mirror of git://sourceware.org/git/glibc.git
2002-11-07 Richard Henderson <rth@redhat.com>
* sysdeps/unix/sysv/linux/alpha/sysdep.h: Re-include protect. Kill argument registers across the inline syscall.
This commit is contained in:
Roland McGrath
parent
d5a256add3
commit
543d2ed9aa
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@ -17,6 +17,9 @@
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef _LINUX_ALPHA_SYSDEP_H
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#define _LINUX_ALPHA_SYSDEP_H 1
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#ifdef __ASSEMBLER__
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#include <asm/pal.h>
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@ -88,118 +91,114 @@
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of the hard-register variables as much as possible. Thus we copy
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in/out as close to the asm as possible. */
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#define inline_syscall0(name) \
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{ \
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register long _sc_0 __asm__("$0"); \
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register long _sc_19 __asm__("$19"); \
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\
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_sc_0 = __NR_##name; \
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__asm__("callsys # %0 %1 <= %2" \
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: "=r"(_sc_0), "=r"(_sc_19) \
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: "0"(_sc_0) \
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: inline_syscall_clobbers); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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}
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#define inline_syscall1(name,arg1) \
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{ \
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register long _sc_0 __asm__("$0"); \
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register long _sc_16 __asm__("$16"); \
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register long _sc_19 __asm__("$19"); \
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\
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_sc_0 = __NR_##name; \
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_sc_16 = (long) (arg1); \
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__asm__("callsys # %0 %1 <= %2 %3" \
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: "=r"(_sc_0), "=r"(_sc_19) \
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: "0"(_sc_0), "r"(_sc_16) \
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: inline_syscall_clobbers); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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}
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#define inline_syscall2(name,arg1,arg2) \
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#define inline_syscall0(name) \
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{ \
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register long _sc_0 __asm__("$0"); \
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register long _sc_16 __asm__("$16"); \
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register long _sc_17 __asm__("$17"); \
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register long _sc_19 __asm__("$19"); \
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\
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_sc_0 = __NR_##name; \
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_sc_16 = (long) (arg1); \
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_sc_17 = (long) (arg2); \
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__asm__("callsys # %0 %1 <= %2 %3 %4" \
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: "=r"(_sc_0), "=r"(_sc_19) \
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: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17) \
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: inline_syscall_clobbers); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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__asm__("callsys # %0 %1 <= %2" \
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: "=v"(_sc_ret), "=r"(_sc_19) \
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: "0"(__NR_##name) \
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: inline_syscall_clobbers, \
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"$16", "$17", "$18", "$20", "$21"); \
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_sc_err = _sc_19; \
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}
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#define inline_syscall3(name,arg1,arg2,arg3) \
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#define inline_syscall1(name,arg1) \
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{ \
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register long _sc_0 __asm__("$0"); \
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register long _sc_16 __asm__("$16"); \
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register long _sc_17 __asm__("$17"); \
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register long _sc_18 __asm__("$18"); \
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register long _sc_19 __asm__("$19"); \
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\
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_sc_0 = __NR_##name; \
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_sc_16 = (long) (arg1); \
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_sc_17 = (long) (arg2); \
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_sc_18 = (long) (arg3); \
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__asm__("callsys # %0 %1 <= %2 %3 %4 %5" \
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: "=r"(_sc_0), "=r"(_sc_19) \
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: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
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"r"(_sc_18) \
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: inline_syscall_clobbers); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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__asm__("callsys # %0 %1 <= %2 %3" \
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: "=v"(_sc_ret), "=r"(_sc_19), \
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"=r"(_sc_16) \
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: "0"(__NR_##name), "2"(_sc_16) \
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: inline_syscall_clobbers, \
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"$17", "$18", "$20", "$21"); \
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_sc_err = _sc_19; \
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}
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#define inline_syscall4(name,arg1,arg2,arg3,arg4) \
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{ \
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register long _sc_0 __asm__("$0"); \
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register long _sc_16 __asm__("$16"); \
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register long _sc_17 __asm__("$17"); \
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register long _sc_18 __asm__("$18"); \
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register long _sc_19 __asm__("$19"); \
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\
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_sc_0 = __NR_##name; \
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_sc_16 = (long) (arg1); \
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_sc_17 = (long) (arg2); \
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_sc_18 = (long) (arg3); \
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_sc_19 = (long) (arg4); \
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__asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6" \
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: "=r"(_sc_0), "=r"(_sc_19) \
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: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
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"r"(_sc_18), "1"(_sc_19) \
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: inline_syscall_clobbers); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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#define inline_syscall2(name,arg1,arg2) \
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{ \
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register long _sc_16 __asm__("$16"); \
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register long _sc_17 __asm__("$17"); \
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register long _sc_19 __asm__("$19"); \
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\
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_sc_16 = (long) (arg1); \
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_sc_17 = (long) (arg2); \
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__asm__("callsys # %0 %1 <= %2 %3 %4" \
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: "=v"(_sc_ret), "=r"(_sc_19), \
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"=r"(_sc_16), "=r"(_sc_17) \
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: "0"(__NR_##name), "2"(_sc_16), "3"(_sc_17) \
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: inline_syscall_clobbers, \
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"$18", "$20", "$21"); \
