| commit | 0d07abf05e98903c7faf204a9a90f7d45b7554dc | |
| author | Sergey Fedorov <serge.fdrv@gmail.com> | |
| Fri, 22 Apr 2016 16:08:47 +0000 (22 19:08 +0300) | ||
| committer | Richard Henderson <rth@twiddle.net> | |
| Fri, 13 May 2016 00:06:41 +0000 (12 14:06 -1000) | ||
| tree | 1090615eecc65e59f17b1f236b47495aaecf728e | treesnapshot (tar.gz zip) |
| parent | 399f1648573d49b9411089e4e2ea62b6357b166e | commitdiff |
tcg/i386: Make direct jump patching thread-safe
Ensure direct jump patching in i386 is atomic by:
* naturally aligning a location of direct jump address;
* using atomic_read()/atomic_set() for code patching.
tcg_out_nopn() implementation:
Suggested-by: Richard Henderson <rth@twiddle.net>.
Signed-off-by: Sergey Fedorov <serge.fdrv@gmail.com>
Signed-off-by: Sergey Fedorov <sergey.fedorov@linaro.org>
Message-Id: <1461341333-19646-6-git-send-email-sergey.fedorov@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Ensure direct jump patching in i386 is atomic by:
* naturally aligning a location of direct jump address;
* using atomic_read()/atomic_set() for code patching.
tcg_out_nopn() implementation:
Suggested-by: Richard Henderson <rth@twiddle.net>.
Signed-off-by: Sergey Fedorov <serge.fdrv@gmail.com>
Signed-off-by: Sergey Fedorov <sergey.fedorov@linaro.org>
Message-Id: <1461341333-19646-6-git-send-email-sergey.fedorov@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
| include/exec/exec-all.h | diffblobblamehistory | |
| tcg/i386/tcg-target.inc.c | diffblobblamehistory |