#ifndef _BITS_SYSCALLS_H #define _BITS_SYSCALLS_H #ifndef _SYSCALL_H # error "Never use directly; include instead." #endif /* This includes the `__NR_' syscall numbers taken from the Linux kernel * header files. It also defines the traditional `SYS_' macros for older * programs. */ #include #ifndef __set_errno # define __set_errno(val) (*__errno_location ()) = (val) #endif /* macros taken from glibc-2.3/sysdeps/unix/sysv/linux/sparc/sysdep.h Copyright (C) 2000, 2002 Free Software Foundation, Inc. Contributed by Jakub Jelinek , 2000. */ #ifndef __ASSEMBLER__ #undef _syscall0 #define _syscall0(type,name) \ type name(void) \ { \ return (type) (INLINE_SYSCALL(name, 0)); \ } #undef _syscall1 #define _syscall1(type,name,type1,arg1) \ type name(type1 arg1) \ { \ return (type) (INLINE_SYSCALL(name, 1, arg1)); \ } #undef _syscall2 #define _syscall2(type,name,type1,arg1,type2,arg2) \ type name(type1 arg1,type2 arg2) \ { \ return (type) (INLINE_SYSCALL(name, 2, arg1, arg2)); \ } #undef _syscall3 #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ type name(type1 arg1,type2 arg2,type3 arg3) \ { \ return (type) (INLINE_SYSCALL(name, 3, arg1, arg2, arg3)); \ } #undef _syscall4 #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ { \ return (type) (INLINE_SYSCALL(name, 4, arg1, arg2, arg3, arg4)); \ } #undef _syscall5 #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ type5,arg5) \ type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ { \ return (type) (INLINE_SYSCALL(name, 5, arg1, arg2, arg3, arg4, arg5)); \ } #undef _syscall6 #define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ type5,arg5,type6,arg6) \ type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, type6 arg6) \ { \ return (type) (INLINE_SYSCALL(name, 6, arg1, arg2, arg3, arg4, arg5, arg6)); \ } #undef _syscall7 #define _syscall7(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ type5,arg5,type6,arg6,type7,arg7) \ type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, type6 arg6,type7 arg7) \ { \ return (type) (INLINE_SYSCALL(name, 7, arg1, arg2, arg3, arg4, arg5, arg6, arg7)); \ } #define __SYSCALL_STRING \ "ta 0x10;" \ "bcs 2f;" \ " nop;" \ "1:" \ ".subsection 2;" \ "2:" \ "save %%sp, -192, %%sp;" \ "call __errno_location;" \ " nop;" \ "st %%i0,[%%o0];" \ "ba 1b;" \ " restore %%g0, -1, %%o0;" \ ".previous;" #define __SYSCALL_CLOBBERS "g2", "g3", "g4", "g5", "g7", \ "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", \ "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15", \ "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23", \ "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31", \ "cc", "memory" #undef INLINE_SYSCALL #define INLINE_SYSCALL(name, nr, args...) _INLINE_SYSCALL##nr(name, args) #define _INLINE_SYSCALL0(name,dummy...) \ ({ \ register long __o0 __asm__ ("o0"); \ register long __g1 __asm__ ("g1") = __NR_##name; \ __asm __volatile (__SYSCALL_STRING : "=r" (__g1), "=r" (__o0) : \ "0" (__g1) : \ __SYSCALL_CLOBBERS); \ __o0; \ }) #define _INLINE_SYSCALL1(name,arg1) \ ({ \ register long __o0 __asm__ ("o0") = (long)(arg1); \ register long __g1 __asm__ ("g1") = __NR_##name; \ __asm __volatile (__SYSCALL_STRING : "=r" (__g1), "=r" (__o0) : \ "0" (__g1), "1" (__o0) : \ __SYSCALL_CLOBBERS); \ __o0; \ }) #define _INLINE_SYSCALL2(name,arg1,arg2) \ ({ \ register long __o0 __asm__ ("o0") = (long)(arg1); \ register long __o1 __asm__ ("o1") = (long)(arg2); \ register long __g1 __asm__ ("g1") = __NR_##name; \ __asm __volatile (__SYSCALL_STRING : "=r" (__g1), "=r" (__o0) : \ "0" (__g1), "1" (__o0), "r" (__o1) : \ __SYSCALL_CLOBBERS); \ __o0; \ }) #define _INLINE_SYSCALL3(name,arg1,arg2,arg3) \ ({ \ register long __o0 __asm__ ("o0") = (long)(arg1); \ register long __o1 __asm__ ("o1") = (long)(arg2); \ register long __o2 __asm__ ("o2") = (long)(arg3); \ register long __g1 __asm__ ("g1") = __NR_##name; \ __asm __volatile (__SYSCALL_STRING : "=r" (__g1), "=r" (__o0) : \ "0" (__g1), "1" (__o0), "r" (__o1), \ "r" (__o2) : \ __SYSCALL_CLOBBERS); \ __o0; \ }) #define _INLINE_SYSCALL4(name,arg1,arg2,arg3,arg4) \ ({ \ 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 __g1 __asm__ ("g1") = __NR_##name; \ __asm __volatile (__SYSCALL_STRING : "=r" (__g1), "=r" (__o0) : \ "0" (__g1), "1" (__o0), "r" (__o1), \ "r" (__o2), "r" (__o3) : \ __SYSCALL_CLOBBERS); \ __o0; \ }) #define _INLINE_SYSCALL5(name,arg1,arg2,arg3,arg4,arg5) \ ({ \ 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 __g1 __asm__ ("g1") = __NR_##name; \ __asm __volatile (__SYSCALL_STRING : "=r" (__g1), "=r" (__o0) : \ "0" (__g1), "1" (__o0), "r" (__o1), \ "r" (__o2), "r" (__o3), "r" (__o4) : \ __SYSCALL_CLOBBERS); \ __o0; \ }) #define _INLINE_SYSCALL6(name,arg1,arg2,arg3,arg4,arg5,arg6) \ ({ \ 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); \ register long __g1 __asm__ ("g1") = __NR_##name; \ __asm __volatile (__SYSCALL_STRING : "=r" (__g1), "=r" (__o0) : \ "0" (__g1), "1" (__o0), "r" (__o1), \ "r" (__o2), "r" (__o3), "r" (__o4), \ "r" (__o5) : \ __SYSCALL_CLOBBERS); \ __o0; \ }) #endif /* __ASSEMBLER__ */ #endif /* _BITS_SYSCALLS_H */