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comparison graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotLIRGenerator.java @ 21784:f4e1d958f1c3

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[AMD64] Create AMD64 specific address nodes.
author Roland Schatz <roland.schatz@oracle.com>
date Mon, 08 Jun 2015 19:19:45 +0200
parents 0df7d7d6c25b
children
comparison
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21783:a858c5f56d8a 21784:f4e1d958f1c3
28 import static com.oracle.graal.hotspot.HotSpotBackend.*; 28 import static com.oracle.graal.hotspot.HotSpotBackend.*;
29 import static com.oracle.jvmci.amd64.AMD64.*; 29 import static com.oracle.jvmci.amd64.AMD64.*;
30 30
31 import java.util.*; 31 import java.util.*;
32 32
33 import com.oracle.graal.asm.amd64.AMD64Assembler.*; 33 import com.oracle.graal.asm.amd64.AMD64Address.Scale;
34 import com.oracle.graal.asm.amd64.AMD64Assembler.AMD64MIOp;
35 import com.oracle.graal.asm.amd64.AMD64Assembler.OperandSize;
34 import com.oracle.graal.compiler.amd64.*; 36 import com.oracle.graal.compiler.amd64.*;
35 import com.oracle.graal.compiler.common.*; 37 import com.oracle.graal.compiler.common.*;
36 import com.oracle.graal.compiler.common.spi.*; 38 import com.oracle.graal.compiler.common.spi.*;
37 import com.oracle.graal.hotspot.*; 39 import com.oracle.graal.hotspot.*;
38 import com.oracle.graal.hotspot.amd64.AMD64HotSpotMove.StoreRbpOp; 40 import com.oracle.graal.hotspot.amd64.AMD64HotSpotMove.StoreRbpOp;
582 public void emitNullCheck(Value address, LIRFrameState state) { 584 public void emitNullCheck(Value address, LIRFrameState state) {
583 if (address.getLIRKind().getPlatformKind() == Kind.Int) { 585 if (address.getLIRKind().getPlatformKind() == Kind.Int) {
584 CompressEncoding encoding = config.getOopEncoding(); 586 CompressEncoding encoding = config.getOopEncoding();
585 Value uncompressed; 587 Value uncompressed;
586 if (encoding.shift <= 3) { 588 if (encoding.shift <= 3) {
587 uncompressed = emitAddress(getProviders().getRegisters().getHeapBaseRegister().asValue(), 0, load(address), 1 << encoding.shift); 589 LIRKind wordKind = LIRKind.derivedReference(target().wordKind);
590 uncompressed = new AMD64AddressValue(wordKind, getProviders().getRegisters().getHeapBaseRegister().asValue(wordKind), asAllocatable(address), Scale.fromInt(1 << encoding.shift), 0);
588 } else { 591 } else {
589 uncompressed = emitUncompress(address, encoding, false); 592 uncompressed = emitUncompress(address, encoding, false);
590 } 593 }
591 append(new AMD64Move.NullCheckOp(asAddressValue(uncompressed), state)); 594 append(new AMD64Move.NullCheckOp(asAddressValue(uncompressed), state));
592 } else { 595 } else {
652 if (BenchmarkCounters.enabled) { 655 if (BenchmarkCounters.enabled) {
653 return new AMD64HotSpotCounterOp(names, groups, increments, getProviders().getRegisters(), config, getOrInitRescueSlot()); 656 return new AMD64HotSpotCounterOp(names, groups, increments, getProviders().getRegisters(), config, getOrInitRescueSlot());
654 } 657 }
655 return null; 658 return null;
656 } 659 }
660
661 @Override
662 public void emitPrefetchAllocate(Value address) {
663 append(new AMD64PrefetchOp(asAddressValue(address), config.allocatePrefetchInstr));
664 }
665
657 } 666 }