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Issue 2862032: [Isolates] Move more statics (part IV) (Closed) Base URL: http://v8.googlecode.com/svn/branches/experimental/isolates/
Patch Set: '' Created 10 years, 5 months ago
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1 // Copyright 2006-2009 the V8 project authors. All rights reserved. 1 // Copyright 2006-2009 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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32 #include "ic-inl.h" 32 #include "ic-inl.h"
33 #include "codegen-inl.h" 33 #include "codegen-inl.h"
34 #include "stub-cache.h" 34 #include "stub-cache.h"
35 35
36 namespace v8 { 36 namespace v8 {
37 namespace internal { 37 namespace internal {
38 38
39 #define __ ACCESS_MASM(masm) 39 #define __ ACCESS_MASM(masm)
40 40
41 41
42 static void ProbeTable(MacroAssembler* masm, 42 static void ProbeTable(Isolate* isolate,
43 MacroAssembler* masm,
43 Code::Flags flags, 44 Code::Flags flags,
44 StubCache::Table table, 45 StubCache::Table table,
45 Register name, 46 Register name,
46 Register offset, 47 Register offset,
47 Register extra) { 48 Register extra) {
48 ExternalReference key_offset(SCTableReference::keyReference(table)); 49 ExternalReference key_offset(isolate->stub_cache()->key_reference(table));
49 ExternalReference value_offset(SCTableReference::valueReference(table)); 50 ExternalReference value_offset(isolate->stub_cache()->value_reference(table));
50 51
51 Label miss; 52 Label miss;
52 53
53 if (extra.is_valid()) { 54 if (extra.is_valid()) {
54 // Get the code entry from the cache. 55 // Get the code entry from the cache.
55 __ mov(extra, Operand::StaticArray(offset, times_2, value_offset)); 56 __ mov(extra, Operand::StaticArray(offset, times_2, value_offset));
56 57
57 // Check that the key in the entry matches the name. 58 // Check that the key in the entry matches the name.
58 __ cmp(name, Operand::StaticArray(offset, times_2, key_offset)); 59 __ cmp(name, Operand::StaticArray(offset, times_2, key_offset));
59 __ j(not_equal, &miss, not_taken); 60 __ j(not_equal, &miss, not_taken);
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100 } 101 }
101 } 102 }
102 103
103 104
104 void StubCache::GenerateProbe(MacroAssembler* masm, 105 void StubCache::GenerateProbe(MacroAssembler* masm,
105 Code::Flags flags, 106 Code::Flags flags,
106 Register receiver, 107 Register receiver,
107 Register name, 108 Register name,
108 Register scratch, 109 Register scratch,
109 Register extra) { 110 Register extra) {
111 Isolate* isolate = Isolate::Current();
110 Label miss; 112 Label miss;
111 113
112 // Make sure that code is valid. The shifting code relies on the 114 // Make sure that code is valid. The shifting code relies on the
113 // entry size being 8. 115 // entry size being 8.
114 ASSERT(sizeof(Entry) == 8); 116 ASSERT(sizeof(Entry) == 8);
115 117
116 // Make sure the flags does not name a specific type. 118 // Make sure the flags does not name a specific type.
117 ASSERT(Code::ExtractTypeFromFlags(flags) == 0); 119 ASSERT(Code::ExtractTypeFromFlags(flags) == 0);
118 120
119 // Make sure that there are no register conflicts. 121 // Make sure that there are no register conflicts.
120 ASSERT(!scratch.is(receiver)); 122 ASSERT(!scratch.is(receiver));
121 ASSERT(!scratch.is(name)); 123 ASSERT(!scratch.is(name));
122 ASSERT(!extra.is(receiver)); 124 ASSERT(!extra.is(receiver));
123 ASSERT(!extra.is(name)); 125 ASSERT(!extra.is(name));
124 ASSERT(!extra.is(scratch)); 126 ASSERT(!extra.is(scratch));
125 127
126 // Check that the receiver isn't a smi. 128 // Check that the receiver isn't a smi.
127 __ test(receiver, Immediate(kSmiTagMask)); 129 __ test(receiver, Immediate(kSmiTagMask));
128 __ j(zero, &miss, not_taken); 130 __ j(zero, &miss, not_taken);
129 131
130 // Get the map of the receiver and compute the hash. 132 // Get the map of the receiver and compute the hash.
131 __ mov(scratch, FieldOperand(name, String::kHashFieldOffset)); 133 __ mov(scratch, FieldOperand(name, String::kHashFieldOffset));
132 __ add(scratch, FieldOperand(receiver, HeapObject::kMapOffset)); 134 __ add(scratch, FieldOperand(receiver, HeapObject::kMapOffset));
133 __ xor_(scratch, flags); 135 __ xor_(scratch, flags);
134 __ and_(scratch, (kPrimaryTableSize - 1) << kHeapObjectTagSize); 136 __ and_(scratch, (kPrimaryTableSize - 1) << kHeapObjectTagSize);
135 137
136 // Probe the primary table. 138 // Probe the primary table.
137 ProbeTable(masm, flags, kPrimary, name, scratch, extra); 139 ProbeTable(isolate, masm, flags, kPrimary, name, scratch, extra);
138 140
139 // Primary miss: Compute hash for secondary probe. 141 // Primary miss: Compute hash for secondary probe.
140 __ mov(scratch, FieldOperand(name, String::kHashFieldOffset)); 142 __ mov(scratch, FieldOperand(name, String::kHashFieldOffset));
141 __ add(scratch, FieldOperand(receiver, HeapObject::kMapOffset)); 143 __ add(scratch, FieldOperand(receiver, HeapObject::kMapOffset));
142 __ xor_(scratch, flags); 144 __ xor_(scratch, flags);
143 __ and_(scratch, (kPrimaryTableSize - 1) << kHeapObjectTagSize); 145 __ and_(scratch, (kPrimaryTableSize - 1) << kHeapObjectTagSize);
144 __ sub(scratch, Operand(name)); 146 __ sub(scratch, Operand(name));
145 __ add(Operand(scratch), Immediate(flags)); 147 __ add(Operand(scratch), Immediate(flags));
146 __ and_(scratch, (kSecondaryTableSize - 1) << kHeapObjectTagSize); 148 __ and_(scratch, (kSecondaryTableSize - 1) << kHeapObjectTagSize);
147 149
148 // Probe the secondary table. 150 // Probe the secondary table.
149 ProbeTable(masm, flags, kSecondary, name, scratch, extra); 151 ProbeTable(isolate, masm, flags, kSecondary, name, scratch, extra);
150 152
151 // Cache miss: Fall-through and let caller handle the miss by 153 // Cache miss: Fall-through and let caller handle the miss by
152 // entering the runtime system. 154 // entering the runtime system.
153 __ bind(&miss); 155 __ bind(&miss);
154 } 156 }
155 157
156 158
157 void StubCompiler::GenerateLoadGlobalFunctionPrototype(MacroAssembler* masm, 159 void StubCompiler::GenerateLoadGlobalFunctionPrototype(MacroAssembler* masm,
158 int index, 160 int index,
159 Register prototype) { 161 Register prototype) {
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2507 // Return the generated code. 2509 // Return the generated code.
2508 return GetCode(); 2510 return GetCode();
2509 } 2511 }
2510 2512
2511 2513
2512 #undef __ 2514 #undef __
2513 2515
2514 } } // namespace v8::internal 2516 } } // namespace v8::internal
2515 2517
2516 #endif // V8_TARGET_ARCH_IA32 2518 #endif // V8_TARGET_ARCH_IA32
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