Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include "intrinsics_arm.h" |
| 18 | |
| 19 | #include "arch/arm/instruction_set_features_arm.h" |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 20 | #include "art_method.h" |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 21 | #include "code_generator_arm.h" |
| 22 | #include "entrypoints/quick/quick_entrypoints.h" |
| 23 | #include "intrinsics.h" |
| 24 | #include "mirror/array-inl.h" |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 25 | #include "mirror/string.h" |
| 26 | #include "thread.h" |
| 27 | #include "utils/arm/assembler_arm.h" |
| 28 | |
| 29 | namespace art { |
| 30 | |
| 31 | namespace arm { |
| 32 | |
| 33 | ArmAssembler* IntrinsicCodeGeneratorARM::GetAssembler() { |
| 34 | return codegen_->GetAssembler(); |
| 35 | } |
| 36 | |
| 37 | ArenaAllocator* IntrinsicCodeGeneratorARM::GetAllocator() { |
| 38 | return codegen_->GetGraph()->GetArena(); |
| 39 | } |
| 40 | |
| 41 | #define __ codegen->GetAssembler()-> |
| 42 | |
| 43 | static void MoveFromReturnRegister(Location trg, Primitive::Type type, CodeGeneratorARM* codegen) { |
| 44 | if (!trg.IsValid()) { |
| 45 | DCHECK(type == Primitive::kPrimVoid); |
| 46 | return; |
| 47 | } |
| 48 | |
| 49 | DCHECK_NE(type, Primitive::kPrimVoid); |
| 50 | |
Jeff Hao | 848f70a | 2014-01-15 13:49:50 -0800 | [diff] [blame] | 51 | if (Primitive::IsIntegralType(type) || type == Primitive::kPrimNot) { |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 52 | if (type == Primitive::kPrimLong) { |
| 53 | Register trg_reg_lo = trg.AsRegisterPairLow<Register>(); |
| 54 | Register trg_reg_hi = trg.AsRegisterPairHigh<Register>(); |
| 55 | Register res_reg_lo = R0; |
| 56 | Register res_reg_hi = R1; |
| 57 | if (trg_reg_lo != res_reg_hi) { |
| 58 | if (trg_reg_lo != res_reg_lo) { |
| 59 | __ mov(trg_reg_lo, ShifterOperand(res_reg_lo)); |
| 60 | __ mov(trg_reg_hi, ShifterOperand(res_reg_hi)); |
| 61 | } else { |
| 62 | DCHECK_EQ(trg_reg_lo + 1, trg_reg_hi); |
| 63 | } |
| 64 | } else { |
| 65 | __ mov(trg_reg_hi, ShifterOperand(res_reg_hi)); |
| 66 | __ mov(trg_reg_lo, ShifterOperand(res_reg_lo)); |
| 67 | } |
| 68 | } else { |
| 69 | Register trg_reg = trg.AsRegister<Register>(); |
| 70 | Register res_reg = R0; |
| 71 | if (trg_reg != res_reg) { |
| 72 | __ mov(trg_reg, ShifterOperand(res_reg)); |
| 73 | } |
| 74 | } |
| 75 | } else { |
| 76 | UNIMPLEMENTED(FATAL) << "Floating-point return."; |
| 77 | } |
| 78 | } |
| 79 | |
Roland Levillain | ec525fc | 2015-04-28 15:50:20 +0100 | [diff] [blame] | 80 | static void MoveArguments(HInvoke* invoke, CodeGeneratorARM* codegen) { |
Roland Levillain | 2d27c8e | 2015-04-28 15:48:45 +0100 | [diff] [blame] | 81 | InvokeDexCallingConventionVisitorARM calling_convention_visitor; |
Roland Levillain | ec525fc | 2015-04-28 15:50:20 +0100 | [diff] [blame] | 82 | IntrinsicVisitor::MoveArguments(invoke, codegen, &calling_convention_visitor); |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 83 | } |
| 84 | |
| 85 | // Slow-path for fallback (calling the managed code to handle the intrinsic) in an intrinsified |
| 86 | // call. This will copy the arguments into the positions for a regular call. |
| 87 | // |
| 88 | // Note: The actual parameters are required to be in the locations given by the invoke's location |
| 89 | // summary. If an intrinsic modifies those locations before a slowpath call, they must be |
| 90 | // restored! |
| 91 | class IntrinsicSlowPathARM : public SlowPathCodeARM { |
| 92 | public: |
| 93 | explicit IntrinsicSlowPathARM(HInvoke* invoke) : invoke_(invoke) { } |
| 94 | |
| 95 | void EmitNativeCode(CodeGenerator* codegen_in) OVERRIDE { |
| 96 | CodeGeneratorARM* codegen = down_cast<CodeGeneratorARM*>(codegen_in); |
| 97 | __ Bind(GetEntryLabel()); |
| 98 | |
Nicolas Geoffray | a8ac913 | 2015-03-13 16:36:36 +0000 | [diff] [blame] | 99 | SaveLiveRegisters(codegen, invoke_->GetLocations()); |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 100 | |
Roland Levillain | ec525fc | 2015-04-28 15:50:20 +0100 | [diff] [blame] | 101 | MoveArguments(invoke_, codegen); |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 102 | |
| 103 | if (invoke_->IsInvokeStaticOrDirect()) { |
Nicolas Geoffray | 94015b9 | 2015-06-04 18:21:04 +0100 | [diff] [blame] | 104 | codegen->GenerateStaticOrDirectCall(invoke_->AsInvokeStaticOrDirect(), |
| 105 | Location::RegisterLocation(kArtMethodRegister)); |
Nicolas Geoffray | a8ac913 | 2015-03-13 16:36:36 +0000 | [diff] [blame] | 106 | RecordPcInfo(codegen, invoke_, invoke_->GetDexPc()); |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 107 | } else { |
| 108 | UNIMPLEMENTED(FATAL) << "Non-direct intrinsic slow-path not yet implemented"; |
| 109 | UNREACHABLE(); |
| 110 | } |
| 111 | |
| 112 | // Copy the result back to the expected output. |
| 113 | Location out = invoke_->GetLocations()->Out(); |
| 114 | if (out.IsValid()) { |
| 115 | DCHECK(out.IsRegister()); // TODO: Replace this when we support output in memory. |
| 116 | DCHECK(!invoke_->GetLocations()->GetLiveRegisters()->ContainsCoreRegister(out.reg())); |
| 117 | MoveFromReturnRegister(out, invoke_->GetType(), codegen); |
| 118 | } |
| 119 | |
Nicolas Geoffray | a8ac913 | 2015-03-13 16:36:36 +0000 | [diff] [blame] | 120 | RestoreLiveRegisters(codegen, invoke_->GetLocations()); |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 121 | __ b(GetExitLabel()); |
| 122 | } |
| 123 | |
Alexandre Rames | 9931f31 | 2015-06-19 14:47:01 +0100 | [diff] [blame] | 124 | const char* GetDescription() const OVERRIDE { return "IntrinsicSlowPathARM"; } |
| 125 | |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 126 | private: |
| 127 | // The instruction where this slow path is happening. |
| 128 | HInvoke* const invoke_; |
| 129 | |
| 130 | DISALLOW_COPY_AND_ASSIGN(IntrinsicSlowPathARM); |
| 131 | }; |
| 132 | |
| 133 | #undef __ |
| 134 | |
| 135 | bool IntrinsicLocationsBuilderARM::TryDispatch(HInvoke* invoke) { |
| 136 | Dispatch(invoke); |
| 137 | LocationSummary* res = invoke->GetLocations(); |
| 138 | return res != nullptr && res->Intrinsified(); |
| 139 | } |
| 140 | |
| 141 | #define __ assembler-> |
| 142 | |
| 143 | static void CreateFPToIntLocations(ArenaAllocator* arena, HInvoke* invoke) { |
| 144 | LocationSummary* locations = new (arena) LocationSummary(invoke, |
| 145 | LocationSummary::kNoCall, |
| 146 | kIntrinsified); |
| 147 | locations->SetInAt(0, Location::RequiresFpuRegister()); |
| 148 | locations->SetOut(Location::RequiresRegister()); |
| 149 | } |
| 150 | |
| 151 | static void CreateIntToFPLocations(ArenaAllocator* arena, HInvoke* invoke) { |
| 152 | LocationSummary* locations = new (arena) LocationSummary(invoke, |
| 153 | LocationSummary::kNoCall, |
| 154 | kIntrinsified); |
| 155 | locations->SetInAt(0, Location::RequiresRegister()); |
| 156 | locations->SetOut(Location::RequiresFpuRegister()); |
| 157 | } |
