From 0d66d1b25c95259a07aeb4162a7edc9528ec53b7 Mon Sep 17 00:00:00 2001
From: abs <abs@pkgsrc.org>
Date: Wed, 22 Aug 2007 09:18:43 +0000
Subject: add file missing in 1.12 - noted by tron

---
 devel/cpuflags/files/subr_FreeBSD | 80 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 devel/cpuflags/files/subr_FreeBSD

(limited to 'devel/cpuflags')

diff --git a/devel/cpuflags/files/subr_FreeBSD b/devel/cpuflags/files/subr_FreeBSD
new file mode 100644
index 00000000000..4276a120dab
--- /dev/null
+++ b/devel/cpuflags/files/subr_FreeBSD
@@ -0,0 +1,80 @@
+
+AWK=awk
+SED=sed
+
+display_hw_details()
+    {
+    cat <<END
+OS		: '$(uname)'
+hw.model	: '$hw_model'
+hw.machine	: '$hw_machine'
+hw.machine_arch : '$hw_machine_arch'
+cpu details	:
+END
+    $SED -n '/^CPU:/{N;N;N;N;N;N;N;s/\n[^ ].*//g;/\n /p;}' \
+     /var/run/dmesg.boot 2>/dev/null
+    }
+
+extract_hw_details()
+    {
+    hw_model=$(sysctl -n hw.model | $SED 's/(R)//g;s/([tT][mM])//g')
+    hw_machine=$(sysctl -n hw.machine)
+    hw_machine_arch=$(sysctl -n hw.machine_arch)
+
+    # We're almost certainly crosscompiling
+    if [ -n "$MACHINE" -a $hw_machine != "$MACHINE" ]; then
+	echo
+	exit
+    fi
+    }
+
+determine_arch()
+    {
+    ARCH=
+    # When adding $hw_model tests use maximum context (such as trailing space)
+    case $hw_machine_arch in
+    i386) case $hw_model in
+	Pentium\ II*)			ARCH='-march=pentium2'		;;
+	Intel\ Pentium\ III\ *)		ARCH='-march=pentium3'		;;
+	Intel\ Pentium\ 4\ *)		ARCH='-march=pentium4'		;;
+	Intel\ Core2\ *)		ARCH='-march=prescott'		;;
+	AMD\ Athlon\ XP*)		ARCH='-march=athlon-xp'		;;
+	AMD\ Sempron\ Processor\ *)	ARCH='-march=athlon-xp'		;;
+	# last resort:
+	*386-class*)			ARCH='-march=i386'		;;
+	*486-class*)			ARCH='-march=i486'		;;
+	*586-class*)			ARCH='-march=pentium'		;;
+	*686-class*)			ARCH='-march=pentiumpro'	;;
+    esac ;;
+    amd64) case $hw_model in
+	AMD\ Sempron\ Processor\ *)	ARCH='-march=athlon64'		;;
+    esac ;;
+    esac
+
+    echo $ARCH
+    }
+
+determine_features()
+    {
+    FEATURES=
+    dmesg_features=$(echo $($SED -n \
+'s/.* Features[0-9]\{0,1\}=0x[0-9a-f]\{1,\}<\(.*\)>$/\1/p' \
+/var/run/dmesg.boot 2>/dev/null | $SED 's/,/ /g'))
+
+    case $hw_machine_arch in
+	i386 | amd64) case " $dmesg_features " in
+	    *" SSE3 "*)		FEATURES="-mfpmath=sse -msse3"		;;
+	    *" SSE2 "*)		FEATURES="-mfpmath=sse -msse2"		;;
+	    *" SSE "*)		FEATURES="-mfpmath=sse -msse"		;;
+	    *" MMX "*)		FEATURES="-mmmx"			;;
+	esac
+	if [ -z "$FEATURES" ]; then	# FEATURES empty: jail?
+	    # failover: try sse from sysctl db
+	    if [ "$(sysctl -n hw.instruction_sse 2>/dev/null)" = 1 ]; then
+		FEATURES="-mfpmath=sse -msse"
+	    fi
+	fi
+    esac
+
+    echo $FEATURES
+    }
-- 
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