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Side by Side Diff: runtime/vm/intermediate_language_ia32.cc

Issue 2951053003: VM(RegExp): Allow OSR optimization of RegExp :matcher functions. (Closed)
Patch Set: Fix bugs with stack growing and block pruning Created 3 years, 6 months ago
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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_IA32. 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_IA32.
6 #if defined(TARGET_ARCH_IA32) 6 #if defined(TARGET_ARCH_IA32)
7 7
8 #include "vm/intermediate_language.h" 8 #include "vm/intermediate_language.h"
9 9
10 #include "vm/compiler.h" 10 #include "vm/compiler.h"
(...skipping 6769 matching lines...) Expand 10 before | Expand all | Expand 10 after
6780 } 6780 }
6781 6781
6782 6782
6783 void DebugStepCheckInstr::EmitNativeCode(FlowGraphCompiler* compiler) { 6783 void DebugStepCheckInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
6784 ASSERT(!compiler->is_optimizing()); 6784 ASSERT(!compiler->is_optimizing());
6785 __ Call(*StubCode::DebugStepCheck_entry()); 6785 __ Call(*StubCode::DebugStepCheck_entry());
6786 compiler->EmitCallsiteMetaData(token_pos(), deopt_id_, stub_kind_, locs()); 6786 compiler->EmitCallsiteMetaData(token_pos(), deopt_id_, stub_kind_, locs());
6787 } 6787 }
6788 6788
6789 6789
6790 LocationSummary* GrowRegExpStackInstr::MakeLocationSummary(Zone* zone,
6791 bool opt) const {
6792 const intptr_t kNumInputs = 1;
6793 const intptr_t kNumTemps = 0;
6794 LocationSummary* locs = new (zone)
6795 LocationSummary(zone, kNumInputs, kNumTemps, LocationSummary::kCall);
6796 locs->set_in(0, Location::RegisterLocation(EAX));
6797 locs->set_out(0, Location::RegisterLocation(EAX));
6798 return locs;
6799 }
6800
6801
6802 void GrowRegExpStackInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
6803 const Register typed_data = locs()->in(0).reg();
6804 const Register result = locs()->out(0).reg();
6805 __ PushObject(Object::null_object());
6806 __ pushl(typed_data);
6807 compiler->GenerateRuntimeCall(TokenPosition::kNoSource, deopt_id(),
6808 kGrowRegExpStackRuntimeEntry, 1, locs());
6809 __ Drop(1);
6810 __ popl(result);
6811 }
6812
6813
6814 } // namespace dart 6790 } // namespace dart
6815 6791
6816 #undef __ 6792 #undef __
6817 6793
6818 #endif // defined TARGET_ARCH_IA32 6794 #endif // defined TARGET_ARCH_IA32
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