SVE Instruction List by Dougall Johnson
See "CLZ" in the exploration tools

CLZ: Count leading zero bits (predicated)

CLZ Zd.S, Pg/M, Zn.S (SVE (SME
svuint32_t svclz[_s32]_m(svuint32_t inactive, svbool_t pg, svint32_t op)
svuint32_t svclz[_u32]_m(svuint32_t inactive, svbool_t pg, svuint32_t op)

128-bit SVE

For each 32-bit integer set (2) to the number of leading zero bits in (1). If (1) is zero, the result is 32.

256-bit SVE

For each 32-bit integer set (2) to the number of leading zero bits in (1). If (1) is zero, the result is 32.

512-bit SVE

For each 32-bit integer set (2) to the number of leading zero bits in (1). If (1) is zero, the result is 32.

Larger sizes

1024-bit SVE

For each 32-bit integer set (2) to the number of leading zero bits in (1). If (1) is zero, the result is 32.

2048-bit SVE

For each 32-bit integer set (2) to the number of leading zero bits in (1). If (1) is zero, the result is 32.

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Inspired by and based on the x86/x64 SIMD Instruction List by Daytime.