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Issue 1211453002: Reland "Keep a canonical list of shared function infos." (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: fix alwaysopt Created 5 years, 6 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 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/hydrogen.h" 5 #include "src/hydrogen.h"
6 6
7 #include <sstream> 7 #include <sstream>
8 8
9 #include "src/v8.h" 9 #include "src/v8.h"
10 10
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5284 5284
5285 void HOptimizedGraphBuilder::VisitCaseClause(CaseClause* clause) { 5285 void HOptimizedGraphBuilder::VisitCaseClause(CaseClause* clause) {
5286 UNREACHABLE(); 5286 UNREACHABLE();
5287 } 5287 }
5288 5288
5289 5289
5290 void HOptimizedGraphBuilder::VisitFunctionLiteral(FunctionLiteral* expr) { 5290 void HOptimizedGraphBuilder::VisitFunctionLiteral(FunctionLiteral* expr) {
5291 DCHECK(!HasStackOverflow()); 5291 DCHECK(!HasStackOverflow());
5292 DCHECK(current_block() != NULL); 5292 DCHECK(current_block() != NULL);
5293 DCHECK(current_block()->HasPredecessor()); 5293 DCHECK(current_block()->HasPredecessor());
5294 Handle<SharedFunctionInfo> shared_info = expr->shared_info(); 5294 Handle<SharedFunctionInfo> shared_info = Compiler::GetSharedFunctionInfo(
5295 if (shared_info.is_null()) { 5295 expr, current_info()->script(), top_info());
5296 shared_info =
5297 Compiler::BuildFunctionInfo(expr, current_info()->script(), top_info());
5298 }
5299 // We also have a stack overflow if the recursive compilation did. 5296 // We also have a stack overflow if the recursive compilation did.
5300 if (HasStackOverflow()) return; 5297 if (HasStackOverflow()) return;
5301 HFunctionLiteral* instr = 5298 HFunctionLiteral* instr =
5302 New<HFunctionLiteral>(shared_info, expr->pretenure()); 5299 New<HFunctionLiteral>(shared_info, expr->pretenure());
5303 return ast_context()->ReturnInstruction(instr, expr->id()); 5300 return ast_context()->ReturnInstruction(instr, expr->id());
5304 } 5301 }
5305 5302
5306 5303
5307 void HOptimizedGraphBuilder::VisitClassLiteral(ClassLiteral* lit) { 5304 void HOptimizedGraphBuilder::VisitClassLiteral(ClassLiteral* lit) {
5308 DCHECK(!HasStackOverflow()); 5305 DCHECK(!HasStackOverflow());
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11662 } 11659 }
11663 11660
11664 11661
11665 void HOptimizedGraphBuilder::VisitFunctionDeclaration( 11662 void HOptimizedGraphBuilder::VisitFunctionDeclaration(
11666 FunctionDeclaration* declaration) { 11663 FunctionDeclaration* declaration) {
11667 VariableProxy* proxy = declaration->proxy(); 11664 VariableProxy* proxy = declaration->proxy();
11668 Variable* variable = proxy->var(); 11665 Variable* variable = proxy->var();
11669 switch (variable->location()) { 11666 switch (variable->location()) {
11670 case Variable::UNALLOCATED: { 11667 case Variable::UNALLOCATED: {
11671 globals_.Add(variable->name(), zone()); 11668 globals_.Add(variable->name(), zone());
11672 Handle<SharedFunctionInfo> function = Compiler::BuildFunctionInfo( 11669 Handle<SharedFunctionInfo> function = Compiler::GetSharedFunctionInfo(
11673 declaration->fun(), current_info()->script(), top_info()); 11670 declaration->fun(), current_info()->script(), top_info());
11674 // Check for stack-overflow exception. 11671 // Check for stack-overflow exception.
11675 if (function.is_null()) return SetStackOverflow(); 11672 if (function.is_null()) return SetStackOverflow();
11676 globals_.Add(function, zone()); 11673 globals_.Add(function, zone());
11677 return; 11674 return;
11678 } 11675 }
11679 case Variable::PARAMETER: 11676 case Variable::PARAMETER:
11680 case Variable::LOCAL: { 11677 case Variable::LOCAL: {
11681 CHECK_ALIVE(VisitForValue(declaration->fun())); 11678 CHECK_ALIVE(VisitForValue(declaration->fun()));
11682 HValue* value = Pop(); 11679 HValue* value = Pop();
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13207 isolate()->GetHTracer()->TraceHydrogen(name(), graph_); 13204 isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
13208 } 13205 }
13209 13206
13210 #ifdef DEBUG 13207 #ifdef DEBUG
13211 graph_->Verify(false); // No full verify. 13208 graph_->Verify(false); // No full verify.
13212 #endif 13209 #endif
13213 } 13210 }
13214 13211
13215 } // namespace internal 13212 } // namespace internal
13216 } // namespace v8 13213 } // namespace v8
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