mirror of https://github.com/sm64pc/sm64pc.git
46 lines
1.0 KiB
Bash
Executable File
46 lines
1.0 KiB
Bash
Executable File
#!/bin/bash
|
|
# Given a list of header files, compute the bss index that results from
|
|
# including them. (See prevent_bss_reordering.h for more information.)
|
|
|
|
TEMPC=$(mktemp -t bss.XXXXXXX.c)
|
|
TEMPO=$(mktemp -t bss.XXXXXXX.o)
|
|
trap "rm -f $TEMPC $TEMPO" EXIT
|
|
|
|
set -e
|
|
|
|
if [[ $# = 0 ]]; then
|
|
echo "Usage: ./tools/calc_bss.sh file1.h file2.h ..." >&2
|
|
exit 1
|
|
fi
|
|
|
|
if [ -z "$QEMU_IRIX" ]; then
|
|
echo "env variable QEMU_IRIX should point to the qemu-mips binary" >&2
|
|
exit 1
|
|
fi
|
|
|
|
if [ -z "$CROSS" ]; then
|
|
CROSS=mips-linux-gnu-
|
|
fi
|
|
|
|
# bss indexing starts at 3
|
|
for I in {3..255}; do
|
|
echo "char bss$I;" >> $TEMPC
|
|
done
|
|
for I in {0..2}; do
|
|
echo "char bss$I;" >> $TEMPC
|
|
done
|
|
|
|
while [[ $# -gt 0 ]]; do
|
|
echo "#include \"$1\"" >> $TEMPC
|
|
shift
|
|
done
|
|
|
|
echo "char measurement;" >> $TEMPC
|
|
|
|
$QEMU_IRIX -silent -L $IRIX_ROOT $IRIX_ROOT/usr/bin/cc -c -non_shared -G 0 \
|
|
-g -Xcpluscomm -mips2 -I $(pwd)/include/ $TEMPC -o $TEMPO
|
|
|
|
LINE=$(${CROSS}objdump -t $TEMPO | grep measurement | cut -d' ' -f1)
|
|
NUM=$((0x$LINE - 1))
|
|
echo "bss index: $NUM"
|