github.com/riscv/riscv-go@v0.0.0-20200123204226-124ebd6fcc8e/src/cmd/compile/internal/amd64/prog.go (about) 1 // Copyright 2013 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 package amd64 6 7 import ( 8 "cmd/compile/internal/gc" 9 "cmd/internal/obj" 10 "cmd/internal/obj/x86" 11 ) 12 13 const ( 14 LeftRdwr uint32 = gc.LeftRead | gc.LeftWrite 15 RightRdwr uint32 = gc.RightRead | gc.RightWrite 16 ) 17 18 // This table gives the basic information about instruction 19 // generated by the compiler and processed in the optimizer. 20 // See opt.h for bit definitions. 21 // 22 // Instructions not generated need not be listed. 23 // As an exception to that rule, we typically write down all the 24 // size variants of an operation even if we just use a subset. 25 var progtable = [x86.ALAST & obj.AMask]gc.ProgInfo{ 26 obj.ATYPE: {Flags: gc.Pseudo | gc.Skip}, 27 obj.ATEXT: {Flags: gc.Pseudo}, 28 obj.AFUNCDATA: {Flags: gc.Pseudo}, 29 obj.APCDATA: {Flags: gc.Pseudo}, 30 obj.AUNDEF: {Flags: gc.Break}, 31 obj.AUSEFIELD: {Flags: gc.OK}, 32 obj.AVARDEF: {Flags: gc.Pseudo | gc.RightWrite}, 33 obj.AVARKILL: {Flags: gc.Pseudo | gc.RightWrite}, 34 obj.AVARLIVE: {Flags: gc.Pseudo | gc.LeftRead}, 35 36 // NOP is an internal no-op that also stands 37 // for USED and SET annotations, not the Intel opcode. 38 obj.ANOP: {Flags: gc.LeftRead | gc.RightWrite}, 39 x86.AADCL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.SetCarry | gc.UseCarry}, 40 x86.AADCQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.SetCarry | gc.UseCarry}, 41 x86.AADCW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.SetCarry | gc.UseCarry}, 42 x86.AADDB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.SetCarry}, 43 x86.AADDL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.SetCarry}, 44 x86.AADDW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.SetCarry}, 45 x86.AADDQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.SetCarry}, 46 x86.AADDSD & obj.AMask: {Flags: gc.SizeD | gc.LeftRead | RightRdwr}, 47 x86.AADDSS & obj.AMask: {Flags: gc.SizeF | gc.LeftRead | RightRdwr}, 48 x86.AANDB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.SetCarry}, 49 x86.AANDL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.SetCarry}, 50 x86.AANDQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.SetCarry}, 51 x86.AANDW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.SetCarry}, 52 53 x86.ABSFL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightWrite | gc.SetCarry}, 54 x86.ABSFQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightWrite | gc.SetCarry}, 55 x86.ABSFW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | gc.RightWrite | gc.SetCarry}, 56 x86.ABSRL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightWrite | gc.SetCarry}, 57 x86.ABSRQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightWrite | gc.SetCarry}, 58 x86.ABSRW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | gc.RightWrite | gc.SetCarry}, 59 x86.ABSWAPL & obj.AMask: {Flags: gc.SizeL | RightRdwr}, 60 x86.ABSWAPQ & obj.AMask: {Flags: gc.SizeQ | RightRdwr}, 61 62 obj.ACALL & obj.AMask: {Flags: gc.RightAddr | gc.Call | gc.KillCarry}, 63 x86.ACDQ & obj.AMask: {Flags: gc.OK}, 64 x86.ACQO & obj.AMask: {Flags: gc.OK}, 65 x86.ACWD & obj.AMask: {Flags: gc.OK}, 66 x86.ACLD & obj.AMask: {Flags: gc.OK}, 67 x86.ASTD & obj.AMask: {Flags: gc.OK}, 68 69 x86.ACMOVLEQ & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.UseCarry}, 70 x86.ACMOVLNE & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.UseCarry}, 71 x86.ACMOVQEQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.UseCarry}, 72 x86.ACMOVQNE & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.UseCarry}, 73 x86.ACMOVWEQ & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.UseCarry}, 74 x86.ACMOVWNE & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.UseCarry}, 75 76 x86.ACMPB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | gc.RightRead | gc.SetCarry}, 77 x86.ACMPL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightRead | gc.SetCarry}, 78 x86.ACMPQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightRead | gc.SetCarry}, 79 x86.ACMPW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | gc.RightRead | gc.SetCarry}, 80 x86.ACMPXCHGL & obj.AMask: {Flags: gc.SizeL | LeftRdwr | RightRdwr | gc.SetCarry}, 81 x86.ACMPXCHGQ & obj.AMask: {Flags: gc.SizeQ | LeftRdwr | RightRdwr | gc.SetCarry}, 82 x86.ACOMISD & obj.AMask: {Flags: gc.SizeD | gc.LeftRead | gc.RightRead | gc.SetCarry}, 83 x86.ACOMISS & obj.AMask: {Flags: gc.SizeF | gc.LeftRead | gc.RightRead | gc.SetCarry}, 84 x86.ACVTSD2SL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightWrite | gc.Conv}, 85 x86.ACVTSD2SQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightWrite | gc.Conv}, 86 x86.ACVTSD2SS & obj.AMask: {Flags: gc.SizeF | gc.LeftRead | gc.RightWrite | gc.Conv}, 87 x86.ACVTSL2SD & obj.AMask: {Flags: gc.SizeD | gc.LeftRead | gc.RightWrite | gc.Conv}, 88 x86.ACVTSL2SS & obj.AMask: {Flags: gc.SizeF | gc.LeftRead | gc.RightWrite | gc.Conv}, 89 x86.ACVTSQ2SD & obj.AMask: {Flags: gc.SizeD | gc.LeftRead | gc.RightWrite | gc.Conv}, 90 x86.ACVTSQ2SS & obj.AMask: {Flags: gc.SizeF | gc.LeftRead | gc.RightWrite | gc.Conv}, 91 x86.ACVTSS2SD & obj.AMask: {Flags: gc.SizeD | gc.LeftRead | gc.RightWrite | gc.Conv}, 92 x86.ACVTSS2SL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightWrite | gc.Conv}, 93 x86.ACVTSS2SQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightWrite | gc.Conv}, 94 x86.ACVTTSD2SL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightWrite | gc.Conv}, 95 x86.ACVTTSD2SQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightWrite | gc.Conv}, 96 x86.ACVTTSS2SL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightWrite | gc.Conv}, 97 x86.ACVTTSS2SQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightWrite | gc.Conv}, 98 x86.ADECB & obj.AMask: {Flags: gc.SizeB | RightRdwr}, 99 x86.ADECL & obj.AMask: {Flags: gc.SizeL | RightRdwr}, 100 x86.ADECQ & obj.AMask: {Flags: gc.SizeQ | RightRdwr}, 101 x86.ADECW & obj.AMask: {Flags: gc.SizeW | RightRdwr}, 102 x86.ADIVB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | gc.SetCarry}, 103 x86.ADIVL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.SetCarry}, 104 x86.ADIVQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.SetCarry}, 105 x86.ADIVW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | gc.SetCarry}, 106 x86.ADIVSD & obj.AMask: {Flags: gc.SizeD | gc.LeftRead | RightRdwr}, 107 x86.ADIVSS & obj.AMask: {Flags: gc.SizeF | gc.LeftRead | RightRdwr}, 108 x86.AIDIVB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | gc.SetCarry}, 109 x86.AIDIVL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.SetCarry}, 110 x86.AIDIVQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.SetCarry}, 111 x86.AIDIVW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | gc.SetCarry}, 112 x86.AIMULB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | gc.SetCarry}, 113 x86.AIMULL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.ImulAXDX | gc.SetCarry}, 114 x86.AIMULQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.ImulAXDX | gc.SetCarry}, 115 x86.AIMULW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | gc.ImulAXDX | gc.SetCarry}, 116 x86.AINCB & obj.AMask: {Flags: gc.SizeB | RightRdwr}, 117 x86.AINCL & obj.AMask: {Flags: gc.SizeL | RightRdwr}, 118 x86.AINCQ & obj.AMask: {Flags: gc.SizeQ | RightRdwr}, 119 x86.AINCW & obj.AMask: {Flags: gc.SizeW | RightRdwr}, 120 x86.AJCC & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 121 x86.AJCS & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 