48 lines
972 B
Bash
Executable File
48 lines
972 B
Bash
Executable File
#! /bin/sh
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# Script to check for duplicate function prologues in op.o
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# Typically this indicates missing FORCE_RET();
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# This script does not detect other errors that may be present.
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# Usage: check_ops.sh [-m machine] [op.o]
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# machine and op.o are guessed if not specified.
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if [ "x$1" = "x-m" ]; then
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machine=$2
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shift 2
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else
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machine=`uname -m`
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fi
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if [ -z "$1" ]; then
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for f in `find . -name op.o`; do
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/bin/sh "$0" -m $machine $f
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done
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exit 0
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fi
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case $machine in
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i?86)
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ret='\tret'
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;;
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x86_64)
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ret='\tretq'
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;;
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arm)
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ret='\tldm.*pc'
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;;
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ppc* | powerpc*)
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ret='\tblr'
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;;
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mips*)
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ret='\tjr.*ra'
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;;
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*)
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echo "Unknown machine `uname -m`"
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;;
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esac
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echo $1
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# op_exit_tb causes false positives on some hosts.
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${CROSS}objdump -dr $1 | \
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sed -e '/>:$\|'"$ret"'/!d' -e 's/.*<\(.*\)>:/~\1:/' -e 's/.*'"$ret"'.*/!/' | \
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sed -e ':1;N;s/\n//;t1' | sed -e 's/~/\n/g' | grep -v '^op_exit_tb' | \
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grep '^op_.*!!'
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