| # frv testcase to generate interrupts for bad register alignment |
| # mach: frv |
| .include "testutils.inc" |
| |
| start |
| |
| .global align |
| align: |
| and_spr_immed -4081,tbr ; clear tbr.tt |
| set_gr_spr tbr,gr17 |
| inc_gr_immed 0x080,gr17 ; address of exception handler |
| set_bctrlr_0_0 gr17 |
| inc_gr_immed 0x050,gr17 ; address of exception handler |
| set_bctrlr_0_0 gr17 |
| set_spr_immed 128,lcr |
| set_spr_addr ok1,lr |
| set_psr_et 1 |
| |
| ; Make the the register number odd at bad[1-4], bad9 and bada. |
| ; We can't simply code an odd register number because the assembler |
| ; will catch the error. |
| set_gr_mem bad1,gr10 |
| or_gr_immed 0x02000000,gr10 |
| set_mem_gr gr10,bad1 |
| set_gr_addr bad1,gr10 |
| flush_data_cache gr10 |
| set_gr_mem bad2,gr10 |
| or_gr_immed 0x02000000,gr10 |
| set_mem_gr gr10,bad2 |
| set_gr_addr bad2,gr10 |
| flush_data_cache gr10 |
| set_gr_mem bad3,gr10 |
| or_gr_immed 0x02000000,gr10 |
| set_mem_gr gr10,bad3 |
| set_gr_addr bad3,gr10 |
| flush_data_cache gr10 |
| set_gr_mem bad4,gr10 |
| or_gr_immed 0x02000000,gr10 |
| set_mem_gr gr10,bad4 |
| set_gr_addr bad4,gr10 |
| flush_data_cache gr10 |
| set_gr_mem bad9,gr10 |
| or_gr_immed 0x02000000,gr10 |
| set_mem_gr gr10,bad9 |
| set_gr_addr bad9,gr10 |
| flush_data_cache gr10 |
| set_gr_mem bada,gr10 |
| or_gr_immed 0x02000000,gr10 |
| set_mem_gr gr10,bada |
| set_gr_addr bada,gr10 |
| flush_data_cache gr10 |
| |
| set_gr_immed 4,gr20 ; PC increment |
| set_gr_immed 0,gr15 |
| inc_gr_immed -12,sp ; for memory alignment |
| |
| set_gr_addr bad1,gr17 |
| bad1: stdi gr0,@(sp,0) ; misaligned reg |
| test_gr_immed 1,gr15 |
| |
| set_gr_addr bad2,gr17 |
| bad2: lddi @(sp,0),gr8 ; misaligned reg |
| test_gr_immed 2,gr15 |
| |
| set_gr_addr bad3,gr17 |
| bad3: stdc cpr0,@(sp,gr0) ; misaligned reg |
| test_gr_immed 3,gr15 |
| |
| set_gr_addr bad4,gr17 |
| bad4: lddc @(sp,gr0),cpr8 ; misaligned reg |
| test_gr_immed 4,gr15 |
| |
| set_gr_addr bad5,gr17 |
| bad5: stqi gr2,@(sp,0) ; misaligned reg |
| test_gr_immed 5,gr15 |
| |
| set_gr_addr bad6,gr17 |
| bad6: ldqi @(sp,0),gr10 ; misaligned reg |
| test_gr_immed 6,gr15 |
| |
| set_gr_addr bad7,gr17 |
| bad7: stqc cpr2,@(sp,gr0) ; misaligned reg |
| test_gr_immed 7,gr15 |
| |
| set_gr_addr bad8,gr17 |
| bad8: ldqc @(sp,gr0),cpr10 ; misaligned reg |
| test_gr_immed 8,gr15 |
| |
| set_gr_immed 0,gr20 ; PC increment |
| set_gr_addr bad9,gr17 |
| bad9: stdfi fr0,@(sp,0) ; misaligned reg |
| test_gr_immed 9,gr15 |
| |
| set_gr_addr bada,gr17 |
| bada: lddfi @(sp,0),fr8 ; misaligned reg |
| test_gr_immed 10,gr15 |
| |
| set_gr_addr badb,gr17 |
| badb: stqfi fr2,@(sp,0) ; misaligned reg |
| test_gr_immed 11,gr15 |
| |
| set_gr_addr badc,gr17 |
| badc: ldqfi @(sp,0),fr10 ; misaligned reg |
| test_gr_immed 12,gr15 |
| |
| pass |
| |
| ; exception handler |
| ok1: |
| cmpi gr20,0,icc0 |
| beq icc0,0,float |
| |
| ; check register_exception |
| test_spr_immed 0x1,esfr1 ; esr0 is active |
| test_spr_gr epcr0,gr17 |
| test_spr_bits 0x0001,0,0x1,esr0 ; esr0 is valid |
| test_spr_bits 0x003e,1,0xc,esr0 ; esr0.ec is set |
| test_spr_bits 0x00c0,6,0x1,esr0 ; esr0.rec is set |
| test_spr_bits 0x0800,11,0x0,esr0 ; esr0.eav is not set |
| movsg pcsr,gr60 |
| add gr60,gr20,gr60 |
| movgs gr60,pcsr |
| bra ret |
| float: |
| ; check fp_exception |
| test_spr_immed 0,esfr1 ; no esr's active |
| ret: |
| inc_gr_immed 1,gr15 |
| rett 0 |
| fail |
