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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
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