| 1 | #include <stdint.h> |
| 2 | #include <unistd.h> |
| 3 | |
| 4 | int main(void) |
| 5 | { |
| 6 | uint64_t parmlist[] __attribute__((aligned(16))) = { |
| 7 | 0xfedcba9876543210ull, |
| 8 | 0, |
| 9 | 0x7777777777777777ull, |
| 10 | 0, |
| 11 | }; |
| 12 | uint64_t op1 = 0x0123456789abcdefull; |
| 13 | uint64_t op2 = 0; |
| 14 | uint64_t op3 = op1; |
| 15 | uint64_t cc; |
| 16 | |
| 17 | asm volatile( |
| 18 | " lghi %%r0,%[flags]\n" |
| 19 | " la %%r1,%[parmlist]\n" |
| 20 | " csst %[op1],%[op2],%[op3]\n" |
| 21 | " ipm %[cc]\n" |
| 22 | : [op1] "+m" (op1), |
| 23 | [op2] "+m" (op2), |
| 24 | [op3] "+r" (op3), |
| 25 | [cc] "=r" (cc) |
| 26 | : [flags] "K" (0x0301), |
| 27 | [parmlist] "m" (parmlist) |
| 28 | : "r0", "r1", "cc", "memory"); |
| 29 | cc = (cc >> 28) & 3; |
| 30 | if (cc) { |
| 31 | write(1, "bad cc\n", 7); |
| 32 | return 1; |
| 33 | } |
| 34 | if (op1 != parmlist[0]) { |
| 35 | write(1, "bad op1\n", 8); |
| 36 | return 1; |
| 37 | } |
| 38 | if (op2 != parmlist[2]) { |
| 39 | write(1, "bad op2\n", 8); |
| 40 | return 1; |
| 41 | } |
| 42 | return 0; |
| 43 | } |