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authorUlrich Drepper <drepper@redhat.com>1998-11-02 10:07:25 +0000
committerUlrich Drepper <drepper@redhat.com>1998-11-02 10:07:25 +0000
commit160698e277bb4bc9a402c0f044289fd04f958089 (patch)
tree0e57b03f25bc859b8a95519884e79855cf530243 /sysdeps/unix/alpha/sysdep.h
parentc55be36de736a025d54fb8c8fffab0191dc452de (diff)
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Update.
1998-11-02 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/i386/setgroups.c (setgroups): Remove unnecessary test and add cast. 1998-11-02 Andreas Jaeger <aj@arthur.rhein-neckar.de> * posix/getconf.c: Add initializer SYSCONF for CHARCLASS_NAME_MAX. * sysdeps/unix/sysv/linux/ttyname.c (getttyname): Remove unused parameter fd. * sysdeps/unix/sysv/linux/ttyname_r.c (__ttyname_r): Likewise. 1998-11-02 Mark Kettenis <kettenis@phys.uva.nl> * sysdeps/generic/bits/types.h (__FDS_BITS): New macro to access fds_bits member. (__FDMASK): Use __fd_mask instead of unsigned long int in cast. 1998-10-31 Richard Henderson <rth@cygnus.com> * math/Makefile (gmp-objs): Add udiv_qrnnd. * sysdeps/unix/alpha/sysdep.h (INLINE_SYSCALL*): New. (inline_syscall*): New. * sysdeps/unix/sysv/linux/alpha/sysdep.h (INLINE_SYSCALL): New. * sysdeps/unix/sysv/linux/alpha/syscalls.list: Kill __syscall* bits. 1998-10-30 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> * sunrpc/Versions: Add xdr_uint32_t and xdr_int32_t. * sunrpc/pmap_rmt.c: Initialize clnt_stat variable. * sunrpc/rpc/auth_des.h: Use uint32_t for time values. * sunrpc/rpc/xdr.h: Add INT32 support. * nis/nis_call.c: Changes for new 64bit clean NIS+ interface. * nis/nis_callback.c: Likewise. * nis/nis_creategroup.c: Likewise. * nis/nis_defaults.c: Likewise. * nis/nis_intern.h: Likewise. * nis/nis_lookup.c: Likewise. * nis/nis_ping.c: Likewise. * nis/nis_print.c: Likewise. * nis/nis_table.c: Likewise. * nis/nis_util.c: Likewise. * nis/nis_xdr.c: Likewise. * nis/rpcsvc/nis.h: Likewise. * nis/rpcsvc/nis.x: Likewise. * nis/rpcsvc/nis_callback.h: Likewise. * nis/rpcsvc/nis_object.x: Likewise. * nis/rpcsvc/nislib.h: Likewise. * nis/rpcsvc/yp.h: Remove casts to (u_long). * nis/rpcsvc/yp_prot.h: Likewise. * nis/rpcsvc/ypupd.h: Likewise. * nis/ypclnt.c: Change %ld to %d in sprintf. 1998-10-29 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * manual/locale.texi (Formatting Numbers): Fix strfmon examples. 1998-10-28 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * sysdeps/generic/bits/select.h (__FD_ZERO): Change '\0' to plain 0, __fd_mask is usually not a char. 1998-10-30 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/sigpending.c (sigpending): Allow compilation on systems without rt_* syscalls (e.g. on Linux 2.0). * sysdeps/unix/sysv/linux/sigprocmask.c (__sigprocmask): Likewise. * sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise. * sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise. * sysdeps/unix/sysv/linux/sigsuspend.c (__sigsuspend): Likewise * sysdeps/unix/sysv/linux/sigqueue.c: Likewise. * sysdeps/unix/sysv/linux/aio_sigqueue.c: Likewise. * sysdeps/unix/sysv/linux/i386/sigaction.c (__sigaction): Allow compiling on systems without rt_sigaction syscall. * sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c (__sigaction): Likewise. 1998-10-30 Andreas Jaeger <aj@arthur.rhein-neckar.de> * time/strptime.c (HERE_D_FMT): Fix typo. Reported by Claus Heine <heine@math1.rwth-aachen.de>, PR libc/842.
