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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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7881 int nodes_added = InliningAstSize(target); | 7881 int nodes_added = InliningAstSize(target); |
7882 if (nodes_added == kNotInlinable) return false; | 7882 if (nodes_added == kNotInlinable) return false; |
7883 | 7883 |
7884 Handle<JSFunction> caller = current_info()->closure(); | 7884 Handle<JSFunction> caller = current_info()->closure(); |
7885 | 7885 |
7886 if (nodes_added > Min(FLAG_max_inlined_nodes, kUnlimitedMaxInlinedNodes)) { | 7886 if (nodes_added > Min(FLAG_max_inlined_nodes, kUnlimitedMaxInlinedNodes)) { |
7887 TraceInline(target, caller, "target AST is too large [early]"); | 7887 TraceInline(target, caller, "target AST is too large [early]"); |
7888 return false; | 7888 return false; |
7889 } | 7889 } |
7890 | 7890 |
7891 #if !defined(V8_TARGET_ARCH_IA32) | 7891 #if !V8_TARGET_ARCH_IA32 |
7892 // Target must be able to use caller's context. | 7892 // Target must be able to use caller's context. |
7893 CompilationInfo* outer_info = current_info(); | 7893 CompilationInfo* outer_info = current_info(); |
7894 if (target->context() != outer_info->closure()->context() || | 7894 if (target->context() != outer_info->closure()->context() || |
7895 outer_info->scope()->contains_with() || | 7895 outer_info->scope()->contains_with() || |
7896 outer_info->scope()->num_heap_slots() > 0) { | 7896 outer_info->scope()->num_heap_slots() > 0) { |
7897 TraceInline(target, caller, "target requires context change"); | 7897 TraceInline(target, caller, "target requires context change"); |
7898 return false; | 7898 return false; |
7899 } | 7899 } |
7900 #endif | 7900 #endif |
7901 | 7901 |
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8030 HConstant* undefined = graph()->GetConstantUndefined(); | 8030 HConstant* undefined = graph()->GetConstantUndefined(); |
8031 bool undefined_receiver = HEnvironment::UseUndefinedReceiver( | 8031 bool undefined_receiver = HEnvironment::UseUndefinedReceiver( |
8032 target, function, call_kind, inlining_kind); | 8032 target, function, call_kind, inlining_kind); |
8033 HEnvironment* inner_env = | 8033 HEnvironment* inner_env = |
8034 environment()->CopyForInlining(target, | 8034 environment()->CopyForInlining(target, |
8035 arguments_count, | 8035 arguments_count, |
8036 function, | 8036 function, |
8037 undefined, | 8037 undefined, |
8038 function_state()->inlining_kind(), | 8038 function_state()->inlining_kind(), |
8039 undefined_receiver); | 8039 undefined_receiver); |
8040 #ifdef V8_TARGET_ARCH_IA32 | 8040 #if V8_TARGET_ARCH_IA32 |
8041 // IA32 only, overwrite the caller's context in the deoptimization | 8041 // IA32 only, overwrite the caller's context in the deoptimization |
8042 // environment with the correct one. | 8042 // environment with the correct one. |
8043 // | 8043 // |
8044 // TODO(kmillikin): implement the same inlining on other platforms so we | 8044 // TODO(kmillikin): implement the same inlining on other platforms so we |
8045 // can remove the unsightly ifdefs in this function. | 8045 // can remove the unsightly ifdefs in this function. |
8046 HConstant* context = | 8046 HConstant* context = |
8047 new(zone()) HConstant(Handle<Context>(target->context())); | 8047 new(zone()) HConstant(Handle<Context>(target->context())); |
8048 AddInstruction(context); | 8048 AddInstruction(context); |
8049 inner_env->BindContext(context); | 8049 inner_env->BindContext(context); |
8050 #endif | 8050 #endif |
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11554 if (ShouldProduceTraceOutput()) { | 11554 if (ShouldProduceTraceOutput()) { |
11555 isolate()->GetHTracer()->TraceHydrogen(name(), graph_); | 11555 isolate()->GetHTracer()->TraceHydrogen(name(), graph_); |
11556 } | 11556 } |
11557 | 11557 |
11558 #ifdef DEBUG | 11558 #ifdef DEBUG |
11559 graph_->Verify(false); // No full verify. | 11559 graph_->Verify(false); // No full verify. |
11560 #endif | 11560 #endif |
11561 } | 11561 } |
11562 | 11562 |
11563 } } // namespace v8::internal | 11563 } } // namespace v8::internal |
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