| OLD | NEW |
| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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 #include "src/v8.h" | 5 #include "src/v8.h" |
| 6 | 6 |
| 7 #if V8_TARGET_ARCH_X64 | 7 #if V8_TARGET_ARCH_X64 |
| 8 | 8 |
| 9 #include "src/arguments.h" | 9 #include "src/ic/ic-compiler.h" |
| 10 #include "src/codegen.h" | |
| 11 #include "src/ic-inl.h" | |
| 12 #include "src/stub-cache.h" | |
| 13 | 10 |
| 14 namespace v8 { | 11 namespace v8 { |
| 15 namespace internal { | 12 namespace internal { |
| 16 | 13 |
| 17 #define __ ACCESS_MASM(masm) | 14 #define __ ACCESS_MASM(masm) |
| 18 | 15 |
| 19 | 16 |
| 20 static void ProbeTable(Isolate* isolate, | |
| 21 MacroAssembler* masm, | |
| 22 Code::Flags flags, | |
| 23 StubCache::Table table, | |
| 24 Register receiver, | |
| 25 Register name, | |
| 26 // The offset is scaled by 4, based on | |
| 27 // kCacheIndexShift, which is two bits | |
| 28 Register offset) { | |
| 29 // We need to scale up the pointer by 2 when the offset is scaled by less | |
| 30 // than the pointer size. | |
| 31 DCHECK(kPointerSize == kInt64Size | |
| 32 ? kPointerSizeLog2 == StubCache::kCacheIndexShift + 1 | |
| 33 : kPointerSizeLog2 == StubCache::kCacheIndexShift); | |
| 34 ScaleFactor scale_factor = kPointerSize == kInt64Size ? times_2 : times_1; | |
| 35 | |
| 36 DCHECK_EQ(3 * kPointerSize, sizeof(StubCache::Entry)); | |
| 37 // The offset register holds the entry offset times four (due to masking | |
| 38 // and shifting optimizations). | |
| 39 ExternalReference key_offset(isolate->stub_cache()->key_reference(table)); | |
| 40 ExternalReference value_offset(isolate->stub_cache()->value_reference(table)); | |
| 41 Label miss; | |
| 42 | |
| 43 // Multiply by 3 because there are 3 fields per entry (name, code, map). | |
| 44 __ leap(offset, Operand(offset, offset, times_2, 0)); | |
| 45 | |
| 46 __ LoadAddress(kScratchRegister, key_offset); | |
| 47 | |
| 48 // Check that the key in the entry matches the name. | |
| 49 // Multiply entry offset by 16 to get the entry address. Since the | |
| 50 // offset register already holds the entry offset times four, multiply | |
| 51 // by a further four. | |
| 52 __ cmpl(name, Operand(kScratchRegister, offset, scale_factor, 0)); | |
| 53 __ j(not_equal, &miss); | |
| 54 | |
| 55 // Get the map entry from the cache. | |
| 56 // Use key_offset + kPointerSize * 2, rather than loading map_offset. | |
| 57 __ movp(kScratchRegister, | |
| 58 Operand(kScratchRegister, offset, scale_factor, kPointerSize * 2)); | |
| 59 __ cmpp(kScratchRegister, FieldOperand(receiver, HeapObject::kMapOffset)); | |
| 60 __ j(not_equal, &miss); | |
| 61 | |
| 62 // Get the code entry from the cache. | |
| 63 __ LoadAddress(kScratchRegister, value_offset); | |
| 64 __ movp(kScratchRegister, | |
| 65 Operand(kScratchRegister, offset, scale_factor, 0)); | |
| 66 | |
| 67 // Check that the flags match what we're looking for. | |
| 68 __ movl(offset, FieldOperand(kScratchRegister, Code::kFlagsOffset)); | |
| 69 __ andp(offset, Immediate(~Code::kFlagsNotUsedInLookup)); | |
| 70 __ cmpl(offset, Immediate(flags)); | |
| 71 __ j(not_equal, &miss); | |
| 72 | |
| 73 #ifdef DEBUG | |
| 74 if (FLAG_test_secondary_stub_cache && table == StubCache::kPrimary) { | |
| 75 __ jmp(&miss); | |
| 76 } else if (FLAG_test_primary_stub_cache && table == StubCache::kSecondary) { | |
| 77 __ jmp(&miss); | |
| 78 } | |
| 79 #endif | |
| 80 | |
| 81 // Jump to the first instruction in the code stub. | |
| 82 __ addp(kScratchRegister, Immediate(Code::kHeaderSize - kHeapObjectTag)); | |
| 83 __ jmp(kScratchRegister); | |
| 84 | |
| 85 __ bind(&miss); | |
| 86 } | |
| 87 | |
| 88 | |
| 89 void PropertyHandlerCompiler::GenerateDictionaryNegativeLookup( | 17 void PropertyHandlerCompiler::GenerateDictionaryNegativeLookup( |
| 90 MacroAssembler* masm, Label* miss_label, Register receiver, | 18 MacroAssembler* masm, Label* miss_label, Register receiver, |
| 91 Handle<Name> name, Register scratch0, Register scratch1) { | 19 Handle<Name> name, Register scratch0, Register scratch1) { |
| 92 DCHECK(name->IsUniqueName()); | 20 DCHECK(name->IsUniqueName()); |
| 93 DCHECK(!receiver.is(scratch0)); | 21 DCHECK(!receiver.is(scratch0)); |
| 94 Counters* counters = masm->isolate()->counters(); | 22 Counters* counters = masm->isolate()->counters(); |
| 95 __ IncrementCounter(counters->negative_lookups(), 1); | 23 __ IncrementCounter(counters->negative_lookups(), 1); |
| 96 __ IncrementCounter(counters->negative_lookups_miss(), 1); | 24 __ IncrementCounter(counters->negative_lookups_miss(), 1); |
| 97 | 25 |
| 98 __ movp(scratch0, FieldOperand(receiver, HeapObject::kMapOffset)); | 26 __ movp(scratch0, FieldOperand(receiver, HeapObject::kMapOffset)); |
| (...skipping 13 matching lines...) Expand all Loading... |
| 112 // Load properties array. | 40 // Load properties array. |
| 113 Register properties = scratch0; | 41 Register properties = scratch0; |
| 114 __ movp(properties, FieldOperand(receiver, JSObject::kPropertiesOffset)); | 42 __ movp(properties, FieldOperand(receiver, JSObject::kPropertiesOffset)); |
| 115 | 43 |
| 116 // Check that the properties array is a dictionary. | 44 // Check that the properties array is a dictionary. |
| 117 __ CompareRoot(FieldOperand(properties, HeapObject::kMapOffset), | 45 __ CompareRoot(FieldOperand(properties, HeapObject::kMapOffset), |
| 118 Heap::kHashTableMapRootIndex); | 46 Heap::kHashTableMapRootIndex); |
| 119 __ j(not_equal, miss_label); | 47 __ j(not_equal, miss_label); |
| 120 | 48 |
| 121 Label done; | 49 Label done; |
