Index: /trunk/include/iprt/asm-amd64-x86-watcom-32.h
===================================================================
--- /trunk/include/iprt/asm-amd64-x86-watcom-32.h	(revision 58701)
+++ /trunk/include/iprt/asm-amd64-x86-watcom-32.h	(revision 58701)
@@ -0,0 +1,486 @@
+/** @file
+ * IPRT - AMD64 and x86 Specific Assembly Functions, 32-bit Watcom C pragma aux.
+ */
+
+/*
+ * Copyright (C) 2006-2015 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 ___iprt_asm_amd64_x86_h
+# error "Don't include this header directly."
+#endif
+#ifndef ___iprt_asm_amd64_x86_watcom_32_h
+#define ___iprt_asm_amd64_x86_watcom_32_h
+
+#ifndef __FLAT__
+# error "Only works with flat pointers! (-mf)"
+#endif
+
+
+#pragma aux ASMGetIDTR = \
+    "sidt fword ptr [ecx]" \
+    parm [ecx] \
+    modify exact [];
+
+#pragma aux ASMGetIdtrLimit = \
+    "sub  esp, 8" \
+    "sidt fword ptr [esp]" \
+    "mov  cx, [esp]" \
+    "add  esp, 8" \
+    parm [] \
+    value [cx] \
+    modify exact [ecx];
+
+#pragma aux ASMSetIDTR = \
+    "lidt fword ptr [ecx]" \
+    parm [ecx] nomemory \
+    modify nomemory;
+
+#pragma aux ASMGetGDTR = \
+    "sgdt fword ptr [ecx]" \
+    parm [ecx] \
+    modify exact [];
+
+#pragma aux ASMSetGDTR = \
+    "lgdt fword ptr [ecx]" \
+    parm [ecx] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMGetCS = \
+    "mov ax, cs" \
+    parm [] nomemory \
+    value [ax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMGetDS = \
+    "mov ax, ds" \
+    parm [] nomemory \
+    value [ax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMGetES = \
+    "mov ax, es" \
+    parm [] nomemory \
+    value [ax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMGetFS = \
+    "mov ax, fs" \
+    parm [] nomemory \
+    value [ax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMGetGS = \
+    "mov ax, gs" \
+    parm [] nomemory \
+    value [ax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMGetSS = \
+    "mov ax, ss" \
+    parm [] nomemory \
+    value [ax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMGetTR = \
+    "str ax" \
+    parm [] nomemory \
+    value [ax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMGetLDTR = \
+    "sldt ax" \
+    parm [] nomemory \
+    value [ax] \
+    modify exact [eax] nomemory;
+
+/** @todo ASMGetSegAttr   */
+
+#pragma aux ASMGetFlags = \
+    "pushfd" \
+    "pop eax" \
+    parm [] nomemory \
+    value [eax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMSetFlags = \
+    "push eax" \
+    "popfd" \
+    parm [eax] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMChangeFlags = \
+    "pushfd" \
+    "pop eax" \
+    "and edx, eax" \
+    "or  edx, ecx" \
+    "push edx" \
+    "popfd" \
+    parm [edx] [ecx] nomemory \
+    value [eax] \
+    modify exact [edx] nomemory;
+
+#pragma aux ASMAddFlags = \
+    "pushfd" \
+    "pop eax" \
+    "or  edx, eax" \
+    "push edx" \
+    "popfd" \
+    parm [edx] nomemory \
+    value [eax] \
+    modify exact [edx] nomemory;
+
+#pragma aux ASMClearFlags = \
+    "pushfd" \
+    "pop eax" \
+    "and edx, eax" \
+    "push edx" \
+    "popfd" \
+    parm [edx] nomemory \
+    value [eax] \
+    modify exact [edx] nomemory;
+
+/* Note! Must use the 64-bit integer return value convension.
