From ae186e9a85c5fcb9fae262687819c55d1ff03727 Mon Sep 17 00:00:00 2001 From: Joseph Myers Date: Tue, 24 Apr 2012 23:02:49 +0000 Subject: Remove unused fork implementations. --- sysdeps/unix/fork.S | 33 --------------------------------- sysdeps/unix/i386/fork.S | 31 ------------------------------- sysdeps/unix/sparc/fork.S | 30 ------------------------------ 3 files changed, 94 deletions(-) delete mode 100644 sysdeps/unix/fork.S delete mode 100644 sysdeps/unix/i386/fork.S delete mode 100644 sysdeps/unix/sparc/fork.S (limited to 'sysdeps') diff --git a/sysdeps/unix/fork.S b/sysdeps/unix/fork.S deleted file mode 100644 index 3a8f15d36b..0000000000 --- a/sysdeps/unix/fork.S +++ /dev/null @@ -1,33 +0,0 @@ -/* Copyright (C) 1991,92,94,95,97,2002 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - 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, see - . */ - -#include - -/* This code works for at least m68k. */ - -SYSCALL__ (fork, 0) - /* R1 is now 0 for the parent and 1 for the child. Decrement it to - make it -1 (all bits set) for the parent, and 0 (no bits set) - for the child. Then AND it with R0, so the parent gets - R0&-1==R0, and the child gets R0&0==0. */ - subl #1, r1 - andl r1, r0 - ret -PSEUDO_END (__fork) -libc_hidden_def (__fork) - -weak_alias (__fork, fork) diff --git a/sysdeps/unix/i386/fork.S b/sysdeps/unix/i386/fork.S deleted file mode 100644 index 1c17991e7c..0000000000 --- a/sysdeps/unix/i386/fork.S +++ /dev/null @@ -1,31 +0,0 @@ -/* Copyright (C) 1991,92,94,95,97,2002 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - 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, see - . */ - -#include - -SYSCALL__ (fork, 0) - /* R1 is now 0 for the parent and 1 for the child. Decrement it to - make it -1 (all bits set) for the parent, and 0 (no bits set) - for the child. Then AND it with R0, so the parent gets - R0&-1==R0, and the child gets R0&0==0. */ - decl r1 - andl r1, r0 - ret -PSEUDO_END (__fork) -libc_hidden_def (__fork) - -weak_alias (__fork, fork) diff --git a/sysdeps/unix/sparc/fork.S b/sysdeps/unix/sparc/fork.S deleted file mode 100644 index be07ff2c70..0000000000 --- a/sysdeps/unix/sparc/fork.S +++ /dev/null @@ -1,30 +0,0 @@ -/* Copyright (C) 1991, 92, 94, 95, 97, 99, 2002 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - 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, see - . */ - -#include - -SYSCALL__ (fork, 0) - /* %o1 is now 0 for the parent and 1 for the child. Decrement it to - make it -1 (all bits set) for the parent, and 0 (no bits set) - for the child. Then AND it with %o0, so the parent gets - %o0&-1==pid, and the child gets %o0&0==0. */ - sub %o1, 1, %o1 - retl - and %o0, %o1, %o0 -libc_hidden_def (__fork) - -weak_alias (__fork, fork) -- cgit v1.2.3