Isaku Yamahata | e92e8c6 | 2008-05-19 22:13:36 +0900 | [diff] [blame] | 1 | /****************************************************************************** |
Tony Luck | 7f30491 | 2008-08-01 10:13:32 -0700 | [diff] [blame] | 2 | * arch/ia64/include/asm/native/inst.h |
Isaku Yamahata | e92e8c6 | 2008-05-19 22:13:36 +0900 | [diff] [blame] | 3 | * |
| 4 | * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp> |
| 5 | * VA Linux Systems Japan K.K. |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 20 | * |
| 21 | */ |
| 22 | |
Isaku Yamahata | 02e32e3 | 2008-05-19 22:13:37 +0900 | [diff] [blame] | 23 | #define DO_SAVE_MIN IA64_NATIVE_DO_SAVE_MIN |
| 24 | |
Isaku Yamahata | 4df8d22 | 2008-05-27 15:08:01 -0700 | [diff] [blame] | 25 | #define __paravirt_switch_to ia64_native_switch_to |
| 26 | #define __paravirt_leave_syscall ia64_native_leave_syscall |
| 27 | #define __paravirt_work_processed_syscall ia64_native_work_processed_syscall |
| 28 | #define __paravirt_leave_kernel ia64_native_leave_kernel |
| 29 | #define __paravirt_pending_syscall_end ia64_work_pending_syscall_end |
| 30 | #define __paravirt_work_processed_syscall_target \ |
| 31 | ia64_work_processed_syscall |
| 32 | |
Isaku Yamahata | dd97d5c | 2009-03-04 21:05:34 +0900 | [diff] [blame] | 33 | #define paravirt_fsyscall_table ia64_native_fsyscall_table |
| 34 | #define paravirt_fsys_bubble_down ia64_native_fsys_bubble_down |
| 35 | |
Isaku Yamahata | e92e8c6 | 2008-05-19 22:13:36 +0900 | [diff] [blame] | 36 | #ifdef CONFIG_PARAVIRT_GUEST_ASM_CLOBBER_CHECK |
| 37 | # define PARAVIRT_POISON 0xdeadbeefbaadf00d |
| 38 | # define CLOBBER(clob) \ |
| 39 | ;; \ |
| 40 | movl clob = PARAVIRT_POISON; \ |
| 41 | ;; |
Isaku Yamahata | 41a6ba0 | 2008-10-17 11:17:43 +0900 | [diff] [blame] | 42 | # define CLOBBER_PRED(pred_clob) \ |
| 43 | ;; \ |
| 44 | cmp.eq pred_clob, p0 = r0, r0 \ |
| 45 | ;; |
Isaku Yamahata | e92e8c6 | 2008-05-19 22:13:36 +0900 | [diff] [blame] | 46 | #else |
Isaku Yamahata | 41a6ba0 | 2008-10-17 11:17:43 +0900 | [diff] [blame] | 47 | # define CLOBBER(clob) /* nothing */ |
| 48 | # define CLOBBER_PRED(pred_clob) /* nothing */ |
Isaku Yamahata | e92e8c6 | 2008-05-19 22:13:36 +0900 | [diff] [blame] | 49 | #endif |
| 50 | |
| 51 | #define MOV_FROM_IFA(reg) \ |
| 52 | mov reg = cr.ifa |
| 53 | |
| 54 | #define MOV_FROM_ITIR(reg) \ |
| 55 | mov reg = cr.itir |
| 56 | |
| 57 | #define MOV_FROM_ISR(reg) \ |
| 58 | mov reg = cr.isr |
| 59 | |
| 60 | #define MOV_FROM_IHA(reg) \ |
| 61 | mov reg = cr.iha |
| 62 | |
| 63 | #define MOV_FROM_IPSR(pred, reg) \ |
| 64 | (pred) mov reg = cr.ipsr |
| 65 | |
| 66 | #define MOV_FROM_IIM(reg) \ |
| 67 | mov reg = cr.iim |
| 68 | |
| 69 | #define MOV_FROM_IIP(reg) \ |
| 70 | mov reg = cr.iip |
| 71 | |
| 72 | #define MOV_FROM_IVR(reg, clob) \ |
| 73 | mov reg = cr.ivr \ |
| 74 | CLOBBER(clob) |
| 75 | |
| 76 | #define MOV_FROM_PSR(pred, reg, clob) \ |
| 77 | (pred) mov reg = psr \ |
| 78 | CLOBBER(clob) |
| 79 | |
Isaku Yamahata | 94752a7 | 2009-03-04 21:05:38 +0900 | [diff] [blame] | 80 | #define MOV_FROM_ITC(pred, pred_clob, reg, clob) \ |
| 81 | (pred) mov reg = ar.itc \ |
| 82 | CLOBBER(clob) \ |
| 83 | CLOBBER_PRED(pred_clob) |
| 84 | |
Isaku Yamahata | e92e8c6 | 2008-05-19 22:13:36 +0900 | [diff] [blame] | 85 | #define MOV_TO_IFA(reg, clob) \ |
