util/crossgcc: Also build LLVM LD

When doing LTO the clang linker frontend needs to use LLD or gold. Build
LLD as that is the configuration that is best tested.

Change-Id: I3242585f8b5c3426fc6568d3dc47300164d56e3a
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/80732
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Singer <service+coreboot-gerrit@felixsinger.de>

util/crossgcc/buildgcc

@@ -54,11 +54,13 @@ GCC_ARCHIVE="gcc-${GCC_VERSION}.tar.xz"
 BINUTILS_ARCHIVE="binutils-${BINUTILS_VERSION}.tar.xz"
 IASL_ARCHIVE="${IASL_VERSION}.tar.gz"
 # CLANG toolchain FILE locations
+LLD_ARCHIVE="lld-${CLANG_VERSION}.src.tar.xz"
 LLVM_ARCHIVE="llvm-${CLANG_VERSION}.src.tar.xz"
 CLANG_ARCHIVE="clang-${CLANG_VERSION}.src.tar.xz"
 CRT_ARCHIVE="compiler-rt-${CLANG_VERSION}.src.tar.xz"
 CTE_ARCHIVE="clang-tools-extra-${CLANG_VERSION}.src.tar.xz"
 LLVMCMAKE_ARCHIVE="cmake-${CLANG_VERSION}.src.tar.xz"
+LIBUNWIND_ARCHIVE="libunwind-${CLANG_VERSION}.src.tar.xz"
 CMAKE_ARCHIVE="cmake-${CMAKE_VERSION}.tar.gz"
 NASM_ARCHIVE="nasm-${NASM_VERSION}.tar.bz2"
 
@@ -79,13 +81,16 @@ CLANG_BASE_URL="https://github.com/llvm/llvm-project/releases/download/llvmorg-$
 CRT_BASE_URL="https://github.com/llvm/llvm-project/releases/download/llvmorg-${CLANG_VERSION}"
 CTE_BASE_URL="https://github.com/llvm/llvm-project/releases/download/llvmorg-${CLANG_VERSION}"
 LLVMCMAKE_BASE_URL="https://github.com/llvm/llvm-project/releases/download/llvmorg-${CLANG_VERSION}"
+LLD_BASE_URL="https://github.com/llvm/llvm-project/releases/download/llvmorg-${CLANG_VERSION}"
+LIBUNWIND_BASE_URL="https://github.com/llvm/llvm-project/releases/download/llvmorg-${CLANG_VERSION}"
 CMAKE_BASE_URL="https://cmake.org/files/v${CMAKE_VERSION%.*}"
 NASM_BASE_URL="https://www.nasm.us/pub/nasm/releasebuilds/${NASM_VERSION}"
 
 ALL_ARCHIVES="$GMP_BASE_URL/$GMP_ARCHIVE $MPFR_BASE_URL/$MPFR_ARCHIVE $MPC_BASE_URL/$MPC_ARCHIVE \
 	$GCC_BASE_URL/$GCC_ARCHIVE $BINUTILS_BASE_URL/$BINUTILS_ARCHIVE $IASL_BASE_URL/$IASL_ARCHIVE \
-	$LLVM_BASE_URL/$LLVM_ARCHIVE $CLANG_BASE_URL/$CLANG_ARCHIVE $LLVMCMAKE_BASE_URL/$LLVMCMAKE_ARCHIVE \
+	$LLD_BASE_URL/$LLD_ARCHIVE $LLVM_BASE_URL/$LLVM_ARCHIVE $CLANG_BASE_URL/$CLANG_ARCHIVE \
-	$CRT_BASE_URL/$CRT_ARCHIVE $CTE_BASE_URL/$CTE_ARCHIVE $CMAKE_BASE_URL/$CMAKE_ARCHIVE $NASM_BASE_URL/$NASM_ARCHIVE"
+	$LLVMCMAKE_BASE_URL/$LLVMCMAKE_ARCHIVE $CRT_BASE_URL/$CRT_ARCHIVE $CTE_BASE_URL/$CTE_ARCHIVE \
+	$LIBUNWIND_BASE_URL/$LIBUNWIND_ARCHIVE $CMAKE_BASE_URL/$CMAKE_ARCHIVE $NASM_BASE_URL/$NASM_ARCHIVE"
 
