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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).

 *

 * 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.

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package org.graalvm.compiler.hotspot.amd64;

import static jdk.vm.ci.amd64.AMD64.rax;

import static jdk.vm.ci.amd64.AMD64.rdx;

import static jdk.vm.ci.hotspot.HotSpotCallingConventionType.NativeCall;

import static jdk.vm.ci.meta.Value.ILLEGAL;

import static org.graalvm.compiler.hotspot.HotSpotBackend.EXCEPTION_HANDLER;

import static org.graalvm.compiler.hotspot.HotSpotBackend.EXCEPTION_HANDLER_IN_CALLER;

import static org.graalvm.compiler.hotspot.HotSpotBackend.Options.GraalArithmeticStubs;

import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.JUMP_ADDRESS;

import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.Reexecutability.NOT_REEXECUTABLE;

import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.Reexecutability.REEXECUTABLE;

import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.Transition.LEAF;

import static org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage.Transition.LEAF_NO_VZERO;

import static org.graalvm.compiler.hotspot.replacements.CRC32CSubstitutions.UPDATE_BYTES_CRC32C;

import static org.graalvm.compiler.hotspot.replacements.CRC32Substitutions.UPDATE_BYTES_CRC32;

import static org.graalvm.compiler.replacements.nodes.BinaryMathIntrinsicNode.BinaryOperation.POW;

import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.COS;

import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.EXP;

import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.LOG;

import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.LOG10;

import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.SIN;

import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.TAN;

import static jdk.internal.vm.compiler.word.LocationIdentity.any;

import org.graalvm.compiler.core.common.LIRKind;

import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig;

import org.graalvm.compiler.hotspot.HotSpotForeignCallLinkageImpl;

import org.graalvm.compiler.hotspot.HotSpotGraalRuntimeProvider;

import org.graalvm.compiler.hotspot.meta.HotSpotHostForeignCallsProvider;

import org.graalvm.compiler.hotspot.meta.HotSpotProviders;

import org.graalvm.compiler.options.OptionValues;

import org.graalvm.compiler.replacements.amd64.AMD64ArrayIndexOf;

import org.graalvm.compiler.word.WordTypes;

import jdk.vm.ci.code.CallingConvention;

import jdk.vm.ci.code.CodeCacheProvider;

import jdk.vm.ci.code.RegisterValue;

import jdk.vm.ci.code.TargetDescription;

import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime;

import jdk.vm.ci.meta.MetaAccessProvider;

import jdk.vm.ci.meta.PlatformKind;

import jdk.vm.ci.meta.Value;

public class AMD64HotSpotForeignCallsProvider extends HotSpotHostForeignCallsProvider {

    private final Value[] nativeABICallerSaveRegisters;

    public AMD64HotSpotForeignCallsProvider(HotSpotJVMCIRuntime jvmciRuntime, HotSpotGraalRuntimeProvider runtime, MetaAccessProvider metaAccess, CodeCacheProvider codeCache,

                    WordTypes wordTypes, Value[] nativeABICallerSaveRegisters) {

        super(jvmciRuntime, runtime, metaAccess, codeCache, wordTypes);

        this.nativeABICallerSaveRegisters = nativeABICallerSaveRegisters;

    }

    @Override

    public void initialize(HotSpotProviders providers, OptionValues options) {

        GraalHotSpotVMConfig config = runtime.getVMConfig();

        TargetDescription target = providers.getCodeCache().getTarget();

        PlatformKind word = target.arch.getWordKind();

        // The calling convention for the exception handler stub is (only?) defined in

        // TemplateInterpreterGenerator::generate_throw_exception()

        // in templateInterpreter_x86_64.cpp around line 1923

        RegisterValue exception = rax.asValue(LIRKind.reference(word));

        RegisterValue exceptionPc = rdx.asValue(LIRKind.value(word));

        CallingConvention exceptionCc = new CallingConvention(0, ILLEGAL, exception, exceptionPc);

        if (config.useCRC32Intrinsics) {

            // This stub does callee saving

        }

        if (config.useCRC32CIntrinsics) {

        }

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_TWO_CONSECUTIVE_BYTES, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_TWO_CONSECUTIVE_CHARS, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_TWO_CONSECUTIVE_CHARS_COMPACT, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_1_BYTE, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_2_BYTES, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_3_BYTES, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_4_BYTES, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_1_CHAR, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_2_CHARS, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_3_CHARS, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_4_CHARS, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_1_CHAR_COMPACT, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_2_CHARS_COMPACT, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_3_CHARS_COMPACT, options, providers,

        link(new AMD64ArrayIndexOfStub(AMD64ArrayIndexOf.STUB_INDEX_OF_4_CHARS_COMPACT, options, providers,

        link(new AMD64ArrayEqualsStub(AMD64ArrayEqualsStub.STUB_BOOLEAN_ARRAY_EQUALS, options, providers,

        link(new AMD64ArrayEqualsStub(AMD64ArrayEqualsStub.STUB_BYTE_ARRAY_EQUALS, options, providers,

        link(new AMD64ArrayEqualsStub(AMD64ArrayEqualsStub.STUB_CHAR_ARRAY_EQUALS, options, providers,

        link(new AMD64ArrayEqualsStub(AMD64ArrayEqualsStub.STUB_SHORT_ARRAY_EQUALS, options, providers,

        link(new AMD64ArrayEqualsStub(AMD64ArrayEqualsStub.STUB_INT_ARRAY_EQUALS, options, providers,

        link(new AMD64ArrayEqualsStub(AMD64ArrayEqualsStub.STUB_LONG_ARRAY_EQUALS, options, providers,

        link(new AMD64ArrayEqualsStub(AMD64ArrayEqualsStub.STUB_FLOAT_ARRAY_EQUALS, options, providers,

        link(new AMD64ArrayEqualsStub(AMD64ArrayEqualsStub.STUB_DOUBLE_ARRAY_EQUALS, options, providers,

        link(new AMD64ArrayEqualsStub(AMD64ArrayEqualsStub.STUB_BYTE_ARRAY_EQUALS_DIRECT, options, providers,

        link(new AMD64ArrayEqualsStub(AMD64ArrayEqualsStub.STUB_CHAR_ARRAY_EQUALS_DIRECT, options, providers,

        link(new AMD64ArrayEqualsStub(AMD64ArrayEqualsStub.STUB_CHAR_ARRAY_EQUALS_BYTE_ARRAY, options, providers,

        link(new AMD64ArrayCompareToStub(AMD64ArrayCompareToStub.STUB_BYTE_ARRAY_COMPARE_TO_BYTE_ARRAY, options, providers,

        link(new AMD64ArrayCompareToStub(AMD64ArrayCompareToStub.STUB_BYTE_ARRAY_COMPARE_TO_CHAR_ARRAY, options, providers,

        link(new AMD64ArrayCompareToStub(AMD64ArrayCompareToStub.STUB_CHAR_ARRAY_COMPARE_TO_BYTE_ARRAY, options, providers,

        link(new AMD64ArrayCompareToStub(AMD64ArrayCompareToStub.STUB_CHAR_ARRAY_COMPARE_TO_CHAR_ARRAY, options, providers,

        super.initialize(providers, options);

    }

    @Override

    public Value[] getNativeABICallerSaveRegisters() {

        return nativeABICallerSaveRegisters;

    }

    @Override

    protected void registerMathStubs(GraalHotSpotVMConfig hotSpotVMConfig, HotSpotProviders providers, OptionValues options) {

        if (GraalArithmeticStubs.getValue(options)) {

        } else {

            super.registerMathStubs(hotSpotVMConfig, providers, options);

        }

    }

}