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add new Build.sh option -llvm for bytecode compilation and link-time

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intra-module optimisation
This commit is contained in:
tg 2008-11-10 20:25:04 +00:00
parent 2a0e181a70
commit 6c02c37e52
1 changed files with 39 additions and 8 deletions
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47
Build.sh
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@ -1,5 +1,5 @@
#!/bin/sh
srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.368 2008/11/08 17:36:35 tg Exp $'
srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.369 2008/11/10 20:25:04 tg Exp $'
#-
# Environment used: CC CFLAGS CPPFLAGS LDFLAGS LIBS NOWARN NROFF TARGET_OS
# CPPFLAGS recognised: MKSH_SMALL MKSH_ASSUME_UTF8 MKSH_NOPWNAM MKSH_NOVI
@ -214,8 +214,8 @@ if test -d mksh || test -d mksh.exe; then
echo "$me: Error: ./mksh is a directory!" >&2
exit 1
fi
rm -f a.exe* a.out* *core crypt.exp lft mksh mksh.cat1 mksh.exe no *.o \
scn.c signames.inc stdint.h test.sh x
rm -f a.exe* a.out* *core crypt.exp lft mksh mksh.cat1 mksh.exe mksh.s \
no *.o scn.c signames.inc stdint.h test.sh x
curdir=`pwd` srcdir=`dirname "$0"` check_categories=
@ -223,6 +223,7 @@ e=echo
r=0
eq=0
pm=0
llvm=NO
for i
do
@ -230,6 +231,12 @@ do
-j)
pm=1
;;
-llvm)
llvm=-std-compile-opts
;;
-llvm=*)
llvm=`echo "x$i" | sed 's/^x-llvm=//'`
;;
-Q)
eq=1
;;
@ -491,6 +498,13 @@ bcc)
clang)
# does not work with current "ccc" compiler driver
vv '|' "$CC -version"
# this works, for now
vv '|' "${CLANG-clang} -version"
# ensure compiler and linker are in sync unless overridden
case $CCC_CC:$CCC_LD in
:*) ;;
*:) CCC_LD=$CCC_CC; export CCC_LD ;;
esac
;;
dec)
vv '|' "$CC -V"
@ -588,6 +602,7 @@ xlc)
ct=unknown
;;
esac
test x"$llvm" = x"NO" || vv '|' "llc -version"
$e "$bi==> which compiler seems to be used...$ao $ui$ct$ao"
rm -f scn.c scn.o scn a.out* a.exe*
@ -1288,35 +1303,51 @@ cat >>test.sh <<-EOF
exec \$perli '$srcdir/check.pl' -s '$srcdir/check.t' -p '$curdir/mksh' -C \${check_categories#,} \$*$tsts
EOF
chmod 755 test.sh
if test x"$llvm" = x"NO"; then
emitbc=-c
else
emitbc="-emit-llvm -c"
fi
echo set -x >Rebuild.sh
for file in $SRCS; do
objs="$objs `echo x"$file" | sed 's/^x\(.*\)\.c$/\1.o/'`"
test -f $file || file=$srcdir/$file
echo "$CC $CFLAGS $CPPFLAGS -c $file || exit 1" >>Rebuild.sh
echo "$CC $CFLAGS $CPPFLAGS $emitbc $file || exit 1" >>Rebuild.sh
done
if test x"$llvm" = x"NO"; then
lobjs=$objs
else
echo "rm -f mksh.s" >>Rebuild.sh
echo "llvm-link -o - $objs | opt $llvm | llc -o mksh.s" >>Rebuild.sh
lobjs=mksh.s
fi
case $tcfn in
a.exe) echo tcfn=mksh.exe >>Rebuild.sh ;;
*) echo tcfn=mksh >>Rebuild.sh ;;
esac
echo "$CC $CFLAGS $LDFLAGS -o \$tcfn $objs $LIBS $ccpr" >>Rebuild.sh
echo "$CC $CFLAGS $LDFLAGS -o \$tcfn $lobjs $LIBS $ccpr" >>Rebuild.sh
echo 'test -f $tcfn || exit 1; size $tcfn' >>Rebuild.sh
if test 1 = $pm; then
for file in $SRCS; do
test -f $file || file=$srcdir/$file
v "$CC $CFLAGS $CPPFLAGS -c $file" &
v "$CC $CFLAGS $CPPFLAGS $emitbc $file" &
done
wait
else
for file in $SRCS; do
test -f $file || file=$srcdir/$file
v "$CC $CFLAGS $CPPFLAGS -c $file" || exit 1
v "$CC $CFLAGS $CPPFLAGS $emitbc $file" || exit 1
done
fi
if test x"$emitbc" = x"-emit-llvm -c"; then
rm -f mksh.s
v "llvm-link -o - $objs | opt $llvm | llc -o mksh.s"
fi
case $tcfn in
a.exe) tcfn=mksh.exe ;;
*) tcfn=mksh ;;
esac
v "$CC $CFLAGS $LDFLAGS -o $tcfn $objs $LIBS $ccpr"
v "$CC $CFLAGS $LDFLAGS -o $tcfn $lobjs $LIBS $ccpr"
test -f $tcfn || exit 1
test 1 = $r || v "$NROFF -mdoc <'$srcdir/mksh.1' >mksh.cat1" || \
rm -f mksh.cat1