868f38369
Denys Vlasenko
2021-01-01
Subject
tls: code shrink
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networking/tls_fe.c+11 -17
| @@ -383,12 +383,10 @@ static void fe_inv__distinct(byte *r, const byte *x) | |
| * to avoid copying temporaries. | |
| */ | |
| - | /* 1 1 */ |
| - | fe_mul__distinct(s, x, x); |
| - | fe_mul__distinct(r, s, x); |
| + | lm_copy(r, x); |
| - | /* 1 x 248 */ |
| - | for (i = 0; i < 248; i++) { |
| + | /* 1, 1 x 249 */ |
| + | for (i = 0; i < 249; i++) { |
| fe_mul__distinct(s, r, r); | |
| fe_mul__distinct(r, s, x); | |
| } | |
| @@ -403,13 +401,11 @@ static void fe_inv__distinct(byte *r, const byte *x) | |
| /* 0 */ | |
| fe_mul__distinct(r, s, s); | |
| - | /* 1 */ |
| - | fe_mul__distinct(s, r, r); |
| - | fe_mul__distinct(r, s, x); |
| - | |
| - | /* 1 */ |
| - | fe_mul__distinct(s, r, r); |
| - | fe_mul__distinct(r, s, x); |
| + | /* 1, 1 */ |
| + | for (i = 0; i < 2; i++) { |
| + | fe_mul__distinct(s, r, r); |
| + | fe_mul__distinct(r, s, x); |
| + | } |
| } | |
| #if 0 //UNUSED | |
| @@ -435,12 +431,10 @@ static void exp2523(byte *r, const byte *x, byte *s) | |
| * 111111... 01 | |
| */ | |
| - | /* 1 1 */ |
| - | fe_mul__distinct(r, x, x); |
| - | fe_mul__distinct(s, r, x); |
| + | lm_copy(s, x); |
| - | /* 1 x 248 */ |
| - | for (i = 0; i < 248; i++) { |
| + | /* 1, 1 x 249 */ |
| + | for (i = 0; i < 249; i++) { |
| fe_mul__distinct(r, s, s); | |
| fe_mul__distinct(s, r, x); | |
| } | |