SVE Instruction List by Dougall Johnson
See "FCM<cc> (zero)" in the exploration tools

FCMEQ (zero): Floating-point compare vector with zero

FCMEQ Pd.D, Pg/Z, Zn.D, #0.0 (SVE (SME
svbool_t svcmpeq[_n_f64](svbool_t pg, svfloat64_t op1, float64_t op2)

128-bit SVE

For each 64-bit float set the corresponding predicate bit in (3) to (2) == 0.0.

256-bit SVE

For each 64-bit float set the corresponding predicate bit in (3) to (2) == 0.0.

512-bit SVE

For each 64-bit float set the corresponding predicate bit in (3) to (2) == 0.0.
Larger sizes

1024-bit SVE

For each 64-bit float set the corresponding predicate bit in (3) to (2) == 0.0.

2048-bit SVE

For each 64-bit float set the corresponding predicate bit in (3) to (2) == 0.0.
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Inspired by and based on the x86/x64 SIMD Instruction List by Daytime.