RFR: 8280003: C1: Reconsider uses of logical_and immediates in LIRGenerator::do_getObjectSize

[Aleksey Shipilev]

See the discussion in the bug.

Additional testing:
 - [x] Linux x86_64 fastdebug `java/lang/instrument`
 - [x] Linux x86_32 fastdebug `java/lang/instrument`
 - [x] Linux AArch64 fastdebug `java/lang/instrument`
 - [x] Linux PPC64 fastdebug `java/lang/instrument`
 - [x] Linux x86_64 fastdebug `tier1`
 - [x] Linux x86_32 fastdebug `tier1`
 - [x] Linux AArch64 fastdebug `tier1`
 - [x] Linux PPC64 fastdebug `tier1`

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Commit messages:
 - Fix

Changes: https://git.openjdk.java.net/jdk/pull/7080/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=7080&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8280003
  Stats: 23 lines in 7 files changed: 6 ins; 0 del; 17 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7080.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7080/head:pull/7080

PR: https://git.openjdk.java.net/jdk/pull/7080