asm-amd64-x86-watcom-16.h@ 103224

Last change on this file since 103224 was 98103, checked in by vboxsync, 21 months ago
Copyright year updates by scm.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 19.0 KB

Rev	Line
[58699]	1	/** @file
	2	* IPRT - AMD64 and x86 Specific Assembly Functions, 16-bit Watcom C pragma aux.
	3	*/
	4
	5	/*
[98103]	6	* Copyright (C) 2006-2023 Oracle and/or its affiliates.
[58699]	7	*
[96407]	8	* This file is part of VirtualBox base platform packages, as
	9	* available from https://www.virtualbox.org.
[58699]	10	*
[96407]	11	* This program is free software; you can redistribute it and/or
	12	* modify it under the terms of the GNU General Public License
	13	* as published by the Free Software Foundation, in version 3 of the
	14	* License.
	15	*
	16	* This program is distributed in the hope that it will be useful, but
	17	* WITHOUT ANY WARRANTY; without even the implied warranty of
	18	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	19	* General Public License for more details.
	20	*
	21	* You should have received a copy of the GNU General Public License
	22	* along with this program; if not, see <https://www.gnu.org/licenses>.
	23	*
[58699]	24	* The contents of this file may alternatively be used under the terms
	25	* of the Common Development and Distribution License Version 1.0
[96407]	26	* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
	27	* in the VirtualBox distribution, in which case the provisions of the
[58699]	28	* CDDL are applicable instead of those of the GPL.
	29	*
	30	* You may elect to license modified versions of this file under the
	31	* terms and conditions of either the GPL or the CDDL or both.
[96407]	32	*
	33	* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
[58699]	34	*/
	35
[76557]	36	#ifndef IPRT_INCLUDED_asm_amd64_x86_watcom_16_h
	37	#define IPRT_INCLUDED_asm_amd64_x86_watcom_16_h
[76512]	38	/* no pragma once */
[76505]	39
[76557]	40	#ifndef IPRT_INCLUDED_asm_amd64_x86_h
[58699]	41	# error "Don't include this header directly."
	42	#endif
	43
	44	/*
	45	* Turns out we cannot use 'ds' for segment stuff here because the compiler
	46	* seems to insists on loading the DGROUP segment into 'ds' before calling
	47	* stuff when using -ecc. Using 'es' instead as this seems to work fine.
[58749]	48	*
	49	* Note! The #undef that preceds the #pragma aux statements is for undoing
	50	* the mangling, because the symbol in #pragma aux [symbol] statements
	51	* doesn't get subjected to preprocessing. This is also why we include
[75131]	52	* the watcom header at both the top and the bottom of asm-amd64-x86.h file.
[58699]	53	*/
	54
[58749]	55	#undef ASMGetIDTR
[75131]	56	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	57	#pragma aux ASMGetIDTR = \
[59310]	58	".286p" \
[58699]	59	"sidt fword ptr es:[bx]" \
	60	parm [es bx] \
	61	modify exact [];
[75131]	62	#endif
[58699]	63
[58749]	64	#undef ASMGetIdtrLimit
[75131]	65	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	66	#pragma aux ASMGetIdtrLimit = \
[59310]	67	".286p" \
[58699]	68	"sub sp, 8" \
	69	"mov bx, sp" \
	70	"sidt fword ptr ss:[bx]" \
	71	"mov bx, ss:[bx]" \
	72	"add sp, 8" \
	73	parm [] \
	74	value [bx] \
	75	modify exact [bx];
[75131]	76	#endif
[58699]	77
[58749]	78	#undef ASMSetIDTR
[75131]	79	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	80	#pragma aux ASMSetIDTR = \
[59310]	81	".286p" \
[58699]	82	"lidt fword ptr es:[bx]" \
	83	parm [es bx] nomemory \
	84	modify nomemory;
[75131]	85	#endif
[58699]	86
[58749]	87	#undef ASMGetGDTR
[75131]	88	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	89	#pragma aux ASMGetGDTR = \
[59310]	90	".286p" \
[58699]	91	"sgdt fword ptr es:[bx]" \
	92	parm [es bx] \
	93	modify exact [];
[75131]	94	#endif
[58699]	95
[58749]	96	#undef ASMSetGDTR
[75131]	97	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	98	#pragma aux ASMSetGDTR = \
