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nnethercotennethercote
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Add more profiler testing.
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‎.github/workflows/ci.yml

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@@ -97,6 +97,7 @@ jobs:
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- name: Install profilers
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run: |
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sudo apt install -y valgrind
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cargo install cargo-llvm-lines
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- name: Configure environment

‎ci/check-profiling.sh

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@@ -13,33 +13,171 @@ trap 'kill $PING_LOOP_PID' ERR 1 2 3 6
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RUST_BACKTRACE=1 RUST_LOG=raw_cargo_messages=trace,collector=debug,rust_sysroot=debug \
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bindir=`cargo run -p collector --bin collector install_next`
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# Profile with eprintln.
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#----------------------------------------------------------------------------
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# Test the profilers
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#----------------------------------------------------------------------------
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# time-passes.
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RUST_BACKTRACE=1 RUST_LOG=raw_cargo_messages=trace,collector=debug,rust_sysroot=debug \
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cargo run -p collector --bin collector -- \
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profile_local eprintln $bindir/rustc Test \
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profile_local time-passes $bindir/rustc Test \
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--builds Check \
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--cargo $bindir/cargo \
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--include helloworld \
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--runs Full
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test -f results/Ztp-Test-helloworld-Check-Full
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grep -q "time:.*total" results/Ztp-Test-helloworld-Check-Full
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# perf-record: TODO
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# oprofile: TODO
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# Cachegrind.
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RUST_BACKTRACE=1 RUST_LOG=raw_cargo_messages=trace,collector=debug,rust_sysroot=debug \
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cargo run -p collector --bin collector -- \
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profile_local cachegrind $bindir/rustc Test \
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--builds Check \
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--cargo $bindir/cargo \
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--include helloworld \
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--runs Full
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test -f results/cgout-Test-helloworld-Check-Full
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grep -q "events: Ir" results/cgout-Test-helloworld-Check-Full
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test -f results/cgann-Test-helloworld-Check-Full
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# The Valgrind available on on GitHub is 3.13, which doesn't support the
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# `--show-percs=yes` option that we use. So the `cgann` file ends up empty,
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# because `cg_annotate` errors out and produces no stdout, but `collector` does
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# not check its exit code for failure and so does not fail itself.
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#grep -q "PROGRAM TOTALS" results/cgann-Test-helloworld-Check-Full
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# Callgrind.
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RUST_BACKTRACE=1 RUST_LOG=raw_cargo_messages=trace,collector=debug,rust_sysroot=debug \
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cargo run -p collector --bin collector -- \
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profile_local callgrind $bindir/rustc Test \
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--builds Check \
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--cargo $bindir/cargo \
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--include helloworld \
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--runs Full
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test -f results/clgout-Test-helloworld-Check-Full
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grep -q "creator: callgrind" results/clgout-Test-helloworld-Check-Full
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test -f results/clgann-Test-helloworld-Check-Full
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# See the explanation on the `cgann` file for Cachegrind; it holds here too.
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#grep -q "Profile data file" results/clgann-Test-helloworld-Check-Full
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# DHAT: needs Valgrind 3.15, but only Valgrind 3.13 is available on GitHub.
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# Massif.
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RUST_BACKTRACE=1 RUST_LOG=raw_cargo_messages=trace,collector=debug,rust_sysroot=debug \
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cargo run -p collector --bin collector -- \
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profile_local massif $bindir/rustc Test \
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--builds Check \
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--cargo $bindir/cargo \
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--include helloworld \
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--runs Full
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test -f results/msout-Test-helloworld-Check-Full
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grep -q "snapshot=0" results/msout-Test-helloworld-Check-Full
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# Check that Check/Debug/Opt files are present, and that Doc files aren't
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# present, becuase they're not done by default.
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# eprintln.
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RUST_BACKTRACE=1 RUST_LOG=raw_cargo_messages=trace,collector=debug,rust_sysroot=debug \
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cargo run -p collector --bin collector -- \
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profile_local eprintln $bindir/rustc Test \
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--builds Check \
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--cargo $bindir/cargo \
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--include helloworld \
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--runs Full
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test -f results/eprintln-Test-helloworld-Check-Full
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test -f results/eprintln-Test-helloworld-Debug-Full
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test -f results/eprintln-Test-helloworld-Opt-Full
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test ! -e results/eprintln-Test-helloworld-Doc-Full
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grep -q "Checking helloworld" results/eprintln-Test-helloworld-Check-Full
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# Profile with llvm-lines.
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# llvm-lines. `Debug` not `Check` because it doesn't support `Check` builds.
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RUST_BACKTRACE=1 RUST_LOG=raw_cargo_messages=trace,collector=debug,rust_sysroot=debug \
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cargo run -p collector --bin collector -- \
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profile_local llvm-lines $bindir/rustc Test \
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--builds Debug \
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--cargo $bindir/cargo \
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--include futures \
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--include helloworld \
