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Issue 1168093002: [strong] Implement strong mode restrictions on property access (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: rebase Created 5 years, 6 months ago
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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 #include "src/v8.h" 5 #include "src/v8.h"
6 6
7 #if V8_TARGET_ARCH_X87 7 #if V8_TARGET_ARCH_X87
8 8
9 #include "src/code-factory.h" 9 #include "src/code-factory.h"
10 #include "src/code-stubs.h" 10 #include "src/code-stubs.h"
(...skipping 2139 matching lines...) Expand 10 before | Expand all | Expand 10 after
2150 __ mov(load_name, isolate()->factory()->next_string()); 2150 __ mov(load_name, isolate()->factory()->next_string());
2151 __ push(load_name); // "next" 2151 __ push(load_name); // "next"
2152 __ push(Operand(esp, 2 * kPointerSize)); // iter 2152 __ push(Operand(esp, 2 * kPointerSize)); // iter
2153 __ push(eax); // received 2153 __ push(eax); // received
2154 2154
2155 // result = receiver[f](arg); 2155 // result = receiver[f](arg);
2156 __ bind(&l_call); 2156 __ bind(&l_call);
2157 __ mov(load_receiver, Operand(esp, kPointerSize)); 2157 __ mov(load_receiver, Operand(esp, kPointerSize));
2158 __ mov(LoadDescriptor::SlotRegister(), 2158 __ mov(LoadDescriptor::SlotRegister(),
2159 Immediate(SmiFromSlot(expr->KeyedLoadFeedbackSlot()))); 2159 Immediate(SmiFromSlot(expr->KeyedLoadFeedbackSlot())));
2160 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code(); 2160 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate(), SLOPPY).code();
2161 CallIC(ic, TypeFeedbackId::None()); 2161 CallIC(ic, TypeFeedbackId::None());
2162 __ mov(edi, eax); 2162 __ mov(edi, eax);
2163 __ mov(Operand(esp, 2 * kPointerSize), edi); 2163 __ mov(Operand(esp, 2 * kPointerSize), edi);
2164 CallFunctionStub stub(isolate(), 1, CALL_AS_METHOD); 2164 CallFunctionStub stub(isolate(), 1, CALL_AS_METHOD);
2165 __ CallStub(&stub); 2165 __ CallStub(&stub);
2166 2166
2167 __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset)); 2167 __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
2168 __ Drop(1); // The function is still on the stack; drop it. 2168 __ Drop(1); // The function is still on the stack; drop it.
2169 2169
2170 // if (!result.done) goto l_try; 2170 // if (!result.done) goto l_try;
(...skipping 148 matching lines...) Expand 10 before | Expand all | Expand 10 after
2319 2319
2320 void FullCodeGenerator::EmitNamedPropertyLoad(Property* prop) { 2320 void FullCodeGenerator::EmitNamedPropertyLoad(Property* prop) {
2321 SetSourcePosition(prop->position()); 2321 SetSourcePosition(prop->position());
2322 Literal* key = prop->key()->AsLiteral(); 2322 Literal* key = prop->key()->AsLiteral();
2323 DCHECK(!key->value()->IsSmi()); 2323 DCHECK(!key->value()->IsSmi());
2324 DCHECK(!prop->IsSuperAccess()); 2324 DCHECK(!prop->IsSuperAccess());
2325 2325
2326 __ mov(LoadDescriptor::NameRegister(), Immediate(key->value())); 2326 __ mov(LoadDescriptor::NameRegister(), Immediate(key->value()));
2327 __ mov(LoadDescriptor::SlotRegister(), 2327 __ mov(LoadDescriptor::SlotRegister(),
2328 Immediate(SmiFromSlot(prop->PropertyFeedbackSlot()))); 2328 Immediate(SmiFromSlot(prop->PropertyFeedbackSlot())));
2329 CallLoadIC(NOT_CONTEXTUAL); 2329 CallLoadIC(NOT_CONTEXTUAL, language_mode());
2330 } 2330 }
2331 2331
2332 2332
2333 void FullCodeGenerator::EmitNamedSuperPropertyLoad(Property* prop) { 2333 void FullCodeGenerator::EmitNamedSuperPropertyLoad(Property* prop) {
2334 // Stack: receiver, home_object. 2334 // Stack: receiver, home_object.
