kickassembler/Examples/06.PseudoCommands/PseudoCmds.lib

#importonce

//------------------------------------
// Basic commands
//------------------------------------
.pseudocommand mov arg1:arg2 {
	lda arg1
	sta arg2
}

.pseudocommand incLim tar:lim {
	inc tar
	lda tar
	cmp lim
	bne exit
	lda #0
	sta tar	
exit:
}



.pseudocommand mov16 src:tar {
	lda src
	sta tar
	lda _16bit_nextArgument(src)
	sta _16bit_nextArgument(tar)
}

.function _16bit_nextArgument(arg) {
	.if (arg.getType()==AT_IMMEDIATE) .return CmdArgument(arg.getType(),>arg.getValue())
	.return CmdArgument(arg.getType(),arg.getValue()+1)
}




//------------------------------------
// Irq commands
//------------------------------------
.pseudocommand irqStart {
		pha
		txa
		pha
		tya
		pha
		mov #$ff : $d019
}

.pseudocommand irqEnd line : addr {
		.if (line.getType()!=AT_NONE) 	mov line : $d012
		.if (addr.getType()!=AT_NONE) 	mov addr : $fffe
		pla
		tay
		pla
		tax
		pla
		rti
}