406     U16 val; LZ4_memcpy(&val, memPtr, sizeof(val)); return val;  in LZ4_read16()  local
411     U32 val; LZ4_memcpy(&val, memPtr, sizeof(val)); return val;  in LZ4_read32()  local
416     reg_t val; LZ4_memcpy(&val, memPtr, sizeof(val)); return val;  in LZ4_read_ARCH()  local
569 static unsigned LZ4_NbCommonBytes (reg_t val)  in LZ4_NbCommonBytes()  argument
571     assert(val != 0);  in LZ4_NbCommonBytes()
573         if (sizeof(val) == 8) {  in LZ4_NbCommonBytes()
583             return (unsigned)__builtin_ia32_tzcnt_u64(val) >> 3;  in LZ4_NbCommonBytes()
586             return (unsigned)_tzcnt_u64(val) >> 3;  in LZ4_NbCommonBytes()
590             _BitScanForward64(&r, (U64)val);  in LZ4_NbCommonBytes()
595             return (unsigned)__builtin_ctzll((U64)val) >> 3;  in LZ4_NbCommonBytes()
598             val ^= val - 1;  in LZ4_NbCommonBytes()
599             return (unsigned)(((U64)((val & (m - 1)) * m)) >> 56);  in LZ4_NbCommonBytes()
604             _BitScanForward(&r, (U32)val);  in LZ4_NbCommonBytes()
609             return (unsigned)__builtin_ctz((U32)val) >> 3;  in LZ4_NbCommonBytes()
612             return (unsigned)((((val - 1) ^ val) & (m - 1)) * m) >> 24;  in LZ4_NbCommonBytes()
616         if (sizeof(val)==8) {  in LZ4_NbCommonBytes()
620             return (unsigned)__builtin_clzll((U64)val) >> 3;  in LZ4_NbCommonBytes()
636             U64 const t = (((val >> 8) - mask) | val) & mask;  in LZ4_NbCommonBytes()
642             static const U32 by32 = sizeof(val)*4;  /* 32 on 64 bits (goal), 16 on 32 bits.  in LZ4_NbCommonBytes()
646             if (!(val>>by32)) { r=4; } else { r=0; val>>=by32; }  in LZ4_NbCommonBytes()
647             if (!(val>>16)) { r+=2; val>>=8; } else { val>>=24; }  in LZ4_NbCommonBytes()
648             r += (!val);  in LZ4_NbCommonBytes()
656             return (unsigned)__builtin_clz((U32)val) >> 3;  in LZ4_NbCommonBytes()
658             val >>= 8;  in LZ4_NbCommonBytes()
659             val = ((((val + 0x00FFFF00) | 0x00FFFFFF) + val) |  in LZ4_NbCommonBytes()
660               (val + 0x00FF0000)) >> 24;  in LZ4_NbCommonBytes()
661             return (unsigned)val ^ 3;  in LZ4_NbCommonBytes()