1 files changed, 291 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_gcc/test.sh b/compiler/rustc_codegen_gcc/test.sh
new file mode 100755
index 000000000..8b390f95a
--- /dev/null
+++ b/compiler/rustc_codegen_gcc/test.sh
@@ -0,0 +1,291 @@
+#!/usr/bin/env bash
+
+# TODO(antoyo): rewrite to cargo-make (or just) or something like that to only rebuild the sysroot when needed?
+
+set -e
+
+if [ -f ./gcc_path ]; then
+    export GCC_PATH=$(cat gcc_path)
+else
+    echo 'Please put the path to your custom build of libgccjit in the file `gcc_path`, see Readme.md for details'
+    exit 1
+fi
+
+export LD_LIBRARY_PATH="$GCC_PATH"
+export LIBRARY_PATH="$GCC_PATH"
+
+flags=
+gcc_master_branch=1
+channel="debug"
+func=all
+build_only=0
+
+while [[ $# -gt 0 ]]; do
+    case $1 in
+        --release)
+            codegen_channel=release
+            shift
+            ;;
+        --release-sysroot)
+            sysroot_channel=release
+            shift
+            ;;
+        --no-default-features)
+            gcc_master_branch=0
+            flags="$flags --no-default-features"
+            shift
+            ;;
+        --features)
+            shift
+            flags="$flags --features $1"
+            shift
+            ;;
+        --release)
+            channel="release"
+            shift
+            ;;
+        "--test-rustc")
+            func=test_rustc
+            shift
+            ;;
+
+        "--test-libcore")
+            func=test_libcore
+            shift
+            ;;
+
+        "--clean-ui-tests")
+            func=clean_ui_tests
+            shift
+            ;;
+
+        "--std-tests")
+            func=std_tests
+            shift
+            ;;
+
+        "--extended-tests")
+            func=extended_sysroot_tests
+            shift
+            ;;
+
+        "--build-sysroot")
+            func=build_sysroot
+            shift
+            ;;
+        "--build")
+            build_only=1
+            shift
+            ;;
+        *)
+            echo "Unknown option $1"
+            exit 1
+            ;;
+    esac
+done
+
+if [[ $channel == "release" ]]; then
+    export CHANNEL='release'
+    CARGO_INCREMENTAL=1 cargo rustc --release $flags
+    shift
+else
+    echo $LD_LIBRARY_PATH
+    export CHANNEL='debug'
+    cargo rustc $flags
+fi
+
+if (( $build_only == 1 )); then
+    exit
+fi
+
+source config.sh
+
+function clean() {
+    rm -r target/out || true
+    mkdir -p target/out/gccjit
+}
+
+function mini_tests() {
+    echo "[BUILD] mini_core"
+    $RUSTC example/mini_core.rs --crate-name mini_core --crate-type lib,dylib --target $TARGET_TRIPLE
+
+    echo "[BUILD] example"
+    $RUSTC example/example.rs --crate-type lib --target $TARGET_TRIPLE
+
+    echo "[AOT] mini_core_hello_world"
+    $RUSTC example/mini_core_hello_world.rs --crate-name mini_core_hello_world --crate-type bin -g --target $TARGET_TRIPLE
+    $RUN_WRAPPER ./target/out/mini_core_hello_world abc bcd
+}
+
+function build_sysroot() {
+    echo "[BUILD] sysroot"
+    time ./build_sysroot/build_sysroot.sh
+}
+
+function std_tests() {
+    echo "[AOT] arbitrary_self_types_pointers_and_wrappers"
+    $RUSTC example/arbitrary_self_types_pointers_and_wrappers.rs --crate-name arbitrary_self_types_pointers_and_wrappers --crate-type bin --target $TARGET_TRIPLE
+    $RUN_WRAPPER ./target/out/arbitrary_self_types_pointers_and_wrappers
+
+    echo "[AOT] alloc_system"
+    $RUSTC example/alloc_system.rs --crate-type lib --target "$TARGET_TRIPLE"
+
+    echo "[AOT] alloc_example"
+    $RUSTC example/alloc_example.rs --crate-type bin --target $TARGET_TRIPLE
+    $RUN_WRAPPER ./target/out/alloc_example
+
+    echo "[AOT] dst_field_align"
+    # FIXME(antoyo): Re-add -Zmir-opt-level=2 once rust-lang/rust#67529 is fixed.
