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| 1 | +/* |
| 2 | + * Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved. |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | + * |
| 5 | + * The Universal Permissive License (UPL), Version 1.0 |
| 6 | + * |
| 7 | + * Subject to the condition set forth below, permission is hereby granted to any |
| 8 | + * person obtaining a copy of this software, associated documentation and/or |
| 9 | + * data (collectively the "Software"), free of charge and under any and all |
| 10 | + * copyright rights in the Software, and any and all patent rights owned or |
| 11 | + * freely licensable by each licensor hereunder covering either (i) the |
| 12 | + * unmodified Software as contributed to or provided by such licensor, or (ii) |
| 13 | + * the Larger Works (as defined below), to deal in both |
| 14 | + * |
| 15 | + * (a) the Software, and |
| 16 | + * |
| 17 | + * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if |
| 18 | + * one is included with the Software each a "Larger Work" to which the Software |
| 19 | + * is contributed by such licensors), |
| 20 | + * |
| 21 | + * without restriction, including without limitation the rights to copy, create |
| 22 | + * derivative works of, display, perform, and distribute the Software and make, |
| 23 | + * use, sell, offer for sale, import, export, have made, and have sold the |
| 24 | + * Software and the Larger Work(s), and to sublicense the foregoing rights on |
| 25 | + * either these or other terms. |
| 26 | + * |
| 27 | + * This license is subject to the following condition: |
| 28 | + * |
| 29 | + * The above copyright notice and either this complete permission notice or at a |
| 30 | + * minimum a reference to the UPL must be included in all copies or substantial |
| 31 | + * portions of the Software. |
| 32 | + * |
| 33 | + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 34 | + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 35 | + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 36 | + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 37 | + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 38 | + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 39 | + * SOFTWARE. |
| 40 | + */ |
| 41 | +package com.oracle.graal.python.builtins.modules; |
| 42 | + |
| 43 | +import static com.oracle.graal.python.builtins.PythonBuiltinClassType.TypeError; |
| 44 | +import static com.oracle.graal.python.builtins.PythonBuiltinClassType.ValueError; |
| 45 | + |
| 46 | +import java.lang.reflect.Array; |
| 47 | +import java.util.List; |
| 48 | + |
| 49 | +import com.oracle.graal.python.annotations.ArgumentClinic; |
| 50 | +import com.oracle.graal.python.builtins.Builtin; |
| 51 | +import com.oracle.graal.python.builtins.CoreFunctions; |
| 52 | +import com.oracle.graal.python.builtins.PythonBuiltins; |
| 53 | +import com.oracle.graal.python.builtins.objects.common.SequenceNodes; |
| 54 | +import com.oracle.graal.python.builtins.objects.common.SequenceStorageNodes; |
| 55 | +import com.oracle.graal.python.builtins.objects.list.PList; |
| 56 | +import com.oracle.graal.python.nodes.ErrorMessages; |
| 57 | +import com.oracle.graal.python.nodes.PNodeWithRaise; |
| 58 | +import com.oracle.graal.python.nodes.builtins.ListNodes; |
| 59 | +import com.oracle.graal.python.nodes.function.PythonBuiltinBaseNode; |
| 60 | +import com.oracle.graal.python.nodes.function.builtins.PythonBinaryBuiltinNode; |
| 61 | +import com.oracle.graal.python.nodes.function.builtins.PythonBinaryClinicBuiltinNode; |
| 62 | +import com.oracle.graal.python.nodes.function.builtins.clinic.ArgumentClinicProvider; |
| 63 | +import com.oracle.graal.python.nodes.util.CastToJavaStringNode; |
| 64 | +import com.oracle.graal.python.runtime.sequence.PSequence; |