| 158 | |
| 159 | static void MoveFPToInt(LocationSummary* locations, bool is64bit, ArmAssembler* assembler) { |
| 160 | Location input = locations->InAt(0); |
| 161 | Location output = locations->Out(); |
| 162 | if (is64bit) { |
| 163 | __ vmovrrd(output.AsRegisterPairLow<Register>(), |
| 164 | output.AsRegisterPairHigh<Register>(), |
| 165 | FromLowSToD(input.AsFpuRegisterPairLow<SRegister>())); |
| 166 | } else { |
| 167 | __ vmovrs(output.AsRegister<Register>(), input.AsFpuRegister<SRegister>()); |
| 168 | } |
| 169 | } |
| 170 | |
| 171 | static void MoveIntToFP(LocationSummary* locations, bool is64bit, ArmAssembler* assembler) { |
| 172 | Location input = locations->InAt(0); |
| 173 | Location output = locations->Out(); |
| 174 | if (is64bit) { |
| 175 | __ vmovdrr(FromLowSToD(output.AsFpuRegisterPairLow<SRegister>()), |
| 176 | input.AsRegisterPairLow<Register>(), |
| 177 | input.AsRegisterPairHigh<Register>()); |
| 178 | } else { |
| 179 | __ vmovsr(output.AsFpuRegister<SRegister>(), input.AsRegister<Register>()); |
| 180 | } |
| 181 | } |
| 182 | |
| 183 | void IntrinsicLocationsBuilderARM::VisitDoubleDoubleToRawLongBits(HInvoke* invoke) { |
| 184 | CreateFPToIntLocations(arena_, invoke); |
| 185 | } |
| 186 | void IntrinsicLocationsBuilderARM::VisitDoubleLongBitsToDouble(HInvoke* invoke) { |
| 187 | CreateIntToFPLocations(arena_, invoke); |
| 188 | } |
| 189 | |
| 190 | void IntrinsicCodeGeneratorARM::VisitDoubleDoubleToRawLongBits(HInvoke* invoke) { |
| 191 | MoveFPToInt(invoke->GetLocations(), true, GetAssembler()); |
| 192 | } |
| 193 | void IntrinsicCodeGeneratorARM::VisitDoubleLongBitsToDouble(HInvoke* invoke) { |
| 194 | MoveIntToFP(invoke->GetLocations(), true, GetAssembler()); |
| 195 | } |
| 196 | |
| 197 | void IntrinsicLocationsBuilderARM::VisitFloatFloatToRawIntBits(HInvoke* invoke) { |
| 198 | CreateFPToIntLocations(arena_, invoke); |
| 199 | } |
| 200 | void IntrinsicLocationsBuilderARM::VisitFloatIntBitsToFloat(HInvoke* invoke) { |
| 201 | CreateIntToFPLocations(arena_, invoke); |
| 202 | } |
| 203 | |
| 204 | void IntrinsicCodeGeneratorARM::VisitFloatFloatToRawIntBits(HInvoke* invoke) { |
| 205 | MoveFPToInt(invoke->GetLocations(), false, GetAssembler()); |
| 206 | } |
| 207 | void IntrinsicCodeGeneratorARM::VisitFloatIntBitsToFloat(HInvoke* invoke) { |
| 208 | MoveIntToFP(invoke->GetLocations(), false, GetAssembler()); |
| 209 | } |
| 210 | |
| 211 | static void CreateIntToIntLocations(ArenaAllocator* arena, HInvoke* invoke) { |
| 212 | LocationSummary* locations = new (arena) LocationSummary(invoke, |
| 213 | LocationSummary::kNoCall, |
| 214 | kIntrinsified); |
| 215 | locations->SetInAt(0, Location::RequiresRegister()); |
| 216 | locations->SetOut(Location::RequiresRegister(), Location::kNoOutputOverlap); |
| 217 | } |
| 218 | |
| 219 | static void CreateFPToFPLocations(ArenaAllocator* arena, HInvoke* invoke) { |
| 220 | LocationSummary* locations = new (arena) LocationSummary(invoke, |
| 221 | LocationSummary::kNoCall, |
| 222 | kIntrinsified); |
| 223 | locations->SetInAt(0, Location::RequiresFpuRegister()); |
| 224 | locations->SetOut(Location::RequiresFpuRegister(), Location::kNoOutputOverlap); |
| 225 | } |
| 226 | |
Scott Wakeling | 611d339 | 2015-07-10 11:42:06 +0100 | [diff] [blame] | 227 | static void GenNumberOfLeadingZeros(LocationSummary* locations, |
| 228 | Primitive::Type type, |
| 229 | ArmAssembler* assembler) { |
| 230 | Location in = locations->InAt(0); |
| 231 | Register out = locations->Out().AsRegister<Register>(); |
| 232 | |
| 233 | DCHECK((type == Primitive::kPrimInt) || (type == Primitive::kPrimLong)); |
| 234 | |
| 235 | if (type == Primitive::kPrimLong) { |
| 236 | Register in_reg_lo = in.AsRegisterPairLow<Register>(); |
| 237 | Register in_reg_hi = in.AsRegisterPairHigh<Register>(); |
| 238 | Label end; |
| 239 | __ clz(out, in_reg_hi); |
| 240 | __ CompareAndBranchIfNonZero(in_reg_hi, &end); |
| 241 | __ clz(out, in_reg_lo); |
| 242 | __ AddConstant(out, 32); |
| 243 | __ Bind(&end); |
| 244 | } else { |
| 245 | __ clz(out, in.AsRegister<Register>()); |
| 246 | } |
| 247 | } |
| 248 | |
| 249 | void IntrinsicLocationsBuilderARM::VisitIntegerNumberOfLeadingZeros(HInvoke* invoke) { |
| 250 | CreateIntToIntLocations(arena_, invoke); |
| 251 | } |
| 252 | |
| 253 | void IntrinsicCodeGeneratorARM::VisitIntegerNumberOfLeadingZeros(HInvoke* invoke) { |
| 254 | GenNumberOfLeadingZeros(invoke->GetLocations(), Primitive::kPrimInt, GetAssembler()); |
| 255 | } |
| 256 | |
| 257 | void IntrinsicLocationsBuilderARM::VisitLongNumberOfLeadingZeros(HInvoke* invoke) { |
| 258 | LocationSummary* locations = new (arena_) LocationSummary(invoke, |
| 259 | LocationSummary::kNoCall, |
| 260 | kIntrinsified); |
| 261 | locations->SetInAt(0, Location::RequiresRegister()); |
| 262 | locations->SetOut(Location::RequiresRegister(), Location::kOutputOverlap); |
| 263 | } |
| 264 | |
| 265 | void IntrinsicCodeGeneratorARM::VisitLongNumberOfLeadingZeros(HInvoke* invoke) { |
| 266 | GenNumberOfLeadingZeros(invoke->GetLocations(), Primitive::kPrimLong, GetAssembler()); |
| 267 | } |
| 268 | |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 269 | static void MathAbsFP(LocationSummary* locations, bool is64bit, ArmAssembler* assembler) { |
| 270 | Location in = locations->InAt(0); |
| 271 | Location out = locations->Out(); |
| 272 | |
| 273 | if (is64bit) { |
| 274 | __ vabsd(FromLowSToD(out.AsFpuRegisterPairLow<SRegister>()), |
| 275 | FromLowSToD(in.AsFpuRegisterPairLow<SRegister>())); |
| 276 | } else { |
| 277 | __ vabss(out.AsFpuRegister<SRegister>(), in.AsFpuRegister<SRegister>()); |
| 278 | } |
| 279 | } |
| 280 | |
| 281 | void IntrinsicLocationsBuilderARM::VisitMathAbsDouble(HInvoke* invoke) { |
| 282 | CreateFPToFPLocations(arena_, invoke); |
| 283 | } |
| 284 | |
| 285 | void IntrinsicCodeGeneratorARM::VisitMathAbsDouble(HInvoke* invoke) { |
| 286 | MathAbsFP(invoke->GetLocations(), true, GetAssembler()); |
| 287 | } |
| 288 | |
| 289 | void IntrinsicLocationsBuilderARM::VisitMathAbsFloat(HInvoke* invoke) { |
| 290 | CreateFPToFPLocations(arena_, invoke); |
| 291 | } |
| 292 | |
| 293 | void IntrinsicCodeGeneratorARM::VisitMathAbsFloat(HInvoke* invoke) { |
| 294 | MathAbsFP(invoke->GetLocations(), false, GetAssembler()); |
| 295 | } |
| 296 | |
| 297 | static void CreateIntToIntPlusTemp(ArenaAllocator* arena, HInvoke* invoke) { |
| 298 | LocationSummary* locations = new (arena) LocationSummary(invoke, |
| 299 | LocationSummary::kNoCall, |
| 300 | kIntrinsified); |
| 301 | locations->SetInAt(0, Location::RequiresRegister()); |
| 302 | locations->SetOut(Location::RequiresRegister(), Location::kNoOutputOverlap); |
| 303 | |
| 304 | locations->AddTemp(Location::RequiresRegister()); |
| 305 | } |
| 306 | |
| 307 | static void GenAbsInteger(LocationSummary* locations, |
| 308 | bool is64bit, |
| 309 | ArmAssembler* assembler) { |
