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Issue 25164003: Defer allocation of native function literals. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 2 months ago
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1 // Copyright 2013 the V8 project authors. All rights reserved. 1 // Copyright 2013 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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3976 shared_info = Compiler::BuildFunctionInfo(expr, current_info()->script()); 3976 shared_info = Compiler::BuildFunctionInfo(expr, current_info()->script());
3977 } 3977 }
3978 // We also have a stack overflow if the recursive compilation did. 3978 // We also have a stack overflow if the recursive compilation did.
3979 if (HasStackOverflow()) return; 3979 if (HasStackOverflow()) return;
3980 HFunctionLiteral* instr = 3980 HFunctionLiteral* instr =
3981 New<HFunctionLiteral>(shared_info, expr->pretenure()); 3981 New<HFunctionLiteral>(shared_info, expr->pretenure());
3982 return ast_context()->ReturnInstruction(instr, expr->id()); 3982 return ast_context()->ReturnInstruction(instr, expr->id());
3983 } 3983 }
3984 3984
3985 3985
3986 void HOptimizedGraphBuilder::VisitSharedFunctionInfoLiteral( 3986 void HOptimizedGraphBuilder::VisitNativeFunctionLiteral(
3987 SharedFunctionInfoLiteral* expr) { 3987 NativeFunctionLiteral* expr) {
3988 ASSERT(!HasStackOverflow()); 3988 ASSERT(!HasStackOverflow());
3989 ASSERT(current_block() != NULL); 3989 ASSERT(current_block() != NULL);
3990 ASSERT(current_block()->HasPredecessor()); 3990 ASSERT(current_block()->HasPredecessor());
3991 return Bailout(kSharedFunctionInfoLiteral); 3991 return Bailout(kNativeFunctionLiteral);
3992 } 3992 }
3993 3993
3994 3994
3995 void HOptimizedGraphBuilder::VisitConditional(Conditional* expr) { 3995 void HOptimizedGraphBuilder::VisitConditional(Conditional* expr) {
3996 ASSERT(!HasStackOverflow()); 3996 ASSERT(!HasStackOverflow());
3997 ASSERT(current_block() != NULL); 3997 ASSERT(current_block() != NULL);
3998 ASSERT(current_block()->HasPredecessor()); 3998 ASSERT(current_block()->HasPredecessor());
3999 HBasicBlock* cond_true = graph()->CreateBasicBlock(); 3999 HBasicBlock* cond_true = graph()->CreateBasicBlock();
4000 HBasicBlock* cond_false = graph()->CreateBasicBlock(); 4000 HBasicBlock* cond_false = graph()->CreateBasicBlock();
4001 CHECK_BAILOUT(VisitForControl(expr->condition(), cond_true, cond_false)); 4001 CHECK_BAILOUT(VisitForControl(expr->condition(), cond_true, cond_false));
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9873 if (ShouldProduceTraceOutput()) { 9873 if (ShouldProduceTraceOutput()) {
9874 isolate()->GetHTracer()->TraceHydrogen(name(), graph_); 9874 isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
9875 } 9875 }
9876 9876
9877 #ifdef DEBUG 9877 #ifdef DEBUG
9878 graph_->Verify(false); // No full verify. 9878 graph_->Verify(false); // No full verify.
9879 #endif 9879 #endif
9880 } 9880 }
9881 9881
9882 } } // namespace v8::internal 9882 } } // namespace v8::internal
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