Revision d575b78a
| b/tests/test-i386.c | ||
|---|---|---|
| 832 | 832 |
TEST_XCHG(xaddw, "w", "=q"); |
| 833 | 833 |
TEST_XCHG(xaddb, "b", "=q"); |
| 834 | 834 |
|
| 835 |
{
|
|
| 836 |
int res; |
|
| 837 |
res = 0x12345678; |
|
| 838 |
asm("xaddl %1, %0" : "=r" (res) : "0" (res));
|
|
| 839 |
printf("xaddl same res=%08x\n", res);
|
|
| 840 |
} |
|
| 841 |
|
|
| 835 | 842 |
TEST_XCHG(xaddl, "", "=m"); |
| 836 | 843 |
TEST_XCHG(xaddw, "w", "=m"); |
| 837 | 844 |
TEST_XCHG(xaddb, "b", "=m"); |
| ... | ... | |
| 851 | 858 |
TEST_CMPXCHG(cmpxchgl, "", "=m", 0xfffefdfc); |
| 852 | 859 |
TEST_CMPXCHG(cmpxchgw, "w", "=m", 0xfffefdfc); |
| 853 | 860 |
TEST_CMPXCHG(cmpxchgb, "b", "=m", 0xfffefdfc); |
| 861 |
|
|
| 862 |
{
|
|
| 863 |
uint64_t op0, op1, op2; |
|
| 864 |
int i, eflags; |
|
| 865 |
|
|
| 866 |
for(i = 0; i < 2; i++) {
|
|
| 867 |
op0 = 0x123456789abcd; |
|
| 868 |
if (i == 0) |
|
| 869 |
op1 = 0xfbca765423456; |
|
| 870 |
else |
|
| 871 |
op1 = op0; |
|
| 872 |
op2 = 0x6532432432434; |
|
| 873 |
asm("cmpxchg8b %1\n"
|
|
| 874 |
"pushf\n" |
|
| 875 |
"popl %2\n" |
|
| 876 |
: "=A" (op0), "=m" (op1), "=g" (eflags) |
|
| 877 |
: "0" (op0), "m" (op1), "b" ((int)op2), "c" ((int)(op2 >> 32))); |
|
| 878 |
printf("cmpxchg8b: op0=%016llx op1=%016llx CC=%02x\n",
|
|
| 879 |
op0, op1, eflags & CC_Z); |
|
| 880 |
} |
|
| 881 |
} |
|
| 854 | 882 |
} |
| 855 | 883 |
|
| 856 | 884 |
/**********************************************/ |
Also available in: Unified diff