rte.cgs

模拟嵌入式硬件平台的软件源代码

# m32r testcase for rte
# mach(): m32r m32rx

	.include "testutils.inc"

	start

	.global rte
rte:

; Test 1: bbpsw = 0, bpsw = 1, psw = 0

	; bbsm = 0, bie = 0, bbcond = 0
	mvi_h_gr r4, 0
	mvtc r4, cr8

	; bsm = 1, bie = 1, bcond = 1, sm = 0, ie = 0, cond = 0
	mvi_h_gr r4, 0xc100
	mvtc r4, cr0

	; bbpc = 0
	mvaddr_h_gr r4, 0
	mvtc r4, bbpc

	; bpc = ret1
	mvaddr_h_gr r4, ret1
	mvtc r4, bpc

	rte
	fail

ret1:
	; test bbsm = 0, bbie = 0, bbcond = 0
	mvfc r4, cr8
	test_h_gr r4, 0

	; test bsm = 0, bie = 0, bcond = 0, sm = 1, ie = 1, cond = 1
	mvfc r4, cr0
	test_h_gr r4, 0xc1

	; test bbpc = 0
	mvfc r4, bbpc
	test_h_gr r4, 0

	; test bpc = 0
	mvfc r4, bpc
	test_h_gr r4, 0

; Test 2: bbpsw = 1, bpsw = 0, psw = 1

	; bbsm = 1, bie = 1, bbcond = 1
	mvi_h_gr r4, 0xc1
	mvtc r4, cr8

	; bsm = 0, bie = 0, bcond = 0, sm = 1, ie = 1, cond = 1
	mvi_h_gr r4, 0xc1
	mvtc r4, cr0

	; bbpc = 42
	mvaddr_h_gr r4, 42
	mvtc r4, bbpc

	; bpc = ret2 + 2
	mvaddr_h_gr r4, ret2 + 2
	mvtc r4, bpc

	rte
	fail

ret2:
	; test bbsm = 1, bbie = 1, bbcond = 1
	mvfc r4, cr8
	test_h_gr r4, 0xc1

	; test bsm = 1, bie = 1, bcond = 1, sm = 0, ie = 0, cond = 0
	mvfc r4, cr0
	test_h_gr r4, 0xc100

	; test bbpc = 42
	mvfc r4, bbpc
	test_h_gr r4, 42

	; test bpc = 42
	mvfc r4, bpc
	test_h_gr r4, 42

	pass