| typedef unsigned long long ull; |
| volatile int gvol[32]; |
| ull gull; |
| |
| #define MULTI(X) \ |
| X( 1), X( 2), X( 3), X( 4), X( 5), X( 6), X( 7), X( 8), X( 9), X(10), \ |
| X(11), X(12), X(13), X(14), X(15), X(16), X(17), X(18), X(19), X(20), \ |
| X(21), X(22), X(23), X(24), X(25), X(26), X(27), X(28), X(29), X(30) |
| |
| #define DECLARE(INDEX) x##INDEX |
| #define COPYIN(INDEX) x##INDEX = gvol[INDEX] |
| #define COPYOUT(INDEX) gvol[INDEX] = x##INDEX |
| |
| #define BUILD_TEST(NAME, N) \ |
| ull __attribute__((noinline)) \ |
| NAME (int n, ull x) \ |
| { \ |
| while (n--) \ |
| { \ |
| int MULTI (DECLARE); \ |
| MULTI (COPYIN); \ |
| MULTI (COPYOUT); \ |
| x += N; \ |
| } \ |
| return x; \ |
| } |
| |
| #define RUN_TEST(NAME, N) \ |
| if (NAME (3, ~0ULL) != N * 3 - 1) \ |
| abort (); \ |
| if (NAME (3, 0xffffffffULL) \ |
| != N * 3 + 0xffffffffULL) \ |
| abort (); |
| |
| #define DO_TESTS(DO_TEST) \ |
| DO_TEST (t1, -2048) \ |
| DO_TEST (t2, -513) \ |
| DO_TEST (t3, -512) \ |
| DO_TEST (t4, -511) \ |
| DO_TEST (t5, -1) \ |
| DO_TEST (t6, 1) \ |
| DO_TEST (t7, 511) \ |
| DO_TEST (t8, 512) \ |
| DO_TEST (t9, 513) \ |
| DO_TEST (t10, gull) \ |
| DO_TEST (t11, -gull) |
| |
| DO_TESTS (BUILD_TEST) |
| |
| ull neg (ull x) { return -x; } |
| |
| int |
| main () |
| { |
| gull = 100; |
| DO_TESTS (RUN_TEST) |
| if (neg (gull) != -100ULL) |
| abort (); |
| exit (0); |
| } |