re PR target/53513 ([SH] Add support for fpchg insn and improve fenv support)

gcc/
	PR target/53513
	* doc/extend.texi (__builtin_sh_get_fpscr, __builtin_sh_get_fpscr):
	Document it.

From-SVN: r218551

gcc/ChangeLog

+2014-12-10  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/53513
+	* doc/extend.texi (__builtin_sh_get_fpscr, __builtin_sh_get_fpscr):
+	Document it.
+
 2014-12-09  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 
 	PR middle-end/64225

gcc/doc/extend.texi

@@ -16902,6 +16902,15 @@ int get_tcb_value (void)
 @end smallexample
 @end deftypefn
 
+@deftypefn {Built-in Function} {unsigned int} __builtin_sh_get_fpscr (void)
+Returns the value that is currently set in the @samp{FPSCR} register.
+@end deftypefn
+
+@deftypefn {Built-in Function} {void} __builtin_sh_get_fpscr (unsigned int @var{val})
+Sets the @samp{FPSCR} register to the specified value @var{val}, while
+preserving the current values of the FR, SZ and PR bits.
+@end deftypefn
+
 @node SPARC VIS Built-in Functions
 @subsection SPARC VIS Built-in Functions