| 65 | +import com.oracle.graal.python.runtime.sequence.storage.SequenceStorage; |
| 66 | +import com.oracle.truffle.api.CompilerDirectives; |
| 67 | +import com.oracle.truffle.api.TruffleLanguage; |
| 68 | +import com.oracle.truffle.api.dsl.Cached; |
| 69 | +import com.oracle.truffle.api.dsl.Fallback; |
| 70 | +import com.oracle.truffle.api.dsl.GenerateNodeFactory; |
| 71 | +import com.oracle.truffle.api.dsl.NodeFactory; |
| 72 | +import com.oracle.truffle.api.dsl.Specialization; |
| 73 | +import com.oracle.truffle.api.interop.InteropLibrary; |
| 74 | +import com.oracle.truffle.api.interop.InvalidArrayIndexException; |
| 75 | +import com.oracle.truffle.api.interop.UnsupportedMessageException; |
| 76 | +import com.oracle.truffle.api.interop.UnsupportedTypeException; |
| 77 | +import com.oracle.truffle.api.library.CachedLibrary; |
| 78 | + |
| 79 | +@CoreFunctions(defineModule = "jarray") |
| 80 | +public class JArrayModuleBuiltins extends PythonBuiltins { |
| 81 | + |
| 82 | + @Override |
| 83 | + protected List<? extends NodeFactory<? extends PythonBuiltinBaseNode>> getNodeFactories() { |
| 84 | + return JArrayModuleBuiltinsFactory.getFactories(); |
| 85 | + } |
| 86 | + |
| 87 | + abstract static class ArrayFromTypeCode extends PNodeWithRaise { |
| 88 | + public abstract Object execute(int length, String typeCode); |
| 89 | + |
| 90 | + protected static final String Z = "z"; |
| 91 | + protected static final String C = "c"; |
| 92 | + protected static final String B = "b"; |
| 93 | + protected static final String H = "h"; |
| 94 | + protected static final String I = "i"; |
| 95 | + protected static final String L = "l"; |
| 96 | + protected static final String F = "f"; |
| 97 | + protected static final String D = "d"; |
| 98 | + |
| 99 | + @Specialization(guards = "eq(typeCode, Z)") |
| 100 | + static Object z(int length, @SuppressWarnings("unused") String typeCode) { |
| 101 | + return new boolean[length]; |
| 102 | + } |
| 103 | + |
| 104 | + @Specialization(guards = "eq(typeCode, C)") |
| 105 | + static Object c(int length, @SuppressWarnings("unused") String typeCode) { |
| 106 | + return new char[length]; |
| 107 | + } |
| 108 | + |
| 109 | + @Specialization(guards = "eq(typeCode, B)") |
| 110 | + static Object b(int length, @SuppressWarnings("unused") String typeCode) { |
| 111 | + return new byte[length]; |
| 112 | + } |
| 113 | + |
| 114 | + @Specialization(guards = "eq(typeCode, H)") |
| 115 | + static Object h(int length, @SuppressWarnings("unused") String typeCode) { |
| 116 | + return new short[length]; |
| 117 | + } |
| 118 | + |
| 119 | + @Specialization(guards = "eq(typeCode, I)") |
| 120 | + static Object i(int length, @SuppressWarnings("unused") String typeCode) { |
| 121 | + return new int[length]; |
| 122 | + } |
| 123 | + |
| 124 | + @Specialization(guards = "eq(typeCode, L)") |
| 125 | + static Object l(int length, @SuppressWarnings("unused") String typeCode) { |
| 126 | + return new long[length]; |
| 127 | + } |
| 128 | + |
| 129 | + @Specialization(guards = "eq(typeCode, F)") |
| 130 | + static Object f(int length, @SuppressWarnings("unused") String typeCode) { |
| 131 | + return new float[length]; |
| 132 | + } |
| 133 | + |
| 134 | + @Specialization(guards = "eq(typeCode, D)") |
| 135 | + static Object d(int length, @SuppressWarnings("unused") String typeCode) { |
| 136 | + return new double[length]; |
| 137 | + } |
| 138 | + |
| 139 | + @Fallback |
| 140 | + @SuppressWarnings("unused") |
| 141 | + Object error(int length, String typeCode) { |
| 142 | + throw raise(ValueError, "Invalid type code '%s'", typeCode); |
| 143 | + } |
| 144 | + |
| 145 | + protected static boolean eq(String a, String b) { |
| 146 | + return b.equals(a); |
| 147 | + } |
| 148 | + } |
| 149 | + |
| 150 | + @Builtin(name = "zeros", minNumOfPositionalArgs = 2, parameterNames = {"length", "type"}) |
