[binutils-gdb] Decode properly flags of %ccr register on sparc64.

[sergiodj+buildbot@sergiodj.net]

*** TEST RESULTS FOR COMMIT 5badf10a18af78c57dd4ce8e6a6ead7f46e1a878 ***

Author: Ivo Raisr <ivo.raisr@oracle.com>
Branch: master
Commit: 5badf10a18af78c57dd4ce8e6a6ead7f46e1a878

Decode properly flags of %ccr register on sparc64.

While at it, decode also properly one-bit flags for %fsr (accrued and
current exception flags were mixed up).

ChangeLog entry:
2017-03-21  Ivo Raisr  <ivo.raisr@oracle.com>

    	PR tdep/20928
    	* gdb/sparc-tdep.h (gdbarch_tdep) <sparc64_ccr_type>: New field.
    	* gdb/sparc64-tdep.c (sparc64_ccr_type): New function.
    	(sparc64_fsr_type): Fix %fsr decoding.

ChangeLog entry for testsuite:
2017-03-21  Ivo Raisr  <ivo.raisr@oracle.com>

    	PR tdep/20928
    	* gdb.arch/sparc64-regs.exp: New file.
    	* gdb.arch/sparc64-regs.S: Likewise.