[59310]	99	".286p" \
[58699]	100	"lgdt fword ptr es:[bx]" \
	101	parm [es bx] nomemory \
	102	modify exact [] nomemory;
[75131]	103	#endif
[58699]	104
[58749]	105	#undef ASMGetCS
[75131]	106	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	107	#pragma aux ASMGetCS = \
	108	"mov ax, cs" \
	109	parm [] nomemory \
	110	value [ax] \
	111	modify exact [ax] nomemory;
[75131]	112	#endif
[58699]	113
[58749]	114	#undef ASMGetDS
[75131]	115	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	116	#pragma aux ASMGetDS = \
	117	"mov ax, ds" \
	118	parm [] nomemory \
	119	value [ax] \
	120	modify exact [ax] nomemory;
[75131]	121	#endif
[58699]	122
[58749]	123	#undef ASMGetES
[75131]	124	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	125	#pragma aux ASMGetES = \
	126	"mov ax, es" \
	127	parm [] nomemory \
	128	value [ax] \
	129	modify exact [ax] nomemory;
[75131]	130	#endif
[58699]	131
[58749]	132	#undef ASMGetFS
[75131]	133	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	134	#pragma aux ASMGetFS = \
[59310]	135	".386" \
[58699]	136	"mov ax, fs" \
	137	parm [] nomemory \
	138	value [ax] \
	139	modify exact [ax] nomemory;
[75131]	140	#endif
[58699]	141
[58749]	142	#undef ASMGetGS
[75131]	143	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	144	#pragma aux ASMGetGS = \
[59310]	145	".386" \
[58699]	146	"mov ax, gs" \
	147	parm [] nomemory \
	148	value [ax] \
	149	modify exact [ax] nomemory;
[75131]	150	#endif
[58699]	151
[58749]	152	#undef ASMGetSS
[75131]	153	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	154	#pragma aux ASMGetSS = \
	155	"mov ax, ss" \
	156	parm [] nomemory \
	157	value [ax] \
	158	modify exact [ax] nomemory;
[75131]	159	#endif
[58699]	160
[58749]	161	#undef ASMGetTR
[75131]	162	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	163	#pragma aux ASMGetTR = \
[59310]	164	".286" \
[58699]	165	"str ax" \
	166	parm [] nomemory \
	167	value [ax] \
	168	modify exact [ax] nomemory;
[75131]	169	#endif
[58699]	170
[58749]	171	#undef ASMGetLDTR
[75131]	172	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	173	#pragma aux ASMGetLDTR = \
[59310]	174	".286" \
[58699]	175	"sldt ax" \
	176	parm [] nomemory \
	177	value [ax] \
	178	modify exact [ax] nomemory;
[75131]	179	#endif
[58699]	180
	181	/** @todo ASMGetSegAttr */
	182
[58749]	183	#undef ASMGetFlags
[75131]	184	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	185	#pragma aux ASMGetFlags = \
	186	"pushf" \
	187	"pop ax" \
	188	parm [] nomemory \
	189	value [ax] \
	190	modify exact [ax] nomemory;
[75131]	191	#endif
[58699]	192
[58749]	193	#undef ASMSetFlags
[75131]	194	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	195	#pragma aux ASMSetFlags = \
	196	"push ax" \
	197	"popf" \
	198	parm [ax] nomemory \
	199	modify exact [] nomemory;
[75131]	200	#endif
[58699]	201
[58749]	202	#undef ASMChangeFlags
[75131]	203	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	204	#pragma aux ASMChangeFlags = \
	205	"pushf" \
	206	"pop ax" \
	207	"and dx, ax" \
	208	"or dx, cx" \
	209	"push dx" \
	210	"popf" \
	211	parm [dx] [cx] nomemory \
	212	value [ax] \
	213	modify exact [dx] nomemory;
[75131]	214	#endif
[58699]	215
[58749]	216	#undef ASMAddFlags
[75131]	217	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	218	#pragma aux ASMAddFlags = \
	219	"pushf" \
	220	"pop ax" \
	221	"or dx, ax" \
	222	"push dx" \
	223	"popf" \
	224	parm [dx] nomemory \
	225	value [ax] \
	226	modify exact [dx] nomemory;
[75131]	227	#endif
[58699]	228
[58749]	229	#undef ASMClearFlags
[75131]	230	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	231	#pragma aux ASMClearFlags = \
	232	"pushf" \
	233	"pop ax" \
	234	"and dx, ax" \
	235	"push dx" \
	236	"popf" \
	237	parm [dx] nomemory \
	238	value [ax] \
	239	modify exact [dx] nomemory;
[75131]	240	#endif
[58699]	241
	242	/* Note! Must use the 64-bit integer return value convension.