| 310 | Location in = locations->InAt(0); |
| 311 | Location output = locations->Out(); |
| 312 | |
| 313 | Register mask = locations->GetTemp(0).AsRegister<Register>(); |
| 314 | |
| 315 | if (is64bit) { |
| 316 | Register in_reg_lo = in.AsRegisterPairLow<Register>(); |
| 317 | Register in_reg_hi = in.AsRegisterPairHigh<Register>(); |
| 318 | Register out_reg_lo = output.AsRegisterPairLow<Register>(); |
| 319 | Register out_reg_hi = output.AsRegisterPairHigh<Register>(); |
| 320 | |
| 321 | DCHECK_NE(out_reg_lo, in_reg_hi) << "Diagonal overlap unexpected."; |
| 322 | |
| 323 | __ Asr(mask, in_reg_hi, 31); |
| 324 | __ adds(out_reg_lo, in_reg_lo, ShifterOperand(mask)); |
| 325 | __ adc(out_reg_hi, in_reg_hi, ShifterOperand(mask)); |
| 326 | __ eor(out_reg_lo, mask, ShifterOperand(out_reg_lo)); |
| 327 | __ eor(out_reg_hi, mask, ShifterOperand(out_reg_hi)); |
| 328 | } else { |
| 329 | Register in_reg = in.AsRegister<Register>(); |
| 330 | Register out_reg = output.AsRegister<Register>(); |
| 331 | |
| 332 | __ Asr(mask, in_reg, 31); |
| 333 | __ add(out_reg, in_reg, ShifterOperand(mask)); |
| 334 | __ eor(out_reg, mask, ShifterOperand(out_reg)); |
| 335 | } |
| 336 | } |
| 337 | |
| 338 | void IntrinsicLocationsBuilderARM::VisitMathAbsInt(HInvoke* invoke) { |
| 339 | CreateIntToIntPlusTemp(arena_, invoke); |
| 340 | } |
| 341 | |
| 342 | void IntrinsicCodeGeneratorARM::VisitMathAbsInt(HInvoke* invoke) { |
| 343 | GenAbsInteger(invoke->GetLocations(), false, GetAssembler()); |
| 344 | } |
| 345 | |
| 346 | |
| 347 | void IntrinsicLocationsBuilderARM::VisitMathAbsLong(HInvoke* invoke) { |
| 348 | CreateIntToIntPlusTemp(arena_, invoke); |
| 349 | } |
| 350 | |
| 351 | void IntrinsicCodeGeneratorARM::VisitMathAbsLong(HInvoke* invoke) { |
| 352 | GenAbsInteger(invoke->GetLocations(), true, GetAssembler()); |
| 353 | } |
| 354 | |
| 355 | static void GenMinMax(LocationSummary* locations, |
| 356 | bool is_min, |
| 357 | ArmAssembler* assembler) { |
| 358 | Register op1 = locations->InAt(0).AsRegister<Register>(); |
| 359 | Register op2 = locations->InAt(1).AsRegister<Register>(); |
| 360 | Register out = locations->Out().AsRegister<Register>(); |
| 361 | |
| 362 | __ cmp(op1, ShifterOperand(op2)); |
| 363 | |
| 364 | __ it((is_min) ? Condition::LT : Condition::GT, kItElse); |
| 365 | __ mov(out, ShifterOperand(op1), is_min ? Condition::LT : Condition::GT); |
| 366 | __ mov(out, ShifterOperand(op2), is_min ? Condition::GE : Condition::LE); |
| 367 | } |
| 368 | |
| 369 | static void CreateIntIntToIntLocations(ArenaAllocator* arena, HInvoke* invoke) { |
| 370 | LocationSummary* locations = new (arena) LocationSummary(invoke, |
| 371 | LocationSummary::kNoCall, |
| 372 | kIntrinsified); |
| 373 | locations->SetInAt(0, Location::RequiresRegister()); |
| 374 | locations->SetInAt(1, Location::RequiresRegister()); |
| 375 | locations->SetOut(Location::RequiresRegister(), Location::kNoOutputOverlap); |
| 376 | } |
| 377 | |
| 378 | void IntrinsicLocationsBuilderARM::VisitMathMinIntInt(HInvoke* invoke) { |
| 379 | CreateIntIntToIntLocations(arena_, invoke); |
| 380 | } |
| 381 | |
| 382 | void IntrinsicCodeGeneratorARM::VisitMathMinIntInt(HInvoke* invoke) { |
| 383 | GenMinMax(invoke->GetLocations(), true, GetAssembler()); |
| 384 | } |
| 385 | |
| 386 | void IntrinsicLocationsBuilderARM::VisitMathMaxIntInt(HInvoke* invoke) { |
| 387 | CreateIntIntToIntLocations(arena_, invoke); |
| 388 | } |
| 389 | |
| 390 | void IntrinsicCodeGeneratorARM::VisitMathMaxIntInt(HInvoke* invoke) { |
| 391 | GenMinMax(invoke->GetLocations(), false, GetAssembler()); |
| 392 | } |
| 393 | |
| 394 | void IntrinsicLocationsBuilderARM::VisitMathSqrt(HInvoke* invoke) { |
| 395 | CreateFPToFPLocations(arena_, invoke); |
| 396 | } |
| 397 | |
| 398 | void IntrinsicCodeGeneratorARM::VisitMathSqrt(HInvoke* invoke) { |
| 399 | LocationSummary* locations = invoke->GetLocations(); |
| 400 | ArmAssembler* assembler = GetAssembler(); |
| 401 | __ vsqrtd(FromLowSToD(locations->Out().AsFpuRegisterPairLow<SRegister>()), |
| 402 | FromLowSToD(locations->InAt(0).AsFpuRegisterPairLow<SRegister>())); |
| 403 | } |
| 404 | |
| 405 | void IntrinsicLocationsBuilderARM::VisitMemoryPeekByte(HInvoke* invoke) { |
| 406 | CreateIntToIntLocations(arena_, invoke); |
| 407 | } |
| 408 | |
| 409 | void IntrinsicCodeGeneratorARM::VisitMemoryPeekByte(HInvoke* invoke) { |
| 410 | ArmAssembler* assembler = GetAssembler(); |
| 411 | // Ignore upper 4B of long address. |
| 412 | __ ldrsb(invoke->GetLocations()->Out().AsRegister<Register>(), |
| 413 | Address(invoke->GetLocations()->InAt(0).AsRegisterPairLow<Register>())); |
| 414 | } |
| 415 | |
| 416 | void IntrinsicLocationsBuilderARM::VisitMemoryPeekIntNative(HInvoke* invoke) { |
| 417 | CreateIntToIntLocations(arena_, invoke); |
| 418 | } |
| 419 | |
| 420 | void IntrinsicCodeGeneratorARM::VisitMemoryPeekIntNative(HInvoke* invoke) { |
| 421 | ArmAssembler* assembler = GetAssembler(); |
| 422 | // Ignore upper 4B of long address. |
| 423 | __ ldr(invoke->GetLocations()->Out().AsRegister<Register>(), |
| 424 | Address(invoke->GetLocations()->InAt(0).AsRegisterPairLow<Register>())); |
| 425 | } |
| 426 | |
| 427 | void IntrinsicLocationsBuilderARM::VisitMemoryPeekLongNative(HInvoke* invoke) { |
| 428 | CreateIntToIntLocations(arena_, invoke); |
| 429 | } |
| 430 | |
| 431 | void IntrinsicCodeGeneratorARM::VisitMemoryPeekLongNative(HInvoke* invoke) { |
| 432 | ArmAssembler* assembler = GetAssembler(); |
| 433 | // Ignore upper 4B of long address. |
| 434 | Register addr = invoke->GetLocations()->InAt(0).AsRegisterPairLow<Register>(); |
| 435 | // Worst case: Control register bit SCTLR.A = 0. Then unaligned accesses throw a processor |
| 436 | // exception. So we can't use ldrd as addr may be unaligned. |
| 437 | Register lo = invoke->GetLocations()->Out().AsRegisterPairLow<Register>(); |
| 438 | Register hi = invoke->GetLocations()->Out().AsRegisterPairHigh<Register>(); |
| 439 | if (addr == lo) { |
| 440 | __ ldr(hi, Address(addr, 4)); |
| 441 | __ ldr(lo, Address(addr, 0)); |
| 442 | } else { |
| 443 | __ ldr(lo, Address(addr, 0)); |
| 444 | __ ldr(hi, Address(addr, 4)); |
| 445 | } |
| 446 | } |
| 447 | |
| 448 | void IntrinsicLocationsBuilderARM::VisitMemoryPeekShortNative(HInvoke* invoke) { |
| 449 | CreateIntToIntLocations(arena_, invoke); |
| 450 | } |
| 451 | |
| 452 | void IntrinsicCodeGeneratorARM::VisitMemoryPeekShortNative(HInvoke* invoke) { |
| 453 | ArmAssembler* assembler = GetAssembler(); |
| 454 | // Ignore upper 4B of long address. |
| 455 | __ ldrsh(invoke->GetLocations()->Out().AsRegister<Register>(), |
| 456 | Address(invoke->GetLocations()->InAt(0).AsRegisterPairLow<Register>())); |
| 457 | } |
| 458 | |
| 459 | static void CreateIntIntToVoidLocations(ArenaAllocator* arena, HInvoke* invoke) { |
| 460 | LocationSummary* locations = new (arena) LocationSummary(invoke, |
| 461 | LocationSummary::kNoCall, |
