diff options
Diffstat (limited to 'lib/libthr/arch/i386')
| -rw-r--r-- | lib/libthr/arch/i386/Makefile.inc | 3 | ||||
| -rw-r--r-- | lib/libthr/arch/i386/i386/_umtx_op_err.S | 39 | ||||
| -rw-r--r-- | lib/libthr/arch/i386/include/pthread_md.h | 11 | ||||
| -rw-r--r-- | lib/libthr/arch/i386/include/pthread_tls.h | 44 |
4 files changed, 8 insertions, 89 deletions
diff --git a/lib/libthr/arch/i386/Makefile.inc b/lib/libthr/arch/i386/Makefile.inc index 24e5dd7c9b03..f8013ea914ed 100644 --- a/lib/libthr/arch/i386/Makefile.inc +++ b/lib/libthr/arch/i386/Makefile.inc @@ -1,6 +1,3 @@ - -SRCS+= _umtx_op_err.S - # With the current compiler and libthr code, using SSE in libthr # does not provide enough performance improvement to outweigh # the extra context switch cost. This can measurably impact diff --git a/lib/libthr/arch/i386/i386/_umtx_op_err.S b/lib/libthr/arch/i386/i386/_umtx_op_err.S deleted file mode 100644 index 460bd72604aa..000000000000 --- a/lib/libthr/arch/i386/i386/_umtx_op_err.S +++ /dev/null @@ -1,39 +0,0 @@ -/*- - * Copyright (C) 2008 David Xu <davidxu@freebsd.org> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Neither the name of the author nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <machine/asm.h> -#include <sys/syscall.h> - -#define SYSCALL_ERR(x) \ - ENTRY(__CONCAT(x, _err)); \ - mov __CONCAT($SYS_,x),%eax; \ - int $0x80; \ - ret; \ - END(__CONCAT(x, _err)) - -SYSCALL_ERR(_umtx_op) - - .section .note.GNU-stack,"",%progbits diff --git a/lib/libthr/arch/i386/include/pthread_md.h b/lib/libthr/arch/i386/include/pthread_md.h index 2a396abe3824..43f84c3d0393 100644 --- a/lib/libthr/arch/i386/include/pthread_md.h +++ b/lib/libthr/arch/i386/include/pthread_md.h @@ -47,11 +47,16 @@ _get_curthread(void) { struct pthread *thr; - __asm __volatile("movl %%gs:%1, %0" : "=r" (thr) - : "m" (*(volatile u_int *)offsetof(struct tcb, tcb_thread))); + __asm __volatile("movl %%gs:%c1, %0" : "=r" (thr) + : "i" (offsetof(struct tcb, tcb_thread))); return (thr); } -#define HAS__UMTX_OP_ERR 1 +static __inline void +_thr_resolve_machdep(void) +{ +} + +#define __thr_setup_tsd(thread) _tcb_set((thread)->tcb) #endif diff --git a/lib/libthr/arch/i386/include/pthread_tls.h b/lib/libthr/arch/i386/include/pthread_tls.h deleted file mode 100644 index b2d0f2dbe845..000000000000 --- a/lib/libthr/arch/i386/include/pthread_tls.h +++ /dev/null @@ -1,44 +0,0 @@ -/*- - * SPDX-License-Identifier: BSD-2-Clause - * - * Copyright (c) 2019 The FreeBSD Foundation - * - * This software was developed by Konstantin Belousov <kib@FreeBSD.org> - * under sponsorship from the FreeBSD Foundation. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#ifndef _ARCH_I386_PTHREAD_TLS_H -#define _ARCH_I386_PTHREAD_TLS_H - -static __inline uintptr_t -_get_static_tls_base(struct pthread *thr, size_t offset) -{ - uintptr_t tlsbase; - - tlsbase = (uintptr_t)thr->tcb; - tlsbase -= offset; - return (tlsbase); -} - -#endif |