122 x86.AJEQ & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 123 x86.AJGE & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 124 x86.AJGT & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 125 x86.AJHI & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 126 x86.AJLE & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 127 x86.AJLS & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 128 x86.AJLT & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 129 x86.AJMI & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 130 x86.AJNE & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 131 x86.AJOC & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 132 x86.AJOS & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 133 x86.AJPC & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 134 x86.AJPL & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 135 x86.AJPS & obj.AMask: {Flags: gc.Cjmp | gc.UseCarry}, 136 obj.AJMP & obj.AMask: {Flags: gc.Jump | gc.Break | gc.KillCarry}, 137 x86.ALEAW & obj.AMask: {Flags: gc.LeftAddr | gc.RightWrite}, 138 x86.ALEAL & obj.AMask: {Flags: gc.LeftAddr | gc.RightWrite}, 139 x86.ALEAQ & obj.AMask: {Flags: gc.LeftAddr | gc.RightWrite}, 140 x86.ALOCK & obj.AMask: {Flags: gc.OK}, 141 x86.AMOVBLSX & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightWrite | gc.Conv}, 142 x86.AMOVBLZX & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightWrite | gc.Conv}, 143 x86.AMOVBQSX & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightWrite | gc.Conv}, 144 x86.AMOVBQZX & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightWrite | gc.Conv}, 145 x86.AMOVBWSX & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | gc.RightWrite | gc.Conv}, 146 x86.AMOVBWZX & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | gc.RightWrite | gc.Conv}, 147 x86.AMOVLQSX & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightWrite | gc.Conv}, 148 x86.AMOVLQZX & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightWrite | gc.Conv}, 149 x86.AMOVWLSX & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightWrite | gc.Conv}, 150 x86.AMOVWLZX & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightWrite | gc.Conv}, 151 x86.AMOVWQSX & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightWrite | gc.Conv}, 152 x86.AMOVWQZX & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightWrite | gc.Conv}, 153 x86.AMOVQL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightWrite | gc.Conv}, 154 x86.AMOVB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | gc.RightWrite | gc.Move}, 155 x86.AMOVL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightWrite | gc.Move}, 156 x86.AMOVQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightWrite | gc.Move}, 157 x86.AMOVW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | gc.RightWrite | gc.Move}, 158 x86.AMOVUPS & obj.AMask: {Flags: gc.LeftRead | gc.RightWrite | gc.Move}, 159 x86.AMOVSB & obj.AMask: {Flags: gc.OK}, 160 x86.AMOVSL & obj.AMask: {Flags: gc.OK}, 161 x86.AMOVSQ & obj.AMask: {Flags: gc.OK}, 162 x86.AMOVSW & obj.AMask: {Flags: gc.OK}, 163 obj.ADUFFCOPY & obj.AMask: {Flags: gc.OK}, 164 x86.AMOVSD & obj.AMask: {Flags: gc.SizeD | gc.LeftRead | gc.RightWrite | gc.Move}, 165 x86.AMOVSS & obj.AMask: {Flags: gc.SizeF | gc.LeftRead | gc.RightWrite | gc.Move}, 166 167 // We use&obj.AMask MOVAPD as a faster synonym for MOVSD. 