kernel/cpu/sh2/entry.S [185:214]:
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	jmp	@r8
	 lds	r9,pr

	.align	2
4:	.long	exception_handling_table
5:	.long	ret_from_exception
6:	.long	ret_from_irq
7:	.long	do_IRQ
8:	.long	exception_error

trap_entry:
	mov	#0x30,r8
	cmp/ge	r8,r9		! vector 0x1f-0x2f is systemcall
	bt	1f
	mov     #0x1f,r9	! convert to unified SH2/3/4 trap number
1:	
	shll2	r9			! TRA
	bra	system_call	! jump common systemcall entry
	 mov	r9,r8
	
#if defined(CONFIG_SH_STANDARD_BIOS)
	/* Unwind the stack and jmp to the debug entry */
ENTRY(sh_bios_handler)
	mov	r15,r0
	add	#(22-4)*4-4,r0
	ldc.l	@r0+,gbr
	lds.l	@r0+,mach
	lds.l	@r0+,macl
	mov	r15,r0
	mov.l	@(OFF_SP,r0),r1
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kernel/cpu/sh2a/entry.S [131:160]:
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	jmp	@r8
	 lds	r9,pr

	.align	2
4:	.long	exception_handling_table
5:	.long	ret_from_exception
6:	.long	ret_from_irq
7:	.long	do_IRQ
8:	.long	exception_error

trap_entry:
	mov	#0x30,r8
	cmp/ge	r8,r9		! vector 0x1f-0x2f is systemcall
	bt	1f
	mov     #0x1f,r9	! convert to unified SH2/3/4 trap number
1:	
	shll2	r9			! TRA
	bra	system_call	! jump common systemcall entry
	 mov	r9,r8
	
#if defined(CONFIG_SH_STANDARD_BIOS)
	/* Unwind the stack and jmp to the debug entry */
ENTRY(sh_bios_handler)
	mov	r15,r0
	add	#(22-4)*4-4,r0
	ldc.l	@r0+,gbr
	lds.l	@r0+,mach
	lds.l	@r0+,macl
	mov	r15,r0
	mov.l	@(OFF_SP,r0),r1
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