| 462 | kIntrinsified); |
| 463 | locations->SetInAt(0, Location::RequiresRegister()); |
| 464 | locations->SetInAt(1, Location::RequiresRegister()); |
| 465 | } |
| 466 | |
| 467 | void IntrinsicLocationsBuilderARM::VisitMemoryPokeByte(HInvoke* invoke) { |
| 468 | CreateIntIntToVoidLocations(arena_, invoke); |
| 469 | } |
| 470 | |
| 471 | void IntrinsicCodeGeneratorARM::VisitMemoryPokeByte(HInvoke* invoke) { |
| 472 | ArmAssembler* assembler = GetAssembler(); |
| 473 | __ strb(invoke->GetLocations()->InAt(1).AsRegister<Register>(), |
| 474 | Address(invoke->GetLocations()->InAt(0).AsRegisterPairLow<Register>())); |
| 475 | } |
| 476 | |
| 477 | void IntrinsicLocationsBuilderARM::VisitMemoryPokeIntNative(HInvoke* invoke) { |
| 478 | CreateIntIntToVoidLocations(arena_, invoke); |
| 479 | } |
| 480 | |
| 481 | void IntrinsicCodeGeneratorARM::VisitMemoryPokeIntNative(HInvoke* invoke) { |
| 482 | ArmAssembler* assembler = GetAssembler(); |
| 483 | __ str(invoke->GetLocations()->InAt(1).AsRegister<Register>(), |
| 484 | Address(invoke->GetLocations()->InAt(0).AsRegisterPairLow<Register>())); |
| 485 | } |
| 486 | |
| 487 | void IntrinsicLocationsBuilderARM::VisitMemoryPokeLongNative(HInvoke* invoke) { |
| 488 | CreateIntIntToVoidLocations(arena_, invoke); |
| 489 | } |
| 490 | |
| 491 | void IntrinsicCodeGeneratorARM::VisitMemoryPokeLongNative(HInvoke* invoke) { |
| 492 | ArmAssembler* assembler = GetAssembler(); |
| 493 | // Ignore upper 4B of long address. |
| 494 | Register addr = invoke->GetLocations()->InAt(0).AsRegisterPairLow<Register>(); |
| 495 | // Worst case: Control register bit SCTLR.A = 0. Then unaligned accesses throw a processor |
| 496 | // exception. So we can't use ldrd as addr may be unaligned. |
| 497 | __ str(invoke->GetLocations()->InAt(1).AsRegisterPairLow<Register>(), Address(addr, 0)); |
| 498 | __ str(invoke->GetLocations()->InAt(1).AsRegisterPairHigh<Register>(), Address(addr, 4)); |
| 499 | } |
| 500 | |
| 501 | void IntrinsicLocationsBuilderARM::VisitMemoryPokeShortNative(HInvoke* invoke) { |
| 502 | CreateIntIntToVoidLocations(arena_, invoke); |
| 503 | } |
| 504 | |
| 505 | void IntrinsicCodeGeneratorARM::VisitMemoryPokeShortNative(HInvoke* invoke) { |
| 506 | ArmAssembler* assembler = GetAssembler(); |
| 507 | __ strh(invoke->GetLocations()->InAt(1).AsRegister<Register>(), |
| 508 | Address(invoke->GetLocations()->InAt(0).AsRegisterPairLow<Register>())); |
| 509 | } |
| 510 | |
| 511 | void IntrinsicLocationsBuilderARM::VisitThreadCurrentThread(HInvoke* invoke) { |
| 512 | LocationSummary* locations = new (arena_) LocationSummary(invoke, |
| 513 | LocationSummary::kNoCall, |
| 514 | kIntrinsified); |
| 515 | locations->SetOut(Location::RequiresRegister()); |
| 516 | } |
| 517 | |
| 518 | void IntrinsicCodeGeneratorARM::VisitThreadCurrentThread(HInvoke* invoke) { |
| 519 | ArmAssembler* assembler = GetAssembler(); |
| 520 | __ LoadFromOffset(kLoadWord, |
| 521 | invoke->GetLocations()->Out().AsRegister<Register>(), |
| 522 | TR, |
| 523 | Thread::PeerOffset<kArmPointerSize>().Int32Value()); |
| 524 | } |
| 525 | |
| 526 | static void GenUnsafeGet(HInvoke* invoke, |
| 527 | Primitive::Type type, |
| 528 | bool is_volatile, |
| 529 | CodeGeneratorARM* codegen) { |
| 530 | LocationSummary* locations = invoke->GetLocations(); |
| 531 | DCHECK((type == Primitive::kPrimInt) || |
| 532 | (type == Primitive::kPrimLong) || |
| 533 | (type == Primitive::kPrimNot)); |
| 534 | ArmAssembler* assembler = codegen->GetAssembler(); |
| 535 | Register base = locations->InAt(1).AsRegister<Register>(); // Object pointer. |
| 536 | Register offset = locations->InAt(2).AsRegisterPairLow<Register>(); // Long offset, lo part only. |
| 537 | |
| 538 | if (type == Primitive::kPrimLong) { |
| 539 | Register trg_lo = locations->Out().AsRegisterPairLow<Register>(); |
| 540 | __ add(IP, base, ShifterOperand(offset)); |
| 541 | if (is_volatile && !codegen->GetInstructionSetFeatures().HasAtomicLdrdAndStrd()) { |
| 542 | Register trg_hi = locations->Out().AsRegisterPairHigh<Register>(); |
| 543 | __ ldrexd(trg_lo, trg_hi, IP); |
| 544 | } else { |
| 545 | __ ldrd(trg_lo, Address(IP)); |
| 546 | } |
| 547 | } else { |
| 548 | Register trg = locations->Out().AsRegister<Register>(); |
| 549 | __ ldr(trg, Address(base, offset)); |
| 550 | } |
| 551 | |
| 552 | if (is_volatile) { |
| 553 | __ dmb(ISH); |
| 554 | } |
Roland Levillain | 4d02711 | 2015-07-01 15:41:14 +0100 | [diff] [blame] | 555 | |
| 556 | if (type == Primitive::kPrimNot) { |
| 557 | Register trg = locations->Out().AsRegister<Register>(); |
| 558 | __ MaybeUnpoisonHeapReference(trg); |
| 559 | } |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 560 | } |
| 561 | |
| 562 | static void CreateIntIntIntToIntLocations(ArenaAllocator* arena, HInvoke* invoke) { |
| 563 | LocationSummary* locations = new (arena) LocationSummary(invoke, |
| 564 | LocationSummary::kNoCall, |
| 565 | kIntrinsified); |
| 566 | locations->SetInAt(0, Location::NoLocation()); // Unused receiver. |
| 567 | locations->SetInAt(1, Location::RequiresRegister()); |
| 568 | locations->SetInAt(2, Location::RequiresRegister()); |
| 569 | locations->SetOut(Location::RequiresRegister(), Location::kNoOutputOverlap); |
| 570 | } |
| 571 | |
| 572 | void IntrinsicLocationsBuilderARM::VisitUnsafeGet(HInvoke* invoke) { |
| 573 | CreateIntIntIntToIntLocations(arena_, invoke); |
| 574 | } |
| 575 | void IntrinsicLocationsBuilderARM::VisitUnsafeGetVolatile(HInvoke* invoke) { |
| 576 | CreateIntIntIntToIntLocations(arena_, invoke); |
| 577 | } |
| 578 | void IntrinsicLocationsBuilderARM::VisitUnsafeGetLong(HInvoke* invoke) { |
| 579 | CreateIntIntIntToIntLocations(arena_, invoke); |
| 580 | } |
| 581 | void IntrinsicLocationsBuilderARM::VisitUnsafeGetLongVolatile(HInvoke* invoke) { |
| 582 | CreateIntIntIntToIntLocations(arena_, invoke); |
| 583 | } |
| 584 | void IntrinsicLocationsBuilderARM::VisitUnsafeGetObject(HInvoke* invoke) { |
| 585 | CreateIntIntIntToIntLocations(arena_, invoke); |
| 586 | } |
| 587 | void IntrinsicLocationsBuilderARM::VisitUnsafeGetObjectVolatile(HInvoke* invoke) { |
| 588 | CreateIntIntIntToIntLocations(arena_, invoke); |
| 589 | } |
| 590 | |
| 591 | void IntrinsicCodeGeneratorARM::VisitUnsafeGet(HInvoke* invoke) { |
| 592 | GenUnsafeGet(invoke, Primitive::kPrimInt, false, codegen_); |
| 593 | } |
| 594 | void IntrinsicCodeGeneratorARM::VisitUnsafeGetVolatile(HInvoke* invoke) { |
| 595 | GenUnsafeGet(invoke, Primitive::kPrimInt, true, codegen_); |
| 596 | } |
| 597 | void IntrinsicCodeGeneratorARM::VisitUnsafeGetLong(HInvoke* invoke) { |
| 598 | GenUnsafeGet(invoke, Primitive::kPrimLong, false, codegen_); |
| 599 | } |
| 600 | void IntrinsicCodeGeneratorARM::VisitUnsafeGetLongVolatile(HInvoke* invoke) { |
| 601 | GenUnsafeGet(invoke, Primitive::kPrimLong, true, codegen_); |
| 602 | } |
| 603 | void IntrinsicCodeGeneratorARM::VisitUnsafeGetObject(HInvoke* invoke) { |
