Subversion Repositories openrisc_me

# frv testcase for nudivi $GRi,$s12,$GRk
# mach: fr500 fr550 frv

        .include "testutils.inc"

        start

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

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

        ; random example
        set_gr_limmed   0xfedc,0xba98,gr3
        nudivi          gr3,0x7ff,gr3
        test_gr_limmed  0x001f,0xdf93,gr3
        test_spr_immed  0,gner0
        test_spr_immed  0,gner1

        ; random example
        set_gr_limmed   0xffff,0xffff,gr3
        nudivi          gr3,-2048,gr3
        test_gr_immed   1,gr3
        test_spr_immed  0,gner0
        test_spr_immed  0,gner1

        or_spr_immed    0x20,isr        ; turn on isr.edem
        nudivi          gr1,0,gr32      ; divide by zero
        test_spr_immed  1,gner0
        test_spr_immed  0,gner1

        and_spr_immed   -33,isr         ; turn off isr.edem
        nudivi          gr1,0,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
        nudivi          gr1,3,gr10
        test_gr_immed   4,gr10
        test_spr_immed  1,gner0
        test_spr_immed  0,gner1

        pass