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/* See if ADOX give expected results */
#include <assert.h>
#include <stdint.h>
#include <stdbool.h>
static uint64_t adoxq(bool *c_out, uint64_t a, uint64_t b, bool c)
{
asm ("addl $0x7fffffff, %k1\n\t"
"adoxq %2, %0\n\t"
"seto %b1"
: "+r"(a), "=&r"(c) : "r"(b), "1"((int)c));
*c_out = c;
return a;
}
static uint64_t adoxl(bool *c_out, uint64_t a, uint64_t b, bool c)
{
asm ("addl $0x7fffffff, %k1\n\t"
"adoxl %k2, %k0\n\t"
"seto %b1"
: "+r"(a), "=&r"(c) : "r"(b), "1"((int)c));
*c_out = c;
return a;
}
int main()
{
uint64_t r;
bool c;
r = adoxq(&c, 0, 0, 0);
assert(r == 0);
assert(c == 0);
r = adoxl(&c, 0, 0, 0);
assert(r == 0);
assert(c == 0);
r = adoxl(&c, 0x100000000, 0, 0);
assert(r == 0);
assert(c == 0);
r = adoxq(&c, 0, 0, 1);
assert(r == 1);
assert(c == 0);
r = adoxl(&c, 0, 0, 1);
assert(r == 1);
assert(c == 0);
r = adoxq(&c, -1, -1, 0);
assert(r == -2);
assert(c == 1);
r = adoxl(&c, -1, -1, 0);
assert(r == 0xfffffffe);
assert(c == 1);
r = adoxq(&c, -1, -1, 1);
assert(r == -1);
assert(c == 1);
r = adoxl(&c, -1, -1, 1);
assert(r == 0xffffffff);
assert(c == 1);
return 0;
}
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