ahill/maplelinux-bootstrap
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Partial stage 0 build

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This commit is contained in:
Alexander Hill 2025-08-18 22:26:56 -04:00
parent 3b684928a1
commit 9a96db5d6d
1 changed files with 15 additions and 7 deletions
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22
build-bootstrap.sh
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@ -389,10 +389,11 @@ cd rustc-*/
--enable-profiler \
--enable-sanitizers \
--enable-use-libcxx \
--host=$HOST.json \
--llvm-root=$MAPLE/maple/tools
# NOTE: The target for Alpine is missing musl-root, so we define it here. ~ahill
sed -i "/\[target.$BUILD\]/a musl-root='/usr'" bootstrap.toml
# TODO: Also required for the "rust" section as well. Further research needed. ~ahill
sed -i "/\[rust\]/a musl-root='/usr'" bootstrap.toml
# NOTE: Next, we tell Rust to use our custom LLVM toolchain. ~ahill
sed -i "/\[target.'$HOST.json'\]/a ar = '$MAPLE/maple/tools/bin/llvm-ar'" bootstrap.toml
sed -i "/\[target.'$HOST.json'\]/a cc = '$CC'" bootstrap.toml
@ -450,15 +451,22 @@ echo "\"supported-split-debuginfo\": [\"packed\", \"unpacked\", \"off\"]" >> $HO
# END OF TARGET OPTIONS
echo "}," >> $HOST.json
# FIXME: How do we automatically detect the pointer width? ~ahill
echo "\"pointer-width\": 64" >> $HOST.json
echo "\"target-pointer-width\": \"64\"" >> $HOST.json
echo "}" >> $HOST.json
# NOTE: Make sure we revert to Alpine's compiler because we're bootstrapping a
# compiler again. ~ahill
# NOTE: Rust has an interesting convention when it comes to the CC and CXX
# variables. It treats CC and CXX as the native compiler, leaving CC_$HOST
# and CXX_$HOST as the cross-compilers. Interesting strategy. ~ahill
export $(echo CC_$HOST | sed "s/-/_/g")=$CC
export $(echo CFLAGS_$HOST | sed "s/-/_/g")="$CFLAGS --sysroot=$MAPLE"
export $(echo CXX_$HOST | sed "s/-/_/g")=$CXX
export $(echo CXXFLAGS_$HOST | sed "s/-/_/g")="$CXXFLAGS --sysroot=$MAPLE"
export CC=clang
export CXX=clang++
./x.py build --stage 0
./x.py build --stage 1
./x.py build --stage 2
# NOTE: This was supposedly fixed already, but here I am defining this myself. ~ahill
# See also: https://github.com/llvm/llvm-project/issues/96536
sed -i "/static char \*CountersLast/a static char *BitmapLast = NULL;" src/llvm-project/compiler-rt/lib/profile/InstrProfilingPlatformOther.c
sed -i "/static char \*CountersLast/a static char *BitmapFirst = NULL;" src/llvm-project/compiler-rt/lib/profile/InstrProfilingPlatformOther.c
./x.py build --stage 0 --target $HOST.json
# ...
# DESTDIR on ./x.py install?
cd ..