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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 #ifndef V8_INTERPRETER_BYTECODE_ARRAY_BUILDER_H_ | 5 #ifndef V8_INTERPRETER_BYTECODE_ARRAY_BUILDER_H_ |
6 #define V8_INTERPRETER_BYTECODE_ARRAY_BUILDER_H_ | 6 #define V8_INTERPRETER_BYTECODE_ARRAY_BUILDER_H_ |
7 | 7 |
8 #include "src/ast/ast.h" | 8 #include "src/ast/ast.h" |
9 #include "src/interpreter/bytecode-register-allocator.h" | 9 #include "src/interpreter/bytecode-register-allocator.h" |
10 #include "src/interpreter/bytecodes.h" | 10 #include "src/interpreter/bytecodes.h" |
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157 Handle<FixedArray> constant_properties, int literal_index, int flags); | 157 Handle<FixedArray> constant_properties, int literal_index, int flags); |
158 | 158 |
159 // Push the context in accumulator as the new context, and store in register | 159 // Push the context in accumulator as the new context, and store in register |
160 // |context|. | 160 // |context|. |
161 BytecodeArrayBuilder& PushContext(Register context); | 161 BytecodeArrayBuilder& PushContext(Register context); |
162 | 162 |
163 // Pop the current context and replace with |context|. | 163 // Pop the current context and replace with |context|. |
164 BytecodeArrayBuilder& PopContext(Register context); | 164 BytecodeArrayBuilder& PopContext(Register context); |
165 | 165 |
166 // Call a JS function. The JSFunction or Callable to be called should be in | 166 // Call a JS function. The JSFunction or Callable to be called should be in |
167 // |callable|, the receiver should be in |receiver| and all subsequent | 167 // |callable|, the receiver should be in |receiver_args| and all subsequent |
168 // arguments should be in registers <receiver + 1> to | 168 // arguments should be in registers <receiver_args + 1> to |
169 // <receiver + 1 + arg_count>. | 169 // <receiver_args + receiver_arg_count - 1>. |
170 BytecodeArrayBuilder& Call(Register callable, Register receiver, | 170 BytecodeArrayBuilder& Call(Register callable, Register receiver_args, |
171 size_t arg_count, int feedback_slot); | 171 size_t receiver_arg_count, int feedback_slot); |
172 | 172 |
173 // Call the new operator. The |constructor| register is followed by | 173 // Call the new operator. The |constructor| register is followed by |
174 // |arg_count| consecutive registers containing arguments to be | 174 // |arg_count| consecutive registers containing arguments to be |
175 // applied to the constructor. | 175 // applied to the constructor. |
176 BytecodeArrayBuilder& New(Register constructor, Register first_arg, | 176 BytecodeArrayBuilder& New(Register constructor, Register first_arg, |
177 size_t arg_count); | 177 size_t arg_count); |
178 | 178 |
179 // Call the runtime function with |function_id|. The first argument should be | 179 // Call the runtime function with |function_id|. The first argument should be |
180 // in |first_arg| and all subsequent arguments should be in registers | 180 // in |first_arg| and all subsequent arguments should be in registers |
181 // <first_arg + 1> to <first_arg + 1 + arg_count>. | 181 // <first_arg + 1> to <first_arg + arg_count - 1>. |
182 BytecodeArrayBuilder& CallRuntime(Runtime::FunctionId function_id, | 182 BytecodeArrayBuilder& CallRuntime(Runtime::FunctionId function_id, |
183 Register first_arg, size_t arg_count); | 183 Register first_arg, size_t arg_count); |
184 | 184 |
185 // Call the runtime function with |function_id| that returns a pair of values. | 185 // Call the runtime function with |function_id| that returns a pair of values. |
186 // The first argument should be in |first_arg| and all subsequent arguments | 186 // The first argument should be in |first_arg| and all subsequent arguments |
187 // should be in registers <first_arg + 1> to <first_arg + 1 + arg_count>. The | 187 // should be in registers <first_arg + 1> to <first_arg + arg_count - 1>. The |
188 // return values will be returned in <first_return> and <first_return + 1>. | 188 // return values will be returned in <first_return> and <first_return + 1>. |
189 BytecodeArrayBuilder& CallRuntimeForPair(Runtime::FunctionId function_id, | 189 BytecodeArrayBuilder& CallRuntimeForPair(Runtime::FunctionId function_id, |
190 Register first_arg, size_t arg_count, | 190 Register first_arg, size_t arg_count, |
191 Register first_return); | 191 Register first_return); |
192 | 192 |
193 // Call the JS runtime function with |context_index|. The the receiver should | 193 // Call the JS runtime function with |context_index|. The the receiver should |
194 // be in |receiver| and all subsequent arguments should be in registers | 194 // be in |receiver_args| and all subsequent arguments should be in registers |
195 // <receiver + 1> to <receiver + 1 + arg_count>. | 195 // <receiver + 1> to <receiver + receiver_args_count - 1>. |
196 BytecodeArrayBuilder& CallJSRuntime(int context_index, Register receiver, | 196 BytecodeArrayBuilder& CallJSRuntime(int context_index, Register receiver_args, |
197 size_t arg_count); | 197 size_t receiver_args_count); |
198 | 198 |
199 // Operators (register holds the lhs value, accumulator holds the rhs value). | 199 // Operators (register holds the lhs value, accumulator holds the rhs value). |
200 BytecodeArrayBuilder& BinaryOperation(Token::Value binop, Register reg, | 200 BytecodeArrayBuilder& BinaryOperation(Token::Value binop, Register reg, |
201 Strength strength); | 201 Strength strength); |
202 | 202 |
203 // Count Operators (value stored in accumulator). | 203 // Count Operators (value stored in accumulator). |
204 BytecodeArrayBuilder& CountOperation(Token::Value op, Strength strength); | 204 BytecodeArrayBuilder& CountOperation(Token::Value op, Strength strength); |
205 | 205 |
206 // Unary Operators. | 206 // Unary Operators. |
207 BytecodeArrayBuilder& LogicalNot(); | 207 BytecodeArrayBuilder& LogicalNot(); |
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402 size_t offset_; | 402 size_t offset_; |
403 | 403 |
404 friend class BytecodeArrayBuilder; | 404 friend class BytecodeArrayBuilder; |
405 }; | 405 }; |
406 | 406 |
407 } // namespace interpreter | 407 } // namespace interpreter |
408 } // namespace internal | 408 } // namespace internal |
409 } // namespace v8 | 409 } // namespace v8 |
410 | 410 |
411 #endif // V8_INTERPRETER_BYTECODE_ARRAY_BUILDER_H_ | 411 #endif // V8_INTERPRETER_BYTECODE_ARRAY_BUILDER_H_ |
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