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--runs Full
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test -f results/ll-Test-helloworld-Debug-Full
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grep -q "Lines.*Copies.*Function name" results/ll-Test-helloworld-Debug-Full
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#----------------------------------------------------------------------------
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# Test option handling
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#----------------------------------------------------------------------------
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# With `--builds` unspecified, `Check`/`Debug`/`Opt` files must be present, and
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# `Doc` files must not be present.
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RUST_BACKTRACE=1 RUST_LOG=raw_cargo_messages=trace,collector=debug,rust_sysroot=debug \
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cargo run -p collector --bin collector -- \
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profile_local eprintln $bindir/rustc Builds1 \
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--cargo $bindir/cargo \
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--include helloworld
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test -f results/eprintln-Builds1-helloworld-Check-Full
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test -f results/eprintln-Builds1-helloworld-Check-IncrFull
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test -f results/eprintln-Builds1-helloworld-Check-IncrPatched0
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test -f results/eprintln-Builds1-helloworld-Check-IncrUnchanged
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test -f results/eprintln-Builds1-helloworld-Debug-Full
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test -f results/eprintln-Builds1-helloworld-Debug-IncrFull
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test -f results/eprintln-Builds1-helloworld-Debug-IncrPatched0
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test -f results/eprintln-Builds1-helloworld-Debug-IncrUnchanged
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test -f results/eprintln-Builds1-helloworld-Opt-Full
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test -f results/eprintln-Builds1-helloworld-Opt-IncrFull
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test -f results/eprintln-Builds1-helloworld-Opt-IncrPatched0
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test -f results/eprintln-Builds1-helloworld-Opt-IncrUnchanged
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test ! -e results/eprintln-Builds1-helloworld-Doc-Full
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test ! -e results/eprintln-Builds1-helloworld-Doc-IncrFull
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test ! -e results/eprintln-Builds1-helloworld-Doc-IncrPatched0
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test ! -e results/eprintln-Builds1-helloworld-Doc-IncrUnchanged
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# With `--builds Doc` specified, `Check`/`Debug`/`Opt` files must not be
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# present, and `Doc` files must be present (but not for incremental runs).
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RUST_BACKTRACE=1 RUST_LOG=raw_cargo_messages=trace,collector=debug,rust_sysroot=debug \
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cargo run -p collector --bin collector -- \
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profile_local eprintln $bindir/rustc Builds2 \
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--builds Doc \
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--cargo $bindir/cargo \
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--include helloworld
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test ! -e results/eprintln-Builds2-helloworld-Check-Full
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test ! -e results/eprintln-Builds2-helloworld-Check-IncrFull
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test ! -e results/eprintln-Builds2-helloworld-Check-IncrUnchanged
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test ! -e results/eprintln-Builds2-helloworld-Check-IncrPatched0
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test ! -e results/eprintln-Builds2-helloworld-Debug-Full
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test ! -e results/eprintln-Builds2-helloworld-Debug-IncrFull
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test ! -e results/eprintln-Builds2-helloworld-Debug-IncrUnchanged
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test ! -e results/eprintln-Builds2-helloworld-Debug-IncrPatched0
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test ! -e results/eprintln-Builds2-helloworld-Opt-Full
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test ! -e results/eprintln-Builds2-helloworld-Opt-IncrFull
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test ! -e results/eprintln-Builds2-helloworld-Opt-IncrUnchanged
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test ! -e results/eprintln-Builds2-helloworld-Opt-IncrPatched0
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test -f results/eprintln-Builds2-helloworld-Doc-Full
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test ! -f results/eprintln-Builds2-helloworld-Doc-IncrFull
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test ! -f results/eprintln-Builds2-helloworld-Doc-IncrPatched0
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test ! -f results/eprintln-Builds2-helloworld-Doc-IncrUnchanged
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# With `--runs IncrUnchanged` specified, `IncrFull` and `IncrUnchanged` files
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# must be present.
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RUST_BACKTRACE=1 RUST_LOG=raw_cargo_messages=trace,collector=debug,rust_sysroot=debug \
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cargo run -p collector --bin collector -- \
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profile_local eprintln $bindir/rustc Runs1 \
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--builds Check \
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--cargo $bindir/cargo \
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--include helloworld \
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--runs IncrUnchanged
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test ! -e results/eprintln-Runs1-helloworld-Check-Full
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test -f results/eprintln-Runs1-helloworld-Check-IncrFull
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test -f results/eprintln-Runs1-helloworld-Check-IncrUnchanged
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test ! -e results/eprintln-Runs1-helloworld-Check-IncrPatched0
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# Check the output is present and looks something like it should.
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test -f results/ll-Test-futures-Debug-Full
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grep -q "Lines.*Copies.*Function name" results/ll-Test-futures-Debug-Full
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# With `--runs IncrPatched` specified, `IncrFull` and `IncrPatched0` files must
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# be present.
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RUST_BACKTRACE=1 RUST_LOG=raw_cargo_messages=trace,collector=debug,rust_sysroot=debug \
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cargo run -p collector --bin collector -- \
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profile_local eprintln $bindir/rustc Runs2 \
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--builds Check \
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--cargo $bindir/cargo \
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--include helloworld \
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--runs IncrPatched
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test ! -e results/eprintln-Runs2-helloworld-Check-Full
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test -f results/eprintln-Runs2-helloworld-Check-IncrFull
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test ! -e results/eprintln-Runs2-helloworld-Check-IncrUnchanged
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test -f results/eprintln-Runs2-helloworld-Check-IncrPatched0
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kill $PING_LOOP_PID
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exit 0

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