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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-7.1/] [sim/] [testsuite/] [sim/] [frv/] [fr400/] [csdiv.cgs] - Blame information for rev 834

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Line No. Rev Author Line
1 227 jeremybenn 
# frv testcase for csdiv $GRi,$GRj,$GRk,$CCi,$cond
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# mach: all
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        .include "../testutils.inc"
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        start
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        .global csdiv
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csdiv:
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        set_spr_immed   0x1b1b,cccr
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        ; simple division 12 / 3
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        set_gr_immed    3,gr3
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        set_gr_immed    12,gr1
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        csdiv           gr1,gr3,gr2,cc4,1
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        test_gr_immed   4,gr2
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        ; Random example
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        set_gr_limmed   0x0123,0x4567,gr3
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        set_gr_limmed   0xfedc,0xba98,gr1
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        csdiv           gr1,gr3,gr2,cc4,1
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        test_gr_immed   -1,gr2
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        ; Special case from the Arch Spec Vol 2
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        and_spr_immed   -33,isr         ; turn off isr.edem
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        ; set up exception handler
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        set_psr_et      1
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        and_spr_immed   -4081,tbr       ; clear tbr.tt
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        set_gr_spr      tbr,gr17
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        inc_gr_immed    0x170,gr17      ; address of exception handler
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        set_bctrlr_0_0  gr17
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        set_spr_immed   128,lcr
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        set_gr_immed    0,gr15
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        ; divide will cause overflow
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        set_spr_addr    ok1,lr
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        set_gr_immed    -1,gr3
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        set_gr_limmed   0x8000,0x0000,gr1
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e1:     csdiv           gr1,gr3,gr2,cc4,1
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        test_gr_immed   1,gr15
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        test_gr_limmed  0x8000,0x0000,gr2
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        ; Special case from the Arch Spec Vol 2
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        or_spr_immed    0x20,isr        ; turn on isr.edem
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        set_gr_immed    -1,gr3
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        set_gr_limmed   0x8000,0x0000,gr1
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        csdiv           gr1,gr3,gr2,cc4,1
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        test_gr_limmed  0x7fff,0xffff,gr2
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        ; simple division 12 / 3
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        set_gr_immed    3,gr3
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        set_gr_immed    12,gr1
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        csdiv           gr1,gr3,gr2,cc4,0
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        test_gr_limmed  0x7fff,0xffff,gr2
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        ; Random example
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        set_gr_limmed   0x0123,0x4567,gr3
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        set_gr_limmed   0xfedc,0xba98,gr1
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        csdiv           gr1,gr3,gr2,cc4,0
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        test_gr_limmed  0x7fff,0xffff,gr2
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        ; Special case from the Arch Spec Vol 2
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        and_spr_immed   -33,isr         ; turn off isr.edem
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        set_gr_immed    -1,gr3
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        set_gr_limmed   0x8000,0x0000,gr1
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        csdiv           gr1,gr3,gr2,cc4,0
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        test_gr_limmed  0x7fff,0xffff,gr2
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        or_spr_immed    0x20,isr        ; turn on isr.edem
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        set_gr_immed    -1,gr3
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        set_gr_limmed   0x8000,0x0000,gr1
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        csdiv           gr1,gr3,gr2,cc4,0
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        test_gr_limmed  0x7fff,0xffff,gr2
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        ; simple division 12 / 3
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        set_gr_immed    3,gr3
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        set_gr_immed    12,gr1
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        csdiv           gr1,gr3,gr2,cc5,0
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        test_gr_immed   4,gr2
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        ; Random example
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        set_gr_limmed   0x0123,0x4567,gr3
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        set_gr_limmed   0xfedc,0xba98,gr1
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        csdiv           gr1,gr3,gr2,cc5,0
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        test_gr_immed   -1,gr2
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        ; Special case from the Arch Spec Vol 2
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        and_spr_immed   -33,isr         ; turn off isr.edem
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        ; divide will cause overflow
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        set_spr_addr    ok1,lr
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        set_gr_immed    -1,gr3
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        set_gr_limmed   0x8000,0x0000,gr1
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e2:     csdiv           gr1,gr3,gr2,cc5,0
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        test_gr_immed   2,gr15
