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1 // Copyright 2014 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_ARM64 | 7 #if V8_TARGET_ARCH_ARM64 |
8 | 8 |
9 #include "src/ic/call-optimization.h" | 9 #include "src/ic/call-optimization.h" |
10 #include "src/ic/handler-compiler.h" | 10 #include "src/ic/handler-compiler.h" |
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216 &fun, ExternalReference::DIRECT_API_CALL, masm->isolate()); | 216 &fun, ExternalReference::DIRECT_API_CALL, masm->isolate()); |
217 __ Mov(api_function_address, ref); | 217 __ Mov(api_function_address, ref); |
218 | 218 |
219 // Jump to stub. | 219 // Jump to stub. |
220 CallApiAccessorStub stub(isolate, is_store, call_data_undefined); | 220 CallApiAccessorStub stub(isolate, is_store, call_data_undefined); |
221 __ TailCallStub(&stub); | 221 __ TailCallStub(&stub); |
222 } | 222 } |
223 | 223 |
224 | 224 |
225 void NamedStoreHandlerCompiler::GenerateStoreViaSetter( | 225 void NamedStoreHandlerCompiler::GenerateStoreViaSetter( |
226 MacroAssembler* masm, Handle<HeapType> type, Register receiver, | 226 MacroAssembler* masm, Handle<Map> map, Register receiver, Register holder, |
227 Register holder, int accessor_index, int expected_arguments, | 227 int accessor_index, int expected_arguments, Register scratch) { |
228 Register scratch) { | |
229 // ----------- S t a t e ------------- | 228 // ----------- S t a t e ------------- |
230 // -- lr : return address | 229 // -- lr : return address |
231 // ----------------------------------- | 230 // ----------------------------------- |
232 Label miss; | 231 Label miss; |
233 { | 232 { |
234 FrameScope scope(masm, StackFrame::INTERNAL); | 233 FrameScope scope(masm, StackFrame::INTERNAL); |
235 | 234 |
236 // Save value register, so we can restore it later. | 235 // Save value register, so we can restore it later. |
237 __ Push(value()); | 236 __ Push(value()); |
238 | 237 |
239 if (accessor_index >= 0) { | 238 if (accessor_index >= 0) { |
240 DCHECK(!AreAliased(holder, scratch)); | 239 DCHECK(!AreAliased(holder, scratch)); |
241 DCHECK(!AreAliased(receiver, scratch)); | 240 DCHECK(!AreAliased(receiver, scratch)); |
242 DCHECK(!AreAliased(value(), scratch)); | 241 DCHECK(!AreAliased(value(), scratch)); |
243 // Call the JavaScript setter with receiver and value on the stack. | 242 // Call the JavaScript setter with receiver and value on the stack. |
244 if (IC::TypeToMap(*type, masm->isolate())->IsJSGlobalObjectMap()) { | 243 if (map->IsJSGlobalObjectMap()) { |
245 // Swap in the global receiver. | 244 // Swap in the global receiver. |
246 __ Ldr(scratch, | 245 __ Ldr(scratch, |
247 FieldMemOperand(receiver, JSGlobalObject::kGlobalProxyOffset)); | 246 FieldMemOperand(receiver, JSGlobalObject::kGlobalProxyOffset)); |
248 receiver = scratch; | 247 receiver = scratch; |
249 } | 248 } |
250 __ Push(receiver, value()); | 249 __ Push(receiver, value()); |
251 ParameterCount actual(1); | 250 ParameterCount actual(1); |
252 ParameterCount expected(expected_arguments); | 251 ParameterCount expected(expected_arguments); |
253 __ LoadAccessor(x1, holder, accessor_index, ACCESSOR_SETTER); | 252 __ LoadAccessor(x1, holder, accessor_index, ACCESSOR_SETTER); |
254 __ InvokeFunction(x1, expected, actual, CALL_FUNCTION, NullCallWrapper()); | 253 __ InvokeFunction(x1, expected, actual, CALL_FUNCTION, NullCallWrapper()); |
255 } else { | 254 } else { |
256 // If we generate a global code snippet for deoptimization only, remember | 255 // If we generate a global code snippet for deoptimization only, remember |
257 // the place to continue after deoptimization. | 256 // the place to continue after deoptimization. |
258 masm->isolate()->heap()->SetSetterStubDeoptPCOffset(masm->pc_offset()); | 257 masm->isolate()->heap()->SetSetterStubDeoptPCOffset(masm->pc_offset()); |
259 } | 258 } |
260 | 259 |
261 // We have to return the passed value, not the return value of the setter. | 260 // We have to return the passed value, not the return value of the setter. |
262 __ Pop(x0); | 261 __ Pop(x0); |
263 | 262 |
264 // Restore context register. | 263 // Restore context register. |
265 __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); | 264 __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); |
266 } | 265 } |
267 __ Ret(); | 266 __ Ret(); |
268 } | 267 } |
269 | 268 |
270 | 269 |
271 void NamedLoadHandlerCompiler::GenerateLoadViaGetter( | 270 void NamedLoadHandlerCompiler::GenerateLoadViaGetter( |
272 MacroAssembler* masm, Handle<HeapType> type, Register receiver, | 271 MacroAssembler* masm, Handle<Map> map, Register receiver, Register holder, |
