diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/m68k/sysdep.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/m68k/sysdep.h | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/sysdeps/unix/sysv/linux/m68k/sysdep.h b/sysdeps/unix/sysv/linux/m68k/sysdep.h index 8fdd26f52f..4094172587 100644 --- a/sysdeps/unix/sysv/linux/m68k/sysdep.h +++ b/sysdeps/unix/sysv/linux/m68k/sysdep.h @@ -43,13 +43,22 @@ for a real error by making sure the value in %d0 is a real error number. Linus said he will make sure the no syscall returns a value in -1 .. -4095 as a valid result so we can savely test with -4095. */ + +/* We don't want the label for the error handler to be visible in the symbol + table when we define it here. */ +#ifdef PIC +#define SYSCALL_ERROR_LABEL .Lsyscall_error +#else +#define SYSCALL_ERROR_LABEL __syscall_error +#endif + #undef PSEUDO #define PSEUDO(name, syscall_name, args) \ .text; \ ENTRY (name) \ DO_CALL (syscall_name, args); \ cmp.l &-4095, %d0; \ - jcc syscall_error + jcc SYSCALL_ERROR_LABEL #undef PSEUDO_END #define PSEUDO_END(name) \ @@ -60,7 +69,7 @@ /* Store (- %d0) into errno through the GOT. */ #ifdef _LIBC_REENTRANT #define SYSCALL_ERROR_HANDLER \ -syscall_error: \ +SYSCALL_ERROR_LABEL: \ neg.l %d0; \ move.l %d0, -(%sp); \ jbsr __errno_location@PLTPC; \ @@ -70,9 +79,9 @@ syscall_error: \ a pointer (e.g., mmap). */ \ move.l %d0, %a0; \ rts; -#else +#else /* !_LIBC_REENTRANT */ #define SYSCALL_ERROR_HANDLER \ -syscall_error: \ +SYSCALL_ERROR_LABEL: \ move.l (errno@GOTPC, %pc), %a0; \ neg.l %d0; \ move.l %d0, (%a0); \ |