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      1 /*  DO NOT EDIT THIS FILE.
      2 
      3     It has been auto-edited by fixincludes from:
      4 
      5 	"/usr/include/xorg/assyntax.h"
      6 
      7     This had to be done to correct non-standard usages in the
      8     original, manufacturer supplied header file.  */
      9 
     10 /* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/assyntax.h,v 3.13 2003/08/24 17:37:03 dawes Exp $ */
     11 
     12 #ifndef __ASSYNTAX_H__
     13 #define	__ASSYNTAX_H__
     14 
     15 /*
     16  * Copyright 1992 Vrije Universiteit, The Netherlands
     17  *
     18  * Permission to use, copy, modify, and distribute this software and its
     19  * documentation for any purpose and without fee is hereby granted, provided
     20  * that the above copyright notice appear in all copies and that both that
     21  * copyright notice and this permission notice appear in supporting
     22  * documentation, and that the name of the Vrije Universiteit not be used in
     23  * advertising or publicity pertaining to distribution of the software without
     24  * specific, written prior permission.  The Vrije Universiteit makes no
     25  * representations about the suitability of this software for any purpose.
     26  * It is provided "as is" without express or implied warranty.
     27  *
     28  * The Vrije Universiteit DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
     29  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
     30  * EVENT SHALL The Vrije Universiteit BE LIABLE FOR ANY SPECIAL, INDIRECT OR
     31  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
     32  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
     33  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
     34  * PERFORMANCE OF THIS SOFTWARE.
     35  */
     36 /*
     37  * Copyright (c) 1993-1999 by The XFree86 Project, Inc.
     38  *
     39  * Permission is hereby granted, free of charge, to any person obtaining a
     40  * copy of this software and associated documentation files (the "Software"),
     41  * to deal in the Software without restriction, including without limitation
     42  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     43  * and/or sell copies of the Software, and to permit persons to whom the
     44  * Software is furnished to do so, subject to the following conditions:
     45  *
     46  * The above copyright notice and this permission notice shall be included in
     47  * all copies or substantial portions of the Software.
     48  *
     49  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     50  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     51  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     52  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     53  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     54  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     55  * OTHER DEALINGS IN THE SOFTWARE.
     56  *
     57  * Except as contained in this notice, the name of the copyright holder(s)
     58  * and author(s) shall not be used in advertising or otherwise to promote
     59  * the sale, use or other dealings in this Software without prior written
     60  * authorization from the copyright holder(s) and author(s).
     61  */
     62 
     63 /* $XConsortium: assyntax.h /main/5 1996/02/21 17:50:49 kaleb $ */
     64 
     65  /*
     66  * assyntax.h
     67  *
     68  * Select the syntax appropriate to the 386 assembler being used
     69  * To add support for more assemblers add more columns to the CHOICE
     70  * macro.  Note that register names must also have uppercase names
     71  * to avoid macro recursion. e.g., #define ah %ah recurses!
     72  *
     73  * NB 1.  Some of the macros for certain assemblers imply that the code is to
     74  *	  run in protected mode!!  Caveat emptor.
     75  *
     76  * NB 2.  486 specific instructions are not included.  This is to discourage
     77  *	  their accidental use in code that is intended to run on 386 and 486
     78  *	  systems.
     79  *
     80  * Supported assemblers:
     81  *
     82  * (a) AT&T SysVr4 as(1):	default
     83  * (b) GNU Assembler gas:	define USE_GAS or GNU_ASSEMBLER
     84  * (c) Amsterdam Compiler kit:	define ACK_ASSEMBLER
     85  *
     86  * The following naming conventions have been used to identify the various
     87  * data types:
     88  *		_SR = segment register version
     89  *	Integer:
     90  *		_Q = quadword	= 64 bits
     91  *		_L = long	= 32 bits
     92  *		_W = short	= 16 bits
     93  *		_B = byte	=  8 bits
     94  *	Floating-point:
     95  *		_X = m80real	= 80 bits
     96  *		_D = double	= 64 bits
     97  *		_S = single	= 32 bits
     98  *
     99  * Author: Gregory J. Sharp, Sept 1992
    100  *         Vrije Universiteit, Amsterdam, The Netherlands
    101  */
    102 
    103 #if defined(USE_GAS) && !defined(GNU_ASSEMBLER)
    104 #define GNU_ASSEMBLER
    105 #endif
    106 
    107 #if (defined(__STDC__) && !defined(UNIXCPP)) || (defined (sun) && defined (__i386__) && defined (SVR4) && defined (__STDC__) && !defined (__GNUC__))
    108 #define	CONCAT(x, y)	x ## y
    109 #else
    110 #define	CONCAT(x, y)	x/**/y
    111 #endif
    112 
    113 #ifdef ACK_ASSEMBLER
    114 
    115 /* Assume we write code for 32-bit protected mode! */
    116 
    117 /* Redefine register names for GAS & AT&T assemblers */
    118 #define	AL	al
    119 #define	AH	ah
    120 #define	AX	ax
    121 #define	EAX	ax
    122 #define	BL	bl
    123 #define	BH	bh
    124 #define	BX	bx
    125 #define	EBX	bx
    126 #define	CL	cl
    127 #define	CH	ch
    128 #define	CX	cx
    129 #define	ECX	cx
    130 #define	DL	dl
    131 #define	DH	dh
    132 #define	DX	dx
    133 #define	EDX	dx
    134 #define	BP	bp
    135 #define	EBP	bp
    136 #define	SI	si
    137 #define	ESI	si
    138 #define	DI	di
    139 #define	EDI	di
    140 #define	SP	sp
    141 #define	ESP	sp
    142 #define	CS	cs
    143 #define	SS	ss
    144 #define	DS	ds
    145 #define	ES	es
    146 #define	FS	fs
    147 #define	GS	gs
    148 /* Control Registers */
    149 #define	CR0	cr0
    150 #define	CR1	cr1
    151 #define	CR2	cr2
