Mercurial > hg > graal-jvmci-8
comparison graal/com.oracle.truffle.codegen.processor/src/com/oracle/truffle/codegen/processor/template/MethodSpec.java @ 8595:8a1115c92271
Implemented codegen guard definitions can now omit unused parameters.
author | Christian Humer <christian.humer@gmail.com> |
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date | Mon, 01 Apr 2013 21:43:20 +0200 |
parents | 703c09f8640c |
children | 61ba6fc21ba4 |
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8594:ce6e8672f798 | 8595:8a1115c92271 |
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24 | 24 |
25 import java.util.*; | 25 import java.util.*; |
26 | 26 |
27 import javax.lang.model.type.*; | 27 import javax.lang.model.type.*; |
28 | 28 |
29 import com.oracle.truffle.codegen.processor.*; | |
30 import com.oracle.truffle.codegen.processor.template.ParameterSpec.Cardinality; | |
31 | |
29 public class MethodSpec { | 32 public class MethodSpec { |
30 | 33 |
31 private final List<TypeMirror> implicitTypes; | 34 private final List<TypeMirror> implicitRequiredTypes = new ArrayList<>(); |
32 | 35 |
33 private final ParameterSpec returnType; | 36 private final ParameterSpec returnType; |
34 private final List<ParameterSpec> parameters; | 37 private final List<ParameterSpec> optional = new ArrayList<>(); |
35 | 38 private final List<ParameterSpec> required = new ArrayList<>(); |
36 public MethodSpec(List<TypeMirror> prefixTypes, ParameterSpec returnType, List<ParameterSpec> parameters) { | 39 |
37 this.implicitTypes = prefixTypes; | 40 private boolean variableRequiredArguments; |
41 private List<TypeDef> typeDefinitions; | |
42 | |
43 public MethodSpec(ParameterSpec returnType) { | |
38 this.returnType = returnType; | 44 this.returnType = returnType; |
39 this.parameters = parameters; | 45 } |
40 } | 46 |
41 | 47 public void setVariableRequiredArguments(boolean variableArguments) { |
42 public List<TypeMirror> getImplicitTypes() { | 48 this.variableRequiredArguments = variableArguments; |
43 return implicitTypes; | 49 } |
50 | |
51 public boolean isVariableRequiredArguments() { | |
52 return variableRequiredArguments; | |
53 } | |
54 | |
55 public void addImplicitRequiredType(TypeMirror type) { | |
56 this.implicitRequiredTypes.add(type); | |
57 } | |
58 | |
59 public void addOptional(ParameterSpec spec) { | |
60 optional.add(spec); | |
61 } | |
62 | |
63 public void addRequired(ParameterSpec spec) { | |
64 required.add(spec); | |
65 } | |
66 | |
67 public List<TypeMirror> getImplicitRequiredTypes() { | |
68 return implicitRequiredTypes; | |
44 } | 69 } |
45 | 70 |
46 public ParameterSpec getReturnType() { | 71 public ParameterSpec getReturnType() { |
47 return returnType; | 72 return returnType; |
48 } | 73 } |
49 | 74 |
50 public List<ParameterSpec> getParameters() { | 75 public List<ParameterSpec> getRequired() { |
51 return parameters; | 76 return required; |
77 } | |
78 | |
79 public List<ParameterSpec> getOptional() { | |
80 return optional; | |
81 } | |
82 | |
83 public void makeTypeDefinitions() { | |
84 | |
85 } | |
86 | |
87 public List<ParameterSpec> getAll() { | |
88 List<ParameterSpec> specs = new ArrayList<>(); | |
89 specs.add(getReturnType()); | |
90 specs.addAll(getOptional()); | |
91 specs.addAll(getRequired()); | |
92 return specs; | |
52 } | 93 } |
53 | 94 |
54 public ParameterSpec findParameterSpec(String name) { | 95 public ParameterSpec findParameterSpec(String name) { |
55 for (ParameterSpec spec : parameters) { | 96 for (ParameterSpec spec : getAll()) { |
56 if (spec.getName().equals(name)) { | 97 if (spec.getName().equals(name)) { |
57 return spec; | 98 return spec; |
58 } | 99 } |
59 } | 100 } |
60 return null; | 101 return null; |
61 } | 102 } |
