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[/] [openrisc/] [tags/] [gnu-src/] [gdb-7.2/] [gdb-7.2-or32-1.0rc1/] [sim/] [testsuite/] [sim/] [frv/] [nsdiv.cgs] - Rev 341
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# frv testcase for nsdiv $GRi,$GRj,$GRk
# mach: fr500 fr550 frv
.include "testutils.inc"
start
.global nsdiv
nsdiv:
set_spr_immed 0,gner0
set_spr_immed 0,gner1
; simple division 12 / 3
set_gr_immed 3,gr3
set_gr_immed 12,gr1
nsdiv gr1,gr3,gr2
test_gr_immed 4,gr2
test_spr_immed 0,gner0
test_spr_immed 0,gner1
; Random example
set_gr_limmed 0x0123,0x4567,gr3
set_gr_limmed 0xfedc,0xba98,gr1
nsdiv gr1,gr3,gr2
test_gr_immed -1,gr2
test_spr_immed 0,gner0
test_spr_immed 0,gner1
; Special case from the Arch Spec Vol 2
or_spr_immed 0x20,isr ; turn on isr.edem
set_gr_immed -1,gr3
set_gr_limmed 0x8000,0x0000,gr1
set_spr_immed 4,gner1 ; turn on NE bit for gr2
nsdiv gr1,gr3,gr2 ; overflow is masked
test_gr_limmed 0x7fff,0xffff,gr2
test_spr_bits 0x4,2,1,isr ; isr.aexc is set
test_spr_immed 0,gner0
test_spr_immed 0,gner1
nsdiv gr1,gr0,gr32 ; divide by zero
test_spr_immed 1,gner0
test_spr_immed 0,gner1
and_spr_immed -33,isr ; turn off isr.edem
set_gr_immed -1,gr3
set_gr_limmed 0x8000,0x0000,gr1
nsdiv gr1,gr3,gr2
test_gr_limmed 0x8000,0x0000,gr2
test_spr_immed 1,gner0
test_spr_immed 4,gner1
nsdiv gr1,gr0,gr10 ; divide by zero
test_spr_immed 1,gner0
test_spr_immed 0x00000404,gner1
; simple division 12 / 3 -- should turn off ne flag
set_gr_immed 3,gr3
set_gr_immed 12,gr1
nsdiv gr1,gr3,gr2
test_gr_immed 4,gr2
test_spr_immed 1,gner0
test_spr_immed 0x00000400,gner1
pass