mirror of https://github.com/PurpleI2P/i2pd.git
I2P: End-to-End encrypted and anonymous Internet
https://i2pd.website/
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46 lines
740 B
46 lines
740 B
: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->xy2d: |
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fe r:var/r=fe: |
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enter f:enter/f:>X1=fe#11:>Y1=fe#12:>Z1=fe#13:>T1=fe#14:>ypx2=fe#15:>ymx2=fe#16:>xy2d2=fe#17: |
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return:nofallthrough:<X3=fe#1:<Y3=fe#2:<Z3=fe#3:<T3=fe#4:leave: |
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h=f+g:<f=fe:<g=fe:>h=fe:asm/fe_add(>h,<f,<g);: |
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h=f-g:<f=fe:<g=fe:>h=fe:asm/fe_sub(>h,<f,<g);: |
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h=f*g:<f=fe:<g=fe:>h=fe:asm/fe_mul(>h,<f,<g);: |
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h=f^2:<f=fe:>h=fe:asm/fe_sq(>h,<f);: |
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h=2*g:<g=fe:>h=fe:asm/fe_add(>h,<g,<g);: |
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: |
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enter ge_msub |
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fe X1 |
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fe Y1 |
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fe Z1 |
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fe T1 |
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fe ypx2 |
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fe ymx2 |
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fe xy2d2 |
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fe X3 |
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fe Y3 |
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fe Z3 |
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fe T3 |
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fe YpX1 |
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fe YmX1 |
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fe A |
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fe B |
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fe C |
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fe D |
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YpX1 = Y1+X1 |
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YmX1 = Y1-X1 |
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A = YpX1*ymx2 |
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B = YmX1*ypx2 |
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C = xy2d2*T1 |
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D = 2*Z1 |
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X3 = A-B |
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Y3 = A+B |
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Z3 = D-C |
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T3 = D+C |
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return
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