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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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929 | 929 |
930 LiveEditFunctionTracker live_edit_tracker(info.isolate(), literal); | 930 LiveEditFunctionTracker live_edit_tracker(info.isolate(), literal); |
931 // Determine if the function can be lazily compiled. This is necessary to | 931 // Determine if the function can be lazily compiled. This is necessary to |
932 // allow some of our builtin JS files to be lazily compiled. These | 932 // allow some of our builtin JS files to be lazily compiled. These |
933 // builtins cannot be handled lazily by the parser, since we have to know | 933 // builtins cannot be handled lazily by the parser, since we have to know |
934 // if a function uses the special natives syntax, which is something the | 934 // if a function uses the special natives syntax, which is something the |
935 // parser records. | 935 // parser records. |
936 // If the debugger requests compilation for break points, we cannot be | 936 // If the debugger requests compilation for break points, we cannot be |
937 // aggressive about lazy compilation, because it might trigger compilation | 937 // aggressive about lazy compilation, because it might trigger compilation |
938 // of functions without an outer context when setting a breakpoint through | 938 // of functions without an outer context when setting a breakpoint through |
939 // Runtime::FindSharedFunctionInfoInScript. | 939 // Debug::FindSharedFunctionInfoInScript. |
940 bool allow_lazy_without_ctx = literal->AllowsLazyCompilationWithoutContext(); | 940 bool allow_lazy_without_ctx = literal->AllowsLazyCompilationWithoutContext(); |
941 bool allow_lazy = literal->AllowsLazyCompilation() && | 941 bool allow_lazy = literal->AllowsLazyCompilation() && |
942 !LiveEditFunctionTracker::IsActive(info.isolate()) && | 942 !LiveEditFunctionTracker::IsActive(info.isolate()) && |
943 (!info.isolate()->DebuggerHasBreakPoints() || allow_lazy_without_ctx); | 943 (!info.isolate()->DebuggerHasBreakPoints() || allow_lazy_without_ctx); |
944 | 944 |
945 Handle<ScopeInfo> scope_info(ScopeInfo::Empty()); | 945 Handle<ScopeInfo> scope_info(ScopeInfo::Empty()); |
946 | 946 |
947 // Generate code | 947 // Generate code |
948 if (FLAG_lazy && allow_lazy && !literal->is_parenthesized()) { | 948 if (FLAG_lazy && allow_lazy && !literal->is_parenthesized()) { |
949 Handle<Code> code = info.isolate()->builtins()->LazyCompile(); | 949 Handle<Code> code = info.isolate()->builtins()->LazyCompile(); |
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1043 } | 1043 } |
1044 } | 1044 } |
1045 | 1045 |
1046 GDBJIT(AddCode(Handle<String>(shared->DebugName()), | 1046 GDBJIT(AddCode(Handle<String>(shared->DebugName()), |
1047 Handle<Script>(info->script()), | 1047 Handle<Script>(info->script()), |
1048 Handle<Code>(info->code()), | 1048 Handle<Code>(info->code()), |
1049 info)); | 1049 info)); |
1050 } | 1050 } |
1051 | 1051 |
1052 } } // namespace v8::internal | 1052 } } // namespace v8::internal |
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