diff options
Diffstat (limited to 'src/mp_mulop.cpp')
| -rw-r--r-- | src/mp_mulop.cpp | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/mp_mulop.cpp b/src/mp_mulop.cpp index 44c8757e7..cb17d5e16 100644 --- a/src/mp_mulop.cpp +++ b/src/mp_mulop.cpp @@ -24,13 +24,15 @@ void bigint_simple_mul(word z[], const word x[], u32bit x_size, for(u32bit i = 0; i != y_size; ++i) { + const word y_i = y[i]; + word carry = 0; for(u32bit j = 0; j != blocks; j += 8) - carry = word8_madd3(z + i + j, x + j, y[i], carry); + carry = word8_madd3(z + i + j, x + j, y_i, carry); for(u32bit j = blocks; j != x_size; ++j) - z[i+j] = word_madd3(x[j], y[i], z[i+j], &carry); + z[i+j] = word_madd3(x[j], y_i, z[i+j], &carry); z[x_size+i] = carry; } @@ -52,13 +54,14 @@ void bigint_simple_sqr(word z[], const word x[], u32bit x_size) for(u32bit i = 0; i != x_size; ++i) { + const word x_i = x[i]; word carry = 0; for(u32bit j = 0; j != blocks; j += 8) - carry = word8_madd3(z + i + j, x + j, x[i], carry); + carry = word8_madd3(z + i + j, x + j, x_i, carry); for(u32bit j = blocks; j != x_size; ++j) - z[i+j] = word_madd3(x[j], x[i], z[i+j], &carry); + z[i+j] = word_madd3(x[j], x_i, z[i+j], &carry); z[x_size+i] = carry; } |