| 604 | GenUnsafeGet(invoke, Primitive::kPrimNot, false, codegen_); |
| 605 | } |
| 606 | void IntrinsicCodeGeneratorARM::VisitUnsafeGetObjectVolatile(HInvoke* invoke) { |
| 607 | GenUnsafeGet(invoke, Primitive::kPrimNot, true, codegen_); |
| 608 | } |
| 609 | |
| 610 | static void CreateIntIntIntIntToVoid(ArenaAllocator* arena, |
| 611 | const ArmInstructionSetFeatures& features, |
| 612 | Primitive::Type type, |
| 613 | bool is_volatile, |
| 614 | HInvoke* invoke) { |
| 615 | LocationSummary* locations = new (arena) LocationSummary(invoke, |
| 616 | LocationSummary::kNoCall, |
| 617 | kIntrinsified); |
| 618 | locations->SetInAt(0, Location::NoLocation()); // Unused receiver. |
| 619 | locations->SetInAt(1, Location::RequiresRegister()); |
| 620 | locations->SetInAt(2, Location::RequiresRegister()); |
| 621 | locations->SetInAt(3, Location::RequiresRegister()); |
| 622 | |
| 623 | if (type == Primitive::kPrimLong) { |
| 624 | // Potentially need temps for ldrexd-strexd loop. |
| 625 | if (is_volatile && !features.HasAtomicLdrdAndStrd()) { |
| 626 | locations->AddTemp(Location::RequiresRegister()); // Temp_lo. |
| 627 | locations->AddTemp(Location::RequiresRegister()); // Temp_hi. |
| 628 | } |
| 629 | } else if (type == Primitive::kPrimNot) { |
| 630 | // Temps for card-marking. |
| 631 | locations->AddTemp(Location::RequiresRegister()); // Temp. |
| 632 | locations->AddTemp(Location::RequiresRegister()); // Card. |
| 633 | } |
| 634 | } |
| 635 | |
| 636 | void IntrinsicLocationsBuilderARM::VisitUnsafePut(HInvoke* invoke) { |
| 637 | CreateIntIntIntIntToVoid(arena_, features_, Primitive::kPrimInt, false, invoke); |
| 638 | } |
| 639 | void IntrinsicLocationsBuilderARM::VisitUnsafePutOrdered(HInvoke* invoke) { |
| 640 | CreateIntIntIntIntToVoid(arena_, features_, Primitive::kPrimInt, false, invoke); |
| 641 | } |
| 642 | void IntrinsicLocationsBuilderARM::VisitUnsafePutVolatile(HInvoke* invoke) { |
| 643 | CreateIntIntIntIntToVoid(arena_, features_, Primitive::kPrimInt, true, invoke); |
| 644 | } |
| 645 | void IntrinsicLocationsBuilderARM::VisitUnsafePutObject(HInvoke* invoke) { |
| 646 | CreateIntIntIntIntToVoid(arena_, features_, Primitive::kPrimNot, false, invoke); |
| 647 | } |
| 648 | void IntrinsicLocationsBuilderARM::VisitUnsafePutObjectOrdered(HInvoke* invoke) { |
| 649 | CreateIntIntIntIntToVoid(arena_, features_, Primitive::kPrimNot, false, invoke); |
| 650 | } |
| 651 | void IntrinsicLocationsBuilderARM::VisitUnsafePutObjectVolatile(HInvoke* invoke) { |
| 652 | CreateIntIntIntIntToVoid(arena_, features_, Primitive::kPrimNot, true, invoke); |
| 653 | } |
| 654 | void IntrinsicLocationsBuilderARM::VisitUnsafePutLong(HInvoke* invoke) { |
| 655 | CreateIntIntIntIntToVoid(arena_, features_, Primitive::kPrimLong, false, invoke); |
| 656 | } |
| 657 | void IntrinsicLocationsBuilderARM::VisitUnsafePutLongOrdered(HInvoke* invoke) { |
| 658 | CreateIntIntIntIntToVoid(arena_, features_, Primitive::kPrimLong, false, invoke); |
| 659 | } |
| 660 | void IntrinsicLocationsBuilderARM::VisitUnsafePutLongVolatile(HInvoke* invoke) { |
| 661 | CreateIntIntIntIntToVoid(arena_, features_, Primitive::kPrimLong, true, invoke); |
| 662 | } |
| 663 | |
| 664 | static void GenUnsafePut(LocationSummary* locations, |
| 665 | Primitive::Type type, |
| 666 | bool is_volatile, |
| 667 | bool is_ordered, |
| 668 | CodeGeneratorARM* codegen) { |
| 669 | ArmAssembler* assembler = codegen->GetAssembler(); |
| 670 | |
| 671 | Register base = locations->InAt(1).AsRegister<Register>(); // Object pointer. |
| 672 | Register offset = locations->InAt(2).AsRegisterPairLow<Register>(); // Long offset, lo part only. |
| 673 | Register value; |
| 674 | |
| 675 | if (is_volatile || is_ordered) { |
| 676 | __ dmb(ISH); |
| 677 | } |
| 678 | |
| 679 | if (type == Primitive::kPrimLong) { |
| 680 | Register value_lo = locations->InAt(3).AsRegisterPairLow<Register>(); |
| 681 | value = value_lo; |
| 682 | if (is_volatile && !codegen->GetInstructionSetFeatures().HasAtomicLdrdAndStrd()) { |
| 683 | Register temp_lo = locations->GetTemp(0).AsRegister<Register>(); |
| 684 | Register temp_hi = locations->GetTemp(1).AsRegister<Register>(); |
| 685 | Register value_hi = locations->InAt(3).AsRegisterPairHigh<Register>(); |
| 686 | |
| 687 | __ add(IP, base, ShifterOperand(offset)); |
| 688 | Label loop_head; |
| 689 | __ Bind(&loop_head); |
| 690 | __ ldrexd(temp_lo, temp_hi, IP); |
| 691 | __ strexd(temp_lo, value_lo, value_hi, IP); |
| 692 | __ cmp(temp_lo, ShifterOperand(0)); |
| 693 | __ b(&loop_head, NE); |
| 694 | } else { |
| 695 | __ add(IP, base, ShifterOperand(offset)); |
| 696 | __ strd(value_lo, Address(IP)); |
| 697 | } |
| 698 | } else { |
Roland Levillain | 4d02711 | 2015-07-01 15:41:14 +0100 | [diff] [blame] | 699 | value = locations->InAt(3).AsRegister<Register>(); |
| 700 | Register source = value; |
| 701 | if (kPoisonHeapReferences && type == Primitive::kPrimNot) { |
| 702 | Register temp = locations->GetTemp(0).AsRegister<Register>(); |
| 703 | __ Mov(temp, value); |
| 704 | __ PoisonHeapReference(temp); |
| 705 | source = temp; |
| 706 | } |
| 707 | __ str(source, Address(base, offset)); |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 708 | } |
| 709 | |
| 710 | if (is_volatile) { |
| 711 | __ dmb(ISH); |
| 712 | } |
| 713 | |
| 714 | if (type == Primitive::kPrimNot) { |
| 715 | Register temp = locations->GetTemp(0).AsRegister<Register>(); |
| 716 | Register card = locations->GetTemp(1).AsRegister<Register>(); |
Nicolas Geoffray | 07276db | 2015-05-18 14:22:09 +0100 | [diff] [blame] | 717 | bool value_can_be_null = true; // TODO: Worth finding out this information? |
| 718 | codegen->MarkGCCard(temp, card, base, value, value_can_be_null); |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 719 | } |
| 720 | } |
| 721 | |
| 722 | void IntrinsicCodeGeneratorARM::VisitUnsafePut(HInvoke* invoke) { |
| 723 | GenUnsafePut(invoke->GetLocations(), Primitive::kPrimInt, false, false, codegen_); |
| 724 | } |
| 725 | void IntrinsicCodeGeneratorARM::VisitUnsafePutOrdered(HInvoke* invoke) { |
| 726 | GenUnsafePut(invoke->GetLocations(), Primitive::kPrimInt, false, true, codegen_); |
| 727 | } |
| 728 | void IntrinsicCodeGeneratorARM::VisitUnsafePutVolatile(HInvoke* invoke) { |
| 729 | GenUnsafePut(invoke->GetLocations(), Primitive::kPrimInt, true, false, codegen_); |
| 730 | } |
| 731 | void IntrinsicCodeGeneratorARM::VisitUnsafePutObject(HInvoke* invoke) { |
| 732 | GenUnsafePut(invoke->GetLocations(), Primitive::kPrimNot, false, false, codegen_); |
| 733 | } |
| 734 | void IntrinsicCodeGeneratorARM::VisitUnsafePutObjectOrdered(HInvoke* invoke) { |
| 735 | GenUnsafePut(invoke->GetLocations(), Primitive::kPrimNot, false, true, codegen_); |
| 736 | } |
| 737 | void IntrinsicCodeGeneratorARM::VisitUnsafePutObjectVolatile(HInvoke* invoke) { |
| 738 | GenUnsafePut(invoke->GetLocations(), Primitive::kPrimNot, true, false, codegen_); |
