projects / thirdparty / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| c5fbc25b DD |
1 | # v850 satsub |
| 2 | # mach: all | |
| 3 | ||
| 4 | .include "testutils.inc" | |
| 5 | ||
| 6 | # If the result of the add is "negative", that means we went too | |
| 7 | # positive. The result should be the most positive number. | |
| 8 | ||
| 9 | noflags | |
| 10 | seti 0x90000000, r1 | |
| 11 | seti 0x70000000, r2 | |
| 12 | satsubr r2, r1 | |
| 13 | ||
| 14 | flags sat + c + v + ns + nz | |
| 15 | reg r1, 0x7fffffff | |
| 16 | ||
| 17 | # Similarly, if the result of the add is "positive", that means we | |
| 18 | # went too negative. The result should be the most negative number. | |
| 19 | ||
| 20 | noflags | |
| 21 | seti 0x70000000, r1 | |
| 22 | seti 0x90000000, r2 | |
| 23 | satsubr r2, r1 | |
| 24 | ||
| 25 | flags sat + nc + v + s + nz | |
| 26 | reg r1, 0x80000000 | |
| 27 | ||
| 28 | # Check that the SAT flag remains set until reset | |
| 29 | ||
| 30 | seti 1, r1 | |
| 31 | seti 2, r2 | |
| 32 | satsubr r2, r1 | |
| 33 | ||
| 34 | flags sat + nc + nv + ns + nz | |
| 35 | reg r1, 1 | |
| 36 | ||
| 37 | noflags | |
| 38 | seti 1, r1 | |
| 39 | seti 2, r2 | |
| 40 | satsubr r2, r1 | |
| 41 | ||
| 42 | flags nsat + nc + nv + ns + nz | |
| 43 | reg r1, 1 | |
| 44 | ||
| 45 | # Check that results exactly equal to min/max don't saturate | |
| 46 | ||
| 47 | noflags | |
| 48 | seti 0x90000000, r1 | |
| 49 | seti 0x0fffffff, r2 | |
| 50 | satsubr r2, r1 | |
| 51 | ||
| 52 | flags nsat + c + nv + ns + nz | |
| 53 | reg r1, 0x7fffffff | |
| 54 | ||
| 55 | ||
| 56 | noflags | |
| 57 | seti 0x70000000, r1 | |
| 58 | seti 0xf0000000, r2 | |
| 59 | satsubr r2, r1 | |
| 60 | ||
| 61 | flags nsat + nc + nv + s + nz | |
| 62 | reg r1, 0x80000000 | |
| 63 | ||
| 64 | ||
| 65 | pass |