VM Stack Instructions

Mnemonic	Operand (Size)	Description	Opcode	Flags Affected
Stack Manipulation
pushlb	LB (1)	push literal byte	0x01	N,Z
pushls	LS (2)	push literal short	0x02	N,Z
pushmb	PORT (2)	push byte from PORT to stack top	0x03	N,Z
pushmbx	-	pop short as PORT, push byte from PORT to stack top	0x04	N,Z
pushms	PORT (2)	push short from PORT to stack top	0x05	N,Z
pushmsx	-	pop short as PORT, push short from PORT to stack top	0x06	N,Z
pushsb	IX (1)	push byte at IX to stack top	0x07	N,Z
pushsbx	-	pop byte as IX, push byte at IX to stack top	0x08	N,Z
pushss	IX (1)	push short at IX to stack top	0x09	N,Z
pushssx	-	pop byte as IX, push short at IX to stack top	0x0A	N,Z
pushsba	AX (2)	push byte at AX to stack top	0x0B	N,Z
pushsbax	-	pop short as AX, push byte at AX to stack top	0x0C	N,Z
pushssa	AX (2)	push short at AX to stack top	0x0D	N,Z
pushssax	-	pop short as AX, push short at AX to stack top	0x0E	N,Z
pushn	N (1)	push N bytes onto stack	0x0F	-
pushnx	-	pop byte as N, push N bytes onto stack	0x10	-
popbm	PORT (2)	pop byte into PORT	0x13	-
popbmx	-	pop short as PORT, pop byte into PORT	0x14	-
popsm	PORT (2)	pop short into PORT	0x15	-
popsmx	-	pop short as PORT, pop short into PORT	0x16	-
popbs	IX (1)	pop byte into stack at IX	0x17	-
popbsx	-	pop byte as IX, pop byte into stack at IX	0x18	-
popss	IX (1)	pop short into stack at IX	0x19	-
popssx	-	pop byte as IX, pop short into stack at IX	0x1A	-
popbsa	AX (2)	pop byte into stack at AX	0x1B	-
popbsax	-	pop short as AX, pop byte into stack at AX	0x1C	-
popssa	AX (2)	pop short into stack at AX	0x1D	-
popssax	-	pop short as AX, pop short into stack at AX	0x1E	-
popcmd	-	pop command packet from stack, execute command	0x1F	-
popb	-	pop byte, set flags based on popped value	0x20	N,Z
pops	-	pop short, set flags based on popped value	0x21	N,Z
popn	N (1)	pop N bytes off the stack	0x22	-
popnx	-	pop byte as N, pop N bytes off the stack	0x23	-
convbs	-	pop byte, convert it to short, push new short	0x11	-
convsb	-	pop short, convert it to byte, push new byte	0x12	C
fmtbb	-	pop byte, push binary ASCII string	0x4B	-
fmtbd	-	pop byte, push signed decimal ASCII string	0x4C	-
fmtbu	-	pop byte, push unsigned decimal ASCII string	0x4D	-
fmtbh	-	pop byte, push hexadecimal ASCII string	0x4E	-
fmtsb	-	pop short, push binary ASCII string	0x4F	-
fmtsd	-	pop short, push signed decimal ASCII string	0x50	-
fmtsu	-	pop short, push unsigned decimal ASCII string	0x51	-
fmtsh	-	pop short, push hexadecimal ASCII string	0x52	-

version: 1.0, build 80903