vt100-rust/bin/perf at minimal-patches · gominimal/vt100-rust

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#!/bin/sh

set -eux

rm -f target/release/examples/* perf.* || true

if ! grep -q debug Cargo.toml; then

cat >> Cargo.toml <<EOF

[profile.release]

debug = true

EOF

cargo build --release --example "$1"

time perf record -F99 --call-graph dwarf,16384 target/release/examples/"$1" --ignored > /dev/null

perf script > perf.script

perl ~/coding/src/FlameGraph/stackcollapse-perf.pl perf.script > perf.collapsed

perl ~/coding/src/FlameGraph/flamegraph.pl perf.collapsed > perf.svg

firefox perf.svg