168 x86.AMOVAPD & obj.AMask: {Flags: gc.SizeD | gc.LeftRead | gc.RightWrite | gc.Move}, 169 x86.AMULB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | gc.SetCarry}, 170 x86.AMULL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.SetCarry}, 171 x86.AMULQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.SetCarry}, 172 x86.AMULW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | gc.SetCarry}, 173 x86.AMULSD & obj.AMask: {Flags: gc.SizeD | gc.LeftRead | RightRdwr}, 174 x86.AMULSS & obj.AMask: {Flags: gc.SizeF | gc.LeftRead | RightRdwr}, 175 x86.ANEGB & obj.AMask: {Flags: gc.SizeB | RightRdwr | gc.SetCarry}, 176 x86.ANEGL & obj.AMask: {Flags: gc.SizeL | RightRdwr | gc.SetCarry}, 177 x86.ANEGQ & obj.AMask: {Flags: gc.SizeQ | RightRdwr | gc.SetCarry}, 178 x86.ANEGW & obj.AMask: {Flags: gc.SizeW | RightRdwr | gc.SetCarry}, 179 x86.ANOTB & obj.AMask: {Flags: gc.SizeB | RightRdwr}, 180 x86.ANOTL & obj.AMask: {Flags: gc.SizeL | RightRdwr}, 181 x86.ANOTQ & obj.AMask: {Flags: gc.SizeQ | RightRdwr}, 182 x86.ANOTW & obj.AMask: {Flags: gc.SizeW | RightRdwr}, 183 x86.AORB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.SetCarry}, 184 x86.AORL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.SetCarry}, 185 x86.AORQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.SetCarry}, 186 x86.AORW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.SetCarry}, 187 x86.APOPQ & obj.AMask: {Flags: gc.SizeQ | gc.RightWrite}, 188 x86.APUSHQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead}, 189 x86.APXOR & obj.AMask: {Flags: gc.SizeD | gc.LeftRead | RightRdwr}, 190 x86.ARCLB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry | gc.UseCarry}, 191 x86.ARCLL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry | gc.UseCarry}, 192 x86.ARCLQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry | gc.UseCarry}, 193 x86.ARCLW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry | gc.UseCarry}, 194 x86.ARCRB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry | gc.UseCarry}, 195 x86.ARCRL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry | gc.UseCarry}, 196 x86.ARCRQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry | gc.UseCarry}, 197 x86.ARCRW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry | gc.UseCarry}, 198 x86.AREP & obj.AMask: {Flags: gc.OK}, 199 x86.AREPN & obj.AMask: {Flags: gc.OK}, 200 obj.ARET & obj.AMask: {Flags: gc.Break | gc.KillCarry}, 201 x86.AROLB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 202 x86.AROLL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 203 x86.AROLQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 204 x86.AROLW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 205 x86.ARORB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 206 x86.ARORL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 207 x86.ARORQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 208 x86.ARORW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 209 x86.ASALB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 210 x86.ASALL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 211 x86.ASALQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 212 x86.ASALW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 213 x86.ASARB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 214 x86.ASARL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 215 x86.ASARQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 216 x86.ASARW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 217 x86.ASBBB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.SetCarry | gc.UseCarry}, 218 x86.ASBBL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.SetCarry | gc.UseCarry}, 219 x86.ASBBQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.SetCarry | gc.UseCarry}, 220 x86.ASBBW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.SetCarry | gc.UseCarry}, 221 x86.ASETCC & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 222 x86.ASETCS & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 223 x86.ASETEQ & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 224 x86.ASETGE & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 225 x86.ASETGT & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 