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Add valgrind uninit check to cmovs output

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This commit is contained in:
Elichai Turkel
2020-05-20 15:12:09 +03:00
parent a39c2b09de
commit f79a7adcf5
7 changed files with 26 additions and 11 deletions
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src/field_10x26_impl.h
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@@ -1097,6 +1097,7 @@ static void secp256k1_fe_sqr(secp256k1_fe *r, const secp256k1_fe *a) {
static SECP256K1_INLINE void secp256k1_fe_cmov(secp256k1_fe *r, const secp256k1_fe *a, int flag) {
uint32_t mask0, mask1;
VG_CHECK_VERIFY(r->n, sizeof(r->n));
mask0 = flag + ~((uint32_t)0);
mask1 = ~mask0;
r->n[0] = (r->n[0] & mask0) | (a->n[0] & mask1);
@@ -1119,6 +1120,7 @@ static SECP256K1_INLINE void secp256k1_fe_cmov(secp256k1_fe *r, const secp256k1_
static SECP256K1_INLINE void secp256k1_fe_storage_cmov(secp256k1_fe_storage *r, const secp256k1_fe_storage *a, int flag) {
uint32_t mask0, mask1;
VG_CHECK_VERIFY(r->n, sizeof(r->n));
mask0 = flag + ~((uint32_t)0);
mask1 = ~mask0;
r->n[0] = (r->n[0] & mask0) | (a->n[0] & mask1);