diff options
author | Mike Frysinger <vapier@gentoo.org> | 2006-01-31 05:05:15 +0000 |
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committer | Mike Frysinger <vapier@gentoo.org> | 2006-01-31 05:05:15 +0000 |
commit | cccc549ced940c85039c8ce263c8bb571f244afd (patch) | |
tree | ef77a870db7211ad6f511867fc56ee1a1a8b4c18 /libpthread/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h | |
parent | e73b1211737842732951f9b9049294ef732e1ef0 (diff) |
initial import of latest linuxthreads
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h')
-rw-r--r-- | libpthread/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h new file mode 100644 index 000000000..80834292e --- /dev/null +++ b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h @@ -0,0 +1,101 @@ +/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <sysdep.h> +#include <tls.h> +#ifndef __ASSEMBLER__ +# include <linuxthreads/internals.h> +#endif + +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt + +# undef PSEUDO +# define PSEUDO(name, syscall_name, args) \ + .text; \ +ENTRY(name) \ + ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1; \ + brnz,pn %g1, 1f; \ + mov SYS_ify(syscall_name), %g1; \ + ta 0x6d; \ + bcs,pn %xcc, __syscall_error_handler; \ + nop; \ + .subsection 2; \ +1: save %sp, -192, %sp; \ + CENABLE; \ + nop; \ + mov %o0, %l0; \ + COPY_ARGS_##args \ + mov SYS_ify(syscall_name), %g1; \ + ta 0x6d; \ + bcs,pn %xcc, __syscall_error_handler2; \ + mov %o0, %l1; \ + CDISABLE; \ + mov %l0, %o0; \ + jmpl %i7 + 8, %g0; \ + restore %g0, %l1, %o0; \ + .previous; \ + SYSCALL_ERROR_HANDLER \ + SYSCALL_ERROR_HANDLER2 + +#define SYSCALL_ERROR_HANDLER2 \ +SYSCALL_ERROR_HANDLER_ENTRY(__syscall_error_handler2) \ + .global __errno_location; \ + .type __errno_location,@function; \ + CDISABLE; \ + mov %l0, %o0; \ + call __errno_location; \ + nop; \ + st %l1, [%o0]; \ + jmpl %i7 + 8, %g0; \ + restore %g0, -1, %o0; \ + .previous; + +# ifdef IS_IN_libpthread +# define CENABLE call __pthread_enable_asynccancel +# define CDISABLE call __pthread_disable_asynccancel +# elif !defined NOT_IN_libc +# define CENABLE call __libc_enable_asynccancel +# define CDISABLE call __libc_disable_asynccancel +# else +# define CENABLE call __librt_enable_asynccancel +# define CDISABLE call __librt_disable_asynccancel +# endif + +#define COPY_ARGS_0 /* Nothing */ +#define COPY_ARGS_1 COPY_ARGS_0 mov %i0, %o0; +#define COPY_ARGS_2 COPY_ARGS_1 mov %i1, %o1; +#define COPY_ARGS_3 COPY_ARGS_2 mov %i2, %o2; +#define COPY_ARGS_4 COPY_ARGS_3 mov %i3, %o3; +#define COPY_ARGS_5 COPY_ARGS_4 mov %i4, %o4; +#define COPY_ARGS_6 COPY_ARGS_5 mov %i5, %o5; + +# ifndef __ASSEMBLER__ +# define SINGLE_THREAD_P \ + __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ + p_header.data.multiple_threads) == 0, 1) +# else +# define SINGLE_THREAD_P ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1 +# endif + +#elif !defined __ASSEMBLER__ + +/* This code should never be used but we define it anyhow. */ +# define SINGLE_THREAD_P (1) + +#endif |