Use the AArch64 Int8 matrix multiplication instructions
| Use Flag | Description | 
|---|---|
| cpu_flags_arm_aes | Use the AES cryptography instruction set | 
| cpu_flags_arm_asimd | Use the Advanced SIMD instructions (NEON with ARMv8 extensions) | 
| cpu_flags_arm_asimddp | Use the Advanced SIMD dot product instructions | 
| cpu_flags_arm_asimdfhm | Use the Advanced SIMD single- & half-precision multiply | 
| cpu_flags_arm_asimdhp | Use the Advanced SIMD half-precision & vector arithmetics | 
| cpu_flags_arm_crc32 | Use the CRC32 instruction set | 
| cpu_flags_arm_edsp | Use the enhanced DSP instructions (ARMv*E and ARMv6+) | 
| cpu_flags_arm_i8mm | Use the AArch64 Int8 matrix multiplication instructions | 
| cpu_flags_arm_iwmmxt | Use the iwMMXt instruction set | 
| cpu_flags_arm_iwmmxt2 | Use the iwMMXt2 instruction set | 
| cpu_flags_arm_neon | Use the NEON instruction set | 
| cpu_flags_arm_neon-fp16 | Use the NEON intruction set with half word loads / store support | 
| cpu_flags_arm_sha1 | Use the SHA-1 cryptography instruction set | 
| cpu_flags_arm_sha2 | Use the SHA-2 cryptography instruction set | 
| cpu_flags_arm_sm4 | Use the SM4 cryptography instruction set | 
| cpu_flags_arm_sve | Use the Scalable Vector Extension instruction set | 
| cpu_flags_arm_sve2 | Use the Scalable Vector Extension 2 instruction set | 
| cpu_flags_arm_thumb | Enable Thumb instruction set (ARMv*T and ARMv6+) | 
| cpu_flags_arm_thumb2 | Enable Thumb-2 instruction set (ARMv*T2 and ARMv7+) | 
| cpu_flags_arm_v4 | Use instructions added in ARMv4 | 
| cpu_flags_arm_v5 | Use instructions added in ARMv5 | 
| cpu_flags_arm_v6 | Use instructions added in ARMv6 | 
| cpu_flags_arm_v7 | Use instructions added in ARMv7 | 
| cpu_flags_arm_v8 | Use instructions added in ARMv8 | 
| cpu_flags_arm_vfp | Use the VFP version 2 instruction set | 
| cpu_flags_arm_vfp-d32 | Indicate that the FPU has 32 64-bit VFP (v3+) registers (16 otherwise) | 
| cpu_flags_arm_vfpv3 | Use the VFP version 3 instruction set | 
| cpu_flags_arm_vfpv4 | Use the VFP version 4 instruction set |