compiler/rustc_codegen_cranelift/scripts/ext_config.sh

   1 # Note to people running shellcheck: this file should only be sourced, not executed directly.
   2
   3 # Various env vars that should only be set for the build system
   4
   5 set -e
   6
   7 export CG_CLIF_DISPLAY_CG_TIME=1
   8 export CG_CLIF_DISABLE_INCR_CACHE=1
   9
  10 export HOST_TRIPLE=$(rustc -vV | grep host | cut -d: -f2 | tr -d " ")
  11 export TARGET_TRIPLE=${TARGET_TRIPLE:-$HOST_TRIPLE}
  12
  13 export RUN_WRAPPER=''
  14 export JIT_SUPPORTED=1
  15 if [[ "$HOST_TRIPLE" != "$TARGET_TRIPLE" ]]; then
  16    export JIT_SUPPORTED=0
  17    if [[ "$TARGET_TRIPLE" == "aarch64-unknown-linux-gnu" ]]; then
  18       # We are cross-compiling for aarch64. Use the correct linker and run tests in qemu.
  19       export RUSTFLAGS='-Clinker=aarch64-linux-gnu-gcc '$RUSTFLAGS
  20       export RUN_WRAPPER='qemu-aarch64 -L /usr/aarch64-linux-gnu'
  21    elif [[ "$TARGET_TRIPLE" == "x86_64-pc-windows-gnu" ]]; then
  22       # We are cross-compiling for Windows. Run tests in wine.
  23       export RUN_WRAPPER='wine'
  24    else
  25       echo "Unknown non-native platform"
  26    fi
  27 fi
  28
  29 # FIXME fix `#[linkage = "extern_weak"]` without this
  30 if [[ "$(uname)" == 'Darwin' ]]; then
  31    export RUSTFLAGS="$RUSTFLAGS -Clink-arg=-undefined -Clink-arg=dynamic_lookup"
  32 fi