[8u20] Request for approval for bulk integration of hs25.20-b07

[Seán Coffey]

Approved pending positive PIT results.

regards,
Sean.

On 20/03/14 23:28, Alejandro E Murillo wrote:
> Requesting approval to integrate hs25.20-b07 into jdk8u20-b07.
>
> A webrev is available at:
>
> http://cr.openjdk.java.net/~amurillo/8u20/hs25.20-b07-jdk8u20-b07.webrev/
>
> Pre-integration testing is in progress; the integration will proceed
> only after SQE has analyzed the results and approved.
>
> The fixes in the proposed integration are below.  All have undergone
> nightly testing and are already in a jdk9 repository.
>
> 8027754: Enable loop optimizations for loops with MathExact inside
> 8030177: G1: Enable TLAB resizing
> 8031321: Support Intel bit manipulation instructions
> 8031752: Failed speculative optimizations should be reattempted when 
> root of compilation is different
> 8031754: Type speculation should favor profile data from outermost 
> inlined method
> 8032633: Enable type speculation by default
> 8034079: G1: Refactor the HeapRegionSet hierarchy
> 8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same 
> tags 1 != 0 at ciMethodData.cpp:90
> 8036092: [TESTBUG] 
> compiler/uncommontrap/TestSpecTrapClassUnloading.java fails with: 
> Unrecognized VM option 'UseTypeSpeculation'
> 8037226: compiler/7196199/Test7196199.java fails on 32-bit linux with 
> MaxVectorSize > 16
> 8037305: new hotspot build - hs25.20-b07
> 8037340: Linux semaphores to use CLOCK_REALTIME
> 8037407: G1: Remove heapRegionSets.cpp
>