From 6b6ede3d15f04fe825cfa9f697507457e3640344 Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Sat, 14 Feb 2015 23:00:19 -0600 Subject: resolve merge --- .../linuxthreads.old/sysdeps/x86_64/pt-machine.h | 87 ---------------------- 1 file changed, 87 deletions(-) delete mode 100644 libpthread/linuxthreads.old/sysdeps/x86_64/pt-machine.h (limited to 'libpthread/linuxthreads.old/sysdeps/x86_64/pt-machine.h') diff --git a/libpthread/linuxthreads.old/sysdeps/x86_64/pt-machine.h b/libpthread/linuxthreads.old/sysdeps/x86_64/pt-machine.h deleted file mode 100644 index ed1fa30b1..000000000 --- a/libpthread/linuxthreads.old/sysdeps/x86_64/pt-machine.h +++ /dev/null @@ -1,87 +0,0 @@ -/* Machine-dependent pthreads configuration and inline functions. - x86-64 version. - Copyright (C) 2001, 2002, 2003, 2004 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 - . */ - -#ifndef _PT_MACHINE_H -#define _PT_MACHINE_H 1 - -#include - -#ifndef __ASSEMBLER__ -# include /* For offsetof. */ -# include /* For abort(). */ -# include - - -# ifndef PT_EI -# define PT_EI __extern_always_inline -# endif - -extern long int testandset (int *); -extern int __compare_and_swap (long int *, long int, long int); - -/* Get some notion of the current stack. Need not be exactly the top - of the stack, just something somewhere in the current frame. */ -# define CURRENT_STACK_FRAME stack_pointer -register char * stack_pointer __asm__ ("%rsp") __attribute_used__; - - -/* Spinlock implementation; required. */ -PT_EI long int -testandset (int *__spinlock) -{ - long int ret; - - __asm__ __volatile__ ( - "xchgl %k0, %1" - : "=r"(ret), "=m"(*__spinlock) - : "0"(1), "m"(*__spinlock) - : "memory"); - - return ret; -} - - -/* Compare-and-swap for semaphores. */ -# define HAS_COMPARE_AND_SWAP - -PT_EI int -__compare_and_swap (long int *__p, long int __oldval, long int __newval) -{ - char ret; - long int readval; - - __asm__ __volatile__ ("lock; cmpxchgq %3, %1; sete %0" - : "=q" (ret), "=m" (*__p), "=a" (readval) - : "r" (__newval), "m" (*__p), "a" (__oldval) - : "memory"); - return ret; -} - -#endif /* !__ASSEMBLER__ */ - -/* We want the OS to assign stack addresses. */ -#define FLOATING_STACKS 1 - -/* Maximum size of the stack if the rlimit is unlimited. */ -#define ARCH_STACK_MAX_SIZE 32*1024*1024 - -/* The ia32e really want some help to prevent overheating. */ -#define BUSY_WAIT_NOP __asm__ ("rep; nop") - -#endif /* pt-machine.h */ -- cgit v1.2.3