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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_X64. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_X64. |
6 #if defined(TARGET_ARCH_X64) | 6 #if defined(TARGET_ARCH_X64) |
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" |
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5901 __ BranchIfNotSmi(value, deopt); | 5901 __ BranchIfNotSmi(value, deopt); |
5902 } | 5902 } |
5903 | 5903 |
5904 | 5904 |
5905 LocationSummary* CheckClassIdInstr::MakeLocationSummary(Zone* zone, | 5905 LocationSummary* CheckClassIdInstr::MakeLocationSummary(Zone* zone, |
5906 bool opt) const { | 5906 bool opt) const { |
5907 const intptr_t kNumInputs = 1; | 5907 const intptr_t kNumInputs = 1; |
5908 const intptr_t kNumTemps = 0; | 5908 const intptr_t kNumTemps = 0; |
5909 LocationSummary* summary = new (zone) | 5909 LocationSummary* summary = new (zone) |
5910 LocationSummary(zone, kNumInputs, kNumTemps, LocationSummary::kNoCall); | 5910 LocationSummary(zone, kNumInputs, kNumTemps, LocationSummary::kNoCall); |
5911 summary->set_in(0, Location::RequiresRegister()); | 5911 summary->set_in(0, cids_.IsSingleCid() ? Location::RequiresRegister() |
| 5912 : Location::WritableRegister()); |
5912 return summary; | 5913 return summary; |
5913 } | 5914 } |
5914 | 5915 |
5915 | 5916 |
5916 void CheckClassIdInstr::EmitNativeCode(FlowGraphCompiler* compiler) { | 5917 void CheckClassIdInstr::EmitNativeCode(FlowGraphCompiler* compiler) { |
5917 Register value = locs()->in(0).reg(); | 5918 Register value = locs()->in(0).reg(); |
5918 Label* deopt = compiler->AddDeoptStub(deopt_id(), ICData::kDeoptCheckClass); | 5919 Label* deopt = compiler->AddDeoptStub(deopt_id(), ICData::kDeoptCheckClass); |
5919 __ CompareImmediate(value, Immediate(Smi::RawValue(cid_))); | 5920 if (cids_.IsSingleCid()) { |
5920 __ j(NOT_ZERO, deopt); | 5921 __ CompareImmediate(value, Immediate(Smi::RawValue(cids_.cid_start))); |
| 5922 __ j(NOT_ZERO, deopt); |
| 5923 } else { |
| 5924 __ AddImmediate(value, Immediate(-Smi::RawValue(cids_.cid_start))); |
| 5925 __ cmpq(value, Immediate(Smi::RawValue(cids_.Extent()))); |
| 5926 __ j(ABOVE, deopt); |
| 5927 } |
5921 } | 5928 } |
5922 | 5929 |
5923 | 5930 |
5924 LocationSummary* GenericCheckBoundInstr::MakeLocationSummary(Zone* zone, | 5931 LocationSummary* GenericCheckBoundInstr::MakeLocationSummary(Zone* zone, |
5925 bool opt) const { | 5932 bool opt) const { |
5926 const intptr_t kNumInputs = 2; | 5933 const intptr_t kNumInputs = 2; |
5927 const intptr_t kNumTemps = 0; | 5934 const intptr_t kNumTemps = 0; |
5928 LocationSummary* locs = new (zone) LocationSummary( | 5935 LocationSummary* locs = new (zone) LocationSummary( |
5929 zone, kNumInputs, kNumTemps, LocationSummary::kCallOnSlowPath); | 5936 zone, kNumInputs, kNumTemps, LocationSummary::kCallOnSlowPath); |
5930 locs->set_in(kLengthPos, Location::RequiresRegister()); | 5937 locs->set_in(kLengthPos, Location::RequiresRegister()); |
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6790 __ Drop(1); | 6797 __ Drop(1); |
6791 __ popq(result); | 6798 __ popq(result); |
6792 } | 6799 } |
6793 | 6800 |
6794 | 6801 |
6795 } // namespace dart | 6802 } // namespace dart |
6796 | 6803 |
6797 #undef __ | 6804 #undef __ |
6798 | 6805 |
6799 #endif // defined TARGET_ARCH_X64 | 6806 #endif // defined TARGET_ARCH_X64 |
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