forked from mirror/qemu
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
55 lines
2.0 KiB
C
55 lines
2.0 KiB
C
#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;
|
|
}
|