ref: 7bf8c43ed5c66b80bb4c9b1ac1c6fdcfe72b9f19 dir: /as/target/x86/rules.dat/
^imm8 AIMM8 ^imm16 AIMM16 ^imm32 AIMM32 ^imm64 AIMM64 ^\(n\) ADIRECT ^sym ASYM ^string ASTR