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1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2016, 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_DBC. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_DBC. |
6 #if defined(TARGET_ARCH_DBC) | 6 #if defined(TARGET_ARCH_DBC) |
7 | 7 |
8 #include "vm/intermediate_language.h" | 8 #include "vm/intermediate_language.h" |
9 | 9 |
10 #include "vm/cpu.h" | 10 #include "vm/cpu.h" |
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94 M(ShiftUint32Op) \ | 94 M(ShiftUint32Op) \ |
95 M(UnaryUint32Op) \ | 95 M(UnaryUint32Op) \ |
96 M(UnboxedIntConverter) \ | 96 M(UnboxedIntConverter) \ |
97 M(BoxInteger32) \ | 97 M(BoxInteger32) \ |
98 M(UnboxInteger32) \ | 98 M(UnboxInteger32) \ |
99 M(CheckedSmiOp) \ | 99 M(CheckedSmiOp) \ |
100 | 100 |
101 // List of instructions that are not used by DBC. | 101 // List of instructions that are not used by DBC. |
102 #define FOR_EACH_UNREACHABLE_INSTRUCTION(M) \ | 102 #define FOR_EACH_UNREACHABLE_INSTRUCTION(M) \ |
103 M(CaseInsensitiveCompareUC16) \ | 103 M(CaseInsensitiveCompareUC16) \ |
104 M(GenericCheckBound) \ | |
105 M(GrowRegExpStack) \ | 104 M(GrowRegExpStack) \ |
106 M(IndirectGoto) | 105 M(IndirectGoto) |
107 | 106 |
108 // Location summaries actually are not used by the unoptimizing DBC compiler | 107 // Location summaries actually are not used by the unoptimizing DBC compiler |
109 // because we don't allocate any registers. | 108 // because we don't allocate any registers. |
110 static LocationSummary* CreateLocationSummary( | 109 static LocationSummary* CreateLocationSummary( |
111 Zone* zone, | 110 Zone* zone, |
112 intptr_t num_inputs, | 111 intptr_t num_inputs, |
113 Location output = Location::NoLocation(), | 112 Location output = Location::NoLocation(), |
114 LocationSummary::ContainsCall contains_call = LocationSummary::kNoCall) { | 113 LocationSummary::ContainsCall contains_call = LocationSummary::kNoCall) { |
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1344 BranchInstr* branch) { | 1343 BranchInstr* branch) { |
1345 BranchLabels labels = compiler->CreateBranchLabels(branch); | 1344 BranchLabels labels = compiler->CreateBranchLabels(branch); |
1346 Condition true_condition = EmitComparisonCode(compiler, labels); | 1345 Condition true_condition = EmitComparisonCode(compiler, labels); |
1347 EmitBranchOnCondition(compiler, true_condition, labels); | 1346 EmitBranchOnCondition(compiler, true_condition, labels); |
1348 } | 1347 } |
1349 | 1348 |
1350 | 1349 |
1351 EMIT_NATIVE_CODE(CheckArrayBound, 2) { | 1350 EMIT_NATIVE_CODE(CheckArrayBound, 2) { |
1352 const Register length = locs()->in(kLengthPos).reg(); | 1351 const Register length = locs()->in(kLengthPos).reg(); |
1353 const Register index = locs()->in(kIndexPos).reg(); | 1352 const Register index = locs()->in(kIndexPos).reg(); |
1354 const intptr_t index_cid = this->index()->Type()->ToCid(); | |
1355 if (index_cid != kSmiCid) { | |
1356 __ CheckSmi(index); | |
1357 compiler->EmitDeopt(deopt_id(), | |
1358 ICData::kDeoptCheckArrayBound, | |
1359 (generalized_ ? ICData::kGeneralized : 0) | | |
1360 (licm_hoisted_ ? ICData::kHoisted : 0)); | |
1361 } | |
1362 __ IfULe(length, index); | 1353 __ IfULe(length, index); |
1363 compiler->EmitDeopt(deopt_id(), | 1354 compiler->EmitDeopt(deopt_id(), |
1364 ICData::kDeoptCheckArrayBound, | 1355 ICData::kDeoptCheckArrayBound, |
1365 (generalized_ ? ICData::kGeneralized : 0) | | 1356 (generalized_ ? ICData::kGeneralized : 0) | |
1366 (licm_hoisted_ ? ICData::kHoisted : 0)); | 1357 (licm_hoisted_ ? ICData::kHoisted : 0)); |
1367 } | 1358 } |
1368 | 1359 |
1369 } // namespace dart | 1360 } // namespace dart |
1370 | 1361 |
1371 #endif // defined TARGET_ARCH_DBC | 1362 #endif // defined TARGET_ARCH_DBC |
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