mirror of
https://github.com/rust-lang/rust.git
synced 2025-10-31 13:04:42 +00:00
86 lines
2.9 KiB
Bash
86 lines
2.9 KiB
Bash
set -e
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export CARGO_INCREMENTAL=0
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if [ -f ./gcc_path ]; then
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export GCC_PATH=$(cat gcc_path)
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elif (( $use_system_gcc == 1 )); then
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echo 'Using system GCC'
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else
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echo 'Please put the path to your custom build of libgccjit in the file `gcc_path`, see Readme.md for details'
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exit 1
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fi
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if [[ -z "$RUSTC" ]]; then
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export RUSTC="rustc"
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fi
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unamestr=`uname`
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if [[ "$unamestr" == 'Linux' ]]; then
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dylib_ext='so'
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elif [[ "$unamestr" == 'Darwin' ]]; then
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dylib_ext='dylib'
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else
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echo "Unsupported os"
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exit 1
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fi
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HOST_TRIPLE=$($RUSTC -vV | grep host | cut -d: -f2 | tr -d " ")
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# TODO: remove $OVERWRITE_TARGET_TRIPLE when config.sh is removed.
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TARGET_TRIPLE="${OVERWRITE_TARGET_TRIPLE:-$HOST_TRIPLE}"
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linker=''
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RUN_WRAPPER=''
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if [[ "$HOST_TRIPLE" != "$TARGET_TRIPLE" ]]; then
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RUN_WRAPPER=run_in_vm
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if [[ "$TARGET_TRIPLE" == "m68k-unknown-linux-gnu" ]]; then
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linker='-Clinker=m68k-unknown-linux-gnu-gcc'
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elif [[ "$TARGET_TRIPLE" == "aarch64-unknown-linux-gnu" ]]; then
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# We are cross-compiling for aarch64. Use the correct linker and run tests in qemu.
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linker='-Clinker=aarch64-linux-gnu-gcc'
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else
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echo "Unknown non-native platform"
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fi
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fi
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# Since we don't support ThinLTO, disable LTO completely when not trying to do LTO.
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# TODO(antoyo): remove when we can handle ThinLTO.
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disable_lto_flags=''
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if [[ ! -v FAT_LTO ]]; then
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disable_lto_flags='-Clto=off'
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fi
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if [[ -z "$BUILTIN_BACKEND" ]]; then
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export RUSTFLAGS="$CG_RUSTFLAGS $linker -Csymbol-mangling-version=v0 -Cdebuginfo=2 $disable_lto_flags -Zcodegen-backend=$(pwd)/target/${CHANNEL:-debug}/librustc_codegen_gcc.$dylib_ext --sysroot $(pwd)/build_sysroot/sysroot $TEST_FLAGS"
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else
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export RUSTFLAGS="$CG_RUSTFLAGS $linker -Csymbol-mangling-version=v0 -Cdebuginfo=2 $disable_lto_flags -Zcodegen-backend=gcc $TEST_FLAGS -Cpanic=abort"
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if [[ ! -z "$RUSTC_SYSROOT" ]]; then
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export RUSTFLAGS="$RUSTFLAGS --sysroot $RUSTC_SYSROOT"
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fi
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fi
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# FIXME(antoyo): remove once the atomic shim is gone
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if [[ unamestr == 'Darwin' ]]; then
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export RUSTFLAGS="$RUSTFLAGS -Clink-arg=-undefined -Clink-arg=dynamic_lookup"
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fi
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if [[ -z "$cargo_target_dir" ]]; then
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RUST_CMD="$RUSTC $RUSTFLAGS -L crate=target/out --out-dir target/out"
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cargo_target_dir="target/out"
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else
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RUST_CMD="$RUSTC $RUSTFLAGS -L crate=$cargo_target_dir --out-dir $cargo_target_dir"
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fi
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export RUSTC_LOG=warn # display metadata load errors
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export LD_LIBRARY_PATH="$(pwd)/target/out:$(pwd)/build_sysroot/sysroot/lib/rustlib/$TARGET_TRIPLE/lib"
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if [[ ! -z "$:$GCC_PATH" ]]; then
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export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$GCC_PATH"
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fi
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export DYLD_LIBRARY_PATH=$LD_LIBRARY_PATH
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# NOTE: To avoid the -fno-inline errors, use /opt/gcc/bin/gcc instead of cc.
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# To do so, add a symlink for cc to /opt/gcc/bin/gcc in our PATH.
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# Another option would be to add the following Rust flag: -Clinker=/opt/gcc/bin/gcc
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export PATH="/opt/gcc/bin:/opt/m68k-unknown-linux-gnu/bin:$PATH"
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