Categories:
Audio (13)
Biotech (29)
Bytecode (36)
Database (77)
Framework (7)
Game (7)
General (507)
Graphics (53)
I/O (35)
IDE (2)
JAR Tools (102)
JavaBeans (21)
JDBC (121)
JDK (426)
JSP (20)
Logging (108)
Mail (58)
Messaging (8)
Network (84)
PDF (97)
Report (7)
Scripting (84)
Security (32)
Server (121)
Servlet (26)
SOAP (24)
Testing (54)
Web (15)
XML (322)
Collections:
Other Resources:
JDK 11 jdk.hotspot.agent.jmod - Hotspot Agent Module
JDK 11 jdk.hotspot.agent.jmod is the JMOD file for JDK 11 Hotspot Agent module.
JDK 11 Hotspot Agent module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.hotspot.agent.jmod.
JDK 11 Hotspot Agent module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.
JDK 11 Hotspot Agent module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.hotspot.agent.
You can click and view the content of each source code file in the list below.
✍: FYIcenter
⏎ sun/jvm/hotspot/interpreter/OopMapCacheEntry.java
/* * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * */ package sun.jvm.hotspot.interpreter; import sun.jvm.hotspot.oops.*; import sun.jvm.hotspot.utilities.*; public class OopMapCacheEntry { // Iteration public boolean isValue(int offset) { return !entryAt(offset); } public boolean isOop (int offset) { return entryAt(offset); } public void iterateOop(OffsetClosure oopClosure) { int n = numberOfEntries(); for (int i = 0; i < n; i++) { if (entryAt(i)) { oopClosure.offsetDo(i); } } } // Initialization public void fill(Method method, int bci) { this.method = method; this.bci = bci; if (method.isNative()) { // Native method activations have oops only among the parameters and one // extra oop following the parameters (the mirror for static native methods). fillForNative(); } else { OopMapForCacheEntry gen = new OopMapForCacheEntry(method, bci, this); gen.computeMap(); } } public void setMask(CellTypeStateList vars, CellTypeStateList stack, int stackTop) { // compute bit mask size int maxLocals = (int) method.getMaxLocals(); int nEntries = maxLocals + stackTop; maskSize = nEntries; allocateBitMask(); CellTypeStateList curList = vars; int listIdx = 0; for (int entryIdx = 0; entryIdx < nEntries; entryIdx++, listIdx++) { // switch to stack when done with locals if (entryIdx == maxLocals) { curList = stack; listIdx = 0; } CellTypeState cell = curList.get(listIdx); // set oop bit if ( cell.isReference()) { mask.atPut(entryIdx, true); } } // verify bit mask if (Assert.ASSERTS_ENABLED) { Assert.that(verifyMask(vars, stack, maxLocals, stackTop), "mask could not be verified"); } } //---------------------------------------------------------------------- // Internals only below this point // private Method method; // the method for which the mask is valid private int bci; // the bci for which the mask is valid private int maskSize; // the required mask size in bits private BitMap mask; // may be null if mask is empty Method method() { return method; } int bci() { return bci; } int numberOfEntries() { return maskSize; } boolean entryAt(int offset) { return mask.at(offset); } void setEmptyMask() { mask = null; } void allocateBitMask() { if (maskSize > 0) { mask = new BitMap(maskSize); } } // fills the bit mask for native calls void fillForNative() { if (Assert.ASSERTS_ENABLED) { Assert.that(method.isNative(), "method must be native method"); } maskSize = (int) method.getSizeOfParameters(); allocateBitMask(); // fill mask for parameters MaskFillerForNative mf = new MaskFillerForNative(method, mask, maskSize); mf.generate(); } static class VerifyClosure implements OffsetClosure { private OopMapCacheEntry entry; private boolean failed; VerifyClosure(OopMapCacheEntry entry) { this.entry = entry; } public void offsetDo(int offset) { if (!entry.isOop(offset)) failed = true; } boolean failed() { return failed; } } boolean verifyMask(CellTypeStateList vars, CellTypeStateList stack, int maxLocals, int stackTop) { // Check mask includes map VerifyClosure blk = new VerifyClosure(this); iterateOop(blk); if (blk.failed()) return false; // Check if map is generated correctly for(int i = 0; i < maxLocals; i++) { boolean v1 = isOop(i); boolean v2 = vars.get(i).isReference(); if (Assert.ASSERTS_ENABLED) { Assert.that(v1 == v2, "locals oop mask generation error"); } } for(int j = 0; j < stackTop; j++) { boolean v1 = isOop(maxLocals + j); boolean v2 = stack.get(j).isReference(); if (Assert.ASSERTS_ENABLED) { Assert.that(v1 == v2, "stack oop mask generation error"); } } return true; } }
⏎ sun/jvm/hotspot/interpreter/OopMapCacheEntry.java
Or download all of them as a single archive file:
File name: jdk.hotspot.agent-11.0.1-src.zip File size: 1243786 bytes Release date: 2018-11-04 Download
⇒ JDK 11 jdk.httpserver.jmod - HTTP Server Module
2020-02-29, ≈182🔥, 0💬
Popular Posts:
If you are a Java developer, it is very often that you need to use some 3rd party libraries to perfo...
Apache Avalon began in 1999 as the Java Apache Server Framework and in late 2002 separated from the ...
What Is poi-3.5.jar - Part 2? poi-3.5.jar is one of the JAR files for Apache POI 3.5, which provides...
What Is commons-lang3-3.1.jar? commons-lang3-3.1.jar is the JAR file for Apache Commons Lang 3.1, wh...
What Is poi-scratchpad-5.2.3.jar ?poi-scratchpad-5.2.3.jar is one of the JAR files for Apache POI 5....