projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 4a306116 | 1 | # frv testcase for nsdiv $GRi,$GRj,$GRk |
| 086419a8 | 2 | # mach: fr500 fr550 frv |
| 4a306116 DB |
3 | |
| 4 | .include "testutils.inc" | |
| 5 | ||
| 6 | start | |
| 7 | ||
| 8 | .global nsdiv | |
| 9 | nsdiv: | |
| 10 | set_spr_immed 0,gner0 | |
| 11 | set_spr_immed 0,gner1 | |
| 12 | ||
| 13 | ; simple division 12 / 3 | |
| 14 | set_gr_immed 3,gr3 | |
| 15 | set_gr_immed 12,gr1 | |
| 16 | nsdiv gr1,gr3,gr2 | |
| 17 | test_gr_immed 4,gr2 | |
| 18 | test_spr_immed 0,gner0 | |
| 19 | test_spr_immed 0,gner1 | |
| 20 | ||
| 21 | ; Random example | |
| 22 | set_gr_limmed 0x0123,0x4567,gr3 | |
| 23 | set_gr_limmed 0xfedc,0xba98,gr1 | |
| 24 | nsdiv gr1,gr3,gr2 | |
| 25 | test_gr_immed -1,gr2 | |
| 26 | test_spr_immed 0,gner0 | |
| 27 | test_spr_immed 0,gner1 | |
| 28 | ||
| 29 | ; Special case from the Arch Spec Vol 2 | |
| 30 | or_spr_immed 0x20,isr ; turn on isr.edem | |
| 31 | set_gr_immed -1,gr3 | |
| 32 | set_gr_limmed 0x8000,0x0000,gr1 | |
| 33 | set_spr_immed 4,gner1 ; turn on NE bit for gr2 | |
| 34 | nsdiv gr1,gr3,gr2 ; overflow is masked | |
| 35 | test_gr_limmed 0x7fff,0xffff,gr2 | |
| 36 | test_spr_bits 0x4,2,1,isr ; isr.aexc is set | |
| 37 | test_spr_immed 0,gner0 | |
| 38 | test_spr_immed 0,gner1 | |
| 39 | ||
| 40 | nsdiv gr1,gr0,gr32 ; divide by zero | |
| 41 | test_spr_immed 1,gner0 | |
| 42 | test_spr_immed 0,gner1 | |
| 43 | ||
| 44 | and_spr_immed -33,isr ; turn off isr.edem | |
| 45 | set_gr_immed -1,gr3 | |
| 46 | set_gr_limmed 0x8000,0x0000,gr1 | |
| 47 | nsdiv gr1,gr3,gr2 | |
| 48 | test_gr_limmed 0x8000,0x0000,gr2 | |
| 49 | test_spr_immed 1,gner0 | |
| 50 | test_spr_immed 4,gner1 | |
| 51 | ||
| 52 | nsdiv gr1,gr0,gr10 ; divide by zero | |
| 53 | test_spr_immed 1,gner0 | |
| 54 | test_spr_immed 0x00000404,gner1 | |
| 55 | ||
| 56 | ; simple division 12 / 3 -- should turn off ne flag | |
| 57 | set_gr_immed 3,gr3 | |
| 58 | set_gr_immed 12,gr1 | |
| 59 | nsdiv gr1,gr3,gr2 | |
| 60 | test_gr_immed 4,gr2 | |
| 61 | test_spr_immed 1,gner0 | |
| 62 | test_spr_immed 0x00000400,gner1 | |
| 63 | ||
| 64 | pass |