| 122 NameDictionaryLookupStub::GenerateNegativeLookup(masm, | 50 NameDictionaryLookupStub::GenerateNegativeLookup(masm, miss_label, &done, |
| 123 miss_label, | 51 properties, name, scratch1); |
| 124 &done, | |
| 125 properties, | |
| 126 name, | |
| 127 scratch1); | |
| 128 __ bind(&done); | 52 __ bind(&done); |
| 129 __ DecrementCounter(counters->negative_lookups_miss(), 1); | 53 __ DecrementCounter(counters->negative_lookups_miss(), 1); |
| 130 } | 54 } |
| 131 | 55 |
| 132 | 56 |
| 133 void StubCache::GenerateProbe(MacroAssembler* masm, | |
| 134 Code::Flags flags, | |
| 135 Register receiver, | |
| 136 Register name, | |
| 137 Register scratch, | |
| 138 Register extra, | |
| 139 Register extra2, | |
| 140 Register extra3) { | |
| 141 Isolate* isolate = masm->isolate(); | |
| 142 Label miss; | |
| 143 USE(extra); // The register extra is not used on the X64 platform. | |
| 144 USE(extra2); // The register extra2 is not used on the X64 platform. | |
| 145 USE(extra3); // The register extra2 is not used on the X64 platform. | |
| 146 // Make sure that code is valid. The multiplying code relies on the | |
| 147 // entry size being 3 * kPointerSize. | |
| 148 DCHECK(sizeof(Entry) == 3 * kPointerSize); | |
| 149 | |
| 150 // Make sure the flags do not name a specific type. | |
| 151 DCHECK(Code::ExtractTypeFromFlags(flags) == 0); | |
| 152 | |
| 153 // Make sure that there are no register conflicts. | |
| 154 DCHECK(!scratch.is(receiver)); | |
| 155 DCHECK(!scratch.is(name)); | |
| 156 | |
| 157 // Check scratch register is valid, extra and extra2 are unused. | |
| 158 DCHECK(!scratch.is(no_reg)); | |
| 159 DCHECK(extra2.is(no_reg)); | |
| 160 DCHECK(extra3.is(no_reg)); | |
| 161 | |
| 162 Counters* counters = masm->isolate()->counters(); | |
| 163 __ IncrementCounter(counters->megamorphic_stub_cache_probes(), 1); | |
| 164 | |
| 165 // Check that the receiver isn't a smi. | |
| 166 __ JumpIfSmi(receiver, &miss); | |
| 167 | |
| 168 // Get the map of the receiver and compute the hash. | |
| 169 __ movl(scratch, FieldOperand(name, Name::kHashFieldOffset)); | |
| 170 // Use only the low 32 bits of the map pointer. | |
| 171 __ addl(scratch, FieldOperand(receiver, HeapObject::kMapOffset)); | |
| 172 __ xorp(scratch, Immediate(flags)); | |
| 173 // We mask out the last two bits because they are not part of the hash and | |
| 174 // they are always 01 for maps. Also in the two 'and' instructions below. | |
| 175 __ andp(scratch, Immediate((kPrimaryTableSize - 1) << kCacheIndexShift)); | |
| 176 | |
| 177 // Probe the primary table. | |
| 178 ProbeTable(isolate, masm, flags, kPrimary, receiver, name, scratch); | |
| 179 | |
| 180 // Primary miss: Compute hash for secondary probe. | |
| 181 __ movl(scratch, FieldOperand(name, Name::kHashFieldOffset)); | |
| 182 __ addl(scratch, FieldOperand(receiver, HeapObject::kMapOffset)); | |
| 183 __ xorp(scratch, Immediate(flags)); | |
| 184 __ andp(scratch, Immediate((kPrimaryTableSize - 1) << kCacheIndexShift)); | |
| 185 __ subl(scratch, name); | |
| 186 __ addl(scratch, Immediate(flags)); | |
| 187 __ andp(scratch, Immediate((kSecondaryTableSize - 1) << kCacheIndexShift)); | |
| 188 | |
| 189 // Probe the secondary table. | |
| 190 ProbeTable(isolate, masm, flags, kSecondary, receiver, name, scratch); | |
| 191 | |
| 192 // Cache miss: Fall-through and let caller handle the miss by | |
| 193 // entering the runtime system. | |
| 194 __ bind(&miss); | |
| 195 __ IncrementCounter(counters->megamorphic_stub_cache_misses(), 1); | |
| 196 } | |
| 197 | |
| 198 | |
| 199 void NamedLoadHandlerCompiler::GenerateDirectLoadGlobalFunctionPrototype( | 57 void NamedLoadHandlerCompiler::GenerateDirectLoadGlobalFunctionPrototype( |
| 200 MacroAssembler* masm, int index, Register prototype, Label* miss) { | 58 MacroAssembler* masm, int index, Register prototype, Label* miss) { |
| 201 Isolate* isolate = masm->isolate(); | 59 Isolate* isolate = masm->isolate(); |
| 202 // Get the global function with the given index. | 60 // Get the global function with the given index. |
| 203 Handle<JSFunction> function( | 61 Handle<JSFunction> function( |
| 204 JSFunction::cast(isolate->native_context()->get(index))); | 62 JSFunction::cast(isolate->native_context()->get(index))); |
| 205 | 63 |
| 206 // Check we're still in the same context. | 64 // Check we're still in the same context. |
| 207 Register scratch = prototype; | 65 Register scratch = prototype; |
| 208 const int offset = Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX); | 66 const int offset = Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX); |
| (...skipping 11 matching lines...) Expand all Loading... |
| 220 | 78 |
| 221 void NamedLoadHandlerCompiler::GenerateLoadFunctionPrototype( | 79 void NamedLoadHandlerCompiler::GenerateLoadFunctionPrototype( |
| 222 MacroAssembler* masm, Register receiver, Register result, Register scratch, | 80 MacroAssembler* masm, Register receiver, Register result, Register scratch, |
| 223 Label* miss_label) { | 81 Label* miss_label) { |
| 224 __ TryGetFunctionPrototype(receiver, result, miss_label); | 82 __ TryGetFunctionPrototype(receiver, result, miss_label); |
| 225 if (!result.is(rax)) __ movp(rax, result); | 83 if (!result.is(rax)) __ movp(rax, result); |
| 226 __ ret(0); | 84 __ ret(0); |
| 227 } | 85 } |
| 228 | 86 |
| 229 | 87 |
| 230 static void PushInterceptorArguments(MacroAssembler* masm, | 88 static void PushInterceptorArguments(MacroAssembler* masm, Register receiver, |
| 231 Register receiver, | 89 Register holder, Register name, |
