.macro call(func, args...) ; ABI-style function call with any number of arguments
.for i=0, i<args_length, i++
	.if i = 0
		SET A, args[i]
	.elseif i = 1
		SET B, args[i]
	.elseif i = 2
		SET C, args[i]
	.else
		SET PUSH, args[i]
	.end
.end
JSR func
.if args_length - 3 > 0
	ADD SP, args_length - 3 ; clean up stack
.end
.endmacro

call(function, 10, 14, 27)


; Again, but this time, optimized to not re-set registers

.macro call(func, args...) ; ABI-style function call with any number of arguments
.for i=0, i<args_length, i++
	.if i = 0
		.if args[i] !== A
			SET A, args[i]
		.end
	.elseif i = 1
		.if args[i] !== B
			SET B, args[i]
		.end
	.elseif i = 2
		.if args[i] !== C
			SET C, args[i]
		.end
	.else
		SET PUSH, args[i]
	.end
.end
JSR func
.if args_length - 3 > 0
	ADD SP, args_length - 3 ; clean up stack
.end
.endmacro

call(function, A, B, C) ; This is just JSR func thanks to the auto-optimization