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authorJack Lloyd <[email protected]>2018-03-04 05:51:38 -0500
committerJack Lloyd <[email protected]>2018-03-04 05:51:38 -0500
commit9d552010688623e185e4ae15cd045b6c79b17cb7 (patch)
tree9a89d482e503bf249c23a0b3255490b2de3f1a0e /src/lib/math
parent36451c67afd87876ab0b180c4f3f93a8dec5f9c8 (diff)
Simplify indexing in this loop
Diffstat (limited to 'src/lib/math')
-rw-r--r--src/lib/math/mp/mp_monty.cpp10
1 files changed, 5 insertions, 5 deletions
diff --git a/src/lib/math/mp/mp_monty.cpp b/src/lib/math/mp/mp_monty.cpp
index ea32313d0..199475297 100644
--- a/src/lib/math/mp/mp_monty.cpp
+++ b/src/lib/math/mp/mp_monty.cpp
@@ -70,16 +70,16 @@ void bigint_monty_redc(word z[],
w2 = 0;
}
- for(size_t i = p_size; i != 2*p_size; ++i)
+ for(size_t i = 0; i != p_size; ++i)
{
- for(size_t j = i - p_size + 1; j != p_size; ++j)
+ for(size_t j = i + 1; j != p_size; ++j)
{
- word3_muladd(&w2, &w1, &w0, ws[j], p[i-j]);
+ word3_muladd(&w2, &w1, &w0, ws[j], p[p_size + i-j]);
}
- word3_add(&w2, &w1, &w0, z[i]);
+ word3_add(&w2, &w1, &w0, z[p_size+i]);
- ws[i-p_size] = w0;
+ ws[i] = w0;
w0 = w1;
w1 = w2;
w2 = 0;