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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_PPC | 7 #if V8_TARGET_ARCH_PPC |
| 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" |
| 11 #include "src/ic/ic.h" | 11 #include "src/ic/ic.h" |
| 12 | 12 |
| 13 namespace v8 { | 13 namespace v8 { |
| 14 namespace internal { | 14 namespace internal { |
| 15 | 15 |
| 16 #define __ ACCESS_MASM(masm) | 16 #define __ ACCESS_MASM(masm) |
| 17 | 17 |
| 18 | 18 |
| 19 void NamedLoadHandlerCompiler::GenerateLoadViaGetter( | 19 void NamedLoadHandlerCompiler::GenerateLoadViaGetter( |
| 20 MacroAssembler* masm, Handle<Map> map, Register receiver, Register holder, | 20 MacroAssembler* masm, Handle<Map> map, Register receiver, Register holder, |
| 21 int accessor_index, int expected_arguments, Register scratch) { | 21 int accessor_index, int expected_arguments, Register scratch) { |
| 22 // ----------- S t a t e ------------- | 22 // ----------- S t a t e ------------- |
| 23 // -- r3 : receiver | 23 // -- r3 : receiver |
| 24 // -- r5 : name | 24 // -- r5 : name |
| 25 // -- lr : return address | 25 // -- lr : return address |
| 26 // ----------------------------------- | 26 // ----------------------------------- |
| 27 { | 27 { |
| 28 FrameScope scope(masm, StackFrame::INTERNAL); | 28 FrameAndConstantPoolScope scope(masm, StackFrame::INTERNAL); |
| 29 | 29 |
| 30 if (accessor_index >= 0) { | 30 if (accessor_index >= 0) { |
| 31 DCHECK(!holder.is(scratch)); | 31 DCHECK(!holder.is(scratch)); |
| 32 DCHECK(!receiver.is(scratch)); | 32 DCHECK(!receiver.is(scratch)); |
| 33 // Call the JavaScript getter with the receiver on the stack. | 33 // Call the JavaScript getter with the receiver on the stack. |
| 34 if (map->IsJSGlobalObjectMap()) { | 34 if (map->IsJSGlobalObjectMap()) { |
| 35 // Swap in the global receiver. | 35 // Swap in the global receiver. |
| 36 __ LoadP(scratch, | 36 __ LoadP(scratch, |
| 37 FieldMemOperand(receiver, JSGlobalObject::kGlobalProxyOffset)); | 37 FieldMemOperand(receiver, JSGlobalObject::kGlobalProxyOffset)); |
| 38 receiver = scratch; | 38 receiver = scratch; |
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| 55 } | 55 } |
| 56 | 56 |
| 57 | 57 |
| 58 void NamedStoreHandlerCompiler::GenerateStoreViaSetter( | 58 void NamedStoreHandlerCompiler::GenerateStoreViaSetter( |
| 59 MacroAssembler* masm, Handle<Map> map, Register receiver, Register holder, | 59 MacroAssembler* masm, Handle<Map> map, Register receiver, Register holder, |
| 60 int accessor_index, int expected_arguments, Register scratch) { | 60 int accessor_index, int expected_arguments, Register scratch) { |
| 61 // ----------- S t a t e ------------- | 61 // ----------- S t a t e ------------- |
| 62 // -- lr : return address | 62 // -- lr : return address |
| 63 // ----------------------------------- | 63 // ----------------------------------- |
| 64 { | 64 { |
| 65 FrameScope scope(masm, StackFrame::INTERNAL); | 65 FrameAndConstantPoolScope scope(masm, StackFrame::INTERNAL); |
| 66 | 66 |
| 67 // Save value register, so we can restore it later. | 67 // Save value register, so we can restore it later. |
| 68 __ push(value()); | 68 __ push(value()); |
| 69 | 69 |
| 70 if (accessor_index >= 0) { | 70 if (accessor_index >= 0) { |
| 71 DCHECK(!holder.is(scratch)); | 71 DCHECK(!holder.is(scratch)); |
| 72 DCHECK(!receiver.is(scratch)); | 72 DCHECK(!receiver.is(scratch)); |
| 73 DCHECK(!value().is(scratch)); | 73 DCHECK(!value().is(scratch)); |
| 74 // Call the JavaScript setter with receiver and value on the stack. | 74 // Call the JavaScript setter with receiver and value on the stack. |
| 75 if (map->IsJSGlobalObjectMap()) { | 75 if (map->IsJSGlobalObjectMap()) { |
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| 604 // case might cause a miss during the prototype check. | 604 // case might cause a miss during the prototype check. |
| 605 bool must_perform_prototype_check = | 605 bool must_perform_prototype_check = |
| 606 !holder().is_identical_to(it->GetHolder<JSObject>()); | 606 !holder().is_identical_to(it->GetHolder<JSObject>()); |
| 607 bool must_preserve_receiver_reg = | 607 bool must_preserve_receiver_reg = |
| 608 !receiver().is(holder_reg) && | 608 !receiver().is(holder_reg) && |
| 609 (it->state() == LookupIterator::ACCESSOR || must_perform_prototype_check); | 609 (it->state() == LookupIterator::ACCESSOR || must_perform_prototype_check); |
| 610 | 610 |
| 611 // Save necessary data before invoking an interceptor. | 611 // Save necessary data before invoking an interceptor. |
| 612 // Requires a frame to make GC aware of pushed pointers. | 612 // Requires a frame to make GC aware of pushed pointers. |
| 613 { | 613 { |
| 614 FrameScope frame_scope(masm(), StackFrame::INTERNAL); | 614 FrameAndConstantPoolScope frame_scope(masm(), StackFrame::INTERNAL); |
| 615 if (must_preserve_receiver_reg) { | 615 if (must_preserve_receiver_reg) { |
| 616 __ Push(receiver(), holder_reg, this->name()); | 616 __ Push(receiver(), holder_reg, this->name()); |
| 617 } else { | 617 } else { |
| 618 __ Push(holder_reg, this->name()); | 618 __ Push(holder_reg, this->name()); |
| 619 } | 619 } |
| 620 InterceptorVectorSlotPush(holder_reg); | 620 InterceptorVectorSlotPush(holder_reg); |
| 621 // Invoke an interceptor. Note: map checks from receiver to | 621 // Invoke an interceptor. Note: map checks from receiver to |
| 622 // interceptor's holder has been compiled before (see a caller | 622 // interceptor's holder has been compiled before (see a caller |
| 623 // of this method.) | 623 // of this method.) |
| 624 CompileCallLoadPropertyWithInterceptor( | 624 CompileCallLoadPropertyWithInterceptor( |
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| 743 // Return the generated code. | 743 // Return the generated code. |
| 744 return GetCode(kind(), Code::NORMAL, name); | 744 return GetCode(kind(), Code::NORMAL, name); |
| 745 } | 745 } |
| 746 | 746 |
| 747 | 747 |
| 748 #undef __ | 748 #undef __ |
| 749 } | 749 } |
| 750 } // namespace v8::internal | 750 } // namespace v8::internal |
| 751 | 751 |
| 752 #endif // V8_TARGET_ARCH_ARM | 752 #endif // V8_TARGET_ARCH_ARM |
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