	243	The order of registers in the value [set] does not seem to mean anything. */
[58749]	244	#undef ASMReadTSC
[75131]	245	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	246	#pragma aux ASMReadTSC = \
	247	".586" \
	248	"rdtsc" \
	249	"mov ebx, edx" \
	250	"mov ecx, eax" \
	251	"shr ecx, 16" \
	252	"xchg eax, edx" \
	253	"shr eax, 16" \
	254	parm [] nomemory \
	255	value [dx cx bx ax] \
	256	modify exact [ax bx cx dx] nomemory;
[75131]	257	#endif
[58699]	258
	259	/** @todo ASMReadTscWithAux if needed (rdtscp not recognized by compiler) */
	260
	261
	262	/* ASMCpuId: Implemented externally, too many parameters. */
	263	/* ASMCpuId_Idx_ECX: Implemented externally, too many parameters. */
	264	/* ASMCpuIdExSlow: Always implemented externally. */
	265	/* ASMCpuId_ECX_EDX: Implemented externally, too many parameters. */
[60323]	266
	267	#undef ASMCpuId_EAX
[75131]	268	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[60323]	269	#pragma aux ASMCpuId_EAX = \
	270	".586" \
	271	"xchg ax, dx" \
	272	"shl eax, 16" \
	273	"mov ax, dx" \
	274	"cpuid" \
	275	"mov edx, eax" \
	276	"shr edx, 16" \
	277	parm [ax dx] \
	278	value [ax dx] \
	279	modify exact [ax bx cx dx];
[75131]	280	#endif
[60323]	281
	282	#undef ASMCpuId_EBX
[75131]	283	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[60323]	284	#pragma aux ASMCpuId_EBX = \
	285	".586" \
	286	"xchg ax, dx" \
	287	"shl eax, 16" \
	288	"mov ax, dx" \
	289	"cpuid" \
	290	"mov ax, bx" \
	291	"shr ebx, 16" \
	292	parm [ax dx] \
	293	value [ax bx] \
	294	modify exact [ax bx cx dx];
[75131]	295	#endif
[60323]	296
	297	#undef ASMCpuId_ECX
[75131]	298	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[60323]	299	#pragma aux ASMCpuId_ECX = \
	300	".586" \
	301	"xchg ax, dx" \
	302	"shl eax, 16" \
	303	"mov ax, dx" \
	304	"cpuid" \
	305	"mov ax, cx" \
	306	"shr ecx, 16" \
	307	parm [ax dx] \
	308	value [ax cx] \
	309	modify exact [ax bx cx dx];
[75131]	310	#endif
[60323]	311
	312	#undef ASMCpuId_EDX
[75131]	313	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[60323]	314	#pragma aux ASMCpuId_EDX = \
	315	".586" \
	316	"xchg ax, dx" \
	317	"shl eax, 16" \
	318	"mov ax, dx" \
	319	"cpuid" \
	320	"mov ax, dx" \
	321	"shr edx, 16" \
	322	parm [ax dx] \
	323	value [ax dx] \
	324	modify exact [ax bx cx dx];
[75131]	325	#endif
[60323]	326
[58699]	327	/* ASMHasCpuId: MSC inline in main source file. */
	328	/* ASMGetApicId: Implemented externally, lazy bird. */
	329
	330	/* Note! Again, when returning two registers, watcom have certain fixed ordering rules (low:high):
	331	ax:bx, ax:cx, ax:dx, ax:si, ax:di
	332	bx:cx, bx:dx, bx:si, bx:di
	333	dx:cx, si:cx, di:cx
	334	si:dx, di:dx
	335	si:di
	336	This ordering seems to apply to parameter values too. */
[58749]	337	#undef ASMGetCR0
[75131]	338	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	339	#pragma aux ASMGetCR0 = \
[59310]	340	".386" \
[58699]	341	"mov eax, cr0" \
	342	"mov edx, eax" \
	343	"shr edx, 16" \
	344	parm [] nomemory \
	345	value [ax dx] \
	346	modify exact [ax dx] nomemory;
[75131]	347	#endif
[58699]	348
[58749]	349	#undef ASMSetCR0
[75131]	350	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	351	#pragma aux ASMSetCR0 = \
[59310]	352	".386" \
[58699]	353	"shl edx, 16" \
	354	"mov dx, ax" \
	355	"mov cr0, edx" \
	356	parm [ax dx] nomemory \
	357	modify exact [dx] nomemory;
[75131]	358	#endif
[58699]	359
[58749]	360	#undef ASMGetCR2
