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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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/compiler/js-intrinsic-lowering.h" | 5 #include "src/compiler/js-intrinsic-lowering.h" |
6 | 6 |
7 #include "src/compiler/access-builder.h" | 7 #include "src/compiler/access-builder.h" |
8 #include "src/compiler/js-graph.h" | 8 #include "src/compiler/js-graph.h" |
9 #include "src/compiler/node-properties.h" | 9 #include "src/compiler/node-properties.h" |
10 | 10 |
11 namespace v8 { | 11 namespace v8 { |
12 namespace internal { | 12 namespace internal { |
13 namespace compiler { | 13 namespace compiler { |
14 | 14 |
15 JSIntrinsicLowering::JSIntrinsicLowering(JSGraph* jsgraph) | 15 JSIntrinsicLowering::JSIntrinsicLowering(JSGraph* jsgraph) |
16 : jsgraph_(jsgraph), simplified_(jsgraph->zone()) {} | 16 : jsgraph_(jsgraph), simplified_(jsgraph->zone()) {} |
17 | 17 |
18 | 18 |
19 Reduction JSIntrinsicLowering::Reduce(Node* node) { | 19 Reduction JSIntrinsicLowering::Reduce(Node* node) { |
20 if (node->opcode() != IrOpcode::kJSCallRuntime) return NoChange(); | 20 if (node->opcode() != IrOpcode::kJSCallRuntime) return NoChange(); |
21 const Runtime::Function* const f = | 21 const Runtime::Function* const f = |
22 Runtime::FunctionForId(CallRuntimeParametersOf(node->op()).id()); | 22 Runtime::FunctionForId(CallRuntimeParametersOf(node->op()).id()); |
| 23 if (f->intrinsic_type != Runtime::IntrinsicType::INLINE) return NoChange(); |
23 switch (f->function_id) { | 24 switch (f->function_id) { |
24 case Runtime::kDeoptimizeNow: | 25 case Runtime::kInlineDeoptimizeNow: |
25 return ReduceDeoptimizeNow(node); | 26 return ReduceInlineDeoptimizeNow(node); |
26 case Runtime::kInlineIsSmi: | 27 case Runtime::kInlineIsSmi: |
27 return ReduceInlineIsSmi(node); | 28 return ReduceInlineIsSmi(node); |
28 case Runtime::kInlineIsNonNegativeSmi: | 29 case Runtime::kInlineIsNonNegativeSmi: |
29 return ReduceInlineIsNonNegativeSmi(node); | 30 return ReduceInlineIsNonNegativeSmi(node); |
30 case Runtime::kInlineIsArray: | 31 case Runtime::kInlineIsArray: |
31 return ReduceInlineIsInstanceType(node, JS_ARRAY_TYPE); | 32 return ReduceInlineIsInstanceType(node, JS_ARRAY_TYPE); |
32 case Runtime::kInlineIsFunction: | 33 case Runtime::kInlineIsFunction: |
33 return ReduceInlineIsInstanceType(node, JS_FUNCTION_TYPE); | 34 return ReduceInlineIsInstanceType(node, JS_FUNCTION_TYPE); |
34 case Runtime::kInlineConstructDouble: | 35 case Runtime::kInlineConstructDouble: |
35 return ReduceInlineConstructDouble(node); | 36 return ReduceInlineConstructDouble(node); |
36 case Runtime::kInlineDoubleLo: | 37 case Runtime::kInlineDoubleLo: |
37 return ReduceInlineDoubleLo(node); | 38 return ReduceInlineDoubleLo(node); |
38 case Runtime::kInlineDoubleHi: | 39 case Runtime::kInlineDoubleHi: |
39 return ReduceInlineDoubleHi(node); | 40 return ReduceInlineDoubleHi(node); |
40 case Runtime::kInlineIsRegExp: | 41 case Runtime::kInlineIsRegExp: |
41 return ReduceInlineIsInstanceType(node, JS_REGEXP_TYPE); | 42 return ReduceInlineIsInstanceType(node, JS_REGEXP_TYPE); |
42 case Runtime::kInlineValueOf: | 43 case Runtime::kInlineValueOf: |
43 return ReduceInlineValueOf(node); | 44 return ReduceInlineValueOf(node); |
44 default: | 45 default: |
45 break; | 46 break; |
46 } | 47 } |
47 return NoChange(); | 48 return NoChange(); |
48 } | 49 } |
49 | 50 |
50 | 51 |
51 Reduction JSIntrinsicLowering::ReduceDeoptimizeNow(Node* node) { | 52 Reduction JSIntrinsicLowering::ReduceInlineDeoptimizeNow(Node* node) { |
52 if (!FLAG_turbo_deoptimization) return NoChange(); | 53 if (!FLAG_turbo_deoptimization) return NoChange(); |
53 | 54 |
54 Node* frame_state = NodeProperties::GetFrameStateInput(node, 0); | 55 Node* frame_state = NodeProperties::GetFrameStateInput(node, 0); |
55 DCHECK_EQ(frame_state->opcode(), IrOpcode::kFrameState); | 56 DCHECK_EQ(frame_state->opcode(), IrOpcode::kFrameState); |
56 | 57 |
57 Node* effect = NodeProperties::GetEffectInput(node); | 58 Node* effect = NodeProperties::GetEffectInput(node); |
58 Node* control = NodeProperties::GetControlInput(node); | 59 Node* control = NodeProperties::GetControlInput(node); |
59 | 60 |
60 // We are making the continuation after the call dead. To | 61 // We are making the continuation after the call dead. To |
61 // model this, we generate if (true) statement with deopt | 62 // model this, we generate if (true) statement with deopt |
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254 } | 255 } |
255 | 256 |
256 | 257 |
257 MachineOperatorBuilder* JSIntrinsicLowering::machine() const { | 258 MachineOperatorBuilder* JSIntrinsicLowering::machine() const { |
258 return jsgraph()->machine(); | 259 return jsgraph()->machine(); |
259 } | 260 } |
260 | 261 |
261 } // namespace compiler | 262 } // namespace compiler |
262 } // namespace internal | 263 } // namespace internal |
263 } // namespace v8 | 264 } // namespace v8 |
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