diff options
Diffstat (limited to 'thirdparty/harfbuzz/src/hb-algs.hh')
| -rw-r--r-- | thirdparty/harfbuzz/src/hb-algs.hh | 59 |
1 files changed, 30 insertions, 29 deletions
diff --git a/thirdparty/harfbuzz/src/hb-algs.hh b/thirdparty/harfbuzz/src/hb-algs.hh index 05b4df52f1..cc37c073da 100644 --- a/thirdparty/harfbuzz/src/hb-algs.hh +++ b/thirdparty/harfbuzz/src/hb-algs.hh @@ -59,7 +59,7 @@ static inline constexpr T operator | (T l, T r) { return T ((unsigned) l | (unsigned) r); } \ static inline constexpr T operator & (T l, T r) { return T ((unsigned) l & (unsigned) r); } \ static inline constexpr T operator ^ (T l, T r) { return T ((unsigned) l ^ (unsigned) r); } \ - static inline constexpr T operator ~ (T r) { return T (~(unsigned int) r); } \ + static inline constexpr unsigned operator ~ (T r) { return (~(unsigned) r); } \ static inline T& operator |= (T &l, T r) { l = l | r; return l; } \ static inline T& operator &= (T& l, T r) { l = l & r; return l; } \ static inline T& operator ^= (T& l, T r) { l = l ^ r; return l; } \ @@ -109,15 +109,16 @@ struct BEInt<Type, 2> struct __attribute__((packed)) packed_uint16_t { uint16_t v; }; constexpr operator Type () const { -#if ((defined(__GNUC__) && __GNUC__ >= 5) || defined(__clang__)) && \ +#if defined(__OPTIMIZE__) && !defined(HB_NO_PACKED) && \ + ((defined(__GNUC__) && __GNUC__ >= 5) || defined(__clang__)) && \ defined(__BYTE_ORDER) && \ (__BYTE_ORDER == __LITTLE_ENDIAN || __BYTE_ORDER == __BIG_ENDIAN) /* Spoon-feed the compiler a big-endian integer with alignment 1. * https://github.com/harfbuzz/harfbuzz/pull/1398 */ #if __BYTE_ORDER == __LITTLE_ENDIAN - return __builtin_bswap16 (((packed_uint16_t *) this)->v); + return __builtin_bswap16 (((packed_uint16_t *) v)->v); #else /* __BYTE_ORDER == __BIG_ENDIAN */ - return ((packed_uint16_t *) this)->v; + return ((packed_uint16_t *) v)->v; #endif #else return (v[0] << 8) @@ -153,15 +154,16 @@ struct BEInt<Type, 4> struct __attribute__((packed)) packed_uint32_t { uint32_t v; }; constexpr operator Type () const { -#if ((defined(__GNUC__) && __GNUC__ >= 5) || defined(__clang__)) && \ +#if defined(__OPTIMIZE__) && !defined(HB_NO_PACKED) && \ + ((defined(__GNUC__) && __GNUC__ >= 5) || defined(__clang__)) && \ defined(__BYTE_ORDER) && \ (__BYTE_ORDER == __LITTLE_ENDIAN || __BYTE_ORDER == __BIG_ENDIAN) /* Spoon-feed the compiler a big-endian integer with alignment 1. * https://github.com/harfbuzz/harfbuzz/pull/1398 */ #if __BYTE_ORDER == __LITTLE_ENDIAN - return __builtin_bswap32 (((packed_uint32_t *) this)->v); + return __builtin_bswap32 (((packed_uint32_t *) v)->v); #else /* __BYTE_ORDER == __BIG_ENDIAN */ - return ((packed_uint32_t *) this)->v; + return ((packed_uint32_t *) v)->v; #endif #else return (v[0] << 24) @@ -227,31 +229,26 @@ struct } HB_FUNCOBJ (hb_bool); -template <typename T> -static inline -constexpr T hb_coerce (const T v) { return v; } -template <typename T, typename V, - hb_enable_if (!hb_is_same (hb_decay<T>, hb_decay<V>) && std::is_pointer<V>::value)> -static inline -constexpr T hb_coerce (const V v) { return *v; } - struct { private: template <typename T> constexpr auto - impl (const T& v, hb_priority<2>) const HB_RETURN (uint32_t, hb_deref (v).hash ()) + impl (const T& v, hb_priority<1>) const HB_RETURN (uint32_t, hb_deref (v).hash ()) - template <typename T> constexpr auto - impl (const T& v, hb_priority<1>) const HB_RETURN (uint32_t, std::hash<hb_decay<decltype (hb_deref (v))>>{} (hb_deref (v))) + template <typename T> constexpr uint32_t + impl (const hb::shared_ptr<T>& v, hb_priority<1>) const + { + return v.get () ? v.get ()->hash () : 0; + } + template <typename T> constexpr uint32_t + impl (const hb::unique_ptr<T>& v, hb_priority<1>) const + { + return v.get () ? v.get ()->hash () : 0; + } - template <typename T, - hb_enable_if (std::is_integral<T>::value)> constexpr auto - impl (const T& v, hb_priority<0>) const HB_AUTO_RETURN - ( - /* Knuth's multiplicative method: */ - (uint32_t) v * 2654435761u - ) + template <typename T> constexpr auto + impl (const T& v, hb_priority<0>) const HB_RETURN (uint32_t, std::hash<hb_decay<decltype (hb_deref (v))>>{} (hb_deref (v))) public: @@ -530,7 +527,6 @@ struct hb_pair_t T1 first; T2 second; }; -#define hb_pair_t(T1,T2) hb_pair_t<T1, T2> template <typename T1, typename T2> static inline hb_pair_t<T1, T2> hb_pair (T1&& a, T2&& b) { return hb_pair_t<T1, T2> (a, b); } @@ -556,14 +552,14 @@ struct { template <typename T, typename T2> constexpr auto operator () (T&& a, T2&& b) const HB_AUTO_RETURN - (a <= b ? std::forward<T> (a) : std::forward<T2> (b)) + (a <= b ? a : b) } HB_FUNCOBJ (hb_min); struct { template <typename T, typename T2> constexpr auto operator () (T&& a, T2&& b) const HB_AUTO_RETURN - (a >= b ? std::forward<T> (a) : std::forward<T2> (b)) + (a >= b ? a : b) } HB_FUNCOBJ (hb_max); struct @@ -862,6 +858,11 @@ hb_in_ranges (T u, T lo1, T hi1, T lo2, T hi2, T lo3, T hi3) { return hb_in_range (u, lo1, hi1) || hb_in_range (u, lo2, hi2) || hb_in_range (u, lo3, hi3); } +template <typename T> static inline bool +hb_in_ranges (T u, T lo1, T hi1, T lo2, T hi2, T lo3, T hi3, T lo4, T hi4) +{ + return hb_in_range (u, lo1, hi1) || hb_in_range (u, lo2, hi2) || hb_in_range (u, lo3, hi3) || hb_in_range (u, lo4, hi4); +} /* @@ -972,7 +973,7 @@ void hb_qsort(void *base, size_t nel, size_t width, [void *arg]); */ -#define SORT_R_SWAP(a,b,tmp) ((tmp) = (a), (a) = (b), (b) = (tmp)) +#define SORT_R_SWAP(a,b,tmp) ((void) ((tmp) = (a)), (void) ((a) = (b)), (b) = (tmp)) /* swap a and b */ /* a and b must not be equal! */ |