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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 library code_generator; | 5 library code_generator; |
6 | 6 |
7 import 'glue.dart'; | 7 import 'glue.dart'; |
8 | 8 |
9 import '../../tree_ir/tree_ir_nodes.dart' as tree_ir; | 9 import '../../tree_ir/tree_ir_nodes.dart' as tree_ir; |
10 import '../../js/js.dart' as js; | 10 import '../../js/js.dart' as js; |
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161 return giveup(node); | 161 return giveup(node); |
162 // TODO: implement visitFunctionExpression | 162 // TODO: implement visitFunctionExpression |
163 } | 163 } |
164 | 164 |
165 js.Expression compileConstant(ParameterElement parameter) { | 165 js.Expression compileConstant(ParameterElement parameter) { |
166 return buildConstant(glue.getConstantForVariable(parameter).value); | 166 return buildConstant(glue.getConstantForVariable(parameter).value); |
167 } | 167 } |
168 | 168 |
169 js.Expression buildStaticInvoke(Selector selector, | 169 js.Expression buildStaticInvoke(Selector selector, |
170 Element target, | 170 Element target, |
171 List<tree_ir.Expression> arguments) { | 171 List<js.Expression> arguments) { |
172 registry.registerStaticInvocation(target.declaration); | 172 registry.registerStaticInvocation(target.declaration); |
173 | 173 |
174 js.Expression elementAccess = glue.elementAccess(target); | 174 js.Expression elementAccess = glue.elementAccess(target); |
175 List<js.Expression> compiledArguments = | 175 List<js.Expression> compiledArguments = |
176 selector.makeArgumentsList(arguments, target.implementation, | 176 selector.makeArgumentsList(target.implementation, |
177 visitExpression, | 177 arguments, |
178 compileConstant); | 178 compileConstant); |
179 return new js.Call(elementAccess, compiledArguments); | 179 return new js.Call(elementAccess, compiledArguments); |
180 } | 180 } |
181 | 181 |
182 @override | 182 @override |
183 js.Expression visitInvokeConstructor(tree_ir.InvokeConstructor node) { | 183 js.Expression visitInvokeConstructor(tree_ir.InvokeConstructor node) { |
184 if (node.constant != null) return giveup(node); | 184 if (node.constant != null) return giveup(node); |
185 return buildStaticInvoke(node.selector, node.target, node.arguments); | 185 return buildStaticInvoke(node.selector, |
| 186 node.target, |
| 187 visitArguments(node.arguments)); |
186 } | 188 } |
187 | 189 |
188 void registerMethodInvoke(tree_ir.InvokeMethod node) { | 190 void registerMethodInvoke(tree_ir.InvokeMethod node) { |
189 Selector selector = node.selector; | 191 Selector selector = node.selector; |
190 // TODO(sigurdm): We should find a better place to register the call. | 192 // TODO(sigurdm): We should find a better place to register the call. |
191 Selector call = new Selector.callClosureFrom(selector); | 193 Selector call = new Selector.callClosureFrom(selector); |
192 registry.registerDynamicInvocation(call); | 194 registry.registerDynamicInvocation(call); |
193 registry.registerDynamicInvocation(selector); | 195 registry.registerDynamicInvocation(selector); |
194 } | 196 } |
195 | 197 |
196 @override | 198 @override |
197 js.Expression visitInvokeMethod(tree_ir.InvokeMethod node) { | 199 js.Expression visitInvokeMethod(tree_ir.InvokeMethod node) { |
198 // TODO(sigurdm): Handle intercepted invocations. | 200 // TODO(sigurdm): Handle intercepted invocations. |
199 if (glue.isIntercepted(node.selector)) giveup(node); | 201 if (glue.isIntercepted(node.selector)) giveup(node); |
200 js.Expression receiver = visitExpression(node.receiver); | 202 js.Expression receiver = visitExpression(node.receiver); |
201 | 203 |
202 List<js.Expression> arguments = visitArguments(node.arguments); | 204 List<js.Expression> arguments = visitArguments(node.arguments); |
203 | 205 |
204 String methodName = glue.invocationName(node.selector); | 206 String methodName = glue.invocationName(node.selector); |
205 registerMethodInvoke(node); | 207 registerMethodInvoke(node); |
206 | 208 |