    152 #define	CR3	cr3
    153 /* Debug Registers */
    154 #define	DR0	dr0
    155 #define	DR1	dr1
    156 #define	DR2	dr2
    157 #define	DR3	dr3
    158 #define	DR4	dr4
    159 #define	DR5	dr5
    160 #define	DR6	dr6
    161 #define	DR7	dr7
    162 /* Floating-point Stack */
    163 #define	ST	st
    164 
    165 #define	AS_BEGIN	.sect .text; .sect .rom; .sect .data; .sect .bss; .sect .text
    166 
    167 
    168 #define	_WTOG		o16	/* word toggle for _W instructions */
    169 #define	_LTOG			/* long toggle for _L instructions */
    170 #define	ADDR_TOGGLE	a16
    171 #define	OPSZ_TOGGLE	o16
    172 #define	USE16		.use16
    173 #define	USE32		.use32
    174 
    175 #define	CHOICE(a,b,c)	c
    176 
    177 #else /* AT&T or GAS */
    178 
    179 /* Redefine register names for GAS & AT&T assemblers */
    180 #define	AL	%al
    181 #define	AH	%ah
    182 #define	AX	%ax
    183 #define	EAX	%eax
    184 #define	BL	%bl
    185 #define	BH	%bh
    186 #define	BX	%bx
    187 #define	EBX	%ebx
    188 #define	CL	%cl
    189 #define	CH	%ch
    190 #define	CX	%cx
    191 #define	ECX	%ecx
    192 #define	DL	%dl
    193 #define	DH	%dh
    194 #define	DX	%dx
    195 #define	EDX	%edx
    196 #define	BP	%bp
    197 #define	EBP	%ebp
    198 #define	SI	%si
    199 #define	ESI	%esi
    200 #define	DI	%di
    201 #define	EDI	%edi
    202 #define	SP	%sp
    203 #define	ESP	%esp
    204 #define	CS	%cs
    205 #define	SS	%ss
    206 #define	DS	%ds
    207 #define	ES	%es
    208 #define	FS	%fs
    209 #define	GS	%gs
    210 /* Control Registers */
    211 #define	CR0	%cr0
    212 #define	CR1	%cr1
    213 #define	CR2	%cr2
    214 #define	CR3	%cr3
    215 /* Debug Registers */
    216 #define	DR0	%db0
    217 #define	DR1	%db1
    218 #define	DR2	%db2
    219 #define	DR3	%db3
    220 #define	DR4	%db4
    221 #define	DR5	%db5
    222 #define	DR6	%db6
    223 #define	DR7	%db7
    224 /* Floating-point Stack */
    225 #define	ST	%st
    226 
    227 #define	AS_BEGIN
    228 #define	USE16
    229 #define	USE32
    230 
    231 #ifdef GNU_ASSEMBLER
    232 
    233 #define	ADDR_TOGGLE	aword
    234 #define	OPSZ_TOGGLE	word
    235 
    236 #define	CHOICE(a,b,c)	b
    237 
    238 #else
    239 /*
    240  * AT&T ASSEMBLER SYNTAX
    241  * *********************
    242  */
    243 #define	CHOICE(a,b,c)	a
    244 
    245 #define	ADDR_TOGGLE	addr16
    246 #define	OPSZ_TOGGLE	data16
    247 
    248 #endif /* GNU_ASSEMBLER */
    249 #endif /* ACK_ASSEMBLER */
    250 
    251 
    252 #if defined(__QNX__) || defined(Lynx) || (defined(SYSV) || defined(SVR4)) && !defined(ACK_ASSEMBLER) || defined(__ELF__) || defined(__GNU__)
    253 #define GLNAME(a)       a
    254 #else
    255 #define GLNAME(a)       CONCAT(_,a)
    256 #endif
    257 
    258 
    259 	/****************************************/
    260 	/*					*/
    261 	/*	Select the various choices	*/
    262 	/*					*/
    263 	/****************************************/
    264 
    265 
    266 /* Redefine assembler directives */
    267 /*********************************/
    268 #define GLOBL		CHOICE(.globl, .globl, .extern)
    269 #define	ALIGNTEXT4	CHOICE(.align 4, .align ARG2(2,0x90), .align 4)
    270 #define	ALIGNTEXT2	CHOICE(.align 2, .align ARG2(1,0x90), .align 2)
    271 /* ALIGNTEXT4ifNOP is the same as ALIGNTEXT4, but only if the space is
    272  * guaranteed to be filled with NOPs.  Otherwise it does nothing.
    273  */
    274 #define	ALIGNTEXT4ifNOP	CHOICE(.align 4, .align ARG2(2,0x90), /*can't do it*/)
    275 #define	ALIGNDATA4	CHOICE(.align 4, .align ARG2(2,0x0), .align 4)
    276 #define	ALIGNDATA2	CHOICE(.align 2, .align ARG2(1,0x0), .align 2)
    277 #define	FILE(s)		CHOICE(.file s, .file s, .file s)
    278 #define	STRING(s)	CHOICE(.string s, .asciz s, .asciz s)
    279 #define	D_LONG		CHOICE(.long, .long, .data4)
    280 #define	D_WORD		CHOICE(.value, .short, .data2)
    281 #define	D_BYTE		CHOICE(.byte, .byte, .data1)
    282 #define	SPACE		CHOICE(.comm, .space, .space)
    283 #define	COMM		CHOICE(.comm, .comm, .comm)
    284 #define	SEG_DATA	CHOICE(.data, .data, .sect .data)
    285 #define	SEG_TEXT	CHOICE(.text, .text, .sect .text)
    286 #define	SEG_BSS		CHOICE(.bss, .bss, .sect .bss)
    287 
    288 #ifdef GNU_ASSEMBLER
    289 #define	D_SPACE(n)	. = . + n
    290 #else
    291 #define	D_SPACE(n)	.space n
    292 #endif
    293 
    294 /* Addressing Modes */
    295 /* Immediate Mode */
    296 #define	ADDR(a)		CHOICE(CONCAT($,a), CONCAT($,a), a)
    297 #define	CONST(a)	CHOICE(CONCAT($,a), CONCAT($,a), a)
    298 
    299 /* Indirect Mode */
    300 #define	CONTENT(a)	CHOICE(a, a, (a))	 /* take contents of variable */
    301 #define	REGIND(a)	CHOICE((a), (a), (a))	 /* Register a indirect */
    302 /* Register b indirect plus displacement a */
    303 #define	REGOFF(a, b)	CHOICE(a(b), a(b), a(b))
    304 /* Reg indirect Base + Index + Displacement  - this is mainly for 16-bit mode
    305  * which has no scaling
    306  */
    307 #define	REGBID(b,i,d)	CHOICE(d(b,i), d(b,i), d(b)(i))
    308 /* Reg indirect Base + (Index * Scale) + Displacement */
    309 #define	REGBISD(b,i,s,d) CHOICE(d(b,i,s), d(b,i,s), d(b)(i*s))
    310 /* Displaced Scaled Index: */
    311 #define REGDIS(d,i,s)	CHOICE(d(,i,s), d(,i,s), d(i * s))
    312 /* Indexed Base: */
    313 #define REGBI(b,i)	CHOICE((b,i), (b,i), (b)(i))
    314 /* Displaced Base: */
    315 #define REGDB(d,b)	CHOICE(d(b), d(b), d(b))
    316 /* Variable indirect: */
    317 #define VARINDIRECT(var) CHOICE(*var, *var, (var))
    318 /* Use register contents as jump/call target: */
    319 #define CODEPTR(reg)	CHOICE(*reg, *reg, reg)
    320 
    321 /* For expressions requiring bracketing
    322  * eg. (CRT0_PM | CRT_EM)
    323  */
    324 
    325 #define	EXPR(a)		CHOICE([a], (a), [a])
    326 #define	ENOT(a)		CHOICE(0!a, ~a, ~a)
    327 #define	EMUL(a,b)	CHOICE(a\*b, a*b, a*b)
    328 #define	EDIV(a,b)	CHOICE(a\/b, a/b, a/b)
    329 
    330 /*
    331  * We have to beat the problem of commas within arguments to choice.
    332  * eg. choice (add a,b, add b,a) will get argument mismatch.  Luckily ANSI
    333  * and other known cpp definitions evaluate arguments before substitution
    334  * so the following works.
