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/*
* Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package compiler.lib.ir_framework.flag;
import compiler.lib.ir_framework.CompilePhase;
import compiler.lib.ir_framework.IR;
import compiler.lib.ir_framework.IRNode;
import compiler.lib.ir_framework.driver.irmatching.irrule.checkattribute.parsing.RawCheckAttribute;
import compiler.lib.ir_framework.driver.irmatching.irrule.checkattribute.parsing.RawCounts;
import compiler.lib.ir_framework.driver.irmatching.irrule.checkattribute.parsing.RawFailOn;
import compiler.lib.ir_framework.shared.TestFormatException;
import java.lang.reflect.Method;
import java.util.HashSet;
import java.util.Set;
/**
* This class collects the compile phases of a method by parsing all {@link IR @IR} annotations.
*
* @see CompilePhaseCollector
*/
class MethodCompilePhaseCollector {
private final Set<CompilePhase> compilePhases = new HashSet<>();
private final Method method;
public MethodCompilePhaseCollector(Method method) {
this.method = method;
}
public Set<CompilePhase> collect() {
IR[] irAnnos = method.getAnnotationsByType(IR.class);
for (IR irAnno : irAnnos) {
collectCompilePhases(irAnno);
}
return compilePhases;
}
/**
* Collect the compile phases for {@code irAnno} by looking at the {@link IR#phase()} attribute. If we find
* {@link CompilePhase#DEFAULT}, we collect the default compile phases of all IR nodes in each constraint as
* specified in {@link IRNode}. If we find a user defined IR node (not specified in {@link IRNode}) or a
* duplicated compile phase, we throw a {@link TestFormatException}.
*/
public void collectCompilePhases(IR irAnno) {
for (CompilePhase compilePhase : irAnno.phase()) {
if (compilePhase == CompilePhase.DEFAULT) {
addDefaultPhasesForConstraint(new RawFailOn(irAnno.failOn()));
addDefaultPhasesForConstraint(new RawCounts(irAnno.counts()));
} else {
compilePhases.add(compilePhase);
}
}
}
private void addDefaultPhasesForConstraint(RawCheckAttribute rawCheckAttribute) {
compilePhases.addAll(rawCheckAttribute.parseDefaultCompilePhases());
}
}
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