2335 SetSourcePosition(prop->position()); 2335 SetSourcePosition(prop->position());
2336 Literal* key = prop->key()->AsLiteral(); 2336 Literal* key = prop->key()->AsLiteral();
2337 DCHECK(!key->value()->IsSmi()); 2337 DCHECK(!key->value()->IsSmi());
2338 DCHECK(prop->IsSuperAccess()); 2338 DCHECK(prop->IsSuperAccess());
2339 2339
2340 __ push(Immediate(key->value())); 2340 __ push(Immediate(key->value()));
2341 __ CallRuntime(Runtime::kLoadFromSuper, 3); 2341 __ push(Immediate(Smi::FromInt(language_mode())));
2342 __ CallRuntime(Runtime::kLoadFromSuper, 4);
2342 } 2343 }
2343 2344
2344 2345
2345 void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) { 2346 void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) {
2346 SetSourcePosition(prop->position()); 2347 SetSourcePosition(prop->position());
2347 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code(); 2348 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate(), language_mode()).code();
2348 __ mov(LoadDescriptor::SlotRegister(), 2349 __ mov(LoadDescriptor::SlotRegister(),
2349 Immediate(SmiFromSlot(prop->PropertyFeedbackSlot()))); 2350 Immediate(SmiFromSlot(prop->PropertyFeedbackSlot())));
2350 CallIC(ic); 2351 CallIC(ic);
2351 } 2352 }
2352 2353
2353 2354
2354 void FullCodeGenerator::EmitKeyedSuperPropertyLoad(Property* prop) { 2355 void FullCodeGenerator::EmitKeyedSuperPropertyLoad(Property* prop) {
2355 // Stack: receiver, home_object, key. 2356 // Stack: receiver, home_object, key.
2357 __ push(Immediate(Smi::FromInt(language_mode())));
2356 SetSourcePosition(prop->position()); 2358 SetSourcePosition(prop->position());
2357 2359
2358 __ CallRuntime(Runtime::kLoadKeyedFromSuper, 3); 2360 __ CallRuntime(Runtime::kLoadKeyedFromSuper, 4);
2359 } 2361 }
2360 2362
2361 2363
2362 void FullCodeGenerator::EmitInlineSmiBinaryOp(BinaryOperation* expr, 2364 void FullCodeGenerator::EmitInlineSmiBinaryOp(BinaryOperation* expr,
2363 Token::Value op, 2365 Token::Value op,
2364 Expression* left, 2366 Expression* left,
2365 Expression* right) { 2367 Expression* right) {
2366 // Do combined smi check of the operands. Left operand is on the 2368 // Do combined smi check of the operands. Left operand is on the
2367 // stack. Right operand is in eax. 2369 // stack. Right operand is in eax.
2368 Label smi_case, done, stub_call; 2370 Label smi_case, done, stub_call;
(...skipping 509 matching lines...) Expand 10 before | Expand all | Expand 10 after
2878 Literal* key = prop->key()->AsLiteral(); 2880 Literal* key = prop->key()->AsLiteral();
2879 DCHECK(!key->value()->IsSmi()); 2881 DCHECK(!key->value()->IsSmi());
2880 // Load the function from the receiver. 2882 // Load the function from the receiver.
2881 SuperPropertyReference* super_ref = prop->obj()->AsSuperPropertyReference(); 2883 SuperPropertyReference* super_ref = prop->obj()->AsSuperPropertyReference();
2882 VisitForStackValue(super_ref->home_object()); 2884 VisitForStackValue(super_ref->home_object());
2883 VisitForAccumulatorValue(super_ref->this_var()); 2885 VisitForAccumulatorValue(super_ref->this_var());
2884 __ push(eax); 2886 __ push(eax);
2885 __ push(eax); 2887 __ push(eax);
2886 __ push(Operand(esp, kPointerSize * 2)); 2888 __ push(Operand(esp, kPointerSize * 2));
2887 __ push(Immediate(key->value())); 2889 __ push(Immediate(key->value()));
2890 __ push(Immediate(Smi::FromInt(language_mode())));
2888 // Stack here: 2891 // Stack here:
2889 // - home_object 2892 // - home_object
2890 // - this (receiver) 2893 // - this (receiver)
2891 // - this (receiver) <-- LoadFromSuper will pop here and below. 2894 // - this (receiver) <-- LoadFromSuper will pop here and below.