    335  */
    336 #define	ARG2(a, b)	a,b
    337 #define	ARG3(a,b,c)	a,b,c
    338 
    339 /* Redefine assembler commands */
    340 #define	AAA		CHOICE(aaa, aaa, aaa)
    341 #define	AAD		CHOICE(aad, aad, aad)
    342 #define	AAM		CHOICE(aam, aam, aam)
    343 #define	AAS		CHOICE(aas, aas, aas)
    344 #define	ADC_L(a, b)	CHOICE(adcl ARG2(a,b), adcl ARG2(a,b), _LTOG adc ARG2(b,a))
    345 #define	ADC_W(a, b)	CHOICE(adcw ARG2(a,b), adcw ARG2(a,b), _WTOG adc ARG2(b,a))
    346 #define	ADC_B(a, b)	CHOICE(adcb ARG2(a,b), adcb ARG2(a,b), adcb ARG2(b,a))
    347 #define	ADD_L(a, b)	CHOICE(addl ARG2(a,b), addl ARG2(a,b), _LTOG add ARG2(b,a))
    348 #define	ADD_W(a, b)	CHOICE(addw ARG2(a,b), addw ARG2(a,b), _WTOG add ARG2(b,a))
    349 #define	ADD_B(a, b)	CHOICE(addb ARG2(a,b), addb ARG2(a,b), addb ARG2(b,a))
    350 #define	AND_L(a, b)	CHOICE(andl ARG2(a,b), andl ARG2(a,b), _LTOG and ARG2(b,a))
    351 #define	AND_W(a, b)	CHOICE(andw ARG2(a,b), andw ARG2(a,b), _WTOG and ARG2(b,a))
    352 #define	AND_B(a, b)	CHOICE(andb ARG2(a,b), andb ARG2(a,b), andb ARG2(b,a))
    353 #define	ARPL(a,b)	CHOICE(arpl ARG2(a,b), arpl ARG2(a,b), arpl ARG2(b,a))
    354 #define	BOUND_L(a, b)	CHOICE(boundl ARG2(a,b), boundl ARG2(b,a), _LTOG bound ARG2(b,a))
    355 #define	BOUND_W(a, b)	CHOICE(boundw ARG2(a,b), boundw ARG2(b,a), _WTOG bound ARG2(b,a))
    356 #define	BSF_L(a, b)	CHOICE(bsfl ARG2(a,b), bsfl ARG2(a,b), _LTOG bsf ARG2(b,a))
    357 #define	BSF_W(a, b)	CHOICE(bsfw ARG2(a,b), bsfw ARG2(a,b), _WTOG bsf ARG2(b,a))
    358 #define	BSR_L(a, b)	CHOICE(bsrl ARG2(a,b), bsrl ARG2(a,b), _LTOG bsr ARG2(b,a))
    359 #define	BSR_W(a, b)	CHOICE(bsrw ARG2(a,b), bsrw ARG2(a,b), _WTOG bsr ARG2(b,a))
    360 #define	BT_L(a, b)	CHOICE(btl ARG2(a,b), btl ARG2(a,b), _LTOG bt ARG2(b,a))
    361 #define	BT_W(a, b)	CHOICE(btw ARG2(a,b), btw ARG2(a,b), _WTOG bt ARG2(b,a))
    362 #define	BTC_L(a, b)	CHOICE(btcl ARG2(a,b), btcl ARG2(a,b), _LTOG btc ARG2(b,a))
    363 #define	BTC_W(a, b)	CHOICE(btcw ARG2(a,b), btcw ARG2(a,b), _WTOG btc ARG2(b,a))
    364 #define	BTR_L(a, b)	CHOICE(btrl ARG2(a,b), btrl ARG2(a,b), _LTOG btr ARG2(b,a))
    365 #define	BTR_W(a, b)	CHOICE(btrw ARG2(a,b), btrw ARG2(a,b), _WTOG btr ARG2(b,a))
    366 #define	BTS_L(a, b)	CHOICE(btsl ARG2(a,b), btsl ARG2(a,b), _LTOG bts ARG2(b,a))
    367 #define	BTS_W(a, b)	CHOICE(btsw ARG2(a,b), btsw ARG2(a,b), _WTOG bts ARG2(b,a))
    368 #define	CALL(a)		CHOICE(call a, call a, call a)
    369 #define	CALLF(s,a)	CHOICE(lcall ARG2(s,a), lcall ARG2(s,a), callf s:a)
    370 #define	CBW		CHOICE(cbtw, cbw, cbw)
    371 #define	CWDE		CHOICE(cwtd, cwde, cwde)
    372 #define	CLC		CHOICE(clc, clc, clc)
    373 #define	CLD		CHOICE(cld, cld, cld)
    374 #define	CLI		CHOICE(cli, cli, cli)
    375 #define	CLTS		CHOICE(clts, clts, clts)
    376 #define	CMC		CHOICE(cmc, cmc, cmc)
    377 #define	CMP_L(a, b)	CHOICE(cmpl ARG2(a,b), cmpl ARG2(a,b), _LTOG cmp ARG2(b,a))
    378 #define	CMP_W(a, b)	CHOICE(cmpw ARG2(a,b), cmpw ARG2(a,b), _WTOG cmp ARG2(b,a))
    379 #define	CMP_B(a, b)	CHOICE(cmpb ARG2(a,b), cmpb ARG2(a,b), cmpb ARG2(b,a))
    380 #define	CMPS_L		CHOICE(cmpsl, cmpsl, _LTOG cmps)
    381 #define	CMPS_W		CHOICE(cmpsw, cmpsw, _WTOG cmps)
    382 #define	CMPS_B		CHOICE(cmpsb, cmpsb, cmpsb)
    383 #define	CWD		CHOICE(cwtl, cwd, cwd)
    384 #define	CDQ		CHOICE(cltd, cdq, cdq)
    385 #define	DAA		CHOICE(daa, daa, daa)
    386 #define	DAS		CHOICE(das, das, das)
    387 #define	DEC_L(a)	CHOICE(decl a, decl a, _LTOG dec a)
    388 #define	DEC_W(a)	CHOICE(decw a, decw a, _WTOG dec a)
    389 #define	DEC_B(a)	CHOICE(decb a, decb a, decb a)
    390 #define	DIV_L(a)	CHOICE(divl a, divl a, div a)
    391 #define	DIV_W(a)	CHOICE(divw a, divw a, div a)
    392 #define	DIV_B(a)	CHOICE(divb a, divb a, divb a)
    393 #define	ENTER(a,b)	CHOICE(enter ARG2(a,b), enter ARG2(a,b), enter ARG2(b,a))
    394 #define	HLT		CHOICE(hlt, hlt, hlt)
    395 #define	IDIV_L(a)	CHOICE(idivl a, idivl a, _LTOG idiv a)
    396 #define	IDIV_W(a)	CHOICE(idivw a, idivw a, _WTOG idiv a)
    397 #define	IDIV_B(a)	CHOICE(idivb a, idivb a, idivb a)
    398 /* More forms than this for imul!! */
    399 #define	IMUL_L(a, b)	CHOICE(imull ARG2(a,b), imull ARG2(a,b), _LTOG imul ARG2(b,a))
    400 #define	IMUL_W(a, b)	CHOICE(imulw ARG2(a,b), imulw ARG2(a,b), _WTOG imul ARG2(b,a))
    401 #define	IMUL_B(a)	CHOICE(imulb a, imulb a, imulb a)
    402 #define	IN_L		CHOICE(inl (DX), inl ARG2(DX,EAX), _LTOG in DX)
    403 #define	IN_W		CHOICE(inw (DX), inw ARG2(DX,AX), _WTOG in DX)
