[jdk11u-dev] RFR: 8268366: Incorrect calculation of has_fpu_registers in C1 linear scan

[Martin Doerr]

Clean backport of 8268366: Incorrect calculation of has_fpu_registers in C1 linear scan.

-------------

Commit messages:
 - Backport 702e3ff05472e35140b38fd5a4d1266f4efdd7bb

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/88/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=88&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8268366
  Stats: 74 lines in 2 files changed: 69 ins; 1 del; 4 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/88.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/88/head:pull/88

PR: https://git.openjdk.java.net/jdk11u-dev/pull/88