Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: src/share/classes/com/sun/tools/javac/jvm/ClassWriter.java
src/share/classes/com/sun/tools/javac/jvm/ClassWriter.java
- changeset 2027
- 4932bb04c4b8
- parent 1975
- 1ab22e60a738
- child 2047
- 5f915a0c9615
equal
deleted
inserted
replaced
| 2026:03c26c60499c | 2027:4932bb04c4b8 |
|---|---|
| 35 import javax.tools.FileObject; | 35 import javax.tools.FileObject; |
| 36 import javax.tools.JavaFileObject; | 36 import javax.tools.JavaFileObject; |
| 37 | 37 |
| 38 import com.sun.tools.javac.code.*; | 38 import com.sun.tools.javac.code.*; |
| 39 import com.sun.tools.javac.code.Attribute.RetentionPolicy; | 39 import com.sun.tools.javac.code.Attribute.RetentionPolicy; |
| 40 import com.sun.tools.javac.code.Attribute.TypeCompound; | |
| 41 import com.sun.tools.javac.code.Symbol.*; | 40 import com.sun.tools.javac.code.Symbol.*; |
| 42 import com.sun.tools.javac.code.Type.*; | 41 import com.sun.tools.javac.code.Type.*; |
| 43 import com.sun.tools.javac.code.Types.UniqueType; | 42 import com.sun.tools.javac.code.Types.UniqueType; |
| 44 import com.sun.tools.javac.file.BaseFileObject; | 43 import com.sun.tools.javac.file.BaseFileObject; |
| 45 import com.sun.tools.javac.jvm.Pool.DynamicMethod; | 44 import com.sun.tools.javac.jvm.Pool.DynamicMethod; |
| 52 import static com.sun.tools.javac.code.Kinds.*; | 51 import static com.sun.tools.javac.code.Kinds.*; |
| 53 import static com.sun.tools.javac.code.TypeTag.*; | 52 import static com.sun.tools.javac.code.TypeTag.*; |
| 54 import static com.sun.tools.javac.jvm.UninitializedType.*; | 53 import static com.sun.tools.javac.jvm.UninitializedType.*; |
| 55 import static com.sun.tools.javac.main.Option.*; | 54 import static com.sun.tools.javac.main.Option.*; |
| 56 import static javax.tools.StandardLocation.CLASS_OUTPUT; | 55 import static javax.tools.StandardLocation.CLASS_OUTPUT; |
| 57 | |
| 58 | 56 |
| 59 /** This class provides operations to map an internal symbol table graph | 57 /** This class provides operations to map an internal symbol table graph |
| 60 * rooted in a ClassSymbol into a classfile. | 58 * rooted in a ClassSymbol into a classfile. |
| 61 * | 59 * |
| 62 * <p><b>This is NOT part of any supported API. | 60 * <p><b>This is NOT part of any supported API. |
| 1178 // counter for number of generic local variables | 1176 // counter for number of generic local variables |
| 1179 int nGenericVars = 0; | 1177 int nGenericVars = 0; |
| 1180 | 1178 |
| 1181 if (code.varBufferSize > 0) { | 1179 if (code.varBufferSize > 0) { |
| 1182 int alenIdx = writeAttr(names.LocalVariableTable); | 1180 int alenIdx = writeAttr(names.LocalVariableTable); |
| 1183 databuf.appendChar(code.varBufferSize); | 1181 databuf.appendChar(code.getLVTSize()); |
| 1184 | |
| 1185 for (int i=0; i<code.varBufferSize; i++) { | 1182 for (int i=0; i<code.varBufferSize; i++) { |
| 1186 Code.LocalVar var = code.varBuffer[i]; | 1183 Code.LocalVar var = code.varBuffer[i]; |
| 1187 | 1184 |
| 1188 // write variable info | 1185 for (Code.LocalVar.Range r: var.aliveRanges) { |
| 1189 Assert.check(var.start_pc >= 0 | 1186 // write variable info |
| 1190 && var.start_pc <= code.cp); | 1187 Assert.check(r.start_pc >= 0 |
| 1191 databuf.appendChar(var.start_pc); | 1188 && r.start_pc <= code.cp); |
| 1192 Assert.check(var.length >= 0 | 1189 databuf.appendChar(r.start_pc); |
| 1193 && (var.start_pc + var.length) <= code.cp); | 1190 Assert.check(r.length >= 0 |
| 1194 databuf.appendChar(var.length); | 1191 && (r.start_pc + r.length) <= code.cp); |
| 1195 VarSymbol sym = var.sym; | 1192 databuf.appendChar(r.length); |
| 1196 databuf.appendChar(pool.put(sym.name)); | 1193 VarSymbol sym = var.sym; |
| 1197 Type vartype = sym.erasure(types); | 1194 databuf.appendChar(pool.put(sym.name)); |
| 1198 if (needsLocalVariableTypeEntry(sym.type)) | 1195 Type vartype = sym.erasure(types); |
| 1199 nGenericVars++; | 1196 databuf.appendChar(pool.put(typeSig(vartype))); |
| 1200 databuf.appendChar(pool.put(typeSig(vartype))); | 1197 databuf.appendChar(var.reg); |
| 1201 databuf.appendChar(var.reg); | 1198 if (needsLocalVariableTypeEntry(var.sym.type)) |
| 1199 nGenericVars++; | |
| 1200 } | |
| 1202 } | 1201 } |
| 1203 endAttr(alenIdx); | 1202 endAttr(alenIdx); |
| 1204 acount++; | 1203 acount++; |
| 1205 } | 1204 } |
| 1206 | 1205 |
| 1212 for (int i=0; i<code.varBufferSize; i++) { | 1211 for (int i=0; i<code.varBufferSize; i++) { |
| 1213 Code.LocalVar var = code.varBuffer[i]; | 1212 Code.LocalVar var = code.varBuffer[i]; |
| 1214 VarSymbol sym = var.sym; | 1213 VarSymbol sym = var.sym; |
| 1215 if (!needsLocalVariableTypeEntry(sym.type)) | 1214 if (!needsLocalVariableTypeEntry(sym.type)) |
| 1216 continue; | 1215 continue; |
| 1217 count++; | 1216 for (Code.LocalVar.Range r : var.aliveRanges) { |
| 1218 // write variable info | 1217 // write variable info |
| 1219 databuf.appendChar(var.start_pc); | 1218 databuf.appendChar(r.start_pc); |
| 1220 databuf.appendChar(var.length); | 1219 databuf.appendChar(r.length); |
| 1221 databuf.appendChar(pool.put(sym.name)); | 1220 databuf.appendChar(pool.put(sym.name)); |
| 1222 databuf.appendChar(pool.put(typeSig(sym.type))); | 1221 databuf.appendChar(pool.put(typeSig(sym.type))); |
| 1223 databuf.appendChar(var.reg); | 1222 databuf.appendChar(var.reg); |
| 1223 count++; | |
| 1224 } | |
| 1224 } | 1225 } |
| 1225 Assert.check(count == nGenericVars); | 1226 Assert.check(count == nGenericVars); |
| 1226 endAttr(alenIdx); | 1227 endAttr(alenIdx); |
| 1227 acount++; | 1228 acount++; |
| 1228 } | 1229 } |
