entry := label
	c := const 'h'
	call putchar c
	c := const 'e'
	call putchar c
	c := const 'l'
	call putchar c
	call putchar c
	c := const 'o'
	call putchar c
	c := const ','
	call putchar c
	c := const ' '
	call putchar c
	c := const 'w'
	call putchar c
	c := const 'o'
	call putchar c
	c := const 'r'
	call putchar c
	c := const 'l'
	call putchar c
	c := const 'd'
	call putchar c
	c := const '\n'
	call putchar c
	ret