| 86 | mov cr.ifa = reg \ |
| 87 | CLOBBER(clob) |
| 88 | |
| 89 | #define MOV_TO_ITIR(pred, reg, clob) \ |
| 90 | (pred) mov cr.itir = reg \ |
| 91 | CLOBBER(clob) |
| 92 | |
| 93 | #define MOV_TO_IHA(pred, reg, clob) \ |
| 94 | (pred) mov cr.iha = reg \ |
| 95 | CLOBBER(clob) |
| 96 | |
| 97 | #define MOV_TO_IPSR(pred, reg, clob) \ |
| 98 | (pred) mov cr.ipsr = reg \ |
| 99 | CLOBBER(clob) |
| 100 | |
| 101 | #define MOV_TO_IFS(pred, reg, clob) \ |
| 102 | (pred) mov cr.ifs = reg \ |
| 103 | CLOBBER(clob) |
| 104 | |
| 105 | #define MOV_TO_IIP(reg, clob) \ |
| 106 | mov cr.iip = reg \ |
| 107 | CLOBBER(clob) |
| 108 | |
| 109 | #define MOV_TO_KR(kr, reg, clob0, clob1) \ |
| 110 | mov IA64_KR(kr) = reg \ |
| 111 | CLOBBER(clob0) \ |
| 112 | CLOBBER(clob1) |
| 113 | |
| 114 | #define ITC_I(pred, reg, clob) \ |
| 115 | (pred) itc.i reg \ |
| 116 | CLOBBER(clob) |
| 117 | |
| 118 | #define ITC_D(pred, reg, clob) \ |
| 119 | (pred) itc.d reg \ |
| 120 | CLOBBER(clob) |
| 121 | |
| 122 | #define ITC_I_AND_D(pred_i, pred_d, reg, clob) \ |
| 123 | (pred_i) itc.i reg; \ |
| 124 | (pred_d) itc.d reg \ |
| 125 | CLOBBER(clob) |
| 126 | |
| 127 | #define THASH(pred, reg0, reg1, clob) \ |
| 128 | (pred) thash reg0 = reg1 \ |
| 129 | CLOBBER(clob) |
| 130 | |
| 131 | #define SSM_PSR_IC_AND_DEFAULT_BITS_AND_SRLZ_I(clob0, clob1) \ |
| 132 | ssm psr.ic | PSR_DEFAULT_BITS \ |
| 133 | CLOBBER(clob0) \ |
| 134 | CLOBBER(clob1) \ |
| 135 | ;; \ |
| 136 | srlz.i /* guarantee that interruption collectin is on */ \ |
| 137 | ;; |
| 138 | |
| 139 | #define SSM_PSR_IC_AND_SRLZ_D(clob0, clob1) \ |
| 140 | ssm psr.ic \ |
| 141 | CLOBBER(clob0) \ |
| 142 | CLOBBER(clob1) \ |
| 143 | ;; \ |
| 144 | srlz.d |
| 145 | |
| 146 | #define RSM_PSR_IC(clob) \ |
| 147 | rsm psr.ic \ |
| 148 | CLOBBER(clob) |
| 149 | |
| 150 | #define SSM_PSR_I(pred, pred_clob, clob) \ |
| 151 | (pred) ssm psr.i \ |
Isaku Yamahata | 41a6ba0 | 2008-10-17 11:17:43 +0900 | [diff] [blame] | 152 | CLOBBER(clob) \ |
| 153 | CLOBBER_PRED(pred_clob) |
Isaku Yamahata | e92e8c6 | 2008-05-19 22:13:36 +0900 | [diff] [blame] | 154 | |
| 155 | #define RSM_PSR_I(pred, clob0, clob1) \ |
| 156 | (pred) rsm psr.i \ |
| 157 | CLOBBER(clob0) \ |
| 158 | CLOBBER(clob1) |
| 159 | |
| 160 | #define RSM_PSR_I_IC(clob0, clob1, clob2) \ |
| 161 | rsm psr.i | psr.ic \ |
| 162 | CLOBBER(clob0) \ |
| 163 | CLOBBER(clob1) \ |
| 164 | CLOBBER(clob2) |
| 165 | |
| 166 | #define RSM_PSR_DT \ |
| 167 | rsm psr.dt |
| 168 | |
Isaku Yamahata | c431251 | 2009-03-04 21:05:45 +0900 | [diff] [blame] | 169 | #define RSM_PSR_BE_I(clob0, clob1) \ |
| 170 | rsm psr.be | psr.i \ |
| 171 | CLOBBER(clob0) \ |
| 172 | CLOBBER(clob1) |
| 173 | |
Isaku Yamahata | e92e8c6 | 2008-05-19 22:13:36 +0900 | [diff] [blame] | 174 | #define SSM_PSR_DT_AND_SRLZ_I \ |
| 175 | ssm psr.dt \ |
| 176 | ;; \ |
| 177 | srlz.i |
| 178 | |
| 179 | #define BSW_0(clob0, clob1, clob2) \ |
| 180 | bsw.0 \ |
| 181 | CLOBBER(clob0) \ |
| 182 | CLOBBER(clob1) \ |
| 183 | CLOBBER(clob2) |
| 184 | |
| 185 | #define BSW_1(clob0, clob1) \ |
| 186 | bsw.1 \ |
| 187 | CLOBBER(clob0) \ |
| 188 | CLOBBER(clob1) |
| 189 | |
| 190 | #define COVER \ |
| 191 | cover |
| 192 | |
| 193 | #define RFI \ |
| 194 | rfi |