New sim testsuite for Fujitsu FRV. Contributed by Red Hat.
[deliverable/binutils-gdb.git] / sim / testsuite / sim / frv / fr400 / sdiv.cgs
1 # frv testcase for sdiv $GRi,$GRj,$GRk
2 # mach: all
3
4 .include "../testutils.inc"
5
6 start
7
8 .global sdiv
9 sdiv:
10 ; simple division 12 / 3
11 set_gr_immed 3,gr3
12 set_gr_immed 12,gr1
13 sdiv gr1,gr3,gr2
14 test_gr_immed 4,gr2
15
16 ; Random example
17 set_gr_limmed 0x0123,0x4567,gr3
18 set_gr_limmed 0xfedc,0xba98,gr1
19 sdiv gr1,gr3,gr2
20 test_gr_immed -1,gr2
21
22 ; Special case from the Arch Spec Vol 2
23 or_spr_immed 0x20,isr ; turn on isr.edem
24 set_gr_immed -1,gr3
25 set_gr_limmed 0x8000,0x0000,gr1
26 sdiv gr1,gr3,gr2
27 test_gr_limmed 0x7fff,0xffff,gr2
28 test_spr_bits 0x4,2,1,isr ; isr.aexc is set
29
30 and_spr_immed -33,isr ; turn off isr.edem
31 ; set up exception handler
32 set_psr_et 1
33 and_spr_immed -4081,tbr ; clear tbr.tt
34 set_gr_spr tbr,gr17
35 inc_gr_immed 0x170,gr17 ; address of exception handler
36 set_bctrlr_0_0 gr17
37 set_spr_immed 128,lcr
38 set_gr_immed 0,gr15
39
40 ; divide will cause overflow
41 set_spr_addr ok1,lr
42 set_gr_immed -1,gr3
43 set_gr_limmed 0x8000,0x0000,gr1
44 e1: sdiv gr1,gr3,gr2 ; overflow
45 test_gr_immed 1,gr15
46 test_gr_limmed 0x8000,0x0000,gr2; gr2 updated
47
48 ; divide by zero
49 set_spr_addr ok2,lr
50 set_gr_immed 0xdeadbeef,gr2
51 e2: sdiv gr1,gr0,gr2 ; divide by zero
52 test_gr_immed 2,gr15 ; handler called
53 test_gr_immed 0xdeadbeef,gr2 ; gr2 not updated.
54
55 pass
56
57 ok1: ; exception handler for overflow
58 test_spr_bits 0x18,3,0x2,isr ; isr.dtt is set
59 test_spr_bits 0x0001,0,0x1,esr0 ; esr0 is valid
60 test_spr_bits 0x003e,1,0x13,esr0 ; esr0.ec is set
61 inc_gr_immed 1,gr15
62 rett 0
63 fail
64
65 ok2: ; exception handler for divide by zero
66 test_spr_bits 0x18,3,0x3,isr ; isr.dtt is set
67 test_spr_bits 0x0001,0,0x1,esr0 ; esr0 is valid
68 test_spr_bits 0x003e,1,0x13,esr0 ; esr0.ec is set
69 inc_gr_immed 1,gr15
70 rett 0
71 fail
This page took 0.03025 seconds and 4 git commands to generate.