    404 #define	IN_B		CHOICE(inb (DX), inb ARG2(DX,AL), inb DX)
    405 /* Please AS code writer: use the following ONLY, if you refer to ports<256
    406  * directly, but not in IN1_W(DX), for instance, even if IN1_ looks nicer
    407  */
    408 #if defined (sun)
    409 #define IN1_L(a)    CHOICE(inl (a), inl ARG2(a,EAX), _LTOG in a)
    410 #define IN1_W(a)    CHOICE(inw (a), inw ARG2(a,AX), _WTOG in a)
    411 #define IN1_B(a)    CHOICE(inb (a), inb ARG2(a,AL), inb a)
    412 #else
    413 #define	IN1_L(a)	CHOICE(inl a, inl ARG2(a,EAX), _LTOG in a)
    414 #define	IN1_W(a)	CHOICE(inw a, inw ARG2(a,AX), _WTOG in a)
    415 #define	IN1_B(a)	CHOICE(inb a, inb ARG2(a,AL), inb a)
    416 #endif
    417 #define	INC_L(a)	CHOICE(incl a, incl a, _LTOG inc a)
    418 #define	INC_W(a)	CHOICE(incw a, incw a, _WTOG inc a)
    419 #define	INC_B(a)	CHOICE(incb a, incb a, incb a)
    420 #define	INS_L		CHOICE(insl, insl, _LTOG ins)
    421 #define	INS_W		CHOICE(insw, insw, _WTOG ins)
    422 #define	INS_B		CHOICE(insb, insb, insb)
    423 #define	INT(a)		CHOICE(int a, int a, int a)
    424 #define	INT3		CHOICE(int CONST(3), int3, int CONST(3))
    425 #define	INTO		CHOICE(into, into, into)
    426 #define	IRET		CHOICE(iret, iret, iret)
    427 #define	IRETD		CHOICE(iret, iret, iretd)
    428 #define	JA(a)		CHOICE(ja a, ja a, ja a)
    429 #define	JAE(a)		CHOICE(jae a, jae a, jae a)
    430 #define	JB(a)		CHOICE(jb a, jb a, jb a)
    431 #define	JBE(a)		CHOICE(jbe a, jbe a, jbe a)
    432 #define	JC(a)		CHOICE(jc a, jc a, jc a)
    433 #define	JE(a)		CHOICE(je a, je a, je a)
    434 #define	JG(a)		CHOICE(jg a, jg a, jg a)
    435 #define	JGE(a)		CHOICE(jge a, jge a, jge a)
    436 #define	JL(a)		CHOICE(jl a, jl a, jl a)
    437 #define	JLE(a)		CHOICE(jle a, jle a, jle a)
    438 #define	JNA(a)		CHOICE(jna a, jna a, jna a)
    439 #define	JNAE(a)		CHOICE(jnae a, jnae a, jnae a)
    440 #define	JNB(a)		CHOICE(jnb a, jnb a, jnb a)
    441 #define	JNBE(a)		CHOICE(jnbe a, jnbe a, jnbe a)
    442 #define	JNC(a)		CHOICE(jnc a, jnc a, jnc a)
    443 #define	JNE(a)		CHOICE(jne a, jne a, jne a)
    444 #define	JNG(a)		CHOICE(jng a, jng a, jng a)
    445 #define	JNGE(a)		CHOICE(jnge a, jnge a, jnge a)
    446 #define	JNL(a)		CHOICE(jnl a, jnl a, jnl a)
    447 #define	JNLE(a)		CHOICE(jnle a, jnle a, jnle a)
    448 #define	JNO(a)		CHOICE(jno a, jno a, jno a)
    449 #define	JNP(a)		CHOICE(jnp a, jnp a, jnp a)
    450 #define	JNS(a)		CHOICE(jns a, jns a, jns a)
    451 #define	JNZ(a)		CHOICE(jnz a, jnz a, jnz a)
    452 #define	JO(a)		CHOICE(jo a, jo a, jo a)
    453 #define	JP(a)		CHOICE(jp a, jp a, jp a)
    454 #define	JPE(a)		CHOICE(jpe a, jpe a, jpe a)
    455 #define	JPO(a)		CHOICE(jpo a, jpo a, jpo a)
    456 #define	JS(a)		CHOICE(js a, js a, js a)
    457 #define	JZ(a)		CHOICE(jz a, jz a, jz a)
    458 #define	JMP(a)		CHOICE(jmp a, jmp a, jmp a)
    459 #define	JMPF(s,a)	CHOICE(ljmp ARG2(s,a), ljmp ARG2(s,a), jmpf s:a)
    460 #define	LAHF		CHOICE(lahf, lahf, lahf)
    461 #if !defined(_REAL_MODE) && !defined(_V86_MODE)
    462 #define	LAR(a, b)	CHOICE(lar ARG2(a, b), lar ARG2(a, b), lar ARG2(b, a))
    463 #endif
    464 #define	LEA_L(a, b)	CHOICE(leal ARG2(a,b), leal ARG2(a,b), _LTOG lea ARG2(b,a))
    465 #define	LEA_W(a, b)	CHOICE(leaw ARG2(a,b), leaw ARG2(a,b), _WTOG lea ARG2(b,a))
    466 #define	LEAVE		CHOICE(leave, leave, leave)
    467 #define	LGDT(a)		CHOICE(lgdt a, lgdt a, lgdt a)
    468 #define	LIDT(a)		CHOICE(lidt a, lidt a, lidt a)
    469 #define	LDS(a, b)	CHOICE(ldsl ARG2(a,b), lds ARG2(a,b), lds ARG2(b,a))
    470 #define	LES(a, b)	CHOICE(lesl ARG2(a,b), les ARG2(a,b), les ARG2(b,a))
    471 #define	LFS(a, b)	CHOICE(lfsl ARG2(a,b), lfs ARG2(a,b), lfs ARG2(b,a))
    472 #define	LGS(a, b)	CHOICE(lgsl ARG2(a,b), lgs ARG2(a,b), lgs ARG2(b,a))
    473 #define	LSS(a, b)	CHOICE(lssl ARG2(a,b), lss ARG2(a,b), lss ARG2(b,a))
    474 #define	LLDT(a)		CHOICE(lldt a, lldt a, lldt a)
    475 #define	LMSW(a)		CHOICE(lmsw a, lmsw a, lmsw a)
    476 #define LOCK		CHOICE(lock, lock, lock)
    477 #define	LODS_L		CHOICE(lodsl, lodsl, _LTOG lods)
    478 #define	LODS_W		CHOICE(lodsw, lodsw, _WTOG lods)
    479 #define	LODS_B		CHOICE(lodsb, lodsb, lodsb)
    480 #define	LOOP(a)		CHOICE(loop a, loop a, loop a)
    481 #define	LOOPE(a)	CHOICE(loope a, loope a, loope a)
    482 #define	LOOPZ(a)	CHOICE(loopz a, loopz a, loopz a)
    483 #define	LOOPNE(a)	CHOICE(loopne a, loopne a, loopne a)
    484 #define	LOOPNZ(a)	CHOICE(loopnz a, loopnz a, loopnz a)
