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#!/bin/sh
set -e
# Update operands like "1966090 /* regdef:VGPR_32 */" in MIR tests when register
# class numbers change.
if [ $# -eq 0 ] ; then
echo "usage: ${0##*/} /path/to/<Target>GenRegisterInfo.inc test/CodeGen/<Target>/testfile.mir..." >&2
exit 1
fi
reginfo="$1"
shift
files=$(grep -El ' [0-9]+ /\* [a-z-]+:\w+ \*/' "$@")
[ "$files" ] || exit 0
grep -Eho ' [0-9]+ /\* [a-z-]+:\w+ \*/' $files | sed -E 's/.*:(\w+).*/\1/' | sort -u | while read -r class ; do
id=$(grep -E "^ ${class}RegClassID = " "$reginfo" | sed -E 's/.* = ([0-9]+).*/\1/')
if [ "$id" ] ; then
echo "$class..."
sed -Ei -e 's| [0-9]+ (/\* reguse:'"$class"' \*/)| '"$(((id + 1) << 16 | 9))"' \1|g' \
-e 's| [0-9]+ (/\* regdef:'"$class"' \*/)| '"$(((id + 1) << 16 | 10))"' \1|g' \
-e 's| [0-9]+ (/\* regdef-ec:'"$class"' \*/)| '"$(((id + 1) << 16 | 11))"' \1|g' \
$files
fi
done
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