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| author | gatecat <gatecat@ds0.me> | 2021-10-07 16:55:20 +0100 |
|---|---|---|
| committer | gatecat <gatecat@ds0.me> | 2021-10-07 17:05:16 +0100 |
| commit | b749ef5f563fa9d099b158c2e493e8734558a327 (patch) | |
| tree | 703d187a2f123d9cfb96845e724fcbb53a3ac1db | |
| parent | 74e7beb5e1137b48a22de5eec1707747603698aa (diff) | |
| download | nextpnr-b749ef5f563fa9d099b158c2e493e8734558a327.tar.gz nextpnr-b749ef5f563fa9d099b158c2e493e8734558a327.tar.bz2 nextpnr-b749ef5f563fa9d099b158c2e493e8734558a327.zip | |
hashlib: Support for std::array keys
Signed-off-by: gatecat <gatecat@ds0.me>
| -rw-r--r-- | common/hashlib.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/common/hashlib.h b/common/hashlib.h index 063df78f..b71f0129 100644 --- a/common/hashlib.h +++ b/common/hashlib.h @@ -13,6 +13,7 @@ #define HASHLIB_H #include <algorithm> +#include <array> #include <stdexcept> #include <string> #include <vector> @@ -132,6 +133,18 @@ template <typename T> struct hash_ops<std::vector<T>> } }; +template <typename T, size_t N> struct hash_ops<std::array<T, N>> +{ + static inline bool cmp(std::array<T, N> a, std::array<T, N> b) { return a == b; } + static inline unsigned int hash(std::array<T, N> a) + { + unsigned int h = mkhash_init; + for (auto k : a) + h = mkhash(h, hash_ops<T>::hash(k)); + return h; + } +}; + struct hash_cstr_ops { static inline bool cmp(const char *a, const char *b) |