Merge pull request #3699 from martin-frbg/issue3692

Add c_check recognition of Fujitsu fcc for Fugaku A64FX

Author: martin-frbg

Makefile.arm64

@@ -3,6 +3,9 @@ ifneq ($(C_COMPILER), PGI)
 ifeq ($(C_COMPILER), CLANG)
 ISCLANG=1
 endif
+ifeq ($(C_COMPILER), FUJITSU)
+ISCLANG=1
+endif
 ifneq (1, $(filter 1,$(GCCVERSIONGT4) $(ISCLANG)))
 CCOMMON_OPT += -march=armv8-a
 ifneq ($(F_COMPILER), NAG)

c_check

@@ -51,6 +51,7 @@ case "$data" in
     *COMPILER_SUN*) compiler=SUN ;;
     *COMPILER_IBM*) compiler=IBM ;;
     *COMPILER_DEC*) compiler=DEC ;;
+    *COMPILER_FUJITSU*) compiler=FUJITSU ;;
 esac
 if [ -z "$compiler" ]; then
     compiler=GCC
@@ -143,6 +144,7 @@ case "$compiler" in
     INTEL) openmp='-openmp' ;;
     PATHSCALE|OPEN64) openmp='-mp' ;;
     CLANG|GCC|LSB) openmp='-fopenmp' ;;
+    FUJITSU) openmp='-Kopenmp' ;;
 esac
 
 if [ "$defined" -eq 0 ]; then

c_check.pl

@@ -65,6 +65,7 @@
 $compiler = SUN       if ($data =~ /COMPILER_SUN/);
 $compiler = IBM       if ($data =~ /COMPILER_IBM/);
 $compiler = DEC       if ($data =~ /COMPILER_DEC/);
+$compiler = FUJITSU   if ($data =~ /COMPILER_FUJITSU/);
 $compiler = GCC       if ($compiler eq "");
 
 $os = Linux           if ($data =~ /OS_LINUX/);
@@ -189,6 +190,10 @@
     $openmp = "-fopenmp";
 }
 
+if ($compiler eq "FUJITSU") {
+    $openmp = "-Kopenmp";
+}
+
 if ($defined == 0) {
     $compiler_name .= " -m32" if ($binary eq "32");
     $compiler_name .= " -m64" if ($binary eq "64");

ctest.c

@@ -44,6 +44,10 @@ COMPILER_DEC
 COMPILER_GNU
 #endif
 
+#if defined(__fcc_version__) || defined(__FCC_version__)
+COMPILER_FUJITSU
+#endif
+
 #if defined(__ANDROID__)
 OS_ANDROID
 #endif