 # GCC toolchain directories
 GMP_DIR="gmp-${GMP_VERSION}"
@@ -97,11 +102,13 @@ GCC_DIR="gcc-${GCC_VERSION}"
 BINUTILS_DIR="binutils-${BINUTILS_VERSION}"
 IASL_DIR="acpica-${IASL_VERSION}"
 # CLANG toolchain directories
+LLD_DIR="lld-${CLANG_VERSION}.src"
 LLVM_DIR="llvm-${CLANG_VERSION}.src"
 CLANG_DIR="clang-${CLANG_VERSION}.src"
 CRT_DIR="compiler-rt-${CLANG_VERSION}.src"
 CTE_DIR="clang-tools-extra-${CLANG_VERSION}.src"
 LLVMCMAKE_DIR="cmake-${CLANG_VERSION}.src"
+LIBUNWIND_DIR="libunwind-${CLANG_VERSION}.src"
 CMAKE_DIR="cmake-${CMAKE_VERSION}"
 NASM_DIR="nasm-${NASM_VERSION}"
 
@@ -866,16 +873,18 @@ build_IASL() {
 
 build_LLVM() {
 
+	ln -nsf "$LLD_DIR" ../lld
 	ln -nsf "$LLVM_DIR" ../llvm
 	ln -nsf "$CLANG_DIR" ../clang
 	ln -nsf "$CTE_DIR" ../clang-tools-extra
 	ln -nsf "$CRT_DIR" ../compiler-rt
 	ln -nsf "$LLVMCMAKE_DIR" ../cmake
+	ln -nsf "$LIBUNWIND_DIR" ../libunwind
 
 	$CMAKE -G "Unix Makefiles" \
 		-DCMAKE_INSTALL_PREFIX="$DESTDIR$TARGETDIR" \
 		-DCLANG_VENDOR="coreboot toolchain v$CROSSGCC_VERSION - " \
-		-DLLVM_ENABLE_PROJECTS="clang;clang-tools-extra;compiler-rt" \
+		-DLLVM_ENABLE_PROJECTS="clang;clang-tools-extra;compiler-rt;lld" \
 		-DLLVM_INCLUDE_BENCHMARKS="OFF" \
 		-DLLVM_INCLUDE_TESTS="OFF" \
 		-DLLVM_INCLUDE_EXAMPLES="OFF" \
@@ -886,7 +895,7 @@ build_LLVM() {
 	$MAKE $JOBS || touch .failed
 	$MAKE install || touch .failed
 
-	rm -f ../llvm ../clang ../clang-tools-extra ../compiler-rt ../cmake
+	rm -f ../llvm ../clang ../clang-tools-extra ../compiler-rt ../cmake ../lld ../libunwind
 
 	cp -a ../$CLANG_DIR/tools/scan-build/* "$DESTDIR$TARGETDIR/bin"
 	cp -a ../$CLANG_DIR/tools/scan-view/* "$DESTDIR$TARGETDIR/bin"
@@ -1023,7 +1032,7 @@ case "$PACKAGE" in
 	CLANG|clang)
 		NAME="LLVM clang"
 		LLVM_VERSION=${CLANG_VERSION}
-		PACKAGES="CMAKE LLVM CLANG CRT CTE LLVMCMAKE"
+		PACKAGES="CMAKE LLVM CLANG CRT CTE LLVMCMAKE LLD LIBUNWIND"
 		CMAKE=${DESTDIR}${TARGETDIR}/bin/cmake
 		;;
 	IASL|iasl)

util/crossgcc/sum/libunwind-17.0.6.src.tar.xz.cksum

@@ -0,0 +1 @@
+336b82602ec25a02bb987f44bd5ed990cb4c7f4a  tarballs/libunwind-17.0.6.src.tar.xz

util/crossgcc/sum/lld-17.0.6.src.tar.xz.cksum

@@ -0,0 +1 @@
+abe5d45ebea2b9994a5e6ed31268a2114f4fa14f  tarballs/lld-17.0.6.src.tar.xz