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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/code-factory.h" | 8 #include "src/code-factory.h" |
| 9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
| 10 #include "src/crankshaft/hydrogen-osr.h" | 10 #include "src/crankshaft/hydrogen-osr.h" |
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| 122 // global proxy when called as functions (without an explicit receiver | 122 // global proxy when called as functions (without an explicit receiver |
| 123 // object). | 123 // object). |
| 124 if (info()->MustReplaceUndefinedReceiverWithGlobalProxy()) { | 124 if (info()->MustReplaceUndefinedReceiverWithGlobalProxy()) { |
| 125 Label ok; | 125 Label ok; |
| 126 int receiver_offset = info_->scope()->num_parameters() * kPointerSize; | 126 int receiver_offset = info_->scope()->num_parameters() * kPointerSize; |
| 127 __ LoadP(r5, MemOperand(sp, receiver_offset)); | 127 __ LoadP(r5, MemOperand(sp, receiver_offset)); |
| 128 __ CompareRoot(r5, Heap::kUndefinedValueRootIndex); | 128 __ CompareRoot(r5, Heap::kUndefinedValueRootIndex); |
| 129 __ bne(&ok); | 129 __ bne(&ok); |
| 130 | 130 |
| 131 __ LoadP(r5, GlobalObjectOperand()); | 131 __ LoadP(r5, GlobalObjectOperand()); |
| 132 __ LoadP(r5, FieldMemOperand(r5, GlobalObject::kGlobalProxyOffset)); | 132 __ LoadP(r5, FieldMemOperand(r5, JSGlobalObject::kGlobalProxyOffset)); |
| 133 | 133 |
| 134 __ StoreP(r5, MemOperand(sp, receiver_offset)); | 134 __ StoreP(r5, MemOperand(sp, receiver_offset)); |
| 135 | 135 |
| 136 __ bind(&ok); | 136 __ bind(&ok); |
| 137 } | 137 } |
| 138 } | 138 } |
| 139 | 139 |
| 140 int prologue_offset = masm_->pc_offset(); | 140 int prologue_offset = masm_->pc_offset(); |
| 141 | 141 |
| 142 if (prologue_offset) { | 142 if (prologue_offset) { |
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| 3496 // Deoptimize if the receiver is not a JS object. | 3496 // Deoptimize if the receiver is not a JS object. |
| 3497 __ TestIfSmi(receiver, r0); | 3497 __ TestIfSmi(receiver, r0); |
| 3498 DeoptimizeIf(eq, instr, Deoptimizer::kSmi, cr0); | 3498 DeoptimizeIf(eq, instr, Deoptimizer::kSmi, cr0); |
| 3499 __ CompareObjectType(receiver, scratch, scratch, FIRST_SPEC_OBJECT_TYPE); | 3499 __ CompareObjectType(receiver, scratch, scratch, FIRST_SPEC_OBJECT_TYPE); |
| 3500 DeoptimizeIf(lt, instr, Deoptimizer::kNotAJavaScriptObject); | 3500 DeoptimizeIf(lt, instr, Deoptimizer::kNotAJavaScriptObject); |
| 3501 | 3501 |
| 3502 __ b(&result_in_receiver); | 3502 __ b(&result_in_receiver); |
| 3503 __ bind(&global_object); | 3503 __ bind(&global_object); |
| 3504 __ LoadP(result, FieldMemOperand(function, JSFunction::kContextOffset)); | 3504 __ LoadP(result, FieldMemOperand(function, JSFunction::kContextOffset)); |
| 3505 __ LoadP(result, ContextOperand(result, Context::GLOBAL_OBJECT_INDEX)); | 3505 __ LoadP(result, ContextOperand(result, Context::GLOBAL_OBJECT_INDEX)); |
| 3506 __ LoadP(result, FieldMemOperand(result, GlobalObject::kGlobalProxyOffset)); | 3506 __ LoadP(result, FieldMemOperand(result, JSGlobalObject::kGlobalProxyOffset)); |
| 3507 if (result.is(receiver)) { | 3507 if (result.is(receiver)) { |
| 3508 __ bind(&result_in_receiver); | 3508 __ bind(&result_in_receiver); |
| 3509 } else { | 3509 } else { |
| 3510 Label result_ok; | 3510 Label result_ok; |
| 3511 __ b(&result_ok); | 3511 __ b(&result_ok); |
| 3512 __ bind(&result_in_receiver); | 3512 __ bind(&result_in_receiver); |
| 3513 __ mr(result, receiver); | 3513 __ mr(result, receiver); |
| 3514 __ bind(&result_ok); | 3514 __ bind(&result_ok); |
| 3515 } | 3515 } |
| 3516 } | 3516 } |
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| 6080 __ Push(scope_info); | 6080 __ Push(scope_info); |
| 6081 __ push(ToRegister(instr->function())); | 6081 __ push(ToRegister(instr->function())); |
| 6082 CallRuntime(Runtime::kPushBlockContext, 2, instr); | 6082 CallRuntime(Runtime::kPushBlockContext, 2, instr); |
| 6083 RecordSafepoint(Safepoint::kNoLazyDeopt); | 6083 RecordSafepoint(Safepoint::kNoLazyDeopt); |
| 6084 } | 6084 } |
| 6085 | 6085 |
| 6086 | 6086 |
| 6087 #undef __ | 6087 #undef __ |
| 6088 } // namespace internal | 6088 } // namespace internal |
| 6089 } // namespace v8 | 6089 } // namespace v8 |
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