| 151 | + @ArgumentClinic(name = "length", conversion = ArgumentClinic.ClinicConversion.Index, defaultValue = "0") |
| 152 | + @GenerateNodeFactory |
| 153 | + abstract static class ZerosNode extends PythonBinaryClinicBuiltinNode { |
| 154 | + public abstract Object execute(int length, Object type); |
| 155 | + |
| 156 | + @Specialization(guards = "isString(typeCodeObj)") |
| 157 | + Object fromTypeCode(int length, Object typeCodeObj, |
| 158 | + @Cached CastToJavaStringNode cast, |
| 159 | + @Cached ArrayFromTypeCode fromTypeCodeNode) { |
| 160 | + String typeCode = cast.execute(typeCodeObj); |
| 161 | + Object array = fromTypeCodeNode.execute(length, typeCode); |
| 162 | + return getContext().getEnv().asGuestValue(array); |
| 163 | + } |
| 164 | + |
| 165 | + @Specialization(guards = "!isString(classObj)") |
| 166 | + Object fromClass(int length, Object classObj) { |
| 167 | + TruffleLanguage.Env env = getContext().getEnv(); |
| 168 | + if (env.isHostObject(classObj)) { |
| 169 | + Object clazz = env.asHostObject(classObj); |
| 170 | + if (clazz instanceof Class) { |
| 171 | + Object array = Array.newInstance((Class<?>) clazz, length); |
| 172 | + return env.asGuestValue(array); |
| 173 | + } |
| 174 | + } |
| 175 | + throw raise(TypeError, "Second argument must be a string type code or a java.lang.Class object, not %p", classObj); |
| 176 | + } |
| 177 | + |
| 178 | + @Override |
| 179 | + protected ArgumentClinicProvider getArgumentClinic() { |
| 180 | + return JArrayModuleBuiltinsClinicProviders.ZerosNodeClinicProviderGen.INSTANCE; |
| 181 | + } |
| 182 | + } |
| 183 | + |
| 184 | + @Builtin(name = "array", minNumOfPositionalArgs = 2, parameterNames = {"sequence", "type"}) |
| 185 | + @GenerateNodeFactory |
| 186 | + abstract static class ArrayNode extends PythonBinaryBuiltinNode { |
| 187 | + @Specialization |
| 188 | + Object fromSequence(PSequence sequence, Object type, |
| 189 | + @CachedLibrary(limit = "5") InteropLibrary lib, |
| 190 | + @Cached SequenceNodes.GetSequenceStorageNode getSequenceStorageNode, |
| 191 | + @Cached SequenceStorageNodes.LenNode lenNode, |
| 192 | + @Cached SequenceStorageNodes.GetItemScalarNode getItemScalarNode, |
| 193 | + @Cached ZerosNode zerosNode) { |
| 194 | + SequenceStorage storage = getSequenceStorageNode.execute(sequence); |
| 195 | + int length = lenNode.execute(storage); |
| 196 | + Object array = zerosNode.execute(length, type); |
| 197 | + for (int i = 0; i < length; i++) { |
| 198 | + Object value = getItemScalarNode.execute(storage, i); |
| 199 | + try { |
| 200 | + lib.writeArrayElement(array, i, value); |
| 201 | + } catch (UnsupportedTypeException e) { |
| 202 | + throw raise(TypeError, ErrorMessages.TYPE_P_NOT_SUPPORTED_BY_FOREIGN_OBJ, value); |
| 203 | + } catch (UnsupportedMessageException | InvalidArrayIndexException e) { |
| 204 | + throw CompilerDirectives.shouldNotReachHere("failed to set array item"); |
| 205 | + } |
| 206 | + } |
| 207 | + return array; |
| 208 | + } |
| 209 | + |
| 210 | + @Specialization(guards = "!isPSequence(sequence)") |
| 211 | + Object fromIterable(Object sequence, Object type, |
| 212 | + @Cached ListNodes.ConstructListNode constructListNode, |
| 213 | + @CachedLibrary(limit = "5") InteropLibrary lib, |
| 214 | + @Cached SequenceNodes.GetSequenceStorageNode getSequenceStorageNode, |
| 215 | + @Cached SequenceStorageNodes.LenNode lenNode, |
| 216 | + @Cached SequenceStorageNodes.GetItemScalarNode getItemScalarNode, |
| 217 | + @Cached ZerosNode zerosNode) { |
| 218 | + PList list = constructListNode.execute(sequence); |
| 219 | + return fromSequence(list, type, lib, getSequenceStorageNode, lenNode, getItemScalarNode, zerosNode); |
| 220 | + } |
| 221 | + } |
| 222 | +} |
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