207 return js.propertyCall(receiver, methodName, arguments); | 209 return js.propertyCall(receiver, methodName, arguments); |
208 } | 210 } |
209 | 211 |
210 @override | 212 @override |
211 js.Expression visitInvokeStatic(tree_ir.InvokeStatic node) { | 213 js.Expression visitInvokeStatic(tree_ir.InvokeStatic node) { |
212 return buildStaticInvoke(node.selector, node.target, node.arguments); | 214 return buildStaticInvoke(node.selector, |
| 215 node.target, |
| 216 visitArguments(node.arguments)); |
213 } | 217 } |
214 | 218 |
215 @override | 219 @override |
216 js.Expression visitInvokeSuperMethod(tree_ir.InvokeSuperMethod node) { | 220 js.Expression visitInvokeSuperMethod(tree_ir.InvokeSuperMethod node) { |
217 return giveup(node); | 221 return giveup(node); |
218 // TODO: implement visitInvokeSuperMethod | 222 // TODO: implement visitInvokeSuperMethod |
219 } | 223 } |
220 | 224 |
221 @override | 225 @override |
222 js.Expression visitLiteralList(tree_ir.LiteralList node) { | 226 js.Expression visitLiteralList(tree_ir.LiteralList node) { |
223 registry.registerInstantiatedClass(glue.listClass); | 227 registry.registerInstantiatedClass(glue.listClass); |
224 int length = node.values.length; | 228 int length = node.values.length; |
225 List<js.ArrayElement> entries = new List<js.ArrayElement>.generate(length, | 229 List<js.ArrayElement> entries = new List<js.ArrayElement>.generate(length, |
226 (int i) => new js.ArrayElement(i, visitExpression(node.values[i]))); | 230 (int i) => new js.ArrayElement(i, visitExpression(node.values[i]))); |
227 return new js.ArrayInitializer(length, entries); | 231 return new js.ArrayInitializer(length, entries); |
228 } | 232 } |
229 | 233 |
230 @override | 234 @override |
231 js.Expression visitLiteralMap(tree_ir.LiteralMap node) { | 235 js.Expression visitLiteralMap(tree_ir.LiteralMap node) { |
232 return giveup(node); | 236 ConstructorElement constructor; |
233 // TODO: implement visitLiteralMap | 237 if (node.entries.isEmpty) { |
| 238 constructor = glue.mapLiteralConstructorEmpty; |
| 239 } else { |
| 240 constructor = glue.mapLiteralConstructor; |
| 241 } |
| 242 List<js.ArrayElement> entries = |
| 243 new List<js.ArrayElement>(2 * node.entries.length); |
| 244 for (int i = 0; i < node.entries.length; i++) { |
| 245 js.Expression key = visitExpression(node.entries[i].key); |
| 246 js.Expression value = visitExpression(node.entries[i].value); |
| 247 entries[2 * i] = new js.ArrayElement(2 * i, key); |
| 248 entries[2 * i + 1] = new js.ArrayElement(2 * i + 1, value); |
| 249 } |
| 250 List<js.Expression> args = |
| 251 <js.Expression>[new js.ArrayInitializer(node.entries.length * 2, |
| 252 entries)]; |
| 253 return buildStaticInvoke( |
| 254 new Selector.call(constructor.name, constructor.library, 2), |
| 255 constructor, |
| 256 args); |
234 } | 257 } |
235 | 258 |
236 @override | 259 @override |
237 js.Expression visitLogicalOperator(tree_ir.LogicalOperator node) { | 260 js.Expression visitLogicalOperator(tree_ir.LogicalOperator node) { |
238 return new js.Binary(node.operator, visit(node.left), visit(node.right)); | 261 return new js.Binary(node.operator, visit(node.left), visit(node.right)); |
239 } | 262 } |
240 | 263 |
241 @override | 264 @override |
242 js.Expression visitNot(tree_ir.Not node) { | 265 js.Expression visitNot(tree_ir.Not node) { |
243 return new js.Prefix("!", visitExpression(node.operand)); | 266 return new js.Prefix("!", visitExpression(node.operand)); |
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391 accumulator.add( | 414 accumulator.add( |
392 buildWhile(new js.LiteralBool(true), node.body, node.label, node)); | 415 buildWhile(new js.LiteralBool(true), node.body, node.label, node)); |
393 } | 416 } |
394 | 417 |
395 @override | 418 @override |
396 void visitReturn(tree_ir.Return node) { | 419 void visitReturn(tree_ir.Return node) { |
397 accumulator.add(new js.Return(visitExpression(node.value))); | 420 accumulator.add(new js.Return(visitExpression(node.value))); |
398 } | 421 } |
399 | 422 |
400 } | 423 } |
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