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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_MIPS. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_MIPS. |
6 #if defined(TARGET_ARCH_MIPS) | 6 #if defined(TARGET_ARCH_MIPS) |
7 | 7 |
8 #include "vm/intermediate_language.h" | 8 #include "vm/intermediate_language.h" |
9 | 9 |
10 #include "lib/error.h" | 10 #include "lib/error.h" |
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146 | 146 |
147 | 147 |
148 void ClosureCallInstr::EmitNativeCode(FlowGraphCompiler* compiler) { | 148 void ClosureCallInstr::EmitNativeCode(FlowGraphCompiler* compiler) { |
149 // The arguments to the stub include the closure, as does the arguments | 149 // The arguments to the stub include the closure, as does the arguments |
150 // descriptor. | 150 // descriptor. |
151 Register temp_reg = locs()->temp(0).reg(); | 151 Register temp_reg = locs()->temp(0).reg(); |
152 int argument_count = ArgumentCount(); | 152 int argument_count = ArgumentCount(); |
153 const Array& arguments_descriptor = | 153 const Array& arguments_descriptor = |
154 Array::ZoneHandle(ArgumentsDescriptor::New(argument_count, | 154 Array::ZoneHandle(ArgumentsDescriptor::New(argument_count, |
155 argument_names())); | 155 argument_names())); |
| 156 ASSERT(temp_reg == S4); |
156 __ LoadObject(temp_reg, arguments_descriptor); | 157 __ LoadObject(temp_reg, arguments_descriptor); |
157 compiler->GenerateDartCall(deopt_id(), | 158 compiler->GenerateDartCall(deopt_id(), |
158 token_pos(), | 159 token_pos(), |
159 &StubCode::CallClosureFunctionLabel(), | 160 &StubCode::CallClosureFunctionLabel(), |
160 PcDescriptors::kClosureCall, | 161 PcDescriptors::kClosureCall, |
161 locs()); | 162 locs()); |
162 __ Drop(argument_count); | 163 __ Drop(argument_count); |
163 } | 164 } |
164 | 165 |
165 | 166 |
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376 intptr_t token_pos, | 377 intptr_t token_pos, |
377 Token::Kind kind, | 378 Token::Kind kind, |
378 LocationSummary* locs, | 379 LocationSummary* locs, |
379 const ICData& original_ic_data) { | 380 const ICData& original_ic_data) { |
380 if (!compiler->is_optimizing()) { | 381 if (!compiler->is_optimizing()) { |
381 compiler->AddCurrentDescriptor(PcDescriptors::kDeopt, | 382 compiler->AddCurrentDescriptor(PcDescriptors::kDeopt, |
382 deopt_id, | 383 deopt_id, |
383 token_pos); | 384 token_pos); |
384 } | 385 } |
385 const int kNumberOfArguments = 2; | 386 const int kNumberOfArguments = 2; |
386 const Array& kNoArgumentNames = Array::Handle(); | 387 const Array& kNoArgumentNames = Object::null_array(); |
387 const int kNumArgumentsChecked = 2; | 388 const int kNumArgumentsChecked = 2; |
388 | 389 |
389 __ TraceSimMsg("EmitEqualityAsInstanceCall"); | 390 __ TraceSimMsg("EmitEqualityAsInstanceCall"); |
390 __ Comment("EmitEqualityAsInstanceCall"); | 391 __ Comment("EmitEqualityAsInstanceCall"); |
391 Label check_identity; | 392 Label check_identity; |
392 __ lw(A1, Address(SP, 1 * kWordSize)); | 393 __ lw(A1, Address(SP, 1 * kWordSize)); |
393 __ lw(A0, Address(SP, 0 * kWordSize)); | 394 __ lw(A0, Address(SP, 0 * kWordSize)); |
394 __ LoadImmediate(TMP, reinterpret_cast<int32_t>(Object::null())); | 395 __ LoadImmediate(TMP, reinterpret_cast<int32_t>(Object::null())); |
395 __ beq(A1, TMP, &check_identity); | 396 __ beq(A1, TMP, &check_identity); |
396 __ beq(A0, TMP, &check_identity); | 397 __ beq(A0, TMP, &check_identity); |
397 | 398 |
398 ICData& equality_ic_data = ICData::ZoneHandle(); | 399 ICData& equality_ic_data = ICData::ZoneHandle(); |
399 if (compiler->is_optimizing() && FLAG_propagate_ic_data) { | 400 if (compiler->is_optimizing() && FLAG_propagate_ic_data) { |
400 ASSERT(!original_ic_data.IsNull()); | 401 ASSERT(!original_ic_data.IsNull()); |
401 if (original_ic_data.NumberOfChecks() == 0) { | 402 if (original_ic_data.NumberOfChecks() == 0) { |