[75131]	361	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	362	#pragma aux ASMGetCR2 = \
[59310]	363	".386" \
[58699]	364	"mov eax, cr2" \
	365	"mov edx, eax" \
	366	"shr edx, 16" \
	367	parm [] nomemory \
	368	value [ax dx] \
	369	modify exact [ax dx] nomemory;
[75131]	370	#endif
[58699]	371
[58749]	372	#undef ASMSetCR2
[75131]	373	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	374	#pragma aux ASMSetCR2 = \
[59310]	375	".386" \
[58699]	376	"shl edx, 16" \
	377	"mov dx, ax" \
	378	"mov cr2, edx" \
	379	parm [ax dx] nomemory \
	380	modify exact [dx] nomemory;
[75131]	381	#endif
[58699]	382
[58749]	383	#undef ASMGetCR3
[75131]	384	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	385	#pragma aux ASMGetCR3 = \
[59310]	386	".386" \
[58699]	387	"mov eax, cr3" \
	388	"mov edx, eax" \
	389	"shr edx, 16" \
	390	parm [] nomemory \
	391	value [ax dx] \
	392	modify exact [ax dx] nomemory;
[75131]	393	#endif
[58699]	394
[58749]	395	#undef ASMSetCR3
[75131]	396	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	397	#pragma aux ASMSetCR3 = \
[59310]	398	".386" \
[58699]	399	"shl edx, 16" \
	400	"mov dx, ax" \
	401	"mov cr3, edx" \
	402	parm [ax dx] nomemory \
	403	modify exact [dx] nomemory;
[75131]	404	#endif
[58699]	405
[58749]	406	#undef ASMReloadCR3
[75131]	407	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	408	#pragma aux ASMReloadCR3 = \
[59310]	409	".386" \
[58699]	410	"mov eax, cr3" \
	411	"mov cr3, eax" \
	412	parm [] nomemory \
	413	modify exact [ax] nomemory;
[75131]	414	#endif
[58699]	415
[58749]	416	#undef ASMGetCR4
[75131]	417	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	418	#pragma aux ASMGetCR4 = \
[59310]	419	".386" \
[58699]	420	"mov eax, cr4" \
	421	"mov edx, eax" \
	422	"shr edx, 16" \
	423	parm [] nomemory \
	424	value [ax dx] \
	425	modify exact [ax dx] nomemory;
[75131]	426	#endif
[58699]	427
[58749]	428	#undef ASMSetCR4
[75131]	429	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	430	#pragma aux ASMSetCR4 = \
[59310]	431	".386" \
[58699]	432	"shl edx, 16" \
	433	"mov dx, ax" \
	434	"mov cr4, edx" \
	435	parm [ax dx] nomemory \
	436	modify exact [dx] nomemory;
[75131]	437	#endif
[58699]	438
	439	/* ASMGetCR8: Don't bother for 16-bit. */
	440	/* ASMSetCR8: Don't bother for 16-bit. */
	441
[58749]	442	#undef ASMIntEnable
[75131]	443	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	444	#pragma aux ASMIntEnable = \
	445	"sti" \
	446	parm [] nomemory \
	447	modify exact [] nomemory;
[75131]	448	#endif
[58699]	449
[58749]	450	#undef ASMIntDisable
[75131]	451	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	452	#pragma aux ASMIntDisable = \
	453	"cli" \
	454	parm [] nomemory \
	455	modify exact [] nomemory;
[75131]	456	#endif
[58699]	457
[58749]	458	#undef ASMIntDisableFlags
[75131]	459	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	460	#pragma aux ASMIntDisableFlags = \
	461	"pushf" \
	462	"cli" \
	463	"pop ax" \
	464	parm [] nomemory \
	465	value [ax] \
	466	modify exact [] nomemory;
[75131]	467	#endif
[58699]	468
[58749]	469	#undef ASMHalt
[75131]	470	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	471	#pragma aux ASMHalt = \
	472	"hlt" \
	473	parm [] nomemory \
	474	modify exact [] nomemory;
[75131]	475	#endif
[58699]	476
[58749]	477	#undef ASMRdMsr
[75131]	478	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	479	#pragma aux ASMRdMsr = \
	480	".586" \
