From 7466741bf0a66edbe7f6ce327e9b4076e694ec0a Mon Sep 17 00:00:00 2001 From: bjorn3 Date: Fri, 16 Nov 2018 18:39:31 +0100 Subject: [PATCH] Benchmark compilations speed cc #133 --- build.sh | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/build.sh b/build.sh index f7b1f9b846d..afe32828e4b 100755 --- a/build.sh +++ b/build.sh @@ -63,12 +63,15 @@ rm -r target || true time RUSTFLAGS="-Zmir-opt-level=3 $RUSTFLAGS" xargo build popd -$RUSTC --sysroot ~/.xargo/HOST example/mod_bench.rs --crate-type bin -Zmir-opt-level=3 -Og --crate-name mod_bench_inline +COMPILE_MOD_BENCH_INLINE="$RUSTC --sysroot ~/.xargo/HOST example/mod_bench.rs --crate-type bin -Zmir-opt-level=3 -Og --crate-name mod_bench_inline" +COMPILE_MOD_BENCH_LLVM_0="rustc example/mod_bench.rs --crate-type bin -Copt-level=0 -o target/out/mod_bench_llvm_0 -Cpanic=abort" +COMPILE_MOD_BENCH_LLVM_1="rustc example/mod_bench.rs --crate-type bin -Copt-level=1 -o target/out/mod_bench_llvm_1 -Cpanic=abort" +COMPILE_MOD_BENCH_LLVM_2="rustc example/mod_bench.rs --crate-type bin -Copt-level=2 -o target/out/mod_bench_llvm_2 -Cpanic=abort" +COMPILE_MOD_BENCH_LLVM_3="rustc example/mod_bench.rs --crate-type bin -Copt-level=3 -o target/out/mod_bench_llvm_3 -Cpanic=abort" + +# Use 100 runs, because a single compilations doesn't take more than ~150ms, so it isn't very slow +hyperfine --runs 100 "$COMPILE_MOD_BENCH_INLINE" "$COMPILE_MOD_BENCH_LLVM_0" "$COMPILE_MOD_BENCH_LLVM_1" "$COMPILE_MOD_BENCH_LLVM_2" "$COMPILE_MOD_BENCH_LLVM_3" -rustc example/mod_bench.rs --crate-type bin -Copt-level=0 -o target/out/mod_bench_llvm_0 -Cpanic=abort -rustc example/mod_bench.rs --crate-type bin -Copt-level=1 -o target/out/mod_bench_llvm_1 -Cpanic=abort -rustc example/mod_bench.rs --crate-type bin -Copt-level=2 -o target/out/mod_bench_llvm_2 -Cpanic=abort -rustc example/mod_bench.rs --crate-type bin -Copt-level=3 -o target/out/mod_bench_llvm_3 -Cpanic=abort echo echo "[Bench] mod_bench" hyperfine ./target/out/mod_bench{,_inline} ./target/out/mod_bench_llvm_*