[binutils-gdb] Merge config/picflag.m4 from gcc

[Alan Modra]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=6f3674d7e5e570bbbddee88756e64d67469894ac

commit 6f3674d7e5e570bbbddee88756e64d67469894ac
Author: Alan Modra <amodra@gmail.com>
Date:   Wed Jan 4 13:22:55 2023 +1030

    Merge config/picflag.m4 from gcc
    
    and regen libiberty/configure

Diff:
---
 config/picflag.m4   | 3 +++
 libiberty/configure | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/config/picflag.m4 b/config/picflag.m4
index 3bd49af00e5..3f3ac744c96 100644
--- a/config/picflag.m4
+++ b/config/picflag.m4
@@ -44,6 +44,9 @@ case "${$2}" in
 	# sets the default TLS model and affects inlining.
 	$1=-fPIC
 	;;
+    loongarch*-*-*)
+	$1=-fpic
+	;;
     mips-sgi-irix6*)
 	# PIC is the default.
 	;;
diff --git a/libiberty/configure b/libiberty/configure
index 451af4978e7..1ccfac9fb11 100755
--- a/libiberty/configure
+++ b/libiberty/configure
@@ -5349,6 +5349,9 @@ case "${host}" in
 	# sets the default TLS model and affects inlining.
 	PICFLAG=-fPIC
 	;;
+    loongarch*-*-*)
+	PICFLAG=-fpic
+	;;
     mips-sgi-irix6*)
 	# PIC is the default.
 	;;