projects / thirdparty / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 4a306116 | 1 | # frv testcase for udiv $GRi,$GRj,$GRk |
| 086419a8 | 2 | # mach: frv fr500 fr400 |
| 4a306116 DB |
3 | |
| 4 | .include "testutils.inc" | |
| 5 | ||
| 6 | start | |
| 7 | ||
| 8 | .global udiv | |
| 9 | udiv: | |
| 10 | ; simple division 12 / 3 | |
| 11 | set_gr_immed 0x00000003,gr2 | |
| 12 | set_gr_immed 0x0000000c,gr3 | |
| 13 | udiv gr3,gr2,gr3 | |
| 14 | test_gr_immed 0x00000003,gr2 | |
| 15 | test_gr_immed 0x00000004,gr3 | |
| 16 | ||
| 17 | ; example 1 from udiv in the fr30 manual | |
| 18 | set_gr_limmed 0x0123,0x4567,gr2 | |
| 19 | set_gr_limmed 0xfedc,0xba98,gr3 | |
| 20 | udiv gr3,gr2,gr3 | |
| 21 | test_gr_limmed 0x0123,0x4567,gr2 | |
| 22 | test_gr_immed 0x000000e0,gr3 | |
| 23 | ||
| 24 | ; set up exception handler | |
| 25 | set_psr_et 1 | |
| 26 | and_spr_immed -4081,tbr ; clear tbr.tt | |
| 27 | set_gr_spr tbr,gr17 | |
| 28 | inc_gr_immed 0x170,gr17 ; address of exception handler | |
| 29 | set_bctrlr_0_0 gr17 | |
| 30 | set_spr_immed 128,lcr | |
| 31 | set_gr_immed 0,gr15 | |
| 32 | ||
| 33 | ; divide by zero | |
| 34 | set_spr_addr ok1,lr | |
| 35 | set_gr_addr e1,gr17 | |
| 36 | e1: udiv gr1,gr0,gr2 ; divide by zero | |
| 37 | test_gr_immed 1,gr15 | |
| 38 | ||
| 39 | pass | |
| 40 | ||
| 41 | ok1: ; exception handler for divide by zero | |
| 42 | test_spr_bits 0x18,3,0x1,isr ; isr.dtt is set | |
| 43 | test_spr_gr epcr0,gr17 ; return address set | |
| 44 | test_spr_bits 0x0001,0,0x1,esr0 ; esr0 is valid | |
| 45 | test_spr_bits 0x003e,1,0x13,esr0 ; esr0.ec is set | |
| 46 | inc_gr_immed 1,gr15 | |
| 47 | rett 0 | |
| 48 | fail |