Mercurial > hg > truffle
annotate CHANGELOG.md @ 18315:c7cd54360119
MethodCallTargetNode: replace StampFactory.declared() with StampFactory.declaredNonNull().
author | Josef Eisl <josef.eisl@jku.at> |
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date | Mon, 10 Nov 2014 11:24:22 +0100 |
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1 # GraalVM Changelog |
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2 |
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3 ## `tip` |
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4 ### Graal |
17187 | 5 * Changed name suite specification from `mx/projects.py` to `mx/suite.py`. |
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6 * ... |
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7 |
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8 ### Truffle |
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9 * Relaxed declared type restriction on child fields to allow for interface types in addition to Node subclasses. |
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10 * The BranchProfile constructor is now private. Use BranchProfile#create() instead. |
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11 * Renamed @CompilerDirectives.SlowPath to @CompilerDirectives.TruffleBoundary |
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12 * Renamed RootNode#isSplittable to RootNode#isCloningAllowed |
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13 * Removed RootNode#split. Cloning ASTs for splitting is now an implementation detail of the Truffle runtime implementation. |
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14 * Renamed DirectCallNode#isSplittable to DirectCallNode#isCallTargetCloningAllowed |
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15 * Renamed DirectCallNode#split to DirectCallNode#cloneCallTarget |
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16 * Renamed DirectCallNode#isSplit to DirectCallNode#isCallTargetCloned |
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17 * Added PrimitiveValueProfile. |
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18 * Added -G:TruffleTimeThreshold=5000 option to defer compilation for call targets |
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19 * Added RootNode#getExecutionContext to identify nodes with languages |
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20 * ... |
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21 |
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22 ## Version 0.5 |
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23 23-Sep-2014, [Repository Revision](http://hg.openjdk.java.net/graal/graal/shortlog/graal-0.5) |
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24 ### Graal |
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25 * New register allocator optimization: `-G:+ConstantLoadOptimization`. |
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26 * SPARC backend is able to run benchmark and passing most of the JTTs. |
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27 * Fix: Stamp: interface types can not be trusted except after explicit runtime checks. |
17185 | 28 * Changed format of suite specification from a properties file (`mx/projects`) to a Python file (`mx/projects.py`). |
29 | |
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30 |
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31 ### Truffle |
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32 * Added `TruffleRuntime#getCallTargets()` to get all call targets that were created and are still referenced. |
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33 * Added `NeverValidAssumption` to complement `AlwaysValidAssumption`. |
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34 * Fixed a bug in `AssumedValue` that may not invalidate correctly. |
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35 * New option, `-G:+/-TruffleCompilationExceptionsAreThrown`, that will throw an `OptimizationFailedException` for compiler errors. |
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36 * Removed `FrameTypeConversion` interface and changed the corresponding `FrameDescriptor` constructor to have a default value parameter instead. |
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37 * Removed `CompilerDirectives.unsafeFrameCast` (equivalent to a `(MaterializedFrame)` cast). |
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38 * Added `TruffleRuntime#getCapability` API method. |
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39 |
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40 ## Version 0.4 |
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41 19-Aug-2014, [Repository Revision](http://hg.openjdk.java.net/graal/graal/shortlog/graal-0.4) |
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42 ### Graal |
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43 * Made initialization of Graal runtime lazy in hosted mode. |
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44 * Added supported for new `jrelibrary` dependency type in `mx/projects`. |
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45 * Java projects with compliance level higher than the JDKs specified by `JAVA_HOME` and `EXTRA_JAVA_HOMES` are ignored once `mx/projects` has been processed. |
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46 * `ResolvedJavaType.resolveMethod` now takes a context type used to perform access checks. It now works correctly regarding default methods. |
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47 * Removed Java based compilation queue (`CompilationQueue.java`). |
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48 * Enabled use of separate class loader (via `-XX:+UseGraalClassLoader`) for classes loaded from `graal.jar` to hide them from application classes. |
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49 |
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50 ### Truffle |
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51 * Change API for stack walking to a visitor: `TruffleRuntime#iterateFrames` replaces `TruffleRuntime#getStackTrace` |
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52 * New flag `-G:+TraceTruffleCompilationCallTree` to print the tree of inlined calls before compilation. |
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53 * `truffle.jar`: strip out build-time only dependency into a seperated JAR file (`truffle-dsl-processor.jar`) |
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54 * New flag `-G:+TraceTruffleCompilationAST` to print the AST before compilation. |
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55 * New experimental `TypedObject` interface added. |
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56 * Renamed flag `-G:+TruffleSplittingEnabled` to `-G:+TruffleSplitting` |
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57 * New flag `-G:+TruffleSplittingNew` to enable the experimental splitting mode based on function arguments. |
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58 * New flag `-G:+TruffleSplittingTypedInstanceStamps` to enable splitting for `TypedObject` instances. |
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59 * New flag `-G:+TruffleSplittingClassInstanceStamps` to enable splitting for Java object instances except `TypedObject`. |
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60 * New flag `-G:TruffleSplittingStartCallCount=3` which sets the number of minimal calls until splitting is performed. |
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61 * New flag `-G:-TruffleSplittingAggressive` if enabled splits every function call. |
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62 * Added `isVisited` method for `BranchProfile`. |
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63 * Added new `ConditionProfile`, `BinaryConditionProfile` and `CountingConditionProfile` utility classes to profile if conditions. |
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64 |
