toolchains: Add libgloss replacement

scripts/build-toolchains.sh

@@ -125,6 +125,9 @@ CC= CXX= module_all riscv-pk --prefix="${RISCV}" --host=riscv64-unknown-elf
 module_all riscv-tests --prefix="${RISCV}/riscv64-unknown-elf"
 
 # Common tools (not in any particular toolchain dir)
+
+SRCDIR="$(pwd)/toolchains" module_all libgloss --prefix="${RISCV}/riscv64-unknown-elf" --host=riscv64-unknown-elf
+
 SRCDIR="$(pwd)/toolchains" module_all qemu --prefix="${RISCV}" --target-list=riscv64-softmmu
 
 cd "$RDIR"

scripts/init-submodules-no-riscv-tools.sh

@@ -27,9 +27,10 @@ shift $((OPTIND - 1))
 
 # Ignore toolchain submodules
 cd "$RDIR"
-for name in toolchains/*/*/ ; do
+for name in toolchains/*-tools/*/ ; do
     git config submodule."${name%/}".update none
 done
+git config submodule.toolchains/libgloss.update none
 git config submodule.toolchains/qemu.update none
 
 # Don't automatically initialize generators with big submodules (e.g. linux source)
@@ -42,10 +43,12 @@ git config submodule.vlsi/hammer-cadence-plugins.update none
 git config submodule.vlsi/hammer-synopsys-plugins.update none
 git config submodule.vlsi/hammer-mentor-plugins.update none
 git submodule update --init --recursive #--jobs 8
+
 # Un-ignore toolchain submodules
-for name in toolchains/*/*/ ; do
+for name in toolchains/*-tools/*/ ; do
     git config --unset submodule."${name%/}".update
 done
+git config --unset submodule.toolchains/libgloss.update
 git config --unset submodule.toolchains/qemu.update
 
 git config --unset submodule.vlsi/hammer-cadence-plugins.update