+         The order of registers in the value [set] does not seem to mean anything. */
+#pragma aux ASMReadTSC = \
+    ".586" \
+    "rdtsc" \
+    parm [] nomemory \
+    value [eax edx] \
+    modify exact [edx eax] nomemory;
+
+#pragma aux ASMReadTscWithAux = \
+    0x0f 0x01 0xf9 \
+    parm [ecx] \
+    value [eax edx] \
+    modify exact [eax edx];
+
+/* ASMCpuId: Implemented externally, too many parameters. */
+/* ASMCpuId_Idx_ECX: Implemented externally, too many parameters. */
+/* ASMCpuIdExSlow: Always implemented externally. */
+
+#pragma aux ASMCpuId_ECX_EDX = \
+    "cpuid" \
+    "mov [edi], ecx" \
+    "mov [esi], edx" \
+    parm [ecx] [edi] [esi] \
+    modify exact [eax ebx ecx edx];
+
+#pragma aux ASMCpuId_EAX = \
+    "cpuid" \
+    parm [ecx] \
+    value [eax] \
+    modify exact [eax ebx ecx edx];
+
+#pragma aux ASMCpuId_EBX = \
+    "cpuid" \
+    parm [ecx] \
+    value [ebx] \
+    modify exact [eax ebx ecx edx];
+
+#pragma aux ASMCpuId_ECX = \
+    "cpuid" \
+    parm [ecx] \
+    value [ecx] \
+    modify exact [eax ebx ecx edx];
+
+#pragma aux ASMCpuId_EDX = \
+    "cpuid" \
+    parm [ecx] \
+    value [edx] \
+    modify exact [eax ebx ecx edx];
+
+/* ASMHasCpuId: MSC inline in main source file. */
+/* ASMGetApicId: Implemented externally, lazy bird. */
+
+#pragma aux ASMGetCR0 = \
+    "mov eax, cr0" \
+    parm [] nomemory \
+    value [eax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMSetCR0 = \
+    "mov cr0, eax" \
+    parm [eax] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMGetCR2 = \
+    "mov eax, cr2" \
+    parm [] nomemory \
+    value [eax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMSetCR2 = \
+    "mov cr2, eax" \
+    parm [eax] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMGetCR3 = \
+    "mov eax, cr3" \
+    parm [] nomemory \
+    value [eax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMSetCR3 = \
+    "mov cr3, eax" \
+    parm [eax] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMReloadCR3 = \
+    "mov eax, cr3" \
+    "mov cr3, eax" \
+    parm [] nomemory \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMGetCR4 = \
+    "mov eax, cr4" \
+    parm [] nomemory \
+    value [eax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMSetCR4 = \
+    "mov cr4, eax" \
+    parm [eax] nomemory \
+    modify exact [] nomemory;
+
+/* ASMGetCR8: Don't bother for 32-bit. */
+/* ASMSetCR8: Don't bother for 32-bit. */
+
+#pragma aux ASMIntEnable = \
+    "sti" \
+    parm [] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMIntDisable = \
+    "cli" \
+    parm [] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMIntDisableFlags = \
+    "pushfd" \
+    "cli" \
+    "pop eax" \
+    parm [] nomemory \
+    value [eax] \
+    modify exact [] nomemory;
+
+#pragma aux ASMHalt = \
+    "hlt" \
+    parm [] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMRdMsr = \
+    ".586" \
+    "rdmsr" \
+    parm [ecx] nomemory \
+    value [eax edx] \
+    modify exact [eax edx] nomemory;
+
+#pragma aux ASMWrMsr = \
+    ".586" \
+    "wrmsr" \
+    parm [ecx] [eax edx] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMRdMsrEx = \
+    ".586" \
+    "rdmsr" \
+    parm [ecx] [edi] nomemory \
+    value [eax edx] \
+    modify exact [eax edx] nomemory;
+
+#pragma aux ASMWrMsrEx = \
+    ".586" \
+    "wrmsr" \
+    parm [ecx] [edi] [eax edx] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMRdMsr_Low = \
+    ".586" \
+    "rdmsr" \
+    parm [ecx] nomemory \
+    value [eax] \