+    $RUSTC example/dst-field-align.rs --crate-name dst_field_align --crate-type bin --target $TARGET_TRIPLE
+    $RUN_WRAPPER ./target/out/dst_field_align || (echo $?; false)
+
+    echo "[AOT] std_example"
+    std_flags="--cfg feature=\"master\""
+    if (( $gcc_master_branch == 0 )); then
+        std_flags=""
+    fi
+    $RUSTC example/std_example.rs --crate-type bin --target $TARGET_TRIPLE $std_flags
+    $RUN_WRAPPER ./target/out/std_example --target $TARGET_TRIPLE
+
+    echo "[AOT] subslice-patterns-const-eval"
+    $RUSTC example/subslice-patterns-const-eval.rs --crate-type bin -Cpanic=abort --target $TARGET_TRIPLE
+    $RUN_WRAPPER ./target/out/subslice-patterns-const-eval
+
+    echo "[AOT] track-caller-attribute"
+    $RUSTC example/track-caller-attribute.rs --crate-type bin -Cpanic=abort --target $TARGET_TRIPLE
+    $RUN_WRAPPER ./target/out/track-caller-attribute
+
+    echo "[BUILD] mod_bench"
+    $RUSTC example/mod_bench.rs --crate-type bin --target $TARGET_TRIPLE
+}
+
+# FIXME(antoyo): linker gives multiple definitions error on Linux
+#echo "[BUILD] sysroot in release mode"
+#./build_sysroot/build_sysroot.sh --release
+
+function test_libcore() {
+    pushd build_sysroot/sysroot_src/library/core/tests
+    echo "[TEST] libcore"
+    rm -r ./target || true
+    ../../../../../cargo.sh test
+    popd
+}
+
+#echo
+#echo "[BENCH COMPILE] mod_bench"
+
+#COMPILE_MOD_BENCH_INLINE="$RUSTC example/mod_bench.rs --crate-type bin -Zmir-opt-level=3 -O --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 ${COMPILE_RUNS:-100} "$COMPILE_MOD_BENCH_INLINE" "$COMPILE_MOD_BENCH_LLVM_0" "$COMPILE_MOD_BENCH_LLVM_1" "$COMPILE_MOD_BENCH_LLVM_2" "$COMPILE_MOD_BENCH_LLVM_3"
+
+#echo
+#echo "[BENCH RUN] mod_bench"
+#hyperfine --runs ${RUN_RUNS:-10} ./target/out/mod_bench{,_inline} ./target/out/mod_bench_llvm_*
+
+function extended_sysroot_tests() {
+    if (( $gcc_master_branch == 0 )); then
+        return
+    fi
+
+    pushd rand
+    cargo clean
+    echo "[TEST] rust-random/rand"
+    ../cargo.sh test --workspace
+    popd
+
+    #pushd simple-raytracer
+    #echo "[BENCH COMPILE] ebobby/simple-raytracer"
+    #hyperfine --runs "${RUN_RUNS:-10}" --warmup 1 --prepare "cargo clean" \
+    #"RUSTC=rustc RUSTFLAGS='' cargo build" \
+    #"../cargo.sh build"
+
+    #echo "[BENCH RUN] ebobby/simple-raytracer"
+    #cp ./target/debug/main ./raytracer_cg_gcc
+    #hyperfine --runs "${RUN_RUNS:-10}" ./raytracer_cg_llvm ./raytracer_cg_gcc
+    #popd
+
+    pushd regex
+    echo "[TEST] rust-lang/regex example shootout-regex-dna"
+    cargo clean
+    export CG_RUSTFLAGS="--cap-lints warn" # newer aho_corasick versions throw a deprecation warning
+    # Make sure `[codegen mono items] start` doesn't poison the diff
+    ../cargo.sh build --example shootout-regex-dna
+    cat examples/regexdna-input.txt \
+        | ../cargo.sh run --example shootout-regex-dna \
+        | grep -v "Spawned thread" > res.txt
+    diff -u res.txt examples/regexdna-output.txt
+
+    echo "[TEST] rust-lang/regex tests"
+    ../cargo.sh test --tests -- --exclude-should-panic --test-threads 1 -Zunstable-options -q
+    popd
+}
+
+function test_rustc() {
+    echo
+    echo "[TEST] rust-lang/rust"
+
+    rust_toolchain=$(cat rust-toolchain | grep channel | sed 's/channel = "\(.*\)"/\1/')
+
+    git clone https://github.com/rust-lang/rust.git || true
+    cd rust
+    git fetch
+    git checkout $(rustc -V | cut -d' ' -f3 | tr -d '(')
+    export RUSTFLAGS=
+
+    git apply ../rustc_patches/compile_test.patch || true
+
+    rm config.toml || true
+
+    cat > config.toml <<EOF
+[rust]
+codegen-backends = []
+deny-warnings = false
+
+[build]
+cargo = "$(which cargo)"
+local-rebuild = true
+rustc = "$HOME/.rustup/toolchains/$rust_toolchain-$TARGET_TRIPLE/bin/rustc"
+EOF
+
+    rustc -V | cut -d' ' -f3 | tr -d '('
+    git checkout $(rustc -V | cut -d' ' -f3 | tr -d '(') src/test
+
+    for test in $(rg -i --files-with-matches "//(\[\w+\])?~|// error-pattern:|// build-fail|// run-fail|-Cllvm-args" src/test/ui); do
+      rm $test
+    done
+
+    git checkout -- src/test/ui/issues/auxiliary/issue-3136-a.rs # contains //~ERROR, but shouldn't be removed
+
+    rm -r src/test/ui/{abi*,extern/,panic-runtime/,panics/,unsized-locals/,proc-macro/,threads-sendsync/,thinlto/,borrowck/,test*,*lto*.rs} || true
+    for test in $(rg --files-with-matches "catch_unwind|should_panic|thread|lto" src/test/ui); do
+      rm $test
+    done
+    git checkout src/test/ui/type-alias-impl-trait/auxiliary/cross_crate_ice.rs
+    git checkout src/test/ui/type-alias-impl-trait/auxiliary/cross_crate_ice2.rs
+
+    RUSTC_ARGS="-Zpanic-abort-tests -Csymbol-mangling-version=v0 -Zcodegen-backend="$(pwd)"/../target/"$CHANNEL"/librustc_codegen_gcc."$dylib_ext" --sysroot "$(pwd)"/../build_sysroot/sysroot -Cpanic=abort"
+
+    echo "[TEST] rustc test suite"
+    COMPILETEST_FORCE_STAGE0=1 ./x.py test --run always --stage 0 src/test/ui/ --rustc-args "$RUSTC_ARGS"
+}
+
+function clean_ui_tests() {
+    find rust/build/x86_64-unknown-linux-gnu/test/ui/ -name stamp -exec rm -rf {} \;
+}
+
+function all() {
+    clean
+    mini_tests
+    build_sysroot
+    std_tests
+    test_libcore
+    extended_sysroot_tests
+    test_rustc
+}
+
+$func