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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_ARM | 7 #if V8_TARGET_ARCH_ARM |
8 | 8 |
9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
10 #include "src/codegen.h" | 10 #include "src/codegen.h" |
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1561 | 1561 |
1562 case Variable::LOOKUP: { | 1562 case Variable::LOOKUP: { |
1563 Comment cmnt(masm_, "[ Lookup variable"); | 1563 Comment cmnt(masm_, "[ Lookup variable"); |
1564 Label done, slow; | 1564 Label done, slow; |
1565 // Generate code for loading from variables potentially shadowed | 1565 // Generate code for loading from variables potentially shadowed |
1566 // by eval-introduced variables. | 1566 // by eval-introduced variables. |
1567 EmitDynamicLookupFastCase(var, NOT_INSIDE_TYPEOF, &slow, &done); | 1567 EmitDynamicLookupFastCase(var, NOT_INSIDE_TYPEOF, &slow, &done); |
1568 __ bind(&slow); | 1568 __ bind(&slow); |
1569 __ mov(r1, Operand(var->name())); | 1569 __ mov(r1, Operand(var->name())); |
1570 __ Push(cp, r1); // Context and name. | 1570 __ Push(cp, r1); // Context and name. |
1571 __ CallRuntime(Runtime::kLoadContextSlot, 2); | 1571 __ CallRuntime(Runtime::kLoadLookupSlot, 2); |
1572 __ bind(&done); | 1572 __ bind(&done); |
1573 context()->Plug(r0); | 1573 context()->Plug(r0); |
1574 } | 1574 } |
1575 } | 1575 } |
1576 } | 1576 } |
1577 | 1577 |
1578 | 1578 |
1579 void FullCodeGenerator::VisitRegExpLiteral(RegExpLiteral* expr) { | 1579 void FullCodeGenerator::VisitRegExpLiteral(RegExpLiteral* expr) { |
1580 Comment cmnt(masm_, "[ RegExpLiteral"); | 1580 Comment cmnt(masm_, "[ RegExpLiteral"); |
1581 Label materialized; | 1581 Label materialized; |
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2763 // by eval-introduced variables. | 2763 // by eval-introduced variables. |
2764 EmitDynamicLookupFastCase(proxy->var(), NOT_INSIDE_TYPEOF, &slow, &done); | 2764 EmitDynamicLookupFastCase(proxy->var(), NOT_INSIDE_TYPEOF, &slow, &done); |
2765 } | 2765 } |
2766 | 2766 |
2767 __ bind(&slow); | 2767 __ bind(&slow); |
2768 // Call the runtime to find the function to call (returned in r0) | 2768 // Call the runtime to find the function to call (returned in r0) |
2769 // and the object holding it (returned in edx). | 2769 // and the object holding it (returned in edx). |
2770 ASSERT(!context_register().is(r2)); | 2770 ASSERT(!context_register().is(r2)); |
2771 __ mov(r2, Operand(proxy->name())); | 2771 __ mov(r2, Operand(proxy->name())); |
2772 __ Push(context_register(), r2); | 2772 __ Push(context_register(), r2); |
2773 __ CallRuntime(Runtime::kLoadContextSlot, 2); | 2773 __ CallRuntime(Runtime::kLoadLookupSlot, 2); |
2774 __ Push(r0, r1); // Function, receiver. | 2774 __ Push(r0, r1); // Function, receiver. |
2775 | 2775 |
2776 // If fast case code has been generated, emit code to push the | 2776 // If fast case code has been generated, emit code to push the |
2777 // function and receiver and have the slow path jump around this | 2777 // function and receiver and have the slow path jump around this |
2778 // code. | 2778 // code. |
2779 if (done.is_linked()) { | 2779 if (done.is_linked()) { |
2780 Label call; | 2780 Label call; |
2781 __ b(&call); | 2781 __ b(&call); |
2782 __ bind(&done); | 2782 __ bind(&done); |
2783 // Push function. | 2783 // Push function. |
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4121 } else if (var->IsStackAllocated() || var->IsContextSlot()) { | 4121 } else if (var->IsStackAllocated() || var->IsContextSlot()) { |
