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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 import '../common.dart'; | 5 import '../common.dart'; |
| 6 import '../compiler.dart' show | 6 import '../compiler.dart' show Compiler; |
| 7 Compiler; | |
| 8 import '../constants/values.dart'; | 7 import '../constants/values.dart'; |
| 9 import '../dart_types.dart'; | 8 import '../dart_types.dart'; |
| 10 import '../elements/elements.dart'; | 9 import '../elements/elements.dart'; |
| 11 import '../js/js.dart' as js; | 10 import '../js/js.dart' as js; |
| 12 import '../js_backend/js_backend.dart'; | 11 import '../js_backend/js_backend.dart'; |
| 13 import '../js_emitter/js_emitter.dart' show | 12 import '../js_emitter/js_emitter.dart' show CodeEmitterTask, NativeEmitter; |
| 14 CodeEmitterTask, | |
| 15 NativeEmitter; | |
| 16 import '../ssa/builder.dart' show SsaBuilder; | 13 import '../ssa/builder.dart' show SsaBuilder; |
| 17 import '../ssa/nodes.dart' show | 14 import '../ssa/nodes.dart' show HInstruction, HForeignCode, HReturn; |
| 18 HInstruction, | |
| 19 HForeignCode, | |
| 20 HReturn; | |
| 21 import '../tree/tree.dart'; | 15 import '../tree/tree.dart'; |
| 22 import '../universe/side_effects.dart' show | 16 import '../universe/side_effects.dart' show SideEffects; |
| 23 SideEffects; | |
| 24 | 17 |
| 25 final RegExp nativeRedirectionRegExp = new RegExp(r'^[a-zA-Z][a-zA-Z_$0-9]*$'); | 18 final RegExp nativeRedirectionRegExp = new RegExp(r'^[a-zA-Z][a-zA-Z_$0-9]*$'); |
| 26 | 19 |
| 27 void handleSsaNative(SsaBuilder builder, Expression nativeBody) { | 20 void handleSsaNative(SsaBuilder builder, Expression nativeBody) { |
| 28 Compiler compiler = builder.compiler; | 21 Compiler compiler = builder.compiler; |
| 29 FunctionElement element = builder.target; | 22 FunctionElement element = builder.target; |
| 30 NativeEmitter nativeEmitter = builder.nativeEmitter; | 23 NativeEmitter nativeEmitter = builder.nativeEmitter; |
| 31 JavaScriptBackend backend = builder.backend; | 24 JavaScriptBackend backend = builder.backend; |
| 32 DiagnosticReporter reporter = compiler.reporter; | 25 DiagnosticReporter reporter = compiler.reporter; |
| 33 | 26 |
| 34 HInstruction convertDartClosure(ParameterElement parameter, | 27 HInstruction convertDartClosure( |
| 35 FunctionType type) { | 28 ParameterElement parameter, FunctionType type) { |
| 36 HInstruction local = builder.localsHandler.readLocal(parameter); | 29 HInstruction local = builder.localsHandler.readLocal(parameter); |
| 37 ConstantValue arityConstant = | 30 ConstantValue arityConstant = |
| 38 builder.constantSystem.createInt(type.computeArity()); | 31 builder.constantSystem.createInt(type.computeArity()); |
| 39 HInstruction arity = builder.graph.addConstant(arityConstant, compiler); | 32 HInstruction arity = builder.graph.addConstant(arityConstant, compiler); |
| 40 // TODO(ngeoffray): For static methods, we could pass a method with a | 33 // TODO(ngeoffray): For static methods, we could pass a method with a |
| 41 // defined arity. | 34 // defined arity. |
| 42 Element helper = backend.helpers.closureConverter; | 35 Element helper = backend.helpers.closureConverter; |
| 43 builder.pushInvokeStatic(nativeBody, helper, [local, arity]); | 36 builder.pushInvokeStatic(nativeBody, helper, [local, arity]); |
| 44 HInstruction closure = builder.pop(); | 37 HInstruction closure = builder.pop(); |