402 // IC call for reoptimization populates original ICData. | 403 // IC call for reoptimization populates original ICData. |
403 equality_ic_data = original_ic_data.raw(); | 404 equality_ic_data = original_ic_data.raw(); |
404 } else { | 405 } else { |
405 // Megamorphic call. | 406 // Megamorphic call. |
406 equality_ic_data = original_ic_data.AsUnaryClassChecks(); | 407 equality_ic_data = original_ic_data.AsUnaryClassChecks(); |
407 } | 408 } |
408 } else { | 409 } else { |
| 410 const Array& arguments_descriptor = |
| 411 Array::Handle(ArgumentsDescriptor::New(kNumberOfArguments, |
| 412 kNoArgumentNames)); |
409 equality_ic_data = ICData::New(compiler->parsed_function().function(), | 413 equality_ic_data = ICData::New(compiler->parsed_function().function(), |
410 Symbols::EqualOperator(), | 414 Symbols::EqualOperator(), |
| 415 arguments_descriptor, |
411 deopt_id, | 416 deopt_id, |
412 kNumArgumentsChecked); | 417 kNumArgumentsChecked); |
413 } | 418 } |
414 compiler->GenerateInstanceCall(deopt_id, | 419 compiler->GenerateInstanceCall(deopt_id, |
415 token_pos, | 420 token_pos, |
416 kNumberOfArguments, | 421 kNumberOfArguments, |
417 kNoArgumentNames, | 422 kNoArgumentNames, |
418 locs, | 423 locs, |
419 equality_ic_data); | 424 equality_ic_data); |
420 Label check_ne; | 425 Label check_ne; |
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568 Register result = locs->out().reg(); | 573 Register result = locs->out().reg(); |
569 Label load_true; | 574 Label load_true; |
570 EmitBranchAfterCompare(compiler, cond, &load_true); | 575 EmitBranchAfterCompare(compiler, cond, &load_true); |
571 __ LoadObject(result, Bool::False()); | 576 __ LoadObject(result, Bool::False()); |
572 __ b(&done); | 577 __ b(&done); |
573 __ Bind(&load_true); | 578 __ Bind(&load_true); |
574 __ LoadObject(result, Bool::True()); | 579 __ LoadObject(result, Bool::True()); |
575 } | 580 } |
576 } else { | 581 } else { |
577 const int kNumberOfArguments = 2; | 582 const int kNumberOfArguments = 2; |
578 const Array& kNoArgumentNames = Array::Handle(); | 583 const Array& kNoArgumentNames = Object::null_array(); |
579 compiler->GenerateStaticCall(deopt_id, | 584 compiler->GenerateStaticCall(deopt_id, |
580 token_pos, | 585 token_pos, |
581 target, | 586 target, |
582 kNumberOfArguments, | 587 kNumberOfArguments, |
583 kNoArgumentNames, | 588 kNoArgumentNames, |
584 locs); | 589 locs); |
585 if (branch == NULL) { | 590 if (branch == NULL) { |
586 if (kind == Token::kNE) { | 591 if (kind == Token::kNE) { |
587 Label is_true; | 592 Label is_true; |
588 __ CompareObject(CMPRES, TMP1, V0, Bool::True()); | 593 __ CompareObject(CMPRES, TMP1, V0, Bool::True()); |
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978 __ sw(left, Address(SP, 1 * kWordSize)); | 983 __ sw(left, Address(SP, 1 * kWordSize)); |
979 __ sw(right, Address(SP, 0 * kWordSize)); | 984 __ sw(right, Address(SP, 0 * kWordSize)); |
980 if (HasICData() && (ic_data()->NumberOfChecks() > 0)) { | 985 if (HasICData() && (ic_data()->NumberOfChecks() > 0)) { |
981 Label* deopt = compiler->AddDeoptStub(deopt_id(), kDeoptRelationalOp); | 986 Label* deopt = compiler->AddDeoptStub(deopt_id(), kDeoptRelationalOp); |
982 // Load class into A2. | 987 // Load class into A2. |
983 const intptr_t kNumArguments = 2; | 988 const intptr_t kNumArguments = 2; |
984 LoadValueCid(compiler, A2, left); | 989 LoadValueCid(compiler, A2, left); |
985 compiler->EmitTestAndCall(ICData::Handle(ic_data()->AsUnaryClassChecks()), | 990 compiler->EmitTestAndCall(ICData::Handle(ic_data()->AsUnaryClassChecks()), |
986 A2, // Class id register. | 991 A2, // Class id register. |
987 kNumArguments, | 992 kNumArguments, |
988 Array::Handle(), // No named arguments. | 993 Object::null_array(), // No named arguments. |
