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Latte: Implement better index caching (#1443)

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Exzap 2025-01-12 12:39:02 +01:00 • committed by GitHub
parent 1923b7a7c4
commit 8dd809d725
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16 changed files with 526 additions and 191 deletions
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19
src/Common/precompiled.h
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@ -274,6 +274,25 @@ inline uint64 _udiv128(uint64 highDividend, uint64 lowDividend, uint64 divisor,
#define NOEXPORT __attribute__ ((visibility ("hidden")))
#endif
#if defined(_MSC_VER)
#define FORCE_INLINE __forceinline
#elif defined(__GNUC__) || defined(__clang__)
#define FORCE_INLINE inline __attribute__((always_inline))
#else
#define FORCE_INLINE
#endif
FORCE_INLINE inline int BSF(uint32 v) // returns index of first bit set, counting from LSB. If v is 0 then result is undefined
{
#if defined(_MSC_VER)
return _tzcnt_u32(v); // TZCNT requires BMI1. But if not supported it will execute as BSF
#elif defined(__GNUC__) || defined(__clang__)
return __builtin_ctz(v);
#else
return std::countr_zero(v);
#endif
}
// On aarch64 we handle some of the x86 intrinsics by implementing them as wrappers
#if defined(__aarch64__)