ge_sub.q')
| -rw-r--r-- | src/crypto/crypto_ops_builder/ref10CommentedCombined/ge_sub.q | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/crypto/crypto_ops_builder/ref10CommentedCombined/ge_sub.q b/src/crypto/crypto_ops_builder/ref10CommentedCombined/ge_sub.q new file mode 100644 index 000000000..2779a4a20 --- /dev/null +++ b/src/crypto/crypto_ops_builder/ref10CommentedCombined/ge_sub.q @@ -0,0 +1,49 @@ +:name:fe:r->X:r->Y:r->Z:r->T:t0:t1:t2:t3:t4:t5:p->X:p->Y:p->Z:p->T:q->YplusX:q->YminusX:q->Z:q->T2d: +fe r:var/r=fe: + +enter f:enter/f:>X1=fe#11:>Y1=fe#12:>Z1=fe#13:>T1=fe#14:>YpX2=fe#15:>YmX2=fe#16:>Z2=fe#17:>T2d2=fe#18: +return:nofallthrough:<X3=fe#1:<Y3=fe#2:<Z3=fe#3:<T3=fe#4:leave: + +h=f+g:<f=fe:<g=fe:>h=fe:asm/fe_add(>h,<f,<g);: +h=f-g:<f=fe:<g=fe:>h=fe:asm/fe_sub(>h,<f,<g);: +h=f*g:<f=fe:<g=fe:>h=fe:asm/fe_mul(>h,<f,<g);: +h=f^2:<f=fe:>h=fe:asm/fe_sq(>h,<f);: +h=2*g:<g=fe:>h=fe:asm/fe_add(>h,<g,<g);: + +: + +enter ge_sub + +fe X1 +fe Y1 +fe Z1 +fe Z2 +fe T1 +fe ZZ +fe YpX2 +fe YmX2 +fe T2d2 +fe X3 +fe Y3 +fe Z3 +fe T3 +fe YpX1 +fe YmX1 +fe A +fe B +fe C +fe D + +YpX1 = Y1+X1 +YmX1 = Y1-X1 +A = YpX1*YmX2 +B = YmX1*YpX2 +C = T2d2*T1 +ZZ = Z1*Z2 +D = 2*ZZ +X3 = A-B +Y3 = A+B +Z3 = D-C +T3 = D+C + +return |