62 | 103 |
104 public void applyTypeDefinitions(String prefix) { | |
105 this.typeDefinitions = createTypeDefinitions(prefix); | |
106 } | |
107 | |
108 private List<TypeDef> createTypeDefinitions(String prefix) { | |
109 List<TypeDef> typeDefs = new ArrayList<>(); | |
110 | |
111 int defIndex = 0; | |
112 for (ParameterSpec spec : getAll()) { | |
113 List<TypeMirror> allowedTypes = spec.getAllowedTypes(); | |
114 List<TypeMirror> types = spec.getAllowedTypes(); | |
115 if (types != null && allowedTypes.size() > 1) { | |
116 TypeDef foundDef = null; | |
117 for (TypeDef def : typeDefs) { | |
118 if (allowedTypes.equals(def.getTypes())) { | |
119 foundDef = def; | |
120 break; | |
121 } | |
122 } | |
123 if (foundDef == null) { | |
124 foundDef = new TypeDef(types, prefix + defIndex); | |
125 typeDefs.add(foundDef); | |
126 defIndex++; | |
127 } | |
128 | |
129 spec.setTypeDefinition(foundDef); | |
130 } | |
131 } | |
132 | |
133 return typeDefs; | |
134 } | |
135 | |
136 public String toSignatureString(String methodName) { | |
137 StringBuilder b = new StringBuilder(); | |
138 b.append(" "); | |
139 b.append(createTypeSignature(returnType, true)); | |
140 | |
141 b.append(" "); | |
142 b.append(methodName); | |
143 b.append("("); | |
144 | |
145 String sep = ""; | |
146 | |
147 for (ParameterSpec optionalSpec : getOptional()) { | |
148 b.append(sep); | |
149 b.append("["); | |
150 b.append(createTypeSignature(optionalSpec, false)); | |
151 b.append("]"); | |
152 sep = ", "; | |
153 } | |
154 | |
155 for (ParameterSpec requiredSpec : getRequired()) { | |
156 b.append(sep); | |
157 if (requiredSpec.getCardinality() == Cardinality.MULTIPLE) { | |
158 b.append("{"); | |
159 } | |
160 b.append(createTypeSignature(requiredSpec, false)); | |
161 if (requiredSpec.getCardinality() == Cardinality.MULTIPLE) { | |
162 b.append("}"); | |
163 } | |
164 sep = ", "; | |
165 } | |
166 | |
167 b.append(")"); | |
168 | |
169 if (typeDefinitions != null && !typeDefinitions.isEmpty()) { | |
170 b.append("\n\n"); | |
171 | |
172 String lineSep = ""; | |
173 for (TypeDef def : typeDefinitions) { | |
174 b.append(lineSep); | |
175 b.append(" <").append(def.getName()).append(">"); | |
176 b.append(" = {"); | |
177 String separator = ""; | |
178 for (TypeMirror type : def.getTypes()) { | |
179 b.append(separator).append(Utils.getSimpleName(type)); | |
180 separator = ", "; | |
181 } | |
182 b.append("}"); | |
183 lineSep = "\n"; | |
184 | |
185 } | |
186 } | |
187 return b.toString(); | |
188 } | |
189 | |
190 private static String createTypeSignature(ParameterSpec spec, boolean typeOnly) { | |
191 StringBuilder builder = new StringBuilder(); | |
192 TypeDef foundTypeDef = spec.getTypeDefinition(); | |
193 if (foundTypeDef != null) { | |
194 builder.append("<" + foundTypeDef.getName() + ">"); | |
195 } else if (spec.getAllowedTypes().size() >= 1) { | |
196 builder.append(Utils.getSimpleName(spec.getAllowedTypes().get(0))); | |
197 } else { | |
198 builder.append("void"); | |
199 } | |
200 if (!typeOnly) { | |
201 builder.append(" "); | |
202 builder.append(spec.getName()); | |
203 } | |
204 return builder.toString(); | |
205 } | |
206 | |
207 @Override | |
208 public String toString() { | |
209 return toSignatureString("methodName"); | |
210 } | |
211 | |
212 static class TypeDef { | |
213 | |
214 private final List<TypeMirror> types; | |
215 private final String name; | |
216 | |
217 public TypeDef(List<TypeMirror> types, String name) { | |
218 this.types = types; | |
219 this.name = name; | |
220 } | |
221 | |
222 public List<TypeMirror> getTypes() { | |
223 return types; | |
224 } | |
225 | |
226 public String getName() { | |
227 return name; | |
228 } | |
229 } | |
230 | |
63 } | 231 } |