From 1de21d0eac4b279d994709b0cd30bae0c9e711c7 Mon Sep 17 00:00:00 2001 From: Bryce McKinlay Date: Thu, 21 Mar 2002 00:26:46 +0000 Subject: posix-threads.cc (_Jv_ThreadSelf_out_of_line): Use write_barrier, not release_set. * posix-threads.cc (_Jv_ThreadSelf_out_of_line): Use write_barrier, not release_set. * sysdep/powerpc/locks.h (write_barrier): New function. * sysdep/i386/locks.h (write_barrier): New function. From-SVN: r51101 --- libjava/sysdep/i386/locks.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'libjava/sysdep/i386') diff --git a/libjava/sysdep/i386/locks.h b/libjava/sysdep/i386/locks.h index 0c029ac..a9501ae 100644 --- a/libjava/sysdep/i386/locks.h +++ b/libjava/sysdep/i386/locks.h @@ -62,4 +62,12 @@ read_barrier() { } +// Ensure that prior stores to memory are completed with respect to other +// processors. +inline static void +write_barrier() +{ + // X86 does not reorder writes. We just need to ensure that gcc also doesn't. + __asm__ __volatile__(" " : : : "memory"); +} #endif -- cgit v1.1