Adding a new processor configuration: ARM v8 . Martin Beaudoin.

ThirdParty/rpmBuild/SPECS/mesquite-2.1.2.spec

@@ -80,6 +80,7 @@ Source: 		%url/%{name}-%{version}.tar.gz
 Prefix: 		%{_prefix}
 Group: 			Development/Tools
 Patch0:                 mesquite-2.1.2_patch0
+Patch1:                 mesquite-2.1.2_patch1
 
 %define _installPrefix  %{_prefix}/packages/%{name}-%{version}/platforms/%{_WM_OPTIONS}
 
@@ -90,6 +91,7 @@ Patch0:                 mesquite-2.1.2_patch0
 %setup -q
 
 %patch0 -p1
+%patch1 -p1
 
 %build
     # export WM settings in a form that GNU configure recognizes

etc/bashrc

@@ -316,6 +316,19 @@ Linux)
         export WM_LDFLAGS='-mfloat-abi=hard'
         ;;
 
+    aarch64)
+        # https://gcc.gnu.org/onlinedocs/gcc/AArch64-Options.html
+        # This command will provide more details for your specific processor
+        # gcc -c -Q -march=native -mtune=native --help=target
+        WM_ARCH=linuxARM8
+        export WM_COMPILER_LIB_ARCH=64
+        export WM_CC='gcc'
+        export WM_CXX='g++'
+        export WM_CFLAGS='-fPIC -march=native -mtune=native'
+        export WM_CXXFLAGS='-fPIC -march=native -mtune=native'
+        export WM_LDFLAGS=''
+        ;;
+
     *)
         echo Unknown processor type `uname -m` for Linux
         ;;

etc/prefs.sh-EXAMPLE

@@ -160,8 +160,10 @@ export FOAM_VERBOSE=1
 # System installed bison
 #export BISON_SYSTEM=1
 
-# System installed flex
+# System installed flex. FLEX_DIR should point to the directory where
+# $FLEX_DIR/bin/flex is located
 #export FLEX_SYSTEM=1
+#export FLEX_DIR=/usr
 
 # System installed m4
 #export M4_SYSTEM=1

wmake/rules/linuxARM8Gcc/c

@@ -0,0 +1,16 @@
+.SUFFIXES: .c .h
+
+cWARN        = -Wall
+
+cc          = gcc
+
+include $(RULES)/c$(WM_COMPILE_OPTION)
+
+cFLAGS      = $(GFLAGS) $(cWARN) $(cOPT) $(cDBUG) $(LIB_HEADER_DIRS) -fPIC
+
+ctoo        = $(WM_SCHEDULER) $(cc) $(cFLAGS) -c $$SOURCE -o $@
+
+LINK_LIBS   = $(cDBUG)
+
+LINKLIBSO   = $(cc) -shared
+LINKEXE     = $(cc) -Xlinker --add-needed -Xlinker -z -Xlinker nodefs

wmake/rules/linuxARM8Gcc/c++

@@ -0,0 +1,21 @@
+.SUFFIXES: .C .cxx .cc .cpp
+
+c++WARN     = -Wall -Wextra -Wno-unused-parameter -Wold-style-cast
+
+CC          = g++
+
+include $(RULES)/c++$(WM_COMPILE_OPTION)
+
+ptFLAGS     = -DNoRepository -ftemplate-depth=100
+
+c++FLAGS    = $(GFLAGS) $(c++WARN) $(c++OPT) $(c++DBUG) $(ptFLAGS) $(LIB_HEADER_DIRS) -fPIC
+
+Ctoo        = $(WM_SCHEDULER) $(CC) $(c++FLAGS) -c $$SOURCE -o $@
+cxxtoo      = $(Ctoo)
+cctoo       = $(Ctoo)
+cpptoo      = $(Ctoo)
+
+LINK_LIBS   = $(c++DBUG)
+
+LINKLIBSO   = $(CC) $(c++FLAGS) -shared -Xlinker --add-needed -Xlinker --no-as-needed
+LINKEXE     = $(CC) $(c++FLAGS) -Xlinker --add-needed -Xlinker --no-as-needed

wmake/rules/linuxARM8Gcc/c++Debug

@@ -0,0 +1,2 @@
+c++DBUG    = -ggdb3 -DFULLDEBUG
+c++OPT      = -O0 -fdefault-inline

wmake/rules/linuxARM8Gcc/c++Opt

@@ -0,0 +1,2 @@
+c++DBUG     =
+c++OPT      = -O3 -floop-optimize -falign-loops -falign-labels -falign-functions -falign-jumps -fprefetch-loop-arrays -march=native -mtune=native

wmake/rules/linuxARM8Gcc/c++Prof

@@ -0,0 +1,2 @@
+c++DBUG    = -pg
+c++OPT     = -O2

wmake/rules/linuxARM8Gcc/cDebug

@@ -0,0 +1,2 @@
+cDBUG       = -ggdb -DFULLDEBUG
+cOPT        = -O1 -fdefault-inline -finline-functions

wmake/rules/linuxARM8Gcc/cOpt

@@ -0,0 +1,2 @@
+cDBUG       =
+cOPT        = -O3 -floop-optimize -falign-loops -falign-labels -falign-functions -falign-jumps -fprefetch-loop-arrays -march=native -mtune=native

wmake/rules/linuxARM8Gcc/cProf

@@ -0,0 +1,2 @@
+cDBUG       = -pg
+cOPT        = -O2

wmake/rules/linuxARM8Gcc/general

@@ -0,0 +1,9 @@
+CPP        = cpp -traditional-cpp $(GFLAGS)
+LD         = ld
+
+PROJECT_LIBS = -l$(WM_PROJECT) -ldl
+
+include $(GENERAL_RULES)/standard
+
+include $(RULES)/c
+include $(RULES)/c++

wmake/rules/linuxARM8Gcc/mplibOPENMPI

@@ -0,0 +1,3 @@
+PFLAGS     = -DOMPI_SKIP_MPICXX
+PINC       = -I$(MPI_ARCH_PATH)/include
+PLIBS      = -L$(MPI_ARCH_PATH)/lib -lmpi

wmake/rules/linuxARM8Gcc/mplibSYSTEMOPENMPI

@@ -0,0 +1,3 @@
+PFLAGS     = -DOMPI_SKIP_MPICXX
+PINC       = $(OPENMPI_COMPILE_FLAGS)
+PLIBS      = -L$(MPI_ARCH_PATH)/lib/openmpi -lmpi