mm/tools/calc_bss.sh
Derek Hensley f90e3ee739
Color_RGBAu32 (#253)
* Renamed deprecated RGB5A1 to RGBA16

* Cleanup shopkeeper structs with Color_RGBAu32 and Vec3f

* Rename functions with RGB5A1 in them

* BSS fix
2021-08-15 10:56:20 -04:00

43 lines
1.0 KiB
Bash

#!/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 [[ $# = 0 ]]; then
echo "Usage: ./tools/calc_bss.sh file1.h file2.h ..." >&2
exit 1
fi
if [ -z "$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
$(pwd)/tools/ido_recomp/linux/7.1/cc -G 0 -non_shared \
-Xfullwarn -Xcpluscomm -O2 -g3 -Xcpluscomm -mips2 \
-I $(pwd)/include/ -I $(pwd)/src/ -I $(pwd)/assets/ -I $(pwd)/build/ \
-Wab,-r4300_mul -woff 624,649,838,712 -c $TEMPC -o $TEMPO
LINE=$(${CROSS}objdump -t $TEMPO | grep measurement | cut -d' ' -f1)
NUM=$((0x$LINE - 1))
echo "bss index: $NUM"