226 x86.ASETHI & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 227 x86.ASETLE & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 228 x86.ASETLS & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 229 x86.ASETLT & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 230 x86.ASETMI & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 231 x86.ASETNE & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 232 x86.ASETOC & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 233 x86.ASETOS & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 234 x86.ASETPC & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 235 x86.ASETPL & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 236 x86.ASETPS & obj.AMask: {Flags: gc.SizeB | gc.RightWrite | gc.UseCarry}, 237 x86.ASHLB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 238 x86.ASHLL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 239 x86.ASHLQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 240 x86.ASHLW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 241 x86.ASHRB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 242 x86.ASHRL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 243 x86.ASHRQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 244 x86.ASHRW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.ShiftCX | gc.SetCarry}, 245 x86.ASQRTSD & obj.AMask: {Flags: gc.SizeD | gc.LeftRead | RightRdwr}, 246 x86.ASTOSB & obj.AMask: {Flags: gc.OK}, 247 x86.ASTOSL & obj.AMask: {Flags: gc.OK}, 248 x86.ASTOSQ & obj.AMask: {Flags: gc.OK}, 249 x86.ASTOSW & obj.AMask: {Flags: gc.OK}, 250 obj.ADUFFZERO & obj.AMask: {Flags: gc.OK}, 251 x86.ASUBB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.SetCarry}, 252 x86.ASUBL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.SetCarry}, 253 x86.ASUBQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.SetCarry}, 254 x86.ASUBW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.SetCarry}, 255 x86.ASUBSD & obj.AMask: {Flags: gc.SizeD | gc.LeftRead | RightRdwr}, 256 x86.ASUBSS & obj.AMask: {Flags: gc.SizeF | gc.LeftRead | RightRdwr}, 257 x86.ATESTB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | gc.RightRead | gc.SetCarry}, 258 x86.ATESTL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | gc.RightRead | gc.SetCarry}, 259 x86.ATESTQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | gc.RightRead | gc.SetCarry}, 260 x86.ATESTW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | gc.RightRead | gc.SetCarry}, 261 x86.AUCOMISD & obj.AMask: {Flags: gc.SizeD | gc.LeftRead | gc.RightRead}, 262 x86.AUCOMISS & obj.AMask: {Flags: gc.SizeF | gc.LeftRead | gc.RightRead}, 263 x86.AXADDL & obj.AMask: {Flags: gc.SizeL | LeftRdwr | RightRdwr | gc.KillCarry}, 264 x86.AXADDQ & obj.AMask: {Flags: gc.SizeQ | LeftRdwr | RightRdwr | gc.KillCarry}, 265 x86.AXCHGB & obj.AMask: {Flags: gc.SizeB | LeftRdwr | RightRdwr}, 266 x86.AXCHGL & obj.AMask: {Flags: gc.SizeL | LeftRdwr | RightRdwr}, 267 x86.AXCHGQ & obj.AMask: {Flags: gc.SizeQ | LeftRdwr | RightRdwr}, 268 x86.AXCHGW & obj.AMask: {Flags: gc.SizeW | LeftRdwr | RightRdwr}, 269 x86.AXORB & obj.AMask: {Flags: gc.SizeB | gc.LeftRead | RightRdwr | gc.SetCarry}, 270 x86.AXORL & obj.AMask: {Flags: gc.SizeL | gc.LeftRead | RightRdwr | gc.SetCarry}, 271 x86.AXORQ & obj.AMask: {Flags: gc.SizeQ | gc.LeftRead | RightRdwr | gc.SetCarry}, 272 x86.AXORW & obj.AMask: {Flags: gc.SizeW | gc.LeftRead | RightRdwr | gc.SetCarry}, 273 x86.AXORPS & obj.AMask: {Flags: gc.LeftRead | RightRdwr}, 274 } 275 276 func proginfo(p *obj.Prog) gc.ProgInfo { 277 info := progtable[p.As&obj.AMask] 278 if info.Flags == 0 { 279 gc.Fatalf("unknown instruction %v", p) 280 } 281 282 if info.Flags&gc.ImulAXDX != 0 && p.To.Type != obj.TYPE_NONE { 283 info.Flags |= RightRdwr 284 } 285 286 return info 287 }