    485 #if !defined(_REAL_MODE) && !defined(_V86_MODE)
    486 #define	LSL(a, b)	CHOICE(lsl ARG2(a,b), lsl ARG2(a,b), lsl ARG2(b,a))
    487 #endif
    488 #define	LTR(a)		CHOICE(ltr a, ltr a, ltr a)
    489 #define	MOV_SR(a, b)	CHOICE(movw ARG2(a,b), mov ARG2(a,b), mov ARG2(b,a))
    490 #define	MOV_L(a, b)	CHOICE(movl ARG2(a,b), movl ARG2(a,b), _LTOG mov ARG2(b,a))
    491 #define	MOV_W(a, b)	CHOICE(movw ARG2(a,b), movw ARG2(a,b), _WTOG mov ARG2(b,a))
    492 #define	MOV_B(a, b)	CHOICE(movb ARG2(a,b), movb ARG2(a,b), movb ARG2(b,a))
    493 #define	MOVS_L		CHOICE(movsl, movsl, _LTOG movs)
    494 #define	MOVS_W		CHOICE(movsw, movsw, _WTOG movs)
    495 #define	MOVS_B		CHOICE(movsb, movsb, movsb)
    496 #define	MOVSX_BL(a, b)	CHOICE(movsbl ARG2(a,b), movsbl ARG2(a,b), movsx ARG2(b,a))
    497 #define	MOVSX_BW(a, b)	CHOICE(movsbw ARG2(a,b), movsbw ARG2(a,b), movsx ARG2(b,a))
    498 #define	MOVSX_WL(a, b)	CHOICE(movswl ARG2(a,b), movswl ARG2(a,b), movsx ARG2(b,a))
    499 #define	MOVZX_BL(a, b)	CHOICE(movzbl ARG2(a,b), movzbl ARG2(a,b), movzx ARG2(b,a))
    500 #define	MOVZX_BW(a, b)	CHOICE(movzbw ARG2(a,b), movzbw ARG2(a,b), movzx ARG2(b,a))
    501 #define	MOVZX_WL(a, b)	CHOICE(movzwl ARG2(a,b), movzwl ARG2(a,b), movzx ARG2(b,a))
    502 #define	MUL_L(a)	CHOICE(mull a, mull a, _LTOG mul a)
    503 #define	MUL_W(a)	CHOICE(mulw a, mulw a, _WTOG mul a)
    504 #define	MUL_B(a)	CHOICE(mulb a, mulb a, mulb a)
    505 #define	NEG_L(a)	CHOICE(negl a, negl a, _LTOG neg a)
    506 #define	NEG_W(a)	CHOICE(negw a, negw a, _WTOG neg a)
    507 #define	NEG_B(a)	CHOICE(negb a, negb a, negb a)
    508 #define	NOP		CHOICE(nop, nop, nop)
    509 #define	NOT_L(a)	CHOICE(notl a, notl a, _LTOG not a)
    510 #define	NOT_W(a)	CHOICE(notw a, notw a, _WTOG not a)
    511 #define	NOT_B(a)	CHOICE(notb a, notb a, notb a)
    512 #define	OR_L(a,b)	CHOICE(orl ARG2(a,b), orl ARG2(a,b), _LTOG or ARG2(b,a))
    513 #define	OR_W(a,b)	CHOICE(orw ARG2(a,b), orw ARG2(a,b), _WTOG or ARG2(b,a))
    514 #define	OR_B(a,b)	CHOICE(orb ARG2(a,b), orb ARG2(a,b), orb ARG2(b,a))
    515 #define	OUT_L		CHOICE(outl (DX), outl ARG2(EAX,DX), _LTOG out DX)
    516 #define	OUT_W		CHOICE(outw (DX), outw ARG2(AX,DX), _WTOG out DX)
    517 #define	OUT_B		CHOICE(outb (DX), outb ARG2(AL,DX), outb DX)
    518 /* Please AS code writer: use the following ONLY, if you refer to ports<256
    519  * directly, but not in OUT1_W(DX), for instance, even if OUT1_ looks nicer
    520  */
    521 #define	OUT1_L(a)	CHOICE(outl (a), outl ARG2(EAX,a), _LTOG out a)
    522 #define	OUT1_W(a)	CHOICE(outw (a), outw ARG2(AX,a), _WTOG out a)
    523 #define	OUT1_B(a)	CHOICE(outb (a), outb ARG2(AL,a), outb a)
    524 #define	OUTS_L		CHOICE(outsl, outsl, _LTOG outs)
    525 #define	OUTS_W		CHOICE(outsw, outsw, _WTOG outs)
    526 #define	OUTS_B		CHOICE(outsb, outsb, outsb)
    527 #define	POP_SR(a)	CHOICE(pop a, pop a, pop a)
    528 #define	POP_L(a)	CHOICE(popl a, popl a, _LTOG pop a)
    529 #define	POP_W(a)	CHOICE(popw a, popw a, _WTOG pop a)
    530 #define	POPA_L		CHOICE(popal, popal, _LTOG popa)
    531 #define	POPA_W		CHOICE(popaw, popaw, _WTOG popa)
    532 #define	POPF_L		CHOICE(popfl, popfl, _LTOG popf)
    533 #define	POPF_W		CHOICE(popfw, popfw, _WTOG popf)
    534 #define	PUSH_SR(a)	CHOICE(push a, push a, push a)
    535 #define	PUSH_L(a)	CHOICE(pushl a, pushl a, _LTOG push a)
    536 #define	PUSH_W(a)	CHOICE(pushw a, pushw a, _WTOG push a)
    537 #define	PUSH_B(a)	CHOICE(push a, pushb a, push a)
    538 #define	PUSHA_L		CHOICE(pushal, pushal, _LTOG pusha)
    539 #define	PUSHA_W		CHOICE(pushaw, pushaw, _WTOG pusha)
    540 #define	PUSHF_L		CHOICE(pushfl, pushfl, _LTOG pushf)
    541 #define	PUSHF_W		CHOICE(pushfw, pushfw, _WTOG pushf)
    542 #define	RCL_L(a, b)	CHOICE(rcll ARG2(a,b), rcll ARG2(a,b), _LTOG rcl ARG2(b,a))
    543 #define	RCL_W(a, b)	CHOICE(rclw ARG2(a,b), rclw ARG2(a,b), _WTOG rcl ARG2(b,a))
    544 #define	RCL_B(a, b)	CHOICE(rclb ARG2(a,b), rclb ARG2(a,b), rclb ARG2(b,a))
    545 #define	RCR_L(a, b)	CHOICE(rcrl ARG2(a,b), rcrl ARG2(a,b), _LTOG rcr ARG2(b,a))
    546 #define	RCR_W(a, b)	CHOICE(rcrw ARG2(a,b), rcrw ARG2(a,b), _WTOG rcr ARG2(b,a))
    547 #define	RCR_B(a, b)	CHOICE(rcrb ARG2(a,b), rcrb ARG2(a,b), rcrb ARG2(b,a))
    548 #define	ROL_L(a, b)	CHOICE(roll ARG2(a,b), roll ARG2(a,b), _LTOG rol ARG2(b,a))
    549 #define	ROL_W(a, b)	CHOICE(rolw ARG2(a,b), rolw ARG2(a,b), _WTOG rol ARG2(b,a))
    550 #define	ROL_B(a, b)	CHOICE(rolb ARG2(a,b), rolb ARG2(a,b), rolb ARG2(b,a))
