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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 #include "src/crankshaft/ppc/lithium-codegen-ppc.h" | 5 #include "src/crankshaft/ppc/lithium-codegen-ppc.h" |
| 6 | 6 |
| 7 #include "src/base/bits.h" | 7 #include "src/base/bits.h" |
| 8 #include "src/builtins/builtins-constructor.h" | 8 #include "src/builtins/builtins-constructor.h" |
| 9 #include "src/code-factory.h" | 9 #include "src/code-factory.h" |
| 10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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| 180 bool need_write_barrier = true; | 180 bool need_write_barrier = true; |
| 181 // Argument to NewContext is the function, which is in r4. | 181 // Argument to NewContext is the function, which is in r4. |
| 182 int slots = info()->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; | 182 int slots = info()->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; |
| 183 Safepoint::DeoptMode deopt_mode = Safepoint::kNoLazyDeopt; | 183 Safepoint::DeoptMode deopt_mode = Safepoint::kNoLazyDeopt; |
| 184 if (info()->scope()->is_script_scope()) { | 184 if (info()->scope()->is_script_scope()) { |
| 185 __ push(r4); | 185 __ push(r4); |
| 186 __ Push(info()->scope()->scope_info()); | 186 __ Push(info()->scope()->scope_info()); |
| 187 __ CallRuntime(Runtime::kNewScriptContext); | 187 __ CallRuntime(Runtime::kNewScriptContext); |
| 188 deopt_mode = Safepoint::kLazyDeopt; | 188 deopt_mode = Safepoint::kLazyDeopt; |
| 189 } else { | 189 } else { |
| 190 if (slots <= | 190 if (slots <= ConstructorBuiltins::MaximumFunctionContextSlots()) { |
| 191 ConstructorBuiltinsAssembler::MaximumFunctionContextSlots()) { | |
| 192 Callable callable = CodeFactory::FastNewFunctionContext( | 191 Callable callable = CodeFactory::FastNewFunctionContext( |
| 193 isolate(), info()->scope()->scope_type()); | 192 isolate(), info()->scope()->scope_type()); |
| 194 __ mov(FastNewFunctionContextDescriptor::SlotsRegister(), | 193 __ mov(FastNewFunctionContextDescriptor::SlotsRegister(), |
| 195 Operand(slots)); | 194 Operand(slots)); |
| 196 __ Call(callable.code(), RelocInfo::CODE_TARGET); | 195 __ Call(callable.code(), RelocInfo::CODE_TARGET); |
| 197 // Result of the FastNewFunctionContext builtin is always in new space. | 196 // Result of the FastNewFunctionContext builtin is always in new space. |
| 198 need_write_barrier = false; | 197 need_write_barrier = false; |
| 199 } else { | 198 } else { |
| 200 __ push(r4); | 199 __ push(r4); |
| 201 __ Push(Smi::FromInt(info()->scope()->scope_type())); | 200 __ Push(Smi::FromInt(info()->scope()->scope_type())); |
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| 5622 __ LoadP(result, | 5621 __ LoadP(result, |
| 5623 FieldMemOperand(scratch, FixedArray::kHeaderSize - kPointerSize)); | 5622 FieldMemOperand(scratch, FixedArray::kHeaderSize - kPointerSize)); |
| 5624 __ bind(deferred->exit()); | 5623 __ bind(deferred->exit()); |
| 5625 __ bind(&done); | 5624 __ bind(&done); |
| 5626 } | 5625 } |
| 5627 | 5626 |
| 5628 #undef __ | 5627 #undef __ |
| 5629 | 5628 |
| 5630 } // namespace internal | 5629 } // namespace internal |
| 5631 } // namespace v8 | 5630 } // namespace v8 |
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