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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [asmreg-1.c] - Rev 856
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/* { dg-do compile { target cris-*-* } } */ /* { dg-options "-O2" } */ /* { dg-final { scan-assembler "\\\.ifnc \\\$r9-\\\$r10-\\\$r11-\\\$r12" } } */ /* Sanity check for asm register operands in syscall failed for cris-axis-linux-gnu due to regmove bug. Hans-Peter Nilsson <hp@axis.com>. */ extern void lseek64 (int, long long, int); extern int *__errno_location (void); struct dirent64 { long long d_off; unsigned short int d_reclen; char d_name[256]; }; struct kernel_dirent64 { long long d_off; unsigned short d_reclen; char d_name[256]; }; static inline int __attribute__ ((__always_inline__)) __syscall_getdents64 (int fd, char * dirp, unsigned count) { register unsigned long __sys_res asm ("r10"); register unsigned long __r10 __asm__ ("r10") = (unsigned long) fd; register unsigned long __r11 __asm__ ("r11") = (unsigned long) dirp; register unsigned long __r12 __asm__ ("r12") = (unsigned long) count; register unsigned long __callno asm ("r9") = (220); asm volatile (".ifnc %1-%0-%3-%4,$r9-$r10-$r11-$r12\n\t" ".err\n\t" ".endif\n\t" "break 13" : "=r" (__sys_res) : "r" (__callno), "0" (__r10), "r" (__r11), "r" (__r12) : "memory"); if (__sys_res >= (unsigned long) -4096) { (*__errno_location ()) = - __sys_res; __sys_res = -1; } return __sys_res; } int __getdents64 (int fd, char *buf, unsigned nbytes) { struct dirent64 *dp; long long last_offset = -1; int retval; struct kernel_dirent64 *skdp, *kdp; dp = (struct dirent64 *) buf; skdp = kdp = __builtin_alloca (nbytes); retval = __syscall_getdents64(fd, (char *)kdp, nbytes); if (retval == -1) return -1; while ((char *) kdp < (char *) skdp + retval) { if ((char *) dp > buf + nbytes) { lseek64(fd, last_offset, 0); break; } last_offset = kdp->d_off; __builtin_memcpy (dp->d_name, kdp->d_name, kdp->d_reclen - 10); dp = (struct dirent64 *) ((char *) dp + sizeof (*dp)); kdp = (struct kernel_dirent64 *) (((char *) kdp) + kdp->d_reclen); } return (char *) dp - buf; }
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