    551 #define	ROR_L(a, b)	CHOICE(rorl ARG2(a,b), rorl ARG2(a,b), _LTOG ror ARG2(b,a))
    552 #define	ROR_W(a, b)	CHOICE(rorw ARG2(a,b), rorw ARG2(a,b), _WTOG ror ARG2(b,a))
    553 #define	ROR_B(a, b)	CHOICE(rorb ARG2(a,b), rorb ARG2(a,b), rorb ARG2(b,a))
    554 #define	REP		CHOICE(rep ;, rep ;, repe)
    555 #define	REPE		CHOICE(repz ;, repe ;, repe)
    556 #define	REPNE		CHOICE(repnz ;, repne ;, repne)
    557 #define	REPNZ		REPNE
    558 #define	REPZ		REPE
    559 #define	RET		CHOICE(ret, ret, ret)
    560 #define	SAHF		CHOICE(sahf, sahf, sahf)
    561 #define	SAL_L(a, b)	CHOICE(sall ARG2(a,b), sall ARG2(a,b), _LTOG sal ARG2(b,a))
    562 #define	SAL_W(a, b)	CHOICE(salw ARG2(a,b), salw ARG2(a,b), _WTOG sal ARG2(b,a))
    563 #define	SAL_B(a, b)	CHOICE(salb ARG2(a,b), salb ARG2(a,b), salb ARG2(b,a))
    564 #define	SAR_L(a, b)	CHOICE(sarl ARG2(a,b), sarl ARG2(a,b), _LTOG sar ARG2(b,a))
    565 #define	SAR_W(a, b)	CHOICE(sarw ARG2(a,b), sarw ARG2(a,b), _WTOG sar ARG2(b,a))
    566 #define	SAR_B(a, b)	CHOICE(sarb ARG2(a,b), sarb ARG2(a,b), sarb ARG2(b,a))
    567 #define	SBB_L(a, b)	CHOICE(sbbl ARG2(a,b), sbbl ARG2(a,b), _LTOG sbb ARG2(b,a))
    568 #define	SBB_W(a, b)	CHOICE(sbbw ARG2(a,b), sbbw ARG2(a,b), _WTOG sbb ARG2(b,a))
    569 #define	SBB_B(a, b)	CHOICE(sbbb ARG2(a,b), sbbb ARG2(a,b), sbbb ARG2(b,a))
    570 #define	SCAS_L		CHOICE(scasl, scasl, _LTOG scas)
    571 #define	SCAS_W		CHOICE(scasw, scasw, _WTOG scas)
    572 #define	SCAS_B		CHOICE(scasb, scasb, scasb)
    573 #define	SETA(a)		CHOICE(seta a, seta a, seta a)
    574 #define	SETAE(a)	CHOICE(setae a, setae a, setae a)
    575 #define	SETB(a)		CHOICE(setb a, setb a, setb a)
    576 #define	SETBE(a)	CHOICE(setbe a, setbe a, setbe a)
    577 #define	SETC(a)		CHOICE(setc a, setb a, setb a)
    578 #define	SETE(a)		CHOICE(sete a, sete a, sete a)
    579 #define	SETG(a)		CHOICE(setg a, setg a, setg a)
    580 #define	SETGE(a)	CHOICE(setge a, setge a, setge a)
    581 #define	SETL(a)		CHOICE(setl a, setl a, setl a)
    582 #define	SETLE(a)	CHOICE(setle a, setle a, setle a)
    583 #define	SETNA(a)	CHOICE(setna a, setna a, setna a)
    584 #define	SETNAE(a)	CHOICE(setnae a, setnae a, setnae a)
    585 #define	SETNB(a)	CHOICE(setnb a, setnb a, setnb a)
    586 #define	SETNBE(a)	CHOICE(setnbe a, setnbe a, setnbe a)
    587 #define	SETNC(a)	CHOICE(setnc a, setnb a, setnb a)
    588 #define	SETNE(a)	CHOICE(setne a, setne a, setne a)
    589 #define	SETNG(a)	CHOICE(setng a, setng a, setng a)
    590 #define	SETNGE(a)	CHOICE(setnge a, setnge a, setnge a)
    591 #define	SETNL(a)	CHOICE(setnl a, setnl a, setnl a)
    592 #define	SETNLE(a)	CHOICE(setnle a, setnle a, setnle a)
    593 #define	SETNO(a)	CHOICE(setno a, setno a, setno a)
    594 #define	SETNP(a)	CHOICE(setnp a, setnp a, setnp a)
    595 #define	SETNS(a)	CHOICE(setns a, setns a, setna a)
    596 #define	SETNZ(a)	CHOICE(setnz a, setnz a, setnz a)
    597 #define	SETO(a)		CHOICE(seto a, seto a, seto a)
    598 #define	SETP(a)		CHOICE(setp a, setp a, setp a)
    599 #define	SETPE(a)	CHOICE(setpe a, setpe a, setpe a)
    600 #define	SETPO(a)	CHOICE(setpo a, setpo a, setpo a)
    601 #define	SETS(a)		CHOICE(sets a, sets a, seta a)
    602 #define	SETZ(a)		CHOICE(setz a, setz a, setz a)
    603 #define	SGDT(a)		CHOICE(sgdt a, sgdt a, sgdt a)
    604 #define	SIDT(a)		CHOICE(sidt a, sidt a, sidt a)
    605 #define	SHL_L(a, b)	CHOICE(shll ARG2(a,b), shll ARG2(a,b), _LTOG shl ARG2(b,a))
    606 #define	SHL_W(a, b)	CHOICE(shlw ARG2(a,b), shlw ARG2(a,b), _WTOG shl ARG2(b,a))
    607 #define	SHL_B(a, b)	CHOICE(shlb ARG2(a,b), shlb ARG2(a,b), shlb ARG2(b,a))
    608 #define	SHLD_L(a,b,c)	CHOICE(shldl ARG3(a,b,c), shldl ARG3(a,b,c), _LTOG shld ARG3(c,b,a))
    609 #define	SHLD2_L(a,b)	CHOICE(shldl ARG2(a,b), shldl ARG3(CL,a,b), _LTOG shld ARG3(b,a,CL))
    610 #define	SHLD_W(a,b,c)	CHOICE(shldw ARG3(a,b,c), shldw ARG3(a,b,c), _WTOG shld ARG3(c,b,a))
    611 #define	SHLD2_W(a,b)	CHOICE(shldw ARG2(a,b), shldw ARG3(CL,a,b), _WTOG shld ARG3(b,a,CL))
    612 #define	SHR_L(a, b)	CHOICE(shrl ARG2(a,b), shrl ARG2(a,b), _LTOG shr ARG2(b,a))
    613 #define	SHR_W(a, b)	CHOICE(shrw ARG2(a,b), shrw ARG2(a,b), _WTOG shr ARG2(b,a))
    614 #define	SHR_B(a, b)	CHOICE(shrb ARG2(a,b), shrb ARG2(a,b), shrb ARG2(b,a))
    615 #define	SHRD_L(a,b,c)	CHOICE(shrdl ARG3(a,b,c), shrdl ARG3(a,b,c), _LTOG shrd ARG3(c,b,a))
    616 #define	SHRD2_L(a,b)	CHOICE(shrdl ARG2(a,b), shrdl ARG3(CL,a,b), _LTOG shrd ARG3(b,a,CL))
    617 #define	SHRD_W(a,b,c)	CHOICE(shrdw ARG3(a,b,c), shrdw ARG3(a,b,c), _WTOG shrd ARG3(c,b,a))
