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handle 32bit size_t when building for x64

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This commit is contained in:
Pavel P 2025-01-18 23:27:19 +02:00
parent ee17f4c6d2
commit 936927a427
1 changed files with 4 additions and 4 deletions
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8
lib/common/bitstream.h
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@ -162,11 +162,11 @@ MEM_STATIC size_t BIT_initCStream(BIT_CStream_t* bitC,
FORCE_INLINE_TEMPLATE size_t BIT_getLowerBits(size_t bitContainer, U32 const nbBits)
{
#if defined(STATIC_BMI2) && STATIC_BMI2 == 1 && !defined(ZSTD_NO_INTRINSICS)
#if defined(__x86_64__) || defined(_M_X64)
return _bzhi_u64(bitContainer, nbBits);
#else
# if defined(__x86_64__) || defined(_M_X64)
return sizeof(size_t) == sizeof(U64) ? _bzhi_u64(bitContainer, nbBits) : _bzhi_u32((U32)bitContainer, nbBits);
# else
return _bzhi_u32(bitContainer, nbBits);
#endif
# endif
#else
assert(nbBits < BIT_MASK_SIZE);
return bitContainer & BIT_mask[nbBits];