273 Register holder, int accessor_index, int expected_arguments, | 272 int accessor_index, int expected_arguments, Register scratch) { |
274 Register scratch) { | |
275 { | 273 { |
276 FrameScope scope(masm, StackFrame::INTERNAL); | 274 FrameScope scope(masm, StackFrame::INTERNAL); |
277 | 275 |
278 if (accessor_index >= 0) { | 276 if (accessor_index >= 0) { |
279 DCHECK(!AreAliased(holder, scratch)); | 277 DCHECK(!AreAliased(holder, scratch)); |
280 DCHECK(!AreAliased(receiver, scratch)); | 278 DCHECK(!AreAliased(receiver, scratch)); |
281 // Call the JavaScript getter with the receiver on the stack. | 279 // Call the JavaScript getter with the receiver on the stack. |
282 if (IC::TypeToMap(*type, masm->isolate())->IsJSGlobalObjectMap()) { | 280 if (map->IsJSGlobalObjectMap()) { |
283 // Swap in the global receiver. | 281 // Swap in the global receiver. |
284 __ Ldr(scratch, | 282 __ Ldr(scratch, |
285 FieldMemOperand(receiver, JSGlobalObject::kGlobalProxyOffset)); | 283 FieldMemOperand(receiver, JSGlobalObject::kGlobalProxyOffset)); |
286 receiver = scratch; | 284 receiver = scratch; |
287 } | 285 } |
288 __ Push(receiver); | 286 __ Push(receiver); |
289 ParameterCount actual(0); | 287 ParameterCount actual(0); |
290 ParameterCount expected(expected_arguments); | 288 ParameterCount expected(expected_arguments); |
291 __ LoadAccessor(x1, holder, accessor_index, ACCESSOR_GETTER); | 289 __ LoadAccessor(x1, holder, accessor_index, ACCESSOR_GETTER); |
292 __ InvokeFunction(x1, expected, actual, CALL_FUNCTION, NullCallWrapper()); | 290 __ InvokeFunction(x1, expected, actual, CALL_FUNCTION, NullCallWrapper()); |
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458 } | 456 } |
459 __ Bind(&do_store); | 457 __ Bind(&do_store); |
460 } | 458 } |
461 } | 459 } |
462 | 460 |
463 | 461 |
464 Register PropertyHandlerCompiler::CheckPrototypes( | 462 Register PropertyHandlerCompiler::CheckPrototypes( |
465 Register object_reg, Register holder_reg, Register scratch1, | 463 Register object_reg, Register holder_reg, Register scratch1, |
466 Register scratch2, Handle<Name> name, Label* miss, | 464 Register scratch2, Handle<Name> name, Label* miss, |
467 PrototypeCheckType check) { | 465 PrototypeCheckType check) { |
468 Handle<Map> receiver_map(IC::TypeToMap(*type(), isolate())); | 466 Handle<Map> receiver_map = map(); |
469 | 467 |
470 // object_reg and holder_reg registers can alias. | 468 // object_reg and holder_reg registers can alias. |
471 DCHECK(!AreAliased(object_reg, scratch1, scratch2)); | 469 DCHECK(!AreAliased(object_reg, scratch1, scratch2)); |
472 DCHECK(!AreAliased(holder_reg, scratch1, scratch2)); | 470 DCHECK(!AreAliased(holder_reg, scratch1, scratch2)); |
473 | 471 |
474 // Keep track of the current object in register reg. | 472 // Keep track of the current object in register reg. |
475 Register reg = object_reg; | 473 Register reg = object_reg; |
476 int depth = 0; | 474 int depth = 0; |
477 | 475 |
478 Handle<JSObject> current = Handle<JSObject>::null(); | 476 Handle<JSObject> current = Handle<JSObject>::null(); |
479 if (type()->IsConstant()) { | 477 if (receiver_map->IsJSGlobalObjectMap()) { |
480 current = Handle<JSObject>::cast(type()->AsConstant()->Value()); | 478 current = isolate()->global_object(); |
481 } | 479 } |
482 Handle<JSObject> prototype = Handle<JSObject>::null(); | 480 Handle<JSObject> prototype = Handle<JSObject>::null(); |
483 Handle<Map> current_map = receiver_map; | 481 Handle<Map> current_map = receiver_map; |
484 Handle<Map> holder_map(holder()->map()); | 482 Handle<Map> holder_map(holder()->map()); |
485 // Traverse the prototype chain and check the maps in the prototype chain for | 483 // Traverse the prototype chain and check the maps in the prototype chain for |
486 // fast and global objects or do negative lookup for normal objects. | 484 // fast and global objects or do negative lookup for normal objects. |
487 while (!current_map.is_identical_to(holder_map)) { | 485 while (!current_map.is_identical_to(holder_map)) { |
488 ++depth; | 486 ++depth; |
489 | 487 |
490 // Only global objects and objects that do not require access | 488 // Only global objects and objects that do not require access |
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759 // Return the generated code. | 757 // Return the generated code. |
760 return GetCode(kind(), Code::FAST, name); | 758 return GetCode(kind(), Code::FAST, name); |
761 } | 759 } |
762 | 760 |
763 | 761 |
764 #undef __ | 762 #undef __ |
765 } | 763 } |
766 } // namespace v8::internal | 764 } // namespace v8::internal |
767 | 765 |
768 #endif // V8_TARGET_ARCH_IA32 | 766 #endif // V8_TARGET_ARCH_IA32 |
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