    618 #define	SHRD2_W(a,b)	CHOICE(shrdw ARG2(a,b), shrdw ARG3(CL,a,b), _WTOG shrd ARG3(b,a,CL))
    619 #define	SLDT(a)		CHOICE(sldt a, sldt a, sldt a)
    620 #define	SMSW(a)		CHOICE(smsw a, smsw a, smsw a)
    621 #define	STC		CHOICE(stc, stc, stc)
    622 #define	STD		CHOICE(std, std, std)
    623 #define	STI		CHOICE(sti, sti, sti)
    624 #define	STOS_L		CHOICE(stosl, stosl, _LTOG stos)
    625 #define	STOS_W		CHOICE(stosw, stosw, _WTOG stos)
    626 #define	STOS_B		CHOICE(stosb, stosb, stosb)
    627 #define	STR(a)		CHOICE(str a, str a, str a)
    628 #define	SUB_L(a, b)	CHOICE(subl ARG2(a,b), subl ARG2(a,b), _LTOG sub ARG2(b,a))
    629 #define	SUB_W(a, b)	CHOICE(subw ARG2(a,b), subw ARG2(a,b), _WTOG sub ARG2(b,a))
    630 #define	SUB_B(a, b)	CHOICE(subb ARG2(a,b), subb ARG2(a,b), subb ARG2(b,a))
    631 #define	TEST_L(a, b)	CHOICE(testl ARG2(a,b), testl ARG2(a,b), _LTOG test ARG2(b,a))
    632 #define	TEST_W(a, b)	CHOICE(testw ARG2(a,b), testw ARG2(a,b), _WTOG test ARG2(b,a))
    633 #define	TEST_B(a, b)	CHOICE(testb ARG2(a,b), testb ARG2(a,b), testb ARG2(b,a))
    634 #define	VERR(a)		CHOICE(verr a, verr a, verr a)
    635 #define	VERW(a)		CHOICE(verw a, verw a, verw a)
    636 #define	WAIT		CHOICE(wait, wait, wait)
    637 #define	XCHG_L(a, b)	CHOICE(xchgl ARG2(a,b), xchgl ARG2(a,b), _LTOG xchg ARG2(b,a))
    638 #define	XCHG_W(a, b)	CHOICE(xchgw ARG2(a,b), xchgw ARG2(a,b), _WTOG xchg ARG2(b,a))
    639 #define	XCHG_B(a, b)	CHOICE(xchgb ARG2(a,b), xchgb ARG2(a,b), xchgb ARG2(b,a))
    640 #define	XLAT		CHOICE(xlat, xlat, xlat)
    641 #define	XOR_L(a, b)	CHOICE(xorl ARG2(a,b), xorl ARG2(a,b), _LTOG xor ARG2(b,a))
    642 #define	XOR_W(a, b)	CHOICE(xorw ARG2(a,b), xorw ARG2(a,b), _WTOG xor ARG2(b,a))
    643 #define	XOR_B(a, b)	CHOICE(xorb ARG2(a,b), xorb ARG2(a,b), xorb ARG2(b,a))
    644 
    645 
    646 /* Floating Point Instructions */
    647 #define	F2XM1		CHOICE(f2xm1, f2xm1, f2xm1)
    648 #define	FABS		CHOICE(fabs, fabs, fabs)
    649 #define	FADD_D(a)	CHOICE(faddl a, faddl a, faddd a)
    650 #define	FADD_S(a)	CHOICE(fadds a, fadds a, fadds a)
    651 #define	FADD2(a, b)	CHOICE(fadd ARG2(a,b), fadd ARG2(a,b), fadd ARG2(b,a))
    652 #define	FADDP(a, b)	CHOICE(faddp ARG2(a,b), faddp ARG2(a,b), faddp ARG2(b,a))
    653 #define	FIADD_L(a)	CHOICE(fiaddl a, fiaddl a, fiaddl a)
    654 #define	FIADD_W(a)	CHOICE(fiadd a, fiadds a, fiadds a)
    655 #define	FBLD(a)		CHOICE(fbld a, fbld a, fbld a)
    656 #define	FBSTP(a)	CHOICE(fbstp a, fbstp a, fbstp a)
    657 #define	FCHS		CHOICE(fchs, fchs, fchs)
    658 #define	FCLEX		CHOICE(fclex, wait; fnclex, wait; fclex)
    659 #define	FNCLEX		CHOICE(fnclex, fnclex, fclex)
    660 #define	FCOM(a)		CHOICE(fcom a, fcom a, fcom a)
    661 #define	FCOM_D(a)	CHOICE(fcoml a, fcoml a, fcomd a)
    662 #define	FCOM_S(a)	CHOICE(fcoms a, fcoms a, fcoms a)
    663 #define	FCOMP(a)	CHOICE(fcomp a, fcomp a, fcomp a)
    664 #define	FCOMP_D(a)	CHOICE(fcompl a, fcompl a, fcompd a)
    665 #define	FCOMP_S(a)	CHOICE(fcomps a, fcomps a, fcomps a)
    666 #define	FCOMPP		CHOICE(fcompp, fcompp, fcompp)
    667 #define	FCOS		CHOICE(fcos, fcos, fcos)
    668 #define	FDECSTP		CHOICE(fdecstp, fdecstp, fdecstp)
    669 #define	FDIV_D(a)	CHOICE(fdivl a, fdivl a, fdivd a)
    670 #define	FDIV_S(a)	CHOICE(fdivs a, fdivs a, fdivs a)
    671 #define	FDIV2(a, b)	CHOICE(fdiv ARG2(a,b), fdiv ARG2(a,b), fdiv ARG2(b,a))
    672 #define	FDIVP(a, b)	CHOICE(fdivp ARG2(a,b), fdivp ARG2(a,b), fdivp ARG2(b,a))
    673 #define	FIDIV_L(a)	CHOICE(fidivl a, fidivl a, fidivl a)
    674 #define	FIDIV_W(a)	CHOICE(fidiv a, fidivs a, fidivs a)
    675 #define	FDIVR_D(a)	CHOICE(fdivrl a, fdivrl a, fdivrd a)
    676 #define	FDIVR_S(a)	CHOICE(fdivrs a, fdivrs a, fdivrs a)
    677 #define	FDIVR2(a, b)	CHOICE(fdivr ARG2(a,b), fdivr ARG2(a,b), fdivr ARG2(b,a))
    678 #define	FDIVRP(a, b)	CHOICE(fdivrp ARG2(a,b), fdivrp ARG2(a,b), fdivrp ARG2(b,a))
    679 #define	FIDIVR_L(a)	CHOICE(fidivrl a, fidivrl a, fidivrl a)
    680 #define	FIDIVR_W(a)	CHOICE(fidivr a, fidivrs a, fidivrs a)
    681 #define	FFREE(a)	CHOICE(ffree a, ffree a, ffree a)
    682 #define	FICOM_L(a)	CHOICE(ficoml a, ficoml a, ficoml a)
    683 #define	FICOM_W(a)	CHOICE(ficom a, ficoms a, ficoms a)
    684 #define	FICOMP_L(a)	CHOICE(ficompl a, ficompl a, ficompl a)
    685 #define	FICOMP_W(a)	CHOICE(ficomp a, ficomps a, ficomps a)
    686 #define	FILD_Q(a)	CHOICE(fildll a, fildq a, fildq a)
    687 #define	FILD_L(a)	CHOICE(fildl a, fildl a, fildl a)
