Here's an experiment using the 3 competing open source linkers to link hotspot. This confirms that lld is faster than gold is faster than bfd, but is the one second saving worth the engineering effort?
$ (BUILDDIR=$HOME/ws/jdk/build/linux-x86_64-server-release; for linker in bfd gold lld; do echo --- $linker ---; time /usr/bin/g++ -fuse-ld=$linker -Wl,--hash-style=both -Wl,-z,defs -Wl,-z,noexecstack -Wl,-O1 -Wl,-z,relro -m64 -static-libstdc++ -static-libgcc -shared -m64 -Wl,-version-script=$BUILDDIR/hotspot/variant-server/libjvm/mapfile -Wl,-soname=libjvm.so -o $BUILDDIR/support/modules_libs/java.base/server/libjvm.so @$BUILDDIR/hotspot/variant-server/libjvm/objs/_BUILD_LIBJVM_objectfilenames.txt -lm -ldl -lpthread; done) --- bfd --- /usr/bin/g++ -fuse-ld=$linker -Wl,--hash-style=both -Wl,-z,defs -Wl,-O1 -m6 1.31s user 0.36s system 99% cpu 1.669 total --- gold --- /usr/bin/g++ -fuse-ld=$linker -Wl,--hash-style=both -Wl,-z,defs -Wl,-O1 -m6 0.42s user 0.11s system 99% cpu 0.537 total --- lld --- /usr/bin/g++ -fuse-ld=$linker -Wl,--hash-style=both -Wl,-z,defs -Wl,-O1 -m6 0.25s user 0.20s system 145% cpu 0.310 total