MIST32 Condition Code
分岐命令でで使用される分岐条件です。Condition Code(以下CC)は以下のように使用します。
b _label, #al
CC一覧
| Code | Operate | Condition | CC1 | CC2 | CC3(GCC) | Flag Condition |
|---|---|---|---|---|---|---|
| 0x0 | Always | Always | AL | Always | ||
| 0x1 | Equal | == | EQ | Z | EQ | ZF |
| 0x2 | Not Equal | != | NEQ | NZ | NE | !ZF |
| 0x3 | Minus | - | MI | SF | ||
| 0x4 | Plus | + | PL | !SF | ||
| 0x5 | Even Number | 2% | EN | PS | ||
| 0x6 | Odd Number | !%2 | ON | !PS | ||
| 0x7 | Overflow | OVF | OF | |||
| 0x8 | Unsigned >=(Cary Set) | >= | UEO | C | GEU | CF |
| 0x9 | Unsigned <(Not Cary Set) | < | UU | NC | LTU | !CF |
| 0xA | Unsigned > | > | UO | GTU | CF and !ZF | |
| 0xB | Unsigned <= | <= | UEU | LEU | !CF or ZF | |
| 0xC | Signed >= | >= | SEO | GE | (SF and OF) or (!SF and !OF) | |
| 0xD | Signed < | < | SU | LT | (SF and !OF) or (!SF and OF) | |
| 0xE | Signed > | > | SO | GT | !((SF xor OF) or ZF) | |
| 0xF | Signed <= | <= | SEU | LE | (SF xor OF) or ZF |