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_sc_err = _sc_19; \
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}
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#define inline_syscall5(name,arg1,arg2,arg3,arg4,arg5) \
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{ \
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register long _sc_0 __asm__("$0"); \
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register long _sc_16 __asm__("$16"); \
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register long _sc_17 __asm__("$17"); \
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register long _sc_18 __asm__("$18"); \
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register long _sc_19 __asm__("$19"); \
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register long _sc_20 __asm__("$20"); \
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\
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_sc_0 = __NR_##name; \
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_sc_16 = (long) (arg1); \
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_sc_17 = (long) (arg2); \
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_sc_18 = (long) (arg3); \
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_sc_19 = (long) (arg4); \
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_sc_20 = (long) (arg5); \
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__asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7" \
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: "=r"(_sc_0), "=r"(_sc_19) \
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: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
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"r"(_sc_18), "1"(_sc_19), "r"(_sc_20) \
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: inline_syscall_clobbers); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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#define inline_syscall3(name,arg1,arg2,arg3) \
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{ \
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register long _sc_16 __asm__("$16"); \
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register long _sc_17 __asm__("$17"); \
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register long _sc_18 __asm__("$18"); \
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register long _sc_19 __asm__("$19"); \
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\
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_sc_16 = (long) (arg1); \
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_sc_17 = (long) (arg2); \
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_sc_18 = (long) (arg3); \
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__asm__("callsys # %0 %1 <= %2 %3 %4 %5" \
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: "=v"(_sc_ret), "=r"(_sc_19), \
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"=r"(_sc_16), "=r"(_sc_17), "=r"(_sc_18) \
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: "0"(__NR_##name), "2"(_sc_16), "3"(_sc_17), \
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"4"(_sc_18) \
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: inline_syscall_clobbers, "$20", "$21"); \
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_sc_err = _sc_19; \
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}
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#define inline_syscall4(name,arg1,arg2,arg3,arg4) \
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{ \
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register long _sc_16 __asm__("$16"); \
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register long _sc_17 __asm__("$17"); \
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register long _sc_18 __asm__("$18"); \
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register long _sc_19 __asm__("$19"); \
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\
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_sc_16 = (long) (arg1); \
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_sc_17 = (long) (arg2); \
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_sc_18 = (long) (arg3); \
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_sc_19 = (long) (arg4); \
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__asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6" \
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: "=v"(_sc_ret), "=r"(_sc_19), \
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"=r"(_sc_16), "=r"(_sc_17), "=r"(_sc_18) \
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: "0"(__NR_##name), "2"(_sc_16), "3"(_sc_17), \
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"4"(_sc_18), "1"(_sc_19) \
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: inline_syscall_clobbers, "$20", "$21"); \
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_sc_err = _sc_19; \
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}
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#define inline_syscall5(name,arg1,arg2,arg3,arg4,arg5) \
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{ \
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register long _sc_16 __asm__("$16"); \
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register long _sc_17 __asm__("$17"); \
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register long _sc_18 __asm__("$18"); \
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register long _sc_19 __asm__("$19"); \
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register long _sc_20 __asm__("$20"); \
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\
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_sc_16 = (long) (arg1); \
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_sc_17 = (long) (arg2); \
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_sc_18 = (long) (arg3); \
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_sc_19 = (long) (arg4); \
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_sc_20 = (long) (arg5); \
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__asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7" \
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: "=v"(_sc_ret), "=r"(_sc_19), \
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"=r"(_sc_16), "=r"(_sc_17), "=r"(_sc_18), \
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"=r"(_sc_20) \
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: "0"(__NR_##name), "2"(_sc_16), "3"(_sc_17), \
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"4"(_sc_18), "1"(_sc_19), "5"(_sc_20) \
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: inline_syscall_clobbers, "$21"); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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}
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#define inline_syscall6(name,arg1,arg2,arg3,arg4,arg5,arg6) \
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{ \
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register long _sc_0 __asm__("$0"); \
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register long _sc_16 __asm__("$16"); \
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register long _sc_17 __asm__("$17"); \
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register long _sc_18 __asm__("$18"); \
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@ -207,7 +206,6 @@
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register long _sc_20 __asm__("$20"); \
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register long _sc_21 __asm__("$21"); \
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\
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_sc_0 = __NR_##name; \
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_sc_16 = (long) (arg1); \
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_sc_17 = (long) (arg2); \
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_sc_18 = (long) (arg3); \
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@ -215,10 +213,14 @@
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_sc_20 = (long) (arg5); \
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_sc_21 = (long) (arg6); \
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__asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7 %8" \
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: "=r"(_sc_0), "=r"(_sc_19) \
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: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
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"r"(_sc_18), "1"(_sc_19), "r"(_sc_20), \
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"r"(_sc_21) \
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: "=v"(_sc_ret), "=r"(_sc_19) \
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"=r"(_sc_16), "=r"(_sc_17), "=r"(_sc_18), \
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"=r"(_sc_20), "=r"(_sc_21) \
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: "0"(__NR_##name), "2"(_sc_16), "3"(_sc_17), \
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"4"(_sc_18), "1"(_sc_19), "5"(_sc_20), \
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"6"(_sc_21) \
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: inline_syscall_clobbers); \
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_sc_ret = _sc_0, _sc_err = _sc_19; \
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_sc_err = _sc_19; \
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}
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#endif /* _LINUX_ALPHA_SYSDEP_H */
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