+    modify exact [eax edx] nomemory;
+
+#pragma aux ASMRdMsr_High = \
+    ".586" \
+    "rdmsr" \
+    parm [ecx] nomemory \
+    value [edx] \
+    modify exact [eax edx] nomemory;
+
+
+#pragma aux ASMGetDR0 = \
+    "mov eax, dr0" \
+    parm [] nomemory \
+    value [eax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMGetDR1 = \
+    "mov eax, dr1" \
+    parm [] nomemory \
+    value [eax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMGetDR2 = \
+    "mov eax, dr2" \
+    parm [] nomemory \
+    value [eax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMGetDR3 = \
+    "mov eax, dr3" \
+    parm [] nomemory \
+    value [eax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMGetDR6 = \
+    "mov eax, dr6" \
+    parm [] nomemory \
+    value [eax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMGetAndClearDR6 = \
+    "mov edx, 0ffff0ff0h" \
+    "mov eax, dr6" \
+    "mov dr6, edx" \
+    parm [] nomemory \
+    value [eax] \
+    modify exact [eax edx] nomemory;
+
+#pragma aux ASMGetDR7 = \
+    "mov eax, dr7" \
+    parm [] nomemory \
+    value [eax] \
+    modify exact [eax] nomemory;
+
+#pragma aux ASMSetDR0 = \
+    "mov dr0, eax" \
+    parm [eax] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMSetDR1 = \
+    "mov dr1, eax" \
+    parm [eax] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMSetDR2 = \
+    "mov dr2, eax" \
+    parm [eax] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMSetDR3 = \
+    "mov dr3, eax" \
+    parm [eax] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMSetDR6 = \
+    "mov dr6, eax" \
+    parm [eax] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMSetDR7 = \
+    "mov dr7, eax" \
+    parm [eax] nomemory \
+    modify exact [] nomemory;
+
+/* Yeah, could've used outp here, but this keeps the main file simpler. */
+#pragma aux ASMOutU8 = \
+    "out dx, al" \
+    parm [dx] [al] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMInU8 = \
+    "in al, dx" \
+    parm [dx] nomemory \
+    value [al] \
+    modify exact [] nomemory;
+
+#pragma aux ASMOutU16 = \
+    "out dx, ax" \
+    parm [dx] [ax] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMInU16 = \
+    "in ax, dx" \
+    parm [dx] nomemory \
+    value [ax] \
+    modify exact [] nomemory;
+
+#pragma aux ASMOutU32 = \
+    "out dx, eax" \
+    parm [dx] [eax] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMInU32 = \
+    "in eax, dx" \
+    parm [dx] nomemory \
+    value [eax] \
+    modify exact [] nomemory;
+
+#pragma aux ASMOutStrU8 = \
+    "rep outsb" \
+    parm [dx] [esi] [ecx] nomemory \
+    modify exact [esi ecx] nomemory;
+
+#pragma aux ASMInStrU8 = \
+    "rep insb" \
+    parm [dx] [edi] [ecx] \
+    modify exact [edi ecx];
+
+#pragma aux ASMOutStrU16 = \
+    "rep outsw" \
+    parm [dx] [esi] [ecx] nomemory \
+    modify exact [esi ecx] nomemory;
+
+#pragma aux ASMInStrU16 = \
+    "rep insw" \
+    parm [dx] [edi] [ecx] \
+    modify exact [edi ecx];
+
+#pragma aux ASMOutStrU32 = \
+    "rep outsd" \
+    parm [dx] [esi] [ecx] nomemory \
+    modify exact [esi ecx] nomemory;
+
+#pragma aux ASMInStrU32 = \
+    "rep insd" \
+    parm [dx] [edi] [ecx] \
+    modify exact [edi ecx];
+
+#pragma aux ASMInvalidatePage = \
+    "invlpg [eax]" \
+    parm [eax] \
+    modify exact [];
+
+#pragma aux ASMWriteBackAndInvalidateCaches = \
+    ".486" \
+    "wbinvd" \
+    parm [] nomemory \
+    modify exact [] nomemory;
+
+#pragma aux ASMInvalidateInternalCaches = \
+    ".486" \
+    "invd" \
+    parm [] \
+    modify exact [];
+
+#endif
+