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The name of the compiler that CROSS is set to varies from system to system. (gcc-mips-linux-gnu on Debian) This was not handled in s2d_engine and calc_bss.sh
62 lines
1.6 KiB
Bash
Executable File
62 lines
1.6 KiB
Bash
Executable File
#!/bin/bash
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# Given a list of header files, compute the bss index that results from
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# including them. (See prevent_bss_reordering.h for more information.)
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TEMPC=$(mktemp -t bss.XXXXXXX.c)
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TEMPO=$(mktemp -t bss.XXXXXXX.o)
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trap "rm -f $TEMPC $TEMPO" EXIT
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set -e
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if [[ $# = 0 ]]; then
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echo "Usage: ./tools/calc_bss.sh file1.h file2.h ..." >&2
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exit 1
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fi
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if [ -z "$QEMU_IRIX" ]; then
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echo "env variable QEMU_IRIX should point to the qemu-mips binary" >&2
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exit 1
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fi
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# detect prefix for MIPS toolchain unless CROSS is already defined
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if [ -z "$CROSS" ]; then
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if command -v mips64-elf-ld &> /dev/null ; then
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CROSS=mips64-elf-
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elif command -v mips-n64-ld &> /dev/null ; then
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CROSS=mips-n64-
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elif command -v mips64-ld &> /dev/null ; then
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CROSS=mips64-
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elif command -v mips-linux-gnu-ld &> /dev/null ; then
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CROSS=mips-linux-gnu-
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elif command -v mips64-linux-gnu-ld &> /dev/null ; then
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CROSS=mips64-linux-gnu-
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elif command -v mips-ld &> /dev/null ; then
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CROSS=mips-
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else
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echo "Unable to detect a suitable MIPS toolchain installed"
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exit 1
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fi
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fi
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# bss indexing starts at 3
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for I in {3..255}; do
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echo "char bss$I;" >> $TEMPC
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done
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for I in {0..2}; do
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echo "char bss$I;" >> $TEMPC
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done
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while [[ $# -gt 0 ]]; do
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echo "#include \"$1\"" >> $TEMPC
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shift
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done
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echo "char measurement;" >> $TEMPC
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$QEMU_IRIX -silent -L $IRIX_ROOT $IRIX_ROOT/usr/bin/cc -c -non_shared -G 0 \
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-g -Xcpluscomm -mips2 -I $(pwd)/include/ $TEMPC -o $TEMPO
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LINE=$(${CROSS}objdump -t $TEMPO | grep measurement | cut -d' ' -f1)
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NUM=$((0x$LINE - 1))
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echo "bss index: $NUM"
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