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65 ## Version 0.3 |
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66 9-May-2014, [Repository Revision](http://hg.openjdk.java.net/graal/graal/shortlog/graal-0.3) |
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67 |
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68 ### Graal |
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69 * Explicit support for oop compression/uncompression in high level graph. |
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70 * LIRGenerator refactoring. |
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71 * Explicit types for inputs (InputType enum). |
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72 * Added graal.version system property to Graal enabled VM builds. |
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73 * Transitioned to JDK 8 as minimum JDK level for Graal. |
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74 * Added support for stack introspection. |
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75 * New MatchRule facility to convert multiple HIR nodes into specialized LIR |
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76 |
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77 ### Truffle |
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78 * The method `CallTarget#call` takes now a variable number of Object arguments. |
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79 * Support for collecting stack traces and for accessing the current frame in slow paths (see `TruffleRuntime#getStackTrace`). |
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80 * Renamed `CallNode` to `DirectCallNode`. |
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81 * Renamed `TruffleRuntime#createCallNode` to `TruffleRuntime#createDirectCallNode`. |
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82 * Added `IndirectCallNode` for calls with a changing `CallTarget`. |
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83 * Added `TruffleRuntime#createIndirectCallNode` to create an `IndirectCallNode`. |
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84 * `DirectCallNode#inline` was renamed to `DirectCallNode#forceInlining()`. |
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85 * Removed deprecated `Node#adoptChild`. |
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86 |
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87 ## Version 0.2 |
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88 25-Mar-2014, [Repository Revision](http://hg.openjdk.java.net/graal/graal/shortlog/graal-0.2) |
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89 |
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90 ### Graal |
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92 * New methods for querying memory usage of individual objects and object graphs in Graal API (`MetaAccessProvider#getMemorySize`, `MetaUtil#getMemorySizeRecursive`). |
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93 * Added tiered configuration (C1 + Graal). |
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94 * Initial security model for Graal [GRAAL-22](https://bugs.openjdk.java.net/browse/GRAAL-22). |
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95 * New (tested) invariant that equality comparisons for `JavaType`/`JavaMethod`/`JavaField` values use `.equals()` instead of `==`. |
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96 * Made graph caching compilation-local. |
14647 | 97 * Added AllocSpy tool for analyzing allocation in Graal using the [Java Allocation Instrumenter](https://code.google.com/p/java-allocation-instrumenter/). |
15013 | 98 * Initial support for memory arithmetic operations on x86. |
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99 * Expanded Debug logging/dumping API to avoid allocation when this Debug facilities are not enabled. |
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100 |
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101 ### Truffle |
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102 * New API `TruffleRuntime#createCallNode` to create call nodes and to give the runtime system control over its implementation. |
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103 * New API `RootNode#getCachedCallNodes` to get a weak set of `CallNode`s that have registered to call the `RootNode`. |
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104 * New API to split the AST of a call-site context sensitively. `CallNode#split`, `CallNode#isSplittable`, `CallNode#getSplitCallTarget`, `CallNode#getCurrentCallTarget`, `RootNode#isSplittable`, `RootNode#split`. |
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105 * New API to inline a call-site into the call-graph. `CallNode#isInlinable`, `CallNode#inline`, `CallNode#isInlined`. |
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106 * New API for the runtime environment to register `CallTarget`s as caller to the `RootNode`. `CallNode#registerCallTarget`. |
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107 * Improved API for counting nodes in Truffle ASTs. `NodeUtil#countNodes` can be used with a `NodeFilter`. |
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108 * New API to declare the cost of a Node for use in runtime environment specific heuristics. See `NodeCost`, `Node#getCost` and `NodeInfo#cost`. |
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109 * Removed old API for `NodeInfo#Kind` and `NodeInfo#kind`. As a replacement the new `NodeCost` API can be used. |
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110 * Changed `Node#replace` reason parameter type to `CharSequence` (to enable lazy string building) |
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111 * Deprecated `Node#adoptChild` and `Node#adoptChildren`, no longer needed in node constructor |
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112 * New `Node#insert` method for inserting new nodes into the tree (formerly `adoptChild`) |
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113 * New `Node#adoptChildren` helper method that adopts all (direct and indirect) children of a node |
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114 * New API `Node#atomic` for atomic tree operations |
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115 * Made `Node#replace` thread-safe |
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116 |
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117 |
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118 ## Version 0.1 |
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119 5-Feb-2014, [Repository Revision](http://hg.openjdk.java.net/graal/graal/shortlog/graal-0.1) |
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121 ### Graal |
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122 |
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123 * Initial version of a dynamic Java compiler written in Java. |
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124 * Support for multiple co-existing GPU backends ([GRAAL-1](https://bugs.openjdk.java.net/browse/GRAAL-1)). |
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125 * Fixed a compiler bug when running RuneScape ([GRAAL-7](https://bugs.openjdk.java.net/browse/GRAAL-7)). |
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126 * Bug fixes ([GRAAL-4](https://bugs.openjdk.java.net/browse/GRAAL-4), [GRAAL-5](https://bugs.openjdk.java.net/browse/GRAAL-5)). |
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127 |
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128 ### Truffle |
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129 |
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130 * Initial version of a multi-language framework on top of Graal. |
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131 * Update of the [Truffle Inlining API](http://mail.openjdk.java.net/pipermail/graal-dev/2014-January/001516.html). |