1# Copyright (c) 2007 The Hewlett-Packard Development Company 2# All rights reserved. 3# 4# Redistribution and use of this software in source and binary forms, 5# with or without modification, are permitted provided that the 6# following conditions are met: 7# 8# The software must be used only for Non-Commercial Use which means any 9# use which is NOT directed to receiving any direct monetary 10# compensation for, or commercial advantage from such use. Illustrative 11# examples of non-commercial use are academic research, personal study, 12# teaching, education and corporate research & development. 13# Illustrative examples of commercial use are distributing products for 14# commercial advantage and providing services using the software for 15# commercial advantage. 16# 17# If you wish to use this software or functionality therein that may be 18# covered by patents for commercial use, please contact: 19# Director of Intellectual Property Licensing 20# Office of Strategy and Technology 21# Hewlett-Packard Company 22# 1501 Page Mill Road 23# Palo Alto, California 94304 24# 25# Redistributions of source code must retain the above copyright notice, 26# this list of conditions and the following disclaimer. Redistributions 27# in binary form must reproduce the above copyright notice, this list of 28# conditions and the following disclaimer in the documentation and/or 29# other materials provided with the distribution. Neither the name of 30# the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its 31# contributors may be used to endorse or promote products derived from 32# this software without specific prior written permission. No right of 33# sublicense is granted herewith. Derivatives of the software and 34# output created using the software may be prepared, but only for 35# Non-Commercial Uses. Derivatives of the software may be shared with 36# others provided: (i) the others agree to abide by the list of 37# conditions herein which includes the Non-Commercial Use restrictions; 38# and (ii) such Derivatives of the software include the above copyright 39# notice to acknowledge the contribution from this software where 40# applicable, this list of conditions and the disclaimer below. 41# 42# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 43# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 44# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 45# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 46# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 47# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 48# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 49# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 50# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 51# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 52# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 53# 54# Authors: Gabe Black 55 56microcode = ''' 57def macroop BT_R_I { 58 sexti t0, reg, imm, flags=(CF,) 59}; 60 61def macroop BT_M_I {
| 1# Copyright (c) 2007 The Hewlett-Packard Development Company 2# All rights reserved. 3# 4# Redistribution and use of this software in source and binary forms, 5# with or without modification, are permitted provided that the 6# following conditions are met: 7# 8# The software must be used only for Non-Commercial Use which means any 9# use which is NOT directed to receiving any direct monetary 10# compensation for, or commercial advantage from such use. Illustrative 11# examples of non-commercial use are academic research, personal study, 12# teaching, education and corporate research & development. 13# Illustrative examples of commercial use are distributing products for 14# commercial advantage and providing services using the software for 15# commercial advantage. 16# 17# If you wish to use this software or functionality therein that may be 18# covered by patents for commercial use, please contact: 19# Director of Intellectual Property Licensing 20# Office of Strategy and Technology 21# Hewlett-Packard Company 22# 1501 Page Mill Road 23# Palo Alto, California 94304 24# 25# Redistributions of source code must retain the above copyright notice, 26# this list of conditions and the following disclaimer. Redistributions 27# in binary form must reproduce the above copyright notice, this list of 28# conditions and the following disclaimer in the documentation and/or 29# other materials provided with the distribution. Neither the name of 30# the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its 31# contributors may be used to endorse or promote products derived from 32# this software without specific prior written permission. No right of 33# sublicense is granted herewith. Derivatives of the software and 34# output created using the software may be prepared, but only for 35# Non-Commercial Uses. Derivatives of the software may be shared with 36# others provided: (i) the others agree to abide by the list of 37# conditions herein which includes the Non-Commercial Use restrictions; 38# and (ii) such Derivatives of the software include the above copyright 39# notice to acknowledge the contribution from this software where 40# applicable, this list of conditions and the disclaimer below. 41# 42# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 43# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 44# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 45# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 46# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 47# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 48# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 49# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 50# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 51# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 52# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 53# 54# Authors: Gabe Black 55 56microcode = ''' 57def macroop BT_R_I { 58 sexti t0, reg, imm, flags=(CF,) 59}; 60 61def macroop BT_M_I {
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62 limm t1, imm
| 62 limm t1, imm, dataSize=asz
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63 # This fudges just a tiny bit, but it's reasonable to expect the 64 # microcode generation logic to have the log of the various sizes 65 # floating around as well.
| 63 # This fudges just a tiny bit, but it's reasonable to expect the 64 # microcode generation logic to have the log of the various sizes 65 # floating around as well.
