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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_XXX. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_XXX. |
6 | 6 |
7 #include "vm/flow_graph_compiler.h" | 7 #include "vm/flow_graph_compiler.h" |
8 | 8 |
9 #include "vm/bit_vector.h" | 9 #include "vm/bit_vector.h" |
10 #include "vm/cha.h" | 10 #include "vm/cha.h" |
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44 DECLARE_FLAG(bool, use_osr); | 44 DECLARE_FLAG(bool, use_osr); |
45 DECLARE_FLAG(int, stacktrace_every); | 45 DECLARE_FLAG(int, stacktrace_every); |
46 DECLARE_FLAG(charp, stacktrace_filter); | 46 DECLARE_FLAG(charp, stacktrace_filter); |
47 DECLARE_FLAG(int, deoptimize_every); | 47 DECLARE_FLAG(int, deoptimize_every); |
48 DECLARE_FLAG(charp, deoptimize_filter); | 48 DECLARE_FLAG(charp, deoptimize_filter); |
49 DECLARE_FLAG(bool, warn_on_javascript_compatibility); | 49 DECLARE_FLAG(bool, warn_on_javascript_compatibility); |
50 DEFINE_FLAG(bool, enable_simd_inline, true, | 50 DEFINE_FLAG(bool, enable_simd_inline, true, |
51 "Enable inlining of SIMD related method calls."); | 51 "Enable inlining of SIMD related method calls."); |
52 DEFINE_FLAG(bool, source_lines, false, "Emit source line as assembly comment."); | 52 DEFINE_FLAG(bool, source_lines, false, "Emit source line as assembly comment."); |
53 | 53 |
| 54 // Quick access to the locally defined isolate() method. |
| 55 #define I (isolate()) |
| 56 |
54 // Assign locations to incoming arguments, i.e., values pushed above spill slots | 57 // Assign locations to incoming arguments, i.e., values pushed above spill slots |
55 // with PushArgument. Recursively allocates from outermost to innermost | 58 // with PushArgument. Recursively allocates from outermost to innermost |
56 // environment. | 59 // environment. |
57 void CompilerDeoptInfo::AllocateIncomingParametersRecursive( | 60 void CompilerDeoptInfo::AllocateIncomingParametersRecursive( |
58 Environment* env, | 61 Environment* env, |
59 intptr_t* stack_height) { | 62 intptr_t* stack_height) { |
60 if (env == NULL) return; | 63 if (env == NULL) return; |
61 AllocateIncomingParametersRecursive(env->outer(), stack_height); | 64 AllocateIncomingParametersRecursive(env->outer(), stack_height); |
62 for (Environment::ShallowIterator it(env); !it.Done(); it.Advance()) { | 65 for (Environment::ShallowIterator it(env); !it.Done(); it.Advance()) { |
63 if (it.CurrentLocation().IsInvalid() && | 66 if (it.CurrentLocation().IsInvalid() && |
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1118 } | 1121 } |
1119 } | 1122 } |
1120 UNREACHABLE(); | 1123 UNREACHABLE(); |
1121 return kNoRegister; | 1124 return kNoRegister; |
1122 } | 1125 } |
1123 | 1126 |
1124 | 1127 |
1125 void FlowGraphCompiler::AllocateRegistersLocally(Instruction* instr) { | 1128 void FlowGraphCompiler::AllocateRegistersLocally(Instruction* instr) { |
1126 ASSERT(!is_optimizing()); | 1129 ASSERT(!is_optimizing()); |
1127 | 1130 |
1128 instr->InitializeLocationSummary(isolate(), false); // Not optimizing. | 1131 instr->InitializeLocationSummary(I->current_zone(), |
| 1132 false); // Not optimizing. |
1129 LocationSummary* locs = instr->locs(); | 1133 LocationSummary* locs = instr->locs(); |
1130 | 1134 |
1131 bool blocked_registers[kNumberOfCpuRegisters]; | 1135 bool blocked_registers[kNumberOfCpuRegisters]; |
1132 | 1136 |
1133 // Mark all available registers free. | 1137 // Mark all available registers free. |
1134 for (intptr_t i = 0; i < kNumberOfCpuRegisters; i++) { | 1138 for (intptr_t i = 0; i < kNumberOfCpuRegisters; i++) { |
1135 blocked_registers[i] = false; | 1139 blocked_registers[i] = false; |
1136 } | 1140 } |
1137 | 1141 |
1138 // Mark all fixed input, temp and output registers as used. | 1142 // Mark all fixed input, temp and output registers as used. |
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1564 case kUnboxedMint: | 1568 case kUnboxedMint: |
1565 return mint_class(); | 1569 return mint_class(); |
1566 default: | 1570 default: |
1567 UNREACHABLE(); | 1571 UNREACHABLE(); |
1568 return Class::ZoneHandle(); | 1572 return Class::ZoneHandle(); |
1569 } | 1573 } |
1570 } | 1574 } |
1571 | 1575 |
1572 | 1576 |
1573 } // namespace dart | 1577 } // namespace dart |
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