| 232 Register holder, | |
| 233 Register name, | |
| 234 Handle<JSObject> holder_obj) { | 90 Handle<JSObject> holder_obj) { |
| 235 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsNameIndex == 0); | 91 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsNameIndex == 0); |
| 236 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsInfoIndex == 1); | 92 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsInfoIndex == 1); |
| 237 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsThisIndex == 2); | 93 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsThisIndex == 2); |
| 238 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsHolderIndex == 3); | 94 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsHolderIndex == 3); |
| 239 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsLength == 4); | 95 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsLength == 4); |
| 240 __ Push(name); | 96 __ Push(name); |
| 241 Handle<InterceptorInfo> interceptor(holder_obj->GetNamedInterceptor()); | 97 Handle<InterceptorInfo> interceptor(holder_obj->GetNamedInterceptor()); |
| 242 DCHECK(!masm->isolate()->heap()->InNewSpace(*interceptor)); | 98 DCHECK(!masm->isolate()->heap()->InNewSpace(*interceptor)); |
| 243 __ Move(kScratchRegister, interceptor); | 99 __ Move(kScratchRegister, interceptor); |
| 244 __ Push(kScratchRegister); | 100 __ Push(kScratchRegister); |
| 245 __ Push(receiver); | 101 __ Push(receiver); |
| 246 __ Push(holder); | 102 __ Push(holder); |
| 247 } | 103 } |
| 248 | 104 |
| 249 | 105 |
| 250 static void CompileCallLoadPropertyWithInterceptor( | 106 static void CompileCallLoadPropertyWithInterceptor( |
| 251 MacroAssembler* masm, | 107 MacroAssembler* masm, Register receiver, Register holder, Register name, |
| 252 Register receiver, | 108 Handle<JSObject> holder_obj, IC::UtilityId id) { |
| 253 Register holder, | |
| 254 Register name, | |
| 255 Handle<JSObject> holder_obj, | |
| 256 IC::UtilityId id) { | |
| 257 PushInterceptorArguments(masm, receiver, holder, name, holder_obj); | 109 PushInterceptorArguments(masm, receiver, holder, name, holder_obj); |
| 258 __ CallExternalReference(ExternalReference(IC_Utility(id), masm->isolate()), | 110 __ CallExternalReference(ExternalReference(IC_Utility(id), masm->isolate()), |
| 259 NamedLoadHandlerCompiler::kInterceptorArgsLength); | 111 NamedLoadHandlerCompiler::kInterceptorArgsLength); |
| 260 } | 112 } |
| 261 | 113 |
| 262 | 114 |
| 263 // Generate call to api function. | 115 // Generate call to api function. |
| 264 void PropertyHandlerCompiler::GenerateFastApiCall( | 116 void PropertyHandlerCompiler::GenerateFastApiCall( |
| 265 MacroAssembler* masm, const CallOptimization& optimization, | 117 MacroAssembler* masm, const CallOptimization& optimization, |
| 266 Handle<Map> receiver_map, Register receiver, Register scratch_in, | 118 Handle<Map> receiver_map, Register receiver, Register scratch_in, |
| 267 bool is_store, int argc, Register* values) { | 119 bool is_store, int argc, Register* values) { |
| 268 DCHECK(optimization.is_simple_api_call()); | 120 DCHECK(optimization.is_simple_api_call()); |
| 269 | 121 |
| 270 __ PopReturnAddressTo(scratch_in); | 122 __ PopReturnAddressTo(scratch_in); |
| 271 // receiver | 123 // receiver |
| 272 __ Push(receiver); | 124 __ Push(receiver); |
| 273 // Write the arguments to stack frame. | 125 // Write the arguments to stack frame. |
| 274 for (int i = 0; i < argc; i++) { | 126 for (int i = 0; i < argc; i++) { |
| 275 Register arg = values[argc-1-i]; | 127 Register arg = values[argc - 1 - i]; |
| 276 DCHECK(!receiver.is(arg)); | 128 DCHECK(!receiver.is(arg)); |
| 277 DCHECK(!scratch_in.is(arg)); | 129 DCHECK(!scratch_in.is(arg)); |
| 278 __ Push(arg); | 130 __ Push(arg); |
| 279 } | 131 } |
| 280 __ PushReturnAddressFrom(scratch_in); | 132 __ PushReturnAddressFrom(scratch_in); |
| 281 // Stack now matches JSFunction abi. | 133 // Stack now matches JSFunction abi. |
| 282 | 134 |
| 283 // Abi for CallApiFunctionStub. | 135 // Abi for CallApiFunctionStub. |
| 284 Register callee = rax; | 136 Register callee = rax; |
| 285 Register call_data = rbx; | 137 Register call_data = rbx; |
| 286 Register holder = rcx; | 138 Register holder = rcx; |
| 287 Register api_function_address = rdx; | 139 Register api_function_address = rdx; |
| 288 Register scratch = rdi; // scratch_in is no longer valid. | 140 Register scratch = rdi; // scratch_in is no longer valid. |
| 289 | 141 |
| 290 // Put holder in place. | 142 // Put holder in place. |
| 291 CallOptimization::HolderLookup holder_lookup; | 143 CallOptimization::HolderLookup holder_lookup; |
| 292 Handle<JSObject> api_holder = optimization.LookupHolderOfExpectedType( | 144 Handle<JSObject> api_holder = |
| 293 receiver_map, | 145 optimization.LookupHolderOfExpectedType(receiver_map, &holder_lookup); |
| 294 &holder_lookup); | |
| 295 switch (holder_lookup) { | 146 switch (holder_lookup) { |
| 296 case CallOptimization::kHolderIsReceiver: | 147 case CallOptimization::kHolderIsReceiver: |
| 297 __ Move(holder, receiver); | 148 __ Move(holder, receiver); |
| 298 break; | 149 break; |
| 299 case CallOptimization::kHolderFound: | 150 case CallOptimization::kHolderFound: |
| 300 __ Move(holder, api_holder); | 151 __ Move(holder, api_holder); |
| 301 break; | 152 break; |
| 302 case CallOptimization::kHolderNotFound: | 153 case CallOptimization::kHolderNotFound: |
| 303 UNREACHABLE(); | 154 UNREACHABLE(); |
| 304 break; | 155 break; |
| 305 } | 156 } |
| 306 | 157 |
| 307 Isolate* isolate = masm->isolate(); | 158 Isolate* isolate = masm->isolate(); |
