Mercurial > hg > graal-compiler
diff graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/core/FiberNodes.java @ 13529:856c2c294f84
Merge.
author | Christian Humer <christian.humer@gmail.com> |
---|---|
date | Tue, 07 Jan 2014 18:53:04 +0100 |
parents | 0fbee3eb71f0 |
children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/core/FiberNodes.java Tue Jan 07 18:53:04 2014 +0100 @@ -0,0 +1,84 @@ +/* + * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved. This + * code is released under a tri EPL/GPL/LGPL license. You can use it, + * redistribute it and/or modify it under the terms of the: + * + * Eclipse Public License version 1.0 + * GNU General Public License version 2 + * GNU Lesser General Public License version 2.1 + */ +package com.oracle.truffle.ruby.nodes.core; + +import com.oracle.truffle.api.*; +import com.oracle.truffle.api.dsl.*; +import com.oracle.truffle.ruby.runtime.*; +import com.oracle.truffle.ruby.runtime.core.*; + +@CoreClass(name = "Fiber") +public abstract class FiberNodes { + + @CoreMethod(names = "resume", isSplatted = true) + public abstract static class ResumeNode extends CoreMethodNode { + + public ResumeNode(RubyContext context, SourceSection sourceSection) { + super(context, sourceSection); + } + + public ResumeNode(ResumeNode prev) { + super(prev); + } + + @Specialization + public Object resume(RubyFiber fiberBeingResumed, Object[] args) { + final RubyFiber sendingFiber = getContext().getFiberManager().getCurrentFiber(); + + fiberBeingResumed.resume(sendingFiber, args); + + return sendingFiber.waitForResume(); + } + + } + + @CoreMethod(names = "initialize", needsBlock = true, maxArgs = 0) + public abstract static class InitializeNode extends CoreMethodNode { + + public InitializeNode(RubyContext context, SourceSection sourceSection) { + super(context, sourceSection); + } + + public InitializeNode(InitializeNode prev) { + super(prev); + } + + @Specialization + public NilPlaceholder initialize(RubyFiber fiber, RubyProc block) { + fiber.initialize(block); + return NilPlaceholder.INSTANCE; + } + + } + + @CoreMethod(names = "yield", isModuleMethod = true, needsSelf = false, isSplatted = true) + public abstract static class YieldNode extends CoreMethodNode { + + public YieldNode(RubyContext context, SourceSection sourceSection) { + super(context, sourceSection); + } + + public YieldNode(YieldNode prev) { + super(prev); + } + + @Specialization + public Object yield(Object[] args) { + final RubyFiber yieldingFiber = getContext().getFiberManager().getCurrentFiber(); + final RubyFiber fiberYieldedTo = yieldingFiber.lastResumedByFiber; + + fiberYieldedTo.resume(yieldingFiber, args); + + return yieldingFiber.waitForResume(); + } + + } + +}