RFR: JDK-8201236 Straighten out dtrace build logic

[Erik Joelsson]

Looks good in general.

In JvmDtraceObjects.gmk, comment on line 38 needs to be updated.

/Erik


On 2018-04-06 03:57, Magnus Ihse Bursie wrote:
> The dtrace build logic was copied straight out of the old Hotspot 
> build system, and is quite convoluted.
>
> It should be split into the separate parts it actually contains of:
> 1) A gensrc step which runs with other gensrc ahead of compilation
> 2) Two independent libraries that can be build at any time
> 3) Two special dtrace-generated .o files that must be linked with the JVM
>
> I have also cleaned up includes in generateJvmOffsets.cpp.
>
> I have verified with COMPARE_BUILD that no changes has happened in any 
> native library.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8201236
> WebRev: 
> http://cr.openjdk.java.net/~ihse/JDK-8201236-straighten-out-dtrace/webrev.01
>
> /Magnus