| 308 Handle<JSFunction> function = optimization.constant_function(); | 159 Handle<JSFunction> function = optimization.constant_function(); |
| 309 Handle<CallHandlerInfo> api_call_info = optimization.api_call_info(); | 160 Handle<CallHandlerInfo> api_call_info = optimization.api_call_info(); |
| 310 Handle<Object> call_data_obj(api_call_info->data(), isolate); | 161 Handle<Object> call_data_obj(api_call_info->data(), isolate); |
| 311 | 162 |
| 312 // Put callee in place. | 163 // Put callee in place. |
| 313 __ Move(callee, function); | 164 __ Move(callee, function); |
| 314 | 165 |
| 315 bool call_data_undefined = false; | 166 bool call_data_undefined = false; |
| 316 // Put call_data in place. | 167 // Put call_data in place. |
| 317 if (isolate->heap()->InNewSpace(*call_data_obj)) { | 168 if (isolate->heap()->InNewSpace(*call_data_obj)) { |
| 318 __ Move(scratch, api_call_info); | 169 __ Move(scratch, api_call_info); |
| 319 __ movp(call_data, FieldOperand(scratch, CallHandlerInfo::kDataOffset)); | 170 __ movp(call_data, FieldOperand(scratch, CallHandlerInfo::kDataOffset)); |
| 320 } else if (call_data_obj->IsUndefined()) { | 171 } else if (call_data_obj->IsUndefined()) { |
| 321 call_data_undefined = true; | 172 call_data_undefined = true; |
| 322 __ LoadRoot(call_data, Heap::kUndefinedValueRootIndex); | 173 __ LoadRoot(call_data, Heap::kUndefinedValueRootIndex); |
| 323 } else { | 174 } else { |
| 324 __ Move(call_data, call_data_obj); | 175 __ Move(call_data, call_data_obj); |
| 325 } | 176 } |
| 326 | 177 |
| 327 // Put api_function_address in place. | 178 // Put api_function_address in place. |
| 328 Address function_address = v8::ToCData<Address>(api_call_info->callback()); | 179 Address function_address = v8::ToCData<Address>(api_call_info->callback()); |
| 329 __ Move( | 180 __ Move(api_function_address, function_address, |
| 330 api_function_address, function_address, RelocInfo::EXTERNAL_REFERENCE); | 181 RelocInfo::EXTERNAL_REFERENCE); |
| 331 | 182 |
| 332 // Jump to stub. | 183 // Jump to stub. |
| 333 CallApiFunctionStub stub(isolate, is_store, call_data_undefined, argc); | 184 CallApiFunctionStub stub(isolate, is_store, call_data_undefined, argc); |
| 334 __ TailCallStub(&stub); | 185 __ TailCallStub(&stub); |
| 335 } | 186 } |
| 336 | 187 |
| 337 | 188 |
| 338 void PropertyHandlerCompiler::GenerateCheckPropertyCell( | 189 void PropertyHandlerCompiler::GenerateCheckPropertyCell( |
| 339 MacroAssembler* masm, Handle<JSGlobalObject> global, Handle<Name> name, | 190 MacroAssembler* masm, Handle<JSGlobalObject> global, Handle<Name> name, |
| 340 Register scratch, Label* miss) { | 191 Register scratch, Label* miss) { |
| 341 Handle<PropertyCell> cell = | 192 Handle<PropertyCell> cell = JSGlobalObject::EnsurePropertyCell(global, name); |
| 342 JSGlobalObject::EnsurePropertyCell(global, name); | |
| 343 DCHECK(cell->value()->IsTheHole()); | 193 DCHECK(cell->value()->IsTheHole()); |
| 344 __ Move(scratch, cell); | 194 __ Move(scratch, cell); |
| 345 __ Cmp(FieldOperand(scratch, Cell::kValueOffset), | 195 __ Cmp(FieldOperand(scratch, Cell::kValueOffset), |
| 346 masm->isolate()->factory()->the_hole_value()); | 196 masm->isolate()->factory()->the_hole_value()); |
| 347 __ j(not_equal, miss); | 197 __ j(not_equal, miss); |
| 348 } | 198 } |
| 349 | 199 |
| 350 | 200 |
| 351 void PropertyAccessCompiler::GenerateTailCall(MacroAssembler* masm, | 201 void PropertyAccessCompiler::GenerateTailCall(MacroAssembler* masm, |
| 352 Handle<Code> code) { | 202 Handle<Code> code) { |
| (...skipping 85 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 438 isolate()), | 288 isolate()), |
| 439 3, 1); | 289 3, 1); |
| 440 return; | 290 return; |
| 441 } | 291 } |
| 442 | 292 |
| 443 // Update the map of the object. | 293 // Update the map of the object. |
| 444 __ Move(scratch1, transition); | 294 __ Move(scratch1, transition); |
| 445 __ movp(FieldOperand(receiver_reg, HeapObject::kMapOffset), scratch1); | 295 __ movp(FieldOperand(receiver_reg, HeapObject::kMapOffset), scratch1); |
| 446 | 296 |
| 447 // Update the write barrier for the map field. | 297 // Update the write barrier for the map field. |
| 448 __ RecordWriteField(receiver_reg, | 298 __ RecordWriteField(receiver_reg, HeapObject::kMapOffset, scratch1, scratch2, |
| 449 HeapObject::kMapOffset, | 299 kDontSaveFPRegs, OMIT_REMEMBERED_SET, OMIT_SMI_CHECK); |
| 450 scratch1, | |
| 451 scratch2, | |
| 452 kDontSaveFPRegs, | |
| 453 OMIT_REMEMBERED_SET, | |
| 454 OMIT_SMI_CHECK); | |
| 455 | 300 |
| 456 if (details.type() == CONSTANT) { | 301 if (details.type() == CONSTANT) { |
| 457 DCHECK(value_reg.is(rax)); | 302 DCHECK(value_reg.is(rax)); |
| 458 __ ret(0); | 303 __ ret(0); |
| 459 return; | 304 return; |
| 460 } | 305 } |
| 461 | 306 |
| 462 int index = transition->instance_descriptors()->GetFieldIndex( | 307 int index = transition->instance_descriptors()->GetFieldIndex( |
| 463 transition->LastAdded()); | 308 transition->LastAdded()); |
| 464 | 309 |
| 465 // Adjust for the number of properties stored in the object. Even in the | 310 // Adjust for the number of properties stored in the object. Even in the |
| 466 // face of a transition we can use the old map here because the size of the | 311 // face of a transition we can use the old map here because the size of the |
| 467 // object and the number of in-object properties is not going to change. | 312 // object and the number of in-object properties is not going to change. |
| 468 index -= transition->inobject_properties(); | 313 index -= transition->inobject_properties(); |