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66 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)" 67 add t2, t2, base
| 66 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 67 dataSize=asz 68 add t2, t2, base, dataSize=asz
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68 ld t1, seg, [scale, index, t2], disp 69 sexti t0, t1, imm, flags=(CF,) 70}; 71 72def macroop BT_P_I { 73 rdip t7
| 69 ld t1, seg, [scale, index, t2], disp 70 sexti t0, t1, imm, flags=(CF,) 71}; 72 73def macroop BT_P_I { 74 rdip t7
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74 limm t1, imm 75 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)"
| 75 limm t1, imm, dataSize=asz 76 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 77 dataSize=asz
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76 ld t1, seg, [1, t2, t7] 77 sexti t0, t1, imm, flags=(CF,) 78}; 79 80def macroop BT_R_R { 81 sext t0, reg, regm, flags=(CF,) 82}; 83 84def macroop BT_M_R {
| 78 ld t1, seg, [1, t2, t7] 79 sexti t0, t1, imm, flags=(CF,) 80}; 81 82def macroop BT_R_R { 83 sext t0, reg, regm, flags=(CF,) 84}; 85 86def macroop BT_M_R {
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85 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)" 86 add t2, t2, base
| 87 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 88 dataSize=asz 89 add t2, t2, base, dataSize=asz
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87 ld t1, seg, [scale, index, t2], disp 88 sext t0, t1, reg, flags=(CF,) 89}; 90 91def macroop BT_P_R { 92 rdip t7
| 90 ld t1, seg, [scale, index, t2], disp 91 sext t0, t1, reg, flags=(CF,) 92}; 93 94def macroop BT_P_R { 95 rdip t7
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93 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)"
| 96 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 97 dataSize=asz
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94 ld t1, seg, [1, t2, t7] 95 sext t0, t1, reg, flags=(CF,) 96}; 97 98def macroop BTC_R_I { 99 sexti t0, reg, imm, flags=(CF,) 100 limm t1, 1 101 roli t1, t1, imm 102 xor reg, reg, t1 103}; 104 105def macroop BTC_M_I {
| 98 ld t1, seg, [1, t2, t7] 99 sext t0, t1, reg, flags=(CF,) 100}; 101 102def macroop BTC_R_I { 103 sexti t0, reg, imm, flags=(CF,) 104 limm t1, 1 105 roli t1, t1, imm 106 xor reg, reg, t1 107}; 108 109def macroop BTC_M_I {
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106 limm t1, imm
| 110 limm t1, imm, dataSize=asz
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107 # This fudges just a tiny bit, but it's reasonable to expect the 108 # microcode generation logic to have the log of the various sizes 109 # floating around as well.
| 111 # This fudges just a tiny bit, but it's reasonable to expect the 112 # microcode generation logic to have the log of the various sizes 113 # floating around as well.
