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# frv testcase for cstbu $GRk,@($GRi,$GRj),$CCi,$cond
# mach: all

        .include "testutils.inc"

        start

        .global cstbu
cstbu:
        set_spr_immed   0x1b1b,cccr
        set_gr_gr       sp,gr21

        set_gr_gr       sp,gr20
        set_mem_limmed  0xdead,0xbeef,sp
        set_gr_immed    0,gr7
        set_gr_limmed   0xffff,0xffff,gr8
        cstbu           gr8,@(sp,gr7),cc0,1
        test_mem_limmed 0xffad,0xbeef,sp
        test_gr_gr      sp,gr20

        inc_gr_immed    2,gr20
        set_gr_immed    2,gr7
        set_gr_limmed   0xffff,0xffee,gr8
        cstbu           gr8,@(sp,gr7),cc0,1
        test_mem_limmed 0xffad,0xeeef,gr21
        test_gr_gr      sp,gr20

        inc_gr_immed    1,gr20
        set_gr_immed    -1,gr7
        inc_gr_immed    2,sp
        set_gr_limmed   0xffff,0xff00,gr8
        cstbu           gr8,@(sp,gr7),cc4,1
        inc_gr_immed    -4,sp
        test_mem_limmed 0xffad,0xee00,gr21

        set_gr_gr       gr21,sp
        set_gr_gr       gr21,gr20
        set_mem_limmed  0xdead,0xbeef,sp
        set_gr_immed    0,gr7
        set_gr_limmed   0xffff,0xffff,gr8
        cstbu           gr8,@(sp,gr7),cc0,0
        test_mem_limmed 0xdead,0xbeef,gr21
        test_gr_gr      sp,gr20

        set_gr_immed    2,gr7
        set_gr_limmed   0xffff,0xffee,gr8
        cstbu           gr8,@(sp,gr7),cc0,0
        test_mem_limmed 0xdead,0xbeef,gr21
        test_gr_gr      sp,gr20

        set_gr_immed    -1,gr7
        inc_gr_immed    4,gr20
        inc_gr_immed    4,sp
        set_gr_limmed   0xffff,0xff00,gr8
        cstbu           gr8,@(sp,gr7),cc4,0
        test_mem_limmed 0xdead,0xbeef,gr21
        test_gr_gr      sp,gr20

        set_gr_gr       gr21,sp
        set_gr_gr       sp,gr20
        set_mem_limmed  0xdead,0xbeef,sp
        set_gr_immed    0,gr7
        set_gr_limmed   0xffff,0xffff,gr8
        cstbu           gr8,@(sp,gr7),cc1,0
        test_mem_limmed 0xffad,0xbeef,sp
        test_gr_gr      sp,gr20

        inc_gr_immed    2,gr20
        set_gr_immed    2,gr7
        set_gr_limmed   0xffff,0xffee,gr8
        cstbu           gr8,@(sp,gr7),cc1,0
        test_mem_limmed 0xffad,0xeeef,gr21
        test_gr_gr      sp,gr20

        inc_gr_immed    1,gr20
        set_gr_immed    -1,gr7
        inc_gr_immed    2,sp
        set_gr_limmed   0xffff,0xff00,gr8
        cstbu           gr8,@(sp,gr7),cc5,0
        inc_gr_immed    -4,sp
        test_mem_limmed 0xffad,0xee00,gr21

        set_gr_gr       gr21,sp
        set_gr_gr       gr21,gr20
        set_mem_limmed  0xdead,0xbeef,sp
        set_gr_immed    0,gr7
        set_gr_limmed   0xffff,0xffff,gr8
        cstbu           gr8,@(sp,gr7),cc1,1
        test_mem_limmed 0xdead,0xbeef,gr21
        test_gr_gr      sp,gr20

        set_gr_immed    2,gr7
        set_gr_limmed   0xffff,0xffee,gr8
        cstbu           gr8,@(sp,gr7),cc1,1
        test_mem_limmed 0xdead,0xbeef,gr21
        test_gr_gr      sp,gr20

        set_gr_immed    -1,gr7
        inc_gr_immed    4,gr20
        inc_gr_immed    4,sp
        set_gr_limmed   0xffff,0xff00,gr8
        cstbu           gr8,@(sp,gr7),cc5,1
        test_mem_limmed 0xdead,0xbeef,gr21
        test_gr_gr      sp,gr20

        set_gr_gr       gr21,sp
        set_gr_gr       gr21,gr20
        set_mem_limmed  0xdead,0xbeef,sp
        set_gr_immed    0,gr7
        set_gr_limmed   0xffff,0xffff,gr8
        cstbu           gr8,@(sp,gr7),cc2,0
        test_mem_limmed 0xdead,0xbeef,gr21
        test_gr_gr      sp,gr20

        set_gr_immed    2,gr7
        set_gr_limmed   0xffff,0xffee,gr8
        cstbu           gr8,@(sp,gr7),cc2,1
        test_mem_limmed 0xdead,0xbeef,gr21
        test_gr_gr      sp,gr20

        set_gr_immed    -1,gr7
        inc_gr_immed    4,gr20
        inc_gr_immed    4,sp
        set_gr_limmed   0xffff,0xff00,gr8
        cstbu           gr8,@(sp,gr7),cc6,0
        test_mem_limmed 0xdead,0xbeef,gr21
        test_gr_gr      sp,gr20

        set_gr_gr       gr21,sp
        set_gr_gr       gr21,gr20
        set_mem_limmed  0xdead,0xbeef,sp
        set_gr_immed    0,gr7
        set_gr_limmed   0xffff,0xffff,gr8
        cstbu           gr8,@(sp,gr7),cc3,1
        test_mem_limmed 0xdead,0xbeef,gr21
        test_gr_gr      sp,gr20

        set_gr_immed    2,gr7
        set_gr_limmed   0xffff,0xffee,gr8
        cstbu           gr8,@(sp,gr7),cc3,0
        test_mem_limmed 0xdead,0xbeef,gr21
        test_gr_gr      sp,gr20

        set_gr_immed    -1,gr7
        inc_gr_immed    4,gr20
        inc_gr_immed    4,sp
        set_gr_limmed   0xffff,0xff00,gr8
        cstbu           gr8,@(sp,gr7),cc7,1
        test_mem_limmed 0xdead,0xbeef,gr21
        test_gr_gr      sp,gr20

        pass