| 739 | } |
| 740 | void IntrinsicCodeGeneratorARM::VisitUnsafePutLong(HInvoke* invoke) { |
| 741 | GenUnsafePut(invoke->GetLocations(), Primitive::kPrimLong, false, false, codegen_); |
| 742 | } |
| 743 | void IntrinsicCodeGeneratorARM::VisitUnsafePutLongOrdered(HInvoke* invoke) { |
| 744 | GenUnsafePut(invoke->GetLocations(), Primitive::kPrimLong, false, true, codegen_); |
| 745 | } |
| 746 | void IntrinsicCodeGeneratorARM::VisitUnsafePutLongVolatile(HInvoke* invoke) { |
| 747 | GenUnsafePut(invoke->GetLocations(), Primitive::kPrimLong, true, false, codegen_); |
| 748 | } |
| 749 | |
| 750 | static void CreateIntIntIntIntIntToIntPlusTemps(ArenaAllocator* arena, |
| 751 | HInvoke* invoke) { |
| 752 | LocationSummary* locations = new (arena) LocationSummary(invoke, |
| 753 | LocationSummary::kNoCall, |
| 754 | kIntrinsified); |
| 755 | locations->SetInAt(0, Location::NoLocation()); // Unused receiver. |
| 756 | locations->SetInAt(1, Location::RequiresRegister()); |
| 757 | locations->SetInAt(2, Location::RequiresRegister()); |
| 758 | locations->SetInAt(3, Location::RequiresRegister()); |
| 759 | locations->SetInAt(4, Location::RequiresRegister()); |
| 760 | |
| 761 | locations->SetOut(Location::RequiresRegister(), Location::kNoOutputOverlap); |
| 762 | |
| 763 | locations->AddTemp(Location::RequiresRegister()); // Pointer. |
| 764 | locations->AddTemp(Location::RequiresRegister()); // Temp 1. |
| 765 | locations->AddTemp(Location::RequiresRegister()); // Temp 2. |
| 766 | } |
| 767 | |
| 768 | static void GenCas(LocationSummary* locations, Primitive::Type type, CodeGeneratorARM* codegen) { |
| 769 | DCHECK_NE(type, Primitive::kPrimLong); |
| 770 | |
| 771 | ArmAssembler* assembler = codegen->GetAssembler(); |
| 772 | |
| 773 | Register out = locations->Out().AsRegister<Register>(); // Boolean result. |
| 774 | |
| 775 | Register base = locations->InAt(1).AsRegister<Register>(); // Object pointer. |
| 776 | Register offset = locations->InAt(2).AsRegisterPairLow<Register>(); // Offset (discard high 4B). |
| 777 | Register expected_lo = locations->InAt(3).AsRegister<Register>(); // Expected. |
| 778 | Register value_lo = locations->InAt(4).AsRegister<Register>(); // Value. |
| 779 | |
| 780 | Register tmp_ptr = locations->GetTemp(0).AsRegister<Register>(); // Pointer to actual memory. |
| 781 | Register tmp_lo = locations->GetTemp(1).AsRegister<Register>(); // Value in memory. |
| 782 | |
| 783 | if (type == Primitive::kPrimNot) { |
| 784 | // Mark card for object assuming new value is stored. Worst case we will mark an unchanged |
| 785 | // object and scan the receiver at the next GC for nothing. |
Nicolas Geoffray | 07276db | 2015-05-18 14:22:09 +0100 | [diff] [blame] | 786 | bool value_can_be_null = true; // TODO: Worth finding out this information? |
| 787 | codegen->MarkGCCard(tmp_ptr, tmp_lo, base, value_lo, value_can_be_null); |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 788 | } |
| 789 | |
| 790 | // Prevent reordering with prior memory operations. |
| 791 | __ dmb(ISH); |
| 792 | |
| 793 | __ add(tmp_ptr, base, ShifterOperand(offset)); |
| 794 | |
Roland Levillain | 4d02711 | 2015-07-01 15:41:14 +0100 | [diff] [blame] | 795 | if (kPoisonHeapReferences && type == Primitive::kPrimNot) { |
| 796 | codegen->GetAssembler()->PoisonHeapReference(expected_lo); |
| 797 | codegen->GetAssembler()->PoisonHeapReference(value_lo); |
| 798 | } |
| 799 | |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 800 | // do { |
| 801 | // tmp = [r_ptr] - expected; |
| 802 | // } while (tmp == 0 && failure([r_ptr] <- r_new_value)); |
| 803 | // result = tmp != 0; |
| 804 | |
| 805 | Label loop_head; |
| 806 | __ Bind(&loop_head); |
| 807 | |
| 808 | __ ldrex(tmp_lo, tmp_ptr); |
| 809 | |
| 810 | __ subs(tmp_lo, tmp_lo, ShifterOperand(expected_lo)); |
| 811 | |
| 812 | __ it(EQ, ItState::kItT); |
| 813 | __ strex(tmp_lo, value_lo, tmp_ptr, EQ); |
| 814 | __ cmp(tmp_lo, ShifterOperand(1), EQ); |
| 815 | |
| 816 | __ b(&loop_head, EQ); |
| 817 | |
| 818 | __ dmb(ISH); |
| 819 | |
| 820 | __ rsbs(out, tmp_lo, ShifterOperand(1)); |
| 821 | __ it(CC); |
| 822 | __ mov(out, ShifterOperand(0), CC); |
Roland Levillain | 4d02711 | 2015-07-01 15:41:14 +0100 | [diff] [blame] | 823 | |
| 824 | if (kPoisonHeapReferences && type == Primitive::kPrimNot) { |
| 825 | codegen->GetAssembler()->UnpoisonHeapReference(value_lo); |
| 826 | codegen->GetAssembler()->UnpoisonHeapReference(expected_lo); |
| 827 | } |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 828 | } |
| 829 | |
Andreas Gampe | ca71458 | 2015-04-03 19:41:34 -0700 | [diff] [blame] | 830 | void IntrinsicLocationsBuilderARM::VisitUnsafeCASInt(HInvoke* invoke) { |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 831 | CreateIntIntIntIntIntToIntPlusTemps(arena_, invoke); |
| 832 | } |
Andreas Gampe | ca71458 | 2015-04-03 19:41:34 -0700 | [diff] [blame] | 833 | void IntrinsicLocationsBuilderARM::VisitUnsafeCASObject(HInvoke* invoke) { |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 834 | CreateIntIntIntIntIntToIntPlusTemps(arena_, invoke); |
| 835 | } |
| 836 | void IntrinsicCodeGeneratorARM::VisitUnsafeCASInt(HInvoke* invoke) { |
| 837 | GenCas(invoke->GetLocations(), Primitive::kPrimInt, codegen_); |
| 838 | } |
| 839 | void IntrinsicCodeGeneratorARM::VisitUnsafeCASObject(HInvoke* invoke) { |
| 840 | GenCas(invoke->GetLocations(), Primitive::kPrimNot, codegen_); |
| 841 | } |
| 842 | |
| 843 | void IntrinsicLocationsBuilderARM::VisitStringCharAt(HInvoke* invoke) { |
| 844 | LocationSummary* locations = new (arena_) LocationSummary(invoke, |
| 845 | LocationSummary::kCallOnSlowPath, |
| 846 | kIntrinsified); |
| 847 | locations->SetInAt(0, Location::RequiresRegister()); |
| 848 | locations->SetInAt(1, Location::RequiresRegister()); |
| 849 | locations->SetOut(Location::RequiresRegister(), Location::kOutputOverlap); |
| 850 | |
| 851 | locations->AddTemp(Location::RequiresRegister()); |
| 852 | locations->AddTemp(Location::RequiresRegister()); |
| 853 | } |
| 854 | |
| 855 | void IntrinsicCodeGeneratorARM::VisitStringCharAt(HInvoke* invoke) { |
| 856 | ArmAssembler* assembler = GetAssembler(); |
| 857 | LocationSummary* locations = invoke->GetLocations(); |
| 858 | |
| 859 | // Location of reference to data array |
| 860 | const MemberOffset value_offset = mirror::String::ValueOffset(); |
| 861 | // Location of count |
| 862 | const MemberOffset count_offset = mirror::String::CountOffset(); |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 863 | |
| 864 | Register obj = locations->InAt(0).AsRegister<Register>(); // String object pointer. |
| 865 | Register idx = locations->InAt(1).AsRegister<Register>(); // Index of character. |
| 866 | Register out = locations->Out().AsRegister<Register>(); // Result character. |
| 867 | |
| 868 | Register temp = locations->GetTemp(0).AsRegister<Register>(); |
