benchmark.sh

#!/usr/bin/env bash
#
# Runs aobench benchmarks

set -ex

export WIDTH=800
export HEIGHT=600

if [[ ${NORUN} != 1 ]]; then
    hash hyperfine 2>/dev/null || { echo >&2 "hyperfine is not in PATH."; exit 1; }
fi

ALGS=("scalar" "scalar_par" "vector" "vector_par" "tiled" "tiled_par")
if echo "$FEATURES" | grep -q "ispc"; then
    hash ispc 2>/dev/null || { echo >&2 "ispc is not in PATH."; exit 1; }
    ALGS+=("ispc" "ispc_tasks")
fi

echo "Benchmark 256-bit wide vectors"
RUSTFLAGS="-C target-cpu=native ${RUSTFLAGS}" \
         cargo build --release --no-default-features \
         --features="${FEATURES},256bit"

if [[ "${VERIFY}" == "1" ]]; then
    RUSTFLAGS="-C target-cpu=native ${RUSTFLAGS}" \
    cargo test --release --no-default-features \
          --features="${FEATURES},256bit"
fi

if [[ "${NORUN}" == "1" ]]; then
    exit 0
fi

for alg in "${ALGS[@]}"
do
    hyperfine "../target/release/aobench ${WIDTH} ${HEIGHT} --algo ${alg}"
done

echo "Benchmark 128-bit wide vectors"
RUSTFLAGS="-C target-cpu=native ${RUSTFLAGS}" \
         cargo build --release --no-default-features \
         --features="${FEATURES}"
for alg in "${ALGS[@]}"
do
    hyperfine "../target/release/aobench ${WIDTH} ${HEIGHT} --algo ${alg}"
done