List of usage examples for org.eclipse.jdt.internal.compiler.codegen CodeStream store
public void store(LocalVariableBinding localBinding, boolean valueRequired)
From source file:org.eclipse.objectteams.otdt.internal.core.compiler.lookup.SyntheticRoleFieldAccess.java
License:Open Source License
/** * Generate the sequence for invoking this accessor. * * PRE: the role instance is on the stack, for write access also the new value * POST: values from PRE have been consumed, for read access the value is on the stack * * @param codeStream/*from w w w . j a v a2 s . com*/ */ public byte prepareOrGenerateInvocation(CodeStream codeStream, byte opcode) { ReferenceBinding roleType = (ReferenceBinding) this.parameters[0]; if (roleType instanceof UnresolvedReferenceBinding) { try { roleType = ((UnresolvedReferenceBinding) roleType).resolve(Config.getLookupEnvironment(), false); } catch (NotConfiguredException e) { e.logWarning("Failed to generate accessor"); //$NON-NLS-1$ return opcode; } this.parameters[0] = roleType; } if (this.purpose == FieldReadAccess || this.purpose == SuperFieldReadAccess) { insertOuterAccess(codeStream, roleType); // role -> role,team codeStream.swap(); // role,team -> team,role codeStream.invoke(Opcodes.OPC_invokevirtual, this, // team,role -> result this.declaringClass); } else { TypeBinding targetType = this.targetWriteField.type; LocalVariableBinding arg = new LocalVariableBinding("<tmp>".toCharArray(), //$NON-NLS-1$ targetType, 0, false); arg.resolvedPosition = codeStream.maxLocals; arg.useFlag = LocalVariableBinding.USED; codeStream.record(arg); arg.recordInitializationStartPC(codeStream.position); codeStream.store(arg, false/*valueRequired*/); // role, arg -> role insertOuterAccess(codeStream, roleType); // role -> role,team codeStream.swap(); // role,team -> team,role codeStream.load(arg); // -> team,role,arg codeStream.invoke(Opcodes.OPC_invokevirtual, this, // -> <empty> this.declaringClass); if (arg.initializationPCs != null) // null checking is asymmetric in LocalVariableBinding. arg.recordInitializationEndPC(codeStream.position); } return 0; // done }