	481	"shl ecx, 16" \
	482	"mov cx, ax" \
	483	"rdmsr" \
	484	"mov ebx, edx" \
	485	"mov ecx, eax" \
	486	"shr ecx, 16" \
	487	"xchg eax, edx" \
	488	"shr eax, 16" \
	489	parm [ax cx] nomemory \
	490	value [dx cx bx ax] \
	491	modify exact [ax bx cx dx] nomemory;
[75131]	492	#endif
[58699]	493
	494	/* ASMWrMsr: Implemented externally, lazy bird. */
	495	/* ASMRdMsrEx: Implemented externally, lazy bird. */
	496	/* ASMWrMsrEx: Implemented externally, lazy bird. */
	497
[58749]	498	#undef ASMRdMsr_Low
[75131]	499	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	500	#pragma aux ASMRdMsr_Low = \
	501	".586" \
	502	"shl ecx, 16" \
	503	"mov cx, ax" \
	504	"rdmsr" \
	505	"mov edx, eax" \
	506	"shr edx, 16" \
	507	parm [ax cx] nomemory \
	508	value [ax dx] \
	509	modify exact [ax bx cx dx] nomemory;
[75131]	510	#endif
[58699]	511
[58749]	512	#undef ASMRdMsr_High
[75131]	513	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	514	#pragma aux ASMRdMsr_High = \
	515	".586" \
	516	"shl ecx, 16" \
	517	"mov cx, ax" \
	518	"rdmsr" \
	519	"mov eax, edx" \
	520	"shr edx, 16" \
	521	parm [ax cx] nomemory \
	522	value [ax dx] \
	523	modify exact [ax bx cx dx] nomemory;
[75131]	524	#endif
[58699]	525
	526
[58749]	527	#undef ASMGetDR0
[75131]	528	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	529	#pragma aux ASMGetDR0 = \
[59310]	530	".386" \
[58699]	531	"mov eax, dr0" \
	532	"mov edx, eax" \
	533	"shr edx, 16" \
	534	parm [] nomemory \
	535	value [ax dx] \
	536	modify exact [ax dx] nomemory;
[75131]	537	#endif
[58699]	538
[58749]	539	#undef ASMGetDR1
[75131]	540	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	541	#pragma aux ASMGetDR1 = \
[59310]	542	".386" \
[58699]	543	"mov eax, dr1" \
	544	"mov edx, eax" \
	545	"shr edx, 16" \
	546	parm [] nomemory \
	547	value [ax dx] \
	548	modify exact [ax dx] nomemory;
[75131]	549	#endif
[58699]	550
[58749]	551	#undef ASMGetDR2
[75131]	552	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	553	#pragma aux ASMGetDR2 = \
[59310]	554	".386" \
[58699]	555	"mov eax, dr2" \
	556	"mov edx, eax" \
	557	"shr edx, 16" \
	558	parm [] nomemory \
	559	value [ax dx] \
	560	modify exact [ax dx] nomemory;
[75131]	561	#endif
[58699]	562
[58749]	563	#undef ASMGetDR3
[75131]	564	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	565	#pragma aux ASMGetDR3 = \
[59310]	566	".386" \
[58699]	567	"mov eax, dr3" \
	568	"mov edx, eax" \
	569	"shr edx, 16" \
	570	parm [] nomemory \
	571	value [ax dx] \
	572	modify exact [ax dx] nomemory;
[75131]	573	#endif
[58699]	574
[58749]	575	#undef ASMGetDR6
[75131]	576	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	577	#pragma aux ASMGetDR6 = \
[59310]	578	".386" \
[58699]	579	"mov eax, dr6" \
	580	"mov edx, eax" \
	581	"shr edx, 16" \
	582	parm [] nomemory \
	583	value [ax dx] \
	584	modify exact [ax dx] nomemory;
[75131]	585	#endif
[58699]	586
[58749]	587	#undef ASMGetAndClearDR6
[75131]	588	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	589	#pragma aux ASMGetAndClearDR6 = \
[59310]	590	".386" \
[58699]	591	"mov edx, 0ffff0ff0h" \
	592	"mov eax, dr6" \
	593	"mov dr6, edx" \
	594	"mov edx, eax" \
	595	"shr edx, 16" \
	596	parm [] nomemory \
	597	value [ax dx] \
	598	modify exact [ax dx] nomemory;
[75131]	599	#endif
[58699]	600
[58749]	601	#undef ASMGetDR7
[75131]	602	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	603	#pragma aux ASMGetDR7 = \
[59310]	604	".386" \