| 869 | Register array_temp = locations->GetTemp(1).AsRegister<Register>(); |
| 870 | |
| 871 | // TODO: Maybe we can support range check elimination. Overall, though, I think it's not worth |
| 872 | // the cost. |
| 873 | // TODO: For simplicity, the index parameter is requested in a register, so different from Quick |
| 874 | // we will not optimize the code for constants (which would save a register). |
| 875 | |
| 876 | SlowPathCodeARM* slow_path = new (GetAllocator()) IntrinsicSlowPathARM(invoke); |
| 877 | codegen_->AddSlowPath(slow_path); |
| 878 | |
| 879 | __ ldr(temp, Address(obj, count_offset.Int32Value())); // temp = str.length. |
| 880 | codegen_->MaybeRecordImplicitNullCheck(invoke); |
| 881 | __ cmp(idx, ShifterOperand(temp)); |
| 882 | __ b(slow_path->GetEntryLabel(), CS); |
| 883 | |
Jeff Hao | 848f70a | 2014-01-15 13:49:50 -0800 | [diff] [blame] | 884 | __ add(array_temp, obj, ShifterOperand(value_offset.Int32Value())); // array_temp := str.value. |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 885 | |
| 886 | // Load the value. |
Jeff Hao | 848f70a | 2014-01-15 13:49:50 -0800 | [diff] [blame] | 887 | __ ldrh(out, Address(array_temp, idx, LSL, 1)); // out := array_temp[idx]. |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 888 | |
| 889 | __ Bind(slow_path->GetExitLabel()); |
| 890 | } |
| 891 | |
Nicolas Geoffray | d75948a | 2015-03-27 09:53:16 +0000 | [diff] [blame] | 892 | void IntrinsicLocationsBuilderARM::VisitStringCompareTo(HInvoke* invoke) { |
| 893 | // The inputs plus one temp. |
| 894 | LocationSummary* locations = new (arena_) LocationSummary(invoke, |
| 895 | LocationSummary::kCall, |
| 896 | kIntrinsified); |
| 897 | InvokeRuntimeCallingConvention calling_convention; |
| 898 | locations->SetInAt(0, Location::RegisterLocation(calling_convention.GetRegisterAt(0))); |
| 899 | locations->SetInAt(1, Location::RegisterLocation(calling_convention.GetRegisterAt(1))); |
| 900 | locations->SetOut(Location::RegisterLocation(R0)); |
| 901 | } |
| 902 | |
| 903 | void IntrinsicCodeGeneratorARM::VisitStringCompareTo(HInvoke* invoke) { |
| 904 | ArmAssembler* assembler = GetAssembler(); |
| 905 | LocationSummary* locations = invoke->GetLocations(); |
| 906 | |
Nicolas Geoffray | 512e04d | 2015-03-27 17:21:24 +0000 | [diff] [blame] | 907 | // Note that the null check must have been done earlier. |
Calin Juravle | 641547a | 2015-04-21 22:08:51 +0100 | [diff] [blame] | 908 | DCHECK(!invoke->CanDoImplicitNullCheckOn(invoke->InputAt(0))); |
Nicolas Geoffray | d75948a | 2015-03-27 09:53:16 +0000 | [diff] [blame] | 909 | |
| 910 | Register argument = locations->InAt(1).AsRegister<Register>(); |
| 911 | __ cmp(argument, ShifterOperand(0)); |
| 912 | SlowPathCodeARM* slow_path = new (GetAllocator()) IntrinsicSlowPathARM(invoke); |
| 913 | codegen_->AddSlowPath(slow_path); |
| 914 | __ b(slow_path->GetEntryLabel(), EQ); |
| 915 | |
| 916 | __ LoadFromOffset( |
| 917 | kLoadWord, LR, TR, QUICK_ENTRYPOINT_OFFSET(kArmWordSize, pStringCompareTo).Int32Value()); |
| 918 | __ blx(LR); |
| 919 | __ Bind(slow_path->GetExitLabel()); |
| 920 | } |
| 921 | |
Andreas Gampe | ba6fdbc | 2015-05-07 22:31:55 -0700 | [diff] [blame] | 922 | static void GenerateVisitStringIndexOf(HInvoke* invoke, |
| 923 | ArmAssembler* assembler, |
| 924 | CodeGeneratorARM* codegen, |
| 925 | ArenaAllocator* allocator, |
| 926 | bool start_at_zero) { |
| 927 | LocationSummary* locations = invoke->GetLocations(); |
| 928 | Register tmp_reg = locations->GetTemp(0).AsRegister<Register>(); |
| 929 | |
| 930 | // Note that the null check must have been done earlier. |
| 931 | DCHECK(!invoke->CanDoImplicitNullCheckOn(invoke->InputAt(0))); |
| 932 | |
| 933 | // Check for code points > 0xFFFF. Either a slow-path check when we don't know statically, |
| 934 | // or directly dispatch if we have a constant. |
| 935 | SlowPathCodeARM* slow_path = nullptr; |
| 936 | if (invoke->InputAt(1)->IsIntConstant()) { |
| 937 | if (static_cast<uint32_t>(invoke->InputAt(1)->AsIntConstant()->GetValue()) > |
| 938 | std::numeric_limits<uint16_t>::max()) { |
| 939 | // Always needs the slow-path. We could directly dispatch to it, but this case should be |
| 940 | // rare, so for simplicity just put the full slow-path down and branch unconditionally. |
| 941 | slow_path = new (allocator) IntrinsicSlowPathARM(invoke); |
| 942 | codegen->AddSlowPath(slow_path); |
| 943 | __ b(slow_path->GetEntryLabel()); |
| 944 | __ Bind(slow_path->GetExitLabel()); |
| 945 | return; |
| 946 | } |
| 947 | } else { |
| 948 | Register char_reg = locations->InAt(1).AsRegister<Register>(); |
| 949 | __ LoadImmediate(tmp_reg, std::numeric_limits<uint16_t>::max()); |
| 950 | __ cmp(char_reg, ShifterOperand(tmp_reg)); |
| 951 | slow_path = new (allocator) IntrinsicSlowPathARM(invoke); |
| 952 | codegen->AddSlowPath(slow_path); |
| 953 | __ b(slow_path->GetEntryLabel(), HI); |
| 954 | } |
| 955 | |
| 956 | if (start_at_zero) { |
| 957 | DCHECK_EQ(tmp_reg, R2); |
| 958 | // Start-index = 0. |
| 959 | __ LoadImmediate(tmp_reg, 0); |
| 960 | } |
| 961 | |
| 962 | __ LoadFromOffset(kLoadWord, LR, TR, |
| 963 | QUICK_ENTRYPOINT_OFFSET(kArmWordSize, pIndexOf).Int32Value()); |
| 964 | __ blx(LR); |
| 965 | |
| 966 | if (slow_path != nullptr) { |
| 967 | __ Bind(slow_path->GetExitLabel()); |
| 968 | } |
| 969 | } |
| 970 | |
| 971 | void IntrinsicLocationsBuilderARM::VisitStringIndexOf(HInvoke* invoke) { |
| 972 | LocationSummary* locations = new (arena_) LocationSummary(invoke, |
| 973 | LocationSummary::kCall, |
| 974 | kIntrinsified); |
| 975 | // We have a hand-crafted assembly stub that follows the runtime calling convention. So it's |
| 976 | // best to align the inputs accordingly. |
| 977 | InvokeRuntimeCallingConvention calling_convention; |
| 978 | locations->SetInAt(0, Location::RegisterLocation(calling_convention.GetRegisterAt(0))); |
| 979 | locations->SetInAt(1, Location::RegisterLocation(calling_convention.GetRegisterAt(1))); |
| 980 | locations->SetOut(Location::RegisterLocation(R0)); |
| 981 | |
| 982 | // Need a temp for slow-path codepoint compare, and need to send start-index=0. |
| 983 | locations->AddTemp(Location::RegisterLocation(calling_convention.GetRegisterAt(2))); |
| 984 | } |
| 985 | |
| 986 | void IntrinsicCodeGeneratorARM::VisitStringIndexOf(HInvoke* invoke) { |
| 987 | GenerateVisitStringIndexOf(invoke, GetAssembler(), codegen_, GetAllocator(), true); |
| 988 | } |
| 989 | |
| 990 | void IntrinsicLocationsBuilderARM::VisitStringIndexOfAfter(HInvoke* invoke) { |
| 991 | LocationSummary* locations = new (arena_) LocationSummary(invoke, |
| 992 | LocationSummary::kCall, |
| 993 | kIntrinsified); |
| 994 | // We have a hand-crafted assembly stub that follows the runtime calling convention. So it's |
| 995 | // best to align the inputs accordingly. |
| 996 | InvokeRuntimeCallingConvention calling_convention; |
