diff options
Diffstat (limited to 'absl/numeric/internal/bits.h')
| -rw-r--r-- | absl/numeric/internal/bits.h | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/absl/numeric/internal/bits.h b/absl/numeric/internal/bits.h index 60478f52..50828156 100644 --- a/absl/numeric/internal/bits.h +++ b/absl/numeric/internal/bits.h @@ -89,7 +89,8 @@ ABSL_MUST_USE_RESULT ABSL_ATTRIBUTE_ALWAYS_INLINE constexpr T RotateLeft( static_cast<T>(x >> ((-s) & (std::numeric_limits<T>::digits - 1))); } -ABSL_INTERNAL_CONSTEXPR_POPCOUNT int Popcount32(uint32_t x) noexcept { +ABSL_ATTRIBUTE_ALWAYS_INLINE ABSL_INTERNAL_CONSTEXPR_POPCOUNT inline int +Popcount32(uint32_t x) noexcept { #if ABSL_HAVE_BUILTIN(__builtin_popcount) static_assert(sizeof(unsigned int) == sizeof(x), "__builtin_popcount does not take 32-bit arg"); @@ -101,7 +102,8 @@ ABSL_INTERNAL_CONSTEXPR_POPCOUNT int Popcount32(uint32_t x) noexcept { #endif } -ABSL_INTERNAL_CONSTEXPR_POPCOUNT int Popcount64(uint64_t x) noexcept { +ABSL_ATTRIBUTE_ALWAYS_INLINE ABSL_INTERNAL_CONSTEXPR_POPCOUNT inline int +Popcount64(uint64_t x) noexcept { #if ABSL_HAVE_BUILTIN(__builtin_popcountll) static_assert(sizeof(unsigned long long) == sizeof(x), // NOLINT(runtime/int) "__builtin_popcount does not take 64-bit arg"); @@ -231,11 +233,11 @@ CountLeadingZeroes(T x) { "T must have a power-of-2 size"); static_assert(sizeof(T) <= sizeof(uint64_t), "T too large"); return sizeof(T) <= sizeof(uint16_t) - ? CountLeadingZeroes16(x) - + ? CountLeadingZeroes16(static_cast<uint16_t>(x)) - (std::numeric_limits<uint16_t>::digits - std::numeric_limits<T>::digits) : (sizeof(T) <= sizeof(uint32_t) - ? CountLeadingZeroes32(x) - + ? CountLeadingZeroes32(static_cast<uint32_t>(x)) - (std::numeric_limits<uint32_t>::digits - std::numeric_limits<T>::digits) : CountLeadingZeroes64(x)); @@ -314,9 +316,10 @@ CountTrailingZeroes(T x) noexcept { static_assert(sizeof(T) <= sizeof(uint64_t), "T too large"); return x == 0 ? std::numeric_limits<T>::digits : (sizeof(T) <= sizeof(uint16_t) - ? CountTrailingZeroesNonzero16(x) + ? CountTrailingZeroesNonzero16(static_cast<uint16_t>(x)) : (sizeof(T) <= sizeof(uint32_t) - ? CountTrailingZeroesNonzero32(x) + ? CountTrailingZeroesNonzero32( + static_cast<uint32_t>(x)) : CountTrailingZeroesNonzero64(x))); } |