    688 #define	FILD_W(a)	CHOICE(fild a, filds a, filds a)
    689 #define	FINCSTP		CHOICE(fincstp, fincstp, fincstp)
    690 #define	FINIT		CHOICE(finit, wait; fninit, wait; finit)
    691 #define	FNINIT		CHOICE(fninit, fninit, finit)
    692 #define	FIST_L(a)	CHOICE(fistl a, fistl a, fistl a)
    693 #define	FIST_W(a)	CHOICE(fist a, fists a, fists a)
    694 #define	FISTP_Q(a)	CHOICE(fistpll a, fistpq a, fistpq a)
    695 #define	FISTP_L(a)	CHOICE(fistpl a, fistpl a, fistpl a)
    696 #define	FISTP_W(a)	CHOICE(fistp a, fistps a, fistps a)
    697 #define	FLD_X(a)	CHOICE(fldt a, fldt a, fldx a) /* 80 bit data type! */
    698 #define	FLD_D(a)	CHOICE(fldl a, fldl a, fldd a)
    699 #define	FLD_S(a)	CHOICE(flds a, flds a, flds a)
    700 #define	FLD1		CHOICE(fld1, fld1, fld1)
    701 #define	FLDL2T		CHOICE(fldl2t, fldl2t, fldl2t)
    702 #define	FLDL2E		CHOICE(fldl2e, fldl2e, fldl2e)
    703 #define	FLDPI		CHOICE(fldpi, fldpi, fldpi)
    704 #define	FLDLG2		CHOICE(fldlg2, fldlg2, fldlg2)
    705 #define	FLDLN2		CHOICE(fldln2, fldln2, fldln2)
    706 #define	FLDZ		CHOICE(fldz, fldz, fldz)
    707 #define	FLDCW(a)	CHOICE(fldcw a, fldcw a, fldcw a)
    708 #define	FLDENV(a)	CHOICE(fldenv a, fldenv a, fldenv a)
    709 #define	FMUL_S(a)	CHOICE(fmuls a, fmuls a, fmuls a)
    710 #define	FMUL_D(a)	CHOICE(fmull a, fmull a, fmuld a)
    711 #define	FMUL2(a, b)	CHOICE(fmul ARG2(a,b), fmul ARG2(a,b), fmul ARG2(b,a))
    712 #define	FMULP(a, b)	CHOICE(fmulp ARG2(a,b), fmulp ARG2(a,b), fmulp ARG2(b,a))
    713 #define	FIMUL_L(a)	CHOICE(fimull a, fimull a, fimull a)
    714 #define	FIMUL_W(a)	CHOICE(fimul a, fimuls a, fimuls a)
    715 #define	FNOP		CHOICE(fnop, fnop, fnop)
    716 #define	FPATAN		CHOICE(fpatan, fpatan, fpatan)
    717 #define	FPREM		CHOICE(fprem, fprem, fprem)
    718 #define	FPREM1		CHOICE(fprem1, fprem1, fprem1)
    719 #define	FPTAN		CHOICE(fptan, fptan, fptan)
    720 #define	FRNDINT		CHOICE(frndint, frndint, frndint)
    721 #define	FRSTOR(a)	CHOICE(frstor a, frstor a, frstor a)
    722 #define	FSAVE(a)	CHOICE(fsave a, wait; fnsave a, wait; fsave a)
    723 #define	FNSAVE(a)	CHOICE(fnsave a, fnsave a, fsave a)
    724 #define	FSCALE		CHOICE(fscale, fscale, fscale)
    725 #define	FSIN		CHOICE(fsin, fsin, fsin)
    726 #define	FSINCOS		CHOICE(fsincos, fsincos, fsincos)
    727 #define	FSQRT		CHOICE(fsqrt, fsqrt, fsqrt)
    728 #define	FST_D(a)	CHOICE(fstl a, fstl a, fstd a)
    729 #define	FST_S(a)	CHOICE(fsts a, fsts a, fsts a)
    730 #define	FSTP_X(a)	CHOICE(fstpt a, fstpt a, fstpx a)
    731 #define	FSTP_D(a)	CHOICE(fstpl a, fstpl a, fstpd a)
    732 #define	FSTP_S(a)	CHOICE(fstps a, fstps a, fstps a)
    733 #define	FSTCW(a)	CHOICE(fstcw a, wait; fnstcw a, wait; fstcw a)
    734 #define	FNSTCW(a)	CHOICE(fnstcw a, fnstcw a, fstcw a)
    735 #define	FSTENV(a)	CHOICE(fstenv a, wait; fnstenv a, fstenv a)
    736 #define	FNSTENV(a)	CHOICE(fnstenv a, fnstenv a, fstenv a)
    737 #define	FSTSW(a)	CHOICE(fstsw a, wait; fnstsw a, wait; fstsw a)
    738 #define	FNSTSW(a)	CHOICE(fnstsw a, fnstsw a, fstsw a)
    739 #define	FSUB_S(a)	CHOICE(fsubs a, fsubs a, fsubs a)
    740 #define	FSUB_D(a)	CHOICE(fsubl a, fsubl a, fsubd a)
    741 #define	FSUB2(a, b)	CHOICE(fsub ARG2(a,b), fsub ARG2(a,b), fsub ARG2(b,a))
    742 #define	FSUBP(a, b)	CHOICE(fsubp ARG2(a,b), fsubp ARG2(a,b), fsubp ARG2(b,a))
    743 #define	FISUB_L(a)	CHOICE(fisubl a, fisubl a, fisubl a)
    744 #define	FISUB_W(a)	CHOICE(fisub a, fisubs a, fisubs a)
    745 #define	FSUBR_S(a)	CHOICE(fsubrs a, fsubrs a, fsubrs a)
    746 #define	FSUBR_D(a)	CHOICE(fsubrl a, fsubrl a, fsubrd a)
    747 #define	FSUBR2(a, b)	CHOICE(fsubr ARG2(a,b), fsubr ARG2(a,b), fsubr ARG2(b,a))
    748 #define	FSUBRP(a, b)	CHOICE(fsubrp ARG2(a,b), fsubrp ARG2(a,b), fsubrp ARG2(b,a))
    749 #define	FISUBR_L(a)	CHOICE(fisubrl a, fisubrl a, fisubrl a)
    750 #define	FISUBR_W(a)	CHOICE(fisubr a, fisubrs a, fisubrs a)
    751 #define	FTST		CHOICE(ftst, ftst, ftst)
    752 #define	FUCOM(a)	CHOICE(fucom a, fucom a, fucom a)
    753 #define	FUCOMP(a)	CHOICE(fucomp a, fucomp a, fucomp a)
    754 #define	FUCOMPP		CHOICE(fucompp, fucompp, fucompp)
    755 #define	FWAIT		CHOICE(wait, wait, wait)
    756 #define	FXAM		CHOICE(fxam, fxam, fxam)
    757 #define	FXCH(a)		CHOICE(fxch a, fxch a, fxch a)
    758 #define	FXTRACT		CHOICE(fxtract, fxtract, fxtract)
    759 #define	FYL2X		CHOICE(fyl2x, fyl2x, fyl2x)
    760 #define	FYL2XP1		CHOICE(fyl2xp1, fyl2xp1, fyl2xp1)
    761 
    762 #endif /* __ASSYNTAX_H__ */
    763