| 997 | locations->SetInAt(0, Location::RegisterLocation(calling_convention.GetRegisterAt(0))); |
| 998 | locations->SetInAt(1, Location::RegisterLocation(calling_convention.GetRegisterAt(1))); |
| 999 | locations->SetInAt(2, Location::RegisterLocation(calling_convention.GetRegisterAt(2))); |
| 1000 | locations->SetOut(Location::RegisterLocation(R0)); |
| 1001 | |
| 1002 | // Need a temp for slow-path codepoint compare. |
| 1003 | locations->AddTemp(Location::RequiresRegister()); |
| 1004 | } |
| 1005 | |
| 1006 | void IntrinsicCodeGeneratorARM::VisitStringIndexOfAfter(HInvoke* invoke) { |
| 1007 | GenerateVisitStringIndexOf(invoke, GetAssembler(), codegen_, GetAllocator(), false); |
| 1008 | } |
| 1009 | |
Jeff Hao | 848f70a | 2014-01-15 13:49:50 -0800 | [diff] [blame] | 1010 | void IntrinsicLocationsBuilderARM::VisitStringNewStringFromBytes(HInvoke* invoke) { |
| 1011 | LocationSummary* locations = new (arena_) LocationSummary(invoke, |
| 1012 | LocationSummary::kCall, |
| 1013 | kIntrinsified); |
| 1014 | InvokeRuntimeCallingConvention calling_convention; |
| 1015 | locations->SetInAt(0, Location::RegisterLocation(calling_convention.GetRegisterAt(0))); |
| 1016 | locations->SetInAt(1, Location::RegisterLocation(calling_convention.GetRegisterAt(1))); |
| 1017 | locations->SetInAt(2, Location::RegisterLocation(calling_convention.GetRegisterAt(2))); |
| 1018 | locations->SetInAt(3, Location::RegisterLocation(calling_convention.GetRegisterAt(3))); |
| 1019 | locations->SetOut(Location::RegisterLocation(R0)); |
| 1020 | } |
| 1021 | |
| 1022 | void IntrinsicCodeGeneratorARM::VisitStringNewStringFromBytes(HInvoke* invoke) { |
| 1023 | ArmAssembler* assembler = GetAssembler(); |
| 1024 | LocationSummary* locations = invoke->GetLocations(); |
| 1025 | |
| 1026 | Register byte_array = locations->InAt(0).AsRegister<Register>(); |
| 1027 | __ cmp(byte_array, ShifterOperand(0)); |
| 1028 | SlowPathCodeARM* slow_path = new (GetAllocator()) IntrinsicSlowPathARM(invoke); |
| 1029 | codegen_->AddSlowPath(slow_path); |
| 1030 | __ b(slow_path->GetEntryLabel(), EQ); |
| 1031 | |
| 1032 | __ LoadFromOffset( |
| 1033 | kLoadWord, LR, TR, QUICK_ENTRYPOINT_OFFSET(kArmWordSize, pAllocStringFromBytes).Int32Value()); |
| 1034 | codegen_->RecordPcInfo(invoke, invoke->GetDexPc()); |
| 1035 | __ blx(LR); |
| 1036 | __ Bind(slow_path->GetExitLabel()); |
| 1037 | } |
| 1038 | |
| 1039 | void IntrinsicLocationsBuilderARM::VisitStringNewStringFromChars(HInvoke* invoke) { |
| 1040 | LocationSummary* locations = new (arena_) LocationSummary(invoke, |
| 1041 | LocationSummary::kCall, |
| 1042 | kIntrinsified); |
| 1043 | InvokeRuntimeCallingConvention calling_convention; |
| 1044 | locations->SetInAt(0, Location::RegisterLocation(calling_convention.GetRegisterAt(0))); |
| 1045 | locations->SetInAt(1, Location::RegisterLocation(calling_convention.GetRegisterAt(1))); |
| 1046 | locations->SetInAt(2, Location::RegisterLocation(calling_convention.GetRegisterAt(2))); |
| 1047 | locations->SetOut(Location::RegisterLocation(R0)); |
| 1048 | } |
| 1049 | |
| 1050 | void IntrinsicCodeGeneratorARM::VisitStringNewStringFromChars(HInvoke* invoke) { |
| 1051 | ArmAssembler* assembler = GetAssembler(); |
| 1052 | |
| 1053 | __ LoadFromOffset( |
| 1054 | kLoadWord, LR, TR, QUICK_ENTRYPOINT_OFFSET(kArmWordSize, pAllocStringFromChars).Int32Value()); |
| 1055 | codegen_->RecordPcInfo(invoke, invoke->GetDexPc()); |
| 1056 | __ blx(LR); |
| 1057 | } |
| 1058 | |
| 1059 | void IntrinsicLocationsBuilderARM::VisitStringNewStringFromString(HInvoke* invoke) { |
| 1060 | LocationSummary* locations = new (arena_) LocationSummary(invoke, |
| 1061 | LocationSummary::kCall, |
| 1062 | kIntrinsified); |
| 1063 | InvokeRuntimeCallingConvention calling_convention; |
| 1064 | locations->SetInAt(0, Location::RegisterLocation(calling_convention.GetRegisterAt(0))); |
| 1065 | locations->SetOut(Location::RegisterLocation(R0)); |
| 1066 | } |
| 1067 | |
| 1068 | void IntrinsicCodeGeneratorARM::VisitStringNewStringFromString(HInvoke* invoke) { |
| 1069 | ArmAssembler* assembler = GetAssembler(); |
| 1070 | LocationSummary* locations = invoke->GetLocations(); |
| 1071 | |
| 1072 | Register string_to_copy = locations->InAt(0).AsRegister<Register>(); |
| 1073 | __ cmp(string_to_copy, ShifterOperand(0)); |
| 1074 | SlowPathCodeARM* slow_path = new (GetAllocator()) IntrinsicSlowPathARM(invoke); |
| 1075 | codegen_->AddSlowPath(slow_path); |
| 1076 | __ b(slow_path->GetEntryLabel(), EQ); |
| 1077 | |
| 1078 | __ LoadFromOffset(kLoadWord, |
| 1079 | LR, TR, QUICK_ENTRYPOINT_OFFSET(kArmWordSize, pAllocStringFromString).Int32Value()); |
| 1080 | codegen_->RecordPcInfo(invoke, invoke->GetDexPc()); |
| 1081 | __ blx(LR); |
| 1082 | __ Bind(slow_path->GetExitLabel()); |
| 1083 | } |
| 1084 | |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 1085 | // Unimplemented intrinsics. |
| 1086 | |
| 1087 | #define UNIMPLEMENTED_INTRINSIC(Name) \ |
| 1088 | void IntrinsicLocationsBuilderARM::Visit ## Name(HInvoke* invoke ATTRIBUTE_UNUSED) { \ |
| 1089 | } \ |
| 1090 | void IntrinsicCodeGeneratorARM::Visit ## Name(HInvoke* invoke ATTRIBUTE_UNUSED) { \ |
| 1091 | } |
| 1092 | |
| 1093 | UNIMPLEMENTED_INTRINSIC(IntegerReverse) |
| 1094 | UNIMPLEMENTED_INTRINSIC(IntegerReverseBytes) |
| 1095 | UNIMPLEMENTED_INTRINSIC(LongReverse) |
| 1096 | UNIMPLEMENTED_INTRINSIC(LongReverseBytes) |
| 1097 | UNIMPLEMENTED_INTRINSIC(ShortReverseBytes) |
| 1098 | UNIMPLEMENTED_INTRINSIC(MathMinDoubleDouble) |
| 1099 | UNIMPLEMENTED_INTRINSIC(MathMinFloatFloat) |
| 1100 | UNIMPLEMENTED_INTRINSIC(MathMaxDoubleDouble) |
| 1101 | UNIMPLEMENTED_INTRINSIC(MathMaxFloatFloat) |
| 1102 | UNIMPLEMENTED_INTRINSIC(MathMinLongLong) |
| 1103 | UNIMPLEMENTED_INTRINSIC(MathMaxLongLong) |
| 1104 | UNIMPLEMENTED_INTRINSIC(MathCeil) // Could be done by changing rounding mode, maybe? |
| 1105 | UNIMPLEMENTED_INTRINSIC(MathFloor) // Could be done by changing rounding mode, maybe? |
| 1106 | UNIMPLEMENTED_INTRINSIC(MathRint) |
| 1107 | UNIMPLEMENTED_INTRINSIC(MathRoundDouble) // Could be done by changing rounding mode, maybe? |
| 1108 | UNIMPLEMENTED_INTRINSIC(MathRoundFloat) // Could be done by changing rounding mode, maybe? |
| 1109 | UNIMPLEMENTED_INTRINSIC(UnsafeCASLong) // High register pressure. |
| 1110 | UNIMPLEMENTED_INTRINSIC(SystemArrayCopyChar) |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 1111 | UNIMPLEMENTED_INTRINSIC(ReferenceGetReferent) |
Jeff Hao | 848f70a | 2014-01-15 13:49:50 -0800 | [diff] [blame] | 1112 | UNIMPLEMENTED_INTRINSIC(StringGetCharsNoCheck) |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 1113 | |
Roland Levillain | 4d02711 | 2015-07-01 15:41:14 +0100 | [diff] [blame] | 1114 | #undef UNIMPLEMENTED_INTRINSIC |
| 1115 | |
| 1116 | #undef __ |
| 1117 | |
Andreas Gampe | 2bcf9bf | 2015-01-29 09:56:07 -0800 | [diff] [blame] | 1118 | } // namespace arm |
| 1119 | } // namespace art |