- added test cc ver & options scripts

ccopts.sh

@@ -0,0 +1,127 @@
+#!/bin/sh
+
+#$Id$
+#
+# returns the CFLAGS for the given compiler (maximum optimizations)
+#
+
+
+ARCH=`uname -m |sed -e s/i.86/i386/ -e s/sun4u/sparc64/ `
+
+# gcc 3.x optimize for:
+x86CPU=athlon
+WARN_ARCH="WARNING: Not tested on architecture $ARCH, using default flags"
+
+if [ $# -lt 1 ]
+then 
+	echo "ERROR: you must specify the compiler name" 1>&2
+	exit 1
+fi
+
+if [ "$1" = "-h" ]
+then
+	echo "Usage: "
+	echo "      $0 compiler_name"
+	exit 1
+fi
+
+
+if  CCVER=`./ccver.sh $1` 
+then
+	NAME=`echo "$CCVER"|cut -d" " -f 1`
+	VER=`echo "$CCVER"|cut -d" " -f 2`
+	MAJOR_VER=`echo "$CCVER"|cut -d" " -f 3`
+else
+	echo "ERROR executing ./ccver.sh" 2>&1
+	exit 1
+fi
+
+echo "name=$NAME, ver=$VER, mver=$MAJOR_VER"
+case $NAME
+in
+gcc) 
+		#common stuff
+		CFLAGS="-O9 -funroll-loops -Winline -Wall"
+		case $MAJOR_VER
+		in
+			3)
+				case $ARCH
+				in
+					i386)
+						CFLAGS="$CFLAGS -minline-all-stringops -malign-double"
+						CFLAGS="$CFLAGS -falign-loops -march=$x86CPU"
+						;;
+					sparc64)
+						CFLAGS="$CFLAGS -mcpu=ultrasparc -mtune=ultrasparc"
+						CFLAGS="$CFLAGS -m32"
+						#other interesting options:
+						# -mcpu=v9 or ultrasparc? # -mtune implied by -mcpu
+						#-mno-epilogue #try to inline function exit code
+						#-mflat # omit save/restore
+						#-faster-structs #faster non Sparc ABI structure copy
+						;;
+					armv4l)
+						CFLAGS="$CFLAGS -mcpu=strongarm1100"
+						;;
+						*)
+						echo "$WARN_ARCH" 1>&2
+						;;
+				esac
+				;;
+			2|*)
+				case $ARCH
+				in
+					i386)
+						CFLAGS="$CFLAGS -m486 -malign-loops=4"
+						;;
+					sparc64)
+						CFLAGS="$CFLAGS -mv8 -Wa,-xarch=v8plus"
+						;;
+					armv4l)
+						;;
+						*)
+						echo "$WARN_ARCH" 1>&2
+						;;
+				esac
+				;;
+		esac
+		;;
+
+icc)
+	CFLAGS="-O3 -ipo -ipo_obj -unroll"
+	case $ARCH
+	in
+		i386)
+			CFLAGS="$CFLAGS -tpp6 -xK"
+			#-openmp  #optimize for PIII 
+			# -prefetch doesn't seem to work
+			#( ty to inline acroos files, unroll loops,prefetch,
+			# optimize for PIII, use PIII instructions & vect.,
+			# mutlithread loops)
+		;;
+		*)
+			echo "$WARN_ARCH" 1>&2
+		;;
+	esac
+	;;
+
+suncc)
+	CFLAGS="-xO5 -fast -native -xCC -xc99"
+	case $ARCH
+	in
+		sparc64)
+			CFLAGS="$CFLAGS -xarch=v8plusa"
+			;;
+		*)
+			echo "$WARN_ARCH" 1>&2
+			;;
+	esac
+	;;
+
+*)
+	echo "WARNING: unknown compiler $NAME, trying _very_ generic flags" 1>&2
+	CFLAGS="-O2"
+esac
+
+
+echo "CFLAGS=$CFLAGS"

ccver.sh

@@ -0,0 +1,83 @@
+#!/bin/sh
+
+#$Id$
+#
+# finds CC version and prints it in the following format:
+# compiler_name version major_version
+#
+
+
+
+if [ $# -lt 1 ]
+then 
+	echo "Error: you must specify the compiler name" 1>&2
+	exit 1
+fi
+
+if [ "$1" = "-h" ]
+then
+	echo "Usage: "
+	echo "      $0 compiler_name"
+	exit 1
+fi
+
+
+CC=$1
+
+if  which $CC >/dev/null
+then
+	(test ! -x `which $CC`) && echo "Error: $CC not executable" 1>&2 && exit 1
+else
+	echo "Error: $CC not found or not executable" 1>&2
+	exit 1 
+fi
+
+
+if $CC -v 2>/dev/null 1>/dev/null
+then
+	FULLVER=`$CC -v 2>&1` 
+else
+	FULLVER=`$CC -V 2>&1`
+fi
+
+
+
+if [ -n "$FULLVER" ]
+then
+	# check if gcc
+	if echo "$FULLVER"|grep gcc >/dev/null
+	then
+		NAME=gcc
+		VER=`$CC --version|head -1| \
+				sed -e 's/.*\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\).*/\1/'\
+				    -e 's/.*[^.0-9]\([0-9][0-9]*\.[0-9][0-9]*\).*/\1/'`
+	elif echo "$FULLVER"|grep Sun >/dev/null
+	then
+		NAME=suncc
+		VER=`echo "$FULLVER"|head -1| \
+				sed -e 's/.*\([0-9][0-9]*\.[0-9][0-9]*\).*/\1/'`
+	elif echo "$FULLVER"|grep "Intel(R) C++ Compiler" >/dev/null
+	then
+		NAME=icc
+		VER=`echo "$FULLVER"|head -1| \
+				sed -e 's/.*Version \([0-9]\.[0-9]\.[0-9]*\).*/\1/' ` 
+	fi
+	
+	# find major ver
+	if [  -n "$VER"  -a -z "$MAJOR_VER" ]
+	then
+		MAJOR_VER=`echo "$VER" |cut -d. -f1`
+	fi
+fi	
+
+
+#unknown
+if [ -z "$NAME" ]
+then
+	NAME="unknown"
+	VER="unknown"
+	MAJOR_VER="unkown"
+fi
+
+
+echo "$NAME $VER $MAJOR_VER"