| 469 | 314 |
| 470 // TODO(verwaest): Share this code as a code stub. | 315 // TODO(verwaest): Share this code as a code stub. |
| 471 SmiCheck smi_check = representation.IsTagged() | 316 SmiCheck smi_check = |
| 472 ? INLINE_SMI_CHECK : OMIT_SMI_CHECK; | 317 representation.IsTagged() ? INLINE_SMI_CHECK : OMIT_SMI_CHECK; |
| 473 if (index < 0) { | 318 if (index < 0) { |
| 474 // Set the property straight into the object. | 319 // Set the property straight into the object. |
| 475 int offset = transition->instance_size() + (index * kPointerSize); | 320 int offset = transition->instance_size() + (index * kPointerSize); |
| 476 if (representation.IsDouble()) { | 321 if (representation.IsDouble()) { |
| 477 __ movp(FieldOperand(receiver_reg, offset), storage_reg); | 322 __ movp(FieldOperand(receiver_reg, offset), storage_reg); |
| 478 } else { | 323 } else { |
| 479 __ movp(FieldOperand(receiver_reg, offset), value_reg); | 324 __ movp(FieldOperand(receiver_reg, offset), value_reg); |
| 480 } | 325 } |
| 481 | 326 |
| 482 if (!representation.IsSmi()) { | 327 if (!representation.IsSmi()) { |
| 483 // Update the write barrier for the array address. | 328 // Update the write barrier for the array address. |
| 484 if (!representation.IsDouble()) { | 329 if (!representation.IsDouble()) { |
| 485 __ movp(storage_reg, value_reg); | 330 __ movp(storage_reg, value_reg); |
| 486 } | 331 } |
| 487 __ RecordWriteField( | 332 __ RecordWriteField(receiver_reg, offset, storage_reg, scratch1, |
| 488 receiver_reg, offset, storage_reg, scratch1, kDontSaveFPRegs, | 333 kDontSaveFPRegs, EMIT_REMEMBERED_SET, smi_check); |
| 489 EMIT_REMEMBERED_SET, smi_check); | |
| 490 } | 334 } |
| 491 } else { | 335 } else { |
| 492 // Write to the properties array. | 336 // Write to the properties array. |
| 493 int offset = index * kPointerSize + FixedArray::kHeaderSize; | 337 int offset = index * kPointerSize + FixedArray::kHeaderSize; |
| 494 // Get the properties array (optimistically). | 338 // Get the properties array (optimistically). |
| 495 __ movp(scratch1, FieldOperand(receiver_reg, JSObject::kPropertiesOffset)); | 339 __ movp(scratch1, FieldOperand(receiver_reg, JSObject::kPropertiesOffset)); |
| 496 if (representation.IsDouble()) { | 340 if (representation.IsDouble()) { |
| 497 __ movp(FieldOperand(scratch1, offset), storage_reg); | 341 __ movp(FieldOperand(scratch1, offset), storage_reg); |
| 498 } else { | 342 } else { |
| 499 __ movp(FieldOperand(scratch1, offset), value_reg); | 343 __ movp(FieldOperand(scratch1, offset), value_reg); |
| 500 } | 344 } |
| 501 | 345 |
| 502 if (!representation.IsSmi()) { | 346 if (!representation.IsSmi()) { |
| 503 // Update the write barrier for the array address. | 347 // Update the write barrier for the array address. |
| 504 if (!representation.IsDouble()) { | 348 if (!representation.IsDouble()) { |
| 505 __ movp(storage_reg, value_reg); | 349 __ movp(storage_reg, value_reg); |
| 506 } | 350 } |
| 507 __ RecordWriteField( | 351 __ RecordWriteField(scratch1, offset, storage_reg, receiver_reg, |
| 508 scratch1, offset, storage_reg, receiver_reg, kDontSaveFPRegs, | 352 kDontSaveFPRegs, EMIT_REMEMBERED_SET, smi_check); |
| 509 EMIT_REMEMBERED_SET, smi_check); | |
| 510 } | 353 } |
| 511 } | 354 } |
| 512 | 355 |
| 513 // Return the value (register rax). | 356 // Return the value (register rax). |
| 514 DCHECK(value_reg.is(rax)); | 357 DCHECK(value_reg.is(rax)); |
| 515 __ ret(0); | 358 __ ret(0); |
| 516 } | 359 } |
| 517 | 360 |
| 518 | 361 |
| 519 void NamedStoreHandlerCompiler::GenerateStoreField(LookupIterator* lookup, | 362 void NamedStoreHandlerCompiler::GenerateStoreField(LookupIterator* lookup, |
| (...skipping 21 matching lines...) Expand all Loading... |
| 541 | 384 |
| 542 | 385 |
| 543 Register PropertyHandlerCompiler::CheckPrototypes( | 386 Register PropertyHandlerCompiler::CheckPrototypes( |
| 544 Register object_reg, Register holder_reg, Register scratch1, | 387 Register object_reg, Register holder_reg, Register scratch1, |
| 545 Register scratch2, Handle<Name> name, Label* miss, | 388 Register scratch2, Handle<Name> name, Label* miss, |
| 546 PrototypeCheckType check) { | 389 PrototypeCheckType check) { |
| 547 Handle<Map> receiver_map(IC::TypeToMap(*type(), isolate())); | 390 Handle<Map> receiver_map(IC::TypeToMap(*type(), isolate())); |
| 548 | 391 |
| 549 // Make sure there's no overlap between holder and object registers. | 392 // Make sure there's no overlap between holder and object registers. |
| 550 DCHECK(!scratch1.is(object_reg) && !scratch1.is(holder_reg)); | 393 DCHECK(!scratch1.is(object_reg) && !scratch1.is(holder_reg)); |
| 551 DCHECK(!scratch2.is(object_reg) && !scratch2.is(holder_reg) | 394 DCHECK(!scratch2.is(object_reg) && !scratch2.is(holder_reg) && |
| 552 && !scratch2.is(scratch1)); | 395 !scratch2.is(scratch1)); |
| 553 | 396 |
| 554 // Keep track of the current object in register reg. On the first | 397 // Keep track of the current object in register reg. On the first |
| 555 // iteration, reg is an alias for object_reg, on later iterations, | 398 // iteration, reg is an alias for object_reg, on later iterations, |
| 556 // it is an alias for holder_reg. | 399 // it is an alias for holder_reg. |
| 557 Register reg = object_reg; | 400 Register reg = object_reg; |
| 558 int depth = 0; | 401 int depth = 0; |
| 559 | 402 |
| 560 Handle<JSObject> current = Handle<JSObject>::null(); | 403 Handle<JSObject> current = Handle<JSObject>::null(); |
| 561 if (type()->IsConstant()) { | 404 if (type()->IsConstant()) { |
