RFR: 8005467 CDS size information

[Ioi Lam]

Please review:

http://cr.openjdk.java.net/~coleenp/8005467_cds_size_info_002/

bug: CDS size information is incorrect and unfriendly
https://jbs.oracle.com/bugs/browse/JDK-8005467


Summary:

The printed size information is changed from

   ro space: 0x000000000014718a out of 0x0000000000200000 words allocated at 0x0000000080000000.
   rw space: 0x000000000017a6ac out of 0x0000000000200000 words allocated at 0x0000000081000000.
   md space: 0x0000000000241a70 out of 0x0000000000400000 words allocated at 0x0000000082000000.
   mc space: 0x0000000000008505 out of 0x000000000001e000 words allocated at 0x0000000082400000.

to

   ro space:   8287312 [39.1% total] out of  16777216 bytes [49.4% full] at 0x0000000080000000.
   rw space:  11369872 [53.7% total] out of  16777216 bytes [67.8% full] at 0x0000000081000000.
   md space:   1487248 [ 7.0% total] out of   4194304 bytes [35.5% full] at 0x0000000082000000.
   mc space:     34053 [ 0.2% total] out of    122880 bytes [27.7% full] at 0x0000000082400000.
   total   :  21178485 bytes

There is otherwise no functional change.


Tests run:

+ JPRT -- to verify build-ability

+ Manually ran java -Xshare:dump on Linux/Solaris/MacOS/Windows7
   (32- and 64-bit VM) to verify the printed output is as expected.

Thanks,
Ioi