[IA64] pvops: define paravirtualized instructions for native.

pv_cpu_asm_ops: define paravirtualized introduce for native execution
environment.

Cc: Keith Owens <kaos@ocs.com.au>
Signed-off-by: Yaozu (Eddie) Dong <eddie.dong@intel.com>
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Isaku Yamahata 2008-05-19 22:13:36 +09:00 коммит произвёл Tony Luck
Родитель 1e39d80a59
Коммит e92e8c68a6
1 изменённых файлов: 165 добавлений и 0 удалений

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/******************************************************************************
* include/asm-ia64/native/inst.h
*
* Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp>
* VA Linux Systems Japan K.K.
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifdef CONFIG_PARAVIRT_GUEST_ASM_CLOBBER_CHECK
# define PARAVIRT_POISON 0xdeadbeefbaadf00d
# define CLOBBER(clob) \
;; \
movl clob = PARAVIRT_POISON; \
;;
#else
# define CLOBBER(clob) /* nothing */
#endif
#define MOV_FROM_IFA(reg) \
mov reg = cr.ifa
#define MOV_FROM_ITIR(reg) \
mov reg = cr.itir
#define MOV_FROM_ISR(reg) \
mov reg = cr.isr
#define MOV_FROM_IHA(reg) \
mov reg = cr.iha
#define MOV_FROM_IPSR(pred, reg) \
(pred) mov reg = cr.ipsr
#define MOV_FROM_IIM(reg) \
mov reg = cr.iim
#define MOV_FROM_IIP(reg) \
mov reg = cr.iip
#define MOV_FROM_IVR(reg, clob) \
mov reg = cr.ivr \
CLOBBER(clob)
#define MOV_FROM_PSR(pred, reg, clob) \
(pred) mov reg = psr \
CLOBBER(clob)
#define MOV_TO_IFA(reg, clob) \
mov cr.ifa = reg \
CLOBBER(clob)
#define MOV_TO_ITIR(pred, reg, clob) \
(pred) mov cr.itir = reg \
CLOBBER(clob)
#define MOV_TO_IHA(pred, reg, clob) \
(pred) mov cr.iha = reg \
CLOBBER(clob)
#define MOV_TO_IPSR(pred, reg, clob) \
(pred) mov cr.ipsr = reg \
CLOBBER(clob)
#define MOV_TO_IFS(pred, reg, clob) \
(pred) mov cr.ifs = reg \
CLOBBER(clob)
#define MOV_TO_IIP(reg, clob) \
mov cr.iip = reg \
CLOBBER(clob)
#define MOV_TO_KR(kr, reg, clob0, clob1) \
mov IA64_KR(kr) = reg \
CLOBBER(clob0) \
CLOBBER(clob1)
#define ITC_I(pred, reg, clob) \
(pred) itc.i reg \
CLOBBER(clob)
#define ITC_D(pred, reg, clob) \
(pred) itc.d reg \
CLOBBER(clob)
#define ITC_I_AND_D(pred_i, pred_d, reg, clob) \
(pred_i) itc.i reg; \
(pred_d) itc.d reg \
CLOBBER(clob)
#define THASH(pred, reg0, reg1, clob) \
(pred) thash reg0 = reg1 \
CLOBBER(clob)
#define SSM_PSR_IC_AND_DEFAULT_BITS_AND_SRLZ_I(clob0, clob1) \
ssm psr.ic | PSR_DEFAULT_BITS \
CLOBBER(clob0) \
CLOBBER(clob1) \
;; \
srlz.i /* guarantee that interruption collectin is on */ \
;;
#define SSM_PSR_IC_AND_SRLZ_D(clob0, clob1) \
ssm psr.ic \
CLOBBER(clob0) \
CLOBBER(clob1) \
;; \
srlz.d
#define RSM_PSR_IC(clob) \
rsm psr.ic \
CLOBBER(clob)
#define SSM_PSR_I(pred, pred_clob, clob) \
(pred) ssm psr.i \
CLOBBER(clob)
#define RSM_PSR_I(pred, clob0, clob1) \
(pred) rsm psr.i \
CLOBBER(clob0) \
CLOBBER(clob1)
#define RSM_PSR_I_IC(clob0, clob1, clob2) \
rsm psr.i | psr.ic \
CLOBBER(clob0) \
CLOBBER(clob1) \
CLOBBER(clob2)
#define RSM_PSR_DT \
rsm psr.dt
#define SSM_PSR_DT_AND_SRLZ_I \
ssm psr.dt \
;; \
srlz.i
#define BSW_0(clob0, clob1, clob2) \
bsw.0 \
CLOBBER(clob0) \
CLOBBER(clob1) \
CLOBBER(clob2)
#define BSW_1(clob0, clob1) \
bsw.1 \
CLOBBER(clob0) \
CLOBBER(clob1)
#define COVER \
cover
#define RFI \
rfi