insn_access_error-fr550.cgs

gdb-6.8 Linux下的调试程序 最新版本

# frv testcase to generate insn_access_error interrupt
# mach: fr550
# sim: --memory-region 0xfe800000,0x7f0500 --memory-region 0xfeff0540,0xfb00
	.include "testutils.inc"

	start

	.global dsr
dsr:
	and_spr_immed	-4081,tbr		; clear tbr.tt
	set_gr_spr	tbr,gr17
	inc_gr_immed	0x020,gr17		; address of exception handler
	set_bctrlr_0_0  gr17
	set_spr_immed	128,lcr
	set_psr_et	1

	set_spr_addr	handler,lr
	set_gr_immed	0,gr16

	set_gr_addr	ok0,gr8
	set_gr_addr	0xfe800000,gr17
	jmpl		@(gr17,gr0)		; cause interrupt
ok0:
	test_gr_immed	1,gr16

	set_gr_addr	ok1,gr8
	set_gr_addr	0xfefffffc,gr17
	jmpl		@(gr17,gr0)		; cause interrupt
ok1:
	test_gr_immed	2,gr16

	pass
handler:
	; check interrupts
	test_spr_immed	0x1,esfr1		; esr0 is active
;	test_spr_gr	epcr0,gr17		; epcr0 is not used
	test_spr_bits	0x0001,0,0x1,esr0	; esr0 is valid
	test_spr_bits	0x003e,1,0x2,esr0	; esr0.ec is set
	test_spr_bits	0x0800,11,0x0,esr0	; esr0.eav is not set

	addi		gr16,1,gr16
	movgs		gr8,pcsr
	rett		0
	fail