2892 // - home_object 2895 // - home_object
2893 // - key 2896 // - key
2894 __ CallRuntime(Runtime::kLoadFromSuper, 3); 2897 // - language_mode
2898 __ CallRuntime(Runtime::kLoadFromSuper, 4);
2895 2899
2896 // Replace home_object with target function. 2900 // Replace home_object with target function.
2897 __ mov(Operand(esp, kPointerSize), eax); 2901 __ mov(Operand(esp, kPointerSize), eax);
2898 2902
2899 // Stack here: 2903 // Stack here:
2900 // - target function 2904 // - target function
2901 // - this (receiver) 2905 // - this (receiver)
2902 EmitCall(expr, CallICState::METHOD); 2906 EmitCall(expr, CallICState::METHOD);
2903 } 2907 }
2904 2908
(...skipping 29 matching lines...) Expand all
2934 2938
2935 SetSourcePosition(prop->position()); 2939 SetSourcePosition(prop->position());
2936 // Load the function from the receiver. 2940 // Load the function from the receiver.
2937 SuperPropertyReference* super_ref = prop->obj()->AsSuperPropertyReference(); 2941 SuperPropertyReference* super_ref = prop->obj()->AsSuperPropertyReference();
2938 VisitForStackValue(super_ref->home_object()); 2942 VisitForStackValue(super_ref->home_object());
2939 VisitForAccumulatorValue(super_ref->this_var()); 2943 VisitForAccumulatorValue(super_ref->this_var());
2940 __ push(eax); 2944 __ push(eax);
2941 __ push(eax); 2945 __ push(eax);
2942 __ push(Operand(esp, kPointerSize * 2)); 2946 __ push(Operand(esp, kPointerSize * 2));
2943 VisitForStackValue(prop->key()); 2947 VisitForStackValue(prop->key());
2948 __ push(Immediate(Smi::FromInt(language_mode())));
2944 // Stack here: 2949 // Stack here:
2945 // - home_object 2950 // - home_object
2946 // - this (receiver) 2951 // - this (receiver)
2947 // - this (receiver) <-- LoadKeyedFromSuper will pop here and below. 2952 // - this (receiver) <-- LoadKeyedFromSuper will pop here and below.
2948 // - home_object 2953 // - home_object
2949 // - key 2954 // - key
2950 __ CallRuntime(Runtime::kLoadKeyedFromSuper, 3); 2955 // - language_mode
2956 __ CallRuntime(Runtime::kLoadKeyedFromSuper, 4);
2951 2957
2952 // Replace home_object with target function. 2958 // Replace home_object with target function.
2953 __ mov(Operand(esp, kPointerSize), eax); 2959 __ mov(Operand(esp, kPointerSize), eax);
2954 2960
2955 // Stack here: 2961 // Stack here:
2956 // - target function 2962 // - target function
2957 // - this (receiver) 2963 // - this (receiver)
2958 EmitCall(expr, CallICState::METHOD); 2964 EmitCall(expr, CallICState::METHOD);
2959 } 2965 }
2960 2966
(...skipping 2511 matching lines...) Expand 10 before | Expand all | Expand 10 after
5472 Assembler::target_address_at(call_target_address, 5478 Assembler::target_address_at(call_target_address,
5473 unoptimized_code)); 5479 unoptimized_code));
5474 return OSR_AFTER_STACK_CHECK; 5480 return OSR_AFTER_STACK_CHECK;
5475 } 5481 }
5476 5482
5477 5483
5478 } // namespace internal 5484 } // namespace internal
5479 } // namespace v8 5485 } // namespace v8
5480 5486
5481 #endif // V8_TARGET_ARCH_X87 5487 #endif // V8_TARGET_ARCH_X87
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