SVE Instruction List by Dougall Johnson
See "SMULH (predicated)" in the exploration tools

SMULH (predicated): Signed multiply returning high half (predicated)

SMULH Zdn.H, Pg/M, Zdn.H, Zm.H (SVE (SME
svint16_t svmulh[_s16]_m(svbool_t pg, svint16_t op1, svint16_t op2)

128-bit SVE

For each signed 16-bit integer set (3) to ( (1) * (2) ) >> 16.

256-bit SVE

For each signed 16-bit integer set (3) to ( (1) * (2) ) >> 16.

512-bit SVE

For each signed 16-bit integer set (3) to ( (1) * (2) ) >> 16.
Larger sizes

1024-bit SVE

For each signed 16-bit integer set (3) to ( (1) * (2) ) >> 16.

2048-bit SVE

For each signed 16-bit integer set (3) to ( (1) * (2) ) >> 16.
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Inspired by and based on the x86/x64 SIMD Instruction List by Daytime.