Changeset 57228 in vbox for trunk/src/VBox/Runtime/r0drv/darwin/the-darwin-kernel.h

Timestamp:

Aug 6, 2015 11:27:10 PM (9 years ago)

Author:

vboxsync

Message:

IPRT/r0drv/darwin: More EFLAGS.AC paranoia.

File:

• trunk/src/VBox/Runtime/r0drv/darwin/the-darwin-kernel.h (modified) (1 diff)

trunk/src/VBox/Runtime/r0drv/darwin/the-darwin-kernel.h

@@ -97 +97 @@
 #include <iprt/asm-amd64-x86.h>
 #include <iprt/x86.h>
-#define IPRT_DARWIN_SAVE_EFL_AC()           RTCCUINTREG fSavedEfl = ASMGetFlags();
-#define IPRT_DARWIN_RESTORE_EFL_AC()        ASMSetFlags(fSavedEfl)
-#define IPRT_DARWIN_RESTORE_EFL_ONLY_AC()   ASMSetFlags((ASMGetFlags() & ~X86_EFL_AC) | (fSavedEfl & X86_EFL_AC))
+#define IPRT_DARWIN_SAVE_EFL_AC()                       RTCCUINTREG const fSavedEfl = ASMGetFlags();
+#define IPRT_DARWIN_RESTORE_EFL_AC()                    ASMSetFlags(fSavedEfl)
+#define IPRT_DARWIN_RESTORE_EFL_ONLY_AC()               ASMChangeFlags(~X86_EFL_AC, fSavedEfl & X86_EFL_AC)
+#define IPRT_DARWIN_RESTORE_EFL_ONLY_AC_EX(a_fSavedEfl) ASMChangeFlags(~X86_EFL_AC, (a_fSavedEfl) & X86_EFL_AC)
 /** @} */