From: Julian Seward <jseward@acm.org>
Date: Mon, 7 Sep 2015 08:22:03 +0000 (+0000)
Subject: Further kludge stack alignment issues in x86g_dirtyhelper_FXRSTOR.
X-Git-Tag: svn/VALGRIND_3_11_0^2~7
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fd055cce5ad435780135d3532800cdc2f78c6414;p=thirdparty%2Fvalgrind.git

Further kludge stack alignment issues in x86g_dirtyhelper_FXRSTOR.
Fixes (for some definition of "fix") #350359.


git-svn-id: svn://svn.valgrind.org/vex/trunk@3184
---

diff --git a/VEX/priv/guest_x86_helpers.c b/VEX/priv/guest_x86_helpers.c
index a818390d8e..bc5a29eed9 100644
--- a/VEX/priv/guest_x86_helpers.c
+++ b/VEX/priv/guest_x86_helpers.c
@@ -1837,6 +1837,7 @@ VexEmNote x86g_dirtyhelper_FXRSTOR ( VexGuestX86State* gst, HWord addr )
    /* Code that seems to trigger the problem:
       for (i = 0; i < 14; i++) tmp.env[i] = 0; */
    for (i = 0; i < 7; i++) tmp.env[i+0] = 0;
+   __asm__ __volatile__("" ::: "memory");
    for (i = 0; i < 7; i++) tmp.env[i+7] = 0;
    
    for (i = 0; i < 80; i++) tmp.reg[i] = 0;