| 45 return closure; | 38 return closure; |
| (...skipping 46 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 92 | 85 |
| 93 String foreignParameters = arguments.join(','); | 86 String foreignParameters = arguments.join(','); |
| 94 String nativeMethodCall; | 87 String nativeMethodCall; |
| 95 if (element.kind == ElementKind.FUNCTION) { | 88 if (element.kind == ElementKind.FUNCTION) { |
| 96 nativeMethodCall = '$receiver$nativeMethodName($foreignParameters)'; | 89 nativeMethodCall = '$receiver$nativeMethodName($foreignParameters)'; |
| 97 } else if (element.kind == ElementKind.GETTER) { | 90 } else if (element.kind == ElementKind.GETTER) { |
| 98 nativeMethodCall = '$receiver$nativeMethodName'; | 91 nativeMethodCall = '$receiver$nativeMethodName'; |
| 99 } else if (element.kind == ElementKind.SETTER) { | 92 } else if (element.kind == ElementKind.SETTER) { |
| 100 nativeMethodCall = '$receiver$nativeMethodName = $foreignParameters'; | 93 nativeMethodCall = '$receiver$nativeMethodName = $foreignParameters'; |
| 101 } else { | 94 } else { |
| 102 builder.reporter.internalError(element, | 95 builder.reporter |
| 103 'Unexpected kind: "${element.kind}".'); | 96 .internalError(element, 'Unexpected kind: "${element.kind}".'); |
| 104 } | 97 } |
| 105 | 98 |
| 106 builder.push( | 99 builder.push(new HForeignCode( |
| 107 new HForeignCode( | 100 // TODO(sra): This could be cached. The number of templates should |
| 108 // TODO(sra): This could be cached. The number of templates should | 101 // be proportional to the number of native methods, which is bounded |
| 109 // be proportional to the number of native methods, which is bounded | 102 // by the dart: libraries. |
| 110 // by the dart: libraries. | 103 js.js.uncachedExpressionTemplate(nativeMethodCall), |
| 111 js.js.uncachedExpressionTemplate(nativeMethodCall), | 104 backend.dynamicType, |
| 112 backend.dynamicType, | 105 inputs, |
| 113 inputs, effects: new SideEffects())); | 106 effects: new SideEffects())); |
| 114 // TODO(johnniwinther): Provide source information. | 107 // TODO(johnniwinther): Provide source information. |
| 115 builder | 108 builder |
| 116 .close(new HReturn(builder.pop(), null)) | 109 .close(new HReturn(builder.pop(), null)) |
| 117 .addSuccessor(builder.graph.exit); | 110 .addSuccessor(builder.graph.exit); |
| 118 } else { | 111 } else { |
| 119 if (parameters.parameterCount != 0) { | 112 if (parameters.parameterCount != 0) { |
| 120 reporter.internalError(nativeBody, | 113 reporter.internalError( |
| 114 nativeBody, |
| 121 'native "..." syntax is restricted to ' | 115 'native "..." syntax is restricted to ' |
| 122 'functions with zero parameters.'); | 116 'functions with zero parameters.'); |
| 123 } | 117 } |
| 124 LiteralString jsCode = nativeBody.asLiteralString(); | 118 LiteralString jsCode = nativeBody.asLiteralString(); |
| 125 builder.push(new HForeignCode.statement( | 119 builder.push(new HForeignCode.statement( |
| 126 js.js.statementTemplateYielding( | 120 js.js.statementTemplateYielding( |
| 127 new js.LiteralStatement(jsCode.dartString.slowToString())), | 121 new js.LiteralStatement(jsCode.dartString.slowToString())), |
| 128 <HInstruction>[], | 122 <HInstruction>[], |
| 129 new SideEffects(), | 123 new SideEffects(), |
| 130 null, | 124 null, |
| 131 backend.dynamicType)); | 125 backend.dynamicType)); |
| 132 } | 126 } |
| 133 } | 127 } |
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