213 void fe25519_square(fe25519 *r, const fe25519 *x)  in fe25519_square()  function
232 	/* 2 */ fe25519_square(&z2,x);  in fe25519_invert()
233 	/* 4 */ fe25519_square(&t1,&z2);  in fe25519_invert()
234 	/* 8 */ fe25519_square(&t0,&t1);  in fe25519_invert()
237 	/* 22 */ fe25519_square(&t0,&z11);  in fe25519_invert()
240 	/* 2^6 - 2^1 */ fe25519_square(&t0,&z2_5_0);  in fe25519_invert()
241 	/* 2^7 - 2^2 */ fe25519_square(&t1,&t0);  in fe25519_invert()
242 	/* 2^8 - 2^3 */ fe25519_square(&t0,&t1);  in fe25519_invert()
243 	/* 2^9 - 2^4 */ fe25519_square(&t1,&t0);  in fe25519_invert()
244 	/* 2^10 - 2^5 */ fe25519_square(&t0,&t1);  in fe25519_invert()
247 	/* 2^11 - 2^1 */ fe25519_square(&t0,&z2_10_0);  in fe25519_invert()
248 	/* 2^12 - 2^2 */ fe25519_square(&t1,&t0);  in fe25519_invert()
249 	/* 2^20 - 2^10 */ for (i = 2;i < 10;i += 2) { fe25519_square(&t0,&t1); fe25519_square(&t1,&t0); }  in fe25519_invert()
252 	/* 2^21 - 2^1 */ fe25519_square(&t0,&z2_20_0);  in fe25519_invert()
253 	/* 2^22 - 2^2 */ fe25519_square(&t1,&t0);  in fe25519_invert()
254 	/* 2^40 - 2^20 */ for (i = 2;i < 20;i += 2) { fe25519_square(&t0,&t1); fe25519_square(&t1,&t0); }  in fe25519_invert()
257 	/* 2^41 - 2^1 */ fe25519_square(&t1,&t0);  in fe25519_invert()
258 	/* 2^42 - 2^2 */ fe25519_square(&t0,&t1);  in fe25519_invert()
259 	/* 2^50 - 2^10 */ for (i = 2;i < 10;i += 2) { fe25519_square(&t1,&t0); fe25519_square(&t0,&t1); }  in fe25519_invert()
262 	/* 2^51 - 2^1 */ fe25519_square(&t0,&z2_50_0);  in fe25519_invert()
263 	/* 2^52 - 2^2 */ fe25519_square(&t1,&t0);  in fe25519_invert()
264 	/* 2^100 - 2^50 */ for (i = 2;i < 50;i += 2) { fe25519_square(&t0,&t1); fe25519_square(&t1,&t0); }  in fe25519_invert()
267 	/* 2^101 - 2^1 */ fe25519_square(&t1,&z2_100_0);  in fe25519_invert()
268 	/* 2^102 - 2^2 */ fe25519_square(&t0,&t1);  in fe25519_invert()
269 …/* 2^200 - 2^100 */ for (i = 2;i < 100;i += 2) { fe25519_square(&t1,&t0); fe25519_square(&t0,&t1);…  in fe25519_invert()
272 	/* 2^201 - 2^1 */ fe25519_square(&t0,&t1);  in fe25519_invert()
273 	/* 2^202 - 2^2 */ fe25519_square(&t1,&t0);  in fe25519_invert()
274 	/* 2^250 - 2^50 */ for (i = 2;i < 50;i += 2) { fe25519_square(&t0,&t1); fe25519_square(&t1,&t0); }  in fe25519_invert()
277 	/* 2^251 - 2^1 */ fe25519_square(&t1,&t0);  in fe25519_invert()
278 	/* 2^252 - 2^2 */ fe25519_square(&t0,&t1);  in fe25519_invert()
279 	/* 2^253 - 2^3 */ fe25519_square(&t1,&t0);  in fe25519_invert()
280 	/* 2^254 - 2^4 */ fe25519_square(&t0,&t1);  in fe25519_invert()
281 	/* 2^255 - 2^5 */ fe25519_square(&t1,&t0);  in fe25519_invert()
298 	/* 2 */ fe25519_square(&z2,x);  in fe25519_pow2523()
299 	/* 4 */ fe25519_square(&t,&z2);  in fe25519_pow2523()
300 	/* 8 */ fe25519_square(&t,&t);  in fe25519_pow2523()
303 	/* 22 */ fe25519_square(&t,&z11);  in fe25519_pow2523()
306 	/* 2^6 - 2^1 */ fe25519_square(&t,&z2_5_0);  in fe25519_pow2523()
307 	/* 2^10 - 2^5 */ for (i = 1;i < 5;i++) { fe25519_square(&t,&t); }  in fe25519_pow2523()
310 	/* 2^11 - 2^1 */ fe25519_square(&t,&z2_10_0);  in fe25519_pow2523()
311 	/* 2^20 - 2^10 */ for (i = 1;i < 10;i++) { fe25519_square(&t,&t); }  in fe25519_pow2523()
314 	/* 2^21 - 2^1 */ fe25519_square(&t,&z2_20_0);  in fe25519_pow2523()
315 	/* 2^40 - 2^20 */ for (i = 1;i < 20;i++) { fe25519_square(&t,&t); }  in fe25519_pow2523()
318 	/* 2^41 - 2^1 */ fe25519_square(&t,&t);  in fe25519_pow2523()
319 	/* 2^50 - 2^10 */ for (i = 1;i < 10;i++) { fe25519_square(&t,&t); }  in fe25519_pow2523()
322 	/* 2^51 - 2^1 */ fe25519_square(&t,&z2_50_0);  in fe25519_pow2523()
323 	/* 2^100 - 2^50 */ for (i = 1;i < 50;i++) { fe25519_square(&t,&t); }  in fe25519_pow2523()
326 	/* 2^101 - 2^1 */ fe25519_square(&t,&z2_100_0);  in fe25519_pow2523()
327 	/* 2^200 - 2^100 */ for (i = 1;i < 100;i++) { fe25519_square(&t,&t); }  in fe25519_pow2523()
330 	/* 2^201 - 2^1 */ fe25519_square(&t,&t);  in fe25519_pow2523()
331 	/* 2^250 - 2^50 */ for (i = 1;i < 50;i++) { fe25519_square(&t,&t); }  in fe25519_pow2523()
334 	/* 2^251 - 2^1 */ fe25519_square(&t,&t);  in fe25519_pow2523()
335 	/* 2^252 - 2^2 */ fe25519_square(&t,&t);  in fe25519_pow2523()