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110 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)" 111 add t2, t2, base
| 114 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 115 dataSize=asz 116 add t2, t2, base, dataSize=asz
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112 limm t3, 1 113 roli t3, t3, imm 114 ldst t1, seg, [scale, index, t2], disp 115 sexti t0, t1, imm, flags=(CF,) 116 xor t1, t1, t3 117 st t1, seg, [scale, index, t2], disp 118}; 119 120def macroop BTC_P_I {
| 117 limm t3, 1 118 roli t3, t3, imm 119 ldst t1, seg, [scale, index, t2], disp 120 sexti t0, t1, imm, flags=(CF,) 121 xor t1, t1, t3 122 st t1, seg, [scale, index, t2], disp 123}; 124 125def macroop BTC_P_I {
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121 rdip t7 122 limm t1, imm 123 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)"
| 126 rdip t7, dataSize=asz 127 limm t1, imm, dataSize=asz 128 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 129 dataSize=asz
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124 limm t3, 1 125 roli t3, t3, imm 126 ldst t1, seg, [1, t2, t7] 127 sexti t0, t1, imm, flags=(CF,) 128 xor t1, t1, t3 129 st t1, seg, [1, t2, t7], disp 130}; 131 132def macroop BTC_R_R { 133 sext t0, reg, regm, flags=(CF,) 134 limm t1, 1 135 rol t1, t1, regm 136 xor reg, reg, t1 137}; 138 139def macroop BTC_M_R {
| 130 limm t3, 1 131 roli t3, t3, imm 132 ldst t1, seg, [1, t2, t7] 133 sexti t0, t1, imm, flags=(CF,) 134 xor t1, t1, t3 135 st t1, seg, [1, t2, t7], disp 136}; 137 138def macroop BTC_R_R { 139 sext t0, reg, regm, flags=(CF,) 140 limm t1, 1 141 rol t1, t1, regm 142 xor reg, reg, t1 143}; 144 145def macroop BTC_M_R {
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140 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)" 141 add t2, t2, base
| 146 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 147 dataSize=asz 148 add t2, t2, base, dataSize=asz
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142 limm t3, 1 143 rol t3, t3, reg 144 ldst t1, seg, [scale, index, t2], disp 145 sext t0, t1, reg, flags=(CF,) 146 xor t1, t1, t3 147 st t1, seg, [scale, index, t2], disp 148}; 149 150def macroop BTC_P_R {
| 149 limm t3, 1 150 rol t3, t3, reg 151 ldst t1, seg, [scale, index, t2], disp 152 sext t0, t1, reg, flags=(CF,) 153 xor t1, t1, t3 154 st t1, seg, [scale, index, t2], disp 155}; 156 157def macroop BTC_P_R {
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151 rdip t7 152 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)"
| 158 rdip t7, dataSize=asz 159 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 160 dataSize=asz
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153 limm t3, 1 154 rol t3, t3, reg 155 ldst t1, seg, [1, t2, t7] 156 sext t0, t1, reg, flags=(CF,) 157 xor t1, t1, t3 158 st t1, seg, [1, t2, t7], disp 159}; 160 161def macroop BTR_R_I { 162 sexti t0, reg, imm, flags=(CF,) 163 limm t1, "(uint64_t(-(2ULL)))" 164 roli t1, t1, imm 165 and reg, reg, t1 166}; 167 168def macroop BTR_M_I {
| 161 limm t3, 1 162 rol t3, t3, reg 163 ldst t1, seg, [1, t2, t7] 164 sext t0, t1, reg, flags=(CF,) 165 xor t1, t1, t3 166 st t1, seg, [1, t2, t7], disp 167}; 168 169def macroop BTR_R_I { 170 sexti t0, reg, imm, flags=(CF,) 171 limm t1, "(uint64_t(-(2ULL)))" 172 roli t1, t1, imm 173 and reg, reg, t1 174}; 175 176def macroop BTR_M_I {
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169 limm t1, imm
| 177 limm t1, imm, dataSize=asz
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170 # This fudges just a tiny bit, but it's reasonable to expect the 171 # microcode generation logic to have the log of the various sizes 172 # floating around as well.
| 178 # This fudges just a tiny bit, but it's reasonable to expect the 179 # microcode generation logic to have the log of the various sizes 180 # floating around as well.
