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Issue 1673623002: Revert of PPC: Type Feedback Vector lives in the closure (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 10 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 1 // Copyright 2014 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 #if V8_TARGET_ARCH_PPC 5 #if V8_TARGET_ARCH_PPC
6 6
7 #include "src/ast/scopes.h" 7 #include "src/ast/scopes.h"
8 #include "src/code-factory.h" 8 #include "src/code-factory.h"
9 #include "src/code-stubs.h" 9 #include "src/code-stubs.h"
10 #include "src/codegen.h" 10 #include "src/codegen.h"
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1178 1178
1179 void FullCodeGenerator::EmitNewClosure(Handle<SharedFunctionInfo> info, 1179 void FullCodeGenerator::EmitNewClosure(Handle<SharedFunctionInfo> info,
1180 bool pretenure) { 1180 bool pretenure) {
1181 // Use the fast case closure allocation code that allocates in new 1181 // Use the fast case closure allocation code that allocates in new
1182 // space for nested functions that don't need literals cloning. If 1182 // space for nested functions that don't need literals cloning. If
1183 // we're running with the --always-opt or the --prepare-always-opt 1183 // we're running with the --always-opt or the --prepare-always-opt
1184 // flag, we need to use the runtime function so that the new function 1184 // flag, we need to use the runtime function so that the new function
1185 // we are creating here gets a chance to have its code optimized and 1185 // we are creating here gets a chance to have its code optimized and
1186 // doesn't just get a copy of the existing unoptimized code. 1186 // doesn't just get a copy of the existing unoptimized code.
1187 if (!FLAG_always_opt && !FLAG_prepare_always_opt && !pretenure && 1187 if (!FLAG_always_opt && !FLAG_prepare_always_opt && !pretenure &&
1188 scope()->is_function_scope()) { 1188 scope()->is_function_scope() && info->num_literals() == 0) {
1189 FastNewClosureStub stub(isolate(), info->language_mode(), info->kind()); 1189 FastNewClosureStub stub(isolate(), info->language_mode(), info->kind());
1190 __ mov(r5, Operand(info)); 1190 __ mov(r5, Operand(info));
1191 __ CallStub(&stub); 1191 __ CallStub(&stub);
1192 } else { 1192 } else {
1193 __ Push(info); 1193 __ Push(info);
1194 __ CallRuntime(pretenure ? Runtime::kNewClosure_Tenured 1194 __ CallRuntime(pretenure ? Runtime::kNewClosure_Tenured
1195 : Runtime::kNewClosure); 1195 : Runtime::kNewClosure);
1196 } 1196 }
1197 context()->Plug(r3); 1197 context()->Plug(r3);
1198 } 1198 }
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4767 return ON_STACK_REPLACEMENT; 4767 return ON_STACK_REPLACEMENT;
4768 } 4768 }
4769 4769
4770 DCHECK(interrupt_address == 4770 DCHECK(interrupt_address ==
4771 isolate->builtins()->OsrAfterStackCheck()->entry()); 4771 isolate->builtins()->OsrAfterStackCheck()->entry());
4772 return OSR_AFTER_STACK_CHECK; 4772 return OSR_AFTER_STACK_CHECK;
4773 } 4773 }
4774 } // namespace internal 4774 } // namespace internal
4775 } // namespace v8 4775 } // namespace v8
4776 #endif // V8_TARGET_ARCH_PPC 4776 #endif // V8_TARGET_ARCH_PPC
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