1/* { dg-skip-if "not enough registers" { pdp11-*-* } { "-O[12s]" } { "" } } */
2
3typedef unsigned short uint16_t;
4typedef unsigned int uint32_t;
5
6#define CF (1<<0)
7#define PF (1<<2)
8#define AF (1<<4)
9#define ZF (1<<6)
10#define SF (1<<7)
11#define OF (1<<11)
12
13#define EFLAGS_BITS (CF|PF|AF|ZF|SF|OF)
14
15void test16(uint16_t x, uint32_t eflags)
16{
17        uint16_t bsr_result;
18        uint32_t bsr_eflags;
19        uint16_t bsf_result;
20        uint32_t bsf_eflags;
21
22        __asm volatile(""
23                : "=&r" (bsr_result), "=&r" (bsr_eflags)
24                : "r" (x), "i" (~EFLAGS_BITS), "r" (eflags));
25        __asm volatile(""
26                : "=&r" (bsf_result), "=&r" (bsf_eflags)
27                : "r" (x), "i" (~EFLAGS_BITS), "r" (eflags));
28        printf("%08x %04x bsrw %02x %08x bsfw %02x %08x\n",
29                x, eflags, bsr_result, bsr_eflags, bsf_result, bsf_eflags);
30}
31