| # frv testcase for nsdivi $GRi,$s12,$GRk |
| # mach: fr500 fr550 frv |
| |
| .include "testutils.inc" |
| |
| start |
| |
| .global nsdivi |
| nsdivi: |
| set_spr_immed 0,gner0 |
| set_spr_immed 0,gner1 |
| |
| ; simple division 12 / 3 |
| set_gr_immed 12,gr1 |
| nsdivi gr1,3,gr2 |
| test_gr_immed 4,gr2 |
| test_spr_immed 0,gner0 |
| test_spr_immed 0,gner1 |
| |
| ; Random example |
| set_gr_limmed 0xfedc,0xba98,gr1 |
| nsdivi gr1,0x7ff,gr2 |
| test_gr_limmed 0xffff,0xdb93,gr2 |
| test_spr_immed 0,gner0 |
| test_spr_immed 0,gner1 |
| |
| ; Random negative example |
| set_gr_limmed 0xfedc,0xba98,gr1 |
| nsdivi gr1,-2048,gr2 |
| test_gr_immed 0x2468,gr2 |
| test_spr_immed 0,gner0 |
| test_spr_immed 0,gner1 |
| |
| or_spr_immed 0x20,isr ; turn on isr.edem |
| set_gr_limmed 0x8000,0x0000,gr1 |
| nsdivi gr1,-1,gr2 |
| test_gr_limmed 0x7fff,0xffff,gr2 |
| test_spr_immed 0,gner0 |
| test_spr_immed 0,gner1 |
| |
| nsdivi gr1,0,gr32 ; divide by zero |
| test_spr_immed 1,gner0 |
| test_spr_immed 0,gner1 |
| |
| ; Special case from the Arch Spec Vol 2 |
| and_spr_immed -33,isr ; turn off isr.edem |
| set_gr_limmed 0x8000,0x0000,gr1 |
| nsdivi gr1,-1,gr2 |
| test_gr_limmed 0x8000,0x0000,gr2 |
| test_spr_immed 1,gner0 |
| test_spr_immed 4,gner1 |
| |
| nsdivi gr1,0,gr10 ; divide by zero |
| test_spr_immed 1,gner0 |
| test_spr_immed 0x00000404,gner1 |
| |
| ; simple division 12 / 3 -- should turn off ne flag |
| set_gr_immed 12,gr1 |
| nsdivi gr1,3,gr2 |
| test_gr_immed 4,gr2 |
| test_spr_immed 1,gner0 |
| test_spr_immed 0x00000400,gner1 |
| |
| pass |
