Reverted the last change, because it doesn't compile.

git-svn-id: svn://svn.cc65.org/cc65/trunk@5028 b7a2c559-68d2-44c3-8de9-860c34a00d81

libsrc/atmos/crt0.s

@@ -7,8 +7,7 @@
 	.export		_exit
 	.export		__STARTUP__ : absolute = 1	; Mark as startup
 	.import		initlib, donelib
-	.import		callmain, zerobss, callirq
-	.import		__INTERRUPTOR_COUNT__
+	.import		callmain, zerobss
 	.import		__RAM_START__, __RAM_SIZE__
 	.import		__ZPSAVE_LOAD__, __STACKSIZE__
 
@@ -70,24 +69,9 @@ L1:	lda	sp,x
 	lda	#>(__RAM_START__ + __RAM_SIZE__ + __STACKSIZE__)
 	sta	sp+1		; Set argument stack ptr
 
-; If we have IRQ functions, chain our stub into the IRQ vector
-
-	lda	#<__INTERRUPTOR_COUNT__
-	beq	NoIRQ1
-	lda	IRQVec
-	ldx	IRQVec+1
-	sta	IRQInd+1
-	stx	IRQInd+2
-	lda	#<IRQStub
-	ldx	#>IRQStub
-	sei
-	sta	IRQVec
-	stx	IRQVec+1
-	cli
-
 ; Call module constructors
 
-NoIRQ1: jsr	initlib
+	jsr	initlib
 
 ; Push arguments and call main()
 
@@ -97,21 +81,9 @@ NoIRQ1: jsr	initlib
 
 _exit:	jsr	donelib		; Run module destructors
 
-; Reset the IRQ vector if we chained it.
-
-	pha			; Save the return code on stack
-	lda	#<__INTERRUPTOR_COUNT__
-	beq	NoIRQ2
-	lda	IRQInd+1
-	ldx	IRQInd+2
-	sei
-	sta	IRQVec
-	stx	IRQVec+1
-	cli
-
 ; Restore system stuff
 
-NoIRQ2: ldx	spsave
+	ldx	spsave
 	txs
 	lda	stsave
 	sta	STATUS
@@ -128,26 +100,13 @@ L2:	lda	zpsave,x
 
 	rts
 
-; ------------------------------------------------------------------------
-; The IRQ vector jumps here, if condes routines are defined with type 2.
-
-IRQStub:
-	cld				; Just to be sure
-	jsr	callirq			; Call the functions
-	jmp	IRQInd			; Jump to the saved IRQ vector
-
 ; ------------------------------------------------------------------------
 ; Data
 
-.data
-
-IRQInd: jmp	$0000
-
 .segment	"ZPSAVE"
 
 zpsave: .res	zpspace
 
 .bss
-
 spsave: .res	1
 stsave: .res	1