[58699]	605	"mov eax, dr7" \
	606	"mov edx, eax" \
	607	"shr edx, 16" \
	608	parm [] nomemory \
	609	value [ax dx] \
	610	modify exact [ax dx] nomemory;
[75131]	611	#endif
[58699]	612
[58749]	613	#undef ASMSetDR0
[75131]	614	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	615	#pragma aux ASMSetDR0 = \
[59310]	616	".386" \
[58699]	617	"shl edx, 16" \
	618	"mov dx, ax" \
	619	"mov dr0, edx" \
	620	parm [ax dx] nomemory \
	621	modify exact [dx] nomemory;
[75131]	622	#endif
[58699]	623
[58749]	624	#undef ASMSetDR1
[75131]	625	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	626	#pragma aux ASMSetDR1 = \
[59310]	627	".386" \
[58699]	628	"shl edx, 16" \
	629	"mov dx, ax" \
	630	"mov dr1, edx" \
	631	parm [ax dx] nomemory \
	632	modify exact [dx] nomemory;
[75131]	633	#endif
[58699]	634
[58749]	635	#undef ASMSetDR2
[75131]	636	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	637	#pragma aux ASMSetDR2 = \
[59310]	638	".386" \
[58699]	639	"shl edx, 16" \
	640	"mov dx, ax" \
	641	"mov dr2, edx" \
	642	parm [ax dx] nomemory \
	643	modify exact [dx] nomemory;
[75131]	644	#endif
[58699]	645
[58749]	646	#undef ASMSetDR3
[75131]	647	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	648	#pragma aux ASMSetDR3 = \
[59310]	649	".386" \
[58699]	650	"shl edx, 16" \
	651	"mov dx, ax" \
	652	"mov dr3, edx" \
	653	parm [ax dx] nomemory \
	654	modify exact [dx] nomemory;
[75131]	655	#endif
[58699]	656
[58749]	657	#undef ASMSetDR6
[75131]	658	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	659	#pragma aux ASMSetDR6 = \
[59310]	660	".386" \
[58699]	661	"shl edx, 16" \
	662	"mov dx, ax" \
	663	"mov dr6, edx" \
	664	parm [ax dx] nomemory \
	665	modify exact [dx] nomemory;
[75131]	666	#endif
[58699]	667
[58749]	668	#undef ASMSetDR7
[75131]	669	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	670	#pragma aux ASMSetDR7 = \
[59310]	671	".386" \
[58699]	672	"shl edx, 16" \
	673	"mov dx, ax" \
	674	"mov dr7, edx" \
	675	parm [ax dx] nomemory \
	676	modify exact [dx] nomemory;
[75131]	677	#endif
[58699]	678
	679	/* Yeah, could've used outp here, but this keeps the main file simpler. */
[58749]	680	#undef ASMOutU8
[75131]	681	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	682	#pragma aux ASMOutU8 = \
	683	"out dx, al" \
	684	parm [dx] [al] nomemory \
	685	modify exact [] nomemory;
[75131]	686	#endif
[58699]	687
[58749]	688	#undef ASMInU8
[75131]	689	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	690	#pragma aux ASMInU8 = \
	691	"in al, dx" \
	692	parm [dx] nomemory \
	693	value [al] \
	694	modify exact [] nomemory;
[75131]	695	#endif
[58699]	696
[58749]	697	#undef ASMOutU16
[75131]	698	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	699	#pragma aux ASMOutU16 = \
	700	"out dx, ax" \
	701	parm [dx] [ax] nomemory \
	702	modify exact [] nomemory;
[75131]	703	#endif
[58699]	704
[58749]	705	#undef ASMInU16
[75131]	706	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	707	#pragma aux ASMInU16 = \
	708	"in ax, dx" \
	709	parm [dx] nomemory \
	710	value [ax] \
	711	modify exact [] nomemory;
[75131]	712	#endif
[58699]	713
[58749]	714	#undef ASMOutU32
[75131]	715	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	716	#pragma aux ASMOutU32 = \
[59310]	717	".386" \
[58699]	718	"shl ecx, 16" \
	719	"mov cx, ax" \
	720	"mov eax, ecx" \
	721	"out dx, eax" \
	722	parm [dx] [ax cx] nomemory \
	723	modify exact [] nomemory;
