vliw game instruction set.txt

instruction = cccccccc t xx r bb i aaa

8-bit registers A,B,C,T
8-bit program counter X
input I
output O
1-bit register F

; constant
C <- -128..127

; temp
T <- A
T <- T

; program counter
X <- C
X <- X+1
X <- F ? C : X+1
X <- A

; 2nd operand
B <- A
B <- B
B <- C
B <- I

; IO output
O <- A
O <-

; accumulator
A <-   A
A <-   B
A <-   T
A <-  -A
A <-  A+B
A <-   F ? B : A
A <-   A,   F <-  A<B
A <-   A,   F <-  A==B