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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #if V8_TARGET_ARCH_X64 | 5 #if V8_TARGET_ARCH_X64 |
6 | 6 |
7 #include "src/codegen.h" | 7 #include "src/codegen.h" |
8 #include "src/ic/ic.h" | 8 #include "src/ic/ic.h" |
9 #include "src/ic/stub-cache.h" | 9 #include "src/ic/stub-cache.h" |
10 #include "src/interface-descriptors.h" | 10 #include "src/interface-descriptors.h" |
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105 // If vector-based ics are in use, ensure that scratch doesn't conflict with | 105 // If vector-based ics are in use, ensure that scratch doesn't conflict with |
106 // the vector and slot registers, which need to be preserved for a handler | 106 // the vector and slot registers, which need to be preserved for a handler |
107 // call or miss. | 107 // call or miss. |
108 if (IC::ICUseVector(ic_kind_)) { | 108 if (IC::ICUseVector(ic_kind_)) { |
109 if (ic_kind_ == Code::LOAD_IC || ic_kind_ == Code::KEYED_LOAD_IC) { | 109 if (ic_kind_ == Code::LOAD_IC || ic_kind_ == Code::KEYED_LOAD_IC) { |
110 Register vector = LoadWithVectorDescriptor::VectorRegister(); | 110 Register vector = LoadWithVectorDescriptor::VectorRegister(); |
111 Register slot = LoadDescriptor::SlotRegister(); | 111 Register slot = LoadDescriptor::SlotRegister(); |
112 DCHECK(!AreAliased(vector, slot, scratch)); | 112 DCHECK(!AreAliased(vector, slot, scratch)); |
113 } else { | 113 } else { |
114 DCHECK(ic_kind_ == Code::STORE_IC || ic_kind_ == Code::KEYED_STORE_IC); | 114 DCHECK(ic_kind_ == Code::STORE_IC || ic_kind_ == Code::KEYED_STORE_IC); |
115 Register vector = VectorStoreICDescriptor::VectorRegister(); | 115 Register vector = StoreWithVectorDescriptor::VectorRegister(); |
116 Register slot = VectorStoreICDescriptor::SlotRegister(); | 116 Register slot = StoreWithVectorDescriptor::SlotRegister(); |
117 DCHECK(!AreAliased(vector, slot, scratch)); | 117 DCHECK(!AreAliased(vector, slot, scratch)); |
118 } | 118 } |
119 } | 119 } |
120 #endif | 120 #endif |
121 | 121 |
122 Counters* counters = masm->isolate()->counters(); | 122 Counters* counters = masm->isolate()->counters(); |
123 __ IncrementCounter(counters->megamorphic_stub_cache_probes(), 1); | 123 __ IncrementCounter(counters->megamorphic_stub_cache_probes(), 1); |
124 | 124 |
125 // Check that the receiver isn't a smi. | 125 // Check that the receiver isn't a smi. |
126 __ JumpIfSmi(receiver, &miss); | 126 __ JumpIfSmi(receiver, &miss); |
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154 __ bind(&miss); | 154 __ bind(&miss); |
155 __ IncrementCounter(counters->megamorphic_stub_cache_misses(), 1); | 155 __ IncrementCounter(counters->megamorphic_stub_cache_misses(), 1); |
156 } | 156 } |
157 | 157 |
158 | 158 |
159 #undef __ | 159 #undef __ |
160 } // namespace internal | 160 } // namespace internal |
161 } // namespace v8 | 161 } // namespace v8 |
162 | 162 |
163 #endif // V8_TARGET_ARCH_X64 | 163 #endif // V8_TARGET_ARCH_X64 |
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