| 1 | #include <assert.h> |
| 2 | #include <inttypes.h> |
| 3 | #include <stdio.h> |
| 4 | |
| 5 | #define TEST_DIV(N, M) \ |
| 6 | static void test_div_ ##N(uint ## M ## _t rj, \ |
| 7 | uint ## M ## _t rk, \ |
| 8 | uint64_t rm) \ |
| 9 | { \ |
| 10 | uint64_t rd = 0; \ |
| 11 | \ |
| 12 | asm volatile("div."#N" %0,%1,%2\n\t" \ |
| 13 | : "=r"(rd) \ |
| 14 | : "r"(rj), "r"(rk) \ |
| 15 | : ); \ |
| 16 | assert(rd == rm); \ |
| 17 | } |
| 18 | |
| 19 | #define TEST_MOD(N, M) \ |
| 20 | static void test_mod_ ##N(uint ## M ## _t rj, \ |
| 21 | uint ## M ## _t rk, \ |
| 22 | uint64_t rm) \ |
| 23 | { \ |
| 24 | uint64_t rd = 0; \ |
| 25 | \ |
| 26 | asm volatile("mod."#N" %0,%1,%2\n\t" \ |
| 27 | : "=r"(rd) \ |
| 28 | : "r"(rj), "r"(rk) \ |
| 29 | : ); \ |
| 30 | assert(rd == rm); \ |
| 31 | } |
| 32 | |
| 33 | TEST_DIV(w, 32) |
| 34 | TEST_DIV(wu, 32) |
| 35 | TEST_DIV(d, 64) |
| 36 | TEST_DIV(du, 64) |
| 37 | TEST_MOD(w, 32) |
| 38 | TEST_MOD(wu, 32) |
| 39 | TEST_MOD(d, 64) |
| 40 | TEST_MOD(du, 64) |
| 41 | |
| 42 | int main(void) |
| 43 | { |
| 44 | test_div_w(0xffaced97, 0xc36abcde, 0x0); |
| 45 | test_div_wu(0xffaced97, 0xc36abcde, 0x1); |
| 46 | test_div_d(0xffaced973582005f, 0xef56832a358b, 0xffffffffffffffa8); |
| 47 | test_div_du(0xffaced973582005f, 0xef56832a358b, 0x11179); |
| 48 | test_mod_w(0x7cf18c32, 0xa04da650, 0x1d3f3282); |
| 49 | test_mod_wu(0x7cf18c32, 0xc04da650, 0x7cf18c32); |
| 50 | test_mod_d(0x7cf18c3200000000, 0xa04da65000000000, 0x1d3f328200000000); |
| 51 | test_mod_du(0x7cf18c3200000000, 0xc04da65000000000, 0x7cf18c3200000000); |
| 52 | |
| 53 | return 0; |
| 54 | } |