| 562 current = Handle<JSObject>::cast(type()->AsConstant()->Value()); | 405 current = Handle<JSObject>::cast(type()->AsConstant()->Value()); |
| (...skipping 14 matching lines...) Expand all Loading... |
| 577 prototype = handle(JSObject::cast(current_map->prototype())); | 420 prototype = handle(JSObject::cast(current_map->prototype())); |
| 578 if (current_map->is_dictionary_map() && | 421 if (current_map->is_dictionary_map() && |
| 579 !current_map->IsJSGlobalObjectMap()) { | 422 !current_map->IsJSGlobalObjectMap()) { |
| 580 DCHECK(!current_map->IsJSGlobalProxyMap()); // Proxy maps are fast. | 423 DCHECK(!current_map->IsJSGlobalProxyMap()); // Proxy maps are fast. |
| 581 if (!name->IsUniqueName()) { | 424 if (!name->IsUniqueName()) { |
| 582 DCHECK(name->IsString()); | 425 DCHECK(name->IsString()); |
| 583 name = factory()->InternalizeString(Handle<String>::cast(name)); | 426 name = factory()->InternalizeString(Handle<String>::cast(name)); |
| 584 } | 427 } |
| 585 DCHECK(current.is_null() || | 428 DCHECK(current.is_null() || |
| 586 current->property_dictionary()->FindEntry(name) == | 429 current->property_dictionary()->FindEntry(name) == |
| 587 NameDictionary::kNotFound); | 430 NameDictionary::kNotFound); |
| 588 | 431 |
| 589 GenerateDictionaryNegativeLookup(masm(), miss, reg, name, | 432 GenerateDictionaryNegativeLookup(masm(), miss, reg, name, scratch1, |
| 590 scratch1, scratch2); | 433 scratch2); |
| 591 | 434 |
| 592 __ movp(scratch1, FieldOperand(reg, HeapObject::kMapOffset)); | 435 __ movp(scratch1, FieldOperand(reg, HeapObject::kMapOffset)); |
| 593 reg = holder_reg; // From now on the object will be in holder_reg. | 436 reg = holder_reg; // From now on the object will be in holder_reg. |
| 594 __ movp(reg, FieldOperand(scratch1, Map::kPrototypeOffset)); | 437 __ movp(reg, FieldOperand(scratch1, Map::kPrototypeOffset)); |
| 595 } else { | 438 } else { |
| 596 bool in_new_space = heap()->InNewSpace(*prototype); | 439 bool in_new_space = heap()->InNewSpace(*prototype); |
| 597 // Two possible reasons for loading the prototype from the map: | 440 // Two possible reasons for loading the prototype from the map: |
| 598 // (1) Can't store references to new space in code. | 441 // (1) Can't store references to new space in code. |
| 599 // (2) Handler is shared for all receivers with the same prototype | 442 // (2) Handler is shared for all receivers with the same prototype |
| 600 // map (but not necessarily the same prototype instance). | 443 // map (but not necessarily the same prototype instance). |
| 601 bool load_prototype_from_map = in_new_space || depth == 1; | 444 bool load_prototype_from_map = in_new_space || depth == 1; |
| 602 if (load_prototype_from_map) { | 445 if (load_prototype_from_map) { |
| 603 // Save the map in scratch1 for later. | 446 // Save the map in scratch1 for later. |
| 604 __ movp(scratch1, FieldOperand(reg, HeapObject::kMapOffset)); | 447 __ movp(scratch1, FieldOperand(reg, HeapObject::kMapOffset)); |
| 605 } | 448 } |
| 606 if (depth != 1 || check == CHECK_ALL_MAPS) { | 449 if (depth != 1 || check == CHECK_ALL_MAPS) { |
| 607 __ CheckMap(reg, current_map, miss, DONT_DO_SMI_CHECK); | 450 __ CheckMap(reg, current_map, miss, DONT_DO_SMI_CHECK); |
| 608 } | 451 } |
| 609 | 452 |
| 610 // Check access rights to the global object. This has to happen after | 453 // Check access rights to the global object. This has to happen after |
| 611 // the map check so that we know that the object is actually a global | 454 // the map check so that we know that the object is actually a global |
| 612 // object. | 455 // object. |
| 613 // This allows us to install generated handlers for accesses to the | 456 // This allows us to install generated handlers for accesses to the |
| 614 // global proxy (as opposed to using slow ICs). See corresponding code | 457 // global proxy (as opposed to using slow ICs). See corresponding code |
| 615 // in LookupForRead(). | 458 // in LookupForRead(). |
| 616 if (current_map->IsJSGlobalProxyMap()) { | 459 if (current_map->IsJSGlobalProxyMap()) { |
| 617 __ CheckAccessGlobalProxy(reg, scratch2, miss); | 460 __ CheckAccessGlobalProxy(reg, scratch2, miss); |
| 618 } else if (current_map->IsJSGlobalObjectMap()) { | 461 } else if (current_map->IsJSGlobalObjectMap()) { |
| 619 GenerateCheckPropertyCell( | 462 GenerateCheckPropertyCell(masm(), Handle<JSGlobalObject>::cast(current), |
| 620 masm(), Handle<JSGlobalObject>::cast(current), name, | 463 name, scratch2, miss); |
| 621 scratch2, miss); | |
| 622 } | 464 } |
| 623 reg = holder_reg; // From now on the object will be in holder_reg. | 465 reg = holder_reg; // From now on the object will be in holder_reg. |
| 624 | 466 |
| 625 if (load_prototype_from_map) { | 467 if (load_prototype_from_map) { |
| 626 __ movp(reg, FieldOperand(scratch1, Map::kPrototypeOffset)); | 468 __ movp(reg, FieldOperand(scratch1, Map::kPrototypeOffset)); |
| 627 } else { | 469 } else { |
| 628 __ Move(reg, prototype); | 470 __ Move(reg, prototype); |
| 629 } | 471 } |
| 630 } | 472 } |
| 631 | 473 |
| (...skipping 64 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 696 __ Push(FieldOperand(scratch2(), | 538 __ Push(FieldOperand(scratch2(), |
| 697 ExecutableAccessorInfo::kDataOffset)); // data | 539 ExecutableAccessorInfo::kDataOffset)); // data |
| 698 } else { | 540 } else { |
| 699 __ Push(Handle<Object>(callback->data(), isolate())); | 541 __ Push(Handle<Object>(callback->data(), isolate())); |
| 700 } | 542 } |
| 701 DCHECK(!kScratchRegister.is(reg)); | 543 DCHECK(!kScratchRegister.is(reg)); |
