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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [sim/] [testsuite/] [sim/] [frv/] [interrupts/] [regalign.cgs] - Blame information for rev 840

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Line No. Rev Author Line
1 24 jeremybenn 
# frv testcase to generate interrupts for bad register alignment
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# mach: frv
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        .include "testutils.inc"
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        start
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        .global align
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align:
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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    0x080,gr17              ; address of exception handler
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        set_bctrlr_0_0  gr17
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        inc_gr_immed    0x050,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_spr_addr    ok1,lr
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        set_psr_et      1
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        ; Make the the register number odd at bad[1-4], bad9 and bada.
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        ; We can't simply code an odd register number because the assembler
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        ; will catch the error.
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        set_gr_mem      bad1,gr10
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        or_gr_immed     0x02000000,gr10
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        set_mem_gr      gr10,bad1
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        set_gr_addr     bad1,gr10
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        flush_data_cache gr10
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        set_gr_mem      bad2,gr10
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        or_gr_immed     0x02000000,gr10
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        set_mem_gr      gr10,bad2
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        set_gr_addr     bad2,gr10
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        flush_data_cache gr10
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        set_gr_mem      bad3,gr10
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        or_gr_immed     0x02000000,gr10
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        set_mem_gr      gr10,bad3
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        set_gr_addr     bad3,gr10
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        flush_data_cache gr10
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        set_gr_mem      bad4,gr10
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        or_gr_immed     0x02000000,gr10
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        set_mem_gr      gr10,bad4
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        set_gr_addr     bad4,gr10
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        flush_data_cache gr10
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        set_gr_mem      bad9,gr10
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        or_gr_immed     0x02000000,gr10
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        set_mem_gr      gr10,bad9
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        set_gr_addr     bad9,gr10
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        flush_data_cache gr10
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        set_gr_mem      bada,gr10
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        or_gr_immed     0x02000000,gr10
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        set_mem_gr      gr10,bada
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        set_gr_addr     bada,gr10
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        flush_data_cache gr10
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        set_gr_immed    4,gr20          ; PC increment
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        set_gr_immed    0,gr15
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        inc_gr_immed    -12,sp          ; for memory alignment
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        set_gr_addr     bad1,gr17
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bad1:   stdi    gr0,@(sp,0)             ; misaligned reg
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        test_gr_immed   1,gr15
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        set_gr_addr     bad2,gr17
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bad2:   lddi    @(sp,0),gr8             ; misaligned reg
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        test_gr_immed   2,gr15
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        set_gr_addr     bad3,gr17
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bad3:   stdc    cpr0,@(sp,gr0)          ; misaligned reg
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        test_gr_immed   3,gr15
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        set_gr_addr     bad4,gr17
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bad4:   lddc    @(sp,gr0),cpr8          ; misaligned reg
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        test_gr_immed   4,gr15
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        set_gr_addr     bad5,gr17
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bad5:   stqi    gr2,@(sp,0)             ; misaligned reg
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        test_gr_immed   5,gr15
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        set_gr_addr     bad6,gr17
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bad6:   ldqi    @(sp,0),gr10            ; misaligned reg
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        test_gr_immed   6,gr15
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        set_gr_addr     bad7,gr17
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bad7:   stqc    cpr2,@(sp,gr0)          ; misaligned reg
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        test_gr_immed   7,gr15
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        set_gr_addr     bad8,gr17
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bad8:   ldqc    @(sp,gr0),cpr10         ; misaligned reg
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        test_gr_immed   8,gr15
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        set_gr_immed    0,gr20          ; PC increment
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        set_gr_addr     bad9,gr17
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bad9:   stdfi   fr0,@(sp,0)             ; misaligned reg
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        test_gr_immed   9,gr15
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        set_gr_addr     bada,gr17
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bada:   lddfi   @(sp,0),fr8             ; misaligned reg
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        test_gr_immed   10,gr15
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        set_gr_addr     badb,gr17
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badb:   stqfi   fr2,@(sp,0)             ; misaligned reg
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        test_gr_immed   11,gr15
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        set_gr_addr     badc,gr17
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badc:   ldqfi   @(sp,0),fr10            ; misaligned reg
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        test_gr_immed   12,gr15
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        pass
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; exception handler
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ok1:
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        cmpi            gr20,0,icc0
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        beq             icc0,0,float
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        ; check register_exception
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        test_spr_immed  0x1,esfr1               ; esr0 is active
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        test_spr_gr     epcr0,gr17
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        test_spr_bits   0x0001,0,0x1,esr0       ; esr0 is valid
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        test_spr_bits   0x003e,1,0xc,esr0       ; esr0.ec is set
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        test_spr_bits   0x00c0,6,0x1,esr0       ; esr0.rec is set
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        test_spr_bits   0x0800,11,0x0,esr0      ; esr0.eav is not set
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        movsg           pcsr,gr60
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        add             gr60,gr20,gr60
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        movgs           gr60,pcsr
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        bra             ret
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float:
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        ; check fp_exception
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        test_spr_immed  0,esfr1                 ; no esr's active
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ret:
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        inc_gr_immed    1,gr15
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        rett            0
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        fail

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