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        test_gr_limmed  0x8000,0x0000,gr2
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        ; Special case from the Arch Spec Vol 2
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        or_spr_immed    0x20,isr        ; turn on isr.edem
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        set_gr_immed    -1,gr3
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        set_gr_limmed   0x8000,0x0000,gr1
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        csdiv           gr1,gr3,gr2,cc5,0
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        test_gr_limmed  0x7fff,0xffff,gr2
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        ; simple division 12 / 3
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        set_gr_immed    3,gr3
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        set_gr_immed    12,gr1
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        csdiv           gr1,gr3,gr2,cc5,1
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        test_gr_limmed  0x7fff,0xffff,gr2
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        ; Random example
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        set_gr_limmed   0x0123,0x4567,gr3
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        set_gr_limmed   0xfedc,0xba98,gr1
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        csdiv           gr1,gr3,gr2,cc5,1
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        test_gr_limmed  0x7fff,0xffff,gr2
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        ; Special case from the Arch Spec Vol 2
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        and_spr_immed   -33,isr         ; turn off isr.edem
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        set_gr_immed    -1,gr3
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        set_gr_limmed   0x8000,0x0000,gr1
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        csdiv           gr1,gr3,gr2,cc5,1
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        test_gr_limmed  0x7fff,0xffff,gr2
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        or_spr_immed    0x20,isr        ; turn on isr.edem
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        set_gr_immed    -1,gr3
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        set_gr_limmed   0x8000,0x0000,gr1
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        csdiv           gr1,gr3,gr2,cc5,1
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        test_gr_limmed  0x7fff,0xffff,gr2
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        ; simple division 12 / 3
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        set_gr_immed    3,gr3
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        set_gr_immed    12,gr1
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        csdiv           gr1,gr3,gr2,cc6,0
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        test_gr_limmed  0x7fff,0xffff,gr2
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        ; Random example
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        set_gr_limmed   0x0123,0x4567,gr3
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        set_gr_limmed   0xfedc,0xba98,gr1
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        csdiv           gr1,gr3,gr2,cc6,0
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        test_gr_limmed  0x7fff,0xffff,gr2
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        ; Special case from the Arch Spec Vol 2
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        and_spr_immed   -33,isr         ; turn off isr.edem
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        set_gr_immed    -1,gr3
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        set_gr_limmed   0x8000,0x0000,gr1
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        csdiv           gr1,gr3,gr2,cc6,0
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        test_gr_limmed  0x7fff,0xffff,gr2
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        or_spr_immed    0x20,isr        ; turn on isr.edem
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        set_gr_immed    -1,gr3
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        set_gr_limmed   0x8000,0x0000,gr1
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        csdiv           gr1,gr3,gr2,cc6,0
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        test_gr_limmed  0x7fff,0xffff,gr2
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        ; simple division 12 / 3
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        set_gr_immed    3,gr3
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        set_gr_immed    12,gr1
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        csdiv           gr1,gr3,gr2,cc7,1
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        test_gr_limmed  0x7fff,0xffff,gr2
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        ; Random example
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        set_gr_limmed   0x0123,0x4567,gr3
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        set_gr_limmed   0xfedc,0xba98,gr1
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        csdiv           gr1,gr3,gr2,cc7,1
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        test_gr_limmed  0x7fff,0xffff,gr2
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        ; Special case from the Arch Spec Vol 2
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        and_spr_immed   -33,isr         ; turn off isr.edem
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        set_gr_immed    -1,gr3
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        set_gr_limmed   0x8000,0x0000,gr1
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        csdiv           gr1,gr3,gr2,cc7,1
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        test_gr_limmed  0x7fff,0xffff,gr2
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        or_spr_immed    0x20,isr        ; turn on isr.edem
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        set_gr_immed    -1,gr3
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        set_gr_limmed   0x8000,0x0000,gr1
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        csdiv           gr1,gr3,gr2,cc7,1
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        test_gr_limmed  0x7fff,0xffff,gr2
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        pass
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ok1:    ; exception handler for overflow
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        test_spr_bits   0x18,3,0x2,isr          ; isr.dtt is set
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        test_spr_bits   0x0001,0,0x1,esr0       ; esr0 is valid
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        test_spr_bits   0x003e,1,0x13,esr0      ; esr0.ec is set
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        inc_gr_immed    1,gr15
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        rett            0
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        fail

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