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| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 #ifndef V8_CRANKSHAFT_HYDROGEN_INSTRUCTIONS_H_ | 5 #ifndef V8_CRANKSHAFT_HYDROGEN_INSTRUCTIONS_H_ |
| 6 #define V8_CRANKSHAFT_HYDROGEN_INSTRUCTIONS_H_ | 6 #define V8_CRANKSHAFT_HYDROGEN_INSTRUCTIONS_H_ |
| 7 | 7 |
| 8 #include <cstring> | 8 #include <cstring> |
| 9 #include <iosfwd> | 9 #include <iosfwd> |
| 10 | 10 |
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| 2168 int OperandCount() const final { return values_.length(); } | 2168 int OperandCount() const final { return values_.length(); } |
| 2169 HValue* OperandAt(int index) const final { return values_[index]; } | 2169 HValue* OperandAt(int index) const final { return values_[index]; } |
| 2170 | 2170 |
| 2171 Representation RequiredInputRepresentation(int index) final { | 2171 Representation RequiredInputRepresentation(int index) final { |
| 2172 if (index == 0 || index == 1) { | 2172 if (index == 0 || index == 1) { |
| 2173 // Target + context | 2173 // Target + context |
| 2174 return Representation::Tagged(); | 2174 return Representation::Tagged(); |
| 2175 } else { | 2175 } else { |
| 2176 int par_index = index - 2; | 2176 int par_index = index - 2; |
| 2177 DCHECK(par_index < GetParameterCount()); | 2177 DCHECK(par_index < GetParameterCount()); |
| 2178 return RepresentationFromType(descriptor_.GetParameterType(par_index)); | 2178 return RepresentationFromMachineType( |
| 2179 descriptor_.GetParameterType(par_index)); |
| 2179 } | 2180 } |
| 2180 } | 2181 } |
| 2181 | 2182 |
| 2182 DECLARE_CONCRETE_INSTRUCTION(CallWithDescriptor) | 2183 DECLARE_CONCRETE_INSTRUCTION(CallWithDescriptor) |
| 2183 | 2184 |
| 2184 // Defines whether this instruction corresponds to a JS call at tail position. | 2185 // Defines whether this instruction corresponds to a JS call at tail position. |
| 2185 TailCallMode syntactic_tail_call_mode() const { | 2186 TailCallMode syntactic_tail_call_mode() const { |
| 2186 return SyntacticTailCallModeField::decode(bit_field_); | 2187 return SyntacticTailCallModeField::decode(bit_field_); |
| 2187 } | 2188 } |
| 2188 | 2189 |
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| 7126 bool IsDeletable() const override { return true; } | 7127 bool IsDeletable() const override { return true; } |
| 7127 }; | 7128 }; |
| 7128 | 7129 |
| 7129 #undef DECLARE_INSTRUCTION | 7130 #undef DECLARE_INSTRUCTION |
| 7130 #undef DECLARE_CONCRETE_INSTRUCTION | 7131 #undef DECLARE_CONCRETE_INSTRUCTION |
| 7131 | 7132 |
| 7132 } // namespace internal | 7133 } // namespace internal |
| 7133 } // namespace v8 | 7134 } // namespace v8 |
| 7134 | 7135 |
| 7135 #endif // V8_CRANKSHAFT_HYDROGEN_INSTRUCTIONS_H_ | 7136 #endif // V8_CRANKSHAFT_HYDROGEN_INSTRUCTIONS_H_ |
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