hotspot/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot.sparc/src/org/graalvm/compiler/hotspot/sparc/SPARCDeoptimizationStub.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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).
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package org.graalvm.compiler.hotspot.sparc;

import static jdk.vm.ci.sparc.SPARC.g1;
import static jdk.vm.ci.sparc.SPARC.g3;
import static jdk.vm.ci.sparc.SPARC.g4;
import static jdk.vm.ci.sparc.SPARC.g5;
import static jdk.vm.ci.sparc.SPARC.o0;
import static jdk.vm.ci.sparc.SPARC.o1;
import static jdk.vm.ci.sparc.SPARC.o2;
import static jdk.vm.ci.sparc.SPARC.o3;
import static jdk.vm.ci.sparc.SPARC.o4;

import org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage;
import org.graalvm.compiler.hotspot.meta.HotSpotProviders;
import org.graalvm.compiler.hotspot.stubs.DeoptimizationStub;

import jdk.vm.ci.code.RegisterArray;
import jdk.vm.ci.code.RegisterConfig;
import jdk.vm.ci.code.TargetDescription;
import jdk.vm.ci.hotspot.sparc.SPARCHotSpotRegisterConfig;

final class SPARCDeoptimizationStub extends DeoptimizationStub {

    private RegisterConfig registerConfig;

    SPARCDeoptimizationStub(HotSpotProviders providers, TargetDescription target, HotSpotForeignCallLinkage linkage) {
        super(providers, target, linkage);
        // This is basically the maximum we can spare. All other G and O register are used.
        RegisterArray allocatable = new RegisterArray(g1, g3, g4, g5, o0, o1, o2, o3, o4);
        registerConfig = new SPARCHotSpotRegisterConfig(target, allocatable);
    }

    @Override
    public RegisterConfig getRegisterConfig() {
        return registerConfig;
    }

}