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173 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)" 174 add t2, t2, base
| 181 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 182 dataSize=asz 183 add t2, t2, base, dataSize=asz
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175 limm t3, "(uint64_t(-(2ULL)))" 176 roli t3, t3, imm 177 ldst t1, seg, [scale, index, t2], disp 178 sexti t0, t1, imm, flags=(CF,) 179 and t1, t1, t3 180 st t1, seg, [scale, index, t2], disp 181}; 182 183def macroop BTR_P_I {
| 184 limm t3, "(uint64_t(-(2ULL)))" 185 roli t3, t3, imm 186 ldst t1, seg, [scale, index, t2], disp 187 sexti t0, t1, imm, flags=(CF,) 188 and t1, t1, t3 189 st t1, seg, [scale, index, t2], disp 190}; 191 192def macroop BTR_P_I {
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184 rdip t7 185 limm t1, imm 186 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)"
| 193 rdip t7, dataSize=asz 194 limm t1, imm, dataSize=asz 195 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 196 dataSize=asz
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187 limm t3, "(uint64_t(-(2ULL)))" 188 roli t3, t3, imm 189 ldst t1, seg, [1, t2, t7] 190 sexti t0, t1, imm, flags=(CF,) 191 and t1, t1, t3 192 st t1, seg, [1, t2, t7], disp 193}; 194 195def macroop BTR_R_R { 196 sext t0, reg, regm, flags=(CF,) 197 limm t1, "(uint64_t(-(2ULL)))" 198 rol t1, t1, regm 199 and reg, reg, t1 200}; 201 202def macroop BTR_M_R {
| 197 limm t3, "(uint64_t(-(2ULL)))" 198 roli t3, t3, imm 199 ldst t1, seg, [1, t2, t7] 200 sexti t0, t1, imm, flags=(CF,) 201 and t1, t1, t3 202 st t1, seg, [1, t2, t7], disp 203}; 204 205def macroop BTR_R_R { 206 sext t0, reg, regm, flags=(CF,) 207 limm t1, "(uint64_t(-(2ULL)))" 208 rol t1, t1, regm 209 and reg, reg, t1 210}; 211 212def macroop BTR_M_R {
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203 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)" 204 add t2, t2, base
| 213 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 214 dataSize=asz 215 add t2, t2, base, dataSize=asz
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205 limm t3, "(uint64_t(-(2ULL)))" 206 rol t3, t3, reg 207 ldst t1, seg, [scale, index, t2], disp 208 sext t0, t1, reg, flags=(CF,) 209 and t1, t1, t3 210 st t1, seg, [scale, index, t2], disp 211}; 212 213def macroop BTR_P_R {
| 216 limm t3, "(uint64_t(-(2ULL)))" 217 rol t3, t3, reg 218 ldst t1, seg, [scale, index, t2], disp 219 sext t0, t1, reg, flags=(CF,) 220 and t1, t1, t3 221 st t1, seg, [scale, index, t2], disp 222}; 223 224def macroop BTR_P_R {
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214 rdip t7 215 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)"
| 225 rdip t7, dataSize=asz 226 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 227 dataSize=asz
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216 limm t3, "(uint64_t(-(2ULL)))" 217 rol t3, t3, reg 218 ldst t1, seg, [1, t2, t7] 219 sext t0, t1, reg, flags=(CF,) 220 and t1, t1, t3 221 st t1, seg, [1, t2, t7], disp 222}; 223 224def macroop BTS_R_I { 225 sexti t0, reg, imm, flags=(CF,) 226 limm t1, 1 227 roli t1, t1, imm 228 or reg, reg, t1 229}; 230 231def macroop BTS_M_I {
| 228 limm t3, "(uint64_t(-(2ULL)))" 229 rol t3, t3, reg 230 ldst t1, seg, [1, t2, t7] 231 sext t0, t1, reg, flags=(CF,) 232 and t1, t1, t3 233 st t1, seg, [1, t2, t7], disp 234}; 235 236def macroop BTS_R_I { 237 sexti t0, reg, imm, flags=(CF,) 238 limm t1, 1 239 roli t1, t1, imm 240 or reg, reg, t1 241}; 242 243def macroop BTS_M_I {
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232 limm t1, imm
| 244 limm t1, imm, dataSize=asz
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233 # This fudges just a tiny bit, but it's reasonable to expect the 234 # microcode generation logic to have the log of the various sizes 235 # floating around as well.
| 245 # This fudges just a tiny bit, but it's reasonable to expect the 246 # microcode generation logic to have the log of the various sizes 247 # floating around as well.
