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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 // | 2 // |
3 // Use of this source code is governed by a BSD-style license that can be | 3 // Use of this source code is governed by a BSD-style license that can be |
4 // found in the LICENSE file. | 4 // found in the LICENSE file. |
5 | 5 |
6 #include "src/crankshaft/s390/lithium-codegen-s390.h" | 6 #include "src/crankshaft/s390/lithium-codegen-s390.h" |
7 | 7 |
8 #include "src/base/bits.h" | 8 #include "src/base/bits.h" |
9 #include "src/builtins/builtins-constructor.h" | 9 #include "src/builtins/builtins-constructor.h" |
10 #include "src/code-factory.h" | 10 #include "src/code-factory.h" |
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171 bool need_write_barrier = true; | 171 bool need_write_barrier = true; |
172 // Argument to NewContext is the function, which is in r3. | 172 // Argument to NewContext is the function, which is in r3. |
173 int slots = info()->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; | 173 int slots = info()->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; |
174 Safepoint::DeoptMode deopt_mode = Safepoint::kNoLazyDeopt; | 174 Safepoint::DeoptMode deopt_mode = Safepoint::kNoLazyDeopt; |
175 if (info()->scope()->is_script_scope()) { | 175 if (info()->scope()->is_script_scope()) { |
176 __ push(r3); | 176 __ push(r3); |
177 __ Push(info()->scope()->scope_info()); | 177 __ Push(info()->scope()->scope_info()); |
178 __ CallRuntime(Runtime::kNewScriptContext); | 178 __ CallRuntime(Runtime::kNewScriptContext); |
179 deopt_mode = Safepoint::kLazyDeopt; | 179 deopt_mode = Safepoint::kLazyDeopt; |
180 } else { | 180 } else { |
181 if (slots <= | 181 if (slots <= ConstructorBuiltins::MaximumFunctionContextSlots()) { |
182 ConstructorBuiltinsAssembler::MaximumFunctionContextSlots()) { | |
183 Callable callable = CodeFactory::FastNewFunctionContext( | 182 Callable callable = CodeFactory::FastNewFunctionContext( |
184 isolate(), info()->scope()->scope_type()); | 183 isolate(), info()->scope()->scope_type()); |
185 __ mov(FastNewFunctionContextDescriptor::SlotsRegister(), | 184 __ mov(FastNewFunctionContextDescriptor::SlotsRegister(), |
186 Operand(slots)); | 185 Operand(slots)); |
187 __ Call(callable.code(), RelocInfo::CODE_TARGET); | 186 __ Call(callable.code(), RelocInfo::CODE_TARGET); |
188 // Result of the FastNewFunctionContext builtin is always in new space. | 187 // Result of the FastNewFunctionContext builtin is always in new space. |
189 need_write_barrier = false; | 188 need_write_barrier = false; |
190 } else { | 189 } else { |
191 __ push(r3); | 190 __ push(r3); |
192 __ Push(Smi::FromInt(info()->scope()->scope_type())); | 191 __ Push(Smi::FromInt(info()->scope()->scope_type())); |
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5550 __ LoadP(result, | 5549 __ LoadP(result, |
5551 FieldMemOperand(scratch, FixedArray::kHeaderSize - kPointerSize)); | 5550 FieldMemOperand(scratch, FixedArray::kHeaderSize - kPointerSize)); |
5552 __ bind(deferred->exit()); | 5551 __ bind(deferred->exit()); |
5553 __ bind(&done); | 5552 __ bind(&done); |
5554 } | 5553 } |
5555 | 5554 |
5556 #undef __ | 5555 #undef __ |
5557 | 5556 |
5558 } // namespace internal | 5557 } // namespace internal |
5559 } // namespace v8 | 5558 } // namespace v8 |
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