989 deopt, // Deoptimize target. | 994 deopt, // Deoptimize target. |
990 deopt_id(), | 995 deopt_id(), |
991 token_pos(), | 996 token_pos(), |
992 locs()); | 997 locs()); |
993 return; | 998 return; |
994 } | 999 } |
995 const String& function_name = | 1000 const String& function_name = |
996 String::ZoneHandle(Symbols::New(Token::Str(kind()))); | 1001 String::ZoneHandle(Symbols::New(Token::Str(kind()))); |
997 if (!compiler->is_optimizing()) { | 1002 if (!compiler->is_optimizing()) { |
998 compiler->AddCurrentDescriptor(PcDescriptors::kDeopt, | 1003 compiler->AddCurrentDescriptor(PcDescriptors::kDeopt, |
999 deopt_id(), | 1004 deopt_id(), |
1000 token_pos()); | 1005 token_pos()); |
1001 } | 1006 } |
1002 const intptr_t kNumArguments = 2; | 1007 const intptr_t kNumArguments = 2; |
1003 const intptr_t kNumArgsChecked = 2; // Type-feedback. | 1008 const intptr_t kNumArgsChecked = 2; // Type-feedback. |
1004 ICData& relational_ic_data = ICData::ZoneHandle(ic_data()->raw()); | 1009 ICData& relational_ic_data = ICData::ZoneHandle(ic_data()->raw()); |
1005 if (compiler->is_optimizing() && FLAG_propagate_ic_data) { | 1010 if (compiler->is_optimizing() && FLAG_propagate_ic_data) { |
1006 ASSERT(!ic_data()->IsNull()); | 1011 ASSERT(!ic_data()->IsNull()); |
1007 if (ic_data()->NumberOfChecks() == 0) { | 1012 if (ic_data()->NumberOfChecks() == 0) { |
1008 // IC call for reoptimization populates original ICData. | 1013 // IC call for reoptimization populates original ICData. |
1009 relational_ic_data = ic_data()->raw(); | 1014 relational_ic_data = ic_data()->raw(); |
1010 } else { | 1015 } else { |
1011 // Megamorphic call. | 1016 // Megamorphic call. |
1012 relational_ic_data = ic_data()->AsUnaryClassChecks(); | 1017 relational_ic_data = ic_data()->AsUnaryClassChecks(); |
1013 } | 1018 } |
1014 } else { | 1019 } else { |
| 1020 const Array& arguments_descriptor = |
| 1021 Array::Handle(ArgumentsDescriptor::New(kNumArguments, |
| 1022 Object::null_array())); |
1015 relational_ic_data = ICData::New(compiler->parsed_function().function(), | 1023 relational_ic_data = ICData::New(compiler->parsed_function().function(), |
1016 function_name, | 1024 function_name, |
| 1025 arguments_descriptor, |
1017 deopt_id(), | 1026 deopt_id(), |
1018 kNumArgsChecked); | 1027 kNumArgsChecked); |
1019 } | 1028 } |
1020 compiler->GenerateInstanceCall(deopt_id(), | 1029 compiler->GenerateInstanceCall(deopt_id(), |
1021 token_pos(), | 1030 token_pos(), |
1022 kNumArguments, | 1031 kNumArguments, |
1023 Array::ZoneHandle(), // No optional arguments. | 1032 Object::null_array(), // No optional args. |
1024 locs(), | 1033 locs(), |
1025 relational_ic_data); | 1034 relational_ic_data); |
1026 } | 1035 } |
1027 | 1036 |
1028 | 1037 |
1029 void RelationalOpInstr::EmitBranchCode(FlowGraphCompiler* compiler, | 1038 void RelationalOpInstr::EmitBranchCode(FlowGraphCompiler* compiler, |
1030 BranchInstr* branch) { | 1039 BranchInstr* branch) { |
1031 __ TraceSimMsg("RelationalOpInstr"); | 1040 __ TraceSimMsg("RelationalOpInstr"); |
1032 if (operands_class_id() == kSmiCid) { | 1041 if (operands_class_id() == kSmiCid) { |
1033 EmitSmiComparisonOp(compiler, *locs(), kind(), branch); | 1042 EmitSmiComparisonOp(compiler, *locs(), kind(), branch); |
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3668 compiler->GenerateCall(token_pos(), | 3677 compiler->GenerateCall(token_pos(), |
3669 &label, | 3678 &label, |
3670 PcDescriptors::kOther, | 3679 PcDescriptors::kOther, |
3671 locs()); | 3680 locs()); |
3672 __ Drop(2); // Discard type arguments and receiver. | 3681 __ Drop(2); // Discard type arguments and receiver. |
3673 } | 3682 } |
3674 | 3683 |
3675 } // namespace dart | 3684 } // namespace dart |
3676 | 3685 |
3677 #endif // defined TARGET_ARCH_MIPS | 3686 #endif // defined TARGET_ARCH_MIPS |
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