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236 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)" 237 add t2, t2, base
| 248 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 249 dataSize=asz 250 add t2, t2, base, dataSize=asz
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238 limm t3, 1 239 roli t3, t3, imm 240 ldst t1, seg, [scale, index, t2], disp 241 sexti t0, t1, imm, flags=(CF,) 242 or t1, t1, t3 243 st t1, seg, [scale, index, t2], disp 244}; 245 246def macroop BTS_P_I {
| 251 limm t3, 1 252 roli t3, t3, imm 253 ldst t1, seg, [scale, index, t2], disp 254 sexti t0, t1, imm, flags=(CF,) 255 or t1, t1, t3 256 st t1, seg, [scale, index, t2], disp 257}; 258 259def macroop BTS_P_I {
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247 rdip t7 248 limm t1, imm 249 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)"
| 260 rdip t7, dataSize=asz 261 limm t1, imm, dataSize=asz 262 srai t2, t1, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 263 dataSize=asz
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250 limm t3, 1 251 roli t3, t3, imm 252 ldst t1, seg, [1, t2, t7] 253 sexti t0, t1, imm, flags=(CF,) 254 or t1, t1, t3 255 st t1, seg, [1, t2, t7], disp 256}; 257 258def macroop BTS_R_R { 259 sext t0, reg, regm, flags=(CF,) 260 limm t1, 1 261 rol t1, t1, regm 262 or reg, reg, t1 263}; 264 265def macroop BTS_M_R {
| 264 limm t3, 1 265 roli t3, t3, imm 266 ldst t1, seg, [1, t2, t7] 267 sexti t0, t1, imm, flags=(CF,) 268 or t1, t1, t3 269 st t1, seg, [1, t2, t7], disp 270}; 271 272def macroop BTS_R_R { 273 sext t0, reg, regm, flags=(CF,) 274 limm t1, 1 275 rol t1, t1, regm 276 or reg, reg, t1 277}; 278 279def macroop BTS_M_R {
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266 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)" 267 add t2, t2, base
| 280 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 281 dataSize=asz 282 add t2, t2, base, dataSize=asz
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268 limm t3, 1 269 rol t3, t3, reg 270 ldst t1, seg, [scale, index, t2], disp 271 sext t0, t1, reg, flags=(CF,) 272 or t1, t1, t3 273 st t1, seg, [scale, index, t2], disp 274}; 275 276def macroop BTS_P_R {
| 283 limm t3, 1 284 rol t3, t3, reg 285 ldst t1, seg, [scale, index, t2], disp 286 sext t0, t1, reg, flags=(CF,) 287 or t1, t1, t3 288 st t1, seg, [scale, index, t2], disp 289}; 290 291def macroop BTS_P_R {
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277 rdip t7 278 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)"
| 292 rdip t7, dataSize=asz 293 srai t2, reg, "(env.dataSize == 8) ? 3 : ((env.dataSize == 4) ? 2 : 1)", \ 294 dataSize=asz
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279 limm t3, 1 280 rol t3, t3, reg 281 ldst t1, seg, [1, t2, t7] 282 sext t0, t1, reg, flags=(CF,) 283 or t1, t1, t3 284 st t1, seg, [1, t2, t7], disp 285}; 286'''
| 295 limm t3, 1 296 rol t3, t3, reg 297 ldst t1, seg, [1, t2, t7] 298 sext t0, t1, reg, flags=(CF,) 299 or t1, t1, t3 300 st t1, seg, [1, t2, t7], disp 301}; 302'''
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