zig

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      1 #!/bin/sh
      2 
      3 # Requires cmake ninja-build
      4 
      5 set -x
      6 set -e
      7 
      8 ARCH="$(uname -m)"
      9 TARGET="$ARCH-linux-musl"
     10 MCPU="baseline"
     11 CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.12.0-dev.203+d3bc1cfc4"
     12 PREFIX="$HOME/deps/$CACHE_BASENAME"
     13 ZIG="$PREFIX/bin/zig"
     14 
     15 export PATH="$HOME/deps/wasmtime-v2.0.2-$ARCH-linux:$HOME/deps/qemu-linux-x86_64-6.1.0.1/bin:$PATH"
     16 
     17 # Make the `zig version` number consistent.
     18 # This will affect the cmake command below.
     19 git config core.abbrev 9
     20 git fetch --unshallow || true
     21 git fetch --tags
     22 
     23 # Test building from source without LLVM.
     24 git clean -fd
     25 rm -rf zig-out
     26 cc -o bootstrap bootstrap.c
     27 ./bootstrap build -Dno-lib
     28 # In order to run these behavior tests we need to move the `@cImport` ones to somewhere else.
     29 # ./zig-out/bin/zig test test/behavior.zig
     30 
     31 export CC="$ZIG cc -target $TARGET -mcpu=$MCPU"
     32 export CXX="$ZIG c++ -target $TARGET -mcpu=$MCPU"
     33 
     34 rm -rf build-release
     35 mkdir build-release
     36 cd build-release
     37 
     38 # Override the cache directories because they won't actually help other CI runs
     39 # which will be testing alternate versions of zig, and ultimately would just
     40 # fill up space on the hard drive for no reason.
     41 export ZIG_GLOBAL_CACHE_DIR="$(pwd)/zig-global-cache"
     42 export ZIG_LOCAL_CACHE_DIR="$(pwd)/zig-local-cache"
     43 
     44 cmake .. \
     45   -DCMAKE_INSTALL_PREFIX="stage3-release" \
     46   -DCMAKE_PREFIX_PATH="$PREFIX" \
     47   -DCMAKE_BUILD_TYPE=Release \
     48   -DZIG_TARGET_TRIPLE="$TARGET" \
     49   -DZIG_TARGET_MCPU="$MCPU" \
     50   -DZIG_STATIC=ON \
     51   -DZIG_NO_LIB=ON \
     52   -GNinja
     53 
     54 # Now cmake will use zig as the C/C++ compiler. We reset the environment variables
     55 # so that installation and testing do not get affected by them.
     56 unset CC
     57 unset CXX
     58 
     59 ninja install
     60 
     61 # TODO: move this to a build.zig step (check-fmt)
     62 echo "Looking for non-conforming code formatting..."
     63 stage3-release/bin/zig fmt --check .. \
     64   --exclude ../test/cases/ \
     65   --exclude ../build-debug \
     66   --exclude ../build-release
     67 
     68 # simultaneously test building self-hosted without LLVM and with 32-bit arm
     69 stage3-release/bin/zig build \
     70   -Dtarget=arm-linux-musleabihf \
     71   -Dno-lib
     72 
     73 stage3-release/bin/zig build test docs \
     74   --maxrss 21000000000 \
     75   -fqemu \
     76   -fwasmtime \
     77   -Dstatic-llvm \
     78   -Dtarget=native-native-musl \
     79   --search-prefix "$PREFIX" \
     80   --zig-lib-dir "$(pwd)/../lib"
     81 
     82 # Look for HTML errors.
     83 # TODO: move this to a build.zig flag (-Denable-tidy)
     84 tidy --drop-empty-elements no -qe "../zig-out/doc/langref.html"
     85 
     86 # Ensure that stage3 and stage4 are byte-for-byte identical.
     87 stage3-release/bin/zig build \
     88   --prefix stage4-release \
     89   -Denable-llvm \
     90   -Dno-lib \
     91   -Doptimize=ReleaseFast \
     92   -Dstrip \
     93   -Dtarget=$TARGET \
     94   -Duse-zig-libcxx \
     95   -Dversion-string="$(stage3-release/bin/zig version)"
     96 
     97 # diff returns an error code if the files differ.
     98 echo "If the following command fails, it means nondeterminism has been"
     99 echo "introduced, making stage3 and stage4 no longer byte-for-byte identical."
    100 diff stage3-release/bin/zig stage4-release/bin/zig
    101 
    102 # Ensure that updating the wasm binary from this commit will result in a viable build.
    103 stage3-release/bin/zig build update-zig1
    104 
    105 rm -rf ../build-new
    106 mkdir ../build-new
    107 cd ../build-new
    108 
    109 export ZIG_GLOBAL_CACHE_DIR="$(pwd)/zig-global-cache"
    110 export ZIG_LOCAL_CACHE_DIR="$(pwd)/zig-local-cache"
    111 export CC="$ZIG cc -target $TARGET -mcpu=$MCPU"
    112 export CXX="$ZIG c++ -target $TARGET -mcpu=$MCPU"
    113 
    114 cmake .. \
    115   -DCMAKE_PREFIX_PATH="$PREFIX" \
    116   -DCMAKE_BUILD_TYPE=Release \
    117   -DZIG_TARGET_TRIPLE="$TARGET" \
    118   -DZIG_TARGET_MCPU="$MCPU" \
    119   -DZIG_STATIC=ON \
    120   -DZIG_NO_LIB=ON \
    121   -GNinja
    122 
    123 unset CC
    124 unset CXX
    125 
    126 ninja install
    127 
    128 stage3/bin/zig test ../test/behavior.zig -I../test
    129 stage3/bin/zig build -p stage4 \
    130   -Dstatic-llvm \
    131   -Dtarget=native-native-musl \
    132   -Dno-lib \
    133   --search-prefix "$PREFIX" \
    134   --zig-lib-dir "$(pwd)/../lib"
    135 stage4/bin/zig test ../test/behavior.zig -I../test