| 702 __ LoadRoot(kScratchRegister, Heap::kUndefinedValueRootIndex); | 544 __ LoadRoot(kScratchRegister, Heap::kUndefinedValueRootIndex); |
| 703 __ Push(kScratchRegister); // return value | 545 __ Push(kScratchRegister); // return value |
| 704 __ Push(kScratchRegister); // return value default | 546 __ Push(kScratchRegister); // return value default |
| 705 __ PushAddress(ExternalReference::isolate_address(isolate())); | 547 __ PushAddress(ExternalReference::isolate_address(isolate())); |
| 706 __ Push(reg); // holder | 548 __ Push(reg); // holder |
| 707 __ Push(name()); // name | 549 __ Push(name()); // name |
| 708 // Save a pointer to where we pushed the arguments pointer. This will be | 550 // Save a pointer to where we pushed the arguments pointer. This will be |
| 709 // passed as the const PropertyAccessorInfo& to the C++ callback. | 551 // passed as the const PropertyAccessorInfo& to the C++ callback. |
| 710 | 552 |
| 711 __ PushReturnAddressFrom(scratch4()); | 553 __ PushReturnAddressFrom(scratch4()); |
| 712 | 554 |
| 713 // Abi for CallApiGetter | 555 // Abi for CallApiGetter |
| 714 Register api_function_address = r8; | 556 Register api_function_address = r8; |
| 715 Address getter_address = v8::ToCData<Address>(callback->getter()); | 557 Address getter_address = v8::ToCData<Address>(callback->getter()); |
| 716 __ Move(api_function_address, getter_address, RelocInfo::EXTERNAL_REFERENCE); | 558 __ Move(api_function_address, getter_address, RelocInfo::EXTERNAL_REFERENCE); |
| (...skipping 130 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 847 // Call the JavaScript setter with receiver and value on the stack. | 689 // Call the JavaScript setter with receiver and value on the stack. |
| 848 if (IC::TypeToMap(*type, masm->isolate())->IsJSGlobalObjectMap()) { | 690 if (IC::TypeToMap(*type, masm->isolate())->IsJSGlobalObjectMap()) { |
| 849 // Swap in the global receiver. | 691 // Swap in the global receiver. |
| 850 __ movp(receiver, | 692 __ movp(receiver, |
| 851 FieldOperand(receiver, JSGlobalObject::kGlobalProxyOffset)); | 693 FieldOperand(receiver, JSGlobalObject::kGlobalProxyOffset)); |
| 852 } | 694 } |
| 853 __ Push(receiver); | 695 __ Push(receiver); |
| 854 __ Push(value()); | 696 __ Push(value()); |
| 855 ParameterCount actual(1); | 697 ParameterCount actual(1); |
| 856 ParameterCount expected(setter); | 698 ParameterCount expected(setter); |
| 857 __ InvokeFunction(setter, expected, actual, | 699 __ InvokeFunction(setter, expected, actual, CALL_FUNCTION, |
| 858 CALL_FUNCTION, NullCallWrapper()); | 700 NullCallWrapper()); |
| 859 } else { | 701 } else { |
| 860 // If we generate a global code snippet for deoptimization only, remember | 702 // If we generate a global code snippet for deoptimization only, remember |
| 861 // the place to continue after deoptimization. | 703 // the place to continue after deoptimization. |
| 862 masm->isolate()->heap()->SetSetterStubDeoptPCOffset(masm->pc_offset()); | 704 masm->isolate()->heap()->SetSetterStubDeoptPCOffset(masm->pc_offset()); |
| 863 } | 705 } |
| 864 | 706 |
| 865 // We have to return the passed value, not the return value of the setter. | 707 // We have to return the passed value, not the return value of the setter. |
| 866 __ Pop(rax); | 708 __ Pop(rax); |
| 867 | 709 |
| 868 // Restore context register. | 710 // Restore context register. |
| (...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 903 __ movp(scratch1(), FieldOperand(receiver(), HeapObject::kMapOffset)); | 745 __ movp(scratch1(), FieldOperand(receiver(), HeapObject::kMapOffset)); |
| 904 int receiver_count = receiver_maps->length(); | 746 int receiver_count = receiver_maps->length(); |
| 905 for (int i = 0; i < receiver_count; ++i) { | 747 for (int i = 0; i < receiver_count; ++i) { |
| 906 // Check map and tail call if there's a match | 748 // Check map and tail call if there's a match |
| 907 __ Cmp(scratch1(), receiver_maps->at(i)); | 749 __ Cmp(scratch1(), receiver_maps->at(i)); |
| 908 if (transitioned_maps->at(i).is_null()) { | 750 if (transitioned_maps->at(i).is_null()) { |
| 909 __ j(equal, handler_stubs->at(i), RelocInfo::CODE_TARGET); | 751 __ j(equal, handler_stubs->at(i), RelocInfo::CODE_TARGET); |
| 910 } else { | 752 } else { |
| 911 Label next_map; | 753 Label next_map; |
| 912 __ j(not_equal, &next_map, Label::kNear); | 754 __ j(not_equal, &next_map, Label::kNear); |
| 913 __ Move(transition_map(), | 755 __ Move(transition_map(), transitioned_maps->at(i), |
| 914 transitioned_maps->at(i), | |
| 915 RelocInfo::EMBEDDED_OBJECT); | 756 RelocInfo::EMBEDDED_OBJECT); |
| 916 __ jmp(handler_stubs->at(i), RelocInfo::CODE_TARGET); | 757 __ jmp(handler_stubs->at(i), RelocInfo::CODE_TARGET); |
| 917 __ bind(&next_map); | 758 __ bind(&next_map); |
| 918 } | 759 } |
| 919 } | 760 } |
| 920 | 761 |
| 921 __ bind(&miss); | 762 __ bind(&miss); |
| 922 | 763 |
| 923 TailCallBuiltin(masm(), MissBuiltin(kind())); | 764 TailCallBuiltin(masm(), MissBuiltin(kind())); |
| 924 | 765 |
| 925 // Return the generated code. | 766 // Return the generated code. |
| 926 return GetCode(kind(), Code::NORMAL, factory()->empty_string(), POLYMORPHIC); | 767 return GetCode(kind(), Code::NORMAL, factory()->empty_string(), POLYMORPHIC); |
| 927 } | 768 } |
| 928 | 769 |
| 929 | 770 |
| 930 Register* PropertyAccessCompiler::load_calling_convention() { | 771 Register* PropertyAccessCompiler::load_calling_convention() { |
| 931 // receiver, name, scratch1, scratch2, scratch3, scratch4. | 772 // receiver, name, scratch1, scratch2, scratch3, scratch4. |
