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comparison graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/snippets/HotSpotSnippetUtils.java @ 8354:55ef03d64f03

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Generalize read and write of fixed register for snippets. Move to HotSpot-independent project.
author Christian Wimmer <christian.wimmer@oracle.com>
date Mon, 18 Mar 2013 19:28:44 -0700
parents 14fedab0419e
children c3657d00e343
comparison
equal deleted inserted replaced
8353:98b90a7bb764 8354:55ef03d64f03
32 import com.oracle.graal.hotspot.*; 32 import com.oracle.graal.hotspot.*;
33 import com.oracle.graal.hotspot.meta.*; 33 import com.oracle.graal.hotspot.meta.*;
34 import com.oracle.graal.hotspot.nodes.*; 34 import com.oracle.graal.hotspot.nodes.*;
35 import com.oracle.graal.nodes.extended.*; 35 import com.oracle.graal.nodes.extended.*;
36 import com.oracle.graal.snippets.Snippet.Fold; 36 import com.oracle.graal.snippets.Snippet.Fold;
37 import com.oracle.graal.snippets.nodes.*;
37 import com.oracle.graal.word.*; 38 import com.oracle.graal.word.*;
38 39
39 //JaCoCo Exclude 40 //JaCoCo Exclude
40 41
41 /** 42 /**
336 337
337 /** 338 /**
338 * Gets the value of the stack pointer register as a Word. 339 * Gets the value of the stack pointer register as a Word.
339 */ 340 */
340 public static Word stackPointer() { 341 public static Word stackPointer() {
341 return HotSpotSnippetUtils.registerAsWord(stackPointerRegister()); 342 return HotSpotSnippetUtils.registerAsWord(stackPointerRegister(), true, false);
342 } 343 }
343 344
344 /** 345 /**
345 * Gets the value of the thread register as a Word. 346 * Gets the value of the thread register as a Word.
346 */ 347 */
347 public static Word thread() { 348 public static Word thread() {
348 return HotSpotSnippetUtils.registerAsWord(threadRegister()); 349 return HotSpotSnippetUtils.registerAsWord(threadRegister(), true, false);
349 } 350 }
350 351
351 public static Word loadWordFromObject(Object object, int offset) { 352 public static Word loadWordFromObject(Object object, int offset) {
352 return loadWordFromObjectIntrinsic(object, 0, offset, wordKind()); 353 return loadWordFromObjectIntrinsic(object, 0, offset, wordKind());
353 } 354 }
354 355
355 @NodeIntrinsic(value = RegisterNode.class, setStampFromReturnType = true) 356 @NodeIntrinsic(value = ReadRegisterNode.class, setStampFromReturnType = true)
356 public static native Word registerAsWord(@ConstantNodeParameter Register register); 357 public static native Word registerAsWord(@ConstantNodeParameter Register register, @ConstantNodeParameter boolean directUse, @ConstantNodeParameter boolean incoming);
357 358
358 @NodeIntrinsic(value = UnsafeLoadNode.class, setStampFromReturnType = true) 359 @NodeIntrinsic(value = UnsafeLoadNode.class, setStampFromReturnType = true)
359 private static native Word loadWordFromObjectIntrinsic(Object object, @ConstantNodeParameter int displacement, long offset, @ConstantNodeParameter Kind wordKind); 360 private static native Word loadWordFromObjectIntrinsic(Object object, @ConstantNodeParameter int displacement, long offset, @ConstantNodeParameter Kind wordKind);
360 361
361 @NodeIntrinsic(value = LoadHubNode.class, setStampFromReturnType = true) 362 @NodeIntrinsic(value = LoadHubNode.class, setStampFromReturnType = true)