Commit 7f5e1452121a64380c56577c86163621f3adfd37
1 parent
f528bfd4
BSR/BSF 'undefined behaviour' test
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@811 c046a42c-6fe2-441c-8c8c-71466251a162
Showing
1 changed file
with
4 additions
and
2 deletions
tests/test-i386.c
| ... | ... | @@ -512,10 +512,12 @@ void test_mul(void) |
| 512 | 512 | {\ |
| 513 | 513 | int res, val, resz;\ |
| 514 | 514 | val = op0;\ |
| 515 | - asm("xorl %1, %1 ; " #op " %" size "2, %" size "0 ; setz %b1" \ | |
| 515 | + asm("xorl %1, %1\n"\ | |
| 516 | + "movl $0x12345678, %0\n"\ | |
| 517 | + #op " %" size "2, %" size "0 ; setz %b1" \ | |
| 516 | 518 | : "=r" (res), "=q" (resz)\ |
| 517 | 519 | : "g" (val));\ |
| 518 | - printf("%-10s A=%08x R=%08x %d\n", #op, val, resz ? 0 : res, resz);\ | |
| 520 | + printf("%-10s A=%08x R=%08x %d\n", #op, val, res, resz);\ | |
| 519 | 521 | } |
| 520 | 522 | |
| 521 | 523 | void test_bsx(void) | ... | ... |