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Add int128 randomized tests

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This commit is contained in:
Pieter Wuille
2022-11-14 15:42:44 -05:00
parent 6138d73be4
commit f2b7e88768
4 changed files with 365 additions and 78 deletions
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10
src/int128_struct_impl.h
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@@ -44,6 +44,11 @@ static SECP256K1_INLINE int64_t secp256k1_mul128(int64_t a, int64_t b, int64_t*
}
#endif
static SECP256K1_INLINE void secp256k1_u128_load(secp256k1_uint128 *r, uint64_t hi, uint64_t lo) {
r->hi = hi;
r->lo = lo;
}
static SECP256K1_INLINE void secp256k1_u128_mul(secp256k1_uint128 *r, uint64_t a, uint64_t b) {
r->lo = secp256k1_umul128(a, b, &r->hi);
}
@@ -93,6 +98,11 @@ static SECP256K1_INLINE int secp256k1_u128_check_bits(const secp256k1_uint128 *r
: r->hi == 0 && r->lo >> n == 0;
}
static SECP256K1_INLINE void secp256k1_i128_load(secp256k1_int128 *r, int64_t hi, uint64_t lo) {
r->hi = hi;
r->lo = lo;
}
static SECP256K1_INLINE void secp256k1_i128_mul(secp256k1_int128 *r, int64_t a, int64_t b) {
int64_t hi;
r->lo = (uint64_t)secp256k1_mul128(a, b, &hi);