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Windows Driver: correctly save and restore extended processor state when performing AVX operations on Windows 7 and later. Enhance readability of code handling save/restore of floating point state.

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This commit is contained in:
Mounir IDRASSI
2017-07-04 02:05:11 +02:00
parent c2f6190627
commit 89efcdb8cd
8 changed files with 201 additions and 39 deletions
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src/Common/Tcdefs.h
+20
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@@ -260,6 +260,26 @@ typedef int BOOL;
#define FALSE !TRUE
#endif
typedef NTSTATUS (NTAPI *KeSaveExtendedProcessorStateFn) (
__in ULONG64 Mask,
PXSTATE_SAVE XStateSave
);
typedef VOID (NTAPI *KeRestoreExtendedProcessorStateFn) (
PXSTATE_SAVE XStateSave
);
extern NTSTATUS NTAPI KeSaveExtendedProcessorState (
__in ULONG64 Mask,
PXSTATE_SAVE XStateSave
);
extern VOID NTAPI KeRestoreExtendedProcessorState (
PXSTATE_SAVE XStateSave
);
#else /* !TC_WINDOWS_DRIVER */
#if !defined(_UEFI)
#define TCalloc malloc