diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/sparc/sysdep.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/sysdep.h | 80 |
1 files changed, 36 insertions, 44 deletions
diff --git a/sysdeps/unix/sysv/linux/sparc/sysdep.h b/sysdeps/unix/sysv/linux/sparc/sysdep.h index 0c32780d9c..10dad895cd 100644 --- a/sysdeps/unix/sysv/linux/sparc/sysdep.h +++ b/sysdeps/unix/sysv/linux/sparc/sysdep.h @@ -34,13 +34,6 @@ #else /* __ASSEMBLER__ */ -#define INTERNAL_VSYSCALL_CALL(funcptr, err, nr, args...) \ - ({ \ - long _ret = funcptr (args); \ - err = ((unsigned long) (_ret) >= (unsigned long) -4095L); \ - _ret; \ - }) - # define VDSO_NAME "LINUX_2.6" # define VDSO_HASH 61765110 @@ -65,108 +58,107 @@ }) #undef INTERNAL_SYSCALL_DECL -#define INTERNAL_SYSCALL_DECL(err) \ - register long err __asm__("g1"); +#define INTERNAL_SYSCALL_DECL(err) do { } while (0) #undef INTERNAL_SYSCALL #define INTERNAL_SYSCALL(name, err, nr, args...) \ - inline_syscall##nr(__SYSCALL_STRING, err, __NR_##name, args) + internal_syscall##nr(__SYSCALL_STRING, err, __NR_##name, args) #undef INTERNAL_SYSCALL_NCS #define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \ - inline_syscall##nr(__SYSCALL_STRING, err, name, args) + internal_syscall##nr(__SYSCALL_STRING, err, name, args) #undef INTERNAL_SYSCALL_ERROR_P #define INTERNAL_SYSCALL_ERROR_P(val, err) \ - ((void) (val), __builtin_expect((err) != 0, 0)) + ((unsigned long int) (val) > -4096UL) #undef INTERNAL_SYSCALL_ERRNO #define INTERNAL_SYSCALL_ERRNO(val, err) (-(val)) -#define inline_syscall0(string,err,name,dummy...) \ +#define internal_syscall0(string,err,name,dummy...) \ ({ \ + register long int __g1 __asm__ ("g1") = (name); \ register long __o0 __asm__ ("o0"); \ - err = name; \ - __asm __volatile (string : "=r" (err), "=r" (__o0) : \ - "0" (err) : \ + __asm __volatile (string : "=r" (__o0) : \ + "r" (__g1) : \ __SYSCALL_CLOBBERS); \ __o0; \ }) -#define inline_syscall1(string,err,name,arg1) \ +#define internal_syscall1(string,err,name,arg1) \ ({ \ + register long int __g1 __asm__("g1") = (name); \ register long __o0 __asm__ ("o0") = (long)(arg1); \ - err = name; \ - __asm __volatile (string : "=r" (err), "=r" (__o0) : \ - "0" (err), "1" (__o0) : \ + __asm __volatile (string : "=r" (__o0) : \ + "r" (__g1), "0" (__o0) : \ __SYSCALL_CLOBBERS); \ __o0; \ }) -#define inline_syscall2(string,err,name,arg1,arg2) \ +#define internal_syscall2(string,err,name,arg1,arg2) \ ({ \ + register long int __g1 __asm__("g1") = (name); \ register long __o0 __asm__ ("o0") = (long)(arg1); \ register long __o1 __asm__ ("o1") = (long)(arg2); \ - err = name; \ - __asm __volatile (string : "=r" (err), "=r" (__o0) : \ - "0" (err), "1" (__o0), "r" (__o1) : \ + __asm __volatile (string : "=r" (__o0) : \ + "r" (__g1), "0" (__o0), "r" (__o1) : \ __SYSCALL_CLOBBERS); \ __o0; \ }) -#define inline_syscall3(string,err,name,arg1,arg2,arg3) \ +#define internal_syscall3(string,err,name,arg1,arg2,arg3) \ ({ \ + register long int __g1 __asm__("g1") = (name); \ register long __o0 __asm__ ("o0") = (long)(arg1); \ register long __o1 __asm__ ("o1") = (long)(arg2); \ register long __o2 __asm__ ("o2") = (long)(arg3); \ - err = name; \ - __asm __volatile (string : "=r" (err), "=r" (__o0) : \ - "0" (err), "1" (__o0), "r" (__o1), \ + __asm __volatile (string : "=r" (__o0) : \ + "r" (__g1), "0" (__o0), "r" (__o1), \ "r" (__o2) : \ __SYSCALL_CLOBBERS); \ __o0; \ }) -#define inline_syscall4(string,err,name,arg1,arg2,arg3,arg4) \ +#define internal_syscall4(string,err,name,arg1,arg2,arg3,arg4) \ ({ \ + register long int __g1 __asm__("g1") = (name); \ register long __o0 __asm__ ("o0") = (long)(arg1); \ register long __o1 __asm__ ("o1") = (long)(arg2); \ register long __o2 __asm__ ("o2") = (long)(arg3); \ register long __o3 __asm__ ("o3") = (long)(arg4); \ - err = name; \ - __asm __volatile (string : "=r" (err), "=r" (__o0) : \ - "0" (err), "1" (__o0), "r" (__o1), \ + __asm __volatile (string : "=r" (__o0) : \ + "r" (__g1), "0" (__o0), "r" (__o1), \ "r" (__o2), "r" (__o3) : \ __SYSCALL_CLOBBERS); \ __o0; \ }) -#define inline_syscall5(string,err,name,arg1,arg2,arg3,arg4,arg5) \ +#define internal_syscall5(string,err,name,arg1,arg2,arg3,arg4,arg5) \ ({ \ + register long int __g1 __asm__("g1") = (name); \ register long __o0 __asm__ ("o0") = (long)(arg1); \ register long __o1 __asm__ ("o1") = (long)(arg2); \ register long __o2 __asm__ ("o2") = (long)(arg3); \ register long __o3 __asm__ ("o3") = (long)(arg4); \ register long __o4 __asm__ ("o4") = (long)(arg5); \ - err = name; \ - __asm __volatile (string : "=r" (err), "=r" (__o0) : \ - "0" (err), "1" (__o0), "r" (__o1), \ + __asm __volatile (string : "=r" (__o0) : \ + "r" (__g1), "0" (__o0), "r" (__o1), \ "r" (__o2), "r" (__o3), "r" (__o4) : \ __SYSCALL_CLOBBERS); \ __o0; \ }) -#define inline_syscall6(string,err,name,arg1,arg2,arg3,arg4,arg5,arg6) \ +#define internal_syscall6(string,err,name,arg1,arg2,arg3,arg4,arg5,arg6)\ ({ \ + register long int __g1 __asm__("g1") = (name); \ register long __o0 __asm__ ("o0") = (long)(arg1); \ register long __o1 __asm__ ("o1") = (long)(arg2); \ register long __o2 __asm__ ("o2") = (long)(arg3); \ register long __o3 __asm__ ("o3") = (long)(arg4); \ register long __o4 __asm__ ("o4") = (long)(arg5); \ register long __o5 __asm__ ("o5") = (long)(arg6); \ - err = name; \ - __asm __volatile (string : "=r" (err), "=r" (__o0) : \ - "0" (err), "1" (__o0), "r" (__o1), \ + __asm __volatile (string : "=r" (__o0) : \ + "r" (__g1), "0" (__o0), "r" (__o1), \ "r" (__o2), "r" (__o3), "r" (__o4), \ "r" (__o5) : \ __SYSCALL_CLOBBERS); \ @@ -182,13 +174,13 @@ register long __o4 __asm__ ("o4") = (long)(arg5); \ register long __g1 __asm__ ("g1") = __NR_clone; \ __asm __volatile (__SYSCALL_STRING : \ - "=r" (__g1), "=r" (__o0), "=r" (__o1) : \ - "0" (__g1), "1" (__o0), "2" (__o1), \ + "=r" (__o0), "=r" (__o1) : \ + "r" (__g1), "0" (__o0), "1" (__o1), \ "r" (__o2), "r" (__o3), "r" (__o4) : \ __SYSCALL_CLOBBERS); \ - if (INTERNAL_SYSCALL_ERROR_P (__o0, __g1)) \ + if (__glibc_unlikely ((unsigned long int) (__o0) > -4096UL)) \ { \ - __set_errno (INTERNAL_SYSCALL_ERRNO (__o0, __g1)); \ + __set_errno (-__o0); \ __o0 = -1L; \ } \ else \ |