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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 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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454 Label exit; | 454 Label exit; |
455 | 455 |
456 int descriptor = transition->LastAdded(); | 456 int descriptor = transition->LastAdded(); |
457 DescriptorArray* descriptors = transition->instance_descriptors(); | 457 DescriptorArray* descriptors = transition->instance_descriptors(); |
458 PropertyDetails details = descriptors->GetDetails(descriptor); | 458 PropertyDetails details = descriptors->GetDetails(descriptor); |
459 Representation representation = details.representation(); | 459 Representation representation = details.representation(); |
460 ASSERT(!representation.IsNone()); | 460 ASSERT(!representation.IsNone()); |
461 | 461 |
462 if (details.type() == CONSTANT) { | 462 if (details.type() == CONSTANT) { |
463 Handle<Object> constant(descriptors->GetValue(descriptor), masm->isolate()); | 463 Handle<Object> constant(descriptors->GetValue(descriptor), masm->isolate()); |
464 __ LoadObject(scratch1, constant); | 464 __ li(scratch1, constant); |
465 __ Branch(miss_label, ne, value_reg, Operand(scratch1)); | 465 __ Branch(miss_label, ne, value_reg, Operand(scratch1)); |
466 } else if (FLAG_track_fields && representation.IsSmi()) { | 466 } else if (FLAG_track_fields && representation.IsSmi()) { |
467 __ JumpIfNotSmi(value_reg, miss_label); | 467 __ JumpIfNotSmi(value_reg, miss_label); |
468 } else if (FLAG_track_heap_object_fields && representation.IsHeapObject()) { | 468 } else if (FLAG_track_heap_object_fields && representation.IsHeapObject()) { |
469 __ JumpIfSmi(value_reg, miss_label); | 469 __ JumpIfSmi(value_reg, miss_label); |
470 } else if (FLAG_track_double_fields && representation.IsDouble()) { | 470 } else if (FLAG_track_double_fields && representation.IsDouble()) { |
471 Label do_store, heap_number; | 471 Label do_store, heap_number; |
472 __ LoadRoot(scratch3, Heap::kHeapNumberMapRootIndex); | 472 __ LoadRoot(scratch3, Heap::kHeapNumberMapRootIndex); |
473 __ AllocateHeapNumber(storage_reg, scratch1, scratch2, scratch3, slow); | 473 __ AllocateHeapNumber(storage_reg, scratch1, scratch2, scratch3, slow); |
474 | 474 |
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830 // -- sp[28] : last JS argument | 830 // -- sp[28] : last JS argument |
831 // -- ... | 831 // -- ... |
832 // -- sp[(argc + 6) * 4] : first JS argument | 832 // -- sp[(argc + 6) * 4] : first JS argument |
833 // -- sp[(argc + 7) * 4] : receiver | 833 // -- sp[(argc + 7) * 4] : receiver |
834 // ----------------------------------- | 834 // ----------------------------------- |
835 typedef FunctionCallbackArguments FCA; | 835 typedef FunctionCallbackArguments FCA; |
836 // Save calling context. | 836 // Save calling context. |
837 __ sw(cp, MemOperand(sp, FCA::kContextSaveIndex * kPointerSize)); | 837 __ sw(cp, MemOperand(sp, FCA::kContextSaveIndex * kPointerSize)); |
838 // Get the function and setup the context. | 838 // Get the function and setup the context. |
839 Handle<JSFunction> function = optimization.constant_function(); | 839 Handle<JSFunction> function = optimization.constant_function(); |
840 __ LoadHeapObject(t1, function); | 840 __ li(t1, function); |
841 __ lw(cp, FieldMemOperand(t1, JSFunction::kContextOffset)); | 841 __ lw(cp, FieldMemOperand(t1, JSFunction::kContextOffset)); |
842 __ sw(t1, MemOperand(sp, FCA::kCalleeIndex * kPointerSize)); | 842 __ sw(t1, MemOperand(sp, FCA::kCalleeIndex * kPointerSize)); |
843 | 843 |
844 // Construct the FunctionCallbackInfo. | 844 // Construct the FunctionCallbackInfo. |
845 Handle<CallHandlerInfo> api_call_info = optimization.api_call_info(); | 845 Handle<CallHandlerInfo> api_call_info = optimization.api_call_info(); |
846 Handle<Object> call_data(api_call_info->data(), masm->isolate()); | 846 Handle<Object> call_data(api_call_info->data(), masm->isolate()); |
847 if (masm->isolate()->heap()->InNewSpace(*call_data)) { | 847 if (masm->isolate()->heap()->InNewSpace(*call_data)) { |
848 __ li(a0, api_call_info); | 848 __ li(a0, api_call_info); |
849 __ lw(t2, FieldMemOperand(a0, CallHandlerInfo::kDataOffset)); | 849 __ lw(t2, FieldMemOperand(a0, CallHandlerInfo::kDataOffset)); |
850 } else { | 850 } else { |
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1369 KeyedLoadFieldStub stub(field.is_inobject(holder), | 1369 KeyedLoadFieldStub stub(field.is_inobject(holder), |
1370 field.translate(holder), | 1370 field.translate(holder), |
1371 representation); | 1371 representation); |
1372 GenerateTailCall(masm(), stub.GetCode(isolate())); | 1372 GenerateTailCall(masm(), stub.GetCode(isolate())); |
1373 } | 1373 } |
1374 } | 1374 } |
1375 | 1375 |
1376 | 1376 |
1377 void LoadStubCompiler::GenerateLoadConstant(Handle<Object> value) { | 1377 void LoadStubCompiler::GenerateLoadConstant(Handle<Object> value) { |
1378 // Return the constant value. | 1378 // Return the constant value. |
1379 __ LoadObject(v0, value); | 1379 __ li(v0, value); |
1380 __ Ret(); | 1380 __ Ret(); |
1381 } | 1381 } |
1382 | 1382 |
1383 | 1383 |
1384 void LoadStubCompiler::GenerateLoadCallback( | 1384 void LoadStubCompiler::GenerateLoadCallback( |
1385 const CallOptimization& call_optimization) { | 1385 const CallOptimization& call_optimization) { |
1386 GenerateFastApiCall( | 1386 GenerateFastApiCall( |
1387 masm(), call_optimization, receiver(), scratch3(), 0, NULL); | 1387 masm(), call_optimization, receiver(), scratch3(), 0, NULL); |
1388 } | 1388 } |
1389 | 1389 |
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3174 // ----------------------------------- | 3174 // ----------------------------------- |
3175 TailCallBuiltin(masm, Builtins::kKeyedLoadIC_MissForceGeneric); | 3175 TailCallBuiltin(masm, Builtins::kKeyedLoadIC_MissForceGeneric); |
3176 } | 3176 } |
3177 | 3177 |
3178 | 3178 |
3179 #undef __ | 3179 #undef __ |
3180 | 3180 |
3181 } } // namespace v8::internal | 3181 } } // namespace v8::internal |
3182 | 3182 |
3183 #endif // V8_TARGET_ARCH_MIPS | 3183 #endif // V8_TARGET_ARCH_MIPS |
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