Merge pull request gcc-mirror#10 from fjtrujy/ee-v14.1.0

Using POSIX atomic implementation

libatomic/configure

@@ -1268,6 +1268,13 @@ build=$build_alias
 host=$host_alias
 target=$target_alias
 
+# PS2 SPECIFIC CODE
+# Skipping some Tests for PS2 platform because ps2sdk libraries aren't ready yet.
+skipTests=0
+if [ "$target" == "mips64r5900el-ps2-elf" ]; then
+   skipTests=1
+fi
+
 # FIXME: To remove some day.
 if test "x$host_alias" != x; then
   if test "x$build_alias" = x; then
@@ -3824,7 +3831,7 @@ test "$ac_cv_exeext" = no && ac_cv_exeext=
 else
   ac_file=''
 fi
-if test -z "$ac_file"; then :
+if [test -z "$ac_file"] && [ "$skipTests" -eq "0" ]; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 $as_echo "$as_me: failed program was:" >&5
@@ -3872,7 +3879,7 @@ for ac_file in conftest.exe conftest conftest.*; do
     * ) break;;
   esac
 done
-else
+elif "$skipTests" -eq "0"; then :
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of executables: cannot compile and link
@@ -15025,7 +15032,7 @@ pthread_t t; pthread_create(&t,NULL,g,NULL);
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
 
-else
+elif "$skipTests" -eq "0"; then :
   as_fn_error $? "Pthreads are required to build libatomic" "$LINENO" 5
 fi
 rm -f core conftest.err conftest.$ac_objext \

libatomic/configure.tgt

@@ -148,7 +148,7 @@ case "${target}" in
 	tmake_file="t-aix"
 	;;
 
-  *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu \
+  *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-ps2-elf* \
   | *-*-netbsd* | *-*-freebsd* | *-*-openbsd* | *-*-dragonfly* \
   | *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11* \
   | *-*-darwin* | *-*-aix* | *-*-cygwin*)