Qian Hong : ntdll/tests: Restore old value in a more context independent way.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: b4172c08dd2200afe53e165c821f29bffd92dd81
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=b4172c08dd2200afe53e165c821f29bffd92dd81

Author: Qian Hong <qhong at codeweavers.com>
Date:   Thu Dec  3 00:07:36 2015 +0800

ntdll/tests: Restore old value in a more context independent way.

Signed-off-by: Qian Hong <qhong at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/ntdll/tests/exception.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/ntdll/tests/exception.c b/dlls/ntdll/tests/exception.c
index 221d86a..a368997 100644
--- a/dlls/ntdll/tests/exception.c
+++ b/dlls/ntdll/tests/exception.c
@@ -1041,6 +1041,7 @@ static DWORD simd_fault_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_R
 static const BYTE simd_exception_test[] = {
     0x83, 0xec, 0x4,                     /* sub $0x4, %esp       */
     0x0f, 0xae, 0x1c, 0x24,              /* stmxcsr (%esp)       */
+    0x8b, 0x04, 0x24,                    /* mov    (%esp),%eax   * store mxcsr */
     0x66, 0x81, 0x24, 0x24, 0xff, 0xfd,  /* andw $0xfdff,(%esp)  * enable divide by */
     0x0f, 0xae, 0x14, 0x24,              /* ldmxcsr (%esp)       * zero exceptions  */
     0x6a, 0x01,                          /* push   $0x1          */
@@ -1051,7 +1052,7 @@ static const BYTE simd_exception_test[] = {
     0x0f, 0x57, 0xc0,                    /* xorps  %xmm0,%xmm0   * clear divisor  */
     0x0f, 0x5e, 0xc8,                    /* divps  %xmm0,%xmm1   * generate fault */
     0x83, 0xc4, 0x10,                    /* add    $0x10,%esp    */
-    0x66, 0x81, 0x0c, 0x24, 0x00, 0x02,  /* orw    $0x200,(%esp) * disable exceptions */
+    0x89, 0x04, 0x24,                    /* mov    %eax,(%esp)   * restore to old mxcsr */
     0x0f, 0xae, 0x14, 0x24,              /* ldmxcsr (%esp)       */
     0x83, 0xc4, 0x04,                    /* add    $0x4,%esp     */
     0xc3,                                /* ret */