; $Id$

;; @file

; IPRT - Time using SUPLib, the Assembly Implementation.

;

;

; Copyright (C) 2006-2010 Oracle Corporation

;

; This file is part of VirtualBox Open Source Edition (OSE), as

; available from http://www.virtualbox.org. This file is free software;

; you can redistribute it and/or modify it under the terms of the GNU

; General Public License (GPL) as published by the Free Software

; Foundation, in version 2 as it comes in the "COPYING" file of the

; VirtualBox OSE distribution. VirtualBox OSE is distributed in the

; hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.

;

; The contents of this file may alternatively be used under the terms

; of the Common Development and Distribution License Version 1.0

; (CDDL) only, as it comes in the "COPYING.CDDL" file of the

; VirtualBox OSE distribution, in which case the provisions of the

; CDDL are applicable instead of those of the GPL.

;

; You may elect to license modified versions of this file under the

; terms and conditions of either the GPL or the CDDL or both.

;

%ifndef IN_GUEST

%include "iprt/asmdefs.mac"

%include "VBox/sup.mac"

;

; Use the C reference implementation for now.

;

%error "This is out of date, use C code. Not worth it for a couple of ticks in some functions and equal or worse performance in others."

This is out of date

This is out of date

This is out of date

;; Keep this in sync with iprt/time.h.

struc RTTIMENANOTSDATA

.pu64Prev RTCCPTR_RES 1

.pfnBad RTCCPTR_RES 1

.pfnRediscover RTCCPTR_RES 1

.pvDummy RTCCPTR_RES 1

.c1nsSteps resd 1

.cExpired resd 1

.cBadPrev resd 1

.cUpdateRaces resd 1

endstruc

BEGINDATA

%undef IN_SUPLIB

%undef IMPORTED_SUPLIB

%ifdef IN_SUP_R0

%define IN_SUPLIB

%endif

%ifdef IN_SUP_R3

%define IN_SUPLIB

%endif

%ifdef IN_SUP_RC

%define IN_SUPLIB

%endif

%ifdef IN_SUPLIB

extern NAME(g_pSUPGlobalInfoPage)

%elifdef IN_RING0

%ifdef RT_OS_WINDOWS

%define IMPORTED_SUPLIB

extern IMPNAME(g_SUPGlobalInfoPage)

%else

extern NAME(g_SUPGlobalInfoPage)

%endif

%else

%ifdef RT_OS_WINDOWS

%define IMPORTED_SUPLIB

extern IMPNAME(g_pSUPGlobalInfoPage)

%else

extern NAME(g_pSUPGlobalInfoPage)

%endif

%endif

BEGINCODE

;

; The default stuff that works everywhere.

; Uses cpuid for serializing.

;

%undef ASYNC_GIP

%undef USE_LFENCE

%undef WITH_TSC_DELTA

%undef NEED_APIC_ID

%define NEED_TRANSACTION_ID

%define rtTimeNanoTSInternalAsm RTTimeNanoTSLegacySyncNoDelta

%include "timesupA.mac"

%define rtTimeNanoTSInternalAsm RTTimeNanoTSLegacyInvariantNoDelta

%include "timesupA.mac"

%define WITH_TSC_DELTA

%define NEED_APIC_ID

%define rtTimeNanoTSInternalAsm RTTimeNanoTSLegacySyncWithDelta

%include "timesupA.mac"

%define rtTimeNanoTSInternalAsm RTTimeNanoTSLegacyInvariantWithDelta

%include "timesupA.mac"

%define ASYNC_GIP

%undef WITH_TSC_DELTA

%define NEED_APIC_ID

%ifdef IN_RC

%undef NEED_TRANSACTION_ID

%endif

%define rtTimeNanoTSInternalAsm RTTimeNanoTSLegacyAsync

%include "timesupA.mac"

;

; Alternative implementation that employs lfence instead of cpuid.

;

%undef ASYNC_GIP

%define USE_LFENCE

%undef WITH_TSC_DELTA

%undef NEED_APIC_ID

%define NEED_TRANSACTION_ID

%define rtTimeNanoTSInternalAsm RTTimeNanoTSLFenceSyncNoDelta

%include "timesupA.mac"

%define rtTimeNanoTSInternalAsm RTTimeNanoTSLFenceInvariantNoDelta

%include "timesupA.mac"

%define WITH_TSC_DELTA

%define NEED_APIC_ID

%define rtTimeNanoTSInternalAsm RTTimeNanoTSLFenceSyncWithDelta

%include "timesupA.mac"

%define rtTimeNanoTSInternalAsm RTTimeNanoTSLFenceInvariantWithDelta

%include "timesupA.mac"

%define ASYNC_GIP

%undef WITH_TSC_DELTA

%define NEED_APIC_ID

%ifdef IN_RC

%undef NEED_TRANSACTION_ID

%endif

%define rtTimeNanoTSInternalAsm RTTimeNanoTSLFenceAsync

%include "timesupA.mac"

%endif ; !IN_GUEST