| 932 Register receiver = LoadIC::ReceiverRegister(); | 773 Register receiver = LoadIC::ReceiverRegister(); |
| 933 Register name = LoadIC::NameRegister(); | 774 Register name = LoadIC::NameRegister(); |
| 934 static Register registers[] = { receiver, name, rax, rbx, rdi, r8 }; | 775 static Register registers[] = {receiver, name, rax, rbx, rdi, r8}; |
| 935 return registers; | 776 return registers; |
| 936 } | 777 } |
| 937 | 778 |
| 938 | 779 |
| 939 Register* PropertyAccessCompiler::store_calling_convention() { | 780 Register* PropertyAccessCompiler::store_calling_convention() { |
| 940 // receiver, name, scratch1, scratch2, scratch3. | 781 // receiver, name, scratch1, scratch2, scratch3. |
| 941 Register receiver = KeyedStoreIC::ReceiverRegister(); | 782 Register receiver = KeyedStoreIC::ReceiverRegister(); |
| 942 Register name = KeyedStoreIC::NameRegister(); | 783 Register name = KeyedStoreIC::NameRegister(); |
| 943 DCHECK(rbx.is(KeyedStoreIC::MapRegister())); | 784 DCHECK(rbx.is(KeyedStoreIC::MapRegister())); |
| 944 static Register registers[] = { receiver, name, rbx, rdi, r8 }; | 785 static Register registers[] = {receiver, name, rbx, rdi, r8}; |
| 945 return registers; | 786 return registers; |
| 946 } | 787 } |
| 947 | 788 |
| 948 | 789 |
| 949 Register NamedStoreHandlerCompiler::value() { return StoreIC::ValueRegister(); } | 790 Register NamedStoreHandlerCompiler::value() { return StoreIC::ValueRegister(); } |
| 950 | 791 |
| 951 | 792 |
| 952 #undef __ | 793 #undef __ |
| 953 #define __ ACCESS_MASM(masm) | 794 #define __ ACCESS_MASM(masm) |
| 954 | 795 |
| (...skipping 12 matching lines...) Expand all Loading... |
| 967 if (!getter.is_null()) { | 808 if (!getter.is_null()) { |
| 968 // Call the JavaScript getter with the receiver on the stack. | 809 // Call the JavaScript getter with the receiver on the stack. |
| 969 if (IC::TypeToMap(*type, masm->isolate())->IsJSGlobalObjectMap()) { | 810 if (IC::TypeToMap(*type, masm->isolate())->IsJSGlobalObjectMap()) { |
| 970 // Swap in the global receiver. | 811 // Swap in the global receiver. |
| 971 __ movp(receiver, | 812 __ movp(receiver, |
| 972 FieldOperand(receiver, JSGlobalObject::kGlobalProxyOffset)); | 813 FieldOperand(receiver, JSGlobalObject::kGlobalProxyOffset)); |
| 973 } | 814 } |
| 974 __ Push(receiver); | 815 __ Push(receiver); |
| 975 ParameterCount actual(0); | 816 ParameterCount actual(0); |
| 976 ParameterCount expected(getter); | 817 ParameterCount expected(getter); |
| 977 __ InvokeFunction(getter, expected, actual, | 818 __ InvokeFunction(getter, expected, actual, CALL_FUNCTION, |
| 978 CALL_FUNCTION, NullCallWrapper()); | 819 NullCallWrapper()); |
| 979 } else { | 820 } else { |
| 980 // If we generate a global code snippet for deoptimization only, remember | 821 // If we generate a global code snippet for deoptimization only, remember |
| 981 // the place to continue after deoptimization. | 822 // the place to continue after deoptimization. |
| 982 masm->isolate()->heap()->SetGetterStubDeoptPCOffset(masm->pc_offset()); | 823 masm->isolate()->heap()->SetGetterStubDeoptPCOffset(masm->pc_offset()); |
| 983 } | 824 } |
| 984 | 825 |
| 985 // Restore context register. | 826 // Restore context register. |
| 986 __ movp(rsi, Operand(rbp, StandardFrameConstants::kContextOffset)); | 827 __ movp(rsi, Operand(rbp, StandardFrameConstants::kContextOffset)); |
| 987 } | 828 } |
| 988 __ ret(0); | 829 __ ret(0); |
| (...skipping 73 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 1062 __ Cmp(map_reg, map); | 903 __ Cmp(map_reg, map); |
| 1063 if (type->Is(HeapType::Number())) { | 904 if (type->Is(HeapType::Number())) { |
| 1064 DCHECK(!number_case.is_unused()); | 905 DCHECK(!number_case.is_unused()); |
| 1065 __ bind(&number_case); | 906 __ bind(&number_case); |
| 1066 } | 907 } |
| 1067 __ j(equal, handlers->at(current), RelocInfo::CODE_TARGET); | 908 __ j(equal, handlers->at(current), RelocInfo::CODE_TARGET); |
| 1068 } | 909 } |
| 1069 } | 910 } |
| 1070 DCHECK(number_of_handled_maps > 0); | 911 DCHECK(number_of_handled_maps > 0); |
| 1071 | 912 |
| 1072 __ bind(&miss); | 913 __ bind(&miss); |
| 1073 TailCallBuiltin(masm(), MissBuiltin(kind())); | 914 TailCallBuiltin(masm(), MissBuiltin(kind())); |
| 1074 | 915 |
| 1075 // Return the generated code. | 916 // Return the generated code. |
| 1076 InlineCacheState state = | 917 InlineCacheState state = |
| 1077 number_of_handled_maps > 1 ? POLYMORPHIC : MONOMORPHIC; | 918 number_of_handled_maps > 1 ? POLYMORPHIC : MONOMORPHIC; |
| 1078 return GetCode(kind(), type, name, state); | 919 return GetCode(kind(), type, name, state); |
| 1079 } | 920 } |
| 1080 | 921 |
| 1081 | 922 |
| 1082 #undef __ | 923 #undef __ |
| (...skipping 38 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 1121 // ----------- S t a t e ------------- | 962 // ----------- S t a t e ------------- |
| 1122 // -- rcx : key | 963 // -- rcx : key |
| 1123 // -- rdx : receiver | 964 // -- rdx : receiver |
| 1124 // -- rsp[0] : return address | 965 // -- rsp[0] : return address |
| 1125 // ----------------------------------- | 966 // ----------------------------------- |
| 1126 TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss); | 967 TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss); |
| 1127 } | 968 } |
| 1128 | 969 |
| 1129 | 970 |
| 1130 #undef __ | 971 #undef __ |
| 1131 | 972 } |
| 1132 } } // namespace v8::internal | 973 } // namespace v8::internal |
| 1133 | 974 |
| 1134 #endif // V8_TARGET_ARCH_X64 | 975 #endif // V8_TARGET_ARCH_X64 |
| OLD | NEW |