1 /* Test for gethrtime which either issues a classic syscall 2 or leverages fasttrap available on Solaris with tscp hwcap. */ 3 4 #include "config.h" 5 #include <stdio.h> 6 #include <sys/time.h> 7 #include <sys/trap.h> 8 9 int main(void) 10 { 11 hrtime_t hrt = gethrtime(); 12 if (hrt > 0) 13 printf("PASS\n"); 14 15 /* Exercise the fasttrap directly if available. When tscp hwcap 16 is not supported, it simply returns NULL. */ 17 #if defined(SOLARIS_GETHRT_FASTTRAP) 18 #if defined(VGP_x86_solaris) 19 __asm__ ( \ 20 "movl %[FASTTRAP],%%eax\n" 21 "int $0xd2\n" 22 : 23 : [FASTTRAP] "i" (T_GETHRT) 24 : "eax", "edx", "cc"); 25 #elif defined(VGP_amd64_solaris) 26 __asm__ ( \ 27 "movq %[FASTTRAP],%%rax\n" 28 "int $0xd2\n" 29 : 30 : [FASTTRAP] "i" (T_GETHRT) 31 : "rax", "rdx", "cc"); 32 #else 33 # error "Unknown platform" 34 #endif 35 #endif /* SOLARIS_GETHRT_FASTTRAP */ 36 37 return 0; 38 } 39 40
