summaryrefslogtreecommitdiffstats
path: root/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-ExtCtxSetYmm.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:17:27 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:17:27 +0000
commitf215e02bf85f68d3a6106c2a1f4f7f063f819064 (patch)
tree6bb5b92c046312c4e95ac2620b10ddf482d3fa8b /src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-ExtCtxSetYmm.c
parentInitial commit. (diff)
downloadvirtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.tar.xz
virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.zip
Adding upstream version 7.0.14-dfsg.upstream/7.0.14-dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-ExtCtxSetYmm.c')
-rw-r--r--src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-ExtCtxSetYmm.c79
1 files changed, 79 insertions, 0 deletions
diff --git a/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-ExtCtxSetYmm.c b/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-ExtCtxSetYmm.c
new file mode 100644
index 00000000..7ff2732f
--- /dev/null
+++ b/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-ExtCtxSetYmm.c
@@ -0,0 +1,79 @@
+/* $Id: bs3-cmn-ExtCtxSetYmm.c $ */
+/** @file
+ * BS3Kit - Bs3ExtCtxSetYmm
+ */
+
+/*
+ * Copyright (C) 2007-2023 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox 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.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+
+/*********************************************************************************************************************************
+* Header Files *
+*********************************************************************************************************************************/
+#include "bs3kit-template-header.h"
+
+
+#undef Bs3ExtCtxSetYmm
+BS3_CMN_DEF(bool, Bs3ExtCtxSetYmm,(PBS3EXTCTX pExtCtx, uint8_t iReg, PCRTUINT256U pValue, uint8_t cbValue))
+{
+ BS3_ASSERT(cbValue == 16 || cbValue == 32);
+ switch (pExtCtx->enmMethod)
+ {
+ case BS3EXTCTXMETHOD_FXSAVE:
+ if (iReg < RT_ELEMENTS(pExtCtx->Ctx.x87.aXMM))
+ {
+ pExtCtx->Ctx.x87.aXMM[iReg].uXmm = pValue->DQWords.dqw0;
+ return true;
+ }
+ break;
+
+ case BS3EXTCTXMETHOD_XSAVE:
+ if (iReg < RT_ELEMENTS(pExtCtx->Ctx.x.x87.aXMM))
+ {
+ pExtCtx->Ctx.x87.aXMM[iReg].uXmm = pValue->DQWords.dqw0;
+ if (pExtCtx->fXcr0Nominal & XSAVE_C_YMM)
+ {
+ if (cbValue >= 32)
+ pExtCtx->Ctx.x.u.YmmHi.aYmmHi[iReg].uXmm = pValue->DQWords.dqw1;
+ else
+ {
+ pExtCtx->Ctx.x.u.YmmHi.aYmmHi[iReg].au64[0] = 0;
+ pExtCtx->Ctx.x.u.YmmHi.aYmmHi[iReg].au64[1] = 0;
+ }
+ /** @todo zero high ZMM part. */
+ }
+ return true;
+ }
+ break;
+ }
+ return false;
+}
+