4122 // Result of deleting non-global, non-dynamic variables is false. | 4122 // Result of deleting non-global, non-dynamic variables is false. |
4123 // The subexpression does not have side effects. | 4123 // The subexpression does not have side effects. |
4124 context()->Plug(var->is_this()); | 4124 context()->Plug(var->is_this()); |
4125 } else { | 4125 } else { |
4126 // Non-global variable. Call the runtime to try to delete from the | 4126 // Non-global variable. Call the runtime to try to delete from the |
4127 // context where the variable was introduced. | 4127 // context where the variable was introduced. |
4128 ASSERT(!context_register().is(r2)); | 4128 ASSERT(!context_register().is(r2)); |
4129 __ mov(r2, Operand(var->name())); | 4129 __ mov(r2, Operand(var->name())); |
4130 __ Push(context_register(), r2); | 4130 __ Push(context_register(), r2); |
4131 __ CallRuntime(Runtime::kDeleteContextSlot, 2); | 4131 __ CallRuntime(Runtime::kDeleteLookupSlot, 2); |
4132 context()->Plug(r0); | 4132 context()->Plug(r0); |
4133 } | 4133 } |
4134 } else { | 4134 } else { |
4135 // Result of deleting non-property, non-variable reference is true. | 4135 // Result of deleting non-property, non-variable reference is true. |
4136 // The subexpression may have side effects. | 4136 // The subexpression may have side effects. |
4137 VisitForEffect(expr->expression()); | 4137 VisitForEffect(expr->expression()); |
4138 context()->Plug(true); | 4138 context()->Plug(true); |
4139 } | 4139 } |
4140 break; | 4140 break; |
4141 } | 4141 } |
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4399 Comment cmnt(masm_, "[ Lookup slot"); | 4399 Comment cmnt(masm_, "[ Lookup slot"); |
4400 Label done, slow; | 4400 Label done, slow; |
4401 | 4401 |
4402 // Generate code for loading from variables potentially shadowed | 4402 // Generate code for loading from variables potentially shadowed |
4403 // by eval-introduced variables. | 4403 // by eval-introduced variables. |
4404 EmitDynamicLookupFastCase(proxy->var(), INSIDE_TYPEOF, &slow, &done); | 4404 EmitDynamicLookupFastCase(proxy->var(), INSIDE_TYPEOF, &slow, &done); |
4405 | 4405 |
4406 __ bind(&slow); | 4406 __ bind(&slow); |
4407 __ mov(r0, Operand(proxy->name())); | 4407 __ mov(r0, Operand(proxy->name())); |
4408 __ Push(cp, r0); | 4408 __ Push(cp, r0); |
4409 __ CallRuntime(Runtime::kLoadContextSlotNoReferenceError, 2); | 4409 __ CallRuntime(Runtime::kLoadLookupSlotNoReferenceError, 2); |
4410 PrepareForBailout(expr, TOS_REG); | 4410 PrepareForBailout(expr, TOS_REG); |
4411 __ bind(&done); | 4411 __ bind(&done); |
4412 | 4412 |
4413 context()->Plug(r0); | 4413 context()->Plug(r0); |
4414 } else { | 4414 } else { |
4415 // This expression cannot throw a reference error at the top level. | 4415 // This expression cannot throw a reference error at the top level. |
4416 VisitInDuplicateContext(expr); | 4416 VisitInDuplicateContext(expr); |
4417 } | 4417 } |
4418 } | 4418 } |
4419 | 4419 |
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4854 | 4854 |
4855 ASSERT(interrupt_address == | 4855 ASSERT(interrupt_address == |
4856 isolate->builtins()->OsrAfterStackCheck()->entry()); | 4856 isolate->builtins()->OsrAfterStackCheck()->entry()); |
4857 return OSR_AFTER_STACK_CHECK; | 4857 return OSR_AFTER_STACK_CHECK; |
4858 } | 4858 } |
4859 | 4859 |
4860 | 4860 |
4861 } } // namespace v8::internal | 4861 } } // namespace v8::internal |
4862 | 4862 |
4863 #endif // V8_TARGET_ARCH_ARM | 4863 #endif // V8_TARGET_ARCH_ARM |
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