Subversion Repositories openrisc_2011-10-31

# frv testcase for nudiv $GRi,$GRj,$GRk
# mach: fr500 fr550 frv

        .include "testutils.inc"

        start

        .global nudiv
nudiv:
        set_spr_immed   0,gner0
        set_spr_immed   0,gner1

        ; simple division 12 / 3
        set_gr_immed    0x00000003,gr2
        set_gr_immed    0x0000000c,gr3
        nudiv           gr3,gr2,gr3
        test_gr_immed   0x00000003,gr2
        test_gr_immed   0x00000004,gr3
        test_spr_immed  0,gner0
        test_spr_immed  0,gner1

        ; example 1 from the fr30 manual
        set_gr_limmed   0x0123,0x4567,gr2
        set_gr_limmed   0xfedc,0xba98,gr3
        nudiv           gr3,gr2,gr3
        test_gr_limmed  0x0123,0x4567,gr2
        test_gr_immed   0x000000e0,gr3
        test_spr_immed  0,gner0
        test_spr_immed  0,gner1

        or_spr_immed    0x20,isr        ; turn on isr.edem
        nudiv           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
        nudiv           gr1,gr0,gr10    ; divide by zero
        test_spr_immed  1,gner0
        test_spr_immed  0x00000400,gner1

        ; simple division 12 / 3 -- should turn off ne flag
        set_gr_immed    12,gr1
        set_gr_immed    3,gr3
        nudiv           gr1,gr3,gr10
        test_gr_immed   4,gr10
        test_spr_immed  1,gner0
        test_spr_immed  0,gner1

        pass