diff options
Diffstat (limited to 'sim/testsuite/frv/nsdivi.cgs')
| -rw-r--r-- | sim/testsuite/frv/nsdivi.cgs | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/sim/testsuite/frv/nsdivi.cgs b/sim/testsuite/frv/nsdivi.cgs new file mode 100644 index 00000000000..014fadd5814 --- /dev/null +++ b/sim/testsuite/frv/nsdivi.cgs @@ -0,0 +1,64 @@ +# 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 |