diff options
Diffstat (limited to 'lib/libthr/arch/amd64')
| -rw-r--r-- | lib/libthr/arch/amd64/Makefile.inc | 2 | ||||
| -rw-r--r-- | lib/libthr/arch/amd64/amd64/_umtx_op_err.S | 37 | ||||
| -rw-r--r-- | lib/libthr/arch/amd64/include/pthread_md.h | 3 |
3 files changed, 41 insertions, 1 deletions
diff --git a/lib/libthr/arch/amd64/Makefile.inc b/lib/libthr/arch/amd64/Makefile.inc index 439bc69..f62999f 100644 --- a/lib/libthr/arch/amd64/Makefile.inc +++ b/lib/libthr/arch/amd64/Makefile.inc @@ -2,4 +2,4 @@ .PATH: ${.CURDIR}/arch/${MACHINE_ARCH}/${MACHINE_ARCH} -SRCS+= pthread_md.c +SRCS+= pthread_md.c _umtx_op_err.S diff --git a/lib/libthr/arch/amd64/amd64/_umtx_op_err.S b/lib/libthr/arch/amd64/amd64/_umtx_op_err.S new file mode 100644 index 0000000..d11753d --- /dev/null +++ b/lib/libthr/arch/amd64/amd64/_umtx_op_err.S @@ -0,0 +1,37 @@ +/*- + * 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. + * + * $FreeBSD$ + */ + +#include <sys/syscall.h> +#include <machine/asm.h> + +#define RSYSCALL_ERR(x) ENTRY(__CONCAT(x, _err)); \ + mov __CONCAT($SYS_,x),%rax; KERNCALL; ret; + +#define KERNCALL movq %rcx, %r10; syscall + +RSYSCALL_ERR(_umtx_op) diff --git a/lib/libthr/arch/amd64/include/pthread_md.h b/lib/libthr/arch/amd64/include/pthread_md.h index 6814cac..9f6d3a1 100644 --- a/lib/libthr/arch/amd64/include/pthread_md.h +++ b/lib/libthr/arch/amd64/include/pthread_md.h @@ -97,4 +97,7 @@ _get_curthread(void) { return (TCB_GET64(tcb_thread)); } + +#define HAS__UMTX_OP_ERR 1 + #endif |
