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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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776 LOperand* context) { | 776 LOperand* context) { |
777 LoadContextFromDeferred(context); | 777 LoadContextFromDeferred(context); |
778 __ CallRuntimeSaveDoubles(id); | 778 __ CallRuntimeSaveDoubles(id); |
779 RecordSafepointWithRegisters( | 779 RecordSafepointWithRegisters( |
780 instr->pointer_map(), argc, Safepoint::kNoLazyDeopt); | 780 instr->pointer_map(), argc, Safepoint::kNoLazyDeopt); |
781 } | 781 } |
782 | 782 |
783 | 783 |
784 void LCodeGen::RegisterEnvironmentForDeoptimization(LEnvironment* environment, | 784 void LCodeGen::RegisterEnvironmentForDeoptimization(LEnvironment* environment, |
785 Safepoint::DeoptMode mode) { | 785 Safepoint::DeoptMode mode) { |
| 786 environment->set_has_been_used(); |
786 if (!environment->HasBeenRegistered()) { | 787 if (!environment->HasBeenRegistered()) { |
787 // Physical stack frame layout: | 788 // Physical stack frame layout: |
788 // -x ............. -4 0 ..................................... y | 789 // -x ............. -4 0 ..................................... y |
789 // [incoming arguments] [spill slots] [pushed outgoing arguments] | 790 // [incoming arguments] [spill slots] [pushed outgoing arguments] |
790 | 791 |
791 // Layout of the environment: | 792 // Layout of the environment: |
792 // 0 ..................................................... size-1 | 793 // 0 ..................................................... size-1 |
793 // [parameters] [locals] [expression stack including arguments] | 794 // [parameters] [locals] [expression stack including arguments] |
794 | 795 |
795 // Layout of the translation: | 796 // Layout of the translation: |
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5843 __ ldr(result, FieldMemOperand(scratch, | 5844 __ ldr(result, FieldMemOperand(scratch, |
5844 FixedArray::kHeaderSize - kPointerSize)); | 5845 FixedArray::kHeaderSize - kPointerSize)); |
5845 __ bind(deferred->exit()); | 5846 __ bind(deferred->exit()); |
5846 __ bind(&done); | 5847 __ bind(&done); |
5847 } | 5848 } |
5848 | 5849 |
5849 | 5850 |
5850 #undef __ | 5851 #undef __ |
5851 | 5852 |
5852 } } // namespace v8::internal | 5853 } } // namespace v8::internal |
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