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# cr16 testcase for excp uimm4
# mach(): cr16
.include "testutils.inc"
start
.global excp
excp:
pass # pass macro use the excp 8
## Test 1: bbpsw = 0, bpsw = 1, psw = 0
#
# # bbsm = 0, bie = 0, bbcond = 0
# movw $0, r4
# lpr r4, cr8
#
# # bsm = 1, bie = 1, bcond = 1, sm = 0, ie = 0, cond = 0
# movw $0xc100, r4
# lpr r4, cr0
#
# # bbpc = 0
# movw $0, r4
# mvtc r4, bbpc
#
# # bpc = 42
# mvaddr_h_gr r4, 42
# mvtc r4, bpc
#
# # Copy excp2_handler to excp area of memory.
# ld24 r0,#0x48 # address of excp 2 handler
# ld24 r1,#excp2_handler
# ld r2,@r1
# st r2,@r0
# # Set up return address.
# ld24 r5,#excp2_ret1
#
#excp_insn1:
# excp 2
# fail
#
#excp2_ret1:
# # test bbsm = 1, bbie = 1, bbcond = 1
# mvfc r4, cr8
# test_h_gr r4, 0xc1
#
# # test bsm = 0, bie = 0, bcond = 0, sm = 0, ie = 0, cond = 0
# mvfc r4, cr0
# test_h_gr r4, 0
#
# # test bbpc = 42
# mvfc r4, bbpc
# test_h_gr r4, 42
#
# # test bpc = proper return address
# mvfc r4, bpc
# test_h_gr r4, excp_insn1 + 4
#
## 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 = 0
# mvaddr_h_gr r4, 0
# mvtc r4, bpc
#
# # Set up return address.
# ld24 r5,#excp2_ret2
#
#excp_insn2:
# excp #2
# fail
#
#excp2_ret2:
# # test bbsm = 0, bbie = 0, bbcond = 0
# mvfc r4, cr8
# test_h_gr r4, 0
#
# # test bsm = 1, bie = 1, bcond = 1, sm = 1, ie = 0, cond = 0
# mvfc r4, cr0
# test_h_gr r4, 0xc180
#
# # test bbpc = 0
# mvfc r4, bbpc
# test_h_gr r4, 0
#
# # test bpc = proper return address
# mvfc r4, bpc
# test_h_gr r4, excp_insn2 + 4
#
# pass
#
# .data
#
## Don't use rte as it will undo the effects of excp we're testing.
#
# .p2align 2
#excp2_handler:
# jmp r5
# nop
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