[PATCH 3/4] libgcc: build float128 support for powerpc64*-*-freebsd*

IEEE-128 long double needs the KFmode soft-float (and optional POWER9
hardware) support routines in libgcc.  Add the t-float128 and
t-float128-hw fragments for FreeBSD powerpc64*, gated on the same
libgcc_cv_powerpc_float128[_hw] checks the linux configuration uses.

libgcc/ChangeLog:

	* config.host (powerpc64*-*-freebsd*): Add rs6000/t-float128 and
	rs6000/t-float128-hw to tmake_file when supported.

Signed-off-by: Piotr Kubaj <[email protected]>
---
 libgcc/config.host | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libgcc/config.host b/libgcc/config.host
--- a/libgcc/config.host
+++ b/libgcc/config.host
@@ -1234,6 +1234,12 @@
 	powerpc64*)
 	  tmake_file="${tmake_file} rs6000/t-freebsd64"
 	  md_unwind_header=rs6000/freebsd-unwind.h
+	  if test $libgcc_cv_powerpc_float128 = yes; then
+	    tmake_file="${tmake_file} rs6000/t-float128"
+	  fi
+	  if test $libgcc_cv_powerpc_float128_hw = yes; then
+	    tmake_file="${tmake_file} rs6000/t-float128-hw"
+	  fi
 	  ;;
 	esac
 	;;

-- 
2.49.0