Created
August 14, 2019 16:38
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Facebook Move Instructions Cheat Sheet: Stack Instructions
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Instruction | Description | |
---|---|---|
Not | Pop boolean 'b' and push !b. | |
Add† | Pop two u64’s 'u1' and 'u2' and push u1 + u2. Fail on overflow. | |
Sub† | Pop two u64’s 'u1' and 'u2' and push u1 - u2. Fail on underflow. | |
Mul† | Pop two u64’s 'u1' and 'u2' and push u1 × u2. Fail on overflow. | |
Div† | Pop two u64’s 'u1' and 'u2' and push u1 ÷ u2. Fail if 'u2' is zero. | |
Mod† | Pop two u64’s 'u1' and 'u2' and push u1 mod 𝑢2. Fail if 'u2' is zero. | |
BitOr | Pop two u64’s 'u1' and 'u2' and push u1 | u2. | |
BitAnd | Pop two u64’s 'u1' and 'u2' and push u1 & u2. | |
Xor | Pop two u64’s 'u1' and 'u2' and push u1 ⊕ u2. | |
Lt | Pop two u64’s 'u1' and 'u2' and push u1 < u2. | |
Gt | Pop two u64’s 'u1' and 'u2' and push u1 > u2. | |
Le | Pop two u64’s 'u1' and 'u2' and push u1 ≤ u2. | |
Ge | Pop two u64’s 'u1' and 'u2' and push u1 ≥ u2. | |
Or | Pop two booleans 'b1' and 'b2' and push b1 ∨ b2. | |
And | Pop two booleans 'b1 and 'b2 and push b1 ∧ b2. | |
Eq | Pop two values 'r1' and 'r2' and push r1 = r2. | |
Neq | Pop two values 'r1' and 'r2 and push r1 ≠ r2. |
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