diff options
Diffstat (limited to 'tests/tcg/loongarch64/test_div.c')
| -rw-r--r-- | tests/tcg/loongarch64/test_div.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/tests/tcg/loongarch64/test_div.c b/tests/tcg/loongarch64/test_div.c new file mode 100644 index 0000000000..6c31fe97ae --- /dev/null +++ b/tests/tcg/loongarch64/test_div.c @@ -0,0 +1,54 @@ +#include <assert.h> +#include <inttypes.h> +#include <stdio.h> + +#define TEST_DIV(N, M) \ +static void test_div_ ##N(uint ## M ## _t rj, \ + uint ## M ## _t rk, \ + uint64_t rm) \ +{ \ + uint64_t rd = 0; \ + \ + asm volatile("div."#N" %0,%1,%2\n\t" \ + : "=r"(rd) \ + : "r"(rj), "r"(rk) \ + : ); \ + assert(rd == rm); \ +} + +#define TEST_MOD(N, M) \ +static void test_mod_ ##N(uint ## M ## _t rj, \ + uint ## M ## _t rk, \ + uint64_t rm) \ +{ \ + uint64_t rd = 0; \ + \ + asm volatile("mod."#N" %0,%1,%2\n\t" \ + : "=r"(rd) \ + : "r"(rj), "r"(rk) \ + : ); \ + assert(rd == rm); \ +} + +TEST_DIV(w, 32) +TEST_DIV(wu, 32) +TEST_DIV(d, 64) +TEST_DIV(du, 64) +TEST_MOD(w, 32) +TEST_MOD(wu, 32) +TEST_MOD(d, 64) +TEST_MOD(du, 64) + +int main(void) +{ + test_div_w(0xffaced97, 0xc36abcde, 0x0); + test_div_wu(0xffaced97, 0xc36abcde, 0x1); + test_div_d(0xffaced973582005f, 0xef56832a358b, 0xffffffffffffffa8); + test_div_du(0xffaced973582005f, 0xef56832a358b, 0x11179); + test_mod_w(0x7cf18c32, 0xa04da650, 0x1d3f3282); + test_mod_wu(0x7cf18c32, 0xc04da650, 0x7cf18c32); + test_mod_d(0x7cf18c3200000000, 0xa04da65000000000, 0x1d3f328200000000); + test_mod_du(0x7cf18c3200000000, 0xc04da65000000000, 0x7cf18c3200000000); + + return 0; +} |