Bug ID: JDK-7001382 bytecode processing tools need to handle JSR 292 bytecode changes

JDK-7001382 : bytecode processing tools need to handle JSR 292 bytecode changes

Type: Bug
Component: tools
Sub-Component: javac
Affected Version: 7

Priority: P3
Status: Closed
Resolution: Duplicate
OS: generic
CPU: generic

Submitted: 2010-11-19
Updated: 2011-01-19
Resolved: 2010-11-19

Versions (Unresolved/Resolved/Fixed)

The Version table provides details related to the release that this issue/RFE will be addressed.

Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
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JDK 7
7Resolved

Related Reports

Duplicate :	JDK-6982999 - tools must support -target 7 bytecodes
Relates :	JDK-6939203 - JSR 292 needs method handle constants
Relates :	JDK-7001379 - bootstrap method data needs to be moved from constant pool to a classfile attribute
Relates :	JDK-6964498 - JSR 292 invokedynamic sites need local bootstrap methods

Description

If a classfile contains an invokedynamic instruction, or a constant pool entry tag in the range 15..18, it cannot be read by javac, javap, or any tool using the com/sun/tools/classfile package.

The format is described here:


The Da Vinci Machine project has a suggested fix in these two patches:

http://hg.openjdk.java.net/mlvm/mlvm/langtools/file/9aff9346a352/indy-bsm-6964498.patch
http://hg.openjdk.java.net/mlvm/mlvm/langtools/file/9aff9346a352/indy-args-6984311.patch

The fix is currently entangled with language support code.  Also, changes for 7001379 will affect the details of this bug.