Re: [Jamvm-general] JSR 901: (Method Parameter Reflection) OpenJDK 8 undefined reference to `JVM_GetMethodParameters'

[Xerxes R. <xe...@za...>]

Xerxes Rånby wrote:
> 
> OpenJDK 8 have recently merged in work to handle JSR 901: Method Parameter
> Reflection
> 
> JSR 901 is still a draft: I found the 2013-04-02 draft spec here on the
> OpenJDK code review server: http://cr.openjdk.java.net/~abuckley/8misc.pdf
> http://hg.openjdk.java.net/jdk8/awt/hotspot/rev/1916ca1dec2f
> http://bugs.sun.com/view_bug.do?bug_id=8004728
> 
> This is the error i get when linking libjava.so against JamVM libjvm.so in
> IcedTea 3 with the attached icedtea patch applied.
>  http://old.nabble.com/file/p35296179/icedtea-3-jamvm-2013-04-15.patch
> icedtea-3-jamvm-2013-04-15.patch 
> 
> echo  "Linking libjava.so"
> Linking libjava.so
> /usr/bin/gcc-4.6 -Xlinker --hash-style=both -Xlinker -z -Xlinker defs
> -Xlinker -O1 -shared
> -L/home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/lib/i386
> -L/home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/lib/i386/server
> -Xlinker -z -Xlinker origin -Xlinker -rpath -Xlinker \$ORIGIN   -Xlinker
> -version-script=/home/xranby/icedtea-8-b80/openjdk-boot/jdk/makefiles/mapfiles/libjava/mapfile-vers
> -Xlinker -soname=libjava.so -o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/lib/i386/libjava.so
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/AccessController.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Array.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/AtomicLong.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Bits.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Class.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/ClassLoader.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Compiler.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Console_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/ConstantPool.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Double.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Executable.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/FileDescriptor_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/FileInputStream.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/FileInputStream_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/FileOutputStream_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/FileSystemPreferences.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Finalizer.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Float.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/GC.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/HostLocaleProviderAdapter_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/MessageUtils.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/NativeAccessors.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/NativeSignalHandler.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Object.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/ObjectInputStream.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/ObjectOutputStream.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/ObjectStreamClass.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Package.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/ProcessEnvironment_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Proxy.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/RandomAccessFile.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/RandomAccessFile_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Reflection.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/ResourceBundle.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Runtime.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/SecurityManager.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Shutdown.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Signal.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/StrictMath.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/String.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/System.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Thread.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Throwable.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/TimeZone.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/TimeZone_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/UNIXProcess_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/UnixFileSystem_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/VM.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/VMSupport.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Version.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/canonicalize_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/check_version.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/io_util.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/io_util_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/java_props_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/jdk_util.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/jdk_util_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/jio.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/jni_util.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/jni_util_md.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/logging.o
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/verify_stub.o  
> -ljvm -lverify -ldl
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libfdlibm.a
> /bin/cp
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libj2pkcs11/libj2pkcs11.diz
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/lib/i386/libj2pkcs11.diz
> /home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/objs/libjava/Executable.o:
> In function `Java_java_lang_reflect_Executable_getParameters0':
> /home/xranby/icedtea-8-b80/openjdk-boot/jdk/src/share/native/java/lang/reflect/Executable.c:37:
> undefined reference to `JVM_GetMethodParameters'
> collect2: ld returned 1 exit status
> make[3]: ***
> [/home/xranby/icedtea-8-b80/openjdk.build-boot/jdk/lib/i386/libjava.so]
> Error 1
> make[3]: Leaving directory
> `/home/xranby/icedtea-8-b80/openjdk-boot/jdk/makefiles'
> 
> Cheers
> Xerxes
> 

Thank you Robert you latest JSR 901 commits have fixed this issue,
libjava.so links correctly.
JamVM + IcedTea can now build the OpenJDK 8 j2sdk bootstrap image!

JSR 901: VM support for method parameter reflection:
http://git.berlios.de/cgi-bin/cgit.cgi/jamvm/commit/?id=f2d78ec55bab74e419a2c925b90848356c13962f
http://git.berlios.de/cgi-bin/cgit.cgi/jamvm/commit/?id=948f3480520871df237dffe46923a67d167a82e7
http://git.berlios.de/cgi-bin/cgit.cgi/jamvm/commit/?id=2bb23fd5949ab27fb6b1f202d5a34eca8aa50852

Cheers
Xerxes
-- 
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