[75131]	724	#endif
[58699]	725
[58749]	726	#undef ASMInU32
[75131]	727	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	728	#pragma aux ASMInU32 = \
[59310]	729	".386" \
[58699]	730	"in eax, dx" \
	731	"mov ecx, eax" \
	732	"shr ecx, 16" \
	733	parm [dx] nomemory \
	734	value [ax cx] \
	735	modify exact [] nomemory;
[75131]	736	#endif
[58699]	737
[58749]	738	#undef ASMOutStrU8
[75131]	739	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	740	#pragma aux ASMOutStrU8 = \
[59310]	741	".186" \
[90466]	742	"mov ax, ds" \
[90469]	743	"mov ds, di" \
[58699]	744	"rep outsb" \
[90466]	745	"mov ds, ax" \
[90469]	746	parm [dx] [si di] [cx] nomemory \
[90466]	747	modify exact [si cx ax] nomemory;
[75131]	748	#endif
[58699]	749
[58749]	750	#undef ASMInStrU8
[75131]	751	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	752	#pragma aux ASMInStrU8 = \
[59310]	753	".186" \
[58699]	754	"rep insb" \
[90469]	755	parm [dx] [di es] [cx] \
[58699]	756	modify exact [di cx];
[75131]	757	#endif
[58699]	758
[58749]	759	#undef ASMOutStrU16
[75131]	760	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	761	#pragma aux ASMOutStrU16 = \
[59310]	762	".186" \
[90466]	763	"mov ax, ds" \
[90469]	764	"mov ds, di" \
[58699]	765	"rep outsw" \
[90466]	766	"mov ds, ax" \
[90469]	767	parm [dx] [si di] [cx] nomemory \
[90466]	768	modify exact [si cx ax] nomemory;
[75131]	769	#endif
[58699]	770
[58749]	771	#undef ASMInStrU16
[75131]	772	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	773	#pragma aux ASMInStrU16 = \
[59310]	774	".186" \
[58699]	775	"rep insw" \
[90469]	776	parm [dx] [di es] [cx] \
[58699]	777	modify exact [di cx];
[75131]	778	#endif
[58699]	779
[58749]	780	#undef ASMOutStrU32
[75131]	781	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	782	#pragma aux ASMOutStrU32 = \
[59310]	783	".386" \
[90466]	784	"mov ax, ds" \
[90469]	785	"mov ds, di" \
[58699]	786	"rep outsd" \
[90466]	787	"mov ds, ax" \
[90469]	788	parm [dx] [si di] [cx] nomemory \
[90466]	789	modify exact [si cx ax] nomemory;
[75131]	790	#endif
[58699]	791
[58749]	792	#undef ASMInStrU32
[75131]	793	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	794	#pragma aux ASMInStrU32 = \
[59310]	795	".386" \
[58699]	796	"rep insd" \
	797	parm [dx] [es di] [cx] \
	798	modify exact [di cx];
[75131]	799	#endif
[58699]	800
[60229]	801	#undef ASMInvalidatePage
[75131]	802	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[60229]	803	#pragma aux ASMInvalidatePage = \
	804	".486" \
	805	"shl edx, 16" \
	806	"mov dx, ax" \
[60230]	807	"invlpg [edx]" \
[60229]	808	parm [ax dx] \
	809	modify exact [dx];
[75131]	810	#endif
[58699]	811
[58749]	812	#undef ASMWriteBackAndInvalidateCaches
[75131]	813	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	814	#pragma aux ASMWriteBackAndInvalidateCaches = \
	815	".486" \
	816	"wbinvd" \
	817	parm [] nomemory \
	818	modify exact [] nomemory;
[75131]	819	#endif
[58699]	820
[58749]	821	#undef ASMInvalidateInternalCaches
[75131]	822	#ifdef IPRT_ASM_AMD64_X86_WATCOM_16_INSTANTIATE
[58699]	823	#pragma aux ASMInvalidateInternalCaches = \
	824	".486" \
	825	"invd" \
	826	parm [] \
	827	modify exact [];
[75131]	828	#endif
[58699]	829
[76585]	830	#endif /* !IPRT_INCLUDED_asm_amd64_x86_watcom_16_h */
[58699]	831

Note: See TracBrowser for help on using the repository browser.

source: vbox/trunk/include/iprt/asm-amd64-x86-watcom-16.h@ 103224

Download in other formats: