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bf50c64e86
"scripts" is a more descriptive name than "tools", which sounds too similar to "programs".
24 lines
617 B
Bash
Executable File
24 lines
617 B
Bash
Executable File
#!/bin/bash
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# Try gcc profile-guided optimizations
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set -eu
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MAKE="make -j$(grep -c processor /proc/cpuinfo)"
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DATAFILE="$HOME/data/silesia"
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$MAKE benchmark > /dev/null
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echo "====================="
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echo "Original performance:"
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echo "---------------------"
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./benchmark "$@" "$DATAFILE"
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$MAKE CFLAGS=-fprofile-generate LDFLAGS=-fprofile-generate benchmark > /dev/null
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./benchmark "$@" "$DATAFILE" > /dev/null
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$MAKE CFLAGS=-fprofile-use benchmark > /dev/null
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rm -f {lib,programs}/*.gcda
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echo "=========================="
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echo "PGO-optimized performance:"
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echo "--------------------------"
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./benchmark "$@" "$DATAFILE"
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