Diffstat (limited to 'sysdeps/unix/alpha/sysdep.h')
-rw-r--r--sysdeps/unix/alpha/sysdep.h165
1 files changed, 164 insertions, 1 deletions
diff --git a/sysdeps/unix/alpha/sysdep.h b/sysdeps/unix/alpha/sysdep.h
index f43c7f8edf..80cb3e2486 100644
--- a/sysdeps/unix/alpha/sysdep.h
+++ b/sysdeps/unix/alpha/sysdep.h
@@ -109,4 +109,167 @@ __LABEL(name) \
#define MOVE(x,y) mov x,y
-#endif
+#else /* !ASSEMBLER */
+
+/* Define a macro which expands inline into the wrapper code for a
+ system call. */
+
+#undef INLINE_SYSCALL
+#define INLINE_SYSCALL(name, nr, args...) INLINE_SYSCALL1(name, nr, args)
+
+#define INLINE_SYSCALL1(name, nr, args...) \
+({ \
+ long _sc_ret, _sc_err; \
+ inline_syscall##nr(name, args); \
+ if (_sc_err) \
+ { \
+ __set_errno (_sc_ret); \
+ _sc_ret = -1L; \
+ } \
+ _sc_ret; \
+})
+
+#define inline_syscall_clobbers \
+ "$1", "$2", "$3", "$4", "$5", "$6", "$7", "$8", \
+ "$22", "$23", "$24", "$25", "$27", "$28"
+
+/* It is moderately important optimization-wise to limit the lifetime
+ of the hard-register variables as much as possible. Thus we copy
+ in/out as close to the asm as possible. */
+
+#define inline_syscall0(name) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_19 __asm__("$19"); \
+ \
+ _sc_0 = __NR_##name; \
+ __asm__("callsys # %0 %1 <= %2" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#define inline_syscall1(name,arg1) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_16 __asm__("$16"); \
+ register long _sc_19 __asm__("$19"); \
+ \
+ _sc_0 = __NR_##name; \
+ _sc_16 = (long) (arg1); \
+ __asm__("callsys # %0 %1 <= %2 %3" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0), "r"(_sc_16) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#define inline_syscall2(name,arg1,arg2) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_16 __asm__("$16"); \
+ register long _sc_17 __asm__("$17"); \
+ register long _sc_19 __asm__("$19"); \
+ \
+ _sc_0 = __NR_##name; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ __asm__("callsys # %0 %1 <= %2 %3 %4" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0), "r"(_sc_16), "r"(_sc_17) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#define inline_syscall3(name,arg1,arg2,arg3) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_16 __asm__("$16"); \
+ register long _sc_17 __asm__("$17"); \
+ register long _sc_18 __asm__("$18"); \
+ register long _sc_19 __asm__("$19"); \
+ \
+ _sc_0 = __NR_##name; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ _sc_18 = (long) (arg3); \
+ __asm__("callsys # %0 %1 <= %2 %3 %4 %5" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
+ "r"(_sc_18) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#define inline_syscall4(name,arg1,arg2,arg3,arg4) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_16 __asm__("$16"); \
+ register long _sc_17 __asm__("$17"); \
+ register long _sc_18 __asm__("$18"); \
+ register long _sc_19 __asm__("$19"); \
+ \
+ _sc_0 = __NR_##name; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ _sc_18 = (long) (arg3); \
+ _sc_19 = (long) (arg4); \
+ __asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
+ "r"(_sc_18), "1"(_sc_19) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#define inline_syscall5(name,arg1,arg2,arg3,arg4,arg5) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_16 __asm__("$16"); \
+ register long _sc_17 __asm__("$17"); \
+ register long _sc_18 __asm__("$18"); \
+ register long _sc_19 __asm__("$19"); \
+ register long _sc_20 __asm__("$20"); \
+ \
+ _sc_0 = __NR_##name; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ _sc_18 = (long) (arg3); \
+ _sc_19 = (long) (arg4); \
+ _sc_20 = (long) (arg5); \
+ __asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
+ "r"(_sc_18), "1"(_sc_19), "r"(_sc_20) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#define inline_syscall6(name,arg1,arg2,arg3,arg4,arg5,arg6) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_16 __asm__("$16"); \
+ register long _sc_17 __asm__("$17"); \
+ register long _sc_18 __asm__("$18"); \
+ register long _sc_19 __asm__("$19"); \
+ register long _sc_20 __asm__("$20"); \
+ register long _sc_21 __asm__("$21"); \
+ \
+ _sc_0 = __NR_##name; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ _sc_18 = (long) (arg3); \
+ _sc_19 = (long) (arg4); \
+ _sc_20 = (long) (arg5); \
+ _sc_21 = (long) (arg6); \
+ __asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7 %8" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
+ "r"(_sc_18), "1"(_sc_19), "r"(_sc_20), \
+ "r"(_sc_21) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#endif /* ASSEMBLER */